1 2004-12-22 Richard Henderson <rth@redhat.com>
2 Uros Bizjak <uros@kss-loka.si>
4 * config/i386/i386.md (truncdfsf2): Don't create stack temp when
5 using sse math only. Use truncdfsf2_with_temp.
6 (truncdfsf2_with_temp): New.
7 (truncdfsf_fast_i387): Rename from truncdfsf2_noop. Add memory
9 (truncdfsf_mixed): Rename from truncdfsf2_1_sse. Compress duplicate
11 (truncdfsf_fast_sse): Rename from truncdfsf2_2. Remove f alternative.
12 (truncdfsf2_3, truncdfsf2_sse_only): Remove.
13 (truncdfsf_i387): Rename from truncdfsf2_1. Compress duplicates.
14 (truncdfsf_fast_mixed): New.
15 (truncdfsf splitters): Remove all except the 387 load/store split.
16 (truncxfsf2_1, truncxfdf2_1): Unify enable constraint with
17 respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH and
19 (*truncxf{s,d}f2_1): Rename to *truncxf{s,d}f2_mixed.
20 (truncxf{s,d}f2_noop) Rename to truncxf{d,s}f2_i387_noop.
21 (*truncxf{s,d}f2_i387): New patterns.
22 (*truncxf{s,d}f2_2): Rename to *truncxf{s,d}f2_i387_1.
23 (truncxf{s,d}f2, fmod{s,d}f3, drem{s,d}f3, log1p{s,d}f2,
24 rint{s,d}f2, floor{s,d}f2, ceil{s,d}f2, btrunc{s,d}f2,
25 nearbyint{s,d}f2): Use renamed patterns.
27 2004-12-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
29 * tree.h (TYPE_SIZES_GIMPLIFIED): New.
30 * function.c (gimplify_parm_type): Don't gimplify type if already done.
31 * gimplify.c (gimplify_decl_expr): Likewise.
32 (gimplify_type_sizes): Set TYPE_SIZES_GIMPLIFIED. Examine nested
35 2004-12-22 Richard Henderson <rth@redhat.com>
37 * gimplify.c (eval_save_expr): Remove.
38 (gimplify_one_sizepos): Unshare expr before gimplifying.
39 * stor-layout.c (variable_size): Revert 2004-12-19 change.
40 (layout_decl): Revert 2004-12-18 change.
41 (layout_type): Revert 2004-12-21 change.
43 2004-12-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
45 * tree-sra.c (type_can_be_decomposed_p): Reject variable sized types.
47 2004-12-22 Mark Mitchell <mark@codesourcery.com>
49 * Makefile.in (install-common): Remove special-case code for when
52 2004-12-22 Jan Beulich <jbeulich@novell.com>
54 * config.gcc: Add dbxelf.h to NetWare's tm_file.
55 * config/i386/netware-crt0.c: Prototype __init_environment and
56 __deinit_environment prior to their definition.
57 (__init_environment): Correct invokation of constructor function.
58 * config/i386/netware.h (TARGET_OS_CPP_BUILTINS): Use
59 builtin_define_std rather than builtin_define on IAPX386.
60 * config/i386/nwld.h: Disable stabs debugging info with the linker
62 * config/i386/t-nwld (SHLIB_LINK): Do not use a temporary file for
63 the output. Add -posix to the options as that is the more compatible
65 * gthr-nks.h: Formatting.
66 (__gthread_mutex_init_function): Kill the dubious use of
67 NX_MUTEX_RECURSIVE as it is now clear that the traditional mutexes
68 were not meant to be recursive.
69 (__gthread_recursive_mutex_t, __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION,
70 __gthread_recursive_mutex_init_function,
71 __gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
72 __gthread_recursive_mutex_unlock): New.
74 2004-12-22 Alexandre Oliva <aoliva@redhat.com>
76 * config/mips/t-linux64: Remove code that messed with $(SPECS).
77 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES): Move
79 (MULTILIB_EXTRA_OPTS, CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S):
81 * config/mips/linux64.h (DRIVER_SELF_SPECS): Don't handle
83 (SUBTARGET_TARGET_SWITCHES): Likewise.
85 2004-12-21 Andrew Pinski <pinskia@physics.uc.edu>
88 * pointer-set.c (pointer_set_contains): Add back.
89 * pointer-set.h (pointer_set_contains): Add back.
91 2004-12-21 Richard Henderson <rth@redhat.com>
93 * gimplify.c (eval_save_expr): New.
94 (gimplify_one_sizepos): Use it.
95 * stor-layout.c (layout_type): Unshare TYPE_MIN/MAX_VALUE.
97 2004-12-21 Nathan Sidwell <nathan@codesourcery.com>
99 * system.c (IN_RANGE): Use plain unsigned, not unsigned
101 * tree.def (VOID_TYPE, INTEGER_TYPE, REAL_TYPE, COMPLEX_TYPE,
102 VECTOR_TYPE, OFFSET_TYPE, ENUMERAL_TYPE, BOOLEAN_TYPE, CHAR_TYPE,
103 POINTER_TYPE, REFERENCE_TYPE, METHOD_TYPE, FUNCTION_TYPE,
104 FILE_TYPE, ARRAY_TYPE, RECORD_TYPE, UNION_TYPE,
105 QUAL_UNION_TYPE): Reorder for better code efficiency.
106 (CONST_DECL, TYPE_DECL, VAR_DECL, FIELD_DECL, PARM_DECL): Likewise.
107 (INDIRECT_REF, ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): Likewise.
108 * tree.h (INDIRECT_REF_P): Reorder checks for better optimization.
109 (IS_EXPR_CODE_CLASS): Use IN_RANGE.
110 (INTEGRAL_TYPE_P, FLOAT_TYPE_P): Reorder checks for better
113 2004-12-21 David O'Brien <obrien@FreeBSD.org>
115 * config/freebsd-spec.h: Use KSE pthread lib for -pthread.
117 2004-12-21 James A. Morrison <phython@gcc.gnu.org>
120 * c-decl.c (pushdecl): Remove block trying to merge static function
121 declarations at block scope to file scope declarations.
123 2004-12-21 James A. Morrison <phython@gcc.gnu.org>
126 * c-parse.in (initdcl): Don't process a declaration if start_decl fails.
127 (notype_initdcl): Don't process a declaration if start_decl fails.
128 * c-decl.c (start_decl): Fail if grokdeclarator fails.
129 (grokdeclarator): Fail if a function definition has an invalid storage
131 * c-typeck.c (start_init): Treat error_mark_node the same as 0.
133 2004-12-21 Richard Henderson <rth@redhat.com>
135 * config/i386/i386.c (x86_sse_split_regs): Rename from
136 x86_sse_partial_regs.
137 * config/i386/i386.h (x86_sse_split_regs): Likewise.
138 (TARGET_SSE_SPLIT_REGS): Rename from TARGET_SSE_PARTIAL_REGS.
139 * config/i386/i386.md (*): Update to match. Remove two
140 floatsisf splitters that use it.
142 * config/i386/i386.h (x86_sse_partial_regs_for_cvtsd2ss): Remove.
144 * config/i386/i386.c (x86_sse_partial_regs_for_cvtsd2ss): Remove.
145 * config/i386/i386.h (TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS): Remove.
146 * config/i386/i386.md (truncdfsf2_1_sse): Don't test it.
147 (truncdfsf2_2, truncdfsf2_sse_only): Likewise.
148 (truncdfsf2_1_sse_nooverlap, truncdfsf2_2_nooverlap): Remove.
149 (truncdfsf2_sse_only_nooverlap): Remove.
151 * config/i386/i386.h (TARGET_SSE_TYPELESS_LOAD0): Remove.
153 2004-12-21 Eric Botcazou <ebotcazou@libertysurf.fr>
155 * expr.c (emit_group_load_1): Return the source if the move
156 is a regular move between complex values.
158 2004-12-20 Roger Sayle <roger@eyesopen.com>
161 * config/rs6000/rs6000.c (current_file_function_operand): Only check
162 current_function_decl's DECL_RTL if it has already been set.
164 2004-12-20 Roger Sayle <roger@eyesopen.com>
167 * function.c (pop_function_context_from): Don't reset reg_renumber.
169 2004-12-20 Eric Botcazou <ebotcazou@libertysurf.fr>
172 * expr.c (write_complex_part): Use a subreg if the original object
173 is a hard reg that spans an even number of regs or a MEM.
174 (read_complex_part): Likewise.
176 2004-12-20 Mark Mitchell <mark@codesourcery.com>
178 * Makefile.in (install-common): Do not install the specs file
179 unless SPECS is defined.
181 2004-12-20 Zdenek Dvorak <dvorakz@suse.cz>
183 PR rtl-optimization/18942
184 * simplify-rtx.c (simplify_relational_operation_1): Simplify
185 x + cst1 == cst2 to x == cst2 - cst1. Made static.
187 2004-12-20 Matt Austern <austern@apple.com>
190 * c-common.c (set_builtin_user_assembler_name): New.
191 * c-common.h (set_builtin_user_assembler_name): Declare.
192 * c-decl.c (finish_decl): Use set_builtin_user_assembler_name
194 2004-12-20 Diego Novillo <dnovillo@redhat.com>
196 PR tree-optimization/19080
198 Merge from tree-cleanup-branch
200 * tree-flow-inline.h (clear_call_clobbered): New function.
201 * tree-ssa-alias.c (init_alias_info): Call it.
203 2004-12-20 Richard Henderson <rth@redhat.com>
205 * config/i386/i386.md (sse2_movsd): Remove ix86_binary_operator_ok
208 2004-12-20 Steven Bosscher <stevenb@suse.de>
209 Andrew Pinski <pinskia@physics.uc.edu>
214 * expr.c (categorize_ctor_elements_1): Count the total number
215 of elements in the constructor.
216 (categorize_ctor_elements): Return it in a new argument.
217 * tree.h (categorize_ctor_elements): Adjust prototype.
218 * gimplify.c (gimplify_init_ctor_eval_range): New.
219 (gimplify_init_ctor_eval): Gimplify RANGE_EXPR.
220 (gimplify_init_constructor): Block clear the object if the
221 constructor has fewer elements than the object type. Only try
222 to add assignments to individual elements when we have to.
224 2004-12-20 Richard Henderson <rth@redhat.com>
226 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
227 long_long_integer_type_node in building V2DI_type_node.
229 * config/i386/emmintrin.h: Use __vector_size__ instead of vector_size.
230 * config/i386/mmintrin.h, config/i386/xmmintrin.h: Likewise.
232 2004-12-20 Ben Elliston <bje@au.ibm.com>
234 * doc/md.texi (Expander Definitions): Use @emph instead of @strong
235 around Note: text to workaround a limitation of the Info format.
236 * doc/cpp.texi (Invocation): Likewise.
237 * doc/cppopts.texi: Likewise.
239 2004-12-19 Dale Johannesen <dalej@apple.com>
241 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Don't
242 reference operand 1 of ADDR_EXPRs.
244 2004-12-19 Mark Mitchell <mark@codesourcery.com>
246 * defaults.h (ASM_OUTPUT_INTERNAL_LABEL): New macro.
247 * output.h (assemble_name_raw): Declare it.
248 * system.h (ASM_OUTPUT_INTERNAL_LABEL): Do not poison it.
249 * varasm.c (assemble_name_raw): New function.
250 (assemble_name): Use it.
251 (default_internal_label): Likewise.
252 * config/darwin.c (darwin_asm_output_dwarf_delta): Likewise.
253 * doc/tm.texi (ASM_OUTPUT_INTERNAL_LABEL): Document.
255 2004-12-19 Richard Henderson <rth@redhat.com>
258 * stor-layout.c (variable_size): Force creation of a SAVE_EXPR.
260 2003-12-19 Steven Bosscher <stevenb@suse.de>
262 * config/i386/i386.c (ix86_split_to_parts): Use an array with
263 four elements for decoding a CONST_DOUBLE on 64 bits targets.
265 2004-12-19 Bernardo Innocenti <bernie@develer.com>
267 * config/m68k/m68kemb.h (TARGET_OS_CPP_BUILTINS): Remove redundant
268 definition of mc68000, already present in TARGET_CPU_CPP_BUILTINS.
270 2004-12-18 Daniel Berlin <dberlin@dberlin.org>
272 * lambda-code.c (can_convert_to_perfect_nest): Make checking
273 match up with what perfect_nestify can actually handle.
274 (perfect_nestify): Don't return false in the phi node loop.
276 2004-12-18 Richard Henderson <rth@redhat.com>
278 * config/i386/i386.md (SSEINT16): New.
279 (movv16qi, movv8hi, movv4si, movv2di): Compress via macros.
280 (movv16qi_internal, movv8hi_internal, movv4si_internal,
281 movv2di_internal): Compress via macros. Add SSE zero alternative.
282 Fix pure SSE alternatives to use 'x' instead of 'Y'.
284 (movv8qi, movv4hi, movv2si, movv8qi_internal, movv4hi_internal,
285 movv2si_internal): Compress via macros.
286 (SSEPUSH, MMXPUSH): New.
287 (pushv18qi, pushv8hi, pushv4si, pushv2di, pushti, pushv4sf, pushv2df,
288 pushv8qi, pushv4hi, pushv2si, pushv2sf): Compress via macros.
290 2004-12-18 Richard Henderson <rth@redhat.com>
293 * c-decl.c (store_parm_decls): Clarify get_pending_sizes insertion
295 * c-objc-common.c (c_cannot_inline_tree_fn): Remove pending sizes
297 * c-tree.h (struct lang_decl): Remove pending_sizes.
298 * function.c: Include tree-gimple.h
299 (assign_parm_setup_reg): Remove callee-copies code.
300 (gimplify_parm_type, gimplify_parameters): New functions.
301 (expand_pending_sizes): Remove.
302 (expand_function_start): Don't call it.
303 * gimplify.c (gimplify_expr): Examine DECL_VALUE_EXPR for PARM_DECL.
304 (gimplify_body): Add do_parms argument. Use gimplify_parameters.
305 (gimplify_function_tree): Setup cfun. Update gimplify_body call.
306 * tree-gimple.h (gimplify_body): Update decl.
307 * tree-inline.c (initialize_inlined_parameters): Update gimplify_body
309 * tree.h (gimplify_parameters): Declare.
310 * Makefile.in (function.o): Depend on TREE_GIMPLE_H.
312 2004-12-18 Richard Henderson <rth@redhat.com>
314 * c-decl.c (finish_struct): Add DECL_EXPR for variable sized
315 structures seen inside functions.
317 2004-12-18 Richard Henderson <rth@redhat.com>
319 * c-decl.c (grokdeclarator): Save variable array size before
320 subtracting 1, rather than after.
322 2004-12-18 Eric Botcazou <ebotcazou@libertysurf.fr>
325 * varasm.c (asm_emit_uninitialised): Return early if
326 a custom section is requested.
327 (assemble_variable): Revert 2002-03-15 patch.
329 2004-12-18 Richard Henderson <rth@redhat.com>
331 * stor-layout.c (layout_decl): Use unshare_expr, not unsave_expr.
333 2004-12-18 Zdenek Dvorak <dvorakz@suse.cz>
335 PR tree-optimization/18800
336 * params.def (PARAM_IV_ALWAYS_PRUNE_CAND_SET_BOUND): New parameter.
337 * tree-ssa-loop-ivopts.c (struct iv_ca): Add n_cands field.
338 (ALWAYS_PRUNE_CAND_SET_BOUND): New macro.
339 (iv_ca_set_no_cp, iv_ca_set_cp, iv_ca_new): Update n_cands field.
340 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_n_cands, iv_ca_prune):
342 (iv_ca_extend): Return number of candidates in the set.
343 (try_add_cand_for): Add argument to iv_ca_extend calls.
344 (try_improve_iv_set): Use iv_ca_prune.
345 * doc/invoke.texi (iv-always-prune-cand-set-bound): Document.
347 2004-12-18 Zdenek Dvorak <dvorakz@suse.cz>
349 PR rtl-optimization/19001
350 * loop-iv.c (iv_number_of_iterations): Record assumptions for loops
351 with power of two step to 'infinite' field.
353 2004-12-18 Roger Sayle <roger@eyesopen.com>
355 * Makefile.in (stor-layout.o): Depend upon gt-stor-layout.h.
356 (tree-ssa-propagate.o): Depend upon gt-tree-ssa-propagate.h.
357 (tree-ssa-operands.o): Depend upon gt-tree-ssa-operands.h.
358 (tree-mudflap.o): Depend upon gt-tree-mudflap.h.
359 (expr.o): Depend upon gt-expr.h.
360 (regclass.o): Depend upon gt-regclass.h.
361 (bitmap.o): Depend upon gt-bitmap.h.
362 (lists.o): Depend upon gt-lists.h.
364 (cfgexpand.o): Don't depend upon gt-tree-cfg.h.
366 (GTFILES): Remove fold-const.c.
367 (gt-stmt.h, gt-fold-const.h, gt-input.h, gt-tree-ssa-ccp.h):
370 2004-12-18 Richard Henderson <rth@redhat.com>
372 * stor-layout.c (layout_decl): Unshare size expressions copied
375 * fold-const.c (multiple_of_p): Handle BIT_AND_EXPR when
376 BOTTOM is a power of two.
378 2004-12-18 Richard Henderson <rth@redhat.com>
380 * tree-nested.c (save_tmp_var): New.
381 (struct walk_stmt_info): Add is_lhs.
382 (walk_stmts) <MODIFY_EXPR>: Be more accurate with setting of
383 val_only; set is_lhs.
384 (convert_nonlocal_reference): Use save_tmp_var when is_lhs;
385 clear is_lhs when appropriate.
386 (convert_local_reference): Likewise.
388 2004-12-18 Richard Earnshaw <rearnsha@arm.com>
390 * arm/ieee754-sf.S (floatdisf): Fix label definition in FPA
393 2004-12-18 Roger Sayle <roger@eyesopen.com>
395 * ifcvt.c (total_bb_rtx_cost): Rename function to cheap_bb_rtx_cost_p.
396 Take a max_cost argument to avoid scanning large blocks, by returning
397 a Boolean instead of a total. Include the cost of a "fstp %st(0)"
398 instruction required to pop dead values off of a register stack.
400 2004-12-18 Roger Sayle <roger@eyesopen.com>
403 * expr.c (expand_expr_real_1) <MAX_EXPR>: Ensure that target, op0
404 and op1 are all registers (or constants) before expanding the RTL
405 comparison sequence [to avoid reg_overlap_mentioned (target, op1)].
407 2004-12-18 Eric Botcazou <ebotcazou@libertysurf.fr>
409 PR rtl-optimization/16968
410 * loop.c (scan_loop): Stop scanning the loop for movable
411 insns as soon as an optimization barrier is encountered.
413 2004-12-17 Zack Weinberg <zack@codesourcery.com>
416 * toplev.c (compile_file): Call process_pending_assemble_externals
417 just before targetm.asm_out.file_end.
419 2004-12-17 Diego Novillo <dnovillo@redhat.com>
421 tree-optimization/18501
422 * tree-optimize.c (init_tree_optimization_passes): Run
423 pass_late_warn_uninitialized before the last DCE run.
425 2004-12-17 Richard Henderson <rth@redhat.com>
427 * config/i386/i386.c (x86_64_reg_class_name): Re-indent.
428 (classify_argument, examine_argument, construct_container,
429 merge_classes): Remove prototypes.
430 (type_natural_mode): Split out from ...
431 (function_arg): ... here.
432 (gen_reg_or_parallel): Remove alt_mode argument. Update callers.
433 Use orig_mode unless it's BLKmode.
434 (construct_container): Add orig_mode argument. Update callers.
435 Use gen_reg_or_parallel for SSE registers.
436 (ix86_function_value): Use type_natural_mode.
437 (ix86_gimplify_va_arg): Likewise.
438 (ix86_hard_regno_mode_ok): Always accept all SSE, MMX, 3DNOW modes in
439 SSE registers; always accept all MMX, 3DNOW modes in MMX registers.
440 * config/i386/i386.h (VALID_SSE2_REG_MODE): Don't include
442 * config/i386/i386.md (attribute mode): Add V1DF.
443 (movsi_1): Use 'x' instead of 'Y' constraints.
444 (movsi_1_nointernunit, movdi_2, movdi_1_rex64): Likewise.
445 (movdi_1_rex64_nointerunit): Likewise.
446 (movdf_nointeger, movdf_integer): Likewise. Handle SSE1.
447 (movsf_1, movsf_1_nointerunit): Line up constraint alternatives.
448 (swapsf): Use fp_register_operand, don't disable for TARGET_SSE.
450 (swapxf): Enable only for TARGET_80387.
451 (movv2sf, movv2sf_internal, pushv2sf): Enable for MMX.
452 (movtf): Remove double-check for TARGET_64BIT.
453 (movv2df_internal): Enable for SSE1.
454 (movv8hi_internal, movv16qi_internal): Likewise.
455 (movv2df, movv8hi, movv16qi): Likewise.
456 (pushv2di, pushv8hi, pushv16qi, pushv4si): Likewise.
457 (pushdi2_rex64, movv4sf_internal, movv4si_internal, movv2di_internal,
458 movv8qi_internal, movv4hi_internal, movv2sf_internal,
459 movv2df_internal, movv8hi_internal, movv16qi_internal,
460 movti_internal): Add leading '*' to name.
462 2004-12-17 Dale Johannesen <dalej@apple.com>
464 * c-decl.c (diagnose_mismatched_decls): Accept mismatched
465 function types: void with previous implicit int.
467 2004-12-17 Andreas Krebbel <krebbel1@de.ibm.com>
469 * config/s390/s390.c (s390_gimplify_va_arg): Set alias set to
472 2004-12-17 Jan Beulich <jbeulich@novell.com>
475 * config/i386/i386.c (enum x86_64_reg_class): Define
476 X86_64_COMPLEX_X87_CLASS.
477 (x86_64_reg_class_names): Add name for X86_64_COMPLEX_X87_CLASS.
478 (merge_classes): Handle X86_64_COMPLEX_X87_CLASS.
479 (classify_argument): XCmode is X86_64_COMPLEX_X87_CLASS.
480 (examine_argument): X86_64_COMPLEX_X87_CLASS requires two
481 registers when dealing with a return value.
482 (construct_container): Handle X86_64_COMPLEX_X87_CLASS.
483 Eliminate impossible case of two X87/X87UP pairs (this now is
484 being expressed by a single COMPLEX_X87).
485 (x86_libcall_value): XCmode gets returned in st0/st1.
487 2004-12-17 Steven Bosscher <stevenb@suse.de>
489 * tree.c (type_contains_placeholder_1): Always return false
490 for VECTOR_TYPE if its TREE_TYPE does not contain a placeholder.
492 2004-12-17 Uros Bizjak <uros@kss-loka.si>
494 * config/i386/i386.md (extendsfdf2, *extendsfdf2_1,
495 *extendsfdf2_1_sse_only): Unify enable constraint with
496 respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH
497 and TARGET_MIX_SSE_I387.
498 (*extendsfdf2_i387): New insn pattern.
499 (*extendsfdf2_1): Rename to *extendsfdf2_mixed. Fix
500 register constraint for operand 0.
501 (*extendsfdf2_1_sse_only): Rename to *extendsfdf2_sse.
502 (*extend{s,d}fxf2_1): Rename to *extend{s,d}fxf2_i387.
504 2004-12-16 Andrew Pinski <pinskia@physics.uc.edu>
507 * config/darwin.c (machopic_symbol_defined_p): Return false
508 if the binds local and is a common symbol.
510 2004-12-16 Richard Henderson <rth@redhat.com>
512 * config/i386/i386.md (extv, extzv, insv): Revalidate the
513 operand with ext_register_operand.
515 2004-12-16 Kazu Hirata <kazu@cs.umass.edu>
517 * global.c: Fix a comment typo.
519 2004-12-16 Eric Botcazou <ebotcazou@libertysurf.fr>
520 Roger Sayle <roger@eyesopen.com>
522 PR tree-optimization/18707
523 * cfgloopmanip.c (create_preheader): Move the preheader
524 only if the latch was falling through to the header.
526 2004-12-16 Danny Smith <dannysmith@users.sourceforge.net>
529 * config/i386/cygwin.h (GTHREAD_USE_WEAK): Define to 0.
531 2004-12-16 Richard Henderson <rth@redhat.com>
532 Aldy Hernandez <aldyh@redhat.com>
534 * simplify-rtx.c (simplify_replace_rtx): Do not blindly replace
537 2004-12-16 H.J. Lu <hongjiu.lu@intel.com>
540 * config/alpha/t-osf4 (SHLIB_LINK): Use `.backup' as the suffix
541 to back up the existing shared library.
542 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
543 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
544 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
545 * config/sh/t-linux (SHLIB_LINK): Likewise.
546 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
547 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
548 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
549 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
551 * config/i386/t-nwld (SHLIB_LINK): Don't use the temporary
554 2004-12-16 Richard Henderson <rth@redhat.com>
556 * Makefile.in (MD_DEPS, s-mddeps): New.
557 (s-config, s-conditions, s-flags, s-codes, s-constants, s-emit,
558 s-recog, s-opinit, s-extract, s-peep, s-attr, s-attrtab, s-output,
559 s-preds): Depend on MD_DEPS instead of md_file.
560 (genobjnames): Add genmddeps.o
561 (build/genmddeps, build/genmddeps.o): New.
562 (mostlyclean): Remove mddeps.mk.
563 * genmddeps.c: New file.
564 * gensupport.c (include_callback): New.
565 (process_include): Call it.
566 * gensupport.h (include_callback): Declare.
568 2004-12-16 Nathan Sidwell <nathan@codesourcery.com>
570 * local-alloc.c (block_alloc): Replace IN_RANGE with simple
573 * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
575 2004-12-16 Mark Dettinger <dettinge@de.ibm.com>
577 * config/s390/s390.c (struct processor_costs): Two new fields:
579 (s390_rtx_costs): Added handling of multipy and add in SFmode.
580 More precise values for cost of multiply and add.
582 2004-12-15 Richard Henderson <rth@redhat.com>
585 * config/i386/i386.md (sse compare splitter): Test for SF and DFmode
586 explicitly instead of using VALID_SSE_REG_MODE.
588 2004-12-15 Richard Henderson <rth@redhat.com>
591 * config/i386/i386.md (swaphi_1): Swap with swaphi_2, allow with
593 (swapqi_1): Rename from swapqi. Enable only for no partial reg
594 stall and optimize_size.
596 (swaphi_1, swaphi_2, swapqi_1): Add athlon_decode.
597 (swapsi, swaphi_1, swaphi_2, swapqi_1, swapdi): Remove modrm override.
599 2004-12-16 Uros Bizjak <uros@kss-loka.si>
601 * config/i386/i386.md (*floathisf2_i387, *floathidf2_i387):
602 Also enable for TARGET_MIX_SSE_I387.
604 2004-12-16 Uros Bizjak <uros@kss-loka.si>
606 * config/i386/i386.md (sqrt{s,d}f2_1, sqrt{s,d}f2_1_sse_only,
607 sqrt{s,d}f2_i387): Unify enable constraint with respect to
608 TARGET_SSE, TARGET_SSE2, TARGET_USE_FANCY_MATH_387,
609 TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
610 (sqrt{s,d}f2_1): Rename to *sqrt{s,d}f2_mixed.
611 (sqrt{s,d}f2_1_sse_only): Rename to *sqrt{s,d}f2_sse.
612 (sqrt{s,d}f2_i387): Rename to *sqrt{s,d}f2_i387.
613 (*sqrtextendsfdf2): Also enable for TARGET_MIX_SSE_I387.
614 (*sqrtextend?f?f2): Rename to *sqrtextendsfdf2_i387.
616 2004-12-16 Uros Bizjak <uros@kss-loka.si>
618 * config/i386/i386.md (*fop_?f_comm_{,sse,nosse},
619 *fop_?f_1_{,sse,nosse}, *fop_{d,x}f_{2,3,4,5,6}): Unify enable
620 constraint with respect to TARGET_80387, TARGET_SSE, TARGET_SSE2,
621 TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
622 (*fop_?f_{comm,1}): Rename to *fop_?f_{comm,1}_mixed.
623 (*fop_?f_{comm,1}_nosse): Rename to *fop_?f_{comm,1}_i387.
624 (*fop_{d,x}f_{2,3,4,5,6}): Rename to *fop_{d,x}f_{2,3,4,5,6}_i387.
626 2004-12-15 H.J. Lu <hongjiu.lu@intel.com>
629 * configure.ac: Define HAVE_LD_STATIC_DYNAMIC if linker supports
630 -Bstatic/-Bdynamic option.
631 * config.in: Regenerated.
632 * configure: Likewise.
634 * gcc.c (init_spec): Pass -Bstatic/-Bdynamic to ld for static
635 -lunwind if possible.
637 2004-12-15 Daniel Berlin <dberlin@dberlin.org>
639 * cfgloop.c (flow_loops_dump): Don't print out levels.
640 (flow_loops_find): Don't set loop->levels.
641 (flow_loops_level_compute): Make void.
642 * cfgloop.h (struct loops): Remove levels member.
643 Add comment about loops in parray possibly being NULL.
645 2004-12-15 Alexandre Oliva <aoliva@redhat.com>
647 * reload.c (SMALL_REGISTER_CLASS_P): New.
648 (push_secondary_reload, find_reusable_reload, find_reloads): Use
649 it instead of testing only the class size.
651 2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr>
654 * tree-inline.c (expand_call_inline): Set TREE_SIDE_EFFECTS
655 on the STMT_EXPR wrapping up the inlined body.
657 2004-12-15 Vladimir Makarov <vmakarov@redhat.com>
658 Steven Bosscher <stevenb@suse.de>
661 * global.c: Update comments in a few places.
662 (check_earlyclobber): Return true if there are early clobber
664 (calculate_local_reg_bb_info): Do not try to mark earlyclobber
665 regs if there are none.
666 (bb_info, allocate_bb_info, free_bb_info, modify_reg_pav,
667 make_accurate_live_analysis): Rename pavin, pavout to live_pavin,
669 (modify_bb_reg_pav): Remove.
670 (calculate_reg_pav): Use code from modify_bb_reg_pav.
671 (temp_bitmap): New variable.
672 (calculate_reg_pav): Allocate/deallocate temp_bitmap.
674 2004-12-15 Richard Henderson <rth@redhat.com>
677 * config/i386/i386.c (ix86_must_pass_in_stack): Don't return true
679 (gen_reg_or_parallel): New.
680 (function_arg): Use it.
681 (ix86_hard_regno_mode_ok): Test SSE1 and SSE2 separately,
682 MMX and 3DNOW separately.
683 (ix86_rtx_costs): Simplify FLOAT_EXTEND case.
684 (ix86_vector_mode_supported_p): Test SSE1 and SSE2 separately.
685 * config/i386/i386.h (VALID_SSE2_REG_MODE): Move SSE2 cases from ...
686 (VALID_SSE_REG_MODE): ... here.
688 2004-12-15 David Edelsohn <edelsohn@gnu.org>
690 * xcoffout.c (xcoffout_declare_function): Change strncpy to memcpy.
692 2004-12-15 Ian Lance Taylor <ian@wasabisystems.com>
694 * config/arm/arm.c (arm_xscale_rtx_costs): Increase cost of
696 * config/arm/arm.md (mulsi3_compare0): Don't check
698 (mulsi_compare0_scratch, mulsi3_addsi_compare0): Likewise.
699 (mulsi3addsi_compare0_scratch): Likewise.
701 2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr>
704 * libgcc-std.ver (GCC_3.4.4): Inherit from GCC_3.4.2.
705 Export __absvti2, __addvti3, __mulvti3, __negvti2 and __subvti3.
706 * libgcc2.c (__addvsi3): Rename to __addvSI3.
707 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
708 (__addvdi3): Rename to __addvDI3.
709 (__subvsi3): Rename to __subvSI3. Use word type for the result.
710 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
711 (__subvdi3): Rename to __subvDI3.
712 (_mulvsi3): Rename to _mulvSI3.
713 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
714 (_mulvdi3): Rename to _mulvDI3.
715 (__negvsi2): Rename to __negvSI2.
716 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
717 (__negvdi2): Rename to __negvDI2.
718 (__absvsi2): Rename to __absvSI2.
719 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
720 (__absvdi2): Rename to __absvDI2.
721 * libgcc2.h (64-bit targets): Define COMPAT_SIMODE_TRAPPING_ARITHMETIC.
722 (__absvSI2, __addvSI3, __subvSI3, __mulvSI3, __negvSI2, __absvDI2,
723 __addvDI3, __subvDI3, __mulvDI3, __negvDI2): Define to the appropriate
725 (__absvsi2, __addvsi3, __subvsi3, __mulvsi3, __negvsi2): Declare if
726 COMPAT_SIMODE_TRAPPING_ARITHMETIC.
728 2004-12-15 Kazuhiro Inaoka <inaoka.kazuhiro@reneasas.com>
730 * config/m32r/m32r.h (PREFERRED_DEBUGGING_TYPE):
733 * config/m32r.c (m32r_legitimize_pic_address): Changed
734 to support GOTOFF relocation.
735 * config/m32r.md (UNSPEC_GOTOFF): New.
736 (gotoff_load_addr): New.
738 2004-12-15 Richard Sandiford <rsandifo@redhat.com>
740 * config/mips/mips.c (mips_arg_info): Use FUNCTION_ARG_BOUNDARY to
741 decide whether an argument is double-word aligned.
743 2004-12-15 Richard Henderson <rth@redhat.com>
745 * config/i386/i386.md: Fix missing modes on cmove splitters.
747 2004-12-15 Jan Beulich <jbeulich@novell.com>
749 * mklibgcc.in (libgcc2_c_dep): Add dependency on libgcc2.h.
751 2004-12-15 Uros Bizjak <uros@kss-loka.si>
753 * config/i386/i386.md (floathisf2, *floathisf2_1, floatsisf2,
754 *floatsisf2_i387, *floatsisf2_sse, floatdisf2,
755 *floatdisf2_i387_only, *floatdisf2_i387, *floatdisf2_sse,
756 floathidf2, *floathidf2_1, *floatsidf2_i387, *floatsidf2_sse,
757 floatdidf2, *floatdidf2_i387_only, *floatdidf2_i387,
758 *floatdidf2_sse, floatunssisf2, floatunsdisf2, floatunsdidf2):
759 Unify enable constraint with respect to TARGET_80387, TARGET_SSE,
760 TARGET_SSE2, TARGET_64BIT, TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
761 (*float?i?f_i387): Rename to *float?i?f2_mixed.
762 (*float?i?f2_1): Rename to *float?i?f2_i387.
763 (*float?i?f2_i387_only): Rename to *float?i?f2_i387.
764 (float?ixf2): Penalize integer register operand.
766 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
769 * configure.ac: Add GAS check for HP-UX .nsubspa comdat.
770 * configure, config.in: Rebuilt.
771 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY): Delete
773 * config/pa/pa.c (pa_select_section): Allow uninitialized variables in
774 one-only (comdat) subspaces.
775 * config/pa/som.h (SUPPORTS_SOM_COMDAT): New define.
776 (SUPPORTS_ONE_ONLY): True if SUPPORTS_WEAK or SUPPORTS_SOM_COMDAT are
778 (MAKE_DECL_ONE_ONLY): Place uninitialized variables in common.
780 2004-12-14 Ian Lance Taylor <ian@wasabisystems.com>
782 * combine.c (combine_validate_cost): Consider cost of
783 undobuf.other_insn rather than always allowing the recombination
786 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
788 * pa-host.c (MAP_FAILED): Define if not defined.
789 (pa_gt_pch_use_address): Handle short reads.
791 2004-12-14 Richard Henderson <rth@redhat.com>
794 * config/i386/i386.c (x86_use_bt): New.
795 (ix86_expand_unary_operator): Use MEM_P.
796 (ix86_expand_fp_absneg_operator): New.
797 * config/i386/i386.h (x86_use_bt): Declare.
798 (TARGET_USE_BT): New.
799 * config/i386/i386-protos.h: Update.
800 * config/i386/i386.md (negsf2): Use ix86_expand_fp_absneg_operator.
801 (negdf2, negxf2, abssf2, absdf2, absxf2): Likewise.
802 (negsf2_memory, negsf2_ifs, negsf2_if, negdf2_memory, negdf2_ifs,
803 negdf2_ifs_rex64, negdf2_if, negdf2_if_rex64, negxf2_if,
804 abssf2_memory, abssf2_ifs, abssf2_if, absdf2_memory, absdf2_ifs,
805 absdf2_ifs_rex64, absdf2_if, absxf2_if): Remove.
806 (absnegsf2_mixed, absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed,
807 absnegdf2_sse, absnegdf2_i387, absnegxf2_i387): New. Merge all
808 neg and abs splitters. Handle DFmode in general regs in 64-bit mode.
809 (negextendsfdf2, absextendsfdf2): Disable for non-mixed sse math.
810 (btsq, btrq, btcq): New. Add peepholes as well.
811 (movv4sf_internal splitter): Postpone til after reload.
812 (movv2di_internal splitter): Likewise.
813 * config/i386/predicates.md (const_0_to_63_operand): New.
814 (absneg_operator): New.
816 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
818 * pa.h (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P):
819 Check register number and that reg_renumber is nonzero before using it.
821 2004-12-14 Steve Ellcey <sje@cup.hp.com>
823 * doc/invoke.texi (IA-64 options): Add existing options that
824 weren't already listed.
826 2004-12-14 Jeff Law <law@redhat.com>
828 * tree-outof-ssa.c (coalesce_abnormal_edges): Pass the correct target
829 partition to conflict_graph_merge_regs.
831 2004-12-14 Uttam Pawar <uttamp@us.ibm.com>
832 Janis Johnson <janis187@us.ibm.com>
834 * rs6000.c (rs6000_handle_altivec_attribute_tree): Report errors
835 for vector types with invalid component types.
837 2004-12-14 Jakub Jelinek <jakub@redhat.com>
840 * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2,
841 expand_builtin_mathfn_3): Avoid using arguments passed to
842 save_expr after that call.
844 * fold-const.c (fold_single_bit_test): If flag_syntax_only, pretend
845 LOAD_EXTEND_OP is not defined.
846 (fold): Likewise. If flag_syntax_only, don't depend on BITS_PER_WORD.
848 2004-12-14 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
850 * tree.def, doc/c-tree.texi: Correctly document restrictions on the
853 2004-12-14 Kazu Hirata <kazu@cs.umass.edu>
855 * expr.h (expand_modifier): Define EXPAND_STACK_PARM as 1.
857 2004-12-14 Richard Earnshaw <rearnsha@arm.com>
860 arm-cores.def (arm926ej-s, arm1026ej-s, arm1136j-s, arm1136-jfs)
861 (arm1176jz-s, arm1176jzf-s, mpcorenovfp, mpcore): Add load-scheduling
864 2004-12-14 Diego Novillo <dnovillo@redhat.com>
866 * tree-gimple.c (get_base_address): Update documentation.
868 2004-12-13 Richard Henderson <rth@redhat.com>
871 * passes.c (rest_of_clean_state): Fix computation of
872 preferred_incoming_stack_boundary.
874 2004-12-13 Wolfgang Bangerth <bangerth@dealii.org>
876 * reload.h: Remove struct needs and its only use.
878 2004-12-13 Roger Sayle <roger@eyesopen.com>
880 PR rtl-optimization/18928
881 * simplify_rtx.c (plus_minus_operand_p): New function to encode
882 the test for suitable operands for calls to simplify_plus_minus.
883 Only allow (CONST (PLUS x y)) if both x and y are CONSTANT_P.
884 (simplify_binary_operation): Use plus_minus_operand_p.
886 2004-12-13 Alexandre Oliva <aoliva@redhat.com>
889 * tree-inline.c (setup_one_parameter): Don't directly map a
890 parameter to the address of another variable of the same
893 2004-13-12 Steven Bosscher <stevenb@suse.de>
895 * basic-block.h (PROP_POSTRELOAD): Do not include PROP_AUTOINC, we
896 can never create autoinc insns after reload.
898 2004-12-13 Jeff Law <law@redhat.com>
899 Kazu Hirata <kazu@cs.umass.edu>
901 PR tree-optimization/18694
902 * tree-ssa-dom.c (thread_across_edge): Do not thread jumps if a
903 PHI argument is set from a PHI_RESULT in the same block and the
904 PHI argument is not the same as the PHI result.
906 2004-12-13 David Edelsohn <edelsohn@gnu.org>
908 * xcoffout.c (xcoffout_declare_function): Always strip storage
911 2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
914 * config/darwin.c (darwin_assemble_visibility): Fix minor diagnostic
915 problem, adding a space at the end of the string before concatenation.
917 2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
919 * c-common.c (fname_as_string): Free namep if we are returning
922 * tree-ssa-dom.c (record_edge_info): Fix memory leak.
924 2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
926 * tree-cfg.c (remove_useless_stmts_cond): Call fold on COND_EXPR_COND.
928 2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
930 * tree-ssa-dom.c (record_equivalences_from_phis): Speed up by
931 doing a pointer comparison.
933 * tree-ssa-dom.c (record_equivalences_from_phis): Add a
936 * defaults.h, stmt.c, tree-cfg.c, tree-ssa-dce.c: Fix comment
939 2004-12-13 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
941 * config/m32r/t-linux (SHLIB_MAPFILES): Add libgcc-glibc.ver to
942 the list rather than replacing the existing value.
944 2004-12-13 Richard Henderson <rth@redhat.com>
946 * cfg.c (dump_flow_info): Don't dump pseudo info after reload.
948 2004-12-13 Richard Henderson <rth@redhat.com>
950 * Makefile.in (insn-preds.o): Depend on REGS_H.
951 * genpreds.c (write_insn_preds_c): Include regs.h.
952 * config/i386/predicates.md (index_register_operand): Use
953 REG_OK_FOR_INDEX_STRICT_P and REG_OK_FOR_INDEX_NONSTRICT_P.
955 * config/i386/i386.h (REG_CLASS_FROM_LETTER): Add 'l'.
956 * config/i386/i386.md (lea_general_1, lea_general_1_zext,
957 lea_general_2, lea_general_2_zext, lea_general_3, lea_general_3_zext,
958 adddi_1_rex64, addsi_1, addsi_1_zext, addhi_1_lea, addqi_1_lea,
959 ashldi3_1_rex64, ashlsi3_1, ashlsi3_1_zext, ashlhi3_1_lea,
960 ashlqi3_1_lea): Use 'l' for index register operand.
961 (ashldi3_1_rex64 splitter): Use index_register_operand.
962 (ashlsi3_1 splitter): Be more careful with modes.
964 2004-12-13 Danny Smith <dannysmith@users.sourceforge.net>
967 * defaults.h (TARGET_USE_JCR_SECTION): New macro.
968 * doc/tm.texi (TARGET_USE_JCR_SECTION): Document it.
969 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Override
972 2004-12-13 Uros Bizjak <uros@kss-loka.si>
976 * config/i386/i386.md (sse_movss, sse2_movsd, sse2_movhpd):
977 Fix wrong vec_merge selector bitmask.
979 2004-12-12 Richard Henderson <rth@redhat.com>
982 * reg-stack.c (move_nan_for_stack_reg): New.
983 (subst_stack_regs_pat): Use it.
984 (move_for_stack_reg): Handle source register not live with a nan.
986 2004-12-12 Richard Henderson <rth@redhat.com>
988 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatch
989 errors across operations.
991 2004-12-12 Di-an Jan <dianj@freeshell.org>
993 * doc/passes.texi (Pass Manager): Correct list of source files.
995 2004-12-12 Richard Henderson <rth@redhat.com>
997 * expr.c (emit_move_change_mode): New.
998 (emit_move_via_alt_mode): Use it.
1000 2004-12-12 Nathanael Nerode <neroden@gcc.gnu.org>
1001 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1004 * dojump.c (do_compare_and_jump): Only canonicalize function pointers
1005 in a comparison if both sides are function pointers.
1007 2004-12-12 Richard Henderson <rth@redhat.com>
1010 * config/i386/i386.md (all splits and peepholes): Use flags_reg_operand
1011 and compare_operator to propagate the input CC mode to the output.
1012 * config/i386/predicates.md (compare_operator): New.
1014 2004-12-12 Andrew Pinski <pinskia@physics.uc.edu>
1017 * expr.c (get_inner_reference): Remove NON_LVALUE_EXPR, NOP_EXPR,
1019 (handled_component_p): Likewise.
1021 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
1023 * reg-stack.c (convert_regs_2): Free stack.
1025 * tree-ssa-dom.c (thread_across_edge, dom_opt_finalize_block): Fix
1028 2004-12-12 Daniel Berlin <dberlin@dberlin.org>
1030 * tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null.
1031 * tree-ssa-loop-im.c (determine_lsm): tree_root may not have a real
1034 2004-12-12 Diego Novillo <dnovillo@redhat.com>
1036 * tree-gimple.c (get_base_address): Update documentation.
1038 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
1040 * lcm.c (optimize_mode_switching): Free ptr even when mode_set
1043 2004-12-12 Roger Sayle <roger@eyesopen.com>
1045 * reg-stack.c (change_stack): Avoid placing the new top-of-stack in
1046 its correct location during popping if we need to permute the stack
1047 afterwards. Attempt to preserve the original stack ordering.
1049 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
1051 * lcm.c (optimize_mode_switching): Free insert and delete in
1054 2004-12-11 David Edelsohn <edelsohn@gnu.org>
1055 Ulrich Weigand <uweigand@de.ibm.com>
1058 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Reload all
1059 constants into all register classes intersecting with FLOAT_REGS
1061 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Same.
1062 * config/rs6000/rs6000.md (movdi_internal32): Ignore FPRs when
1063 choosing register preferences.
1064 (movdi_internal64): Same.
1066 2004-12-11 Kazu Hirata <kazu@cs.umass.edu>
1068 * tree-into-ssa.c (rewrite_ssa_into_ssa): Free SSA_NAME_AUX
1069 before we release an SSA_NAME.
1071 2004-12-11 Roger Sayle <roger@eyesopen.com>
1074 * fold-const.c (fold_unwidened_comparison): Use omit_one_operand
1075 instead of constant_boolean_node as arg0 may have side-effects.
1077 2004-12-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1079 * pa-host.c (pa_gt_pch_use_address): Use lseek and read to copy PCH
1080 file to anonymous private map.
1082 2004-12-10 Roger Sayle <roger@eyesopen.com>
1086 * dojump.c (do_jump): When attempting to reverse the effects of
1087 fold_single_bit_test, we need to STRIP_NOPS and narrowing type
1088 conversions, and handle BIT_XOR_EXPR that's used to invert the
1089 sense of the single bit test.
1091 2004-12-10 Devang Patel <dpatel@apple.com>
1094 * gcc.c (main): Do not break out of loop when error is reported while
1095 processing one source file.
1097 2004-12-10 Diego Novillo <dnovillo@redhat.com>
1099 * tree-into-ssa.c (REWRITE_THIS_STMT): Define.
1100 (mark_def_sites): Clear REWRITE_THIS_STMT for statements that
1101 don't need any operands rewritten.
1102 (rewrite_stmt): Ignore statements that don't need to be
1104 (rewrite_operand): Validate that an existing SSA_NAME is
1105 identical to the current reaching definition of the operand.
1107 2004-12-10 Diego Novillo <dnovillo@redhat.com>
1109 * tree-dfa.c (mark_call_clobbered_vars_to_rename): New function.
1110 * tree-vectorizer.c (vectorizable_load): Call it.
1111 * tree-flow.h (mark_call_clobbered_vars_to_rename): Declare.
1112 * tree-sra.c (mark_all_v_defs): Also mark VUSEs for renaming.
1114 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
1116 * regmove.c (combine_stack_adjustments_for_block): Free
1117 memlist if it hasn't been freed.
1119 2004-12-10 Ziemowit Laski <zlaski@apple.com>
1121 * c-typeck.c (lookup_field): Check if a TYPE_LANG_SPECIFIC
1122 pointer field is set before dereferencing it.
1124 2004-12-10 Andrew Pinski <pinskia@physics.uc.edu>
1127 * tree-cfg.c (remove_bb): Put the moved label at the beginning
1130 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
1132 * tree-data-ref.c (free_data_refs): Free each data_reference
1135 * tree-ssa-dom.c (thread_across_edge): Speed up by avoiding a
1136 call to is_gimple_min_invariant if we know the result.
1138 2004-12-10 Jeff Law <law@redhat.com>
1140 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
1141 redundant test of v_ann->mem_tag_kind.
1143 * tree-ssa-operands.c (get_indirect_ref_operands): Remove
1144 redundant conditional clearing opf_kill_def.
1146 2004-12-10 Richard Sandiford <rsandifo@redhat.com>
1148 * config/frv/frv-modes.def: Fix comment typos.
1149 (CC_NZ): Define new mode.
1150 * config/frv/frv-protos.h (frv_select_cc_mode): Declare.
1151 (condexec_intop_cmp_operator): Delete.
1152 * config/frv/frv.c (comparison_string): New function.
1153 (frv_print_operand): Use it to handle 'c' and 'C'.
1154 (relational_operator): Redefine in terms of integer_relational_operator
1155 and float_relational_operator.
1156 (signed_relational_operator, unsigned_relational_operator): Delete.
1157 (integer_relational_operator): New predicate, combining the above.
1158 Check the mode of the first operand but leave frv.md to check the rest.
1159 (float_relational_operator): Just check the mode of the first operand
1160 and leave frv.md to check the rest.
1161 (intop_compare_operator): Assume the result is compared with zero
1162 in mode CC_NZmode. Allow PLUS and MINUS. Leave frv.md to check
1163 the operand predicates.
1164 (condexec_intop_cmp_operator): Delete.
1165 (frv_ifcvt_modify_tests, frv_ifcvt_modify_multiple_tests)
1166 (frv_hard_regno_mode_ok): Handle CC_NZmode.
1167 (frv_select_cc_mode): New function.
1168 * config/frv/frv.h (SELECT_CC_MODE): Use frv_select_cc_mode.
1169 (REVERSIBLE_CC_MODE): Include CC_NZmode.
1170 (PREDICATE_CODES): Replace entries for signed_relational_operand and
1171 unsigned_relational_operator with one for integer_relational_operator.
1172 Delete entry for condexec_intop_cmp_operator.
1173 * config/frv/frv.md (movcc_nz, *internal_movcc_nz, reload_incc_nz)
1174 (reload_outcc_nz, *cmpsi_cc_nz, *cond_exec_cmpsi_cc_nz): New patterns.
1175 (*combo_intop_compare2, *combo_intop_compare4): Delete.
1176 (*combo_intop_compare1): Change mode to CC_NZ.
1177 (*combo_intop_compare2): Likewise. Renamed from *combo_intop_compare3.
1178 (branch_{un,}signed_true, branch_{un,}signed_false)
1179 (*scc_{un,}signed, *scc_neg1_{un,}signed, *ck_{un,}signed)
1180 (*movqicc_internal1_{un,}signed, *movqicc_internal2_{un,}signed)
1181 (*movhicc_internal1_{un,}signed, *movhicc_internal2_{un,}signed)
1182 (*movsicc_internal1_{un,}signed, *movsicc_internal2_{un,}signed)
1183 (*movsfcc_has_fprs_{un,}signed, *movsfcc_no_fprs_{un,}signed)
1184 (*return_{unsigned_,}true, *return_{unsigned_,}false): Merge these
1185 pattern pairs. Use integer_relational_operator. Remove mode from
1188 2004-12-10 Mark Dettinger <dettinge@de.ibm.com>
1190 * config/s390/s390.c (struct processor_costs): New fields ml,
1192 (s390_rtx_costs): Added the missing handling of multiply & add,
1193 square root, and umulsidi.
1195 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
1197 * expmed.c (synth_mult): Initialize new_limit.latency before
1198 making a recursive call.
1200 2004-12-10 Nick Clifton <nickc@redhat.com>
1202 * config/mn10300/mn10300.c (legitimate_address_p): Reject address
1203 whose index is itself the sum of two other parts.
1205 2004-12-10 Alan Modra <amodra@bigpond.net.au>
1207 * config/t-slibgcc-sld (SHLIB_LINK): Correct symlink.
1209 2004-12-10 Uros Bizjak <uros@kss-loka.si>
1211 * config/i386/i386.md (*cmpfp_sf): Change type attribute to "multi".
1213 2004-12-09 Richard Henderson <rth@redhat.com>
1216 * attribs.c (decl_attributes): Use relayout_decl.
1217 * c-common.c (handle_mode_attribute): Copy all relevant type
1218 parameters from the new underlying integral type.
1220 2004-12-09 Richard Henderson <rth@redhat.com>
1222 * c-common.c (shorten_compare): Don't special-case min/maxval
1225 2004-12-09 Richard Sandiford <rsandifo@redhat.com>
1227 * simplify-rtx.c (simplify_subreg): In the CONCAT case, check whether
1228 the request subreg is entirely contained in the requested component.
1229 (simplify_gen_subreg): Return null for CONCATs that are rejected
1231 * expmed.c (store_bit_field): Create a temporary when changing the
1232 value to an integer mode.
1234 2004-12-09 David Edelsohn <edelsohn@gnu.org>
1236 * real.c (ibm_extended): Correct comment.
1238 2004-12-09 Stan Shebs <shebs@apple.com>
1240 * config/rs6000/darwin-asm.h: New file, 32/64-bit assembly macros
1241 formerly in darwin-tramp.asm.
1242 * config/rs6000/darwin-tramp.asm: Include darwin-asm.h.
1243 * config/rs6000/darwin-fpsave.asm: Use 32/64-bit macros.
1244 * config/rs6000/t-darwin: Add dependencies.
1246 2004-12-09 Richard Henderson <rth@redhat.com>
1249 * config/i386/i386.md (testqi_1_maybe_si, andqi_2_maybe_si): New.
1250 (test_qi_1, andqi_2): Do not promote to simode.
1252 2004-12-09 Andrew Pinski <pinskia@physics.uc.edu>
1255 * tree-chrec.c (chrec_convert): Use fold_convert
1258 2004-12-09 Matt Rice <ratmice@yahoo.com>
1260 PR preprocessor/18102
1261 * c-incpath.c (remove_duplicates): Check for construct
1264 2004-12-09 Dorit Naishlos <dorit@il.ibm.com>
1266 * genopinit.c (vec_realign_store_optab): Initialization removed.
1267 * optabs.c (optab_for_tree_code): REALIGN_STORE_EXPR case removed.
1268 * optabs.h (optab_index): OTI_vec_realign_store Removed.
1269 (vec_realign_store_optab): Removed.
1270 * target-def.h (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Removed.
1271 * target.h (builtin_mask_for_store): Removed.
1272 * tree.def (REALIGN_STORE_EXPR): Removed.
1273 * config/rs6000/rs6000.c (rs6000_builtin_mask_for_store): Removed.
1274 (altivec_builtin_mask_for_store): Removed.
1275 (altivec_init_builtins): Removed initialization of
1276 altivec_builtin_mask_for_store.
1278 * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
1279 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): New.
1281 2004-12-09 Nathan Sidwell <nathan@codesourcery.com>
1283 * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
1285 * tree.def (SET_TYPE): Remove.
1286 (CONSTRUCTOR): Update description.
1287 * builtins.c (type_to_class) Remove SET_TYPE case.
1288 * dbxout.c (dbxout_type): Likewise.
1289 * dwarf2out.c (is_base_type): Likewise.
1290 (gen_set_type_die): Remove.
1291 (gen_type_die): Remove SET_TYPE case.
1292 * expr.c (count_type_elements): Likewise.
1293 (mostly_zeroes_p): Likewise.
1294 (store_constructor): Likewise.
1295 * print_tree.c (print_node): Likewise.
1296 * stor-layout.c (layout_type): Likewise.
1297 * tree-browser.c (browse_tree): Likewise.
1298 * tree-inline.c (remap_type): Likewise.
1299 * tree-pretty-print.c (dump_generic_node): Likewise.
1300 * tree.c (type_contains_plaeholder_1, type_hash_eq,
1301 variably_modified_type_p, initializer_zerop): Likewise.
1302 * tree.h (SET_OR_ARRAY_CHECK): Remove.
1303 (AGGREGATE_TYPE_P): Remove SET_TYPE check.
1304 (TYPE_DOMAIN): Use ARRAY_TYPE_CHECK.
1305 * typeclass.h (enum type_class): Remove set_type_class.
1306 * varasm.c (const_hash_1): Remove SET_TYPE case.
1307 (compare_constant, copy_constant, output_constant): Likewise.
1308 * config/i386/i386.c (classify_argument): Likewise.
1309 * config/ia64/ia64.c (hfa_element_mode): Likewise.
1310 * config/sparc/sparc.c (sparc_type_code): Likewise.
1313 * tree-inline.c (estimate_num_insns_1): Add RANGE_EXPR case.
1315 2004-12-08 Richard Henderson <rth@redhat.com>
1317 * config/i386/i386.md: Use FLAGS_REG everywhere.
1319 2004-12-08 Eric Christopher <echristo@redhat.com>
1321 * config/mips/mips.c (mips_scalar_mode_supported_p): Rewrite
1322 to avoid call to default function.
1324 2004-12-08 Zack Weinberg <zack@codesourcery.com>
1327 * varasm.c (pending_assemble_externals): New static.
1328 (assemble_external_real): Meat of assemble_external split out
1329 to this new function.
1330 (process_pending_assemble_externals): New function.
1331 (assemble_external): Use gcc_assert. If flag_unit_at_a_time
1332 is true and the basic test passes, merely cons the decl onto
1333 the pending list to be handled later.
1334 * tree.h: Declare process_pending_assemble_externals.
1335 * cgraphunit.c (cgraph_optimize): Call it.
1337 * config/h8300/h8300.h: Do not define ASM_OUTPUT_EXTERNAL.
1339 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
1341 * cfgloopmanip.c (create_preheader): Speed up by "unrolling"
1342 and simplifying FOR_EACH_EDGE.
1344 2004-12-08 Richard Sandiford <rsandifo@redhat.com>
1346 * config/frv/frv.c (frv_sort_insn_group): Always initialize
1349 2004-12-08 Nathan Sidwell <nathan@codesourcery.com>
1352 * gimplify.c (canonicalize_addr_expr): Cope with array of
1354 (gimplify_conversion): Remove redundant checks.
1356 * doc/trouble.texi (Non-bugs): Clarify empty loop removal.
1358 2004-12-08 Uros Bizjak <uros@kss-loka.si>
1360 * config/i386/i386.c (output_387_binary_op,
1361 ix86_prepare_fp_compare_args): Fix is_sse condition.
1363 2004-12-07 Uros Bizjak <uros@kss-loka.si>
1365 * config/i386/i386-protos.h (ix86_split_fp_branch): New rtx
1368 * config/i386/i386.c (output_fp_compare): Fix is_sse condition.
1369 Use EFLAGS_P only when fcomi insn should be used. Fix handling
1370 of eflags_p variable. Change alt table accordingly. For non-fcomi
1371 compare insn always use trailing fnstsw insn. Fix intmode
1372 calculation for ficom insn.
1373 (ix86_split_fp_branch): Add "rtx pushed" as new parameter. Call
1374 ix86_free_from_memory when "pushed" is specified.
1375 (ix86_expand_branch): Change call to ix86_split_fp_branch.
1377 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, *cmpfp_0_xf):
1378 Change eflags_p parameter in call to output_fp_compare.
1379 (*cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf): Remove.
1380 (*cmpfp_2_sf_1, *cmpfp_2_df_1, *cmpfp_2_xf_1): Rename to
1381 *cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf. Change eflags_p
1382 parameter in call to output_fp_compare.
1383 (*cmpfp_2_u): Remove.
1384 (*cmpfp_2_u_1): Rename to *cmpfp_2_u. Change eflags_p parameter
1385 in call to output_fp_compare.
1386 (*ficom_1): Remove insn definition and corresponding define_split.
1387 (*cmpfp_si): New insn definition.
1388 (*fp_jcc_8): New insn definition. Add new splitters for
1389 "memory_operand" and "register_operand".
1390 (define_split): Add new parameter in call to ix86_split_fp_branch.
1392 config/i386/predicates.md (float_operator): New predicate.
1394 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
1396 * c-common.c (verify_tree): Don't check code length if we know
1397 we are handling tcc_unary.
1398 * print_tree.c (print_node): Remove code to handle RTL
1399 appearing as a part of a tree node.
1400 * tree-gimple.c (recalculate_side_effects): Rename fro as len.
1401 * tree.c (build1_stat): Don't check TREE_CODE_LENGTH.
1402 (PROCESS_ARG): Don't refer to fro.
1403 (build2_stat, build3_stat, build4_stat): Don't compute fro.
1405 2004-12-07 Roger Sayle <roger@eyesopen.com>
1408 * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Move definition earlier.
1409 (expand_mult): Special case powers of two to avoid synth_mult.
1410 * loop.c (product_cheap_p): Handle case where expand_mult does
1411 require/generate any instructions (i.e. multiplication by zero).
1413 2004-12-07 Richard Henderson <rth@redhat.com>
1415 * tree-pretty-print.c (dump_array_domain): Split out from
1416 dump_generic_node; fix off-by-one error on zero-based array bounds.
1417 (dump_generic_node): Use it.
1418 (print_declaration): Likewise.
1420 2004-12-08 Richard Guenther <richard.guenther@uni-tuebingen.de>
1422 * doc/invoke.texi: Adjust default values for
1423 large-function-growth and inline-unit-growth to match
1424 params.def. Clarify used algorithm.
1426 2004-12-07 David Mosberger <davidm@hpl.hp.com>
1429 * config/ia64/ia64.c (ia64_assemble_integer): Add support for
1430 emitting unaligned pointer-sized integers.
1432 2004-12-07 Steven Bosscher <stevenb@suse.de>
1435 * c-typeck.c (c_start_case): Set orig_type to error_mark_node
1436 when the type of the controlling expression is not a valid type.
1438 2004-12-07 Steven Bosscher <stevenb@suse.de>
1440 PR tree-optimization/17340
1441 * tree-ssa-pre.c (compute_antic): Fix comment.
1442 (compute_avail): Do not recurse, instead do a DFS using a stack
1444 (execute_pre): Adjust.
1446 2004-12-07 Ziemowit Laski <zlaski@apple.com>
1448 * c-tree.h (struct lang_type): Rename 'objc_protocols' field
1451 2004-12-07 Eric Christopher <echristo@redhat.com>
1454 * config/netbsd.h (NO_IMPLICIT_EXTERN_C): Define.
1456 2004-12-07 Eric Christopher <echristo@redhat.com>
1458 * config/mips/mips-protos.h (mips_valid_pointer_mode): Move
1460 * config/mips/mips.c: ... here. Make static.
1462 2004-12-07 Eric Christopher <echristo@redhat.com>
1465 * config/mips/mips.c (mips_vector_mode_supported_p): New function.
1466 (TARGET_SCALAR_MODE_SUPPORTED_P): Define to above.
1468 2004-12-07 Kazu Hirata <kazu@cs.umass.edu>
1470 * c-common.c, expr.c, fold-const.c, print-tree.c,
1471 tree-gimple.c, tree-inline.c, tree-pretty-print.c,
1472 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of
1473 first_rtl_op with TREE_CODE_LENGTH.
1474 * tree.c (first_rtl_op): Remove.
1475 Replace uses of first_rtl_op with TREE_CODE_LENGTH.
1476 * tree.h: Remove the prototype for first_rtl_op.
1478 2004-12-07 David Edelsohn <edelsohn@gnu.org>
1480 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
1481 Revert 2004-12-01 change.
1483 2004-12-06 Ziemowit Laski <zlaski@apple.com>
1485 * c-tree.h (struct lang_type): Add 'objc_protocols' field.
1487 2004-12-06 DJ Delorie <dj@redhat.com>
1489 * reload.c (find_valid_class): Fix logic to test inner mode as well.
1490 (push_reload): Pass inner mode.
1492 2004-12-06 Eric Christopher <echristo@redhat.com>
1494 * doc/tm.texi (TARGET_VALID_POINTER_MODE): Document.
1496 2004-12-06 Aldy Hernandez <aldyh@redhat.com>
1498 * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1.
1500 2004-12-06 Zdenek Dvorak <dvorakz@suse.cz>
1501 Kazu Hirata <kazu@cs.umass.edu>
1503 PR tree-optimization/18601
1504 * tree-cfg.c (thread_jumps, thread_jumps_from_bb): Removed.
1505 (tree_forwarder_block_p): Do not consider blocks that are its own
1506 successors forwarders.
1507 (cleanup_forwarder_blocks, remove_forwarder_block): New functions.
1508 (cleanup_tree_cfg): Use cleanup_forwarder_blocks instead of
1510 * tree-flow.h (bb_ann_d): Remove forwardable.
1512 2004-12-06 Kazu Hirata <kazu@cs.umass.edu>
1514 * expr.c (expand_expr_real_1): Remove an "if" whose condition
1517 2004-12-06 Roger Sayle <roger@eyesopen.com>
1519 * c-gimplify.c (gimplify_c_loop): Improve initial implementations
1520 for loops whose conditions are known at compile-time.
1521 * gimplify.c (append_to_statement_list_1): Remove side_effects
1522 parameter, this function should never be called if its false.
1523 (append_to_statement_list): Only call append_to_statement_list_1
1524 if t is non-NULL tree with side-effects.
1525 (append_to_statement_list_force): Likewise, if t is not NULL.
1527 2004-12-06 J"orn Rennecke <joern.rennecke@st.com>
1529 * bt-load.c (btr_def_s): New member own_end;
1530 (add_btr_to_live_range): Add second parameter. Changed caller.
1531 (clear_btr_from_live_range): Clear btrs_live_at_end bit
1532 for the register its definition basic block if own_end is set.
1533 (augment_live_range): Also take btrs_live_at_end into account.
1534 (combine_btr_defs): Don't bother with
1535 other_def->other_btr_uses_after_use if it pertains to a different
1537 (move_btr_def): Set def->other_btr_uses_before_def after
1538 calling combine_btr_defs."
1540 * bt-load.c (augment_live_range): New argument full_range.
1541 Changed all callers.
1543 * bt-load.c (move_tr_def): Set other_tr_uses_before_def
1544 taking new btr assignment into account.
1546 2004-12-05 Daniel Berlin <dberlin@dberlin.org>
1548 * tree-ssa-alias.c (create_global_var): Use void_type_node,
1551 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
1553 * expr.c (expand_expr_real_1): Abort on COND_EXPR of
1556 2004-12-05 Richard Henderson <rth@redhat.com>
1559 * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New.
1560 (builtin_setjmp_receiver_er_sl_1): Use it.
1561 (builtin_setjmp_receiver_er_1): Likewise.
1562 (builtin_setjmp_receiver_er, exception_receiver_er): Remove.
1563 (builtin_setjmp_receiver): Don't split for explicit relocs until
1565 (exception_receiver): Likewise.
1567 2004-12-05 Andrew Pinski <pinskia@physics.uc.edu>
1569 * mklibgcc.in (vis_hide): Add the prototype for the test.
1571 2004-12-05 Roger Sayle <roger@eyesopen.com>
1573 * c-typeck.c (c_finish_loop): Improve initial implementations
1574 for loops whose conditions are known at compile-time.
1576 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
1578 * builtins.c: Fix comment typos.
1580 2004-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1583 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When
1584 the first/last insn is a sequence, return the first/last insn of the
1588 * mklibgcc.in (vis_hide): Use implementation instead of declaration
1591 2004-12-04 Richard Henderson <rth@redhat.com>
1593 * config/alpha/alpha.c (alpha_expand_unaligned_load): Don't forget to
1594 use ofs in BWX two byte special case.
1595 (alpha_expand_unaligned_store): Likewise.
1597 2004-12-04 Kazu Hirata <kazu@cs.umass.edu>
1599 * gcse.c (gcse_main): Add a comment.
1601 2004-12-04 Andrew Pinski <pinskia@physics.uc.edu>
1604 * builtins.c (fold_builtin_next_arg): Export and return true
1605 when there is a warning or an error.
1606 (expand_builtin_va_start): When fold_builtin_next_arg returns true,
1608 (expand_builtin): Likewise.
1609 * gimplify.c (gimplify_call_expr): Error out if there is not
1610 enough arguments to va_start. Call fold_builtin_next_arg also
1611 on the second argument.
1612 * tree.h (fold_builtin_next_arg): Prototype.
1614 2004-12-04 Alan Modra <amodra@bigpond.net.au>
1616 * mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
1617 Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK,
1618 SHLIB_INSTALL, and SHLIBUNWIND_INSTALL.
1619 * config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of
1620 shlib_dir and shlib_so_name.
1621 * config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise.
1622 * config/t-libunwind-elf (SHLIB_NAME): Likewise.
1623 * config/t-slibgcc-darwin (SHLIB_NAME): Likewise.
1624 * config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise.
1625 * config/t-slibgcc-sld (SHLIB_NAME): Likewise.
1626 (SHLIB_LINK): Don't use shlib_dir when creating symlink.
1628 2004-12-03 Roger Sayle <roger@eyesopen.com>
1630 * doc/tm.texi (TARGET_DELEGITIMIZE_ADDRESS): Document target hook.
1632 2004-12-03 Richard Henderson <rth@redhat.com>
1634 * alias.c (component_uses_parent_alias_set): Rename from
1635 can_address_p. Return bool. Reverse the sense of the result.
1636 Reinstate the check for alias set zero.
1637 (get_alias_set): Update to match.
1638 * alias.h (component_uses_parent_alias_set): Likewise.
1639 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1640 * expr.c (expand_assignment): Likewise.
1641 * expr.h: Remove commented out prototypes that were moved to alias.h.
1643 2004-12-03 Richard Henderson <rth@redhat.com>
1645 * doc/tm.texi (TARGET_BUILD_BUILTIN_VA_LIST): New.
1646 (TARGET_CANNOT_FORCE_CONST_MEM): New.
1648 2004-12-04 Alan Modra <amodra@bigpond.net.au>
1651 * sched-rgn.c (schedule_region): Don't assume REG_SAVE_NOTEs are
1653 * sched-ebb.c (schedule_ebb): Likewise.
1655 2004-12-03 Andreas Schwab <schwab@suse.de>
1657 * Makefile.in (HOSTHOOKS_DEF_H): Define.
1658 (ggc-common.o): Depend on $(HOSTHOOKS_DEF_H).
1659 (host-default.o): Likewise.
1661 2004-12-03 Eric Christopher <echristo@redhat.com>
1663 * config/stormy16/stormy16.md (pushqi, popqi, pushhi,
1664 pophi): Add number of arguments to name so that the
1665 pattern is recognized as a named pattern.
1667 2004-12-03 Janis Johnson <janis187@us.ibm.com>
1669 * doc/extend.texi (AltiVec Builtins): Fix info about signedness.
1671 2004-12-03 Andreas Tobler <a.tobler@schweiz.ch>
1673 * config/rs6000/rs6000.c (rs6000_override_options): Protect
1674 darwin_one_byte_bool with #if.
1676 2004-12-03 Paolo Bonzini <bonzini@gnu.org>
1678 * doc/tm.texi (Misc): Document TARGET_FOLD_BUILTIN.
1680 2004-12-03 H.J. Lu <hongjiu.lu@intel.com>
1682 * mklibgcc.in: Put back the default set of EXTRA_MULTILIB_PART.
1684 2004-12-03 Richard Sandiford <rsandifo@redhat.com>
1686 * configure.ac: Move TL_AC_GCC_VERSION into initialization section.
1687 Set libstdcxx_incdir directly.
1688 * configure: Regenerate.
1690 2004-12-03 Kazu Hirata <kazu@cs.umass.edu>
1692 * tree-ssa-dom.c (record_equivalences_from_phis): Remove an
1693 "if" whose condition is always true.
1695 * cfgrtl.c (rtl_verify_flow_info_1): Use JUMP_P instead of
1698 2004-12-02 Stan Shebs <shebs@apple.com>
1700 * config/rs6000/rs6000.c (rs6000_override_options): Make 64-bit
1701 Darwin default to one-byte bools.
1703 2004-12-02 Richard Henderson <rth@redhat.com>
1706 * simplify-rtx.c (simplify_immed_subreg): Fail complex modes.
1708 2004-12-03 Ben Elliston <bje@au.ibm.com>
1710 * doc/cfg.texi (Edges): Update. Document the edge_iterator data
1711 type and its methods.
1713 2004-12-02 Richard Henderson <rth@redhat.com>
1715 * expr.c (write_complex_part): Use simplify_gen_subreg when the
1716 submode is at least as large as a word.
1717 (read_complex_part): Likewise.
1719 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
1722 * mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for
1723 multilib at a time. Don't build the default set. Don't add
1724 EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove
1725 filter for shared libunwind and libgcc.
1727 2004-12-02 Roger Sayle <roger@eyesopen.com>
1730 * config/i386/i386.c (override_options): If -fomit-frame-pointer has
1731 already been specified, ignore the -momit-leaf-frame-pointer option.
1733 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
1735 * varasm.c (make_decl_rtl): Add the missing `;'.
1737 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
1739 * tree.c (is_attribute_p): Split out to ..
1740 (is_attribute_with_length_p): Here. Use IDENTIFIER_LENGTH instead
1741 of strlen and compare the string lengths before calling strcmp.
1742 (lookup_attribute): Call is_attribute_with_length_p instead of
1745 2004-12-02 Devang Patel <dpatel@apple.com>
1747 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -gfull and -gused.
1748 * config/rs6000/darwin.h (CC1_SPEC): Do not handle -gfull and -gused.
1749 * config/i386/darwin.h (CC1_SPEC): Same.
1751 2004-12-02 Richard Henderson <rth@redhat.com>
1753 * optabs.c (lowpart_subreg_maybe_copy): New.
1754 (expand_unop, expand_abs_nojump): Use it.
1756 2004-12-02 J"orn Rennecke <joern.rennecke@st.com>
1758 * sh.md (extv, extzv): Add pattern predicate.
1760 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
1762 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
1765 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
1768 * tree-cfg.c (thread_jumps): Reduce the size of WORKLIST.
1770 2004-12-02 Jeff Law <law@redhat.com>
1772 * tree-eh.c: Revert yesterday's change.
1774 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
1776 * varasm.c (decode_reg_name): Revert change to check for zero
1778 (make_decl_rtl): Make sure that we call decode_reg_name only
1781 2004-12-02 Dorit Naishlos <dorit@il.ibm.com>
1784 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Properly set
1785 then and else labels.
1787 2004-12-02 Andreas Schwab <schwab@suse.de>
1789 * Makefile.in (WERROR_FLAGS): Renamed from WERROR.
1790 (STRICT2_WARN): Use $(WERROR_FLAGS) instead of $(WERROR).
1791 (STAGE2_FLAGS_TO_PASS): Likewise.
1793 * config/i386/x-mingw32: Set WERROR_FLAGS instead of WERROR.
1795 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
1797 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version. Remove
1798 now-redundant AC_SUBSTs.
1799 * aclocal.m4: Include ../config/gcc-version.m4.
1800 * configure: Regenerate.
1802 2004-12-02 Alan Modra <amodra@bigpond.net.au>
1804 * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the
1805 #ifdef RELOCATABLE_NEEDS_FIXUP.
1807 2004-12-01 Roger Sayle <roger@eyesopen.com>
1810 * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct
1811 Intel assembler syntax by using %A1 instead of %*%1.
1813 2004-12-01 Richard Henderson <rth@redhat.com>
1815 * expr.c (expand_assignment): Handle CONCAT both as a final
1816 destination and as a middle point.
1818 2004-12-01 Jeff Law <law@redhat.com>
1820 * tree-eh.c (save_eptr, save_filt): Now file scoped statics.
1821 (honor_protect_cleanup_actions): Only create save_eptr and
1822 save_filt if they do not already exist.
1823 (lower_eh_constructs): Wipe all knowledge of save_eptr and
1824 save_filt before returning.
1826 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
1828 * tree-phinodes.c (remove_phi_arg_num): Fix a comment.
1830 2004-12-02 Alan Modra <amodra@bigpond.net.au>
1833 * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace
1834 #ifdef RELOCATABLE_NEEDS_FIXUP with if.
1835 * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms
1836 of target_flags_explicit.
1837 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch
1838 case. Define as 0 for non-biarch.
1840 2004-12-01 Zack Weinberg <zack@codesourcery.com>
1842 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
1843 Change temporary file tag from a prefix to an infix.
1845 2004-12-02 Andreas Schwab <schwab@suse.de>
1847 * gcc.c (struct option_map): Add entry for "--pass-exit-codes".
1849 2004-12-01 Andrew Pinski <pinskia@physics.uc.edu>
1853 * tree-ssa-alias.c (init_alias_info): Get statement operands for all
1854 the statements if aliases_computed_p is true.
1856 2004-12-01 Mark Mitchell <mark@codesourcery.com>
1858 * Makefile.in (WERROR): New variable.
1859 (STRICT2_WARN): Use it.
1860 (STAGE2_FLAGS_TO_PASS): Likewise.
1861 * config/i386/x-mingw32 (WERROR): Add -Wno-format.
1863 2004-12-01 Richard Henderson <rth@redhat.com>
1865 * expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR
1868 2004-12-01 Diego Novillo <dnovillo@redhat.com>
1870 PR tree-optimization/18291
1871 * tree-ssa-copy.c (merge_alias_info): Fix merging of
1872 flow-sensitive alias information. If the new pointer has no
1873 name tag, copy it from the original pointer. Otherwise, make
1874 sure that the pointed-to sets have a common intersection.
1876 2004-12-01 Richard Henderson <rth@redhat.com>
1879 * emit-rtl.c (gen_complex_constant_part): Remove.
1880 (gen_realpart, gen_imagpart): Remove.
1881 * rtl.h (gen_realpart, gen_imagpart): Remove.
1882 * expmed.c (extract_bit_field): Remove CONCAT hack catering to
1883 gen_realpart/gen_imagpart.
1884 * expr.c (write_complex_part, read_complex_part): New.
1885 (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push,
1886 emit_move_complex_push, emit_move_complex, emit_move_ccmode,
1887 emit_move_multi_word): Split out from ...
1888 (emit_move_insn_1): ... here.
1889 (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part.
1890 <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part.
1891 * function.c (assign_parm_setup_reg): Hard-code transformations
1892 instead of using gen_realpart/gen_imagpart.
1894 * expr.c (optimize_bitfield_assignment_op): Split out from ...
1895 (expand_assignment): ... here. Use handled_component_p to gate
1896 get_inner_reference code. Simplify MEM handling. Special case
1897 CONCAT destinations.
1899 * expmed.c (store_bit_field): Use simplify_gen_subreg instead
1900 of gen_rtx_SUBREG directly.
1902 2004-12-01 David Edelsohn <edelsohn@gnu.org>
1903 Nathan Sidwell <nathan@codesourcery.com>
1906 * config/rs6000/rs6000.md (sge): Enable for non-TARGET_POWER.
1911 2004-12-01 Nathan Sidwell <nathan@codesourcery.com>
1914 * params.c (set_param_value): Add range check.
1915 * params.def: Add min and max values. Reformat long strings.
1916 * params.h (struct param_info): Add min and max fields.
1917 (enum compiler_param): Adjust DEFPARAM.
1918 * toplev.c (lang_independent_params): Likewise.
1920 2004-12-01 Alan Modra <amodra@bigpond.net.au>
1923 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave.
1925 2004-12-01 Joseph S. Myers <joseph@codesourcery.com>
1927 * doc/standards.texi: Update for C99 TC2.
1929 2004-11-30 Jeff Law <law@redhat.com>
1931 * sbitmap.c (sbitmap_any_common_bits): New function.
1932 * sbitmap.h (sbitmap_any_common_bits): Prototype.
1933 * modulo-sched.c (sms_schedule_by_order): Use sbitmap_any_common_bits
1934 No longer allocate/free "psp", "pss" sbitmaps.
1935 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Similarly for
1937 (group_aliases): Similarly.
1939 2004-11-30 Nathan Sidwell <nathan@codesourcery.com>
1941 * tree-vectorizer.c (vect_analyze_data_refs): Reformat and avoid
1942 uninitialized variable.
1944 2004-11-30 Eric Christopher <echristo@redhat.com>
1946 * fold-const.c (fold_widened_comparison): Make sure that we're
1947 passing an INTEGER_TYPE to int_fits_type_p.
1948 (fold): Clean up comment.
1950 2004-11-30 Zack Weinberg <zack@codesourcery.com>
1952 * mklibgcc.in: Correct calculation of libgcc_s_soname and
1953 libunwind_soname. Use $out, not $outS, in commands for
1954 no-shared-library case. Move EXTRA_MULTILIB_PARTS rules above
1955 library build rules, make $libunwind_so and $libgcc_s_so
1956 depend on them in the normal fashion, and filter those objects
1957 out of @shlib_objs@.
1959 2004-11-30 Janis Johnson <janis187@us.ibm.com>
1961 * config/rs6000/altivec.h (vec_step_help): Support const vector types.
1963 2004-11-30 Andrew Pinski <pinskia@physics.uc.edu>
1966 * tree-optimize.c (init_tree_optimization_passes): Add a may_alias
1967 pass right after fold builtins.
1969 2004-11-30 Andreas Krebbel <krebbel1@de.ibm.com>
1971 * config/s390/s390-modes.def: Added cc modes documentation.
1972 * config/s390/s390.c: (s390_tm_ccmode, s390_select_ccmode,
1973 s390_expand_addcc): Added cc mode comments.
1974 * config/s390/s390.md: Removed old cc mode documentation.
1976 2004-11-30 Mark Dettinger <dettinge@de.ibm.com>
1978 * config/s390/s390.c (struct processor_costs): New data type.
1979 (s390_cost, z900_cost, z990_cost): New global variables.
1980 (override_options): Initialize s390_cost.
1981 (s390_rtx_costs): Reimplement.
1983 2004-11-29 Daniel Berlin <dberlin@dberlin.org>
1985 Fix PR tree-optimization/18673
1987 * tree-ssa-pre.c: Remove splay-tree.h include.
1988 (bitmap_value_replace_in_set): Fix to add if it does not exist.
1989 (find_or_generate_expression): Remove now-wrong condition.
1990 (create_expression_by_pieces): Fix condition and comment reason
1992 (insert_aux): Fix condition and comment reasons for it.
1993 Factor insertion code from here.
1994 (insert_into_preds_of_block): To here. Fix conditions in factored
1995 function and comment reasons for them.
1997 2004-11-30 Ira Rosen <irar@il.ibm.com>
2000 * tree-vectorizer.c (vect_analyze_data_refs): Use temporary
2001 variable for data_reference when looking for memtag.
2003 2004-11-30 Jakub Jelinek <jakub@redhat.com>
2005 * c-opts.c (check_deps_environment_vars): If spec != NULL, set
2008 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
2010 * tree-vectorizer.c (vect_gen_niters_for_prolog_loop): Use
2011 tree_low_cst instead of TREE_INT_CST_LOW.
2013 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
2016 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for
2017 decls that are assembled before vectorization takes place.
2018 (vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1.
2020 2004-11-30 Ulrich Weigand <uweigand@de.ibm.com>
2022 * passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks
2023 if local_alloc modified jumps.
2025 2004-11-30 Alan Modra <amodra@bigpond.net.au>
2027 * varasm.c (default_encode_section_info): Don't set SYMBOL_FLAG_SMALL
2029 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Remove TLS
2032 2004-11-30 Zack Weinberg <zack@codesourcery.com>
2034 * gthr-gnat.c, gthr-gnat.h, gthr.h, libgcc2.h, unwind-dw2-fde.h
2035 * unwind.h: Surround all visibility pragmas with #ifndef HIDE_EXPORTS.
2037 * mklibgcc.in: Drastic restructure for comprehensibility.
2038 Remove the old hidden-directive hack.
2039 Eliminate support for .txt files in LIB2ADD etc (never used).
2040 Eliminate support for assembly source files in LIB2ADDEH* and
2041 LIBUNWIND (also never used).
2042 Build up dependency lists for libraries incrementally.
2043 If we have SHLIB_LINK, compile each file twice, once for the
2044 static and once for the shared library; also probe for
2045 -fvisibility=hidden in the generated libgcc.mk. If found,
2046 pass that and -DHIDE_EXPORTS to the compilation of every C
2047 source file going into the static library. If found, generate
2048 hidden-directive lists for every assembly source file going
2049 into the static library, but incorporate them with -include
2051 Write comments into generated libgcc.mk to facilitate debugging.
2052 * Makefile.in: Pass ASM_HIDDEN_OP to mklibgcc.
2053 * config/t-slibgcc-darwin: Define ASM_HIDDEN_OP.
2055 * config/darwin.h (REAL_LIBGCC_SPEC): Put -lgcc back in
2058 2004-11-29 Richard Henderson <rth@redhat.com>
2060 * expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.
2061 (handled_component_p): Likewise.
2062 * alias.c (can_address_p): Reformat and simplify. Handle
2063 REAL/IMAGPART_EXPR. Do not disable addressability based on
2065 * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate
2066 check for REAL/IMAGPART_EXPR.
2067 * gimplify.c (gimplify_compound_lval): Likewise.
2068 * tree-cfg.c (verify_expr): Likewise.
2069 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
2070 * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise.
2071 (convert_local_reference): Likewise.
2072 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise.
2074 2004-11-30 Alan Modra <amodra@bigpond.net.au>
2076 * expr.c (emit_group_load_1): Don't die on const_int orig_src.
2078 2004-11-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2081 * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files.
2082 * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj
2083 and host_xmake_file using new host configuration files.
2085 2004-11-29 Roger Sayle <roger@eyesopen.com>
2087 * reg-stack.c (change_stack): Improve algorithm used to pop regs
2088 off the stack to maximize ffreep usage and reduce fxch count.
2090 2004-11-30 James A. Morrison <phython@gcc.gnu.org>
2093 * c-decl.c (grokdeclarator): Reset DECL_INTIAL to error_mark_node
2096 2004-11-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2098 * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle
2099 REDUCE_BIT_FIELD by applying it to result, not input, of conversion.
2101 2004-11-30 Ben Elliston <bje@au.ibm.com>
2103 * Makefile.in (REGS_H): Depend on $(BASIC_BLOCK_H).
2105 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2108 * c-common.c (handle_visibility_attribute): When the type decl
2109 is really a identifier node, warn about being ignored and return.
2111 2004-11-29 Richard Henderson <rth@redhat.com>
2113 * tree-cfg.c (tree_node_can_be_shared): Fix typo'd error_mark_node.
2115 2004-11-29 Steven Bosscher <stevenb@suse.de>
2117 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge):
2118 Remove CASE_DROPS_THROUGH checks, it is never defined.
2119 * cfglyout.c (fixup_reorder_chain): Likewise.
2120 * cfgrtl.c (rtl_verify_flow_info): Likewise.
2121 * stmt.c (expand_case): Likewise.
2122 * cfgbuild.c (make_edges): Likewise. Also remove force_fallthru,
2124 * system.h (CASE_DROPS_THROUGH): Poison.
2125 * doc/md.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
2126 * doc/tm.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
2128 * config/v850/v850.h: Remove commented out CASE_DROPS_THROUGH.
2130 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2133 * tree-cfg.c (tree_node_can_be_shared): Error_mark_node can be
2136 2004-11-29 Diego Novillo <dnovillo@redhat.com>
2138 PR tree-optimization/18712
2139 * tree-into-ssa.c (insert_phi_nodes_for): Pass argument
2140 WORK_STACK by reference.
2141 Call VEC_safe_push instead of VEC_quick_push.
2144 2004-11-29 Daniel Jacobowitz <dan@codesourcery.com>
2147 * Makefile.in (c-lang.o): Update dependencies.
2148 * c-lang.c: Include "c-pragma.h".
2149 (finish_file): Call maybe_apply_pending_pragma_weaks.
2150 * c-pragma.c (maybe_apply_pending_pragma_weaks): New function.
2151 * c-pragma.h (maybe_apply_pending_pragma_weaks): New prototype.
2153 2004-11-29 Richard Henderson <rth@redhat.com>
2156 * config/ia64/predicates.md (sdata_symbolic_operand): Deny offsets
2157 outside the referenced object.
2159 2004-11-29 Kazu Hirata <kazu@cs.umass.edu>
2161 * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use
2162 EDGE_PRED instead of PHI_ARG_EDGE.
2163 * tree-ssa-live.c: Likewise.
2164 * tree-ssa-loop-manip.c: Likewise.
2165 * tree-ssa.c: Likewise.
2167 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by
2168 simplifying edge manipulation.
2170 * cfgrtl.c (rtl_tidy_fallthru_edge): Speed up by using
2173 * tree-cfg.c (tree_redirect_edge_and_branch): Call find_edge
2176 * cfg.c (flow_obstack): Remove.
2177 (flow_firstobj): Likewise.
2178 (init_flow): Remove all uses of flow_obstack.
2180 2004-11-29 Alan Modra <amodra@bigpond.net.au>
2182 * varasm.c (default_elf_select_section_1): Only pass DECL_P decl
2185 2004-11-29 Nathan Sidwell <nathan@codesourcery.com>
2187 * opts.c (decode_options): Do not set max-inline-insns-rtl.
2188 (common_handle_option): Likewise.
2189 * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove.
2190 * params.h (MAX_INLINE_INSNS_RTL): Remove.
2191 * doc/invoke.texi (max-inline-insns-rtl): Remove.
2193 2004-11-29 Alan Modra <amodra@bigpond.net.au>
2196 * varasm.c (default_elf_select_section_1): Pass decl to named_section.
2198 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
2201 * gimplify.c (gimplify_asm_expr): If the length of an output operand
2202 is zero, do not process it, just let it go through.
2204 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2205 Diego Novillo <dnovillo@redhat.com>
2207 PR/18662, also backported from tree-cleanup-branch.
2208 * tree-ssa-ccp.c (substitute_and_fold): If replaced anything,
2209 always call maybe_clean_eh_stmt and modify_stmt.
2211 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2214 * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
2215 Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
2216 * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
2217 add an inverse VIEW_CONVERT_EXPR to const_val.
2220 * tree-nested.c (check_for_nested_with_variably_modified): New.
2221 (create_nesting_tree): Call it.
2223 * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove
2224 special code for assigning to non-pointer.
2225 (is_escape_site): If RHS is a conversion between pointer and integer
2226 types, this is an escape site.
2228 * gcse.c (insert_store): Error if try to insert store on abnormal edge.
2229 (store_motion): Don't move store if any edge we'd want to move it
2232 * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with
2233 non-zero lower bound.
2235 * expr.c (categorize_ctor_elements_1, case STRING_CST): New case.
2237 2004-11-28 Matt Kraai <kraai@alumni.cmu.edu>
2240 * opts.c (find_opt): Require that the input match a switch exactly
2241 or that the switch take a joined option to be interpreted as a
2242 match for another language.
2244 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
2246 * timevar.def (TV_TREE_REDPHI): New timevar.
2247 * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id.
2249 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
2251 PR preprocessor/17651
2252 * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
2253 flag_no_line_commands.
2254 * c-ppoutput.c (pp_file_change): Remove now-redundant check of
2257 2004-11-28 Theodore A. Roth <troth@openavr.org>
2259 * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a
2260 warning if the function name does not begin with "__vector" and the
2261 function has either the 'signal' or 'interrupt' attribute.
2263 2004-11-28 Theodore A. Roth <troth@openavr.org>
2265 * config/avr/avr.c (avr_mcu_types): Add entries for atmega48,
2266 atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165,
2267 atmega325, atmega3250, atmega645 and atmega6450.
2268 * config/avr/avr.h (LINK_SPEC): Ditto.
2270 (LIBGCC_SPEC): Ditto.
2271 (CRT_BINUTILS_SPECS): Ditto.
2272 * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
2274 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
2276 PR preprocessor/17610
2277 * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
2279 2004-11-28 Jeff Law <law@redhat.com>
2281 * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
2282 (pass_maybe_create_global_var): New.
2283 * tree-pass.h (pass_maybe_create_global_var): Declare.
2284 * tree-optimize.c (init_tree_optimization_passes): Link in
2285 pass_maybe_create_global_var.
2287 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2289 * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment.
2291 2004-11-28 Ulrich Weigand <uweigand@de.ibm.com>
2293 PR rtl-optimization/18420
2294 * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change.
2296 2004-11-28 Steven Bosscher <stevenb@suse.de>
2297 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2299 * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
2300 * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
2301 that the case is in range, to make sure the casesi insn is always
2302 in range and never falls through.
2303 (casesi1): Add comment to explain why casesi never falls through.
2304 Remove the unnamed special case casesi pattern.
2306 2004-11-28 Hans-Peter Nilsson <hp@bitrange.com>
2309 * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from
2310 "*movdicc_real". Only match reversible comparisons.
2311 ("*movdicc_real_nonreversible"): New pattern, split from
2312 "*movdicc_real". Match only nonreversible comparisons. Exclude
2313 reversed alternatives.
2314 ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"):
2317 2004-11-27 Richard Henderson <rth@redhat.com>
2319 * config/ia64/ia64.md: Move all define_predicate's ...
2320 * config/ia64/predicates.md: ... here. New file.
2322 2004-11-27 Per Bothner <per@bothner.com>
2325 Re-applied following, with two modifications: add a URL for the
2326 fixed cctools; only exit if $build = $target.
2328 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
2329 * configure.ac (powerpc-*-darwin*): Require assembler to support
2331 * configure: Regenerate.
2333 2004-11-28 David Edelsohn <edelsohn@gnu.org>
2336 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of
2337 EQ, GTU, and LTU costs. Add costs for GT, LT, and UNORDERED.
2338 Distinguish between SImode and DImode CONST_INT.
2340 2004-11-28 Andreas Fischer <a_fisch@gmx.de>
2341 Alan Modra <amodra@bigpond.net.au>
2344 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
2345 functions, strings and thread-local vars.
2347 2004-11-28 Alan Modra <amodra@bigpond.net.au>
2349 * config/rs6000/rs6000.h (WORLD_SAVE_P): Define.
2350 * config/rs6000/darwin.h (WORLD_SAVE_P): Define.
2351 * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P
2352 to allow non-darwin ABIs to optimize away code.
2353 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
2355 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
2357 * tree.c (operand_equal_for_phi_arg_p): New.
2358 * tree.h: Add a prototype for operand_equal_for_phi_arg_p.
2359 * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c:
2360 Replace operand_equal_p with operand_for_phi_arg_p
2363 * bb-reorder.c (find_traces_1_round): Speed up by using
2364 EDGE_COUNT instead of FOR_EACH_EDGE.
2366 * fold-const.c, config/i386/linux64.h: Fix comment typos.
2368 2004-11-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2371 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change.
2373 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
2375 * config/i386/linux.h: Fix a comment typo.
2376 * doc/extend.texi: Fix a typo.
2378 2004-11-27 Jeff Law <law@redhat.com>
2380 * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
2383 2004-11-27 Jakub Jelinek <jakub@redhat.com>
2385 * config/i386/linux64.h (REG_NAME): Define.
2387 2004-11-27 Jakub Jelinek <jakub@redhat.com>
2389 * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
2390 unsigned and type signed, build ABS_EXPR with signed_type (ctype)
2391 and only afterwards convert to ctype.
2393 2004-11-27 Richard Sandiford <rsandifo@redhat.com>
2395 * config/mips/mips-protos.h (function_arg_boundary): Declare.
2396 * config/mips/mips.h (PARM_BOUNDARY): Simplify definition.
2397 (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise.
2398 (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function.
2399 * config/mips/mips.c (function_arg_boundary): New function.
2400 Impose a maximum alignment of STACK_BOUNDARY.
2402 2004-11-27 Jakub Jelinek <jakub@redhat.com>
2404 PR rtl-optimization/17825
2405 * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
2408 2004-11-27 Alan Modra <amodra@bigpond.net.au>
2411 * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
2412 from rs6000_default_long_calls for libcalls.
2414 2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2416 * expmed.c (extract_bit_field): When extracting from non-integer mode,
2417 force a SUBREG into a register because we may be taking a further
2420 2004-11-27 Di-an Jan <dianj@freeshell.org>
2422 * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
2424 2004-11-26 Robert Millan <robertmh@gnu.org>
2426 Changes for k*bsd-gnu support.
2427 * config/i386/linux.h: Define REG_NAME to allow overriding of
2428 register names in sc structure.
2429 * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
2431 * config.gcc: Detect x86_64-k*bsd-gnu systems.
2433 2004-11-26 Jeff Law <law@redhat.com>
2435 * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
2436 retrieve annotations or pointer info before it's necessary.
2437 Reorder tests for early continue of the loop. Manually CSE
2440 2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr>
2442 * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
2443 * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
2444 (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
2445 * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
2446 to a fixed reg if the source is the Return Address register.
2447 Implement new Rule 15.
2448 * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
2449 * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
2450 sparc_dwarf_handle_frame_unspec.
2451 (gen_save_register_window): New function.
2452 (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
2453 (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
2454 (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
2455 Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
2456 (sparc_asm_function_prologue): Do not emit call frame debugging info.
2457 (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
2458 (sparc_expand_epilogue): Likewise.
2459 (sparc_dwarf_handle_frame_unspec): New function.
2460 * config/sparc/sparc.md (save_register_window): Remove.
2461 (save_register_windowdi): Rewrite modelled on the callframe debug info.
2462 (save_register_windowsi): Likewise.
2464 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
2466 * config/frv/frv-protos.h: Guard ifcvt functions declarations with
2467 BB_HEAD, not BLOCK_HEAD.
2469 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
2471 * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone
2472 scratch insns that set a register live at the join point.
2474 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
2476 * cse.c, tree-ssa-operands.c: Fix comment typos.
2478 * tree-cfg.c (tree_split_edge): Speed up by using find_edge.
2480 2004-11-26 James A. Morrison <phython@gcc.gnu.org>
2483 * doc/extend.texi (SPARC VIS Built-in Functions): New section.
2485 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
2487 * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the
2488 check that tests if all edges go to the same destination.
2490 * bitmap.c (bitmap_find_bit): Speed up by traversing from
2491 head->first if that seems profitable.
2493 2004-11-25 Jeff Law <law@redhat.com>
2495 * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars.
2496 * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT.
2497 (pass_loop_done): Use TV_TREE_LOOP_FINI.
2499 2004-11-26 Alan Modra <amodra@bigpond.net.au>
2501 PR rtl-optimization/16356
2502 * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
2503 separate output register and one less jump. Enable for powerpc64.
2504 (floatdisf2): Adjust for above.
2506 2004-11-25 Bob Wilson <bob.wilson@acm.org>
2508 * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0.
2509 (GCC_DRIVER_HOST_INITIALIZATION): Define.
2511 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2514 * tree-complex.c (vector_inner_type): New variable moved from
2515 build_word_mode_vector_type.
2516 (vector_last_type): Likewise.
2517 (vector_last_nunits): Likewise.
2518 (build_word_mode_vector_type): Use the new variables.
2519 * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H).
2520 (GTFILES): Add tree-complex.c.
2521 (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules.
2523 2004-11-25 Bob Wilson <bob.wilson@acm.org>
2525 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define
2526 __XTENSA_WINDOWED_ABI__.
2528 2004-11-25 Richard Henderson <rth@redhat.com>
2530 * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument. Save
2531 args_size adjustments for calls even with cfa as stack pointer.
2532 Search calls for stack adjustments after the insn is issued.
2533 (dwarf2out_frame_debug): Add after_p argument; pass it on.
2534 * dwarf2out.h (dwarf2out_frame_debug): Update to match.
2535 * final.c (final_start_function, final_scan_insn): Likewise.
2537 2004-11-25 Richard Henderson <rth@redhat.com>
2540 * reload1.c (set_initial_eh_label_offset): New.
2541 (set_initial_label_offsets): Use it.
2543 2004-11-25 Kaz Kojima <kkojima@gcc.gnu.org>
2545 * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks
2546 before calling life_analysis and release them after.
2548 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
2550 * tree-ssa-forwprop.c (substitute_single_use_vars): Remove
2553 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2555 * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
2556 BITMAP_OBSTACK_ALLOC.
2557 (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
2559 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2561 parts of PR rtl-opt/18463, rtl-opt/17647
2562 * cse.c (canon_for_address): New function.
2563 (find_best_addr): Call canon_for_address before getting the
2564 address's cost when checking if we should take that address.
2566 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
2568 * tree-phinodes.c (add_phi_arg): Take "tree" instead of
2569 "tree *" as the first argument.
2570 * tree-flow.h: Update the prototype of add_phi_arg.
2571 * lambda-code.c, tree-cfg.c, tree-into-ssa.c,
2572 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c,
2573 tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c,
2574 tree-vectorizer.c: Update all call sites of add_phi_arg.
2576 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2578 * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
2579 * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
2580 (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC.
2581 (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE.
2583 2004-11-25 Andrew MacLeod <amacleod@redhat.com>
2585 PR tree-optimization/18587
2586 * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag
2587 call clobbered caches as invalid.
2588 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New. Flag
2589 indicating whether the call clobbered operand cache is valid.
2590 (ssa_ro_call_cache_valid): New. Flag indicating whether the
2591 pure/const call operand cache is valid.
2592 (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New. Cached
2593 list of operands for cached call virtual operands.
2594 (clobbered_aliased_loads, clobbered_aliased_stores,
2595 ro_call_aliased_load): New. flags caching whether alias bits are
2596 to be set in call stmt's.
2597 (fini_ssa_operands): Remove call operand caches if present.
2598 (get_expr_operands, get_asm_expr_operands,
2599 get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand.
2600 (get_call_expr_operands): Add call clobbered variables first.
2601 (add_stmt_operand): Take stmt annotation rather than stmt as a param.
2602 (add_call_clobber_ops, add_call_read_ops): Use the call operand cache
2603 if it is valid, otherise fill the cache.
2604 * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern.
2605 * tree-flow.h (struct var_ann_d): Add in_vuse_list and
2606 in_v_may_def_list bits.
2607 * tree-ssa-operands.c (cleanup_v_may_defs): New. Clear the
2608 in_list bits for the v_may_def elements and empty the operand
2610 (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant
2611 VUSES by checking the in_v_may_def_list bit.
2612 (append_v_may_def, append_vuse): Use the in_list bit rather than
2613 scanning the array for duplicates.
2615 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
2617 * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF
2618 displacements are not short.
2620 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
2622 * config/s390/s390.c (legitimize_pic_address): Use s390_load_address
2625 2004-11-25 Mark Mitchell <mark@codesourcery.com>
2628 * c-common.h (lvalue_use): Move here from c-ctypeck.c.
2629 (lvalue_or_else): Declare.
2630 * c-common.c (lvalue_or_else): Move here from c-typeck.c.
2631 * c-typeck.c (lvalue_use): Remove.
2632 (lvalue_or_else): Remove.
2635 * toplev.c (check_global_declarations): Set DECL_IGNORED_P on
2636 unemitted variables with static storage duration.
2638 2004-11-25 Gerald Pfeifer <gerald@pfeifer.com>
2640 * tree-cfg.c (tree_verify_flow_info): Do not terminate error()
2643 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2645 * config/rs6000/altivec.md (VIshort): New mode macro.
2646 (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace
2648 (altivec_vaddu<VI_char>s): ... this.
2649 (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace
2651 (altivec_vadds<VI_char>s): ... this.
2652 (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace
2654 (altivec_vsubu<VI_char>s): ... this.
2655 (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace
2657 (altivec_vsubs<VI_char>s): ... this.
2658 (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace
2660 (altivec_vavgu<VI_char>): ... this.
2661 (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace
2663 (altivec_vavgs<VI_char>): ... this.
2664 (altivec_vmsumubm, altivec_vmsumuhm): Replace with ...
2665 (altivec_vmsumu<VI_char>m): ... this.
2666 (altivec_vmsummbm, altivec_vmsummhm): Replace
2668 (altivec_vmsumm<VI_char>m): ... this.
2669 (altivec_vandc): Remove.
2670 (*andc<mode>3): Renamed to ...
2671 (andc<mode>3): ... here. Swap operand 1 and 2 numbering.
2672 (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace
2674 (altivec_vrl<VI_char>): ... this.
2675 (altivec_vslb, altivec_vslh, altivec_vslw): Replace
2677 (altivec_vsl<VI_char>): ... this.
2678 (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace
2680 (altivec_vsr<VI_char>): ... this.
2681 (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace
2683 (altivec_vsra<VI_char>): ... this.
2684 (altivec_vsum4sbs, altivec_vsum4shs): Replace with ...
2685 (altivec_vsum4s<VI_char>s): ... this.
2686 (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace
2688 (altivec_vperm_<mode>): ... this.
2689 (altivec_vsel_4sf): Rename to ...
2690 (altivec_vsel_v4sf): ... here.
2691 (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace
2693 (altivec_vsel_<mode>): ... this.
2694 (altivec_vsldoi_4si, altivec_vsldoi_8hi,
2695 altivec_vsldoi_16qi): Rename to ...
2696 (altivec_vsldoi_v4si, altivec_vsldoi_v8hi,
2697 altivec_vsldoi_v16qi): ... here.
2698 (altivec_vsldoi_4sf): Rename to ...
2699 (altivec_vsldoi_v4sf): ... here.
2700 (altivec_predicate_v4si, altivec_predicate_v8hi,
2701 altivec_predicate_v16qi): Replace with ...
2702 (altivec_predicate_<mode>): ... this.
2703 (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace
2705 (altivec_lve<VI_char>x): ... this.
2706 (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace
2708 (altivec_stve<VI_char>x): ... this.
2709 (absv16qi2, absv8hi2, absv4si2): Replace
2711 (abs<mode>2): ... this.
2712 (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace
2714 (altivec_abss_<mode>): ... this.
2715 (vec_realign_load_v16qi, vec_realign_load_v8hi,
2716 vec_realign_load_v4si): Replace with ...
2717 (vec_realign_load_<mode>): ... this.
2718 * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked
2720 (rs6000_expand_ternop_builtin): Likewise.
2722 2004-11-25 Andrew Haley <aph@redhat.com>
2724 * gcc.c (process_command): Don't supply -v to linker.
2726 2004-11-25 Joseph S. Myers <joseph@codesourcery.com>
2728 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs
2729 instead of `%s' in diagnostic.
2731 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2733 * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
2734 (FREE_REG_SET): Adjust.
2735 * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
2736 * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
2737 (BITMAP_ALLOC): ... here.
2738 (BITMAP_OBSTACK_FREE): Rename to ...
2739 (BITMAP_FREE): Don't check for NULL bitmap here.
2740 * tree-ssa-pre.c (value_insert_into_set_bitmap,
2741 bitmap_set_new): Use new names.
2743 * bt-load.c (migrate_btr_defs): Remove unneeded NULL check.
2744 * df.c (df_free): Likewise.
2745 * ra-build.c (ra_build_free, ra_build_free_all): Likewise.
2746 * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise.
2748 * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ...
2749 (ALLOC_REG_SET): ... here.
2750 (FREE_REG_SET): Adjust.
2751 (XMALLOC_REG_SET, XFREE_REG_SET): Remove.
2752 * bb-reorder.c (fix_crossing_conditional_branches): Adjust.
2753 * cfglayout.c (cfg_layout_duplicate_bb): Adjust.
2754 * cfgrtl.c (rtl_split_block, rtl_split_edge,
2755 safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust.
2756 * flow.c (update_life_info, calculate_global_regs_live,
2757 allocate_bb_life_data, init_propagate_block_info): Adjust.
2758 * global.c (build_insn_chain): Adjust.
2759 * ifcvt.c (dead_or_predicable): Adjust.
2760 * loop-iv.c (simplify_using_initial_values): Adjust.
2761 * recog.c (peephole2_optimize): Adjust.
2762 * sched-deps.c (init_deps_global): Adjust.
2764 2004-11-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2766 * config.gcc (avr-*-rtems*): Fix typo.
2768 2004-11-25 J"orn Rennecke <joern.rennecke@st.com>
2770 * sh.c (sh_output_mi_thunk): Do not call regset_release_memory.
2772 2004-11-24 Jeff Law <law@redhat.com>
2774 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce
2775 the number of queries to random elements in the ai->written_vars
2778 2004-11-24 Roger Sayle <roger@eyesopen.com>
2780 * config/i386/i386.c (override_options): Disable x87 fancy math
2781 intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
2783 2004-11-24 Roger Sayle <roger@eyesopen.com>
2785 * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a
2786 system header conflict on AIX 5.2.
2787 * configure: Regenerate.
2789 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2791 * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx
2792 instead of calling phi_arg_from_edge.
2794 * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge
2797 2004-11-24 Ben Elliston <bje@au.ibm.com>
2799 * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2800 * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise.
2801 * config/i386/i386-protos.h (i386_dwarf_output_addr_const):
2804 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2806 * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS.
2808 * tree-inline.c (copy_body_r): Explicitly copy a constant if the
2809 type will be remapped.
2811 2004-11-24 Steven Bosscher <stevenb@suse.de>
2813 * c-opts.c (c_common_post_options): Don't clear
2814 flag_inline_functions.
2815 * dojump.c (clear_pending_stack_adjust): Remove check on
2816 flag_inline_functions, it's always true.
2817 * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter
2818 that can never trigger.
2819 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at
2820 flag_inline_trees, now that flag_inline_functions is never
2822 * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set
2823 flag_inline_functions at optimization levels greater than
2824 or equal to 3. This is already done by default.
2826 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2828 * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx
2829 instead to find the PHI argument. Do not take I as an
2831 (eliminate_phi): Adjust the call to eliminate_build. Do not
2832 take I as an argument.
2833 (rewrite_trees): Adjust the call to eliminate_phi.
2835 2004-11-24 Richard Sandiford <rsandifo@redhat.com>
2837 * optabs.h (force_expand_binop): Declare.
2838 * optabs.c (force_expand_binop): Export.
2839 * stmt.c (shift_return_value): Delete.
2840 (expand_return): Don't call it.
2841 * expr.h (shift_return_value): Declare.
2842 * calls.c (shift_returned_value): Delete in favor of...
2843 (shift_return_value): ...this new function. Leave the caller to check
2844 for non-BLKmode values passed in the msb of a register. Take said mode
2845 and a shift direction as argument. Operate on the hard function value,
2847 (expand_call): Adjust accordingly.
2848 * function.c (expand_function_start): If a non-BLKmode return value
2849 is padded at the last significant end of the return register, use the
2850 return value's natural mode for the DECL_RESULT, not the mode of the
2852 (expand_function_end): Shift the same sort of return values left by
2853 the appropriate amount.
2855 2004-11-24 Matt Austern <austern@apple.com>
2857 * recog.c (recog_memoized_1): Remove.
2858 * recog.h (recog_memoized_1): Remove declaration.
2859 (recog_memoized): Change from macro to inline function.
2861 2004-11-24 Devang Patel <dpatel@apple.com>
2864 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot.
2865 * config/darwin-c.c (darwin_register_frameworks): Use sysroot.
2867 2004-11-24 Devang Patel <dpatel@apple.com>
2869 * gcc.c (process_command): Supply -v to linker.
2871 2004-11-24 David Edelsohn <edelsohn@gnu.org>
2872 Paolo Bonzini <bonzini@gnu.org>
2874 * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec
2875 vector modes without ALTIVEC_ABI. Use GCC vector instead of
2877 (rs6000_pass_by_reference): Split conditional into pieces. Use
2878 GCC vector instead of synthetic vector.
2880 2004-11-24 Aldy Hernandez <aldyh@redhat.com>
2882 * tree.c (recompute_tree_invarant_for_addr_expr): The address of a
2883 thread-local variable is invariant.
2885 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2887 * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE):
2888 Handle TYPE_REF_CAN_ALIAS_ALL.
2889 (print_declaration): Print array dimensions like dump_generic_node.
2891 * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and
2892 ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them.
2894 2004-11-24 Nathan Sidwell <nathan@codesourcery.com>
2896 * bitmap.c (INLINE): Do not define.
2897 (bitmap_elem_to_freelist, bitmap_element_free,
2898 bitmap_element_allocate, bitmap_clear, bitmap_element_zerop,
2899 bitmap_element_link, bitmap_find_bit): Use inline keyword/macro.
2901 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2903 * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to
2904 find the index of a PHI argument. Use e->dest_idx instead.
2905 Replace hint with index.
2907 * tree-ssa-dom.c (cprop_into_successor_phis): Replace index
2910 2004-11-24 Diego Novillo <dnovillo@redhat.com>
2912 * tree-ssa-alias.c (merge_pointed_to_info): Fix comment
2913 regarding PT_MALLOC.
2915 2004-11-24 Joseph Myers <joseph@codesourcery.com>
2917 * config/i386/i386.c (optimization_options): Use
2918 SUBTARGET_OPTIMIZATION_OPTIONS.
2919 * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define.
2920 (TARGET_SUBTARGET_DEFAULT): Don't include
2921 MASK_OMIT_LEAF_FRAME_POINTER.
2923 2004-11-24 Mark Mitchell <mark@codesourcery.com>
2925 * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE):
2928 2004-11-24 Joseph Myers <joseph@codesourcery.com>
2930 * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES):
2931 Use amd64 instead of 64.
2933 2004-11-24 Mark Mitchell <mark@codesourcery.com>
2934 Joseph Myers <joseph@codesourcery.com>
2936 * crtstuff.c (IN_LIBGCC2): Define it.
2937 (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY
2938 instead of HAVE_LD_RO_RW_SECTION_MIXING.
2939 * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro.
2940 * dwarf2out.c (named_section_eh_frame_section): Check
2941 EH_TABLES_CAN_BE_READ_ONLY.
2942 * except.c (default_exception_section): Likewise.
2943 * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define.
2944 * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document.
2946 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2948 * tree-ssa-pre.c (phi_translate): Use find_edge to find the
2949 index of a PHI argument.
2951 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use
2952 find_edge to find the index of a PHI argument.
2954 2004-11-24 Steven Bosscher <stevenb@suse.de>
2956 * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
2957 and LABELED_BLOCK_EXPR.
2958 * gimplify.c (gimplify_labeled_block_expr): Remove.
2959 (gimplify_exit_block_expr): Remove.
2960 (gimplify_expr): Don't call them.
2961 * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
2962 and LABELED_BLOCK_EXPR.
2963 (estimate_num_insns_1): Likewise.
2964 (walk_tree): Likewise.
2965 * tree-pretty-print.c (dump_generic_node): Don't handle
2966 EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
2967 * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
2968 (LABELED_BLOCK_EXPR): Likewise.
2969 * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
2970 (LABELED_BLOCK_BODY): Likewise.
2971 (EXIT_BLOCK_LABELED_BLOCK): Likewise.
2972 (EXIT_BLOCK_RETURN): Removed.
2974 2004-11-24 Steven Bosscher <stevenb@suse.de>
2976 * cfgrtl.c (rtl_delete_block): Fix comment.
2977 * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG
2978 or BLOCK_END insn notes.
2979 * jump.c (squeeze_notes): Likewise.
2980 * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and
2981 EH_REGION_END notes, we never have them to begin with.
2982 * sched-deps.c (sched_analyze_insn): When updating loop notes,
2983 verify that we have indeed only recorded loop notes.
2984 (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes.
2985 Only record loop notes.
2987 * cfgexpand.c (tree_expand_cfg): Fix comment.
2989 * passes.c (rest_of_compilation): Don't do a second call to
2990 convert_from_eh_region_ranges from here, it's already called
2992 * except.c (resolve_fixup_regions): Remove.
2993 (remove_fixup_regions): Remove.
2994 (convert_from_eh_region_ranges_1): Remove.
2995 (convert_from_eh_region_ranges): Remove the case where EH is
2996 not already lowered at the tree level. We always lower there.
2998 2004-11-24 Paolo Bonzini <bonzini@gnu.org>
3001 * tree.c (make_vector_type): Move qualifiers to the vector type,
3002 use the inner type's main variant and build a main variant for
3003 the vector type if necessary.
3004 (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
3006 2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3008 * target.h (late_rtl_prologue_epilogue): Remove.
3009 * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
3010 * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
3011 * passes.c (rest_of_handle_prologue_epilogue): Remove and move
3012 remaining bits to...
3013 (rest_of_handle_flow2): ...here.
3014 (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
3015 * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
3017 2004-11-23 Mark Mitchell <mark@codesourcery.com>
3019 * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout.
3020 * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
3021 * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
3023 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
3025 * config/i386/i386.c (override_options): Move
3026 SUBTARGET_OVERRIDE_OPTIONS before defaulting
3027 flag_omit_frame_pointer.
3029 2004-11-23 Richard Henderson <rth@redhat.com>
3031 * rtl.h (validate_subreg): Declare.
3032 * emit-rtl.c (validate_subreg): New.
3033 (gen_rtx_SUBREG): Use it.
3034 * simplify-rtx.c (simplify_subreg): Likewise.
3035 (simplify_gen_subreg): Likewise. Remove duplicate asserts.
3036 * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
3037 fallback whenever gen_realpart/gen_imagpart would not be able to
3040 2004-11-23 Richard Henderson <rth@redhat.com>
3042 * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
3043 hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
3046 2004-11-23 Diego Novillo <dnovillo@redhat.com>
3048 PR tree-optimization/18618
3049 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
3050 (insert_phi_nodes_for): Change third argument to VEC(basic_block).
3051 * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
3053 (stmts_to_rescan): Likewise.
3054 (const_and_copies_stack): Likewise.
3055 (nonzero_vars_stack): Likewise.
3056 (vrp_variables_stack): Likewise.
3058 2004-11-23 Richard Henderson <rth@redhat.com>
3060 * cse.c (record_jump_cond_subreg): New.
3061 (record_jump_cond): Use it instead of gen_lowpart.
3063 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
3064 Joseph Myers <joseph@codesourcery.com>
3066 * config/sol2-c.c (solaris_register_pragmas): Use
3067 c_register_pragma_with_expansion.
3068 * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
3069 * c-pragma.c (c_register_pragma): Update call to
3070 cpp_register_pragma.
3071 (c_register_pragma_with_expansion): New function.
3072 (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
3073 * c-pragma.h (c_register_pragma_with_expansion): New prototype.
3074 * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
3076 * doc/tm.texi (c_register_pragma_with_expansion,
3077 HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
3079 2004-11-23 Richard Henderson <rth@redhat.com>
3081 * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
3082 as mode sizes into local temporaries. Unify failure path.
3084 2004-11-23 Richard Henderson <rth@redhat.com>
3086 * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
3087 * caller-save.c (mark_set_regs): Use subreg_regno instead.
3088 * final.c (alter_subreg): Likewise.
3089 * local-alloc.c (reg_is_born): Likewise.
3091 2004-11-23 Richard Henderson <rth@redhat.com>
3093 * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
3094 instead of using a SUBREG temporary.
3096 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3098 * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
3101 2004-11-23 Zack Weinberg <zack@codesourcery.com>
3103 * function.h (struct function): Remove calls_longjmp.
3104 (current_function_calls_longjmp): Delete.
3105 * tree.h (ECF_LONGJMP): Delete.
3106 (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
3107 (ECF_LIBCALL_BLOCK): Everybody slide down one.
3108 (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
3109 * builtins.c (expand_builtin_longjmp): Don't set
3110 current_function_calls_longjmp.
3111 * calls.c (special_function_p): Mark longjmp and siglongjmp
3112 with ECF_NORETURN, not ECF_LONGJMP.
3113 (emit_call_1, expand_call, emit_library_call_value_1):
3114 Don't check for ECF_LONGJMP.
3115 * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
3116 (need_fake_edge_p): Likewise.
3118 * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
3119 * system.h: Poison NON_SAVING_SETJMP.
3120 * function.c (use_register_for_decl)
3121 * gcse.c (compute_hash_table_work, compute_store_table)
3122 * postreload-gcse.c (record_opr_changes)
3123 * reload.c (find_equiv_reg)
3124 * reload1.c (reload)
3125 * config/i386/i386.c (ix86_can_use_return_insn_p):
3126 Remove code conditional on NON_SAVING_SETJMP.
3127 * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
3129 * config/i386/sysv3.h: Delete file.
3130 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
3132 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
3134 * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
3135 the vectorization factor is greater than the iteration count.
3136 (vect_gen_niters_for_prolog_loop): No need to calculate min if the
3137 iteration count is known.
3139 (vect_build_symbol_bound): Removed. Its functionality moved to
3140 vect_generate_tmps_on_preheader.
3141 (vect_generate_tmps_on_preheader): Moved content of
3142 vect_build_symbol_bound here instead of calling it. Changed some
3145 (vect_build_loop_niters): We don't expect a new_bb to be generated -
3147 (vect_gen_niters_for_prolog_loop): Likewise.
3148 (vect_gen_niters_for_prolog_loo): Likewise.
3150 (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
3151 (slpeel_add_loop_guard): Likewise.
3152 (slpeel_tree_peel_loop_to_edge): Likewise.
3153 (vect_do_peeling_for_alignment): Likewise.
3155 (vect_get_first_index): Missing space.
3157 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
3159 * config/s390/s390.md ("*iordi3"): Mark commutative.
3160 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
3162 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3164 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
3165 greater than PHI_ARG_CAPACITY.
3166 (reserve_phi_args_for_new_edge): Initialize the new PHI
3167 argument to NULL_TREE. Increment PHI_NUM_ARGS.
3168 (add_phi_arg): Add a PHI argument to the slot given by
3170 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
3171 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
3172 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
3173 argument by looking at PHI_ARG_DEF.
3174 (verify_phi_args): Check for a missing PHI argument. Remove
3175 the check for duplicate PHI arguments.
3176 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
3177 (phi_arg_d): Remove e.
3179 * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
3180 by restricting to the case with two outgoing edges.
3182 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
3184 * config/s390/s390.c (s390_backchain_string): Removed.
3185 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
3186 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
3187 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
3188 TARGET_KERNEL_BACKCHAIN to reflect the new options.
3189 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
3190 (TARGET_KERNEL_BACKCHAIN): Removed.
3191 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
3192 (TARGET_PACKED_STACK): New macro.
3193 (TARGET_SWITCHES): New switches added.
3194 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
3196 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
3197 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
3198 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
3199 the change in target switch semantics.
3200 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
3201 (TARGET_DEFAULT): MASK_BACKCHAIN added.
3202 * doc/invoke.texi: Added documentation for the new/changed options.
3204 2004-11-23 Uros Bizjak <uros@kss-loka.si>
3206 PR rtl-optimization/18614
3207 * simplify-rtx.c (simplify_binary_operation): Do not
3208 simplify inner elements of constant arguments of
3211 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3213 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
3216 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3218 * tree-phinode.c (make_phi_node): Use a new variable,
3219 capacity, to receive the return value of ideal_phi_node_len.
3221 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3223 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
3224 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3225 __gthread_recursive_mutex_init_function.
3226 (__gthread_key_create): Properly cast -1.
3227 (__gthread_recursive_mutex_init_function): New function.
3228 (__gthread_recursive_mutex_lock): Rewrite.
3229 (__gthread_recursive_mutex_trylock): Likewise.
3230 (__gthread_recursive_mutex_unlock): Likewise.
3232 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3234 * config/c4x/t-rtems: New.
3235 * config.gcc: Reflect having added c4x/t-rtems.
3237 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
3241 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
3242 lang_hooks.types.type_for_size instead of integer_type_node for the
3245 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3247 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
3249 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3251 * config/arm/t-rtems: New.
3252 * config.gcc: Reflect having added arm/t-rtems.
3254 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3256 * tree-cfg.c (tree_execute_on_growing_pred): New.
3257 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
3258 * tree-flow.h: Add a prototype for
3259 reserve_phi_args_for_new_edge.
3260 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
3261 (add_phi_arg): Don't resize a PHI array.
3263 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3265 * config.gcc: Add avr-*-rtems*.
3266 * config/avr/t-rtems: New.
3267 * config/avr/rtems.h: New.
3269 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
3271 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
3272 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
3273 Add comment to function.
3275 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3278 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
3280 PR rtl-optimization/14838
3281 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
3283 (get_last_nonnote_insn): Don't assume last insn is a note.
3285 2004-11-22 Roger Sayle <roger@eyesopen.com>
3287 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
3288 to fold_binary_to_constant.
3289 (nondestructive_fold_unary_to_constant): Likewise, rename to
3290 fold_unary_to_constant.
3291 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
3292 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
3293 (nondestructive_fold_unary_to_constant): Likewise.
3294 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
3295 and fold_binary_to_constant.
3296 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
3297 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
3298 and EXEC_UNARY with calls to fold_*nary_to_constant.
3299 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
3300 (idx_find_step): Replace uses of EXEC_BINARY with calls to
3301 fold_binary_to_constant.
3303 2004-11-22 Nick Clifton <nickc@redhat.com>
3305 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
3306 initialisation of 'e'.
3308 2004-11-22 Roger Sayle <roger@eyesopen.com>
3310 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
3311 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
3312 automatically for targets without TARGET_80387.
3313 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
3314 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
3315 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
3316 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
3317 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
3318 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
3319 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
3320 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
3321 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
3322 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
3323 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
3324 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
3325 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
3326 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
3327 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
3328 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
3329 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
3330 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
3331 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
3332 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
3334 2004-11-22 Dale Johannesen <dalej@apple.com>
3336 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
3337 properly and comment.
3339 2004-11-22 James A. Morrison <phython@gcc.gnu.org
3341 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
3342 (sparc_init_builtins): New function.
3343 (sparc_init_vis_builtins): Create builtin functions for VIS
3345 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
3346 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
3347 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
3348 (def_builtin): New macro for creating builtin functions.
3349 (P): New mode macro for pointer types.
3350 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
3351 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
3352 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
3353 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
3354 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3355 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
3356 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
3358 2004-11-22 Devang Patel <dpatel@apple.com>
3360 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
3362 2004-11-22 Devang Patel <dpatel@apple.com>
3364 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
3365 (if_convertible_phi_p): ... new name.
3366 (if_convertable_modify_expr_p): Rename to ...
3367 (if_convertible_modify_expr_p): ... new name.
3368 (if_convertable_stmt_p): Rename to ...
3369 (if_convertible_stmt_p): ... new name.
3370 (if_convertable_bb_p): Rename to ...
3371 (if_convertible_bb_p): ... new name.
3372 (if_convertable_loop_p): Rename to ...
3373 (if_convertible_loop_p): ... new name.
3375 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3378 * configure.ac (threading): Accept 'posix95'.
3379 * configure: Regenerate.
3380 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
3381 include sol26.h and default to posix95 threads if have_pthread_h.
3382 (sparc-*-solaris2*): Likewise.
3383 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
3384 * gthr-posix95.h: New file.
3385 * config/sol26.h: New file.
3386 * doc/install.texi (--enable-threads): Document 'posix95'.
3388 2004-11-23 Ben Elliston <bje@au.ibm.com>
3390 * pointer-set.h (pointer_set_contains): Remove.
3391 * pointer-set.c (pointer_set_contains): Likewise.
3393 2004-11-22 Dale Johannesen <dalej@apple.com>
3395 * calls.c (expand_call): Do not call preserve_temp_slots.
3397 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
3399 * tree-flow.h: Remove the prototype for remove_phi_arg.
3400 Add a prototype for remove_phi_args.
3401 * tree-phinodes.c (remove_phi_arg): Remove.
3402 (remove_phi_args): New.
3403 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
3406 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
3407 after making an edge.
3408 (remove_edge): Call execute_on_shrinking_pred before removing
3410 (redirect_edge_succ): Call execute_on_growing_pred and
3411 execute_on_shrinking_pred.
3412 * cfghooks.c (execute_on_growing_pred): New.
3413 (execute_on_shrinking_pred): Likewise.
3414 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
3415 execute_on_shrinking_pred.
3416 Add prototypes for execute_on_growing_pred and
3417 execute_on_shrinking_pred.
3418 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
3419 execute_on_growing_pred and execute_on_shrinking_pred.
3420 (cfg_layout_rtl_cfg_hook): Likewise.
3421 * tree-cfg.c (tree_cfg_hooks): Likewise.
3423 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
3424 (tree_cfg_hooks): Use it.
3425 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
3426 (ssa_redirect_edge): Don't call remove_phi_arg_num.
3428 * tree-phinodes.c (remove_phi_arg_num): Make it static.
3429 * tree-flow.h: Remove the corresponding prototype.
3431 * tree-ssa.c (ssa_remove_edge): Remove.
3432 * tree-flow.h: Remove the corresponding prototype.
3433 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
3434 * basic-block.h: Likewise.
3435 * tree-if-conv.c: Likewise.
3436 * tree-ssa-threadupdate.c: Likewise.
3438 2004-11-23 Ben Elliston <bje@au.ibm.com>
3440 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
3441 @table to list the BSI methods. Use individual @findex directives
3442 instead of one with a comma-separated list of index entries.
3444 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
3446 PR tree-optimization/18529
3447 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
3448 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
3449 (fold): Call fold_to_nonsharp_ineq_using_bound.
3450 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
3451 (number_of_iterations_cond): Fold the expressions before futher
3453 (tree_simplify_using_condition): Handle case when cond or expr is
3454 an EQ_EXPR specially.
3456 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
3458 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
3459 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
3461 2004-11-22 David Edelsohn <edelsohn@gnu.org>
3462 Fariborz Jahanian <fjahanian@apple.com>
3464 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
3466 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
3467 Align 16 byte and larger vectors like Altivec.
3468 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
3469 (function_arg): Same.
3470 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
3472 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3475 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
3478 2004-11-22 Richard Henderson <rth@redhat.com>
3480 * function.c (assign_parm_setup_block): Revert 11-13 change to
3481 forcably re-mode a (possibly BLKmode) hard register.
3483 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3485 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
3487 2004-11-22 David Edelsohn <edelsohn@gnu.org>
3489 * config/rs6000/power4.md: Remove delay between dispatch and issue
3490 associated with dispatch group slots 3 and 4.
3491 * config/rs6000/power5.md: Same.
3493 2004-11-21 Jeff Law <law@redhat.com>
3495 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
3497 * cfgbuild.c (make_edges): Likewise.
3498 * cfghooks.c (can_duplicate_block_p): Likewise.
3499 * cfgloop.c (loop_latch_edge): Likewise.
3500 * cfgloopmanip.c (force_single_succ_latches): Likewise.
3501 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3502 * predict.c (predict_loops, propagate_freq): Likewise.
3503 * tracer.c (tail_duplicate): Likewise.
3504 * tree-cfg.c (disband_implicit_edges): Likewise.
3505 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
3507 2004-11-22 Nick Clifton <nickc@redhat.com>
3509 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
3510 initialisation of 'e'.
3512 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
3514 PR rtl-optimization/18599
3515 * regrename.c (copyprop_hardreg_forward): Speed up by putting
3516 BB_VISITED flags on basic blocks as we process them.
3518 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
3521 * config/rs6000/altivec.md (VI_char): New mode attribute.
3522 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
3523 (add<mode>3): ... this.
3524 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
3525 (sub<mode>3): ... this.
3526 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
3527 (smax<mode>3): ... this.
3528 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
3529 (smin<mode>3): ... this.
3530 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
3531 (umax<mode>3): ... this.
3532 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
3533 (umin<mode>3): ... this.
3534 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
3535 (and<mode>3): ... this.
3536 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
3537 (ior<mode>3): ... this.
3538 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
3539 (xor<mode>3): ... this.
3540 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
3541 (and<mode>3): ... this.
3542 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
3543 (ior<mode>3): ... this.
3544 (altivec_vnor): Replace with ...
3545 (altivec_nor<mode>): ... this.
3546 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
3547 (one_cmpl<mode>2): ... this.
3548 (altivec_vandc): New expander.
3549 (*andc<mode>3): New insn.
3550 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
3552 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
3555 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
3556 creating iv instead of integer_type.
3557 (vect_build_loop_niters): Remove redundant code.
3558 (vect_transform_loop_bound): Removed (duplicates functionality of
3559 make_loop_iterate_ntimes.
3560 (vect_gen_niters_for_prolog_loop): Add documentation. Call
3561 lang_hooks.types.type_for_size to create a type of the required size.
3562 Use that type instead of integer_type. Remove redundant code.
3563 (vect_update_niters_after_peeling): Use type of niters instead of
3565 (vect_transform_loop): Unify handling of known and unknown loop bound
3566 cases. Call make_loop_iterate_ntimes instead of
3567 vect_transform_loop_bound.
3569 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3572 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
3575 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
3578 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
3580 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3582 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
3584 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
3585 m32r/libgcc-glibc.ver.
3586 * config/m32r/libgcc-glibc.ver: Add New file.
3588 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
3590 * bitmap.h (struct bitmap_obstack): New obstack type.
3591 (struct bitmap_head_def): Replace using_obstack with obstack
3593 (bitmap_default_obstack): New.
3594 (bitmap_initialize): Make inline, does not do allocation.
3595 (bitmap_release_memory): Remove.
3596 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
3597 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
3598 bitmap_obstack_free, bitmap_malloc_free): Declare.
3599 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
3600 (BITMAP_FREE): Replace with ...
3601 (BITMAP_OBSTACK_FREE): ... this.
3602 (BITMAP_XFREE): Adjust.
3603 (BITMAP_INIT_ONCE): Remove.
3604 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
3605 (bitmap_default_obstack): New.
3606 (bitmap_elem_to_freelist): Adjust.
3607 (bitmap_element_allocate): Adjust. Break initialization into ...
3608 (bitmap_obstack_initialize): ... here.
3609 (bitmap_release_memory): Replace with ...
3610 (bitmap_obstack_release): ... this.
3611 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
3612 bitmap_obstack_free, bitmap_malloc_free): New.
3613 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
3615 (bitmap_initialize): Move to bitmap.h.
3616 * gengtype.c (open_base_files): Add obstack.h to ifiles.
3617 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
3618 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
3619 (INITIALIZE_REG_SET): Remove.
3620 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
3621 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
3622 (flow_obstack): Do not declare.
3623 (reg_obstack): Declare.
3624 * regs.h: Include obstack.h.
3625 * tree-optimize.c (tree_rest_of_compilation): Initialize and
3626 release bitmap obstack here.
3627 * bb-reorder.c: #include regs, not basic-block.
3628 (fix_crossing_conditional_branches): Allocate regsets from
3630 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
3632 * caller-save.c: Include regs.h earlier.
3633 * cfg.c: Do not include basic-block.h or obstack.h.
3634 (reg_obstack): Define.
3635 * cfganal.c: Include obstack.h
3636 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
3638 * cfglayout.c: Do not include obstack.h.
3639 (flow_obstack): Remove declaration.
3640 (cfg_layout_duplicate_bb): Use reg_obstack.
3641 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
3642 * cfgrtl.c (rtl_split_block): Use reg_obstack.
3643 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
3644 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
3645 (cfg_layout_split_edge): Use reg_obstack.
3646 * cse.c: Include regs.h earlier.
3647 * ddg.c: Do not include basic-block.h.
3648 * dominance.c: Inlude obstack.h.
3649 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
3650 (calculate_global_regs_live): Likewise.
3651 (allocate_bb_life_data): Use reg_obstack.
3652 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
3653 * global.c: Do not include basic-block.h.
3654 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
3655 * graph.c: Include obstack.h.
3656 * haifa-sched.c: Do not include basic-block.h.
3657 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
3658 * local-alloc.c: Do not include basic-block.h.
3659 * loop-init.c, loop-invariant.c: Include obstack.h.
3660 * loop-iv.c: Likewise.
3661 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
3663 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
3664 * modulo-sched.c: Do not include basic-block.h.
3665 * passes.c (rest_of_handle_final): Do not call
3666 regset_release_memory.
3667 * ra-debug.c: Include regs.h earlier. Do not include
3669 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
3670 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
3671 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
3672 (regset_release_memory): Remove.
3673 * resource.c: Do not include basic-block.h.
3674 * rtlanal.c: Do not include basic-block.h.
3675 * sbitmap.c: Include obstack.h.
3676 * sched-deps.c: Do not include basic-block.h.
3677 (reg_pending_sets_head, reg_pending_clobbers_head,
3678 reg_pending_uses_head): Remove.
3679 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
3680 * sched-ebb.c: Do not include basic-block.h.
3681 * sched-rgn.c: Likewise.
3682 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
3684 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
3685 * tree-sra.c (decide_instantiations): Adjust bitmap
3687 * tree-ssa-dce.c: Include obstack.h.
3688 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
3689 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
3690 (bitmap_set_new): Likewise.
3691 (init_pre): Initialize bitmap obstack.
3692 (fini_pre): Release bitmap obstack.
3693 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
3694 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
3695 (mark_for_rewrite, unmark_for_rewrite): Likewise.
3696 (marked_ssa_names): Likewise.
3697 (init_ssanames): Use BITMAP_XMALLOC.
3698 (fini_ssanames): Use BITMAP_XFREE.
3699 * web.c: Include obstack.h
3701 2004-11-22 Nick Clifton <nickc@redhat.com>
3703 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
3704 predecessor in the first for-loop.
3706 2004-11-21 Stan Shebs <shebs@apple.com>
3708 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
3710 (function_arg): Move darwin test up, sniff mode first for
3711 efficiency, test for union type.
3713 2004-11-21 Dale Johannesen <dalej@apple.com>
3715 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3717 2004-11-21 Jeff Law <law@redhat.com>
3719 * tree-ssa.c (verify_use): Fix comment.
3720 (verify_phi_args): Check that the number of incoming edges matches
3721 the number of PHI arguments. Check that each PHI argument is
3722 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
3723 dead or duplicated edges. Clear e->aux earlier and avoid separate
3724 loop to clear e->aux and test for missed edges.
3725 (verify_ssa): Remove first walk over statements. Move checking
3726 of PHI args into verify_phi_args. Move checking of statements
3727 with aliased stores and V_MAY_DEFS into the remaining loop over
3728 the statements. Register defs by walking through the formal
3731 2004-11-21 Roger Sayle <roger@eyesopen.com>
3734 * dojump.c (compare_from_rtx): Clarify mode argument in function
3735 description. Correct order of mode/cmp_mode arguments in call to
3736 simplify_relational_operation. Check "tem" for COMPARISON_P.
3738 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
3739 David Edelsohn <edelsohn@gnu.org>
3742 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
3743 synthetic vectors in memory.
3744 (function_arg_boundary): Align large synthetic vectors.
3745 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
3747 2004-11-21 Jeff Law <law@redhat.com>
3749 * cfg.c (update_bb_profile_for_threading): Do not rescale the
3750 successor probabilities if they are not going to change. Pull
3751 division out of loop if we do need to rescale successor probabilities.
3753 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
3754 index of the destination block for the hash value rather than
3757 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
3759 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
3760 checks for neither argument being an array or pointer (swapping
3761 the arguments if necessary), the array argument being a pointer to
3762 or array of functions and for -Wchar-subscripts warnings upfront.
3764 2004-11-20 Jeff Law <law@redhat.com>
3766 * regrename.c (copyprop_hardreg_forward): Only search for a
3767 previously processed block if the current block only has one
3770 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
3772 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
3774 * config/arm/arm.c: Follow spelling conventions.
3776 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
3778 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
3779 a bit in tune_flags.
3780 (const_double_needs_minipool): Likewise. Split most of the code out
3782 (arm_const_double_inline_cost): ... new function here.
3783 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
3784 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
3785 word constants of length 2, 3 and 4 insns respectively.
3786 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
3787 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
3788 constraints. Set insn lenghts accordingly.
3790 2004-11-19 Jeff Law <law@redhat.com>
3792 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
3793 a hash table. Extensive modifications throughout to support
3796 (struct local_info): New.
3797 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
3799 (redirection_data): Now a hashtable.
3800 (redirection_data_hash, redirection_data_eq): New.
3801 (lookup_redirection_data, create_duplicates): New.
3802 (create_edge_and_update_destionation_phis): New.
3803 (fixup_template_block, redirect_edges): New.
3804 (thread_block): Use hash table traversals instead of loops over
3805 varray entries or incoming edge vectors.
3807 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3809 * basic-block.h (edge_def): Add dest_idx.
3810 * cfg.c (unchecked_make_edge): Initialize dest_idx.
3811 (remove_edge): Simplify the disconnection of an edge from its
3813 (redirect_edge_succ): Likewise.
3814 * cfghooks.c (verify_flow_info): Check the consistency of
3815 dest_idx for each edge.
3817 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
3819 * simplify-rtx.c (simplify_ternary_operation): Use
3822 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3824 * tree-cfg.c (reinstall_phi_args): New.
3825 (tree_split_edge): Use it after redirecting an edge. Don't
3826 modify PHI_ARG_EDGE.
3828 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
3830 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
3831 if checking is enabled.
3833 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
3835 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
3836 too many nested scopes.
3838 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3841 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
3842 changed to suppoer uses-after-loop and to void creating flow paths
3843 that shouldn't exist.
3844 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
3845 Modified to fit the new peeling scheme. Avoid quadratic behavior.
3846 (slpeel_add_loop_guard): Takes additional argument.
3847 (slpeel_verify_cfg_after_peeling): New function.
3848 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
3849 documentation. Use 'exit-bb' instead of creating 'new-bb'.
3850 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
3851 the new peeling scheme.
3852 (copy_phi_nodes): Function removed. Its functionality moved to
3853 update_phis_for_duplicate_loop.
3854 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
3855 moved here. Added documentation. Modified to fit the new peeling scheme.
3856 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
3857 needed - done in slpeel_tree_peel_loop_to_edge.
3858 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
3859 (vect_do_peeling_for_loop_bound): Add documentation. Call
3860 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
3861 with additional argument.
3862 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
3864 (vect_finish_stmt_generation): Avoid 80 column oveflow.
3866 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3868 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
3870 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
3871 without last two arguments. Update single_exit of loops.
3872 (vect_update_niters_after_peeling): Removed. Its functionality was
3873 moved to vect_do_peeling_for_alignment.
3874 (vect_do_peeling_for_loop_bound): New name for function previously
3875 called vect_transform_for_unknown_loop_bound.
3876 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
3877 instead of code that duplicates the same functionality.
3878 (vect_do_peeling_for_alignment): Functionality of
3879 vect_update_niters_after_peeling moved here.
3880 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
3881 previously named vect_transform_for_unknown_loop_bound - for both known
3882 and unknown loop bound cases.
3884 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3886 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
3887 previously called verify_loop_for_duplication. All conditions compacted
3888 into one compound condition. Removed debug dumps.
3889 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
3890 functionality moved to vect_can_advance_ivs_p, and some to
3891 vect_analyze_loop_form.
3892 (vect_can_advance_ivs_p): New function. Contains functionality that was
3893 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
3894 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
3895 (vect_analyze_operations): Call vect_can_advance_ivs_p and
3896 slpeel_can_duplicate_loop_p.
3897 (vect_get_loop_niters): Added documentation.
3898 (vect_analyze_loop_form): Check the loop entry always - not only in case
3899 of unknown loop bound. Create preheader and exit bb if necessary. Apply
3900 a check that used to take place in
3901 vect_analyze_loop_with_symbolic_num_of_iters.
3902 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
3903 Remove redundant call to rewrite_into_loop_closed_ssa.
3904 (vect_compute_data_refs_alignment): Removed obsolete comment.
3906 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3908 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
3909 function previously called tree_duplicate_loop_to_edge.
3910 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
3911 previously called tree_duplicate_loop_to_edge_cfg.
3912 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
3914 (slpeel_update_phi_nodes_for_guard): Likewise.
3915 (slpeel_make_loop_iterate_ntimes): Likewise.
3916 (slpeel_add_loop_guard): Likewise.
3917 (allocate_new_names, free_new_names): Function declaration moved to top
3919 (rename_use_op, rename_def_op): Likewise.
3920 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
3921 (vect_generate_tmps_on_preheader): Function declaration moved.
3922 (vect_transform_for_unknown_loop_bound): Added missing function
3925 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
3928 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
3929 Define a VEC(tree_on_heap) for head.
3930 (register_new_def): Change second argument to be a VEC(tree_on_heap).
3931 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
3932 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
3933 the VEC(tree_on_heap) function. Also free it before returning.
3934 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3935 for block_defs_stack.
3936 (restore_currdefs_to_original_value): Use VEC_length instead of
3937 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
3938 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3939 for block_defs_stack.
3940 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
3941 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3942 for block_defs_stack.
3943 (ssa_register_new_def): Likewise.
3944 (ssa_rewrite_initialize_block): Likewise.
3945 (rewrite_finalize_block): Use VEC_length instead of
3946 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
3947 (ssa_rewrite_finalize_block): Likewise.
3948 (register_new_def): Change second argument to be a VEC(tree_on_heap).
3949 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
3950 (rewrite_blocks): Initialize block_defs_stack with
3951 the VEC(tree_on_heap) function. Also free it before returning.
3952 (rewrite_ssa_into_ssa): Likewise.
3954 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
3956 * config/darwin.c (machopic_data_defined_p): return 1 for
3957 MACHOPIC_DEFINED_FUNCTION.
3959 2004-11-19 Jeff Law <law@redhat.com>
3961 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
3964 2004-11-19 Paul Brook <paul@codesourcery.com>
3967 * varasm.c (default_assemble_integer): Allow pointer-sized values.
3970 2004-11-19 Nick Clifton <nickc@redhat.com>
3972 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
3973 zero_extension and lshiftrt insns.
3974 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
3976 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
3977 to handle bp and bn insn patterns with a zero_extend rtx
3980 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
3982 * config/arm/arm.md (generic_sched): Make const.
3984 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3986 * emit-rtl.c (classify_insn): Make it static.
3987 * rtl.h: Remove the corresponding prototype.
3989 * integrate.c (has_func_hard_reg_initial_val,
3990 get_func_hard_reg_initial_val): Make them static.
3991 * integrate.h: Remove the corresponding prototypes.
3993 2004-11-19 Ben Elliston <bje@au.ibm.com>
3995 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
3996 (dw2_asm_output_delta_sleb128): Likewise.
3997 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
3998 (dw2_asm_output_delta_sleb128): Likewise.
4000 2004-11-19 Adam Nemet <anemet@lnxw.com>
4002 * tree-ssa-alias.c: Fix comment.
4004 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
4006 * tree-outof-ssa.c: Fix a comment typo.
4008 2004-11-19 Ben Elliston <bje@au.ibm.com>
4010 * predict.h (predict_insn): Remove extern declaration.
4011 * predict.c (predict_insn): Make static.
4013 2004-11-19 Alan Modra <amodra@bigpond.net.au>
4015 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
4017 2004-11-18 Nicolas Pitre <nico@cam.org>
4019 * config/arm/arm.c (const_double_needs_minipool): New function to
4020 determine if a CONST_DOUBLE should be pushed to the minipool.
4021 (note_invalid_constants): Use it.
4023 2004-11-18 Paul Brook <paul@codesourcery.com>
4025 * config/arm/arm.c (target_float_switch): New variable..
4026 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
4027 target_float_switch.
4028 * config/arm/arm.h (target_float_switch): Declare.
4029 (ARM_FLAG_SOFT_FLOAT): Remove.
4030 (TARGET_SWITCHES): Remove hard-float and soft-float.
4031 (TARGET_OPTIONS): Add hard-float and soft-float.
4032 (TARGET_DEFAULT_FLOAT_ABI): Define.
4033 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
4034 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
4035 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
4036 * config/arm/netbsd-elf.h: Ditto.
4037 * config/arm/netbsd.h: Ditto.
4038 * config/arm/pe.h: Ditto.
4039 * config/arm/unknown-elf.h: Ditto.
4040 * config/arm/wince-pe.h: Ditto.
4041 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
4042 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
4043 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
4045 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
4047 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
4048 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
4049 altivec_lvx_4sf): Rename and replace with ...
4050 (altivec_lvx_<mode>): ... mode macro version.
4051 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
4052 altivec_stvx_4sf): Rename and replace with ...
4053 (altivec_stvx_<mode>): ... mode macro version.
4054 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
4055 (mov<mode>): ... mode macro version.
4056 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
4057 *movv4sf_internal1): Replace with ...
4058 (*mov<mode>_internal): ... mode macro version.
4059 (get_vrsave_internal, *set_vrsave_internal, *save_world,
4060 *restore_world): Unquote output statements.
4061 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
4062 altivec_expand_st_builtin): Adjust insn names.
4064 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
4066 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
4068 (rs6000_override_options): Likewise.
4069 (spe_build_register_parallel): Handle complex doubles on e500v2.
4070 (rs6000_spe_function_arg): Likewise.
4071 (function_arg): Likewise.
4072 (rs6000_function_value): Likewise.
4073 (rs6000_libcall_value): Likewise.
4075 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
4077 * ifcvt.c (find_if_block): Move the check for the number of edges
4078 above the loops checking for complex edges.
4079 Remove the counting of edges as we use EDGE_COUNT now.
4081 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
4083 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
4084 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
4086 2004-11-18 Andreas Schwab <schwab@suse.de>
4088 * config/i386/i386.md (define_peephole2): Revert last change.
4090 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
4092 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
4093 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
4095 2004-11-18 Diego Novillo <dnovillo@redhat.com>
4097 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
4100 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
4102 * Makefile.in (macro_list): Depend on s-macro_list.
4103 (s-macro_list): New target.
4105 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
4108 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
4109 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
4110 (fold_range_test): Adjust.
4111 (fold_truthop): Use it.
4112 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
4113 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
4115 2004-11-18 Uros Bizjak <uros@kss-loka.si>
4117 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
4118 insn split constraint.
4119 (define_peephole2): Remove unneeded "&& 1" from peephole2
4122 2004-11-18 Ben Elliston <bje@au.ibm.com>
4124 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
4125 element for bsi_prev; use @findex instead.
4127 2004-11-18 Ben Elliston <bje@au.ibm.com>
4129 * opts.h (add_input_filename): Remove extern declaration.
4130 * opts.c (add_input_filename): Make static.
4132 2004-11-17 Mark Mitchell <mark@codesourcery.com>
4134 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
4137 2004-11-17 Zack Weinberg <zack@codesourcery.com>
4139 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
4140 * system.h: Poison it.
4141 * doc/tm.texi: Delete its documentation.
4143 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
4144 Mark Mitchell <mark@codesourcery.com>
4146 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
4147 * config/i386/i386.c (i386_solaris_elf_named_section): New
4149 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
4150 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
4152 (ASM_QUAD): Don't undefine for biarch targets.
4153 * config/i386/t-sol2: Introduce multilib support.
4155 2004-11-18 Ben Elliston <bje@au.ibm.com>
4157 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
4159 2004-11-18 Ben Elliston <bje@au.ibm.com>
4161 * cgraph.h: Replace "it's" with "its" throughout.
4163 2004-11-18 Ben Elliston <bje@au.ibm.com>
4165 * doc/rtl.texi (Flags): Grammar fix.
4167 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
4169 * expmed.c (alg_code): Add alg_unknown.
4170 (alg_hash_entry): New.
4171 (NUM_ALG_HASH_ENTRIES): Likewise.
4172 (alg_hash): Likewise.
4173 (synth_mult): Cache the result into alg_hash.
4175 2004-11-17 Zack Weinberg <zack@codesourcery.com>
4177 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
4178 config/rs6000/libgcc-ppc64.ver.
4180 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
4182 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
4183 checking if an unconditional return is followed by a barrier.
4185 * jump.c (condjump_p): Remove unreachable code.
4187 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
4188 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
4189 tree-ssa-live.h, tree.h: Remove unused prototypes.
4191 2004-11-17 Jeff Law <law@redhat.com>
4193 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
4194 (edge_to_cases_elt): Renamed from edge_to_case_leader.
4195 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
4196 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
4197 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
4198 (get_cases_for_edge): New function.
4199 (start_recording_case_labels, end_recording_case_labels): Similarly.
4200 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
4201 chain equivalent CASE_LABEL_EXPRs together.
4202 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
4203 (make_switch_expr_edges): Do not record edge/cases here.
4204 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
4205 (split_critical_edges): Record cases around the edge splitting code.
4206 (cleanup_dead_labels): Use CASE_LABEL again.
4207 (tree_redirect_edge_and_branch): If we have a mapping from edge
4208 to cases, use it to handle redirections. Else do it the slow way.
4209 * tree.h (CASE_LEADER_OR_LABEL): Kill.
4210 (CASE_LABEL): Revert to just looking at the tree's second operand.
4211 * tree.c (get_case_label): Kill.
4213 2004-11-17 Diego Novillo <dnovillo@redhat.com>
4215 PR tree-optimization/18307
4216 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
4217 'orig' are the same node.
4218 (collect_points_to_info_r): Do not call merge_pointed_to_info
4219 when the PHI argument is identical to the LHS.
4221 2004-11-17 Steven Bosscher <stevenb@suse.de>
4223 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
4224 to insert the exit or entry block.
4225 (ssa_prop_init): Use add_control_edge to seed the algorithm.
4227 2004-11-16 Zack Weinberg <zack@codesourcery.com>
4229 * mkmap-flat.awk, mkmap-symver.awk: If the last version
4230 assigned to a symbol was '%exclude', do not emit it anywhere.
4231 If leading_underscore is true, prefix all symbols from the
4232 version scripts with a leading underscore before comparing
4233 them with nm output or emitting them. Remove support for dot
4235 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
4236 (SHLIB_MAPFILES): Use libgcc-std.ver.
4237 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
4238 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
4239 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
4240 libgcc-excl.ver and libgcc-glibc.ver.
4242 * config/sh/libgcc-excl.ver: New file.
4243 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
4245 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
4247 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
4248 the test when the edge has the opposite meaning, not when
4249 the first argument is invariant.
4251 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
4253 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
4255 (rs6000_complex_function_value): Handle e500 v2 variant.
4257 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
4259 Fix PR tree-optimization/18519
4261 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
4262 * tree-pass.h: Add TODO_cleanup_cfg.
4263 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
4264 (ccp_finalize): Remove call to cleanup_cfg.
4265 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
4266 (pass_cd_dce): Ditto.
4267 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
4268 dump_function_to_file.
4269 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
4271 (pass_ch): Add TODO_cleanup_cfg.
4272 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
4274 (pass_loop_done): Add TODO_cleanup_cfg.
4275 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
4276 (tree_ssa_phiopt): Remove call to cleanup_cfg.
4278 2004-11-16 Devang Patel <dpatel@apple.com>
4280 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
4282 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
4284 * expmed.c, ra-colorize.c: Fix comment typos.
4286 * doc/tm.texi: Fix typos.
4288 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
4289 Mark Mitchell <mark@codesourcery.com>
4292 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
4295 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
4297 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
4298 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
4300 2004-11-16 Devang Patel <dpatel@apple.com>
4302 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
4304 2004-11-16 Eric Christopher <echristo@redhat.com>
4306 * config/mips/mips.c: Use rtl _P predicates.
4307 * config/mips/mips.h: Ditto.
4308 * config/mips/mips.md: Ditto.
4310 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
4312 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
4315 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
4317 * config/s390/s390.c (s390_cc_modes_compatible): New function.
4318 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
4320 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
4323 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
4324 before and after the insns for getting GOT address in non-PIC
4325 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
4328 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
4330 * gcc/cse.c (struct change_cc_mode_args): New structure.
4331 (cse_change_cc_mode_insn): New function.
4332 (cse_change_cc_mode): Use validate_change to perfom changes.
4333 (cse_change_cc_mode_insns, cse_condition_code_reg):
4334 Call cse_change_cc_mode_insn.
4336 2004-11-16 Steven Bosscher <stevenb@suse.de>
4340 2004-11-16 Steven Bosscher <stevenb@suse.de>
4342 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
4344 2004-11-15 Dale Johannesen <dalej@apple.com>
4346 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
4348 2004-11-15 Dale Johannesen <dalej@apple.com>
4350 * profile.c (compute_branch_probabilities): Prevent
4351 crash with EH in RTL-based profiling.
4353 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
4355 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
4357 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4358 * tree-ssa-dom.c (thread_across_edge): Likewise.
4359 * tree-vectorizer.c (vect_transform_loop_bound): Replace
4360 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
4363 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
4364 (tree_flow_call_edges_add): Update the call to
4365 bsi_commit_edge_inserts.
4366 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
4367 * profile.c (branch_prob): Likewise.
4368 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
4369 * tree-sra.c (scalarize_function): Likewise.
4370 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
4371 * tree-ssa-pre.c (fini_pre): Likewise.
4372 * tree-flow.h: Update the prototype for
4373 bsi_commit_edge_inserts.
4375 2004-11-15 Eric Christopher <echristo@redhat.com>
4377 * sched-deps.c (set_sched_group_p): Delete.
4378 (delete_all_dependencies): New function.
4379 (fixup_sched_groups): Use. New function.
4380 (sched_analyze_insn): Use.
4382 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
4384 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
4385 RROTATE_EXPR or unknown code.
4386 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
4387 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
4388 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
4391 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
4394 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
4395 after processing the declarator.
4397 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
4399 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
4401 (altivec_vspltb): Same.
4402 (altivec_vspltw): Same.
4403 (altivec_vspltisb): Same.
4404 (altivec_vspltish): Same.
4405 (altivec_vspltisw): Same.
4406 (altivec_vspltisw_v4sf): Same.
4407 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
4409 Move "End of vector xor's" comment to the right place.
4411 2004-11-15 Steve Ellcey <sje@cup.hp.com>
4413 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
4414 instead of nonimmediate_operand.
4416 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4418 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
4419 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
4420 * config/sol2.c (solaris_output_init_fini): Update calls to
4421 ASM_OUTPUT_CALL. Include "rtl.h".
4423 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4425 * config/sol2-c.c (cmn_err_char_table): Add "p".
4427 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4429 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
4430 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
4432 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4434 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
4435 within the multilib directory.
4437 2004-11-15 Nick Clifton <nickc@redhat.com>
4439 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
4440 builtin assert of cpu=xstormy16.
4442 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
4444 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
4447 2004-11-14 Richard Henderson <rth@redhat.com>
4450 * calls.c (struct arg_data): Add parallel_value.
4451 (precompute_register_parameters): Set it.
4452 (load_register_parameters): Use it.
4453 (store_one_arg): Also set it here.
4455 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
4457 PR tree-optimization/18431
4458 * fold-const.c (associate_trees): Do not produce x + 0.
4459 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
4461 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
4463 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
4464 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
4466 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4468 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
4470 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4472 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
4473 value-prof.c: Fix comment typos.
4475 2004-11-14 Stan Shebs <shebs@apple.com>
4477 Basic ABI changes for passing structs by value in 64-bit Darwin.
4478 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
4479 (rs6000_override_options): Set it for 64-bit Darwin.
4480 (rs6000_parse_abi_options): Add testing options to change it.
4481 (rs6000_return_in_memory): Test whether the type is one
4482 that can be passed in registers.
4483 (darwin64_function_arg_advance): New.
4484 (function_arg_advance): Call it, plus add recursion depth
4485 argument and test when counting off arguments.
4486 (rs6000_darwin64_function_arg): New.
4487 (function_arg): Call it.
4488 (setup_incoming_varargs): Add argument to function_arg_advance.
4489 (rs6000_darwin64_function_value): New.
4490 (rs6000_function_value): Call it.
4491 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
4492 * config/rs6000/rs6000-protos.h: Update decl of
4493 function_arg_advance.
4495 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
4498 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
4499 support TImode before adding __int128_t and __uint128_t types.
4501 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
4504 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
4505 (vect_transform_loop_bound): Set loop->nb_iterations.
4507 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
4508 Andrew Pinski <pinskia@physics.uc.edu>
4511 * tree-vectorize.c (vect_build_loop_niters): Do not insert
4512 NULL into the instruction stream. Initialize new_bb to NULL.
4513 (vect_update_ivs_after_vectorizer): Likewise.
4514 (vect_gen_niters_for_prolog_loop): Likewise.
4516 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
4518 PR tree-optimization/18431
4519 * tree-flow.h (stmt_references_memory_p): Declare.
4520 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
4521 * tree-ssa.c (stmt_references_memory_p): New function.
4523 2004-11-14 Andreas Schwab <schwab@suse.de>
4525 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
4528 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4530 * c-common.c (walk_stmt_tree): Remove.
4531 * c-common.h: Remove the corresponding prototype.
4533 * emit-rtl.c (push_to_full_sequence): Remove.
4534 * rtl.h: Remove the corresponding prototype.
4536 * cselib.c, expr.c: Fix comment typos.
4538 2004-11-13 Richard Henderson <rth@redhat.com>
4540 * calls.c (precompute_register_parameters): Force all PARALLELs
4541 into pseudo registers.
4542 (load_register_parameters): Copy PARALLELs into hard registers.
4543 * function.c (assign_parm_setup_block): Copy PARALLELS into
4544 pseudo registers. Do emit_group_store in conversion_insns.
4545 * expr.c (emit_group_load_1): Rename from emit_group_load, take
4546 tmps as an argument. Move final copy loop ...
4547 (emit_group_load): ... here. New function.
4548 (emit_group_load_into_temps, emit_group_move_into_temps): New.
4549 * expr.h: Declare them.
4551 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4553 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
4554 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
4555 with PHI_CHAIN where appropriate.
4557 2004-11-13 Dale Johannesen <dalej@apple.com>
4559 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
4560 (tree_block_label): Ditto.
4561 (flush_pending_stmts): Ditto.
4562 (insert_edge_copies): Ditto.
4563 (expr_invariant_in_loop_p): Ditto.
4564 (TDF_USE_OPS): Parenthesize definition.
4565 (TDF_USE_VOPS): Ditto.
4567 2004-11-13 David Edelsohn <edelsohn@gnu.org>
4569 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
4570 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
4572 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
4574 2004-11-14 Joseph Myers <joseph@codesourcery.com>
4576 * config/i386/i386.c (override_options): Move loop to set default
4577 tuning to correct place.
4579 2004-11-13 Zak Kipling <zak@transversal.com>
4582 * config/i386/i386.c (classify_argument): Fix infinite loop when
4583 passing object with 3 or more base classes by value.
4585 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4587 * doc/md.texi (constraints) <% modifier>: Mention that it is
4588 useless when the two alternatives are strictly identical.
4590 2004-11-13 Richard Henderson <rth@redhat.com>
4592 * expmed.c (extract_split_bit_field): Temporarily disable call to
4593 extract_force_align_mem_bit_field.
4595 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4597 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
4600 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
4601 lambda-code.c, postreload.c, predict.c, tree-sra.c,
4602 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
4604 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
4606 * doc/install.texi (automake): Correctly document that everything now
4607 will use automake 1.9.3.
4609 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
4612 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
4613 TImode. Sorry for other non-complex larger-than-64-bit modes.
4614 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
4616 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
4618 * doc/install.texi (automake): Document that everything now uses 1.9.
4620 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
4622 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
4625 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4627 * tree.h: Fix comment typos.
4629 2004-11-13 Steven Bosscher <stevenb@suse.de>
4631 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
4632 HARD_REGISTER_NUM_P.
4634 * cselib.c (new_cselib_val): Make comment correct and more detailed.
4635 * flow.c (mark_set_1): Likewise.
4637 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4638 duplicate_eh_regions): Remove.
4639 * except.h (duplicate_eh_regions): Remove prototype.
4640 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
4641 global_const_equiv_varray): Remove.
4642 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
4643 global_const_equiv_varray, set_label_in_map): Remove prototypes,
4644 extern declaration, and #define.
4645 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
4646 (struct inline_remap): Remove.
4647 * varray.c (struct element): Remove entry for const_equiv_data.
4648 * varray.h (struct const_equiv_data): Remove.
4649 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
4650 (union varray_data_tag) <const_equiv>: Remove.
4651 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
4652 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
4654 * regstack.c (record_label_references): Remove unused function.
4656 * rtl.def (VALUE): Update comment.
4657 (LABEL_REF): Remove unused operand 2.
4658 * rtl.h (struct rtx_def): Update for removed accessor macros.
4659 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
4660 REG_LOOP_TEST_P): Remove.
4661 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
4662 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
4663 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
4665 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
4666 Eric Botcazou <ebotcazou@libertysurf.fr>
4669 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
4671 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
4672 (V32I): New macro for 32-bit modes.
4673 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
4674 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
4675 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
4676 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
4677 one_cmpldi_sp64): Use V64I instead of DI.
4678 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
4679 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
4680 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
4681 (nandv64i_vis, nandv32i_vis): New patterns.
4683 2004-11-12 Mike Stump <mrs@apple.com>
4685 * Makefile.in: Add html support.
4686 * java/Make-lang.in: Likewise.
4687 * fortran/Make-lang.in: Likewise.
4688 * treelang/Make-lang.in: Likewise.
4689 * doc/install.texi: Likewise.
4690 * doc/makefile.texi: Likewise.
4691 * doc/sourcebuild.texi: Likewise.
4693 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4695 * tree-ssa-loop-manip.c: Fix a comment typo.
4697 2004-11-12 Mike Stump <mrs@apple.com>
4699 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
4700 renaming this node to Concept Index.
4701 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
4702 to more closely match gcc.texi.
4704 2004-11-12 Jeff Law <law@redhat.com>
4706 * tree-cfg.c (hashtab.h): Include.
4707 (struct edge_to_case_leader_elt): New structure.
4708 (edge_to_case_leader): New.
4709 (edge_to_case_leader_hash): New hashtable hasing function.
4710 (edge_to_case_leader_eq): New hashtable equality function.
4711 (record_switch_edge): New function.
4712 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
4713 (make_switch_expr_edges): Build the edge-to-case-leader
4714 hash table. Tear down the hash table when we're done.
4715 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
4717 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
4718 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
4719 to use new concept of case leaders to reduce overhead of
4720 redirecting outgoing edges from switch statements.
4721 * tree.c (get_case_label): New function.
4722 * tree.h (CASE_LABEL): Define in terms of get_case_label.
4723 (CASE_LEADER_OR_LABEL): Define.
4725 2004-11-12 Ziemowit Laski <zlaski@apple.com>
4727 * varasm.c (output_addressed_constants): For CONST_DECLs,
4728 output the initializer if present.
4730 2004-11-12 Ziemowit Laski <zlaski@apple.com>
4732 * config/rs6000/darwin.h: Fix confusing typo in comment.
4734 2004-11-12 Devang Patel <dpatel@apple.com>
4736 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
4738 2004-11-12 Devang Patel <dpatel@apple.com>
4740 * tree-if-conv.c (clean_predicate_lists): Use loop header
4743 2004-11-12 Richard Henderson <rth@redhat.com>
4746 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
4747 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4748 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
4749 * config/i386/i386-modes.def (XF): Use it.
4751 2004-11-11 Geoffrey Keating <geoffk@apple.com>
4753 * Makefile.in (macro_list): Use move-if-change to avoid spurious
4756 2004-11-12 Mark Mitchell <mark@codesourcery.com>
4759 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
4760 when deciding whether to pass a variable to
4761 cgraph_varpool_finalize_decl or assemble_variable.
4762 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
4764 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
4766 * tree-vectorizer.c: Fix a comment typo.
4768 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
4770 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
4772 2004-11-12 Diego Novillo <dnovillo@redhat.com>
4774 * tree-scalar-evolution.c (analyzable_condition): Remove
4775 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
4777 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
4779 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4780 Remove m505/roe multilib variant.
4782 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4784 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
4785 to load from the stack.
4787 2004-11-12 Richard Henderson <rth@redhat.com>
4789 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
4790 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
4791 * toplev.h (FL2T__): Remove.
4792 (CLZ_HWI): Rename from FL2T_CLZ__.
4794 (floor_log2): Simplify.
4797 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
4799 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
4800 compute the first overlapping iterations.
4802 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
4805 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
4806 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
4808 2004-11-12 Steven Bosscher <stevenb@suse.de>
4810 PR tree-optimization/18419
4811 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
4812 pointer set instead of a bitmap.
4813 (walk_use_def_chains): Create, pass and clean up that pointer_set.
4815 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
4817 (init_alias_info): Allocate and zero it here.
4818 (delete_alias_info): Delete it here.
4819 (collect_points_to_info_for): Use it.
4821 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4823 * alias.c (record_alias_subset, addr_side_effect_eval):
4825 * alias.h: Remove the prototype for record_alias_subset.
4826 * expr.h: Remove the commented-out prototype for
4827 record_alias_subset.
4828 * rtl.h: Remove the prototype for addr_side_effect_eval.
4830 * cfglayout.c (choose_inner_scope): Make it static.
4831 * rtl.h: Remove the corresponding prototype.
4833 * cfgloopmanip.c (update_single_exits_after_duplication,
4834 unloop): Make them static.
4835 * cfgloop.h: Remove the corresponding prototypes.
4837 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
4839 * c-tree.h: Remove the corresponding prototypes.
4841 * explow.c (round_push): Make it static.
4842 * expr.h: Remove the corresponding prototype.
4844 * varasm.c (get_named_section_flags, decl_tls_model): Make
4846 * output.h: Remove the prototype for get_named_section_flags.
4847 * tree.h: Remove the prototype for decl_tls_model.
4849 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4851 * function.c (expand_function_end): Remove an "if" statement
4852 that always triggers.
4853 * stmt.c (expand_null_return_1): Likewise.
4855 2004-11-11 James E. Wilson <wilson@specifixinc.com>
4857 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
4858 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
4859 CLASS_MAX_NREGS): Likewise.
4861 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4863 PR tree-optimization/17742
4864 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
4865 MINUS_EXPR correctly.
4867 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
4869 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
4870 Give up as soon as the evolution is known not computable.
4872 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4875 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
4876 mask64_1or2_operand.
4877 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
4878 to spot rlwinm opportunities.
4879 (and64_2_operand): Use mask_1or2_operand.
4880 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
4882 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
4884 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
4885 (vect_update_ivs_after_vectorizer): Update function documentation.
4886 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
4888 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4890 * config/arm/arm.c: Fix a comment typo.
4892 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4894 * bitmap.h (nBITMAP_WORD_BITS): Remove.
4895 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
4896 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
4898 (bitmap_first_set_bit): Return unsigned, use ctzl.
4899 (bitmap_last_set_bit): Remove.
4900 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
4902 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
4903 remove special case code for two word elements.
4904 (bitmap_last_set_bit): Remove.
4905 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
4906 bitmap_first_set_bit with bitmap_empty_p.
4907 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
4908 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
4909 bitmap_last_bit_set.
4911 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4914 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
4917 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
4918 unsigned equality compare when we know the operands are unsigned.
4920 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
4922 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
4923 __PIC__ and __pic__ only if TARGET_ABICALLS.
4924 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
4925 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
4926 -KPIC only if not -mno-abicalls.
4928 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
4929 * config/sparc/linux.h, config/sparc/linux64.h
4930 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
4932 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
4933 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
4934 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
4935 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
4937 2004-11-11 Paul Brook <paul@codesourcery.com>
4939 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
4940 register if current_function_uses_pic_offset_table is set.
4942 2004-11-10 David Edelsohn <edelsohn@gnu.org>
4944 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
4945 Change multi-instruction sequences to new attribute.
4946 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
4947 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
4948 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
4950 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
4952 * tree-data-ref.c (build_classic_dist_vector): If either loop
4953 is outside of the nest we asked about, the dependence can't
4955 (build_classic_dir_vector): Ditto.
4957 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
4959 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
4961 (force_var_cost): Determine cost of addition and multiplication more
4963 (get_computation_cost_at): Add cost for computing address elements to
4966 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
4967 one of the arguments of MINUS_EXPR is an address.
4968 (split_address_to_core_and_offset): New function.
4969 (ptr_difference_const): Handle case when one of the operands is a
4971 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
4972 (ptr_difference_cost): Pass addresses instead of objects to
4973 ptr_difference_const.
4975 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
4977 * tree.c (tree_check_failed): Emit general error if the list of
4978 node types is empty.
4980 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4982 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
4983 argument. When the union is passed in the 6th slot, build a
4984 PARALLEL with only one element.
4985 (function_arg): Adjust call to function_arg_union_value.
4986 (function_value): Likewise.
4988 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
4990 PR tree-optimization/17892
4991 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
4992 MINUS_EXPR operator.
4994 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
4997 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
4998 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
5000 2004-11-10 Steven Bosscher <stevenb@suse.de>
5002 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
5003 (struct basic_block_def): Remove local_set and cond_local_set
5004 fields. Update comment for global_live_at_start.
5005 * flow.c (calculate_global_regs_live): Allocate local_sets and
5006 cond_local_sets here as arrays of bitmaps previously stored in
5007 bb->local_set and bb->cond_local_set. Use xmalloc instead of
5008 obstack allocated bitmaps.
5010 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
5013 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
5016 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
5018 2004-11-09 Jeff Law <law@redhat.com>
5020 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
5021 argument holding last unvisited block. Start search for
5022 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
5023 (connect_infinite_loops_to_exit): Supply last unvisited block
5024 to flow_dfs_compute_reverse_execute.
5026 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
5028 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
5030 (floatunssidf2): Same.
5032 ("extendsfdf2"): New expander.
5033 (*extendsfdf2_fpr): Rename.
5034 (*truncdfsf2_fpr): Same.
5035 (*negdf2_fpr): Same.
5036 (*absdf2_fpr): Same.
5037 (*nabsdf2_fpr): Same.
5038 (*adddf3_fpr): Same.
5039 (*subdf3_fpr): Same.
5040 (*muldf3_fpr): Same.
5041 (*divdf3_fpr): Same.
5043 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
5044 ("spe_fix_truncdfsi2"): Same.
5045 (spe_floatunssidf2): Same.
5046 (spe_floatsidf2): Same.
5048 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
5051 * c-common.c (fname_decl): Don't use line number of decl in
5054 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
5056 * config/s390/s390-protos.h (s390_pool_operand): Remove.
5057 * config/s390/s390.c (s390_pool_operand): Likewise.
5058 (s390_extra_constraint_str): Handle 'B' constraints.
5059 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
5060 * config/s390/s390.md: Document 'B' constraints.
5061 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
5062 s390_pool_operand to prevent insns with two literal pool
5063 references. Make pattern commutative.
5064 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
5065 'B' constraint instead of s390_pool_operand.
5067 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5069 * tree-cfg.c (create_bb): Remove unnecessary memset.
5071 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5073 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
5074 (thread_block): Call flush_pending_stmt instead of
5077 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5079 * loop-iv.c (iv_number_of_iterations): Make it static.
5080 * cfgloop.h: Remove the corresponding prototype.
5082 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5084 * function.c (combine_temp_slots, assign_parms,
5085 expand_pending_sizes): Make them static.
5086 * tree.h: Remove the corresponding prototypes.
5088 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5090 * emit-rtl.c (copy_most_rtx): Remove.
5091 * rtl.h: Remove the corresponding prototype.
5093 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5095 * cfgloop.c (flow_loops_update): Remove.
5096 * cfgloop.h: Remove the corresponding prototype.
5098 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5100 * conflict.c (mark_reg, conflict_graph_compute): Remove.
5101 * basic-block.h: Remove the prototype for
5102 conflict_graph_compute.
5104 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5106 * tree-if-conv.c (add_to_dst_predicate_list): Change the
5107 second argument to basic_block.
5108 (tree_if_convert_cond_expr): Update call sites.
5110 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5112 * fold-const.c (pedantic_non_lvalue): Make it static.
5113 * tree.h: Remove the corresponding prototype.
5115 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5117 * optabs.c (prepare_operand): Make it static.
5118 * optabs.h: Remove the corresponding prototype.
5120 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5122 * reload1.c (reloads_conflict, gen_reload): Make them static.
5123 * reload.h: Remove the corresponding prototypes.
5125 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5127 * reload.c (refers_to_mem_for_reload_p,
5128 refers_to_regno_for_reload_p): Make them static.
5129 * reload.h: Remove the corresponding prototypes.
5131 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
5132 Eric Botcazou <ebotcazou@libertysurf.fr>
5135 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
5136 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
5137 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
5138 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
5139 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
5140 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
5141 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
5142 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
5143 MODE_VECTOR_INT modes.
5144 (sparc_extra_constraint_check): Add new constraint 'Y'.
5145 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
5146 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
5147 (V64): New mode macro for 64-bit modes.
5148 (movsf): Use V32 for mode instead of SF.
5149 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
5150 alongside 'G' constraint.
5151 (movdf): Use V64 for mode instead of DF.
5152 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
5153 of DF. Add 'Y' constraint alongside 'G' constraint.
5154 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
5157 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
5159 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
5160 integer NEG and ABS.
5161 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
5162 ("*negdi2_31"): Reimplement using a splitter.
5163 ("*negdi2_cc", "*negdi2_cconly"): New insns.
5164 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
5165 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
5166 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
5167 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
5168 ("*absdi2_cc", "*absdi2_cconly"): New insns.
5169 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
5170 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
5171 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
5172 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
5173 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
5174 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
5175 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
5176 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
5177 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
5179 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
5181 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
5182 when eliminating an UNSPEC_CMPINT.
5183 (s390_secondary_input_reload_class): Fix test for CC register reload.
5184 (s390_secondary_output_reload_class): Likewise.
5185 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
5186 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
5187 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
5188 insn patterns with splitters.
5190 2004-11-09 David Edelsohn <edelsohn@gnu.org>
5192 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
5193 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
5195 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5197 * tree-phinodes.c (phi_reverse): New.
5198 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
5200 * tree-flow.h: Add a prototype for phi_reverse.
5202 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5204 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5206 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
5209 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
5212 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
5214 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
5215 instead of "arg" in diagnostics.
5217 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
5219 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
5220 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
5221 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
5222 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
5223 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
5224 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
5225 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
5226 config/iq2000/iq2000.c, config/m32r/m32r.c,
5227 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
5228 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
5229 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
5230 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
5231 config/sh/symbian.c, config/stormy16/stormy16.c,
5232 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
5233 and %> as appropriate. Use %' as apostrophe in diagnostics where
5234 applicable. Use %< and %> in place of '' quotes where applicable.
5235 Use %qs in place of %<%s%>. Consistently quote __builtin function
5238 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
5240 * gdbinit.in (pbb, pbm): New macros.
5242 2004-11-08 Jeff Law <law@redhat.com>
5244 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
5245 implementing it inline.
5247 * cfganal.c (find_edge): Search pred->succs or succ->preds,
5248 whichever is shorter.
5250 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5252 * passes.c (rest_of_handle_jump): Remove dead code.
5254 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5256 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
5257 the last used element in the worklist.
5259 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5261 * tree-inline.c (remap_save_expr): Make it static.
5262 * tree-inline.h: Remove the corresponding prototype.
5264 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5266 * tree-ssa-loop-niter.c (upper_bound_in_type,
5267 lower_bound_in_type): Make them static.
5268 * tree.h: Remove the corresponding prototypes.
5270 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5272 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
5274 * tree-ssa-live.h: Remove the corresponding prototypes.
5276 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5278 * tree-if-conv.c (tree_if_conversion): Make it static.
5279 * tree-flow.h: Remove the corresponding prototype.
5281 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5283 * tree-ssa-operands.c (build_ssa_operands): Make it static.
5284 * tree-flow.h: Remove the corresponding prototype.
5286 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
5289 * tree-inline.c (copy_body_r): Change "t = t" to empty
5290 statement instead of "t".
5292 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5294 * modulo-sched.c (create_partial_schedule,
5295 free_partial_schedule, reset_partial_schedule,
5296 ps_add_node_check_conflicts, rotate_partial_schedule): Make
5299 2004-11-08 Richard Henderson <rth@redhat.com>
5301 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
5304 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5306 * sched-deps.c (add_insn_mem_dependence): Make it static.
5307 * sched-int.h: Remove the corresponding prototypes.
5309 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5311 * flow.c (allocate_bb_life_data): Make it static.
5312 * basic-block.h: Remove the corresponding prototype.
5314 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5316 * calls.c (split_complex_values, split_complex_types): Make
5318 * expr.h: Remove the corresponding prototypes.
5320 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
5322 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
5323 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5325 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5327 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
5328 statements that always trigger.
5330 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5332 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
5333 tree-scalar-evolution.c, tree-ssa-loop-im.c,
5334 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
5335 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
5338 2004-11-08 Ben Elliston <bje@au.ibm.com>
5340 * cgraph.h (cgraph_calls_p): Remove.
5341 * cgraph.c (cgraph_calls_p): Likewise.
5343 * varray.h (varray_copy): Remove.
5344 * varray.c (varray_copy): Likewise.
5346 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
5349 * config/darwin.c (machopic_indirect_data_reference):
5350 Call gen_macho_high and gen_macho_low instead of
5351 checking the mode and calling gen_macho_high_di directly.
5352 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5353 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
5355 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
5356 load_macho_picbase, macho_low, macho_high): Removed.
5357 (builtin_setjmp_receiver): Call gen_macho_high and
5358 gen_macho_low instead of checking the mode and calling
5359 gen_macho_high_di directly.
5360 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
5361 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
5362 Moved from rs6000.md.
5363 (macho_high): New expander.
5364 (macho_high_si): Renamed version of macho_high from rs6000.md.
5365 (macho_low): New expander.
5366 (macho_low_si): Renamed version of macho_low from rs6000.md.
5367 (load_macho_picbase): New expander.
5368 (load_macho_picbase_si): Renamed version of load_macho_picbase
5370 (macho_correct_pic): New expander.
5371 (macho_correct_pic_si): Renamed version of macho_correct_pic
5374 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
5376 * c-decl.c (finish_struct): Use complete sentences for diagnostic
5377 for structures or unions with no members or named members.
5379 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
5381 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
5382 taking address of bit-field by assertion.
5384 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
5386 * config/s390/s390.md (attribute "op_type"): Default to "NN".
5387 (attribute "atype"): Default to "agen".
5388 (attribute "length"): Default to 6.
5389 (define_asm_attibutes): Remove.
5390 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
5391 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
5392 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
5393 Do not set type attribute to "cs" where already default.
5394 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
5396 Do not set type attribute to "other" where already default.
5397 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
5398 "*strlendi", "*strlensi",
5399 "*movmem_long_64", "*movmem_long_31",
5400 "*clrmem_long_64", "*clrmem_long_31",
5401 "*cmpmem_long_64", "*cmpmem_long_31",
5402 "*cmpint_si", "*cmpint_di",
5403 "addti3", "*adddi3_31z", "*adddi3_31",
5404 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
5405 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
5406 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
5407 "*pool_entry", "pool_align", "pool_section_start",
5408 "pool_section_end", "main_pool", "reload_base_31", "pool"):
5409 Do not set op_type attribute to "NN" where already default.
5410 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
5411 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
5412 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
5413 Do not set atype attribute to "agen" where already default.
5414 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
5416 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
5418 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
5420 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
5423 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
5424 R3000 and R4000 macros on IRIX.
5426 2004-11-06 Andreas Schwab <schwab@suse.de>
5429 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
5432 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5434 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
5436 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
5438 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
5439 matches no insns already matched by other reservations.
5440 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
5441 matches no insns already matched by other reservations.
5442 ("x_ss"): Remove, replace by ...
5443 ("x_cs"): ... this new reservation. Check type instead of op_type.
5444 Update bypasses to use x_cs instead of x_ss.
5445 ("x_nn"): Remove, replace by ...
5446 ("x_other"): ... this new reservation. Check type instead of op_type.
5447 Add x_other and x_branch to bypasses.
5448 ("x_vs"): New reservation.
5449 * config/s390/s390.md (attribute "type"): Default according to op_type.
5450 ("*execute"): Set type to "cs".
5452 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5454 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
5455 if we are in GIMPLE.
5457 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
5459 PR rtl-optimization/17933
5460 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
5461 (covers_regno_p): New function. Handle SETs of PARALLEL,
5462 and defer the rest to...
5463 (covers_regno_no_parallel_p): New function.
5465 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5467 * config/sparc/sparc.c (function_arg_record_value_1): Skip
5468 fields with zero length.
5469 (function_arg_record_value_2): Likewise.
5470 (function_arg_record_value_3): Use smallest_mode_for_size
5471 instead of mode_for_size.
5472 (function_arg_union_value): Return naked register for unions
5475 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5477 * config/sparc/sparc.c (scan_record_type): Handle vector types.
5478 (function_arg_slotno): Handle vector types specially.
5479 (function_arg_record_value_1): Split fields with vector type and
5480 BLKmode into their subparts.
5481 (function_arg_record_value_2): Likewise. Be prepared to handle
5482 more than 2 registers per field.
5483 (function_arg_union_value): Increment regno inside the loop.
5484 (function_arg_vector_value): New function.
5485 (function_arg): Use it to split fields with vector type and
5486 BLKmode into their subparts and build a PARALLEL. Treat
5487 other vector types like floats.
5488 (function_value): Likewise.
5489 (sparc_pass_by_reference): Handle vector types.
5490 (sparc_return_in_memory): Likewise.
5492 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5494 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
5495 statement that never triggers.
5497 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
5499 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
5500 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
5501 ("x_fdivd"): Use also for fsqrtd type.
5502 ("x_fdivs"): Use also for fsqrts type.
5503 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
5504 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
5505 ("fix_truncdfsi2_ibm"): Set type to "other".
5506 ("floatdidf2", "floatdisf2"): Do not clobber CC.
5507 ("floatsidf2", "floatsidf2_ieee"): Likewise.
5508 ("floatsisf2", "floatsisf2_ieee"): Likewise.
5509 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
5510 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
5512 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
5513 ("sqrtdf2"): Set type to "fsqrtd".
5514 ("sqrtsf2"): Set type to "fsqrts".
5516 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5518 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
5519 pointer to the last PHI node in the new PHI chain.
5521 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
5523 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
5524 for non-PIC TLS_MODEL_INITIAL_EXEC case.
5526 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5528 * expmed.c: Fix a comment typo.
5530 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5533 * config/i386/cygming.h
5534 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
5536 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5538 * config/sh/sh4a.md: Fix copyright.
5540 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5542 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
5545 2004-11-05 David Edelsohn <edelsohn@gnu.org>
5547 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
5548 when carry not used. Suggested by Torbjorn Granlund.
5550 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
5551 operand[1] unnecessarily. Suggested by Eric Christopher.
5552 (rs6000_adjust_cost): Increase latency of store to wider load.
5553 (rs6000_rtx_costs): mulli only allows 16-bit constants.
5555 2004-11-05 Stan Shebs <shebs@apple.com>
5557 * config/rs6000/rs6000.c (machopic_output_stub): Output
5558 ldu instead of lwzu for 64-bit stubs.
5560 2004-11-05 Richard Henderson <rth@redhat.com>
5562 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
5564 (alpha_expand_unaligned_store): Likewise.
5566 2004-11-05 Richard Henderson <rth@redhat.com>
5568 * expmed.c (extract_force_align_mem_bit_field): New.
5569 (extract_split_bit_field): Call it.
5571 2004-11-05 Richard Henderson <rth@redhat.com>
5573 * ia64.md (UNSPEC_SHRP): New.
5574 (dshift_count_operand): New.
5575 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
5576 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
5578 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5580 * c-typeck.c (output_init_element): Return early if value is
5583 2004-11-05 James E Wilson <wilson@specifixinc.com>
5585 * invoke.texi (-fno-guess-branch-probability): Rewrite.
5587 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
5588 1 to UNSPEC_GR_SPILL.
5590 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
5592 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
5593 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
5595 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
5597 * bitmap.h (enum bitmap_bits): Remove.
5598 (bitmap_operation): Remove.
5599 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5600 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5601 bitmap_xor_into): Prototype.
5602 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
5603 (bitmap_operation): Remove.
5604 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5605 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5606 bitmap_xor_into): New.
5607 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
5609 PR tree-optimization/18307
5610 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
5611 and ORIG being the same node.
5613 2004-11-04 Geoffrey Keating <geoffk@apple.com>
5615 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
5616 (install-mkheaders): Install the version built for the
5617 host, not for the build machine.
5618 * configure.ac: Always run fixincludes.
5619 (all_outputs): Remove mkheaders.
5620 * configure: Regenerate.
5621 * fixinc.in: Move to fixincludes/.
5622 * mkfixinc.sh: Likewise.
5623 * mkheaders.in: Likewise.
5624 * README-fixinc: Likewise.
5626 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
5629 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
5630 equivalent on the A4.
5632 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5634 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
5635 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
5636 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
5637 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
5638 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
5639 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
5640 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
5641 doc/trouble.texi: Correct end-of-sentence markup and markup of
5642 "etc.", "e.g." and "i.e.". Use @code in various places where
5645 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5647 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
5648 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
5649 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
5652 2004-11-04 Mark Mitchell <mark@codesourcery.com>
5654 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
5655 * doc/extend.texi: Document "notshared" attribute.
5657 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5659 * tree-phinodes.c (make_phi_node): Make it static.
5660 * tree.h: Remove the prototypes for make_phi_node.
5662 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5664 * stmt.c (expand_asm, expand_asm_operands): Make them static.
5665 * tree.h: Remove the prototypes for expand_asm and
5666 expand_asm_operands.
5668 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5670 * passes.c (rest_of_compilation): Make it static.
5671 * toplev.h: Remove the prototype for rest_of_compilation.
5673 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5675 * jump.c (cleanup_barriers): Use delete_insn instead of
5677 (delete_barrier): Remove.
5678 * rtl.h: Remove the corresponding prototype.
5680 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5682 * expr.c (mostly_zero_p): Make it static.
5683 * tree.h: Remove the prototype for mostly_zeros_p.
5685 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5687 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
5689 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5691 * builtins.c (expand_builtin_return_addr,
5692 expand_builtin_longjmp, expand_builtin_trap): Make them static.
5693 * expr.h: Remove the prototypes for expand_builtin_longjmp and
5694 expand_builtin_trap.
5695 * tree.h: Remove the prototype for expand_builtin_return_addr.
5697 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5699 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
5700 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
5701 with VAL being NULL.
5703 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5705 * cfghooks.c (delete_basic_block): Remove code to truncate
5708 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
5710 * flow.c (init_propagate_block_info): Change the type of i to
5713 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
5715 PR tree-optimization/18184
5716 * c-typeck.c (comptypes): Do not treat pointers of different
5717 modes or alias-all flags as equivalent.
5718 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
5720 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
5722 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
5723 reference specific C parser files in examples.
5725 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
5728 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
5729 as OP_INOUT if the instruction is predicated.
5731 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5733 * bitmap.h: Fix a comment typo. Follow spelling conventions.
5734 * tree-vectorizer.c: Fix a comment typo.
5736 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5738 * sdbout.c (SDB_GENERATE_FAKE): Remove.
5739 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
5740 * system.h: Poison SDB_GENERATE_FAKE.
5741 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
5743 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
5745 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
5747 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5750 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
5753 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
5755 * predict.c (propagate_freq): Make bitno unsigned. Move
5756 npredecessors update out of loop.
5758 * bitmap.h (bitmap_iterator): Remove word_bit and bit
5759 fields. Rename others.
5760 (bmp_iter_common_next_1, bmp_iter_single_next_1,
5761 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
5762 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
5763 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
5764 bmp_iter_and_next): Remove.
5765 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
5766 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
5768 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
5769 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
5771 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
5772 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
5773 bitmap_and_into, bitmap_ior_into as appropriate.
5774 * except.c (remove_eh_handler): Likewise.
5775 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
5776 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5777 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
5778 * tree-ssa-live.h (live_merge_and_clear): Likewise.
5779 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
5782 * bitmap.c (bitmap_print): Make bitno unsigned.
5783 * bt-load.c (clear_btr_from_live_range,
5784 btr_def_live_range): Likewise.
5785 * caller-save.c (save_call_clobbered_regs): Likewise.
5786 * cfganal.c (compute_dominance_frontiers_1): Likewise.
5787 * cfgcleanup.c (thread_jump): Likewise.
5788 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
5789 * conflict.c (conflict_graph_compute): Likewise.
5790 * ddg.c (add_deps_for_use): Likewise.
5791 * df.c (df_refs_update): Likewise.
5792 * except.c (remove_eh_handler): Likewise.
5793 * flow.c (verify_local_live_at_start, update_life_info,
5794 initialize_uninitialized_subregs, propagate_one_insn,
5795 free_propagate_block_info, propagate_block, find_use_as_address,
5796 reg_set_to_hard_reg_set): Likewise.
5797 * gcse.c (clear_modify_mem_tables): Likewise.
5798 * global.c (global_conflicts, build_insn_chain): Likewise.
5799 * ifcvt.c (dead_or_predicable): Likewise.
5800 * local-alloc.c (update_equiv_regs): Likewise.
5801 * loop.c (load_mems): Likewise.
5802 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
5804 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
5806 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
5807 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
5808 * sched-rgn.c (propagate_deps
5809 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
5810 * tree-dfa.c (dump_dfa_stats
5811 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
5812 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
5814 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
5815 free_temp_expr_table, find_replaceable_exprs): Likewise.
5816 * tree-sra.c (scan_function, scalarize_parms): Likewise.
5817 * tree-ssa-alias.c (init_alias_info,
5818 compute_points_to_and_addr_escape,
5819 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
5820 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
5821 * tree-ssa-live.c (new_tree_live_info, live_worklist,
5822 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
5823 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
5824 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
5825 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
5826 add_call_read_ops): Likewise.
5827 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
5828 * tree-ssa-live.h (num_var_partitions): Return unsigned.
5830 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
5832 PR tree-optimization/18009
5833 * tree-vectorizer.h (enum dr_alignment_support): New type.
5834 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
5835 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
5836 single data_reference (instead of a varray of references).
5837 * tree-vectorizer.c (new_loop_vec_info): Likewise.
5838 (vect_gen_niters_for_prolog_loop): Likewise.
5839 (vect_update_inits_of_drs): Likewise.
5841 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
5842 vect_enhance_data_refs_alignment.
5843 (vect_do_peeling_for_alignment): Likewise.
5844 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
5845 this functionality used to be in vect_analyze_data_refs_alignment.
5846 Also update DR_MISALIGNMENT due to peeling; this functionality used to
5847 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
5848 (vect_analyze_data_refs_alignment): Decision on whether and by how much
5849 to peel moved to vect_enhance_data_refs_alignment. Call
5850 vect_supportable_dr_alignment.
5852 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
5853 (vect_compute_data_refs_alignment): Return bool. Consider return value
5854 of vect_compute_data_ref_alignment and return true/false accordingly.
5855 (vect_enhance_data_refs_alignment): Consider return value of
5856 vect_compute_data_refs_alignment and return true/false accordingly.
5858 (vect_supportable_dr_alignment): New function.
5859 (vectorizable_store): Call vect_supportable_dr_alignment.
5860 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
5861 support checks moved from here to vect_supportable_dr_alignment.
5863 (vect_transform_loop): Avoid 80 columns overflow.
5865 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5867 * timevar.c (timevar_enable): Change from
5869 (timevar_push): Rename to ...
5870 (timevar_push_1): this and remove the
5872 (timevar_pop): Rename to ...
5873 (timevar_pop_1): this and remove the
5875 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
5876 (timevar_pop): New macro.
5877 (timevar_push): New macro.
5878 (timevar_enable): Declare.
5880 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5882 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
5883 libgcc for shared libraries.
5885 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
5887 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
5888 * config/s390/s390.c (s390_split_access_reg): New function.
5889 (regclass_map): Add access registers.
5890 (get_thread_pointer): Use access register instead of UNSPEC_TP.
5891 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
5892 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
5893 (TP_REGNUM): New define.
5894 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5895 REG_ALLOC_ORDER): Add access registers.
5896 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
5897 CANNOT_CHANGE_MODE_CLASS): Support access registers.
5898 (enum reg_class): Add ACCESS_REGS.
5899 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5900 (REG_CLASS_FROM_LETTER): Add 't' constraint.
5901 (REGISTER_NAMES): Add access registers.
5902 * config/s390/s390.md (UNSPEC_TP): Remove.
5903 ("*movdi_64"): Add access register alternatives. Provide splitters
5904 to split DImode access register <-> GPR moves into SImode moves.
5905 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
5906 ("movstrictsi"): Likewise.
5907 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
5908 ("set_tp_64", "set_tp_31"): Likewise.
5909 ("*set_tp"): New insn.
5911 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5913 * tree-phinodes.c (resize_phi_node): Copy only a portion of
5914 the PHI node currently in use.
5916 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5919 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
5922 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
5924 PR tree-optimization/18270
5925 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
5926 abnormal edges, commit all pending stmts on incoming edges.
5928 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
5930 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
5931 cause extra costs. Generate canonical RTL.
5933 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
5935 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
5936 (lambda_compute_target_space). Ditto.
5937 * lambda.h (lambda_trans_matrix): Ditto.
5938 (lambda_linear_expression): Ditto.
5939 (lambda_body_vector): Ditto.
5940 (lambda_loopnest): Ditto.
5941 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
5942 update comments, and remove pointless addition of 0.
5943 (linear_transform_loops): Update comments.
5945 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
5947 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
5950 2004-11-03 Jeff Law <law@redhat.com>
5952 * predict.c (struct block_info_def): Kill "tovisit" field.
5953 (propagate_freq): Accept new "tovisit" parameter. Change
5954 read/write access methods for "tovisit" to check the "tovisit"
5955 bitmap instead of a bit in block_info_def.
5956 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
5957 it to propagate_freq.
5959 * stmt.c (expand_case): Speed up code to detect duplicate case
5960 label targets and count unique case label targets.
5962 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5964 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
5966 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5968 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
5970 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5972 * tree-cfg.c (find_taken_edge): Abort if we are given a
5973 statement that is neither COND_EXPR nor SWITCH_EXPR.
5975 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
5977 * fold-const.c (fold): Reassociate also (x - mult) + mult and
5978 (mult - x) + mult. Cast operands of expression after applying
5979 distributive law to the correct types. Apply distributive law
5980 to a * c - b * c for all non-float types.
5982 2004-11-02 Geoffrey Keating <geoffk@apple.com>
5984 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
5985 because we don't want to run them now; instead, set them to
5986 stmp-install-fixproto or stmp-install-fixinc.
5987 * Makefile.in (stmp-install-fixproto): New.
5988 (stmp-install-fixinc): New.
5989 * configure: Regenerate.
5991 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
5993 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
5996 2004-11-02 Ziemowit Laski <zlaski@apple.com>
5998 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
5999 (c_types_compatible_p): Move function definition...
6000 * c-objc-common.c (c_types_compatible_p): ...here.
6001 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
6004 2004-11-02 Steven Bosscher <stevenb@suse.de>
6006 * cfgloop.h (struct loop): Update comment.
6007 * cse.c (cse_main): Remove obsolete comment.
6009 * expr.h (gen_cond_trap): Move prototype under functions provided
6011 (canonicalize_condition, get_condition): Move to...
6012 * rtl.h (canonicalize_condition, get_condition): ...here.
6013 (branch_target_load_optimize): Add comment that this function is
6015 * loop.c (canonicalize_condition, get_condition): Move to...
6016 * rtlanal.c (canonicalize_condition, get_condition): ...here.
6017 * sched-deps.c (get_condition): Rename to sched_get_condition.
6018 (add_dependence): Update this caller.
6020 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
6023 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
6024 that the vops get marked for renaming.
6026 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
6028 * config/s390/s390.md ("movcc"): Set type attribute.
6030 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
6032 * tree-phinodes.c (add_phi_arg): Add an assertion that the
6033 edge already exists.
6035 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
6037 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
6038 element that's being removed.
6040 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
6042 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
6043 arguments using PENDING_STMT.
6044 (thread_block): Call copy_phis_to_block after redirecting an
6047 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
6049 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
6050 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
6051 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
6052 (bitmap_ior_and_compl_into): Produce bool.
6053 (bitmap_union_of_diff): Rename to ...
6054 (bitmap_ior_and_compl): ... here. Produce bool.
6055 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
6056 bitmap_operation directly.
6057 (bitmap_union_of_diff): Rename to ...
6058 (bitmap_ior_and_compl): ... here. Return bool, use
6059 bitmap_operation directly.
6060 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
6061 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
6062 * global.c (modify_bb_reg_pav): Likewise.
6064 * bitmap.h (bitmap_equal_p): Return bool.
6065 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
6066 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
6067 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
6068 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
6069 bitmap_intersect_compl_p.
6070 * ifcvt (dead_or_predicable): Likewise.
6072 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
6074 PR rtl-optimization/17104
6075 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
6076 loads in zero_extend.
6078 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
6081 * toplev.c (debug_type_names): Remove "dwarf-1".
6083 2004-11-02 Ben Elliston <bje@au.ibm.com>
6085 * timevar.h (timevar_get): Remove.
6086 * timevar.c (timevar_get): Remove unused function.
6088 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
6090 * doc/include/texinfo.tex: Update from Texinfo CVS.
6092 2004-11-02 Ben Elliston <bje@au.ibm.com>
6094 * cppdefault.h (cpp_SYSROOT): Remove.
6095 * cppdefault.c (cpp_SYSROOT): Likewise.
6097 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
6099 PR tree-optimization/16447
6100 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
6101 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
6102 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
6103 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
6104 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
6105 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
6106 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
6107 (identical_copies_p): New. Return true is two copies are the same.
6108 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
6109 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
6111 (perform_edge_inserts): New. Determine what to do with all stmts that
6112 have been inserted on edges.
6113 (remove_ssa_form): Analyze and commit edges from here.
6115 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
6118 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
6119 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
6120 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
6121 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
6123 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
6126 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
6127 parameter declarations.
6129 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
6131 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
6132 (s390_secondary_input_reload_class)
6133 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
6135 (s390_expand_cmpmem): Enable cmpmem implementation.
6136 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
6137 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
6138 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
6139 * config/s390/s390.md ("movcc"): New insn pattern.
6140 * doc/md.texi: Document 'c' constraint for s390.
6142 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
6145 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
6148 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
6150 Fix PR tree-optimization/17672
6151 Fix PR tree-optimization/18168
6153 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
6155 (gcc_tree_to_linear_expression): Add extra to existing constant.
6156 (depth_of_nest): Factor out function used in various places.
6157 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
6159 (find_induction_var_from_exit_cond): Stop guessing, and just
6160 get the right answer :).
6161 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
6162 Print out message about result of attempt to create perfect nest.
6163 (lbv_to_gcc_expression): Add type argument, use it to do math
6164 and induction variable creation.
6165 (lle_to_gcc_expression): Ditto.
6166 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
6167 oldiv. Pass type argument to lle_to_gcc_expression and
6168 lbv_to_gcc_expression.
6169 Reset number of iterations after transformation.
6170 (perfect_nestify): Remove useless pre-allocation, and cleanup
6173 * tree-data-ref.c (build_classic_dist_vector): Return false for
6174 dependences completely outside of the loop nest we asked about.
6175 (build_classic_dir_vector): Ditto.
6176 (compute_data_dependences_for_loop): Only add dependence relations
6177 inside the loop we asked about.
6179 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
6180 Compute immediate uses.
6182 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
6184 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
6186 * tree-cfg.c (thread_jumps): Fix a comment typo.
6188 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
6190 * tree-cfg.c (thread_jumps): Fix a comment typo.
6192 2004-10-31 Nicolas Pitre <nico@cam.org>
6194 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
6195 values smaller than 2^32.
6197 2004-10-31 Jeff Law <law@redhat.com>
6199 * cfgloop.h (struct loop): Remove unused "nodes" field.
6200 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
6201 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
6202 instead of calling flow_bb_inside_loop_p for every basic block
6204 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
6206 2004-10-31 Graham Stott <graham.stott@btinternet.com>
6208 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
6209 INT_5_BITS instead of VAL_5_BITS_P.
6211 2004-10-31 Roger Sayle <roger@eyesopen.com>
6214 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
6215 for consistent quoting in diagnostic messages.
6216 (expand_call_inline): Likewise.
6217 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6218 * tree-ssa.c (warn_uninitialized_var): Likewise.
6219 (warn_uninitialized_phi): Likewise.
6221 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
6223 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
6226 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
6228 * c-common.c: Fix a comment typo.
6230 2004-10-31 Jason Merrill <jason@redhat.com>
6233 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
6234 aggregate types that are not BLKmode.
6236 2004-10-30 Ziemowit Laski <zlaski@apple.com>
6238 * c-common.h (objc_lookup_ivar): Add second parameter to
6240 * c-typeck.c (build_external_ref): After looking up symbol,
6241 pass it to objc_lookup_ivar() to decide whether it or the
6242 ivar should be used, rather than deciding the issue locally.
6243 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
6244 which is simply returned in the non-ObjC case.
6246 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
6248 * sdbout.c (sdbout_symbol): Do not output type .def statements
6251 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
6253 * c-common.c (catenate_strings): New.
6254 (c_parse_error): Use it. Don't over-escape.
6256 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
6258 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
6259 modify the for loop expressions for it. Remove unnecessary casts.
6260 (sh_expand_prologue): Declare reg as unsigned.
6261 (sh_gimplify_va_arg_expr): Initinalize lab_over.
6262 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
6264 2004-10-30 Geoffrey Keating <geoffk@apple.com>
6266 * doc/invoke.texi (Darwin Options): Improve description of
6267 how the subtype is chosen.
6269 2004-10-30 Roger Sayle <roger@eyesopen.com>
6272 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
6273 the stack adjustment, "size", is valid for Pmode. If the stack
6274 frame is too large, generate a trap insn and issue a warning.
6276 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
6278 * tree-ssa-dom.c: Fix comment typos.
6280 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
6282 * config/sh/sh.c (prepare_move_operands): Use operands[0]
6283 for the output rtl if no_new_pseudos is set. Remove redundant
6286 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
6289 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
6290 determining whether to copy parameter types from a previous
6291 prototype declaration.
6293 2004-10-29 Roger Sayle <roger@eyesopen.com>
6295 PR rtl-optimization/17581
6296 * cselib.c (cselib_process_insn): The last instruction of a libcall
6297 block, with the REG_RETVAL note, should be considered in the libcall.
6298 * gcse.c (do_local_cprop): Allow constants to be propagated outside
6300 (adjust_libcall_notes): Use simplify_replace_rtx instead of
6301 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
6303 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
6305 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
6307 2004-10-29 Jeff Law <law@redhat.com>
6309 * tree-ssa-dom.c (struct edge_info): New structure holding
6310 edge equivalences and edge redirection information.
6311 (get_eq_expr_value, record_dominating_conditions): Kill.
6312 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
6313 Call record_edge_info.
6314 (allocate_edge_info, free_edge_info): New.
6315 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
6316 rather than cprop_into_phis. Free all edge infos before threading
6318 (thread_across_edge): Allocate new edge info structures as needed
6319 and store the redirection target into the edge info structure
6320 instead of the edge's AUX field.
6321 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
6322 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
6323 Revamp code which finds and records equivalences associated with
6324 edges to use saved data in the edge_info structure.
6325 (record_equivalencs_from_phis): Similarly.
6326 (dom_opt_finalize_block): Revamp code which finds and records
6327 equivalences associated with edges to use saved data in the
6328 edge_info structure.
6329 (build_and_record_new_cond): New function.
6330 (record_conditions): Use build_and_record_new_cond to record
6331 dominating conditions.
6332 (record_edge_info): New function.
6333 (record_range): Tighten test for conditions which create
6334 useful range records.
6336 2004-10-29 Geoffrey Keating <geoffk@apple.com>
6338 * config/i386/darwin.h (ASM_SPEC): Simplify.
6339 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
6340 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
6341 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
6342 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
6343 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
6344 in all cases. Pass the right -arch or -arch_only based on -mcpu.
6345 (ASM_SPEC): Handle -force_cpusubtype_ALL.
6346 * doc/invoke.texi (Darwin Options): Improve documentation for
6347 Darwin linker (and libtool) switches.
6349 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
6351 2004-10-29 Stan Shebs <shebs@apple.com>
6353 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
6355 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
6357 * tree-phinodes.c (allocate_phi_node): New.
6358 (make_phi_node, resize_phi_node): Use it.
6360 2004-10-29 David Edelsohn <edelsohn@gnu.org>
6362 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
6363 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
6365 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
6367 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
6369 * tree.h (tree_phi_node): Tell the garbage collector to chase
6372 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
6374 * opts.c (decode_options): Lower the crossjump threshold for -Os.
6376 2004-10-29 Diego Novillo <dnovillo@redhat.com>
6378 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
6380 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
6382 * bitmap.h (bitmap_empty_p): New.
6383 (bitmap_and, bitmap_and_into, bitmap_and_compl,
6384 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
6385 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
6387 (bitmap_ior_and_compl): Rename to ...
6388 (bitmap_ior_and_compl_into): ... here.
6389 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
6390 (bitmap_ior_and_compl): Rename to ...
6391 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
6393 (bitmap_union_of_diff): Use renamed bitmap functions.
6394 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
6395 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
6396 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
6397 * df.c (df_bb_rd_local_compute)
6398 * flow.c (calculate_global_regs_live,
6399 init_propagate_block_info): Likewise.
6400 * ifcvt.c (find_if_case_1, find_if_case_2,
6401 dead_or_predicable): Likewise.
6402 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
6403 reset_conflicts, conflicts_between_webs): Likewise.
6404 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
6405 detect_web_parts_to_rebuild): Likewise.
6406 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
6407 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
6408 * tree-sra.c (decide_instantiations): Likewise.
6409 * tree-ssa-alias.c (create_name_tags,
6410 merge_pointed_to_info): Likewise.
6411 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6412 * tree-ssa-loop-im.c (move_computations): Likewise.
6413 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
6414 * tree-ssa-pre.c (fini_pre): Likewise.
6415 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
6416 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
6417 * tree-vectorizer.c (vectorize_loops): Likewise.
6419 2004-10-29 Nick Clifton <nickc@redhat.com>
6421 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
6422 adding the PIC register to the fixed_regs array, also add it
6423 to the call_used_regs array.
6425 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6427 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
6428 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
6430 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
6432 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
6433 (rewrite_blocks): Modify argument, and use it to decide which
6435 (rewrite_def_def_chains): Call rewrite_blocks with true here.
6436 (rewrite_into_ssa): and call it with false here.
6438 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
6440 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
6441 triggers into gcc_assert.
6443 2004-10-28 Diego Novillo <dnovillo@redhat.com>
6445 PR tree-optimization/16728
6446 * tree-flow.h (get_ptr_info): Declare.
6447 * tree-ssa-alias.c (get_ptr_info): Make extern.
6448 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
6451 2004-10-28 Stan Shebs <shebs@apple.com>
6453 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
6454 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
6457 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
6459 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
6460 prevent their later unnecessary registration.
6461 (mf_build_check_statement_for): Remove "addr" argument, and
6462 related "__mf_value" generated code. Update callers.
6463 (mf_decl_eligible_p): New function, factored from mx_register_decls.
6464 (mx_register_decls): Call it.
6465 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
6466 to restore support for complex nested expressions.
6467 (mudflap_enqueue_decl): Simplify. Move registration call emission
6469 (mudflap_finish_file): ... to here.
6470 (mudflap_enqueue_constant): Remove dump code.
6472 2004-10-28 Zack Weinberg <zack@codesourcery.com>
6475 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
6476 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
6477 (dbxout_finish_complex_stabs): Update to match.
6478 (dbxout_symbol_location): Call emit_pending_bincls_if_required
6479 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
6480 dbxout_begin_complex_stabs_noforcetext.
6481 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
6482 N_GSYM, using new SYM parameter. Correct logic for special
6485 * varasm.c (function_section): If DECL is NULL_TREE, don't try
6486 to do anything else. Do not call get_insns if cfun or
6487 cfun->emit are NULL.
6489 2004-10-28 Adam Nemet <anemet@lnxw.com>
6492 * c-typeck.c (c_mark_addressable): Issue error if address of a
6493 register variable is taken. Use "%qD" to print DECL_NAME.
6495 2004-10-28 Diego Novillo <dnovillo@redhat.com>
6497 * opts.c (decode_options): Don't run PRE at -Os.
6499 2004-10-28 Richard Henderson <rth@redhat.com>
6501 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
6502 zero in the conditional.
6503 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
6505 2004-10-28 Richard Henderson <rth@redhat.com>
6507 * cse.c (memory_extend_rtx): Remove.
6508 (cse_main): Don't set it.
6509 (cse_insn): Use a local buffer instead.
6511 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
6513 * profile.c (branch_prob): Call to init_edge_profiler added.
6514 * rtl-profile.c (rtl_init_edge_profiler): New function.
6515 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
6516 call to safe_insert_insn_on_edge.
6517 (rtl_profile_hooks): rtl_init_edge_profiler added.
6518 * tree-profile.c (tree_init_edge_profiler): New function.
6519 (tree_profile_hooks): tree_init_edge_profiler added.
6520 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
6522 2004-10-28 Nick Clifton <nickc@redhat.com>
6524 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
6525 emit_jump_insn() to generate the return instruction.
6527 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6529 * tree-phinodes.c: Remove trailing whitespace.
6531 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6533 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6534 * doc/invoke.texi: Fix a typo.
6536 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6538 * Makefile.in (OBJS-common): Remove duplicates.
6540 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6542 * lambda-code.c (nestify_update_pending_stmts): Remove.
6543 (perfect_nestify): Use flush_pending_stmts instead of
6544 nestify_update_pending_stmts.
6545 * tree-cfg.c (tree_make_forwarder_block): Use
6546 flush_pending_stmts.
6547 * tree-flow.h: Add a prototype for flush_pending_stmts.
6548 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
6549 Use flush_pending_stmts.
6550 (lv_update_pending_stmts): Remove.
6551 (tree_ssa_loop_version): Use flush_pending_stmts instead of
6552 lv_update_pending_stmts.
6553 * tree-ssa.c (flush_pending_stmts): New.
6555 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
6558 * final.c (alter_subreg): Compute correct offset to use with
6559 paradoxical SUBREGs of memory operands.
6560 * recog.c (general_operand): Allow paradoxical SUBREGs of
6561 memory operands after reload.
6562 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
6563 has failed when passed a hard register.
6565 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
6567 * function.c (assign_parm_setup_block): Handle parallels correctly.
6569 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
6571 * final.c (shorten_branches): Initialize flags structure.
6573 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
6575 * tree.c (int_cst_node, int_cst_hash_table): New variables.
6576 (init_ttree): Initialize them.
6577 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
6578 (build_int_cst_wide): Use hash table for oversized integers.
6580 2004-10-28 Nick Clifton <nickc@redhat.com>
6582 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
6585 2004-10-27 Richard Henderson <rth@redhat.com>
6588 * expr.c (emit_group_load): Don't go force temporary for memory
6590 (emit_group_store): Similarly.
6592 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
6595 * common.opt (--param): Fix spelling of parameter.
6597 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
6600 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
6601 Don't fold statement.
6602 <case ASM_EXPR>: Fold the statement.
6604 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6606 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
6607 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
6609 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
6611 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
6612 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
6613 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
6614 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
6616 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
6618 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
6619 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
6620 punctuation outside quotes.
6622 2004-10-27 David Mosberger <davidm@hpl.hp.com>
6623 James E Wilson <wilson@specifixinc.com>
6626 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
6627 sibcall alloc instruction.
6628 (process_set): Handle sibcall alloc instruction.
6630 2004-10-27 Geoffrey Keating <geoffk@apple.com>
6632 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
6633 SUBTARGET_ATTRIBUTE_TABLE.
6634 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
6635 (SUBTARGET_ATTRIBUTE_TABLE): Define.
6636 * config/darwin.c (darwin_handle_weak_import_attribute): New.
6637 (HAVE_DEAD_STRIP): Delete.
6638 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
6639 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
6642 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
6644 * config/darwin.h (GTHREAD_USE_WEAK): Define.
6646 2004-10-28 Ben Elliston <bje@au.ibm.com>
6648 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
6649 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
6650 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
6651 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
6652 * tree-sra.c: Include "params.h".
6653 (decide_block_copy): Use new parameters.
6654 * doc/invoke.texi (Optimize Options): Document new SRA pass
6655 parameters sra-max-structure-size and sra-field-structure-ratio.
6657 2004-10-27 Nicolas Pitre <nico@cam.org>
6659 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
6661 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
6663 PR tree-optimization/18048
6664 * fold-const.c (try_move_mult_to_index): New function.
6665 (fold): Use try_move_mult_to_index.
6666 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
6667 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
6668 an all-ones unsigned constant without extra bits.
6669 * tree.c (build_low_bits_mask): New function.
6670 * tree.h (build_low_bits_mask): Declare.
6672 2004-10-27 David Edelsohn <edelsohn@gnu.org>
6675 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
6681 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6683 * tree-cfg.c (thread_jumps): Speed up by reordering the two
6684 conditions for entering basic blocks into worklist.
6686 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6688 * tree-cfg.c (thread_jumps): Speed up by pretending to have
6689 ENTRY_BLOCK_PTR in worklist.
6691 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6693 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
6694 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
6696 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
6698 Fix PR tree-optimization/17133
6700 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
6703 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
6704 (get_v_must_def_result_ptr): Modify for new structure of
6706 (get_v_must_def_kill_ptr): New.
6707 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
6708 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
6709 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
6710 (op_iter_init): Initialize new mustu members.
6711 (op_iter_next_mustdef): New function.
6712 (op_iter_init_mustdef): Ditto.
6714 * tree-flow.h (rewrite_def_def_chains): New function.
6716 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
6717 (ssa_mark_def_sites): Ditto.
6718 (rewrite_stmt): Ditto.
6719 (ssa_rewrite_stmt): Ditto.
6720 (rewrite_blocks): Factor out from rewrite_into_ssa.
6721 (mark_def_block_sites): Ditto.
6722 (rewrite_def_def_chains): New function, just rewrites def-def
6723 chains without phi node insertion.
6725 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
6727 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
6729 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
6730 they include the rhs now.
6732 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
6735 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
6737 (mark_really_necessary_kill_operand_phis): New function.
6738 (perform_tree_ssa_dce): Call it.
6739 (pass_dce): Add TODO_fix_def_def_chains.
6740 (pass_cd_dce): Ditto.
6742 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
6744 (rewrite_mem_refs): Ditto.
6746 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
6749 * tree-ssa-operands.c (allocate_v_may_def_optype):
6750 v_may_def_operand_type_t became v_def_use_operand_type_t.
6751 (allocate_v_must_def_optype) Ditto.
6752 (finalize_ssa_v_must_defs): Update for new operand type, as well
6753 as setting the use portion as well.
6754 (copy_virtual_operands): Copy the kill operand as well.
6755 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
6758 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
6759 v_def_use_operand_type.
6760 (v_must_def_optype_d): Use v_def_use_operand_type.
6761 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
6762 (V_MUST_DEF_KILL_*): New macros.
6763 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
6765 Rename existing must_i and num_v_must members to mustd_i and
6767 (SSA_OP_VMUSTDEFKILL): New flag.
6768 (SSA_OP_VIRTUAL_KILLS): New flag.
6769 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
6770 (SSA_OP_ALL_KILLS): New flag.
6771 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
6773 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
6775 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
6776 became V_MUST_DEF_RESULT.
6777 (rename_variables_in_bb): Rename kill pointer as well.
6779 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
6782 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
6784 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
6785 the block that needs it.
6787 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6789 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
6792 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6794 * c-lex.c (cb_def_pragma): Clean up code for making location
6795 palatable to diagnostic.c.
6797 2004-10-27 Steven Bosscher <stevenb@suse.de>
6799 PR tree-optimization/17757
6800 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
6801 without any PHI arguments left. Make sure the argument that
6802 we're supposed to remove exists at all.
6804 2004-10-27 Paul Brook <paul@codesourcery.com>
6806 * configure.ac: Don't test for [build] __cxa_atexit when building a
6808 * configure: Regenerate.
6810 2004-10-27 Paul Brook <paul@codeosurcery.com>
6812 * configure.ac: Use build_exeext not host_exeext when lookin for
6814 * configure: Regenerate.
6816 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
6818 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
6820 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
6821 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
6824 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
6825 to match -fprofile-use.
6827 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6829 * config/rs6000/rs6000.c: Fix a comment typo.
6831 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6833 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
6836 2004-10-27 Andreas Schwab <schwab@suse.de>
6838 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
6840 (default_stabs_asm_out_constructor): Likewise.
6842 2004-10-26 Geoffrey Keating <geoffk@apple.com>
6844 * builtins.c (fold_builtin_unordered_cmp): Always bring both
6845 operands to the same type.
6847 2004-10-26 James E Wilson <wilson@specifixinc.com>
6850 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
6852 2004-10-26 Zack Weinberg <zack@codesourcery.com>
6854 * dbxout.c: Include obstack.h.
6855 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
6857 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
6858 Default-define here.
6859 (DBX_CONTIN_LENGTH): Move definition with others.
6860 (DBX_FINISH_STABS): New target macro.
6861 (current_sym_code, current_sym_value, current_sym_addr)
6862 (current_sym_nchars, CHARS, dbxout_continue)
6863 (print_int_cst_octal, print_octal, print_wide_int)
6864 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
6865 (stabstr_ob, stabstr_last_contin_point): New variables.
6866 (NUMBER_FMT_LOOP): New improper macro.
6867 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
6868 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
6869 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
6870 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
6871 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
6872 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
6873 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
6874 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
6875 New functions and/or proper function-like macros.
6876 (CONTIN): Use stabstr_continue, unconditionally.
6877 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
6878 (dbxout_init): Initialize stabstr_ob. Check
6879 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
6880 if it was used. Use the new interfaces.
6881 (dbxout_source_file): Remove file argument; always write to
6882 asm_out_file. Use the new interfaces.
6883 (dbxout_type_method_1): Remove second argument which is always
6884 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
6885 (dbxout_type_methods): Remove write-only variables. Use the
6887 (dbxout_parms): Refactor to remove code duplicated in each of
6888 several successive if-else-if blocks. Use the new interfaces.
6889 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
6890 (dbxout_source_line, dbxout_finish, dbxout_type_index)
6891 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
6892 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
6893 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
6894 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
6895 Use the new interfaces.
6896 * Makefile.in (dbxout.o): Update dependencies.
6898 * defaults.h: Don't define ASM_STABD_OP.
6899 * output.h: Prototype new dbxout_* interfaces.
6900 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
6901 * varasm.c: Don't define ASM_STABS_OP.
6902 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
6903 Use the new dbxout.c interfaces. Call sorry if neither
6904 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
6906 * xcoffout.h: Don't define ASM_STABS_OP.
6907 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
6908 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
6909 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
6910 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
6911 do { ... } while (0) idiom.
6913 * config/alpha/alpha.c (num_source_filenames): Export.
6914 * config/alpha/alpha.h (num_source_filenames): Declare.
6915 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6916 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
6917 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6918 Always use .debugsym. Update commentary.
6919 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6920 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
6921 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
6923 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
6924 (macho_branch_islands): Use new interfaces.
6926 * doc/tm.texi: Update.
6928 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6930 * expr.c (emit_group_store): Do not treat floats as BLKmode.
6931 (emit_group_load): Same.
6933 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
6935 * c-parse.in (datadef): Use pedwarn rather than error and warning
6936 for diagnostic in case of no declaration specifiers.
6938 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
6941 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
6942 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
6943 can be used to work around this.
6945 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6947 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
6950 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6952 * stmt.c (expand_case): Update a comment.
6954 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6956 * stmt.c (expand_case): Put an assertion that index_expr is
6957 never INTEGER_CST. Don't special case for constant
6960 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
6963 * c-parse.in (designator): Finish with a semi-colon.
6965 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
6967 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
6970 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6972 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
6973 a default case only.
6975 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6977 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
6979 (spe_build_register_parallel): New.
6980 (rs6000_spe_function_arg): Handle e500 doubles.
6981 (function_arg): Same.
6982 (spe_func_has_64bit_regs_p): Same.
6983 (rs6000_function_value): Same.
6984 (rs6000_libcall_value): Same.
6985 (legitimate_lo_sum_address_p): Return false for e500 doubles.
6987 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
6989 (DATA_ALIGNMENT): Same.
6990 (CANNOT_CHANGE_MODE_CLASS): Same.
6992 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6994 * expr.c (emit_group_load): Handle floats.
6995 (emit_group_store): Same.
6997 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
6999 * c-lex.c (get_nonpadding_token): Remove.
7000 (c_lex_with_flags): Push timevar and eat padding here. Improve
7001 stray token diagnostic.
7002 (lex_string): Replace logic with switch statement, eat padding
7005 2004-10-26 Geoffrey Keating <geoffk@apple.com>
7008 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
7010 2004-10-25 Geoffrey Keating <geoffk@apple.com>
7012 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
7014 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
7015 (ASM_MAKE_LABEL_LINKONCE): Delete.
7016 (ASM_WEAKEN_DECL): New.
7017 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
7018 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7019 (TEXT_SECTION_ASM_OP): Add a tab.
7020 (DATA_SECTION_ASM_OP): Likewise.
7021 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
7022 data_section on every section change.
7023 (EXTRA_SECTIONS): Add a bunch of new extra sections.
7024 (EXTRA_SECTION_FUNCTIONS): Likewise.
7025 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7026 (JCR_SECTION_NAME): Define.
7027 (TARGET_SECTION_TYPE_FLAGS): Don't define.
7028 * config/darwin.c (darwin_encode_section_info): A symbol is defined
7029 in this file if it is not weak.
7030 (textcoal_section): Delete.
7031 (datacoal_section): Delete.
7032 (darwin_make_decl_one_only): Delete.
7033 (machopic_select_section): Handle functions.
7034 (darwin_asm_named_section): Add a tab.
7035 (darwin_section_type_flags): Delete.
7036 (darwin_unique_section): Delete contents.
7037 (darwin_emit_unwind_label): Add a tab. Make decls weak if
7039 * config/darwin-protos.h (darwin_section_type_flags): Delete.
7040 (darwin_make_decl_one_only): Delete.
7041 (text_coal_section): New.
7042 (text_unlikely_section): New.
7043 (text_unlikely_coal_section): New.
7044 (const_coal_section): New.
7045 (data_coal_section): New.
7046 (const_data_coal_section): New.
7047 * varasm.c (function_section): Honour
7048 USE_SELECT_SECTION_FOR_FUNCTIONS.
7049 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
7050 TARGET_USES_WEAK_UNWIND_INFO is in effect.
7051 * dbxout.c (dbxout_source_file): Don't change sections while
7052 a function is being output.
7054 2004-10-25 David Ayers <d.ayers@inode.at>
7056 * c-common.h: Remove RID_ID.
7057 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
7058 (typespec_reserved_attr): Add rule for TYPENAME
7059 non_empty_protocolrefs.
7060 (yylexname): Remove special handling of RID_ID.
7062 2004-10-25 James E Wilson <wilson@specifixinc.com>
7064 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
7066 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
7069 * c-parse.in (array_designator): New.
7070 (designator): Use it.
7071 (initelt): Only permit array_designator without '=', not ".foo".
7073 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
7074 * gcc/Makefile.in: removed ggc for cgraphunit.
7075 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
7076 * gcc/cgraph.h: removed static var analysis data structures and calls.
7078 cgraph_mark_local_and_external_functions:changed name to
7079 cgraph_mark_local_functions
7080 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
7081 cgraph_reset_static_var_maps,get_global_static_vars_info,
7082 get_global_statics_not_read,get_global_statics_not_written,searchc,
7083 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
7084 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
7085 scan_for_static_refs,cgraph_characterize_statics_local,
7086 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
7088 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
7089 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
7091 * gcc/tree-flow.h static_vars_info: removed
7092 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
7093 removed calls to static vars analysis.
7094 get_call_expr_operands: removed callee variable.
7096 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
7098 * cfg.c (unchecked_make_edge, redirect_edge_succ,
7099 redirect_edge_pred): Use VEC_safe_push instead of
7101 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7103 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
7105 * cfgloopmanip.c (loopify): Take two more arguments true_edge
7107 * cfgloop.h: Adjust the corresponding prototype.
7108 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
7109 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
7111 2004-10-25 Jakub Jelinek <jakub@redhat.com>
7113 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
7114 DECL_INCOMING_RTL is NULL.
7116 2004-10-25 Steven Bosscher <stevenb@suse.de>
7118 * timevar.def (TV_FIND_REFERENCED_VARS): New.
7119 * tree-dfa.c (pass_referenced_var): Use it.
7121 2004-10-25 Roger Sayle <roger@eyesopen.com>
7122 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7124 * cse.c: Change encoding of quantity numbers to avoid undefined
7125 pointer arithmetic on qty_table.
7126 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
7127 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
7128 (new_basic_block): Assign "real" quantity numbers from zero.
7129 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
7130 REG_QTY to its unique negative value.
7131 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
7132 (cse_main): Don't include max_reg when determining max_qty.
7133 (cse_basic_block): Avoid subtracting a large offset from qty_table,
7134 which causes undefined C99 behaviour. Only allocate needed memory.
7136 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
7138 * stmt.c (expand_case): Remove an obsolete comment.
7140 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
7143 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
7144 layout_type as it is already done by build_array_type.
7145 * tree.c (build_array_type): Layout the type even
7147 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
7149 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
7151 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
7153 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
7154 with wider-than-32-bit HOST_WIDE_INTs.
7156 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
7158 * config/mips/mips.c(mips_output_filename): Remove unused
7159 array ltext_label_name
7161 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
7163 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
7165 2004-10-25 Ben Elliston <bje@au.ibm.com>
7167 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
7169 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
7171 * predict.c (predict_loops): Call scev_finalize instead of
7174 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
7176 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
7177 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
7178 config/sh/ushmedia.h, config/sparc/elf.h,
7179 config/sparc/sp64-elf.h: Update copyright.
7181 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
7183 * stmt.c (expand_case): Handle the default label outside of
7184 the for loop. Remove code to handle a missing default label.
7186 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
7188 * dbxout.c (dbxout_function_decl): Don't use
7189 DBX_OUTPUT_FUNCTION_END.
7190 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
7191 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
7193 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
7196 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
7198 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
7200 * tree-ssa-dom.c (record_equality): Use loop depth to determine
7201 which way to record the equality as well.
7202 (loop_depth_of_name): New function.
7204 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
7207 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
7208 through the operand if it is a useless type conversion.
7210 2004-10-23 Ben Elliston <bje@au.ibm.com>
7212 * cfg.c (remove_edge): Use VEC_unordered_remove.
7213 (redirect_edge_succ): Likewise.
7214 (redirect_edge_pred): Likewise.
7215 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7217 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7219 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
7222 2004-10-22 Eric Christopher <echristo@redhat.com>
7224 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
7227 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
7229 * config/rs6000/spe.md (spe_extendsfdf2): New.
7230 (movdf_e500_double): New.
7231 (spe_truncdfsf2): New.
7238 (spe_floatsidf2): New.
7239 (spe_floatunssidf2): New.
7240 (fix_truncdfsi2): New.
7241 (spe_fixuns_truncdfsi2): New.
7243 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
7244 (fpr_truncdfsf2): New.
7245 (negdf2): Change to expander.
7247 (fpr_nabsdf2): Name pattern.
7248 (adddf3): Change to expander.
7250 (subdf3): Change to expander.
7252 (muldf3): Change to expander.
7254 (divdf3): Change to expander.
7256 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
7257 (cmpdf): Allow for TARGET_E500_DOUBLE.
7259 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7261 * c-semantics.c (re_push_stmt_list): Remove.
7262 * c-common.h: Remove the corresponding prototype.
7264 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7266 * stmt.c (asm_op_is_mem_input): Remove.
7267 * tree.h: Remove the corresponding prototype.
7269 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7271 * tree-gimple.c (is_gimple_constructor_elt): Remove.
7272 * tree-gimple.h: Remove the corresponding prototype.
7274 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7276 * varasm.c (get_pool_mode_for_function, get_pool_offset):
7278 * rtl.h: Remove the corresponding prototypes.
7280 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7282 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
7283 edge information when we commit ourselves to threading a
7286 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7288 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
7289 into worklist instead of their indexes.
7291 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7293 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
7294 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
7295 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
7296 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
7297 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
7298 tree-scalar-evolution.c, tree-ssa-dom.c,
7299 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
7300 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
7301 tree-vectorizer.c, vec.h: Fix comment formatting.
7303 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7305 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
7306 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
7308 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7310 * config/ptx4.h, config/mcore/mcore-pe.h,
7311 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
7313 2004-10-22 Peter Barada <peter@the-baradas.com>
7315 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
7316 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
7317 renaming of non-live registers in interrupt functions.
7318 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
7320 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
7322 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
7323 Use integer for loop counter.
7324 (num_ending_zeros): New function.
7325 (number_of_iterations_cond): Use num_ending_zeros.
7327 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
7329 * config.gcc: Add support for --enable-e500_double.
7331 * config/rs6000/e500-double.h: New file.
7333 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
7336 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
7339 * config/rs6000/linuxspe.h: Same.
7341 * doc/invoke.texi (Option Summary): Document new options for
7343 (RS/6000 and PowerPC Options): Same.
7345 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
7347 (rs6000_override_options): Use it. Use
7348 SUB3TARGET_OVERRIDE_OPTIONS.
7349 Add 8548 to processor_target_table.
7350 (rs6000_legitimate_address): Handle e500 doubles.
7351 (rs6000_legitimize_address): Same.
7352 (rs6000_legitimize_reload_address): Same.
7353 (rs6000_hard_regno_nregs): Same.
7354 (spe_func_has_64bit_regs_p): Same.
7355 (emit_frame_save): Same.
7356 (gen_frame_mem_offset): Same.
7357 (rs6000_dwarf_register_span): Same.
7358 (rs6000_generate_compare): Same.
7359 (easy_fp_constant): Same.
7360 (legitimate_offset_address_p): Same.
7362 * config/rs6000/spe.md: (cmdfeq_gpr): New.
7371 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7373 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
7375 2004-10-21 Zack Weinberg <zack@codesourcery.com>
7377 * dbxout.c: Remove unnecessary #undefs.
7378 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
7379 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
7380 definition into use sites.
7381 (cwd): Make local to dbxout_init.
7382 (dbxout_init): Restructure cwd-using logic for clarity. Use
7384 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
7385 STABS_GCC_MARKER folded in here.
7386 * system.h: Poison now-unused macros.
7387 * doc/tm.texi: Remove documentation of now-unused macros.
7389 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
7392 * c-opts.c (push_command_line_include): Use the current file
7393 name instead of the main one.
7395 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
7398 * tree.c (staticp): A CONST_DECL has static storage if either
7399 TREE_STATIC or DECL_EXTERNAL is set.
7400 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
7403 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7405 * expr.c (store_expr): Remove dont_store_target.
7407 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7409 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
7411 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7413 * tree-cfg.c (thread_jumps): Move a part of it to ...
7414 (thread_jumps_from_bb): ... here.
7416 2004-10-21 David Edelsohn <edelsohn@gnu.org>
7418 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
7419 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
7421 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7423 * expr.c (store_expr): Clean up by renaming want_value to
7426 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
7428 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
7431 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
7434 * expmed.c (store_bit_field): Pass original 'value' before
7437 2004-10-21 Nicolas Pitre <nico@cam.org>
7439 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
7440 * config/arm/ieee754-df.S: Ditto.
7442 2004-10-20 Zack Weinberg <zack@codesourcery.com>
7444 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
7445 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
7447 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
7448 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
7449 an internal label and an N_SLINE .stabn whose value is the
7450 difference between that label and the function entry label.
7451 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
7452 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
7453 label and an N_SO stab with an empty string referring to it.
7454 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
7455 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
7456 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
7457 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
7458 macro is never defined.
7459 * sdbout.c (sdbout_source_line_counter): Delete.
7460 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
7461 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
7463 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
7465 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
7466 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
7467 definitions (identical to default).
7468 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
7469 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
7470 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
7471 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
7472 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
7473 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
7474 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
7475 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
7476 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
7477 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
7478 (sym_lineno): Delete.
7479 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
7480 now-unused variable.
7481 (alpha_output_lineno): Delete.
7482 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
7483 * config/mips/mips.c (mips_output_filename): Don't use
7484 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
7485 (mips_output_lineno): Delete.
7486 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
7487 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
7488 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
7489 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
7490 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
7491 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
7492 * config/mmix/mmix.h: Likewise.
7493 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
7494 * config/mmix/mmix-protos.h: Don't prototype it.
7495 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
7496 no need to #undef ASM_OUTPUT_SOURCE_LINE.
7497 * config/arm/aout.h: Remove RISCiX-specific definition of
7498 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
7499 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
7500 ASM_OUTPUT_SOURCE_LINE.
7501 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
7502 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
7503 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
7505 * doc/tm.texi: Update.
7507 2004-10-20 Richard Henderson <rth@redhat.com>
7509 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
7511 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
7513 * configure.ac: Revert my previous patch.
7514 * configure: Regenerate.
7516 2004-10-20 Ben Elliston <bje@au.ibm.com>
7518 * config/rs6000/rs6000.c
7519 (rs6000_va_start): Use build_va_arg_indirect_ref.
7520 (rs6000_gimplify_va_arg): Likewise.
7522 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
7525 * configure.ac: Declare AM_LANGINFO_CODESET.
7526 * aclocal.m4: Define AM_LANGINFO_CODESET.
7527 * configure, config.in: Rebuilt.
7529 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7531 * expr.c (store_expr): Remove code that is run when
7532 want_value & 1 is nonzero.
7534 2004-10-20 Mark Mitchell <mark@codesourcery.com>
7536 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
7537 from function pointer to void *.
7539 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
7542 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
7543 the frame pointer adjustment when exception handling is enabled.
7545 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7547 * stor-layout.c: Fix a comment typo.
7549 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7551 * expr.c (store_field): Remove two arguments value_mode and
7553 (expand_assignment, store_constructor_field,
7554 expand_expr_real_1): Adjust calls to store_field.
7556 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
7558 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
7561 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
7562 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
7563 base and index register for loads.
7565 * config/arc/t-arc: Fix multilib handling.
7567 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
7569 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
7570 don't inspect BLOCK_FOR_INSN for barriers.
7571 * emit-rtl.c (emit_barrier_before): Revert last change.
7572 (emit_barrier_after, emit_barrier): Ditto.
7574 * doc/extend.texi (Extended Asm): Warn and provide example
7575 solution for using a call-clobbered asm register.
7576 (Local Reg Vars): Similar. Cross-reference example.
7578 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
7580 * tree-cfg.c (group_case_labels): Look at the second to last
7581 case statement for combing with the default case.
7583 2004-10-19 Richard Hendeson <rth@redhat.com>
7586 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
7588 2004-10-19 Richard Hendeson <rth@redhat.com>
7590 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
7591 succeeds, only expand the result.
7593 2004-10-19 Richard Hendeson <rth@redhat.com>
7596 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
7599 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7601 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
7604 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7606 * expr.c (expand_assignment): Remove the last argument.
7607 Change the return type to void.
7608 * expr.h: Update the prototype of expand_assignment.
7609 * function.c (assign_parm_setup_reg): Update a call to
7611 * stmt.c (expand_asm_expr): Likewise.
7613 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7615 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
7616 unnecessary assignments to temp. Return const0_rtx.
7618 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
7620 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
7622 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
7624 * configure.ac (powerpc-*-darwin*): Require assembler to support
7626 * configure: Regenerate.
7628 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7630 * reload1.c (ior_hard_reg_set): Remove.
7631 (finish_spills): Use IOR_HARD_REG_SET instead of
7634 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7636 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
7637 the currently visited word to right.
7639 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7642 * expmed.c (expand_smod_pow2): Handle modes whose size
7643 is greater than that of HOST_WIDE_INT.
7645 2004-10-18 Ziemowit Laski <zlaski@apple.com>
7647 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
7649 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7650 Roger Sayle <roger@eyesopen.com>
7653 * dojump.c (discard_pending_stack_adjust): New function.
7654 (clear_pending_stack_adjust): Call it.
7655 * expr.h (discard_pending_stack_adjust): Declare it.
7656 * explow.c (emit_stack_save): Emit pending stack adjustments
7657 before saving the stack pointer.
7658 (emit_stack_restore): Discard pending stack adjustments before
7659 restoring the stack pointer.
7661 2004-10-18 Richard Henderson <rth@redhat.com>
7663 * c-common.c (handle_mode_attribute): Allow scalar->vector
7666 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7668 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
7669 value to expand_assignment.
7671 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7673 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
7675 (thread_jumps): Iterate until no new forwarder block arises.
7677 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7679 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
7680 (thread_jumps): Use forwardable as cache of
7681 tree_forwarder_block_p throughout the function.
7683 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
7685 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
7687 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
7691 * tree-cfg.c (remove_bb): If we have a label expression in the
7692 basic block and the label we have taken the address, move the
7693 label expression to the basic block which is previous in the
7695 (tree_verify_flow_info): Fix printing out the label name of the
7696 problematic label expression.
7698 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
7700 PR rtl-optimization/18002
7701 * simplify-rtx.c (mode_signbit_p): Externalize function...
7702 * rtl.h (mode_signbit_p): ... to here.
7703 * combine.c (simplify_shift_const): Recognize PLUS signbit as
7704 canonical form of XOR signbit and move to outer op.
7706 2004-10-18 Diego Novillo <dnovillo@redhat.com>
7708 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
7710 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
7711 Don't call fold_stmt more than once, use bsi_replace.
7713 2004-10-18 Diego Novillo <dnovillo@redhat.com>
7715 PR tree-optimization/17656
7716 * tree-ssa.c (replace_immediate_uses): When replacing a
7717 constant, if the call to fold_stmt produced a different
7718 statement, get an appropriate statement pointer by scanning
7721 2004-10-18 Richard Henderson <rth@redhat.com>
7723 * pointer-set.c (hash1): Don't use libm functions in fallback case.
7725 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
7728 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
7729 (stage1-start): Remove and copy libunwind.a and
7730 libunwind*$(SHLIB_EXT) instead of libunwind*.
7731 (stage2-start): Likewise.
7732 (stage3-start): Likewise.
7733 (stage4-start): Likewise.
7734 (stageprofile-start): Likewise.
7735 (stagefeedback-start): Likewise.
7737 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
7738 the shared library to be created and don't remove the existing
7740 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
7741 * config/i386/t-nwld (SHLIB_LINK): Likewise.
7742 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
7743 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
7744 * config/sh/t-linux (SHLIB_LINK): Likewise.
7745 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
7746 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
7747 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
7748 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
7750 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
7753 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7755 * basic-block.h (reg_set_iterator): New.
7756 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
7757 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
7758 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
7759 * caller-save.c (save_call_clobbered_regs): Adjust to the new
7761 * cfgcleanup.c (thread_jump): Likewise.
7762 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
7763 * conflict.c (conflict_graph_compute): Likewise.
7764 * flow.c (verify_local_live_at_start, update_life_info,
7765 initialize_uninitialized_subregs, propagate_one_insn,
7766 init_propagate_block_info, free_propagate_block_info,
7767 propagate_block, dump_regset): Likewise.
7768 * global.c (global_conflicts): Likewise.
7769 * graph.c (start_bb): Likewise.
7770 * local-alloc.c (update_equiv_regs): Likewise.
7771 * loop.c (load_mems): Likewise.
7772 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
7773 find_reg, finish_spills): Likewise.
7774 * resource.c (mark_target_live_regs): Likewise.
7775 * sched-deps.c (sched_analyze_insn): Likewise.
7776 * sched-rgn.c (sched-rgn.c): Likewise.
7777 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
7779 2004-10-18 Jakub Jelinek <jakub@redhat.com>
7781 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
7782 operand 1 instead of 2
7784 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7786 * loop-unroll.c: Fix comment typos.
7788 2004-10-18 Revital Eres <eres@il.ibm.com>
7790 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
7791 * loop-unroll.c: Include varray.h.
7792 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
7793 opt_info and expand it to support variable expansion.
7794 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
7795 expand it to support variable expansion.
7796 (pt_info_start_duplication): Rename si_info_start_duplication.
7797 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
7798 to the variable expansion optimization.
7799 (free_opt_info): Rename free_si_info.
7800 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
7801 expand_var_during_unrolling, insert_var_expansion_initialization,
7802 combine_var_copies_in_loop_exit, release_var_copies,
7803 get_expansion): New functions.
7804 (peel_loop_completely, unroll_loop_constant_iterations,
7805 unroll_loop_runtime_iterations, peel_loop_simple,
7806 unroll_loop_stupid): Change uses of struct si_info
7808 and add uses of fvariable-expansion-in-unroller flag.
7809 * params.def: Add parameter to restrict the number of expansions.
7810 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
7811 the number of expansions.
7812 * common.opt: (fvariable-expansion-in-unroller): New flag.
7813 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
7815 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
7817 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
7818 __GXX_MERGED_TYPEINFO_NAMES to 0.
7820 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
7822 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
7823 handle barriers in a bb by checking that it points to a NULL bb.
7824 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
7825 (emit_barrier_after, emit_barrier): Ditto.
7827 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
7829 * doc/extend.texi (Attribute Syntax): Clarify details of
7830 attributes on parameters.
7832 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
7834 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
7837 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7840 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7842 * c-typeck.c (default_function_array_conversion): Always create
7843 &a[0] for array types.
7844 (build_unary_op): Do not fold &a[x] into a + x.
7846 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7849 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
7850 block if there is a goto with a locus.
7852 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
7854 * config/elfos.h, config/gofast.h, config/interix.h,
7855 config/netbsd.h, config/svr3.h, config/vxworks.h,
7856 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
7857 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7858 config/alpha/netbsd.h, config/arm/arm-modes.def,
7859 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
7860 config/cris/aout.h, config/frv/frv-modes.def,
7861 config/i386/beos-elf.h, config/i386/gas.h,
7862 config/i386/i386-coff.h, config/i386/i386-modes.def,
7863 config/i386/linux.h, config/i386/linux64.h,
7864 config/i386/mingw32.h, config/i386/netbsd-elf.h,
7865 config/i386/netbsd64.h, config/i386/sco5.h,
7866 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
7867 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
7868 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
7869 config/mips/mips-modes.def, config/mips/sdb.h,
7870 config/mips/vr.h, config/mips/vxworks.h,
7871 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7872 config/pa/pa32-linux.h, config/rs6000/40x.md,
7873 config/rs6000/7450.md, config/rs6000/8540.md,
7874 config/rs6000/linuxspe.h, config/rs6000/power4.md,
7875 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
7876 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
7877 config/s390/s390-modes.def, config/sh/elf.h,
7878 config/sh/sh-modes.def, config/sh/sh64.h,
7879 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
7880 config/stormy16/stormy16.md, config/v850/v850-protos.h,
7881 config/vax/vax.md: Update copyright.
7883 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
7885 * expr.c (expand_expr_real_1): Remove an obsolete comment.
7887 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7889 * c-typeck.c (default_function_array_conversion): Always create
7890 &a[0] for array types.
7891 (build_unary_op): Do not fold &a[x] into a + x.
7893 2004-10-17 Jakub Jelinek <jakub@redhat.com>
7895 * pointer-set.c (hash1): Use integer part of 2^64 / phi
7896 instead 2^32 / phi if long is 64-bit.
7898 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
7900 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
7902 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
7904 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
7905 __ptrextent__, __ptrvalue and __ptrvalue__.
7906 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
7909 2004-10-16 Dale Johannesen <dalej@apple.com>
7911 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
7913 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7915 PR tree-optimization/17766
7916 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
7917 (dom_info_available_p): Declare.
7918 * cfghooks.c (split_block, make_forwarder_block): Use
7919 dom_info_available_p.
7920 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
7921 free_dominance_info, verify_dominators): Ditto.
7922 (dom_info_available_p): New function.
7923 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
7924 (thread_jumps): Use dom_info_available_p.
7925 * tree-complex.c (expand_complex_div_wide): Ditto.
7926 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7928 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7930 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
7931 (find_best_candidate): Take also important candidates into account.
7932 (find_optimal_iv_set): Initialize important_candidates bitmap.
7934 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7936 PR tree-optimization/17560
7937 * predict.c (tree_estimate_probability): Mark irreducible
7940 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7942 PR rtl-optimization/17723
7943 * cfgcleanup.c (merge_memattrs): Handle case when
7944 MEM_SIZE == NULL_RTX.
7946 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
7948 * toplev.c (dump_file_name): Change type to be const.
7950 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
7952 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
7953 non_lvalue to stop something being a null pointer constant.
7955 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
7957 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
7958 available for TARGET_FPRS.
7959 (FUNCTION_VALUE_REGNO_P): Same.
7961 2004-10-15 Geoffrey Keating <geoffk@apple.com>
7963 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7964 -maltivec in same style as other ISA options.
7966 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
7968 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
7971 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
7973 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
7974 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
7975 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
7976 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
7977 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
7978 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
7979 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
7980 predict.def, predict.h, protoize.c, reload.h, resource.h,
7981 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
7982 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
7983 unwind-sjlj.c, value-prof.h: Update copyright.
7985 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
7987 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
7989 2004-10-15 Diego Novillo <dnovillo@redhat.com>
7991 * tree-optimize.c (execute_one_pass): Stop timer right after
7994 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7997 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8000 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
8001 (remove_useless_stmts_1): Fold trees we know how to fold.
8003 2004-10-14 David Edelsohn <edelsohn@gnu.org>
8005 * configure.ac: Add .machine power4 directive when testing for
8007 * configure: Regenerate.
8009 2004-10-14 Geoffrey Keating <geoffk@apple.com>
8011 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
8013 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8015 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
8018 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
8020 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
8021 for 'f' if !TARGET_FPRS.
8023 2004-10-14 Richard Henderson <rth@redhat.com>
8026 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
8028 2004-10-14 Richard Henderson <rth@redhat.com>
8031 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
8033 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
8034 instaed of current_function_decl non-null.
8036 2004-10-14 Matt Austern <austern@apple.com>
8038 * pointer-set.c: New file, special-purpose hash table.
8039 * pointer-set.h: New file.
8040 * tree.h (struct pointer_set_t): Declare as opaque type.
8041 (tree_walk): Last argument is pointer_set_t* now.
8042 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
8044 (walk_tree): Convert from htab_t to pointer_set_t for keeping
8045 track of which nodes have already been visited.
8046 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
8047 * cgraphunit.c (cgraph_create_edges): Likewise.
8048 (cgraph_characterize_statics_local): Likewise.
8049 * tree-dfa.c (collect_dfa_stats): Likewise.
8050 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
8052 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
8053 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
8054 of walk_subtrees is pointer_set_t* now.
8055 * Makefile.in (OBJS-common): add pointer-set.o
8056 (tree-inline.o): Depends on pointer-set.h
8057 (tree-dfa.o): Likewise
8058 (cgraphunit.o): Likewise
8060 2004-10-14 Geoffrey Keating <geoffk@apple.com>
8062 * config/rs6000/darwin.h (ASM_SPEC): Delete.
8063 (TARGET_ASM_FILE_START): Define.
8064 * config/darwin.h (ASM_SPEC): Define.
8065 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
8066 -mlong-double-128, it's the default. Update comment about reason
8067 for force_cpusubtype_ALL.
8068 * config/rs6000/darwin-vecsave.asm: Supply .machine.
8069 * config/rs6000/darwin-world.asm: Likewise.
8070 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
8071 (symbolic_operand): Delete #if 0ed code.
8073 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8075 * stmt.c (add_case_node): Make sure that we have integer
8076 constant before calling tree_int_cst_compare.
8078 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8082 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
8083 (remove_useless_stmts_1): Fold trees we know how to fold.
8085 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
8087 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
8088 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
8091 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
8093 * reload.c (find_reloads): When reloading a PLUS with constant
8094 operand, make sure the constant is pushed to the constant pool
8096 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
8097 reload bug workaround.
8098 (s390_expand_plus_operand): Likewise.
8100 2004-10-14 David Edelsohn <edelsohn@gnu.org>
8102 * opts.c (common_handle_option): Do not enable
8103 flag_speculative_prefetching for -fprofile-generate/use.
8105 2004-10-14 Devang Patel <dpatel@apple.com>
8108 * tree-if-conv.c (process_phi_nodes): Process latch block.
8109 (combine_blocks): Process latch block and update loop structure.
8111 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
8113 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
8114 (vect_update_ivs_after_vectorizer):
8115 (vect_transform_for_unknown_loop_bound):
8116 (tree_duplicate_loop_to_edge):
8117 (allocate_new_names):
8120 (rename_variables_in_bb):
8122 (rename_variables_in_loop):
8124 (update_phis_for_duplicate_loop):
8125 (update_phi_nodes_for_guard):
8126 (make_loop_iterate_ntimes):
8127 (tree_duplicate_loop_to_edge_cfg):
8129 (vect_analyze_loop_with_symbolic_num_of_iters):
8130 (verify_loop_for_duplication):
8131 (vect_gen_niters_for_prolog_loop):
8132 (vect_update_niters_after_peeling):
8133 (vect_update_inits_of_dr):
8134 (vect_update_inits_of_drs):
8135 (vect_build_loop_niters):
8136 (vect_do_peeling_for_alignment): New functions.
8137 (vect_transform_loop): Add unknown and known but indivisible loop
8138 bound support; add peeling for unalignment support.
8139 (vect_analyze_loop_form): Support symbolic number of iterations.
8140 (vect_transform_loop_bound): New input parameter.
8141 (vect_get_loop_niters): Change input parameter type.
8142 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
8143 (vectorizable_store): Allow unaligned access.
8144 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
8145 (vect_analyze_data_refs_alignment): Allowed one unaligned
8147 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
8149 (LOOP_VINFO_INT_NITERS): New macro.
8150 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
8151 (do_peeling_for_alignment):
8152 (unaligned_drs): New members of _loop_vec_info.
8153 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
8155 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
8157 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
8158 (struct tree_string): Remove "const" qualifier for "str".
8160 2004-10-14 Ira Rosen <irar@il.ibm.com>
8162 * tree-vectorizer.c (vect_analyze_data_refs): Call
8163 vect_get_base_and_bit_offset to get memory tag for array ref.
8164 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
8166 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
8168 * configure.ac: Use $LN_S for creating symlinks (not $LN).
8169 * configure: Regenerate.
8171 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8173 * doc/install.texi (*-*-solaris2*): Update with info about kernel
8174 patches to solve spurious testsuite failures.
8176 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
8178 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
8179 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
8180 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
8181 gcc_assert under ENABLE_CHECKING.
8182 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
8183 get_vectype_for_scalar_type).
8185 (vect_get_vec_def_for_operand): Remove redundant variables.
8186 (vect_transform_loop): Likewise.
8188 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
8190 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
8191 global for -mcaller-super-interworking.
8192 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
8193 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
8194 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
8195 not need a frame pointer.
8196 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
8197 the soft frame pointer offset.
8198 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
8199 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
8200 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
8201 the stack. Use frame_pointer_needed to choose between them.
8202 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
8203 (interwork_with_frame): New macro.
8204 (interwork): Add _interwork_{r7,r11}_call_via_rN().
8206 2004-10-14 Ben Elliston <bje@au.ibm.com>
8209 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
8210 up the filename looking for a previous directory separator.
8212 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
8214 * c-tree.h (enum c_typespec_kind, struct c_typespec,
8215 parser_xref_tag): New.
8216 (struct c_declspecs): Add tag_defined_p. Adjust definition of
8218 (declspecs_add_type): Adjust prototypes.
8219 * c-parse.in (%union): Add tstype.
8220 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
8221 typespec_reserved_attr, typespec_nonreserved_nonattr,
8222 structsp_attr, structsp_nonattr): Change to tstype. Update
8224 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
8225 (declspecs_add_type): Update to take struct c_typespec argument.
8226 Set tag_defined_p and typedef_p as appropriate.
8227 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
8228 Update to return struct c_typespec.
8229 (shadow_tag_warned): Don't let empty declarations with qualifiers
8230 or storage class specifiers redeclare a tag if a previous
8231 declaration is visible.
8233 2004-10-13 Richard Henderson <rth@redhat.com>
8236 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
8237 for DECL_INCOMING_RTL.
8239 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
8242 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
8243 trunc_int_for_mode for constants used in shortened mode.
8245 2004-10-13 Richard Henderson <rth@redhat.com>
8248 * c-common.c (handle_mode_attribute): Disallow mode changes that
8249 alter the CODE of the top-level type.
8251 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
8252 integer from internal limits macros.
8253 * config/i386/mm3dnow.h (__v2sf): Fix base type.
8255 2004-10-13 Richard Henderson <rth@redhat.com>
8258 * function.c (instantiate_decl): Recurse for CONCAT.
8260 2004-10-13 David Edelsohn <edelsohn@gnu.org>
8262 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
8265 (extzvdi_internal1): Add attribute "compare".
8266 (extzvdi_internal2): Same.
8268 2004-10-12 Tom Tromey <tromey@redhat.com>
8270 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
8272 2004-10-13 Dale Johannesen <dalej@apple.com>
8274 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
8276 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
8278 * toplev.c (compile_file): Call mudflap_finish_file from here ...
8279 * c-decl.c (c_write_global_declarations): ... instead of here ...
8280 * cp/decl.c (cp_finish_file): ... and here.
8281 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
8283 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
8285 * tree-ssa-dom.c (record_range): Free the element if we are not
8288 2004-10-13 Tom Tromey <tromey@redhat.com>
8291 * gcc.c (option_map): Added --extdirs and --encoding.
8293 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8296 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
8297 sparc_can_output_mi_thunk.
8298 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
8299 handling of vcall offset.
8300 (sparc_can_output_mi_thunk): New predicate.
8301 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
8302 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
8303 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
8305 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
8307 * config/sparc/sparc.md (movdi): Remove redundant test.
8309 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
8311 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
8312 TDF_IPA from -fdump-tree-*-all.
8314 2004-10-13 Paul Brook <paul@codesourcery.com>
8316 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
8317 * config/arm/arm.c (thumb_find_work_register): Update comments.
8318 (arm_load_pic_register): Add argument for scratch register.
8319 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
8320 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
8322 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
8324 * tree-data-ref.c: Fix comment typos.
8326 2004-10-13 Jakub Jelinek <jakub@redhat.com>
8327 Zdenek Dvorak <dvorakz@suse.cz>
8329 PR tree-optimization/17724
8330 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
8332 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
8334 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
8335 (altivec_builtin_mask_for_store): Likewise.
8336 (altivec_init_builtins): Use lang_hooks.builtin_function to
8337 create the decls for builtin_altivec_mask_for_load/store.
8339 2004-10-13 Nick Clifton <nickc@redhat.com>
8341 * config/c4x/c4x.c: Remove inclusion of loop.h.
8343 2004-10-12 Ben Elliston <bje@au.ibm.com>
8345 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
8346 (ei_container): New; renamed.
8347 (ei_start, ei_last): New macros.
8348 (ei_start_1, ei_last_1): Renamed from ei_start.
8349 (ei_last_1, ei_end_p): Use ei_container() where applicable.
8350 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
8351 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
8353 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
8355 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
8356 * cfgloop.c (initialize_loops_parallel_p): New.
8357 (flow_loops_find): Initialize the parallel_p field to true for all
8359 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
8360 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
8361 the size of the data accessed in the loop.
8362 (struct nb_iter_bound): Moved...
8363 * cfgloop.h (struct nb_iter_bound): ... here.
8364 (estimated_nb_iterations, parallel_p): New fields in struct loop.
8365 (record_estimate): Declare extern here.
8366 * tree-chrec.c: Fix comments.
8367 (nb_vars_in_chrec): New function.
8368 * tree-chrec.h (nb_vars_in_chrec): Declared here.
8369 * tree-data-ref.c: Don't include lambda.h, that is already included
8371 (tree_fold_divides_p): Don't check for integer_onep.
8372 (tree_fold_bezout): Removed.
8373 (gcd): New static duplicated function.
8374 (int_divides_p, dump_subscript): New.
8375 (dump_data_dependence_relation): Use dump_subscript.
8376 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
8377 estimate_niter_from_size_of_data): New.
8378 (analyze_array_indexes, analyze_array): Call
8379 estimate_niter_from_size_of_data during the detection of array
8380 references. Pass in a pointer to the statement that contains the
8382 (all_chrecs_equal_p): New.
8383 (compute_distance_vector): Renamed compute_subscript_distance.
8384 Deal with multivariate conflict functions.
8385 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
8386 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
8387 (non_affine_dependence_relation): New.
8388 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
8389 analyze_siv_subscript, analyze_miv_subscript,
8390 analyze_overlapping_iterations, subscript_dependence_tester):
8391 Initialize and return last_conflicts function.
8392 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
8393 compute_overlap_steps_for_affine_1_2): New.
8394 (analyze_siv_subscript_affine_cst): Removed.
8395 (analyze_subscript_affine_affine): Disprove dependences based on the
8396 iteration domains. Solve the univariate dependence case as before,
8397 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
8398 Implement the multivariate case of 2 versus 1 variables.
8399 (build_classic_dist_vector, build_classic_dir_vector): Implement some
8401 (find_data_references_in_loop): Compute and initialize
8402 loop->estimated_nb_iterations and loop->parallel_p.
8403 (analyze_all_data_dependences): Modify the debug dump order.
8404 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
8405 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
8406 (SUB_LAST_CONFLICT, subscript->last_conflict,
8407 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
8408 DDR_AFFINE_P, DDR_SIZE_VECT): New.
8409 (find_data_references_in_loop, initialize_data_dependence_relation,
8410 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
8412 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
8414 * configure: Regenerate.
8416 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
8419 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
8420 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
8421 and constant folding of floating point MULT_EXPR/PLUS_EXPR
8424 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
8426 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
8427 (s390_gimplify_va_arg): Likewise.
8429 2004-10-12 Daniel Jacobowitz <dan@debian.org>
8431 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
8432 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
8433 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
8434 * regclass.c (record_address_regs): Remove ifdef. Use
8435 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
8436 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
8438 (scan_rtx_address, replace_oldest_value_addr): Use
8439 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
8440 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
8441 unnecessary definitions.
8442 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
8443 and MODE_BASE_REG_REG_CLASS.
8444 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
8445 (MODE_BASE_REG_REG_CLASS): Define.
8446 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
8447 (REG_MODE_OK_FOR_REG_BASE_P): Define.
8448 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
8449 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
8451 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
8453 * tree-ssa-alias.c (verify_name_tags): New function.
8454 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
8455 (verify_alias_info): Call verify_name_tags.
8457 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
8459 PR rtl-optimization/17931
8460 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
8463 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
8465 * arm.c (arm_print_operand): Use output_operand_lossage where possible
8466 rather than aborting.
8468 2004-10-12 Paul Brook <paul@coudesourcery.com>
8470 * config.gcc: Add armv6{k,z,zk}
8471 * config/arm/arm-cores.def: Add arm1176 and mpcore.
8472 * config/arm/tune.md: Regenerate.
8473 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
8475 (all_architectures): Add armv6k, armv6z, armv6zk.
8476 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
8477 * doc/invoke.texi: Document new arch and cpu values.
8479 2004-10-12 Paul Brook <paul@coodesourcery.com>
8481 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
8484 2004-10-12 Paul Brook <paul@codesourcery.com>
8486 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
8487 Handle negative constants.
8489 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
8492 * c-typeck.c (convert_arguments): Return error_mark_node if there
8493 are too few arguments.
8494 (build_function_call): Handle error_mark_node return from
8497 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
8499 * configure.ac (symbolic_link): Replace with $LN_S.
8500 (Assembler/Linker): Hard link from gas and binutils trees.
8501 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
8502 * configure: Regenerate.
8504 2004-10-12 Paul Brook <paul@codesourcery.com>
8506 * configure.ac: Don't look for host assembler when building a canadian
8508 * configure: Regenerate.
8510 2004-10-11 Roger Sayle <roger@eyesopen.com>
8513 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
8514 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
8515 line options for "-lang-asm" and if found allow any of the C-family
8517 (c_common_handle_option): Remove last use of permit_fortran_options.
8519 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8521 * config/s390/s390.c (print_operand): Support 'S' format flag.
8522 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
8523 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
8524 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
8525 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
8526 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
8527 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
8528 ("*movstricthi"): Likewise.
8529 ("*load_multiple_di", "*load_multiple_si"): Likewise.
8530 ("*store_multiple_di", "*store_multiple_si"): Likewise.
8531 ("*sethiqisi", "*sethihisi"): Likewise.
8532 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
8533 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
8534 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
8535 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
8536 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
8538 ("*tmhi_full"): Fix incorrect op_type attribute.
8540 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
8541 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
8542 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
8543 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
8545 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
8548 * function.c (temp_slots_at_level): Fix typo which creates too
8549 many temp stack slots levels.
8551 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8553 * config/s390/s390.c (s390_trampoline_template): Generate shorter
8555 (s390_trampoline_instantiate): Adapt.
8556 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
8558 2004-10-11 Roger Sayle <roger@eyesopen.com>
8561 * stmt.c (add_case_node): Add additional type argument. Declare
8562 as static to match prototype. Convert the upper and lower bounds
8563 to the specified index type. Optimize away case ranges/values
8564 that are outside the index type's bounds. Truncate case ranges
8565 that span the index type's bounds.
8566 (expand_case): Avoid unnessary computation and memory allocation
8567 when index type is error_mark_node. Pass index_type as required
8568 by change to add_case_node API. No need to convert case range
8569 bounds to index_type, this is now done by add_case_node.
8571 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8573 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
8574 * config/s390/s390.c (s390_offset_p): New function.
8575 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
8576 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
8577 transform Q->Q alternatives to *clc pattern.
8579 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
8580 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
8581 to transform Q->Q alternatives to *mvc pattern.
8582 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
8583 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
8584 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
8585 transform Q->Q alternatives to *nc pattern.
8586 ("*nc"): New insn. New peephole to merge adjacent NCs.
8587 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
8588 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
8589 transform Q->Q alternatives to *oc pattern.
8590 ("*oc"): New insn. New peephole to merge adjacent OCs.
8591 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
8592 transform Q->Q alternatives to *xc pattern.
8593 ("*xc"): New insn. New peephole to merge adjacent XCs.
8594 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
8596 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
8598 * gimplify.c (gimple_push_condition): Make sure that we don't
8599 have any saved condition cleanup if we were at the top level.
8601 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
8603 * config/frv/frv.md (*adddi3_internal): Change name to...
8604 (adddi3): ...replacing the exisiting define_expand. Combine
8605 alternatives. Fix the range of the constant constraints ('J' instead
8606 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
8607 to extract the lower and upper halves of the DImode operands.
8608 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
8609 (adddi3_lower): Fix the range of the constant constraints and
8610 remove the bogus operands[2] check.
8611 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
8612 operand 2. Use addxi to handle constant operands.
8613 (subdi3_lower, subdi3_upper): Don't handle constant operands.
8615 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
8617 * gengtype-lex.l: Add commented } & ) characters to unconfuse
8618 editor's paren matching. Allow #define inside a struct.
8620 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
8623 part of PR c++/17657
8624 * fold-const.c (fold_build_cleanup_point_expr): New function.
8625 * tree.h (fold_build_cleanup_point_expr): Prototype.
8627 2004-10-10 Eric Christopher <echristo@redhat.com>
8629 * dwarf2out.c: Move attribute to subprogram declaration
8630 instead of subroutine type.
8632 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
8634 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
8635 hoist_insn_after, and hoist_insn_to_edge.
8636 * rtl.h: Remove the prototypes for reg_referenced_between_p,
8637 no_jumps_between_p, and insn_dependent_p.
8638 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
8639 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
8640 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
8641 hoist_insn_to_edge): Remove.
8643 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8646 * c-decl.c (grokparms): Don't warn for parameters of incomplete
8647 type in declarations that are not definitions except for the case
8648 of parameters of void type.
8650 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
8652 * tree-cfg.c: Fix comment typos.
8654 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8657 * builtins.c (expand_builtin_va_start): Check for too few
8658 arguments to va_start.
8660 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8663 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
8664 fields a pedwarn. Pedwarn here for unnamed structs/unions if
8666 * c-parse.in (component_decl): Don't pedwarn here for unnamed
8669 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
8671 PR tree-optimization/17906
8672 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
8673 copy non-gimple reg arguments.
8675 2004-10-09 Roger Sayle <roger@eyesopen.com>
8677 PR rtl-optimization/17853
8678 * simplify-rtx.c (simplify_relational_operation): Correct comment.
8679 Reorganize handling of comparison operations with floating point
8680 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
8681 Likewise, introduce support for comparison operations with vector
8682 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
8684 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
8685 * doc/tm.texi: Likewise.
8687 2004-10-09 Steven Bosscher <stevenb@suse.de>
8689 * regs.h (struct reg_info_def): Remove the last_node_uid and
8690 changes_mode fields.
8691 (REGNO_LAST_NOTE_UID): Don't define.
8692 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
8693 * regmove.c (copy_src_to_dest): Likewise.
8695 2004-10-09 Roger Sayle <roger@eyesopen.com>
8698 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
8699 relational comparison operator op needs to be swapped/reversed when
8700 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
8702 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
8705 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
8706 instead of bsi_start.
8707 (value_replacement): Likewise.
8708 (abs_replacement): Likewise
8710 2004-10-09 Steven Bosscher <stevenb@suse.de>
8712 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
8713 (expand_gimple_cond_expr, expand_gimple_tailcall,
8714 expand_gimple_basic_block): Use it to dump RTL for each stmt.
8715 (tree_expand_cfg): Announce full RTL function dump.
8716 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
8717 not the graph version.
8718 * tree-pretty-print.c (dump_generic_node): Allow empty statements
8719 in the arms of a COND_EXPR for lowered nodes.
8721 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
8723 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
8724 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
8725 strtoufix16, strtoufix32, strtoufix64): Declare.
8727 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8729 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
8730 for an out-of-range floating point constant.
8731 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
8732 warning if the target format does not support infinities.
8734 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8736 * emit-rtl.c (last_label_num, base_label_num): Remove.
8737 (max_label_num): Always return label_num.
8738 (set_new_last_label_num, restore_emit_status): Remove.
8739 (init_emit): Don't initialize last_label_num.
8740 * function.c (pop_function_context_from): Don't call
8741 restore_emit_status.
8742 * function.h: Remove the prototype for restore_emit_status.
8743 * rtl.h: Remove the prototype for set_new_last_label_num.
8745 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8747 * stmt.c (expand_decl_init): Remove.
8748 * tree.h: Remove the corresponding prototype.
8750 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8752 * integrate.c (try_constants, subst_constants, mark_stores):
8754 * integrate.h: Remove the prototype for try_constants.
8756 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8758 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
8759 (convert_for_assignment): Handle ic_argpass_nonproto. Add
8760 comments about its relevance to errors.
8761 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
8763 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
8766 * c-ppoutput.c (cb_ident): Don't quote string as it is already
8769 2004-10-08 Diego Novillo <dnovillo@redhat.com>
8771 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
8772 reference_node_pool.
8774 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8776 * tree-cfg.c: Fix a comment typo.
8778 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
8780 * config/s390/s390.c (s390_register_info): Don't save fprs for
8782 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
8784 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
8786 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
8787 (TARGET_DEFAULT): Use symbolic values.
8788 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
8789 (TARGET_DEFAULT): Use symbolic values.
8790 * config/s390/s390.c (s390_backchain_string): Initialize to
8791 TARGET_DEFAULT_BACKCHAIN.
8793 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8795 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
8796 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
8798 (expand_builtin_strcat): Accept a type parameter.
8799 (fold_builtin_mempcpy): Accept a type and endp parameter.
8801 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
8802 Accept an `exp' instead of an `arglist'.
8804 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
8806 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
8807 reverting my 2004-09-07 patch to use build_int_cst.
8809 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8812 * config/sparc/sparc.c (input_operand): Remove redundant code
8813 for handling LO_SUM.
8814 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
8815 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
8816 Otherwise only accept it for TFmode if quad move insns are available.
8818 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8820 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
8821 common cases will be caught earlier than others.
8823 2004-10-08 Michael Matz <matz@suse.de>
8825 * loop-doloop.c (doloop_optimize): Extend count.
8827 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
8829 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
8830 (prefetch): Convert to expander.
8832 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
8834 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
8835 first argument of CALL.
8836 (tls_local_dynamic): Likewise.
8838 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8840 * c-typeck.c (enum impl_conv): New.
8841 (convert_for_assignment): Use it. Take tree for function called
8842 instead of its name. Handle ObjC selectors for diagnostics at
8843 start of function. Select diagnostic text within the function
8844 using full sentences for diagnsotics. Use %qE to name functions
8846 (convert_arguments, build_modify_expr,
8847 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
8848 callers to convert_for_assignment.
8849 (warn_for_assignment): Remove.
8851 2004-10-08 Nick Clifton <nickc@redhat.com>
8853 * config/sh/symbian.c (symbian_possibly_export_base_class):
8854 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
8855 TYPE_CONTAINS_VPTR_P.
8857 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8859 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
8860 fixed registers form all_used_regs. Update call_really_used_regs.
8861 (CALL_REALLY_USED_REGISTERS): Define.
8862 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
8863 with call_really_used_regs.
8865 2004-10-08 Alan Modra <amodra@bigpond.net.au>
8867 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
8868 for -profile as well as -p and -pg.
8870 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
8872 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
8874 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8876 * tree-cfg.c (tree_block_forwards_to): Remove.
8877 * tree-flow.h: Remove the corresponding prototype.
8879 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8881 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
8882 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
8884 2004-10-07 Geoffrey Keating <geoffk@apple.com>
8887 * config/rs6000/rs6000.c (rs6000_generate_compare): When
8888 flag_trapping_math is in effect, don't generate subtract
8891 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
8893 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
8894 * config/s390/s390.c (s390_narrow_logical_operator): New function.
8895 (s390_extra_constraint_str): Add 'A' constraints.
8896 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
8897 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
8898 (CONSTRAINT_LEN): Likewise.
8899 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
8900 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
8901 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
8902 ("*iordi3"): Add OI alternative and splitter.
8903 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
8904 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
8905 ("*xordi3"): Add XI alternative and splitter.
8906 ("*xorsi3", "*xorhi3"): Likewise.
8908 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8910 * config/mips/mips.c (mips_function_rodata_section): New function.
8911 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
8913 2004-10-07 Devang Patel <dpatel@apple.com>
8915 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
8916 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
8917 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
8918 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
8919 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
8920 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
8921 UNSPEC_VCONDU_V16QI): New constant defines.
8922 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
8923 vconduv16qi): New patterns.
8924 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
8925 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
8926 (get_vec_cmp_insn): Same.
8927 (get_vsel_insn): Same.
8928 (rs6000_emit_vector_compare): Same.
8929 (rs6000_emit_vector_select): Same.
8930 (INSN_NOT_AVAILABLE): New.
8932 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8934 PR tree-optimization/17749
8935 * tree-tailcall.c (find_tail_calls): Check that parameter is
8938 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8940 * config/ia64/ia64.c: Fix a comment typo.
8942 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8944 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
8946 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8949 * tree-inline.c (expand_call_inline): Do not warn for functions
8950 marked with attribute noinline.
8952 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8955 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
8956 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
8958 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
8959 of 0 as 4th argument to pass_by_reference.
8960 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
8962 2004-10-06 Eric Christopher <echristo@redhat.com>
8964 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
8967 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8970 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
8972 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8974 PR rtl-optimization/17791
8975 * loop-doloop.c (doloop_modify): Take number of iterations as
8977 (doloop_optimize): Extend or shorten the number of iterations
8978 when changing mode of counter register.
8979 * loop-iv.c (lowpart_subreg): Export.
8980 * rtl.h (lowpart_subreg): Declare.
8982 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8984 PR tree-optimization/17806
8985 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
8986 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
8987 flags moved to split_edge.
8989 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8992 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
8993 before tentatively building the conditional move sequence.
8995 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8998 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
9000 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
9001 function_arg_padding.
9003 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
9006 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
9008 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
9010 * hooks.c (hook_int_void_1, hook_void_int): Remove.
9011 * hooks.h: Remove the corresponding prototypes.
9013 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
9016 * tree-nested.c (walk_stmt_info): Add changed field.
9017 (convert_nonlocal_reference): Set changed to when we
9018 change a decl to unnested decl.
9019 <case ADDR_EXPR>: Instead of checking if the immediate part
9020 of the ADDR_EXPR changed, check the field changed.
9021 Use recompute_tree_invarant_for_addr_expr instead of unsetting
9023 (convert_local_reference): Set changed to when we
9024 change a decl to unnested decl.
9025 <case ADDR_EXPR>: Instead of checking if the immediate part
9026 of the ADDR_EXPR changed, check the field changed.
9027 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
9029 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
9031 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
9032 * dwarf2out.c (dwarf2out_init): Remove references to
9033 DWARF2_GENERATE_TEXT_SECTION_LABEL.
9034 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
9035 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
9037 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
9039 * c-typeck.c (convert_arguments): Take expression for called
9040 function rather than its name. Handle ObjC selectors directly
9041 rather than relying on warn_for_assignment to do so. Call warning
9042 directly rather than warn_for_assignment. Use %qE in diagnostics.
9043 Say "argument" rather than "arg" in diagnostics.
9044 (build_function_call): Update call to convert_arguments.
9046 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
9049 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
9050 ENUMs specially instead of just saying we do.
9052 2004-10-06 Eric Christopher <echristo@redhat.com>
9054 * dwarf2.h: Sync with include/elf/dwarf2.h
9056 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9058 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
9061 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9063 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
9064 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
9066 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9068 * lambda-code.c (compute_nest_using_fourier_motzkin): New
9070 (lambda_compute_auxillary_space): Split from here.
9072 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9074 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
9075 * tree-flow.h: Add prototype.
9076 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
9077 expr_invariant_in_loop.
9079 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
9081 * tree-cfg.c (thread_jumps): Remove a duplicate check for
9084 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
9086 * config/s390/s390-protos.h (s_imm_operand): Remove.
9087 (s390_pool_operand): Add prototype.
9088 * config/s390/s390.c (general_s_operand): Remove.
9089 (s_imm_operand): Remove.
9090 (s_operand): Merge contents of general_s_operand.
9091 (s390_pool_operand): New function.
9092 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
9093 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
9094 ("*cmpdi_ccu"): Merge Q->Q alternative.
9095 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
9096 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
9098 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
9099 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
9100 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
9102 2004-10-06 Steve Ellcey <sje@cup.hp.com>
9104 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
9105 call ia64_function_arg_boundary.
9106 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
9107 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
9108 (ia64_function_arg_advance): Do not put 128 bit floats into
9111 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9113 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
9114 Accept an expression instead of an arglist.
9115 (expand_builtin_stpcpy): Accept an expression instead of an
9118 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9121 * doc/install.texi (*-*-solaris2*): Mention potential problem
9122 with Sun assembler + GNU linker and C++ programs.
9123 Document status of binutils 2.15 release.
9125 2004-10-06 Jan Hubicka <jh@suse.cz>
9127 * cse.c (cse_main): Kill push/pop context.
9129 2004-10-05 Zack Weinberg <zack@codesourcery.com>
9131 * pretty-print.c: Include tree.h.
9132 (pp_base_prepare_to_format): New function, logic from
9133 text_specifies_location.
9134 (pp_base_format_text): Use gcc_assert.
9135 * pretty-print.h (pp_prepare_to_format): New macro.
9136 (pp_base_prepare_to_format): Prototype.
9137 * diagnostic.c (text_specifies_location): Delete.
9138 (bug_report_request): Delete.
9139 (diagnostic_set_info): Don't call text_specifies_location.
9140 (diagnostic_action_after_output): Put text from
9141 bug_report_request inline here. Use gcc_unreachable.
9142 (diagnostic_report_current_function): Fix comment.
9143 (diagnostic_report_diagnostic): Clarify logic for error recursion.
9144 Call pp_prepare_to_format before diagnostic_starter.
9145 (trim_filename): Use IS_DIR_SEPARATOR.
9146 (fatal_error, internal_error): Use gcc_unreachable.
9147 (error_recursion): Call diagnostic_action_after_output to
9148 issue the bug_report_request message and exit.
9149 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
9151 * c-parse.in: Add list of diagnostic messages to insulate
9152 translation template from version of yacc/bison used to
9153 compile the grammar.
9155 2004-10-06 Alan Modra <amodra@bigpond.net.au>
9158 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
9160 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9162 * basic-block.h: Remove the prototype for
9163 flow_preorder_transversal_compute.
9164 * cfganal.c (dfst_node): Remove.
9165 (flow_preorder_transversal_compute): Likewise.
9166 * rtl.h: Remove the prototype for get_jump_table_offset.
9167 * rtlanal.c (get_jump_table_offset): Remove.
9169 2004-10-05 Richard Henderson <rth@redhat.com>
9172 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
9174 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
9177 * Makefile.in: Stage the build directory too.
9179 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
9181 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
9183 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
9184 (frv_emit_move): Same.
9186 * config/frv/frv.c (frv_emit_move): New.
9187 (frv_legitimize_address): New.
9189 * config/frv/frv.md ("movsi"): Call frv_emit_move.
9196 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
9198 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
9201 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
9203 * c-decl.c (pushdecl): When an extern declaration at block scope
9204 refers to a visible entity with internal linkage, use the old DECL
9205 rather than the new one.
9207 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9209 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
9212 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9214 * tree-cfg.c (thread_jumps): Remove a duplicate check for
9217 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9219 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
9220 of FOR_BB_BETWEEN. Remove a useless check for unreachable
9223 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9225 * tree-cfg.c (cleanup_tree_cfg): Don't call
9226 delete_unreachable_blosk() after thread_jumps().
9227 (thread_jumps): Always remove basic blocks as they become
9230 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9232 * tree-cfg.c (cleanup_tree_cfg): Remove variable
9233 something_changed. Simplify the while loop.
9235 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9237 * builtins.c (expand_builtin_memmove): Delete duplicate code
9238 and accept a tree type for the result.
9239 (expand_builtin_bcopy): Accept a tree type for the result.
9240 (fold_builtin_memmove): Accept an arglist and tree type for
9243 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
9245 * config/s390/s390.c (s390_dump_pool): Remove return value.
9246 Use gen_pool_align, gen_pool_section_start/end instead of
9247 gen_pool_start/end_31/64.
9248 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
9249 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
9250 ("pool_start_31", "pool_end_31"): Remove.
9251 ("pool_start_64", "pool_end_64"): Likewise.
9252 ("pool_align", "pool_section_start", "pool_section_end": New insns.
9254 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
9255 (TARGET_CANNOT_COPY_INSN_P): Define.
9256 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
9257 (struct constant_pool): New member 'execute'.
9258 (s390_add_execute, s390_find_execute): New functions.
9259 (s390_execute_label, s390_execute_target): Likewise.
9260 (s390_dump_pool): Output in-pool execute target templates.
9261 (s390_dump_execute): New function.
9262 (s390_alloc_pool, s390_free_pool): Handle execute templates.
9263 (s390_mainpool_start, s390_mainpool_finish): Likewise.
9264 (s390_chunkify_start, s390_chunkify_finish): Likewise.
9265 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
9266 ("*execute"): New insn pattern.
9267 ("movmem_short", "*movmem_short"): Use splitters to generate
9268 explicit execute pattern, remove embedded execute.
9269 ("clrmem_short", "*clrmem_short"): Likewise.
9270 ("cmpmem_short", "*cmpmem_short"): Likewise.
9272 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
9274 * tree-ssa.c (verify_ssa): Verify phi arguments only
9275 contain renamed names.
9277 2004-10-05 Alan Modra <amodra@bigpond.net.au>
9279 * config/rs6000/linux.h: Formatting, whitespace.
9280 * config/rs6000/linux64.h: Likewise.
9281 * config/rs6000/rs6000-protos.h: Likewise.
9282 * config/rs6000/rs6000.c: Likewise.
9283 (easy_vector_splat_const): Add fall thru comments.
9284 (output_vec_const_move): Likewise.
9286 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
9288 * Makefile.in: Update -Wno-error exceptions for move to build dir.
9290 2004-10-05 Chao-Ying Fu <fu@mips.com>
9291 Richard Sandiford <rsandifo@redhat.com>
9293 * doc/invoke.texi (-mpaired-single): Link to the new description of the
9294 built-in functions. Document dependencies.
9295 (-mips3d): Add link here too.
9296 * doc/extend.texi (MIPS Paired-Single Support): New section.
9298 2004-10-04 Chao-ying Fu <fu@mips.com>
9300 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
9302 2004-10-04 Diego Novillo <dnovillo@redhat.com>
9304 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
9305 Initialize OPT_STATS to 0.
9307 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
9309 * tree-data-ref.c: Fix comment typos.
9311 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
9313 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
9314 the predicate cannot be computed, don't initialize the result to
9317 2004-10-01 Eric Christopher <echristo@redhat.com>
9319 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
9320 locally defined enum.
9321 * dwarf2out.c (add_calling_convention_attribute): Don't
9324 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
9326 PR c/17178, PR c/17820
9327 * c-decl.c (pop_scope): Do not warn about unused static
9328 variables as they warned in the middle-end.
9330 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9332 * builtins.c (expand_builtin_memcpy): Delete duplicate code
9333 and make the first parameter the expression not the arglist.
9335 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
9337 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
9338 as valid modes to expand address expressions.
9340 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
9342 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
9343 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
9344 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
9345 code formatting conventions.
9347 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
9349 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
9351 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
9353 PR tree-optimization/16632
9354 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
9355 fold (A & C) == D into 0, fold ~C. Similarly, for the case
9356 where | is used instead of &.
9358 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
9360 * ginclude/stddef.h: Fix a comment typo.
9362 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9365 * config.gcc (i?86-*-solaris2*): Restore correct logic
9366 for --enable-threads option.
9367 (sparc64-*-solaris2*): Likewise.
9368 (sparc-*-solaris2*): Likewise.
9370 2004-10-03 Alan Modra <amodra@bigpond.net.au>
9372 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
9373 (OS_MISSING_POWERPC64): Move, and comment.
9374 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
9375 (OS_MISSING_POWERPC64): Move, and comment.
9377 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
9379 * arm.c (output_call_mem): Add missing \t.
9381 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9383 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
9384 expand_builtin_strncmp): Delete duplicate code.
9386 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
9388 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
9389 take check-base and -limit arguments.
9390 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
9391 check ranges for ARRAY_REF and COMPONENT_REF.
9392 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
9395 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
9397 * c-objc-common.c (c_tree_printer): Correct description of %E.
9398 Don't fall through after printing an expression.
9400 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
9402 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
9404 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
9406 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
9407 delete_unrechable_blocks() only when necessary.
9409 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
9411 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
9412 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
9413 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
9414 __gthread_recursive_mutex_unlock): New functions.
9416 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
9418 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
9419 * config/s390/tpf-eh.c: Remove file.
9420 * config/s390/tpf-unwind.h: New file.
9421 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
9422 (MD_UNWIND_SUPPORT): Define.
9424 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
9426 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
9428 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
9430 * config/s390/s390-protos.h (s390_comparison): Add prototype.
9431 * config/s390/s390.c (s390_comparison): New function.
9432 (s390_branch_condition_mask): Return -1 for invalid comparisons.
9433 (s390_branch_condition_mnemonic): Assert valid comparison.
9434 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
9435 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
9436 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
9437 s390_comparison instead of comparison_operator.
9439 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
9440 ("cmpmemdi"): Remove.
9441 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
9442 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
9443 ("cmpint_si"): Rename to ...
9444 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
9445 ("cmpint_di", "*cmpint_di"): Likewise.
9446 * config/s390/s390.c (s390_canonicalize_comparison): Remove
9447 redundant UNSPEC_CMPINT conversions.
9448 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
9450 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
9452 * collect2.c (COLLECT_PARSE_FLAG): Remove.
9453 (main): Remove a reference to COLLECT_PARSE_FLAG
9454 * system.h: Poison COLLECT_PARSE_FLAG.
9455 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
9457 2004-10-01 Paul Brook <paul@codesourcery.com>
9459 * config/arm/crti.asm: Give _init and _fini function type.
9461 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
9463 * common.opt (ftree-loop-ivcanon): Enable by default.
9464 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9465 Enable complete loop unrolling.
9466 (canonicalize_induction_variables, tree_unroll_loops_completely):
9469 2004-10-01 Paul Brook <paul@codesourcery.com>
9471 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
9472 not register number.
9473 (thumb_find_work_register): Search full register range.
9475 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
9478 * tree-cfg.c (group_case_labels): Get the label and not
9479 the case expr for the default case.
9480 When the label we looking at is the default, decrement the
9483 2004-10-01 Jan Hubicka <jh@suse.cz>
9485 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
9486 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
9487 * toplev.h (tree_rest_of_compilation): Update prototype.
9488 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
9490 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
9492 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
9493 cleanup_control_flow() out of the while loop.
9495 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
9497 * tree-vectorizer.c (vectorizable_operation): Fail unless
9498 the mode for the vector type is indeed a vector mode.
9500 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
9502 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
9503 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
9505 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9506 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
9507 follow_ssa_edge_in_rhs): Ditto.
9508 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
9509 (dump_iv): Dump base_object.
9510 (dump_use, dump_cand): Use dump_iv.
9511 (determine_base_object): New function.
9512 (alloc_iv): Initialize base_object field.
9513 (record_use): Clear the ssa_name field of iv.
9514 (get_computation_cost_at): Do not use difference of addresses of
9515 two different objects.
9516 (may_eliminate_iv): Do not require the loop to have just single exit.
9517 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
9518 (nonzero_p): New function.
9519 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
9520 tree_simplify_using_condition, simplify_using_initial_conditions,
9521 loop_niter_by_eval, find_loop_niter_by_eval,
9522 estimate_numbers_of_iterations_loop, compare_trees,
9523 upper_bound_in_type, lower_bound_in_type,
9524 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
9525 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
9526 instead of integer_(non)zerop.
9528 2004-10-01 Jakub Jelinek <jakub@redhat.com>
9531 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9533 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9534 and TI_VA_LIST_FPR_COUNTER_FIELD.
9535 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9536 * tree-pass.h (pass_stdarg): Add.
9537 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9538 * tree-stdarg.c: New file.
9539 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9540 (tree-stdarg.o): Add dependencies.
9541 * function.h (struct function): Add va_list_gpr_size and
9542 va_list_fpr_size fields.
9543 * function.c (allocate_struct_function): Initialize them.
9545 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9546 va_list_{g,f}pr_counter_field.
9547 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9548 area will not be used. Only save registers that tree-stdarg.c
9549 detected they need saving.
9550 (ix86_va_start): Don't set up fields that won't be used.
9552 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9553 va_list_{g,f}pr_counter_field.
9554 (setup_incoming_varargs): Don't do anything if reg_save
9555 area will not be used. Only save registers that tree-stdarg.c
9556 detected they need saving.
9557 (rs6000_va_start): Don't set up fields that won't be used.
9559 2004-09-30 Eric Christopher <echristo@redhat.com>
9561 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
9563 * dwarf2out.c (add_calling_convention_attribute): New function.
9564 (gen_subroutine_type_die): Use.
9565 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
9566 * target.h (gcc_target): Add dwarf_calling_convention.
9567 * hooks.c (hook_int_tree_0): New function.
9568 * hooks.h: Prototype.
9569 * config/sh/sh.c: Include dwarf2.h.
9570 (sh_dwarf_calling_convention): New function.
9571 (TARGET_DWARF_CALLING_CONVENTION): Use.
9572 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
9574 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9576 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
9577 expand_builtin_strrchr, expand_builtin_strpbrk,
9578 expand_builtin_strncat, expand_builtin_strspn,
9579 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
9582 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9584 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
9586 (s390_logical_operator_ok_p): Likewise.
9587 * config/s390/s390.c (s390_expand_logical_operator): New function.
9588 (s390_logical_operator_ok_p): Likewise.
9589 * config/s390/s390.md ("anddi3"): New expander.
9590 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
9591 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
9592 ("andsi3"): Use s390_expand_logical_operator.
9593 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
9594 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
9595 ("andhi3"): New expander.
9596 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
9597 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
9598 ("andqi3"): New expander.
9599 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
9600 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
9601 ("iordi3"): New expander.
9602 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
9603 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
9604 ("iorsi3"): Use s390_expand_logical_operator.
9605 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
9606 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
9607 ("iorhi3"): New expiorer.
9608 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
9609 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
9610 ("iorqi3"): New expiorer.
9611 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
9612 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
9613 ("xordi3"): New expander.
9614 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
9615 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
9616 ("xorsi3"): New expander.
9617 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
9618 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
9619 ("xorhi3"): New expander.
9620 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
9621 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
9622 ("xorqi3"): New expander.
9623 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
9624 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
9626 2004-09-30 Roger Sayle <roger@eyesopen.com>
9628 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
9629 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
9630 machine mode as the result.
9632 2004-09-30 Ben Elliston <bje@au.ibm.com>
9635 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
9636 FOR_EACH_EDGE macros.
9638 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
9640 * c-tree.h (readonly_error): Remove.
9641 * c-typeck (enum lvalue_use): New.
9642 (lvalue_or_else, readonly_error): Use it. All callers changed.
9643 (readonly_error): Make static.
9645 2004-09-30 Jan Hubicka <jh@suse.cz>
9648 * cfgrtl.c (try_redirect_by_replacing_jump,
9649 force_nonfallthru_and_redirect, commit_one_edge_insertion,
9650 cfg_layout_merge_blocks): Do not attach any line number information
9651 to newly inserted instructions.
9652 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
9654 (emit_*insn_before, emit_insn*_after): New.
9655 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
9657 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
9658 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
9660 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9662 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
9663 (s390_return_address_offset): Remove.
9664 (s390_can_eliminate): Add prototype.
9665 (s390_initial_elimination_offset): Add prototype.
9666 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
9667 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
9668 * config/s390/s390.c (s390_arg_frame_offset): Remove.
9669 (s390_return_address_offset): Remove.
9670 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
9671 (struct machine_function): New member split_branches_pending_p.
9672 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
9673 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
9674 (s390_optimize_prologue): Remove base_used argument. Call
9675 s390_update_frame_layout instead of s390_register_info. Handle
9676 prologue/epilogue insns that touch only RETURN_REGNUM.
9677 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
9678 (s390_register_info): Remove base_used and return_addr_used
9679 arguments, compute special register usage inline. Return live
9680 register data to caller.
9681 (s390_frame_info): Remove arguments, do not call s390_register_info.
9682 (s390_init_frame_layout): New function.
9683 (s390_update_frame_layout): Likewise.
9684 (s390_emit_prologue): Call s390_update_frame_layout; some code
9685 move to there. Do not emit pool placeholder insn if unnecessary.
9687 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9689 * config/s390/s390.c (legitimate_reload_constant_p): Remove
9690 floating point constant workaround.
9691 (s390_secondary_input_reload_class): Handle PLUS reloads
9692 with too-large constant.
9693 (s390_expand_plus_operand): Likewise.
9694 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
9695 ("movsi"): Likewise. Also, remove workaround for non-general
9697 ("movdf"): Do not call force_const_mem.
9698 ("movsf"): Likewise. Merge expander with *movsf insn.
9699 ("*movsf"): Remove, merge with movsf expander.
9701 2004-09-30 Paul Brook <paul@codesourcery.com>
9703 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
9704 (ENDFILE_SPEC): Define.
9705 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
9707 2004-09-30 Richard Henderson <rth@redhat.com>
9709 * config/alpha/qrnnd.asm: Mark for noexecstack.
9711 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
9713 * protoize.c, tree-cfg.c: Fix comment typos.
9715 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
9718 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
9720 2004-09-30 Diego Novillo <dnovillo@redhat.com>
9722 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
9724 (add_pointed_to_expr): ... here.
9725 Call add_pointed_to_expr for variables with DECL_INITIAL set.
9726 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
9727 pointer variable, if set.
9729 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
9731 * config/sh/sh.c: Follow spelling conventions.
9733 2004-09-29 Richard Henderson <rth@redhat.com>
9735 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
9736 * doc/tm.texi (DWARF_ZERO_REG): New.
9738 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
9739 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
9740 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
9742 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
9744 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
9745 with a PLUS as source operand.
9746 (expand_movstr): Likewise.
9747 (expand_builtin_stpcpy): Likewise.
9749 2004-09-29 Richard Henderson <rth@redhat.com>
9752 * tree-gimple.c (is_gimple_reg): Reject hard registers.
9753 (is_gimple_asm_val): New.
9754 * tree-gimple.h (is_gimple_asm_val): Declare.
9755 * gimplify.c (gimplify_asm_expr): Use it.
9756 * tree-pretty-print.c (print_declaration): Dump hard regs.
9757 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
9758 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9759 * tree-ssa-pre.c (is_undefined_value): Likewise.
9760 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9761 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
9762 * tree-ssa.c (warn_uninit): Likewise.
9763 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
9765 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
9767 * c-decl.c (merge_decls): Use comptype when comparing
9768 types to decide on DECL_SIZE save of olddecl.
9770 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
9772 * tree.h (INDIRECT_REF_P): New macro.
9773 * alias.c (get_alias_set): Use it
9774 (nonoverlapping_memrefs_p): Ditto.
9775 * emit-rtl.c (mem_expr_equal_p): Ditto.
9776 (set_mem_attributes_minus_bitpos): Ditto.
9777 (is_gimple_addressable): Ditto.
9778 (get_base_address): Ditto.
9779 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
9780 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
9781 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
9782 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
9783 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
9784 (add_address_candidates): Ditto.
9785 (rewrite_address_base): Ditto.
9787 2004-09-30 Ben Elliston <bje@au.ibm.com>
9789 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
9790 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
9791 (rewrite_ssa_into_ssa): Likewise.
9792 * tree-phinodes.c (create_phi_node): Access the number of
9793 predecessor edges using EDGE_COUNT() and not num_preds.
9795 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
9798 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
9800 2004-09-29 Eric Christopher <echristo@redhat.com>
9802 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
9804 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
9806 * config/cris/cris.md (moverside, movemside): With MEM, make sure
9807 the address is (plus reg mem).
9809 2004-09-29 David Edelsohn <edelsohn@gnu.org>
9811 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
9813 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
9815 * tree.c (make_node_stat): Fix uninitialized warning. Replace
9816 cascaded if ... else if with a switch.
9818 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9820 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
9822 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9824 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9825 and TI_VA_LIST_FPR_COUNTER_FIELD.
9826 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9827 * tree-pass.h (pass_stdarg): Add.
9828 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9829 * tree-stdarg.c: New file.
9830 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9831 (tree-stdarg.o): Add dependencies.
9832 * function.h (struct function): Add va_list_gpr_size and
9833 va_list_fpr_size fields.
9834 * function.c (allocate_struct_function): Initialize them.
9836 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9837 va_list_{g,f}pr_counter_field.
9838 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9839 area will not be used. Only save registers that tree-stdarg.c
9840 detected they need saving.
9841 (ix86_va_start): Don't set up fields that won't be used.
9843 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9844 va_list_{g,f}pr_counter_field.
9845 (setup_incoming_varargs): Don't do anything if reg_save
9846 area will not be used. Only save registers that tree-stdarg.c
9847 detected they need saving.
9848 (rs6000_va_start): Don't set up fields that won't be used.
9850 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9852 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
9853 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
9854 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
9855 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
9856 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
9857 ATTR_NONNULL_1_4): New.
9859 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9861 PR tree-optimization/17697
9862 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
9865 2004-09-28 Per Bothner <per@bothner.com>
9867 * profile.c (branch_prob): Pass correct value to output_location,
9868 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
9870 2004-09-28 Richard Henderson <rth@redhat.com>
9873 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
9874 * tree-flow.h (may_propagate_copy_into_asm): Declare.
9875 * tree-ssa-ccp.c (replace_uses_in): Use it.
9876 * tree-ssa-dom.c (cprop_operand): Likewise.
9878 2004-09-28 Jeff Law <law@redhat.com>
9880 * tree-ssa-threadupdate.c (create_block_for_threading): Request
9881 that no outgoing edges be left in the duplicate block. Do no
9882 update information on outgoing edges or PHI nodes in target
9884 (remove_ctrl_stmt_and_useless_edges): Renamed from
9885 remove_last_stmt_and_useless_edges. Handle case where the
9886 block is empty or has no control statements. Do not update edge
9888 (thread_block): Create a template block rather than copying the
9889 original block every time. Create outgoing edges from the
9890 duplicate blocks and update PHIs at the target of the outgoing
9891 edges here. Fix edge flags for the original block if necessary.
9892 * cfghooks (duplicate_block): No longer assert that the original
9893 block has incoming edges.
9895 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
9897 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
9898 Reg Vars to enforce register allocation with general constraints.
9899 (Explicit Reg Vars): Clarify relation to asm statements.
9900 (Local Reg Vars): Similar.
9902 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9904 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
9905 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
9906 build_control_flow, new_edge): Remove.
9907 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
9908 (bitlst, bitlst_table_last, bitlst_table): Remove.
9909 (bblst): Store basic_block pointer instead of block index.
9910 (bblst_table): Likewise.
9911 (edgelst): Store edge pointer instead of edge index.
9912 (edgelst_table, edgelst_last): New variables.
9913 (extract_bitlst): Rename to ...
9914 (extract_edgelst): ... this. Return edge pointers, not indices.
9915 (split_edges): Update call.
9916 (rgn_edges): Store edge pointers instead of indices.
9917 (edge_to_bit): Remove.
9918 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
9919 (SET_EDGE_TO_BIT): New macro.
9920 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
9921 (find_rgns): Remove edge_list parameter. Traverse standard CFG
9922 data structures instead of haifa_edge et al. Use edge pointers
9923 instead of edge indices everywhere.
9924 (compute_dom_prob_ps): Use standard CFG data structures. Account
9926 (compute_trg_info): Likewise.
9927 (propagate_deps): Likewise.
9928 (debug_candidate): Account for bblst data structure change.
9929 (check_live_1, update_live_1, is_pfree): Likewise.
9930 (IS_REACHABLE): Use standard CFG data structures.
9931 (init_ready_list): Update bblst_table/edgelst_table allocation.
9932 (schedule_region): Update alloc/cleanup code to data structure
9933 changes. Use edge->aux to store per-region edge index.
9934 (init_regions): No longer call build_control_flow. Do not
9935 create edge list any more.
9937 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9939 * cse.c (cse_insn): Avoid creating direct non-local jumps.
9940 * combine.c (can_combine_p): Likewise.
9941 * local-alloc. (update_equiv_regs): Likewise.
9943 2004-09-28 Richard Henderson <rth@redhat.com>
9946 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
9947 Don't check VOIDmode here. Force PLUS operands to common type.
9948 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
9949 Pmode if given a non pointer type.
9951 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9954 * optabs.c (expand_binop): Force constants to the correct mode.
9956 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9958 * config/s390/s390.c (s390_adjust_cost): Remove.
9959 (TARGET_SCHED_ADJUST_COST): Do not redefine.
9960 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
9961 * config/s390/s390.md ("main_pool"): Use "larl" type
9962 attribute if TARGET_CPU_ZARCH.
9964 2004-09-28 Jakub Jelinek <jakub@redhat.com>
9966 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
9969 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9971 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
9974 2004-09-28 Steven Bosscher <stevenb@suse.de>
9976 * common.opt (flag_gcse_sm): Disable by default.
9977 (flag_gcse_las): Likewise.
9978 (flag_web): Likewise. Create from this file.
9979 * flags.h: Remove flag_web declaration.
9980 * toplev.c (flag_web): Likewise.
9981 (process_options): Never set flag_web.
9983 2004-09-28 Steven Bosscher <stevenb@suse.de>
9985 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
9986 * tree-ssa-propagate.c: Include vec.h.
9987 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
9989 (cfg_blocks_add): Assert the block is not already in the worklist.
9990 Update uses of interesting_ssa_edges and varying_ssa_edges.
9991 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
9992 ssa_propagate): Likewise.
9994 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
9997 * c-decl.c (start_decl): Check for initializing incomplete array
9999 (build_compound_literal): Check for TYPE being error_mark_node.
10000 * c-parse.in (primary): Check for VLA compound literals.
10002 2004-09-28 Diego Novillo <dnovillo@redhat.com>
10004 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
10005 with --disable-checking.
10007 2004-09-28 Devang Patel <dpatel@apple.com>
10009 * tree-pretty-print.c (dump_generic_node): Print vector types.
10011 2004-09-28 Nick Clifton <nickc@redhat.com>
10013 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
10014 invocation of the function sh_init_cumulative_args.
10015 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
10016 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
10017 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
10018 * config/sh/sh.c (sh_init_cumulative_args): New function based
10019 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
10020 heuristic added to determine the setting of force_mem when a
10021 library function is being called.
10023 2004-09-28 Diego Novillo <dnovillo@redhat.com>
10025 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
10026 Skip constant arguments.
10028 2004-09-28 Diego Novillo <dnovillo@redhat.com>
10030 * tree-ssa-alias.c (create_name_tags): If PTR points to a
10031 volatile type, mark the tag volatile.
10032 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
10035 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
10037 * tree.def (vec_cond_expr): Fix. Change 'e'
10040 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
10042 * basic-block.h: Fix a comment typo.
10044 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
10046 * optabs.c, optabs.h: Fix comment typos.
10048 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
10050 * config/sparc/sparc.md (call_address_struct_value_sp32):
10051 Properly mask the immediate field of the 'unimp' instruction.
10052 (call_symbolic_struct_value_sp32): Likewise.
10054 2004-09-28 Ben Elliston <bje@au.ibm.com>
10055 Steven Bosscher <stevenb@suse.de>
10056 Andrew Pinski <pinskia@physics.uc.edu>
10058 Merge from edge-vector-branch:
10059 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
10060 (struct edge_def): Remove pred_next, succ_next members.
10061 (struct basic_block_def): Remove pred, succ members. Add preds
10062 and succs members of type VEC(edge).
10063 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
10064 (BRANCH_EDGE): Likewise.
10065 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
10066 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
10067 (edge_iterator): New.
10068 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
10069 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
10070 (FOR_EACH_EDGE): New.
10071 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
10073 (rotate_loop): Likewise.
10074 (find_traces_1_route): Likewise.
10075 (bb_to_key): Likewise.
10076 (connect_traces): Likewise.
10077 (copy_bb_p): Likewise.
10078 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
10079 (add_labels_and_missing_jumps): Likewise.
10080 (fix_up_fall_thru_edges): Likewise.
10081 (find_jump_block): Likewise.
10082 (fix_crossing_conditional_branches): Likewise.
10083 (fix_crossing_unconditional_branches): Likewise.
10084 (add_reg_crossing_jump_notes): Likewise.
10085 * bt-load.c (augment_live_range): Likewise.
10086 * cfg.c (clear_edges): Likewise.
10087 (unchecked_make_edge): Likewise.
10088 (cached_make_edge): Likewise.
10089 (make_single_succ_edge): Likewise.
10090 (remove_edge): Likewise.
10091 (redirect_edge_succ_nodup): Likewise.
10092 (check_bb_profile): Likewise.
10093 (dump_flow_info): Likewise.
10094 (alloc_aux_for_edges): Likewise.
10095 (clear_aux_for_edges): Likewise.
10096 (dump_cfg_bb_info): Likewise.
10097 * cfganal.c (forwarder_block_p): Likewise.
10098 (can_fallthru): Likewise.
10099 (could_fall_through): Likewise.
10100 (mark_dfs_back_edges): Likewise.
10101 (set_edge_can_fallthru_flag): Likewise.
10102 (find_unreachable_blocks): Likewise.
10103 (create_edge_list): Likewise.
10104 (verify_edge_list): Likewise.
10105 (add_noreturn_fake_exit_edges): Likewise.
10106 (connect_infinite_loops_to_exit): Likewise.
10107 (flow_reverse_top_sort_order_compute): Likewise.
10108 (flow_depth_first_order_compute): Likewise.
10109 (flow_preorder_transversal_compute): Likewise.
10110 (flow_dfs_compute_reverse_execute): Likewise.
10111 (dfs_enumerate_from): Likewise.
10112 (compute_dominance_frontiers_1): Likewise.
10113 * cfgbuild.c (make_edges): Likewise.
10114 (compute_outgoing_frequencies): Likewise.
10115 (find_many_sub_basic_blocks): Likewise.
10116 (find_sub_basic_blocks): Likewise.
10117 * cfgcleanup.c (try_simplify_condjump): Likewise.
10118 (thread_jump): Likewise.
10119 (try_forward_edges): Likewise.
10120 (merge_blocks_move): Likewise.
10121 (outgoing_edges_match): Likewise.
10122 (try_crossjump_to_edge): Likewise.
10123 (try_crossjump_bb): Likewise.
10124 (try_optimize_cfg): Likewise.
10125 (merge_seq_blocks): Likewise.
10126 * cfgexpand.c (expand_gimple_tailcall): Likewise.
10127 (expand_gimple_basic_block): Likewise.
10128 (construct_init_block): Likewise.
10129 (construct_exit_block): Likewise.
10130 * cfghooks.c (verify_flow_info): Likewise.
10131 (dump_bb): Likewise.
10132 (delete_basic_block): Likewise.
10133 (split_edge): Likewise.
10134 (merge_blocks): Likewise.
10135 (make_forwarder_block): Likewise.
10136 (tidy_fallthru_edges): Likewise.
10137 (can_duplicate_block_p): Likewise.
10138 (duplicate_block): Likewise.
10139 * cfglayout.c (fixup_reorder_chain): Likewise.
10140 (fixup_fallthru_exit_predecessor): Likewise.
10141 (can_copy_bbs_p): Likewise.
10142 (copy_bbs): Likewise.
10143 * cfgloop.c (flow_loops_cfg_dump): Likewise.
10144 (flow_loop_entry_edges_find): Likewise.
10145 (flow_loop_exit_edges_find): Likewise.
10146 (flow_loop_nodes_find): Likewise.
10147 (mark_single_exit_loops): Likewise.
10148 (flow_loop_pre_header_scan): Likewise.
10149 (flow_loop_pre_header_find): Likewise.
10150 (update_latch_info): Likewise.
10151 (canonicalize_loop_headers): Likewise.
10152 (flow_loops_find): Likewise.
10153 (get_loop_body_in_bfs_order): Likewise.
10154 (get_loop_exit_edges): Likewise.
10155 (num_loop_branches): Likewise.
10156 (verify_loop_structure): Likewise.
10157 (loop_latch_edge): Likewise.
10158 (loop_preheader_edge): Likewise.
10159 * cfgloopanal.c (mark_irreducible_loops): Likewise.
10160 (expected_loop_iterations): Likewise.
10161 * cfgloopmanip.c (remove_bbs): Likewise.
10162 (fix_bb_placement): Likewise.
10163 (fix_irreducible_loops): Likewise.
10164 (remove_path): Likewise.
10165 (scale_bbs_frequencies): Likewise.
10166 (loopify): Likewise.
10167 (unloop): Likewise.
10168 (fix_loop_placement): Likewise.
10169 (loop_delete_branch_edge): Likewise.
10170 (duplicate_loop_to_header_edge): Likewise.
10171 (mfb_keep_just): Likewise.
10172 (create_preheader): Likewise.
10173 (force_single_succ_latches): Likewise.
10174 (loop_split_edge_with): Likewise.
10175 (create_loop_notes): Likewise.
10176 * cfgrtl.c (rtl_split_block): Likewise.
10177 (rtl_merge_blocks): Likewise.
10178 (rtl_can_merge_blocks): Likewise.
10179 (try_redirect_by_replacing_jump): Likewise.
10180 (force_nonfallthru_and_redirect): Likewise.
10181 (rtl_tidy_fallthru_edge): Likewise.
10182 (commit_one_edge_insertion): Likewise.
10183 (commit_edge_insertions): Likewise.
10184 (commit_edge_insertions_watch_calls): Likewise.
10185 (rtl_verify_flow_info_1): Likewise.
10186 (rtl_verify_flow_info): Likewise.
10187 (purge_dead_edges): Likewise.
10188 (cfg_layout_redirect_edge_and_branch): Likewise.
10189 (cfg_layout_can_merge_blocks_p): Likewise.
10190 (rtl_flow_call_edges_add): Likewise.
10191 * cse.c (cse_cc_succs): Likewise.
10192 * df.c (hybrid_search): Likewise.
10193 * dominance.c (calc_dfs_tree_nonrec): Likewise.
10194 (calc_dfs_tree): Likewise.
10195 (calc_idoms): Likewise.
10196 (recount_dominator): Likewise.
10197 * domwalk.c (walk_dominator_tree): Likewise.
10198 * except.c (emit_to_new_bb_before): Likewise.
10199 (connect_post_landing_pads): Likewise.
10200 (sjlj_emit_function_enter): Likewise.
10201 (sjlj_emit_function_exit): Likewise.
10202 (finish_eh_generation): Likewise.
10203 * final.c (compute_alignments): Likewise.
10204 * flow.c (calculate_global_regs_live): Likewise.
10205 (initialize_uninitialized_subregs): Likewise.
10206 (init_propagate_block_info): Likewise.
10207 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10208 * gcse.c (find_implicit_sets): Likewise.
10209 (bypass_block): Likewise.
10210 (bypass_conditional_jumps): Likewise.
10211 (compute_pre_data): Likewise.
10212 (insert_insn_end_bb): Likewise.
10213 (insert_store): Likewise.
10214 (remove_reachable_equiv_notes): Likewise.
10215 * global.c (global_conflicts): Likewise.
10216 (calculate_reg_pav): Likewise.
10217 * graph.c (print_rtl_graph_with_bb): Likewise.
10218 * ifcvt.c (mark_loop_exit_edges): Likewise.
10219 (merge_if_block): Likewise.
10220 (find_if_header): Likewise.
10221 (block_jumps_and_fallthru_p): Likewise.
10222 (find_if_block): Likewise.
10223 (find_cond_trap): Likewise.
10224 (block_has_only_trap): Likewise.
10225 (find_if_case1): Likewise.
10226 (find_if_case_2): Likewise.
10227 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
10228 (perfect_nestify): Likewise.
10229 * lcm.c (compute_antinout_edge): Likewise.
10230 (compute_laterin): Likewise.
10231 (compute_available): Likewise.
10232 (compute_nearerout): Likewise.
10233 * loop-doloop.c (doloop_modify): Likewise.
10234 * loop-init.c (loop_optimizer_init): Likewise.
10235 * loop-invariant.c (find_exits): Likewise.
10236 * loop-iv.c (simplify_using_initial_values): Likewise.
10237 (check_simple_exit): Likewise.
10238 (find_simple_exit): Likewise.
10239 * loop-unroll.c (peel_loop_completely): Likewise.
10240 (unroll_loop_constant_iterations): Likewise.
10241 (unroll_loop_runtime_iterations): Likewise.
10242 * loop-unswitch.c (may_unswitch_on): Likewise.
10243 (unswitch_loop): Likewise.
10244 * modulo-sched.c (generate_prolog_epilog): Likewise.
10245 (sms_schedule): Likewise.
10246 * postreload-gcse.c (eliminate_partially_redundant_load):
10248 * predict.c (can_predict_insn_p): Likewise.
10249 (set_even_probabilities): Likewise.
10250 (combine_predictions_for_bb): Likewise.
10251 (predict_loops): Likewise.
10252 (estimate_probability): Likewise.
10253 (tree_predict_by_opcode): Likewise.
10254 (tree_estimate_probability): Likewise.
10255 (last_basic_block_p): Likewise.
10256 (propagate_freq): Likewise.
10257 (estimate_loops_at_level): Likewise.
10258 (estimate_bb_frequencies): Likewise.
10259 * profile.c (instrument_edges): Likewise.
10260 (get_exec_counts): Likewise.
10261 (compute_branch_probabilities): Likewise.
10262 (branch_prob): Likewise.
10263 * ra-build.c (live_in): Likewise.
10264 * ra-rewrite.c (rewrite_program2): Likewise.
10265 * ra.c (reg_alloc): Likewise.
10266 * reg-stack.c (reg_to_stack): Likewise.
10267 (convert_regs_entry): Likewise.
10268 (compensate_edge): Likewise.
10269 (convert_regs_1): Likewise,
10270 (convert_regs_2): Likewise.
10271 (convert_regs): Likewise.
10272 * regrename.c (copyprop_hardreg_forward): Likewise.
10273 * reload1.c (fixup_abnormal_edges): Likewise.
10274 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
10275 (sbitmap_insersection_of_preds): Likewise.
10276 (sbitmap_union_of_succs): Likewise.
10277 (sbitmap_union_of_preds): Likewise.
10278 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
10279 (fix_basic_block_boundaries): Likewise.
10280 (sched_ebbs): Likewise.
10281 * sched-rgn.c (build_control_flow): Likewise.
10282 (find_rgns): Likewise.
10283 * tracer.c (find_best_successor): Likewise.
10284 (find_best_predecessor): Likewise.
10285 (tail_duplicate): Likewise.
10286 * tree-cfg.c (make_edges): Likewise.
10287 (make_ctrl_stmt_edges): Likewise.
10288 (make_goto_expr_edges): Likewise.
10289 (tree_can_merge_blocks_p): Likewise.
10290 (tree_merge_blocks): Likewise.
10291 (cfg_remove_useless_stmts_bb): Likewise.
10292 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10293 (tree_block_forwards_to): Likewise.
10294 (cleanup_control_expr_graph): Likewise.
10295 (find_taken_edge): Likewise.
10296 (dump_cfg_stats): Likewise.
10297 (tree_cfg2vcg): Likewise.
10298 (disband_implicit_edges): Likewise.
10299 (tree_find_edge_insert_loc): Likewise.
10300 (bsi_commit_edge_inserts): Likewise.
10301 (tree_split_edge): Likewise.
10302 (tree_verify_flow_info): Likewise.
10303 (tree_make_forwarder_block): Likewise.
10304 (tree_forwarder_block_p): Likewise.
10305 (thread_jumps): Likewise.
10306 (tree_try_redirect_by_replacing_jump): Likewise.
10307 (tree_split_block): Likewise.
10308 (add_phi_args_after_copy_bb): Likewise.
10309 (rewrite_to_new_ssa_names_bb): Likewise.
10310 (dump_function_to_file): Likewise.
10311 (print_pred_bbs): Likewise.
10312 (print_loop): Likewise.
10313 (tree_flow_call_edges_add): Likewise.
10314 (split_critical_edges): Likewise.
10315 (execute_warn_function_return): Likewise.
10316 (extract_true_false_edges_from_block): Likewise.
10317 * tree-if-conv.c (tree_if_conversion): Likewise.
10318 (if_convertable_bb_p): Likewise.
10319 (find_phi_replacement_condition): Likewise.
10320 (combine_blocks): Likewise.
10321 * tree-into-ssa.c (compute_global_livein): Likewise.
10322 (ssa_mark_phi_uses): Likewise.
10323 (ssa_rewrite_initialize_block): Likewise.
10324 (rewrite_add_phi_arguments): Likewise.
10325 (ssa_rewrite_phi_arguments): Likewise.
10326 (insert_phi_nodes_for): Likewise.
10327 (rewrite_into_ssa): Likewise.
10328 (rewrite_ssa_into_ssa): Likewise.
10329 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
10330 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
10331 (rewrite_trees): Likewise.
10332 * tree-pretty-print.c (dump_bb_header): Likewise.
10333 (dump_implicit_edges): Likewise.
10334 * tree-sra.c (insert_edge_copies): Likewise.
10335 (find_obviously_necessary_stmts): Likewise.
10336 (remove_data_stmt): Likewise.
10337 * tree-ssa-dom.c (thread_across_edge): Likewise.
10338 (dom_opt_finalize_block): Likewise.
10339 (single_incoming_edge_ignoring_loop_edges): Likewise.
10340 (record_equivalences_from_incoming_edges): Likewise.
10341 (cprop_into_successor_phis): Likewise.
10342 * tree-ssa-live.c (live_worklist): Likewise.
10343 (calculate_live_on_entry): Likewise.
10344 (calculate_live_on_exit): Likewise.
10345 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10346 (copy_loop_headers): Likewise.
10347 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
10348 (fill_always_executed_in): Likewise.
10349 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
10350 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
10351 (compute_phi_arg_on_exit): Likewise.
10352 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
10353 (get_loops_exit): Likewise.
10354 (split_loop_exit_edge): Likewise.
10355 (ip_normal_pos): Likewise.
10356 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
10358 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
10359 (replace_phi_with_stmt): Likewise.
10360 (value_replacement): Likewise.
10361 * tree-ssa-pre.c (compute_antic_aux): Likewise.
10362 (insert_aux): Likewise.
10363 (init_pre): Likewise.
10364 * tree-ssa-propagate.c (simulate_stmt): Likewise.
10365 (simulate_block): Likewise.
10366 (ssa_prop_init): Likewise.
10367 * tree-ssa-threadupdate.c (thread_block): Likewise.
10368 (create_block_for_threading): Likewise.
10369 (remove_last_stmt_and_useless_edges): Likewise.
10370 * tree-ssa.c (verify_phi_args): Likewise.
10371 (verify_ssa): Likewise.
10372 * tree_tailcall.c (independent_of_stmt_p): Likewise.
10373 (find_tail_calls): Likewise.
10374 (eliminate_tail_call): Likewise.
10375 (tree_optimize_tail_calls_1): Likewise.
10376 * tree-vectorizer.c (vect_transform_loop): Likewise.
10377 * var-tracking.c (prologue_stack_adjust): Likewise.
10378 (vt_stack_adjustments): Likewise.
10379 (vt_find_locations): Likewise.
10380 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
10381 * config/i386/i386.c (ix86_pad_returns): Likewise.
10382 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
10383 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
10385 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
10388 * config/sparc/sparc.c (struct machine_function): New field
10389 'leaf_function_p' and 'prologue_data_valid_p'.
10390 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
10391 to conveniently access the above fields.
10392 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
10393 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
10394 of the generic flavor 'current_function_uses_only_leaf_regs'.
10395 (eligible_for_sibcall_delay): Likewise.
10396 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
10397 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
10398 (sparc_asm_function_prologue): Add sanity check for the assumption
10399 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
10400 (sparc_can_use_return_insn_p): New function.
10401 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
10402 (output_restore): Likewise.
10403 (output_sibcall): Likewise.
10404 (sparc_output_mi_thunk): Likewise.
10405 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
10406 * config/sparc/sparc.md (return): New expander.
10408 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
10410 2004-09-27 Mark Mitchell <mark@codesourcery.com>
10413 * stor-layout.c (layout_decl): Use fold_convert, not convert.
10414 (bit_from_pos): Likewise.
10415 (byte_from_pos): Likewise.
10416 (pos_from_bit): Likewise.
10417 (normalize_offset): Likewise.
10418 (place_field): Likewise.
10419 (finalize_type_size): Likewise.
10420 (layout_type): Likewise.
10421 * tree.c (build_index_type): Likewise.
10423 2004-09-27 Devang Patel <dpatel@apple.com>
10425 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
10426 * genopinit.c (optabs): New entry for vcond_gen_code and
10428 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
10429 (get_rtx_code): New function.
10430 (vector_compare_rtx): New function.
10431 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
10432 (expand_vec_cond_expr_p): New function.
10433 (expand_vec_cond_expr): New function.
10434 (get_vcond_icode): New function.
10435 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
10436 (vcond_gen_code, vcondu_gen_code): Same.
10438 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
10440 * Makefile.in (STAGESTUFF): Split into ...
10441 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
10442 (mostlyclean): Update.
10443 (stage1-start, stage2-start, stage3-start, stage4-start,
10444 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
10445 Move the STAGEMOVESTUFF.
10447 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
10449 * system.h (getpagesize): Return 'int' instead of 'long'.
10451 2004-09-27 Michael Matz <matz@suse.de>
10455 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
10456 bmp_iter_and_init): Shift by bit_in_word.
10458 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
10460 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
10461 * configure.ac: Don't sinclude it here.
10462 * configure: Regenerate.
10464 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
10466 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
10469 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
10472 * c-typeck.c (build_component_ref): Name type involved in
10473 diagnostic for structure or union without a member of the given
10476 2004-09-27 DJ Delorie <dj@redhat.com>
10478 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
10479 .comm alignment is bytes, not bits.
10481 2004-09-27 Devang Patel <dpatel@apple.com>
10483 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
10484 (print_call_name): Do not print VEC_COND_EXPR.
10486 2004-09-27 Devang Patel <dpatel@apple.com>
10488 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
10490 2004-09-27 Jan Hubicka <jh@suse.cz>
10492 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
10494 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
10496 * bitmap.h: Fix a comment typo.
10498 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
10500 * libgcc2.c (getpagesize): Change type of return value to int.
10502 2004-09-26 Matt Austern <austern@apple.com>
10504 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
10507 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10509 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
10510 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
10511 (bitmap_iterator): New type.
10512 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
10513 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
10514 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
10515 bmp_iter_and_init, bmp_iter_and_next): New functions.
10516 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
10517 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
10518 use iterator-style EXECUTE_IF_IN_BITMAP macros.
10519 * bitmap.c (bitmap_print): Ditto.
10520 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
10521 btr_def_live_range): Ditto.
10522 * cfganal.c (compute_dominance_frontiers_1) Ditto.
10523 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
10525 * ddg.c (build_inter_loop_deps): Ditto.
10526 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
10528 * except.c (remove_eh_handler): Ditto.
10529 * flow.c (reg_set_to_hard_reg_set): Ditto.
10530 * gcse.c (clear_modify_mem_tables): Ditto.
10531 * global.c (build_insn_chain): Ditto.
10532 * ifcvt.c (dead_or_predicable): Ditto.
10533 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
10535 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
10536 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
10537 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
10538 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
10539 tree_purge_all_dead_eh_edges): Ditto.
10540 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
10541 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
10542 rewrite_ssa_into_ssa): Ditto.
10543 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
10544 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
10546 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
10547 compute_flow_sensitive_aliasing, maybe_create_global_var,
10548 dump_points_to_info_for): Ditto.
10549 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
10550 * tree-ssa-dse.c (dse_finalize_block): Ditto.
10551 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
10552 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
10554 * tree-ssa-loop-ivopts.c (find_induction_variables,
10555 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
10556 determine_use_iv_costs, determine_set_costs, find_best_candidate,
10557 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
10559 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
10560 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
10561 add_call_read_ops): Ditto.
10562 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
10564 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10566 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
10567 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
10569 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
10571 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
10572 reflect size of memory regions being compared.
10574 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
10576 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
10577 expressions. Always clear MEM_SIZE and alias set.
10579 2004-09-26 Roger Sayle <roger@eyesopen.com>
10580 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10582 PR middle-end/17112
10583 * stor-layout.c (compute_record_mode): For records with a single
10584 field, only use the field's mode if its size matches what we'd
10585 have choosen for the record ourselves. This forces the use of
10586 BLKmode for packed records that don't completely fill a mode.
10588 2004-09-26 Roger Sayle <roger@eyesopen.com>
10590 PR middle-end/17151
10591 * combine.c (force_to_mode): Remove dubious early return test that
10592 inhibits further optimization.
10594 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
10596 * profile.c: Fix a comment typo.
10598 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10601 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
10602 with varying offset.
10603 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
10604 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
10606 (expr_invariant_in_loop_p): New function.
10607 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
10608 component_ref_field_offset for COMPONENT_REFs. Do not allow
10609 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
10610 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
10611 MISALIGNED_INDIRECT_REFs.
10612 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
10613 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
10614 MISALIGNED_INDIRECT_REFs.
10616 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
10619 * gcc.c (cpp_options, cc1_options): Preserve relative order of
10620 -std and -ansi options.
10622 2004-09-26 Jan Hubicka <jh@suse.cz>
10624 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
10625 for nested functions whose proper parent has not been output.
10627 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
10628 when re-constructing profile previously invalidated by loop.
10630 2004-09-25 Dale Johannesen <dalej@apple.com>
10632 * tree-gimple.c: Move GIMPLE definition...
10633 * doc/tree-ssa.texi: here.
10635 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10637 * tree-vectorizer.c: Fix a comment typo.
10639 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10641 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
10642 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
10643 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
10644 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
10646 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10648 * tree-ssa-loop-unswitch.c: Fix a comment typo.
10650 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10652 * doc/passes.texi: Fix a typo.
10654 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10656 * tree-optimize.c (init_tree_optimization_passes): Add
10657 pass_record_bounds.
10658 * tree-pass.h (pass_record_bounds): Declare.
10659 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
10662 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10664 PR tree-optimization/17474
10665 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
10666 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
10668 2004-09-25 Jan Hubicka <jh@suse.cz>
10670 * predict.c (counts_to_freqs): Make global.
10671 * predict.h (counts_to_freqa): Declare.
10672 * profile.c (compute_branch_probabilities): Compute frequencies
10673 * tree-profile.c (do_tree_profiling): Refine conditional on when
10674 tree profiling pass is needed.
10676 * passes.c (rest_of_handle_cfg): Disable const/pure function
10677 detection when doing tree based profiling.
10679 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
10682 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
10684 * config/mips/mips.h (struct mips_args): Clarify comments.
10685 * config/mips/mips.c (struct mips_arg_info): Likewise.
10686 (mips_arg_info): Don't allow fpr_p to affect the register or
10687 stack alignment. Remove o64 silliness.
10688 (function_arg): Deal with the o32 float,float case specially.
10690 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
10692 * config/mips/mips.md (loadx, storex): Define for V2SF.
10694 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
10696 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
10697 * config/s390/s390.c (s390_back_chain_rtx): New function.
10698 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
10699 Call anti_adjust_stack.
10700 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
10701 only if compiling with back chain.
10702 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
10703 back chain only if back chain enabled. Use s390_back_chain_rtx.
10705 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
10707 * doc/trouble.texi: Remove obsolete information. Update
10708 information on how to regenerate fixincluded headers.
10710 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
10713 * doc/invoke.texi: Document that
10714 -Wno-error-implicit-function-declaration is not accepted.
10716 2004-09-24 Richard Henderson <rth@redhat.com>
10718 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
10719 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
10721 (alpha_expand_mov): Allow unaligned vectors.
10722 (alpha_expand_unaligned_store): Use CONST0_RTX.
10723 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
10725 2004-09-24 Jeff Law <law@redhat.com>
10727 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
10729 (simplify_cond_and_lookup_avail_expr): Likewise.
10731 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10734 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
10735 title. Document interaction with -fms-extensions.
10736 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
10739 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10742 * doc/extend.texi: Document interaction of attribute noreturn and
10745 2004-09-24 Richard Henderson <rth@redhat.com>
10748 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
10749 (som_hash, som_eq): New.
10750 (init_subregs_of_mode, record_subregs_of_mode): New.
10751 (cannot_change_mode_set_regs): Rewrite for htab implementation.
10752 (invalid_mode_change_p): Likewise.
10753 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
10754 * flow.c (mark_used_regs): Likewise.
10755 (life_analysis): Use init_subregs_of_mode.
10756 * regs.h (subregs_of_mode): Remove.
10757 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
10759 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10761 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
10762 type with the copy of the conditional.
10764 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10767 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10768 Prevent renaming if the aliasing sets of the type which the
10769 pointer points to are different.
10771 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10774 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
10775 declarations of enumerators.
10776 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
10777 for redefinition. Check for nested redefinition.
10778 (finish_struct): Don't check for nested redefinition.
10779 (start_enum): Check for nested redefinition.
10781 2004-09-24 Devang Patel <dpatel@apple.com>
10783 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
10784 only when necesssary.
10785 (combine_blocks): Combine loop header and exit block.
10787 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
10789 * hooks.c (hook_tree_tree_bool_null): New.
10790 * hooks.h (hook_tree_tree_bool_null): Declare it.
10791 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
10792 * targhooks.c (default_fold_builtin): Remove.
10793 * targhooks.h (default_fold_builtin): Remove.
10795 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10797 PR rtl-optimization/17625
10798 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
10800 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10803 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
10804 Reject if any of the operands occur in an abnormal PHI.
10806 2004-09-24 Andreas Schwab <schwab@suse.de>
10808 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
10811 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10813 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
10814 if the GNU assembler is used.
10815 (sparc-*-solaris2*): Likewise.
10816 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
10817 (dbxout_function_end): Protect N_ENSYM with it.
10818 (dbxout_begin_prologue): Protect N_BNSYM with it.
10819 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
10820 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
10821 * config/sparc/sol2-gas.h: New file.
10823 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
10826 * Makefile.in (@set_gcc_lib_path@): Added.
10828 * configure.ac: Include ../config/gcc-lib-path.m4. Use
10829 TL_AC_GNU_MAKE_GCC_LIB_PATH.
10830 * configure: Regenerated.
10832 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10835 * c-typeck.c (build_c_cast): Improve wording of
10836 -Wbad-function-cast diagnostic.
10838 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
10841 * config/cris/cris.md (moverside, movemside): Rename variable
10842 "reg" to "otherop". To generate canonical RTX, check that otherop
10843 isn't constant instead of checking that operand 1 is a register.
10845 2004-09-23 Jakub Jelinek <jakub@redhat.com>
10847 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
10849 2004-09-23 Diego Novillo <dnovillo@redhat.com>
10850 Jakub Jelinek <jakub@redhat.com>
10852 * tree-flow.h (find_new_referenced_vars): Add prototype.
10853 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
10855 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
10857 (mark_new_vars_to_rename): Walk through all operands.
10858 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
10859 (execute_fold_all_builtins): Use it.
10860 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
10862 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
10864 * gthr-tpf.h: New file.
10865 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
10866 * gthr.h: Use gthr-tpf.h on TPF OS.
10868 2004-09-23 Jeff Law <law@redhat.com>
10870 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
10871 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
10872 (substitute_and_fold): Likewise.
10873 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
10874 except invariants from SSA_NAME_VALUE.
10875 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
10876 and SET_SSA_NAME_EQUIV.
10877 (restore_vars_to_original_value, record_const_or_copy): Likewise.
10878 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
10879 (record_equality, cprop_into_successor_phis): Likewise.
10880 (record_equivalences_from_stmt, cprop_operand): Likewise.
10881 (lookup_avail_expr): Likewise.
10882 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
10883 from SSA_NAME_VALUE.
10884 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
10885 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
10886 annotation from the VALUE_HANDLE field.
10888 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
10892 * tree.c (reconstruct_complex_type): Remove extra "this".
10893 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
10894 Add V4SFmode to case statement.
10896 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
10899 * doc/extend.texi, doc/invoke.texi: Document interaction of
10900 -fno-builtin with format checks. Note that built-in functions
10901 have effects beyond generating code that avoids calls to those
10904 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
10906 PR tree-optimization/17533
10907 * dominance.c (verify_dominators): Tolerate even more incorrect
10908 dominance data during error message printing.
10909 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
10910 and edges more correctly.
10912 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
10914 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
10916 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
10917 MISALIGNED_INDIRECT_REF.
10918 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
10919 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
10921 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
10922 (find_interesting_uses_address): Likewise.
10923 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
10924 (build_fold_addr_expr_with_type): Likewise.
10925 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
10926 * print-rtl.c (print_mem_expr): Likewise.
10927 * tree-dump.c (dequeue_and_dump): Likewise.
10928 * tree-eh.c (tree_could_trap_p): Likewise.
10929 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
10930 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
10931 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
10933 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10934 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10935 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
10936 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
10937 (add_address_candidates, rewrite_address_base): Likewise.
10938 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
10940 * tree.c (staticp, build1_stat): Likewise.
10942 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
10943 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
10944 * tree-ssa-operands.c (get_expr_operands): Likewise.
10945 * expr.c (expand_expr_real_1): Likewise.
10947 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
10949 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
10950 for the new optabs.
10951 (expand_ternary_op): New function.
10952 * genopinit.c (optabs): Handle the new optabs.
10953 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
10954 (init_optabs): Initialize vec_realign_load_optab.
10955 (expand_ternary_op): New functions.
10957 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
10958 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
10959 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
10960 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
10961 * target.h (struct vectorize): New member for struct gcc_target.
10962 (misaligned_mem_ok): New member for targetm.vectorize.
10963 (builtin_mask_for_load): Likewise.
10964 (builtin_mask_for_store): Likewise.
10965 * targethooks.c (default_vect_misaligned_mem_ok): New function.
10966 * targethooks.h (default_vect_misaligned_mem_ok): New function.
10968 * config/rs6000/altivec.md (build_vector_mask_for_load): New
10970 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
10971 (vec_realign_load_v16qi): New define_insn.
10972 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
10973 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
10974 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
10975 (altivec_builtin_mask_for_store): New variables.
10976 (rs6000_builtin_mask_for_load): New function. Implements
10977 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
10978 (rs6000_builtin_mask_for_store): New function. Implements
10979 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
10980 (rs6000_expand_builtin): Expand the target builtins
10981 builtin_mask_for_load and builtin_mask_for_store.
10982 (altivec_init_builtins): Initialize the new target builtins.
10983 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
10984 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
10986 * tree-vectorizer.c (vect_create_data_ref): Renamed to
10987 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
10988 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
10989 (vectorizable_store): Call vect_create_data_ref_ptr with additional
10990 arguments, and create an indirect_ref with its return value data_ref.
10991 Check aligned_access_p.
10992 (vectorizable_load): Handle misaligned loads, using software-pipelined
10993 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
10994 vec_realign_load_optab is supported, or using a scheme without
10995 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
10996 misaligned_mem_ok is supported.
10998 (vect_finish_stmt_generation): Typo.
10999 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
11000 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
11001 presence of misaligned loads.
11002 (vect_analyze_data_ref_access): Add check for constant init.
11003 (vect_get_symbl_and_dr): Remove duplicate line.
11004 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
11006 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
11008 * builtins.c: Fix a comment typo.
11010 2004-09-23 Jan Hubicka <jh@suse.cz>
11012 * profile.c (branch_prob): Do not verify flow info in the middle of the
11015 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11017 * cfgloop.h (update_single_exits_after_duplication): Declare.
11018 (loopify, split_loop_bb): Declaration changed.
11019 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
11021 (loopify): Added redirect_all_edges argument.
11022 (update_single_exits_after_duplication): Export.
11023 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
11024 * tree-flow.h (tree_duplicate_loop_to_header_edge,
11025 tree_ssa_loop_version): Declare.
11026 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
11027 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
11028 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
11029 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
11031 * tree-ssa-loop-unswitch.c: New file.
11032 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
11033 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
11034 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
11035 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
11036 * tree-pass.h (pass_unswitch): Declare.
11037 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
11038 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
11039 * doc/passes.texi: Documen tree level loop unswitching.
11041 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
11043 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
11045 2004-09-22 Eric Christopher <echristo@redhat.com>
11047 * builtins.c (simplify_builtin_va_start): Remove.
11048 (simplify_builtin): Ditto.
11049 (fold_builtin_strchr): Ditto.
11050 (simplify_builtin_*): Rename remainders to fold_builtin_*.
11051 (expand_builtin): Fix up for above changes.
11052 (fold_builtin_1): Add new folders. Change for above.
11053 (expand_builtin_va_start): Call fold_builtin_next_arg.
11054 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
11055 * tree.h: Remove prototype for simplify_builtin.
11057 2004-09-23 Jan Hubicka <jh@suse.cz>
11060 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
11061 of fully inlined functions.
11062 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
11065 * cfgexpand.c (add_reg_br_prob_note): New function.
11066 (expand_gimple_cond_expr): Use it.
11067 (tree_expand_cfg): No longer kill the profile.
11068 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
11069 only if it is present.
11070 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
11071 * predict.c (combine_predictions_for_insn): Set the probabilities
11072 based on REG_BR_PROB note if present.
11073 * predict.c (branch_prob): Profile is read only with
11074 flag_branch_probabilities.
11076 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
11078 * aclocal.m4: Add in gettext's m4 includes.
11079 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
11080 * configure.ac: Add in check for iconv.h
11081 * configure: Regenerate.
11083 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
11085 * aclocal.m4: Update for rename of gettext-sister.m4.
11087 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
11089 Fix PR tree-optimization/17587
11090 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
11091 (insert_aux): Instead of here.
11093 2004-09-22 Diego Novillo <dnovillo@redhat.com>
11095 PR tree-optimization/16721
11096 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
11097 * tree-ssa-alias.c (create_memory_tag): Move setting of
11098 TREE_THIS_VOLATILE ...
11099 (get_tmt_for): ... here.
11101 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
11103 * config/sparc/sparc.md (cmove splitter): Fix formatting.
11104 (conditional_trap expander): Reject inappropriate CCmodes.
11105 (conditional trap insn): Use V9 syntax if possible.
11107 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
11110 * c-typeck.c (build_component_ref): Don't special-case
11113 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
11115 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
11118 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
11120 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
11121 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
11122 TRUTH_XOR_EXPR): Mention the restriction on types.
11124 2004-09-22 Matt Austern <austern@apple.com>
11126 * config/darwin.c (darwin_make_decl_one_only):
11127 Allow coalesced symbol to appear in static archive's table of contents
11129 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
11131 PR tree-optimization/17512
11132 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
11135 2004-09-22 David Edelsohn <edelsohn@gnu.org>
11137 * dbxout.c (get_lang_number): Do not define if
11138 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
11140 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
11143 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
11144 builtin_define ("__USE_INIT_FINI__").
11146 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
11148 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
11149 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
11150 * config/s390/s390.h (TARGET_TPF): New macro.
11151 * config/s390/s390.md ("eh_return"): New expander.
11152 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
11153 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
11154 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
11155 * config/s390/tpf.h (TARGET_TPF): Define to 1.
11156 (STACK_POINTER_OFFSET): Increase to 448.
11157 (TARGET_DEFAULT): Set -mtpf-trace on as default.
11158 (TPF_LOC_DIFF_OFFSET): New macro.
11159 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
11161 (__isPATrange): Add prototype.
11162 (MD_FALLBACK_FRAME_STATE_FOR): Define.
11163 * config/s390/tpf-eh.c: New file.
11165 2004-09-22 Diego Novillo <dnovillo@redhat.com>
11167 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
11168 operands in an integer comparison.
11169 * tree-cfg.c (find_taken_edge): Call fold() to determine
11170 whether the predicate is known.
11172 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
11174 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
11175 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
11176 Create build and doc directories along with the language directories.
11177 Don't create doc directory separately.
11178 * configure: Regenerate.
11179 * Makefile.in: Create all object and executables files built
11180 with the build compiler in a build/ directory.
11181 (genobjnames): Add missing build objects.
11182 (STAGESTUFF): Don't stage the gen* programs.
11183 (ggc-none.o): Define dependencies for the target compiler.
11184 (build-print-rtl.o): Rename to build/print-rtl.o.
11185 (build-errors.o): Rename to build/errors.o.
11186 (build-varray.o): Rename to build/varray.o.
11187 (maintainerclean): Delete the contents of the build directory.
11188 ($(genobjs): %.o): Explicitly use -o.
11189 (build/insn-conditions.o): Delete specfic rule to use generic rule.
11190 (build/gengtype-lex.o): Likewise.
11191 (build/gengtype-yacc.o): Likewise.
11192 (build/gcov-iov.o): Likewise.
11194 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
11196 * vec.h (VEC_space): Return true if there _is_ space.
11197 (VEC_reserve): Adjust.
11199 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
11201 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
11202 use FPRs for scalar, complex and vector types only.
11204 2004-09-21 Jeff Law <law@redhat.com>
11206 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
11207 the opt_stats_d structure.
11208 (vrp_data): Change from a varray into a hash table.
11209 (vrp_hash_elt): New structure for elements in the vrp hash table.
11210 (vrp_hash, vrp_eq):New functions for hashing and testing equality
11211 in the vrp hash table.
11212 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
11213 initialization slightly to make it easier to read. No longer need
11214 to grow/clear the varray. Instead empty and delete the hash table.
11215 (dom_opt_finalize_block): Update due to change of VRP_DATA from
11216 a varray to a hash table.
11217 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
11219 * tree-ssa-ccp.c (get_default_value): If we have a constant
11220 value recorded for an SSA_NAME, then use that constant as
11221 the initial lattice value.
11222 (substitute_and_fold): Transfer equivalences discovered into
11225 * tree.h (SSA_NAME_EQUIV): Add comments.
11226 (SET_SSA_NAME_EQUIV): Similarly.
11228 2004-09-21 David Edelsohn <edelsohn@gnu.org>
11230 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
11232 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
11234 2004-09-21 Mark Mitchell <mark@codesourcery.com>
11236 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
11237 (finish_decl): Likewise.
11239 2004-09-21 Devang Patel <dpatel@apple.com>
11241 * tree.def (VEC_COND_EXPR): New tree node.
11242 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
11244 2004-09-21 Stan Shebs <shebs@apple.com>
11246 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
11247 * config/rs6000/darwin-world.asm: Likewise.
11249 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
11251 * tree-ssa.c (verify_def): Use print_generic_stmt,
11252 not debug_generic_stmt.
11253 (verify_use): Ditto.
11254 (verify_phi_args): Ditto.
11255 (verify_ssa): Ditto.
11257 2004-09-21 Paul Brook <paul@codesourcery.com>
11259 * varasm.c (default_assemble_integer): Return false for values wider
11260 than the target word size. Works around GAS bug.
11262 2004-09-21 Zack Weinberg <zack@codesourcery.com>
11264 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
11266 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
11269 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
11271 * c-typeck.c (build_function_call): Give name of object
11272 we are attempting to call in error message.
11273 * c-objc-common.c (c_tree_printer): Call pp_expression,
11274 not return false, for 'E' case.
11276 2004-09-21 Steven Bosscher <stevenb@suse.de>
11278 PR rtl-optimization/17482
11279 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
11280 load_killed_in_block_p): Clarify comments.
11281 (record_last_reg_set_info): Make static inline.
11282 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
11283 (record_opr_changes): New function to replace the above.
11284 (compute_hash_table): Clarify comments. Use record_opr_changes.
11285 (reg_set_between_after_reload_p): Clean up.
11286 (reg_used_between_after_reload_p): Likewise.
11287 (eliminate_partially_redundant_load): Clarify comments.
11289 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11291 PR rtl-optimization/17266
11292 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
11294 2004-09-21 Uros Bizjak <uros@kss-loka.si>
11296 PR rtl-optimization/14851
11297 * rtlanal.c (commutative_operand_precedence): Calculate
11298 precedence of stripped constant.
11300 2004-09-20 Jeff Law <law@redhat.com>
11301 Jan Hubicka <jh@suse.cz>
11303 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
11304 initialize key elements here.
11305 (release_ssa_name): Zero the released SSA_NAME here.
11306 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
11307 (struct tree_ssa_name): Add new "equiv" field.
11308 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
11309 (tree_ssa_dominator_optimize): No longer allocate, resize or
11310 clear CONST_AND_COPIES.
11311 (get_value_for, set_value_for): Kill.
11312 (thread_across_edge): Get/set the equivalency using
11313 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
11314 (restore_vars_to_original_value): Likewise.
11315 (record_equivalences_from_phis): Likewise.
11316 (record_dominating_conditions): Likewise.
11317 (record_const_or_copy, record_equality): Likewise.
11318 (lookup_avail_expr): Likewise.
11319 (record_equivalences_from_stmt, cprop_operand): Likewise.
11320 (cprop_into_successor_phis): No longer need to pass around
11321 CONST_AND_COPIES. Callers updated. Get equivalences via
11323 (cprop_into_phis): Likewise.
11325 2004-09-20 Matt Austern <austern@apple.com>
11326 Zack Weinberg <zack@codesourcery.com>
11328 * c-common.c (fix_string_type): Build the unqualified array
11329 type unconditionally, then use c_build_qualified_type to get
11330 the proper const-qualified variant, and set its
11331 TYPE_MAIN_VARIANT to refer to the unqualified type.
11332 * c-lex.c (c_lex_return_raw_string): New global.
11333 (c_lex_with_flags): Honor it.
11334 * c-pragma.h: Declare it.
11336 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
11338 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
11340 2004-09-21 Jan Hubicka <jh@suse.cz>
11342 PR middle-end/17126
11343 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
11344 (tree_rest_of_compilation): Cleanup.
11346 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
11348 * config/s390/s390.c (s390_select_rtx_section): Remove.
11349 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
11351 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
11353 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
11354 note to pretend a direct save from the original register when an
11355 intermediate register is used for the save.
11357 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11359 * tsystem.h (alloca): Provide a default definition.
11362 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11363 * unwind-dw2.c: Call __builtin_alloca, not alloca.
11365 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
11368 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
11369 aliasing sets are the same rather than just conflicting.
11371 2004-09-20 Jan Hubicka <jh@suse.cz>
11373 PR middle-end/16460
11375 * cgraph.c (cgraph_unnest_node): New function.
11376 (c_finalize): Rename to ....
11377 (c_warn_unused_result_recursivly): ... this one; do only the warning
11378 (finish_function): Finalize the toplevel function; do not lower nested tree.
11379 * cgraph.h (cgraph_unnest_node): Declare.
11380 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
11381 nestedness datastructure.
11382 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
11383 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
11384 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
11386 2004-09-20 Richard Henderson <rth@redhat.com>
11388 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
11389 from some_small_symbolic_operand_1; export.
11390 (some_small_symbolic_operand): Remove.
11391 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
11393 * config/alpha/predicates.md (some_small_symbolic_operand): New.
11395 2004-09-20 Jan Hubicka <jh@suse.cz>
11397 * predict.c (return_prediction): New function.
11398 (apply_return_prediction): Likewise.
11399 (tree_bb_level_predictions): Likewise.
11400 (tree_estimate_probability): Add noreturn exit edges; call
11401 bb_level_predictions; fix logic of return heuristics.
11402 (predict_paths_leading_to): Rescuesce from old CVS version of
11403 process_note_prediction function.
11404 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
11406 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
11408 * config/s390/s390.c (s390_frame_info): Added alignment statement for
11409 floating point register area on stack.
11411 2004-09-20 Jakub Jelinek <jakub@redhat.com>
11413 * predict.c (expr_expected_value): Use *_CLASS_P macros.
11415 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
11417 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
11418 generating useless garbage.
11420 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
11422 * builtins.c (fold_builtin): Call the new omonymous
11423 target hook for machine-dependent built-ins.
11424 * target-def.h (TARGET_FOLD_BUILTIN): New.
11425 * target.h (struct gcc_target): Add the fold_builtin hook.
11426 * targhooks.c (default_fold_builtin): New.
11427 * targhooks.h (default_fold_builtin): Declare it.
11429 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
11431 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
11434 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
11437 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
11439 2004-09-20 Jan Hubicka <jh@suse.cz>
11441 * predict.c (estimate_probability): Remove unnecesary code.
11443 2004-09-19 Ira Rosen <irar@il.ibm.com>
11445 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
11446 (STMT_VINFO_VECT_DR_BASE): Declare.
11447 (VECT_SMODULO): Declare.
11448 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
11449 (vect_compute_array_base_alignment): New function.
11450 (vect_analyze_data_ref_access): Check array indices. Remove one
11451 dimensional arrays restriction.
11452 (vect_get_ptr_offset): New function.
11453 (vect_get_symbl_and_dr): New function.
11454 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
11455 (former name vect_get_base_decl_and_bit_offset).
11456 (vect_create_index_for_array_ref): Removed.
11457 (vect_create_index_for_vector_ref): New function.
11458 (vect_create_addr_base_for_vector_ref): New function.
11459 (vect_create_data_ref): Handle additional data refs. Call
11460 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
11461 (vect_compute_data_ref_alignment): Support the changes. Call
11462 vect_get_base_and_bit_offset.
11463 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
11464 data refs. Store vect_dr_base.
11465 (vect_analyze_data_ref_accesses): Support nonconstant init.
11466 (new_stmt_vec_info): Initialize vect_dr_base field.
11467 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11468 (get_vectype_for_scalar_type): Check for BLKmode.
11469 * tree-chrec.h (initial_condition_in_loop_num): Declare.
11470 * tree-chrec.c (initial_condition_in_loop_num): New function.
11471 (chrec_component_in_loop_num): New function.
11472 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
11473 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
11474 to be pointer to varray_type.
11476 2004-09-19 Jan Hubicka <jh@suse.cz>
11478 * basic-block.h (update_bb_profile_after_threading): Declare.
11479 * cfg.c (update_bb_profile_after_threading): Break out from ...
11480 * cfgcleanup.c (try_forward_edges): ... here; use it.
11481 * tree-ssa-dom.c (thread_across_edge): Use it.
11482 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
11483 profile of the new BB.
11485 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
11487 * tree-ssa-pre.c (insert_into_set): Don't put
11488 is_gimple_min_invariant values into the set.
11490 2004-09-19 Andreas Jaeger <aj@suse.de>
11492 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
11495 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11497 * config/cris/cris.h: Preserve the original spelling in a
11500 2004-09-18 Jeff Law <law@redhat.com>
11502 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
11503 global varrays to replace the block local varrays.
11504 (struct dom_walk_block_data): Remove, no longer used.
11505 (get_eq_expr_value): No longer need to pass around pointers to local
11506 varrays. Callers updated. Unused markers added to unused parameters.
11507 (record_range, record_equivalences_from_stmt): Likewise.
11508 (record_equivalences_from_incoming_edge): Likewise.
11509 (record_var_is_nonzero): Likewise. Update now that we have a
11510 single global varray of SSA_NAMEs that need restoring.
11511 (dom_opt_initialize_block_local_data): Kill, no longer used.
11512 (tree_ssa_dominator_optimize): Initialize new global varrays.
11513 Update callbacks in dominator walker structure.
11514 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
11515 VRP_VARIABLES_STACK.
11516 (restore_nonzero_vars_to_original_value): Update now that we have
11517 a single global varray of SSA_NAMEs that need restoring.
11518 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
11519 Remove unused variables.
11520 (optimize_stmt): Remove unused variable.
11522 2004-09-18 Jan Hubicka <jh@suse.cz>
11524 * tree-cfg.c (thread_jumps): Fix updating of the profile.
11526 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
11527 verify_cgraph call.
11529 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11531 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
11532 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
11533 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
11534 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
11535 tree-ssa-operands.c, tree-ssa-phiopt.c,
11536 tree-ssa-threadupdate.c: Fix comment typos.
11538 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11540 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
11541 config/arm/README-interworking, config/arm/arm-cores.def,
11542 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
11543 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
11544 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
11545 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
11546 config/frv/frv.md, config/i386/winnt.c,
11547 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
11548 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
11549 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
11550 config/mcore/mcore.c, config/mips/mips.h,
11551 config/mn10300/mn10300.md, config/pa/pa.c,
11552 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
11553 config/rs6000/rs6000.c, config/sh/symbian.c,
11554 config/sparc/sparc.h: Fix comment typos. Follow spelling
11557 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
11560 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
11562 2004-09-18 Diego Novillo <dnovillo@redhat.com>
11564 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
11565 remove TREE_ADDRESSABLE from RESULT_DECL.
11567 2004-09-18 Diego Novillo <dnovillo@redhat.com>
11569 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
11571 2004-09-18 Jan Hubicka <jh@suse.cz>
11573 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
11575 * tree-ssa-alias.c (init_alias_info): Likewise.
11576 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
11577 (verify_ssa): Likewise.
11578 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
11580 2004-09-18 Jan Hubicka <jh@suse.cz>
11582 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
11585 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
11587 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
11588 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11589 DW_EH_PE_sdata* for data.
11590 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
11592 2004-09-17 Geoffrey Keating <geoffk@apple.com>
11594 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
11598 * c-typeck.c (constructor_asmspec): Delete.
11599 (struct initializer_stack): Delete field 'asmspec'.
11600 (start_init): Delete saving of asmspec.
11601 (finish_init): Don't update constructor_asmspec.
11602 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
11603 * stmt.c (expand_asm): Duplicate strings from tree.
11604 (expand_asm_operands): Likewise.
11605 * tree.c (tree_size): Update computation of size of STRING_CST.
11606 (make_node): Don't make STRING_CST nodes.
11607 (build_string): Allocate string with tree node.
11608 (tree_code_size): Clean up assertions, don't allow requests
11609 for "the size of a STRING_CST".
11610 * tree.def (STRING_CST): Update comment.
11611 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
11612 (tree_string): Place contents of string in tree node.
11613 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
11616 2004-09-17 Zack Weinberg <zack@codesourcery.com>
11618 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
11619 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
11621 2004-09-17 Jones Desougi <jones@ingate.com>
11623 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
11624 * configure, config.in: Regenerate.
11626 2004-09-17 Zack Weinberg <zack@codesourcery.com>
11628 * tree.c, tree.h (tree_class_strings): Make array const.
11629 Reindent per coding convention. Move asterisk to proper place
11630 per coding convention.
11632 2004-09-18 Andreas Schwab <schwab@suse.de>
11634 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
11635 (tree-vectorizer.o): Likewise.
11636 (targhooks.o): Likewise.
11638 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
11639 Zack Weinberg <zack@codesourcery.com>
11641 * alias.c (find_base_decl): Remove unreachable case '3' block.
11642 * expr.c (safe_from_p): Abort if passed a type.
11643 * tree-gimple.c (recalculate_side_effects): Abort if passed
11644 anything other than an expression.
11645 * tree-ssa-pre.c (phi_translate): Return expr immediately if
11646 is_gimple_min_invariant is true for it. Reorder cases for clarity.
11647 Abort on un-handled tree classes.
11648 (valid_in_set): Likewise.
11649 * tree.c (tree_code_class_strings): New static data.
11651 * tree.h (enum tree_code_class): New.
11652 (tree_code_class_strings): Declare.
11653 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
11654 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
11655 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
11656 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
11657 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
11659 * tree.def, c-common.def, objc/objc-tree.def: Use
11660 tree_code_class enumeration constants instead of code letters.
11662 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
11663 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
11664 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
11665 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
11666 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
11667 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
11668 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
11669 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
11670 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
11671 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
11672 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
11673 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
11674 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
11677 * LANGUAGES: Add note about change.
11679 2004-09-17 Diego Novillo <dnovillo@redhat.com>
11681 PR tree-optimization/17319
11682 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
11683 examine pointers on the LHS of an assignment.
11684 (collect_points_to_info_r): Handle RETURN_EXPR.
11686 2004-09-17 Jeff Law <law@redhat.com>
11688 * tree-ssa-dom.c (const_and_copies_stack): New.
11689 (dom_walk_block_data): Remove const_and_copies field.
11690 (record_const_or_copy): No longer need to pass in varray_type *.
11691 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
11693 (record_equality): Similarly.
11694 (restore_vars_to_original_value): Similarly. Revamp to use new
11695 single global stack rather than per-block stacks.
11696 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
11697 (thread_across_edge): Remove now unused parameters.
11698 (dom_opt_initialize_block_local_data): No longer test the block
11699 local CONST_AND_COPIES.
11700 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
11702 2004-09-17 Jan Hubicka <jh@suse.cz>
11704 PR tree-optimization/17509
11705 * tree-optimize.c (update_inlined_to_pointers): New function.
11706 (tree_rest_of_compilation): Use it.
11708 2004-09-17 Devang Patel <dpatel@apple.com>
11710 * dbxout.c (get_lang_number): New.
11711 (dbxout_init): Include lang number in N_SO stab.
11712 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
11713 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
11715 2004-09-17 Diego Novillo <dnovillo@redhat.com>
11717 PR tree-optimization/17273
11718 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
11719 replacement is a constant.
11721 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
11723 * c-tree.h (enum c_typespec_keyword): New.
11724 (struct c_declspecs): Adjust description of "type". Remove
11725 specbits, explicit_int_p and explicit_char_p. Rename
11726 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
11727 short_p, signed_p, unsigned_p and complex_p.
11728 (finish_declspecs): New.
11729 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
11730 typename): Call finish_declspecs.
11731 * c-decl.c (finish_declspecs): New.
11732 (declspecs_add_type): Check for combinations which cannot occur in
11733 valid specifier lists. Update comments.
11734 (shadow_tag_warned): Remove checks done in finish_declspecs.
11735 Don't report useless type name if type defaulted to int.
11736 (grokdeclarator): Remove checks and actions done in
11737 finish_declspecs. Don't allow for type being NULL. Update for
11738 datastructures changes. Initialize decl_attr.
11739 (build_null_declspecs, quals_from_declspecs): Update for
11740 datastructures changes.
11742 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
11744 * doc/extend.texi: Fix duplicated word.
11746 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
11748 * doc/invoke.texi: Remove stray explanation on
11749 -freduce-all-givs and -fmove-all-movables.
11751 2004-09-17 James Morrison <phython@gcc.gnu.org>
11753 * doc/cfg.texi: Use @smallexample.
11754 * doc/md.texi: Likewise.
11755 * doc/tree-ssa.texi: Likewise.
11756 * doc/extend.texi: Likewise. Use @r{} in comments.
11757 * doc/trouble.texi: Use @r{} in comments.
11759 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
11761 * configure.ac (gcc_cv_gld_version): Handle whitespace before
11763 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
11764 * configure: Regenerate.
11766 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
11768 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
11769 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
11770 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
11771 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
11772 slashes in substitutions.
11773 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
11775 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
11777 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
11778 gimplify.c, lambda-code.c, optabs.c, predict.c,
11779 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
11780 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
11783 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
11785 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
11786 doc/extend.texi, doc/install.texi, doc/invoke.texi,
11787 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
11788 doc/trouble.texi: Use @option around options.
11790 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
11792 * Makefile.in (gen-protos.o): Depend on errors.h.
11794 2004-09-17 Steven Bosscher <stevenb@suse.de>
11796 PR tree-optimization/17513
11797 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
11798 for successors of the entry block.
11800 2004-09-17 Uros Bizjak <uros@kss-loka.si>
11802 PR rtl-optimization/15187
11803 * ifcvt.c (noce_try_cmove_arith): Exit early if total
11804 insn_rtx_cost of both branches > BRANCH_COST
11806 2004-09-16 Diego Novillo <dnovillo@redhat.com>
11808 PR tree-optimization/17528
11809 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
11810 erase the may-alias set for a tag when merging it with
11813 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
11815 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
11816 for 32-bit TARGET_SHMEDIA.
11817 (call_value): Likewise.
11819 2004-09-16 Diego Novillo <dnovillo@redhat.com>
11821 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
11822 test apply only to TREE_STATIC and DECL_EXTERNAL.
11824 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11826 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
11827 * basic-block.h (get_dominated_by_region): Declare.
11828 * dominance.c (get_dominated_by_region): New function.
11829 * tree-cfg.c: Include cfglayout.h.
11830 (tree_duplicate_bb): Duplicate also phi nodes.
11831 (struct ssa_name_map_entry): New type.
11832 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
11833 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
11834 allocate_ssa_names, rewrite_to_new_ssa_names_def,
11835 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
11836 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
11837 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
11838 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
11839 rewrite_to_new_ssa_names, allocate_ssa_names,
11840 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
11841 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
11842 (copy_loop_headers): Use tree_duplicate_sese_region.
11844 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
11846 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
11848 2004-09-16 Jeff Law <law@redhat.com>
11850 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
11851 (rewrite_block_data): Remove, no longer used.
11852 (rewrite_initialize_block_local_data): Remove, no longer used.
11853 (rewrite_initialize_block): Mark parameters as unused as needed.
11854 Change references to the block local block_defs to be block_defs_stack.
11855 Push a marker onto the block_defs_stack.
11856 (ssa_rewrite_initialize_block): Similarly.
11857 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
11858 (ssa_register_new_def): No longer needs varray argument. Use
11859 block_defs_stack instead. No longer handle possibly null block_defs
11860 varray. Reverse order of items we push on the stack to make it
11861 easier to identify our marker.
11862 (register_new_def): No longer handle possibly null block_defs
11864 (rewrite_finalize_block): Revamp to look for markers in the global
11865 block_defs_stack varray rather than wiping a block local varray.
11866 Mark arguments as unused as needed.
11867 (ssa_rewrite_finalize_block): Similarly.
11868 (rewrite_into_ssa): Update initialization of dom walker structure
11869 to reflect that we don't need block local data anymore. Initialize
11870 the block_defs_stack varray.
11871 (rewrite_ssa_into_ssa): Similarly.
11872 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
11873 (struct dom_walk_data): Kill block_defs field.
11874 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
11875 (thread_across_edge): Use the global block_defs_stack instead of
11876 the old block_defs varray.
11877 (dom_opt_initialize_block_local_data): Update now that we don't have
11878 block_defs field to check anymore.
11879 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
11880 (restore_currdefs_to_original_value): Use the new block_defs_stack
11881 instead of a block local varray.
11882 (dom_opt_finalize_block): Similarly.
11883 (record_equivalencs_from_phis): Similarly.
11884 (optimize_stmt, register_definitions_for_stmt): Similarly.
11886 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
11888 PR tree-optimization/17517
11889 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11890 coalesce same-root variables without checking for abnormal PHI usage.
11892 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
11894 * cfgloop.h (duplicate_loop): Add prototype.
11895 * cfgloopmanip.c (duplicate_loop): Make non-static.
11896 * lambda-code.c (perfect_nestify): Factor out test whether
11897 we can handle this loop into separate function.
11899 (can_convert_to_perfect_nest): New function.
11900 (replace_uses_of_x_with_y): Add modify_stmt call.
11901 * tree-loop-linear.c (linear_transform_loops): Call
11902 rewrite_into_loop_closed_ssa and free_df.
11904 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
11906 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
11907 loop invariant as well.
11908 (perfect_nestify): new function.
11909 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
11910 upper bounds, and steps.
11911 Set outerinductionvar properly.
11912 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
11914 Return NULL if we need a perfect loop and can't make one.
11915 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
11916 (not_interesting_stmt): New function.
11917 (phi_loop_edge_uses_def): Ditto.
11918 (stmt_uses_phi_result): Ditto.
11919 (stmt_is_bumper_for_loop): Ditto.
11920 (perfect_nest_p): Ditto.
11921 (nestify_update_pending_stmts): Ditto.
11922 (replace_uses_of_x_with_y): Ditto.
11923 (stmt_uses_op): Ditto.
11924 (perfect_nestify): Ditto.
11925 * lambda-mat.c (lambda_matrix_id_p): New function.
11926 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
11927 * lambda.h: Update prototypes.
11928 * tree-loop-linear (linear_transform_loop): Use new
11929 perfect_nest_p. Detect and ignore identity transform.
11930 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
11932 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
11934 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
11935 Gather also strides of accessed data. Pass in the data references
11937 (try_interchange_loops): Add a new heuristic for handling the temporal
11938 locality. Pass in the data references array.
11939 (linear_transform_loops): Pass the data references array to
11940 try_interchange_loops.
11942 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
11944 * doc/invoke.texi: Fix typos. Follow spelling conventions.
11946 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
11948 * doc/c-tree.texi (Classes): Remove index entries for
11949 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
11951 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11953 * fold-const.c (fold): Fold difference of addresses.
11954 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
11955 get_inner_reference.
11956 * tree-ssa-loop-ivopts.c (peel_address): Removed.
11957 (ptr_difference_const): Moved to fold-const.c.
11958 (split_address_cost): Use get_inner_reference instead of peel_address.
11959 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
11960 * tree.h (ptr_difference_const): Export.
11962 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
11963 variable type to the dump. Fix indentation.
11964 (idx_find_step): Handle nonconstant array_ref_element_size and
11965 array_ref_low_bound.
11966 (idx_record_use): Handle array_ref_element_size and
11967 array_ref_low_bound.
11968 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
11969 statements correctly.
11970 (get_computation_at, iv_value): Do not unshare expressions here.
11971 (rewrite_use_outer): Unshare the expression before it is emitted
11973 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
11975 * tree.c (unsigned_type_for, signed_type_for): Moved from
11976 tree-ssa-loop-niter.c. Use langhooks.
11977 * tree.h (signed_type_for): Export.
11979 2004-09-16 David Edelsohn <edelsohn@gnu.org>
11981 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
11984 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
11987 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
11988 Add two parameters to extra_includes.
11989 (C_INCPATH_INIT): Remove.
11990 * c-incpath.c (register_include_chains): Call extra_pre_includes
11991 before adding the standard include directory.
11992 Update call to extra_includes.
11993 (!defined TARGET_EXTRA_INCLUDES): Update
11994 hook_void_charptr_charptr_int and add !define
11995 TARGET_EXTRA_PRE_INCLUDES.
11996 (!define TARGET_EXTRA_INCLUDES): Define as
11997 hook_void_charptr_charptr_int.
11998 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
11999 (target_c_incpath): Always declare.
12000 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
12002 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
12003 * config/darwin.h: (darwin_register_frameworks): Update for
12004 the two new parameters.
12005 (darwin_register_objc_includes): Add prototype.
12006 (TARGET_EXTRA_PRE_INCLUDES): Define.
12007 * config/darwin-c.c (darwin_register_objc_includes): New function.
12008 (darwin_register_frameworks): Update for the two new parameters.
12009 (target_c_incpath): Remove.
12010 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
12012 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
12014 (TARGET_EXTRA_PRE_INCLUDES): Document.
12016 * gcc.c (spec_function): Add replace-outfile.
12017 (replace_outfile_spec_function): New function.
12018 * config/darwin.h (LINK_SPEC): Add replace
12019 -lobjc with -lobjc-gnu if -fgnu-runtime is
12021 * invoke.texi (replace-outfile): Document.
12023 2004-09-13 Jan Hubicka <jh@suse.cz>
12025 * predict.c (expr_expected_value, strip_builtin_expect): New function.
12026 (tree_predict_by_opcode): Use it.
12027 (tree_estimate_probability): Add, for now disabled,
12028 strip_builtin_expect call.
12030 2004-09-15 James E Wilson <wilson@specifixinc.com>
12033 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
12034 if current_function_decl is a sibcall.
12036 2004-09-15 Mark Mitchell <mark@codesourcery.com>
12038 * varasm.c (default_function_rdodata_section): Make sure to pass
12039 along a decl for a link-once section.
12041 2004-09-15 Richard Henderson <rth@redhat.com>
12043 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
12044 warning with code disable. Fix formatting.
12046 2004-09-15 Steven Bosscher <stevenb@suse.de>
12048 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
12049 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
12050 after propagating into an ADDR_EXPR.
12052 2004-09-15 Andrew Pinski <apinski@apple.com>
12055 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
12056 Move it out of gcc_assert.
12058 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
12060 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
12061 except.c, fold-const.c, function.c, langhooks.c, params.c,
12062 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
12063 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
12064 for quoting in diagnostics going through pretty-print.c. Use ''
12065 for quoting in other diagnostic text.
12066 * langhooks.c: Include intl.h. Mark text locating diagnostics for
12068 * Makefile.in (langhooks.o): Update dependencies.
12069 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
12072 2004-09-15 Mark Mitchell <mark@codesourcery.com>
12074 * configure.ac: Check for COMDAT support. Robustify check for
12076 * configure: Regenerated.
12077 * config.in: Likewise.
12078 * langhooks-def.h (lhd_comdat_group): New function.
12079 (LANG_HOOKS_COMDAT_GROUP): New macro.
12080 (LANG_HOOKS_DECLS): Use it.
12081 * langhooks.c (lhd_comdat_group): Define.
12082 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
12083 * output.h (named_section_flags): Make it a macro.
12084 (named_section_real): New function.
12085 (default_no_named_section): Add decl parameter.
12086 (default_elf_asm_named_section): Likewise.
12087 (default_coff_asm_named_section): Likewise.
12088 (default_pe_asm_named_section): Likewise.
12089 * target.h (gcc_target): Adjust type of named_section.
12090 * varasm.c (named_section_flags): Rename to named_section_real.
12091 Add decl parameter.
12092 (default_no_named_section): Add decl parameter.
12093 (default_elf_asm_named_section): Use COMDAT, if available. Deal
12094 with the case that ASM_COMMENT_START is "@".
12095 (default_coff_asm_named_section): Add decl parameter.
12096 (default_pe_asm_named_section): Likewise.
12097 * config/alpha/alpha.c (vms_asm_named_section): Add decl
12099 (unicosmk_asm_named_section): Likewise.
12100 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
12101 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
12102 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
12103 * config/cris/cris-protos.h (cris_target_asm_named_section):
12105 * config/cris/cris.c (cris_target_asm_named_section):
12107 * config/darwin/darwin-protos.h (darwin_asm_named_section):
12109 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
12110 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
12111 * config/i386/i386-protos.h (i386_pe_asm_named_section):
12113 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
12114 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
12115 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
12116 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
12118 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
12119 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
12120 * cp/cp-tree.h (cxx_comdat_group): Declare.
12121 * cp/decl.c (cxx_comdat_group): New function.
12123 2004-09-15 Jan Hubicka <jh@suse.cz>
12125 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
12126 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
12128 * tree-cfg.c (remove_bb): Release SSA defs.
12130 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
12132 * doc/tm.texi: Follow spelling conventions.
12134 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
12136 * tree-ssa-dom.c: Fix comment typos.
12138 2004-09-15 Alan Modra <amodra@bigpond.net.au>
12140 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
12142 (ppc_fallback_frame_state): Save location of CR.
12144 2004-09-15 Jakub Jelinek <jakub@redhat.com>
12146 * expr.c (string_constant): Handle also read-only variables
12147 initialized to string literals.
12149 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
12150 into memcpy (x, y, 1) if memcpy can be expanded inline.
12152 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12154 PR tree-optimization/17468
12155 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
12156 definition inside a block precede uses.
12157 * tree-tailcall.c (adjust_return_value): Emit statements in the
12160 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
12162 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
12164 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
12166 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
12168 2004-09-14 Jeff Law <law@redhat.com>
12170 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
12171 (struct dom_walk_block_data): Remove avail_exprs member.
12172 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
12173 (lookup_avail_expr): No longer need to pass in address of
12174 the block local available exprs stack. All callers changed.
12175 (simplify_cond_and_lookup_avail_expr): Similarly.
12176 (simplify_switch_and_lookup_avail_expr): Similarly.
12177 (get_eq_expr_value, record_cond): Likewise.
12178 (record_dominating_conditions): Likewise.
12179 (update_rhs_and_lookup_avail_expr): Likewise.
12180 (record_equivalences_from_stmt): Likewise.
12181 (dom_opt_initialize_block_local_data): No longer test state of
12182 block local avail_exprs.
12183 (dom_opt_initialize_block): Mark unwind point in the global
12185 (remove_expressions_from_table): Update to unwind to the
12186 most recent unwind marker in the global avail_expr stack.
12187 All callers changed.
12188 (dom_opt_finalize_block): Mark unwind point in the global
12189 avail_expr stack as needed.
12190 (record_cond): Push elements into the global avail_exprs stack.
12192 * tree-dfa.c (free_df_for_stmt): No longer static.
12193 (free_df): Update comments.
12194 * tree-flow.h (free_df_for_stmt): Prototype.
12195 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
12198 2004-09-14 Diego Novillo <dnovillo@redhat.com>
12200 PR tree-optimization/17252
12201 * tree-ssa-alias.c (may_alias_p): Don't assume that a
12202 pointer may not point to itself when using relaxed
12205 2004-09-14 Richard Henderson <rth@redhat.com>
12207 PR middle-end/17397
12208 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
12209 while folding <ADDR_EXPR <INDIRECT_REF X>>.
12211 2004-09-14 Andrew Pinski <apinski@apple.com>
12213 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
12214 sets of the pointers but the aliasing sets of what they point to.
12216 2004-09-14 Roger Sayle <roger@eyesopen.com>
12218 PR rtl-optimization/9771
12219 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
12220 conditional compilation in init_reg_sets_1.
12221 (init_reg_sets_1): Let global_regs[i] take priority over the frame
12222 (but not stack) pointer exceptions to regs_invalidated_by_call.
12223 (globalize_reg): Globalizing a fixed register may need to update
12224 regs_invalidated_by_call.
12226 2004-09-14 Diego Novillo <dnovillo@redhat.com>
12228 PR tree-optimization/15262
12229 * tree-dfa.c (dump_variable): Also print the type of the
12231 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
12232 memory tags are of conflicting alias sets but have no aliased
12233 symbols in common, add one tag to the alias set of the other.
12234 (setup_pointers_and_addressables): Remove hack to deal with
12235 programs with no aliased symbols.
12236 (may_alias_p): Don't special case aggregate types.
12238 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
12241 * doc/invoke.texi (Environment Variables): Correct example locale.
12243 2004-09-14 Jan Hubicka <jh@suse.cz>
12245 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
12247 2004-09-14 Mark Mitchell <mark@codesourcery.com>
12249 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
12251 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
12253 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
12255 (struct c_declarator): Change u.array.quals and pointer_quals to
12256 int. Add u.array.attrs.
12257 (quals_from_declspecs): New.
12258 * c-decl.c (quals_from_declspecs): New.
12259 (shadow_tag_warned): Give more specific message for useless type
12261 (build_array_declarator, set_array_declarator_inner,
12262 grokdeclarator, make_pointer_declarator, build_null_declspecs,
12263 declspecs_add_qual): Update for changed structures.
12265 2004-09-14 Jeff Law <law@redhat.com>
12267 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
12268 to a global varray.
12269 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
12270 (dom_opt_initialize_block_local_data): No longer test state
12271 of stmts_to_rescan.
12272 (dom_opt_finalize_block): Update due to change in scope of
12274 (optimize_stmt): Similarly.
12276 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
12278 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
12279 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
12280 comment typos. Follow spelling conventions.
12282 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
12284 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
12285 config/i386/predicates.md, config/sparc/sparc.c: Follow
12286 spelling conventions.
12288 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12289 Steven Bosscher <stevenb@suse.de>
12291 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
12292 * basic-block.h (struct reorder_block_def): Add copy_number field.
12293 * cfgloop.h (biv_p): Declare.
12294 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
12295 * common.opt (fsplit-ivs-in-unroller): New flag.
12296 * loop-iv.c (biv_p): New function.
12297 * loop-unroll.c: Include hashtab.h and recog.h.
12298 (struct iv_to_split, struct split_ivs_info): New types.
12299 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
12300 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
12301 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
12302 insert_base_initialization, split_iv): New functions.
12303 (peel_loop_completely, unroll_loop_constant_iterations,
12304 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
12306 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
12308 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12310 * tree-cfg.c (thread_jumps): Update dominators correctly in
12311 case destination of threaded edge dominates its source.
12313 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12315 * unroll.c: Removed.
12317 * Makefile.in (LOOP_H, unroll.o): Removed.
12318 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
12320 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
12322 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
12323 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
12324 * loop.c: Do not include loop.h.
12325 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
12326 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
12327 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
12328 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
12329 struct loop_regs, struct loop_movables, struct loop_info): Moved
12331 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
12332 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
12333 find_common_reg_term, loop_iterations, final_giv_value): Moved
12335 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
12336 loop_dump_stream, for_each_insn_in_loop, express_from,
12337 extend_value_for_giv, loop_iv_add_mult_emit_before,
12338 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
12339 loop_insn_first_p, get_condition_for_loop,
12340 loop_insn_emit_before, loop_insn_hoist,
12341 loop_insn_sink): Made static.
12342 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
12344 (strength_reduce): Do not call unroller.
12345 (record_giv): Do not initialize unrolled field.
12346 (prescan_loop): Do not set loop_info->preconditioned.
12347 * passes.c: Do not include loop.h.
12348 (rest_of_handle_loop_optimize): Do not call unroller.
12349 * predict.c: Do not include loop.h.
12350 * rtl.h (NOTE_PRECONDITIONED): Removed.
12351 * stmt.c: Do not include loop.h.
12352 * toplev.c: Do not include loop.h.
12353 (process_options): Do not handle flag_old_unroll_loops.
12355 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
12356 Documentation removed.
12357 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
12359 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
12361 * Makefile.in (STAGE1_CHECKING): New variable.
12362 (stage1_build): Use it.
12363 * tree-ssa.c (verify_ssa): Preserve state of dominance
12366 2004-09-14 Uros Bizjak <uros@kss-loka.si>
12368 * config/i386/i386.c (output_fp_compare): Add generation
12369 of ftst instruction.
12370 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
12371 Use output_fp_compare () function.
12372 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
12373 (fix_truncdi_memory): Remove operands[5] copy.
12375 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
12377 * config/m32r/m32r.md, config/m68k/m68kelf.h,
12378 config/mcore/mcore.md, config/rs6000/linux64.h,
12379 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
12382 2004-09-13 James E Wilson <wilson@specifixinc.com>
12384 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
12385 * gen-protos.c: Include errors.h.
12386 (progname): Delete.
12388 2004-09-14 Jan Hubicka <jh@suse.cz>
12390 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
12391 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
12392 (predict_loops): Use number_of_iterations_exit to predict
12393 number of iterations on trees.
12395 2004-09-13 Dale Johannesen <dalej@apple.com>
12399 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
12400 objects declared extern.
12402 2004-09-14 Paul Brook <paul@codesourcery.com>
12404 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
12407 2004-09-13 Daniel Jacobowitz <dan@debian.org>
12409 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
12410 Only use TYPE_BINFO for aggregates.
12412 2004-09-13 Daniel Jacobowitz <dan@debian.org>
12414 * expmed.c (synth_mult): Initialize latency. Check cost before
12415 checking ops count.
12417 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
12419 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
12420 add_call_clobber_ops and add_call_read_ops.
12421 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
12422 the number of vdefs and vuses inserted based on analysis of global
12423 variables across calls. * tree-dfa.c (find_referenced_vars):
12424 Needed to reset static var maps before each function is compiled.
12426 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
12427 static_vars_info,functions_to_static_vars_info,module_statics_escape,
12428 all_module_statics,searchc_env,dfs_info): New fields to support
12429 analysis of static global variables.
12430 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
12431 cgraph_reset_static_var_maps, get_global_static_vars_info,
12432 get_global_statics_not_read, get_global_statics_not_written,
12433 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
12434 check_rhs_var, check_lhs_var, get_asm_expr_operands,
12435 process_call_for_static_vars, scan_for_static_refs,
12436 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
12437 clear_static_vars_maps, cgraph_propagate_bits,
12438 cgraph_characterize_statics): New. Functions to support analysis
12439 of static global variables.
12440 (cgraph_mark_local_and_external_functions): Renamed from:
12441 (cgraph_mark_local_functions)
12442 (cgraph_expand_all_functions): Remove call to
12443 cgraph_mark_local_and_external_functions.
12444 (cgraph_optimize): Added driver to analyze static variables whose
12445 scope is within the compilation unit. * cgraph.h (struct
12446 cgraph_local_info, GTY): Added statics_read, statics_written,
12447 local, calls_read_all, calls_write_all, for_functions_valid.
12448 (struct cgraph_node): Added next_cycle. * cgraph.c
12449 (dump_cgraph_node): Added print routines for new fields. *
12450 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
12453 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
12455 * c-decl.c (grokdeclarator): Correct comments about where storage
12456 class specifiers are rejected by grammar and add corresponding
12457 asserts. Diagnose typedefs and parameters declared inline.
12458 Change warning for inline main to a pedwarn. Only diagnose inline
12460 (declspecs_add_scspec): Allow duplicate "inline".
12462 2004-09-13 Steve Ellcey <sje@cup.hp.com>
12464 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
12465 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
12467 2004-09-13 Richard Henderson <rth@redhat.com>
12470 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
12471 (tree_type): Replace spare with contains_placeholder_bits.
12472 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
12473 make static. Remove seen_types list.
12474 (type_contains_placeholder_p): New.
12476 2004-09-13 James E Wilson <wilson@specifixinc.com>
12478 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
12479 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
12480 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
12481 bdesc_arrays instead of mips_bdesc.
12482 (mips_init_builtins): Likewise.
12483 * config/mips/mips.h (TARGET_SB1): New.
12484 (HAVE_SQRT_P): Delete.
12485 * config/mips/mips.md (divide_condition): Support V2SF.
12486 (sqrt_condition, recip_condition): New.
12487 (div<mode>3): Use ANYF instead of SCALARF.
12488 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
12490 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
12491 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
12493 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
12494 instead of SCALARF. Use UNITMODE instead of MODE.
12496 2004-09-13 Zack Weinberg <zack@codesourcery.com>
12498 * config.in: Regenerate after removal of libbanshee.
12500 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
12502 PR tree-optimization/17400
12503 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12504 coalesce partitions when one occurs in an abnormal PHI.
12506 2004-09-13 Andrew Pinski <apinski@apple.com>
12508 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
12511 2004-09-13 Richard Henderson <rth@redhat.com>
12514 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
12515 (cselib_invalidate_rtx_note_stores): New.
12516 (cselib_record_sets, cselib_process_insn): Update to match.
12517 * cselib.h (cselib_invalidate_rtx): Declare.
12518 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
12520 2004-09-13 Richard Henderson <rth@redhat.com>
12523 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
12524 after copying its argument.
12526 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
12528 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
12529 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
12530 in diagnostics. Use %' for English apostrophes.
12531 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
12532 (pedwarn_c90, pedwarn_c99): Use it.
12533 * c-decl.c (lookup_label): Quote label name in diagnostic.
12534 * c-parse.in (yyprint): Use ' instead of ` for left quote.
12535 * c-typeck.c (warn_for_assignment): Likewise.
12537 2004-09-13 Jan Hubicka <jh@suse.cz>
12539 * i386.c (x86_schedule): New global variable.
12540 (override_options): Disable scheduling when not supported.
12541 * i386.h (x86_schedule): Declare.
12542 (TARGET_SCHEDULE): New macro.
12544 2004-09-12 Richard Henderson <rth@redhat.com>
12547 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
12548 * tree.c, tree.h (has_cleanups): Remove.
12550 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12552 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
12553 arguments of the phi nodes correctly.
12555 2004-09-12 Jan Hubicka <jh@suse.cz>
12557 * ggc-common.c (cmp_statistics): Fix sorting.
12559 2004-09-12 David Edelsohn <edelsohn@gnu.org>
12562 * expmed.c (expand_divmod): If cheap power of 2 divide is
12563 available, use it for negative constant as well.
12565 2004-09-12 Andrew Pinski <apinski@apple.com>
12567 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
12570 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
12572 2004-09-12 Richard Henderson <rth@redhat.com>
12574 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
12576 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
12577 post-reload, and scratch NULL.
12578 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
12579 (x86_shift_adj_2): Use ix86_expand_clear.
12580 (ashldi3): Remove CMOVE expansion difference.
12581 (ashldi3_1): Remove.
12582 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
12583 add constraints for immediates. New peephole for split-with-temp.
12584 Run splitter after peep2 pass.
12585 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
12586 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
12587 (setcc_2): Rename with *.
12588 * config/i386/predicates.md (reg_or_pm1_operand): New.
12589 (ashldi_input_operand): New.
12591 2004-09-12 Richard Henderson <rth@redhat.com
12593 * print-rtl.c (print_decl_name): New.
12594 (print_mem_expr): Use it.
12596 2004-09-12 Richard Henderson <rth@redhat.com
12598 PR 17186, part deux
12599 * except.c (sjlj_emit_function_exit): Fix logic locating
12600 sjlj_exit_after in final block.
12602 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
12604 * common.opt: Remove flags -fmove-all-movables and
12606 * loop-invariant.c (find_invariants_to_move):
12607 Remove all uses of flag_move_all_movables.
12608 * loop.c (move_movables): Remove all uses of
12609 flag_move_all_movables.
12610 (strength_reduce): Remove all uses of
12611 flag_reduce_all_givs.
12612 * doc/invoke.texi: Remove documentation of flags
12613 -fremove-all-movables and -freduce-all-givs.
12615 2004-09-11 Roger Sayle <roger@eyesopen.com>
12617 PR middle-end/17411
12618 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
12619 change. elt->type may be a floating point type, so use fold_convert.
12621 2004-09-11 Geoffrey Keating <geoffk@apple.com>
12623 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
12624 the thing referenced as used, not the stub itself.
12626 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
12628 * c-tree.h (enum c_storage_class): New.
12629 (struct c_declspecs): Add storage_class, inline_p and thread_p.
12630 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
12631 declarations and "auto" or "register" in file scope empty
12632 declarations. Give more specific warnings for other cases of
12633 storage class specifiers in empty declarations.
12634 (grokdeclarator): Update for new structures. Don't check for
12635 multiple storage classes. Diagnose file-scope "register" if
12637 (build_null_declspecs): Update.
12638 (declspecs_add_scspec): Update. Diagnose multiple storage class
12639 specifiers and invalid uses of "__thread".
12641 2004-09-11 Zack Weinberg <zack@codesourcery.com>
12643 * tree.c (tree_code_size): New function, bulk of code from tree_size.
12644 (tree_size, make_node): Use it.
12645 * tree-ssa-pre.c (init_pre): Use it.
12646 * tree.h: Prototype it.
12648 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12650 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
12651 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
12652 redirect_immediate_use): Use PHI_DF.
12653 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
12654 (bb_for_stmt): Use PHI_BB.
12655 (get_immediate_uses): Use PHI_DF.
12656 * tree-ssa-dse.c (max_stmt_uid): New variable.
12657 (get_stmt_uid): New function.
12658 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
12660 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
12661 (max_uid): Renamed to max_stmt_uid.
12662 (get_stmt_uid): New function.
12663 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
12664 phi node annotations.
12665 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
12666 * tree.h (PHI_BB, PHI_DF): New accessor functions.
12667 (struct tree_phi_node): Add bb and df fields.
12669 2004-09-11 Richard Henderson <rth@redhat.com>
12671 PR middle-end/17416
12672 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
12675 2004-09-11 Jan Hubicka <jh@suse.cz>
12677 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
12678 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
12679 * i386.md (i387_cw): Add 'uninitialized' mode.
12681 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
12682 (output_location): Break out from ....
12683 (branch_prob): ... here; handle gcov output on trees.
12684 * toplev.c (process_options): No longer be sorry about coverage for
12687 2004-09-11 Steven Bosscher <stevenb@suse.de>
12690 * fold-const.c (fold): Do not try to fold the operand of a
12691 CLEANUP_POINT_EXPR if that operand does itself not have any
12694 PR middle-end/17417
12695 * langhooks.c (lhd_decl_printable_name): Make sure that this
12696 function is called with is a decl node that has an identifier.
12697 * tree-pretty-print.c (dump_function_name): New function to
12698 wrap PRINT_FUNCTION_NAME and dump_decl_name.
12699 (print_call_name): Use it.
12701 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
12703 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
12706 2004-09-11 Jakub Jelinek <jakub@redhat.com>
12708 * tree-ssa-alias.c (collect_points_to_info_r): Handle
12709 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
12712 2004-09-11 Richard Henderson <rth@redhat.com>
12714 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
12715 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
12716 operand of the ADDR_EXPR.
12717 (expand_expr_real_1): Update to match.
12719 2004-09-11 David Edelsohn <edelsohn@gnu.org>
12722 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
12723 choose 64-bit version.
12725 2004-09-11 Richard Henderson <rth@redhat.com>
12728 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
12730 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
12732 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
12733 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
12734 Insert @: after i.e. or e.g.
12736 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12738 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
12739 D.xxx rather than <Dxxx>.
12741 2004-09-10 Adam Nemet <anemet@lnxw.com>
12743 * configure.ac (AC_MSG_CHECKING(what linker to use)):
12744 in_tree_ld_is_elf should be true for LynxOS.
12745 * configure: Regenerate.
12747 2004-09-10 Adam Nemet <anemet@lnxw.com>
12749 * Makefile.in (all.cross): Add srcextra.
12751 2004-09-10 Roger Sayle <roger@eyesopen.com>
12753 PR middle-end/17024
12754 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
12755 floating point comparison operators. Change aborts to gcc_asserts.
12757 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12759 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
12761 2004-09-10 James E Wilson <wilson@specifixinc.com>
12763 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
12764 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
12766 * convert.c (convert_to_vector): Replace recursive call with
12769 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
12770 Add integer argument named constant. Use const_tiny_rtx instead of
12772 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
12774 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
12776 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
12777 of gen_rtx_raw_CONST_VECTOR.
12779 2004-09-10 Eric Christopher <echristo@redhat.com>
12782 * c-parse.in (attribute): Add NULL_TREE for error case
12783 for error recovery.
12785 2004-09-10 Zack Weinberg <zack@codesourcery.com>
12787 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
12788 (extract_interface_info): Delete prototype.
12789 * c-decl.c (extract_interface_info): Delete stub.
12790 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
12791 it's not already been done ...
12792 (init_c_lex): ... not here.
12793 (fe_file_change): Don't call extract_interface_info.
12795 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
12797 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
12798 typedef_p and typedef_signed_p.
12799 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
12800 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
12801 Check typedef_p and typedef_signed_p, not typedef_decl.
12802 (grokfield): Check typedef_p, not typedef_decl.
12803 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
12805 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
12808 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12810 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
12812 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12814 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
12815 temporary variables.
12817 * dbxout.c (dbxout_block): Update for
12818 current_function_func_begin_label a string.
12819 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
12820 * except.c (dw2_output_call_site_table): Likewise.
12821 * toplev.c (current_function_func_begin_label): Likewise.
12822 * tree.h (current_function_func_begin_label): Likewise.
12823 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
12825 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
12828 * config/darwin.c: Include target.h.
12829 (struct machopic_indirection): Make ptr_name a string.
12830 (machopic_indirection_hash): Update for ptr_name a string.
12831 (machopic_indirection_eq): Likewise.
12832 (machopic_indirection_name): Likewise.
12833 (machopic_output_indirection): Likewise.
12834 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
12835 string. Don't expect stub names to be in the identifier hash table.
12836 Do call strip_name_encoding before looking up entry in ID hash table.
12837 * config/t-darwin (darwin.o): Add target.h to dependencies.
12839 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
12840 of fprintf for register names.
12842 * output.h (unlikely_section_label): Delete declaration.
12843 (unlikely_text_section_name): Likewise.
12844 * varasm.c (unlikely_section_label_printed): Make static.
12845 (unlikely_section_label): Likewise.
12846 (unlikely_text_section_name): Likewise.
12847 (assemble_start_function): Use reconcat.
12849 * rtl.def (REG): Add comment to describe third field.
12851 2004-09-10 Andrew Pinski <apinski@apple.com>
12853 * config/darwin.c (machopic_mcount_stub_name): Call
12854 machopic_indirection_name instead of making the string
12857 2004-09-10 Diego Novillo <dnovillo@redhat.com>
12861 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
12863 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
12864 memory tag is call clobbered, so are its aliases.
12865 (group_aliases): When two memory tags being grouped, if one is
12866 call clobbered, so are the other and its aliases.
12867 (add_may_alias): Remove call-clobbering stuff.
12868 (replace_may_alias): Likewise.
12869 (merge_pointed_to_info): Merge pt_global_mem
12871 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12873 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
12874 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
12875 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
12876 tree-scalar-evolution.c, tree-ssa-copyrename.c,
12877 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
12879 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12881 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
12882 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
12883 pair. Remove match_dup from inputs. Remove masaccs handling.
12884 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
12885 (masaccs, mdasaccs): Turn into define_insns.
12887 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12889 * tree-tailcall.c (process_assignment): Only do accumulator transforms
12890 for floating-point types if flag_unsafe_math_optimizations.
12892 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12894 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
12895 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
12896 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
12897 config/h8300/h8300.md, config/i386/gmm_malloc.h,
12898 config/ia64/ia64.md, config/ip2k/libgcc.S,
12899 config/mips/mips-ps-3d.md, config/mips/mips.c,
12900 config/rs6000/rs6000.c, config/s390/s390.c,
12901 config/sh/symbian.c: Fix comment typos.
12903 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
12905 * config/s390/s390.c (s390_emit_prologue): Added missing
12908 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12910 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
12911 typos. Follow spelling conventions.
12913 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
12915 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
12916 in diagnostic. Don't dereference NULL TYPE_NAME.
12918 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12920 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
12921 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
12922 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
12923 value-prof.c: Fix comment typos. Follow spelling conventions.
12925 2004-09-10 Jan Hubicka <jh@suse.cz>
12927 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
12928 * tree-split_edge.c (tree_split_edge): Likewise.
12929 (thread_jumps): Likewise.
12931 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12933 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
12936 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
12938 * cgraph.h (cgraph_dump_file): Do not declare.
12939 * cgraphunit.c (cgraph_dump_file): Declare as static.
12940 (init_cgraph): New.
12941 * toplev.c (cgraph_dump_file): Do not declare.
12942 (compile_file): Call init_cgraph.
12943 * tree-dump.c (dump_files): Add IPA dump file, remove
12944 XML dump of call graph.
12945 (get_dump_file_name): Support IPA dump file naming scheme.
12946 * tree.h (enum tree_dump_index): Add IPA dump file, remove
12947 XML dump of call graph.
12948 * doc/invoke.texi (Debugging Options): Document the new options.
12950 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12952 * doc/extend.texi: Document the FR-V built-in functions.
12954 2004-09-09 James E Wilson <wilson@specifixinc.com>
12956 * doc/sourcebuild.texi: Delete libbanshee reference.
12958 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
12960 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
12962 2004-09-09 James E Wilson <wilson@specifixinc.com>
12964 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
12965 before calling vector_types_convertible_p.
12966 (digest_init): Check that inside_init has VECTOR_TYPE before calling
12967 vector_types_convertible_p. Don't give another error if
12968 convert_for_assignment returns error_mark_node.
12970 2004-09-09 Roger Sayle <roger@eyesopen.com>
12972 PR middle-end/17055
12973 * fold-const.c (build_zero_vector): New function to construct a
12974 vector (either floating point or integer) of zeros.
12975 (fold_convert): Internally, enable conversions of integer zero
12976 to arbitrary vector types, using the new build_zero_vector.
12978 2004-09-09 Roger Sayle <roger@eyesopen.com>
12980 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
12981 expand a left shift by an immediate constant as either an ashl or
12982 a sequence of additions.
12983 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
12984 instead of calling gen_ashlsi3 with a constant directly.
12986 2004-09-09 Roger Sayle <roger@eyesopen.com>
12988 * config/i386/i386.c (ix86_split_long_move): When optimizing for
12989 size, and the low and high parts of a DImode constant are equal,
12990 copy one register to another instead of loading the same immediate
12993 2004-09-09 Richard Henderson <rth@redhat.com>
12995 PR middle-end/17367
12996 * function.c (assign_parm_setup_block): Only put PARALLELs into
12997 a register if use_register_for_decl.
12999 2004-09-09 Eric Christopher <echristo@redhat.com>
13001 * ra-colorize.c (reset_lists): Move variable declaration inside
13002 ENABLE_CHECKING to avoid unused variable warnings when
13003 not --enable-checking.
13004 (check_colors): Ditto.
13006 2004-09-09 Mike Stump <mrs@apple.com>
13008 * version.c (version_string): Bump to 4.0.0.
13009 * doc/include/gcc-common.texi (version-GCC): Likewise.
13011 2004-09-10 Jakub Jelinek <jakub@redhat.com>
13013 * doc/extend.texi (nothrow attribute): The attribute is not
13014 implemented in 3.2 and earlier.
13016 2004-09-09 Steve Ellcey <sje@cup.hp.com>
13018 * genrecog.c (compute_predicate_codes): Use op0_codes
13021 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
13023 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
13024 implementation changes.
13026 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
13028 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
13029 a PARALLEL instead of a SET due to added clobbers.
13031 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
13033 * reload.c (find_reloads_address): Pass correct operand to
13034 maybe_memory_address_p.
13036 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
13038 * Makefile.in: Remove libbanshee, tree-alias-*.
13039 Remove tree-alias-common.h dependencies.
13040 * common.opt: Remove -ftree-points-to.
13041 * configure.ac: Remove libbanshee.
13042 * flags.h: Remove pta_type, flag_tree_points_to.
13043 * gengtype.c (open_base_files): Remove tree-alias-type.h.
13044 * opts.c (OPT_ftree_points_to): Remove.
13045 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
13046 * tree-dfa.c: Remove tree-alias-common.h
13047 * tree-into-ssa.c: Ditto.
13048 * tree-outof-ssa.c: Ditto.
13049 * tree-ssa-copyrename.c: Ditto.
13050 * tree-ssa-live.c: Ditto.
13051 * tree-optimize.c: Ditto.
13052 * tree-ssa.c: Ditto.
13053 Remove pass_build_pta, pass_del_pta.
13054 * tree-pass.h: Ditto.
13055 * tree-ssa-alias.c: Remove tree-alias-common.h.
13056 (struct alias_stats_d): Remove pta_queries, pta_resolved.
13057 (pass_may_alias): Remove PROP_pta requirement.
13058 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
13059 (get_tmt_for): Ditto.
13060 (dump_alias_stats): Ditto.
13061 * doc/passes.texi: Remove blurb about points-to analysis.
13062 * fortran/Make-lang.in: Remove tree-alias-*.o.
13064 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
13066 * genattrtab.c (write_insn_cases): New function, split out from
13067 write_attr_case. Correctly handle define_peepholes when printing
13068 the instruction name.
13069 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
13071 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
13074 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
13075 * config/cris/cris.c (cris_return_address_on_stack): New function.
13076 * config/cris/cris.md ("return"): For location of return address,
13077 also check cris_return_address_on_stack.
13079 2004-09-09 Diego Novillo <dnovillo@redhat.com>
13081 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
13082 calling phi_ssa_name_p.
13084 2004-09-09 Richard Henderson <rth@redhat.com>
13087 * c-typeck.c (valid_compound_expr_initializer): Use only
13088 initializer_constant_valid_p, and not TREE_CONSTANT.
13089 (digest_init): Likewise.
13090 (output_init_element): Likewise.
13092 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13094 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
13095 live_out_1, prune_hardregs_for_mode, init_one_web_common,
13096 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
13097 record_conflict, compare_and_free_webs, init_webs_defs_uses,
13098 parts_to_webs_1, parts_to_webs, reset_conflicts,
13099 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
13100 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
13101 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
13102 put_move, remove_move, combine, select_spill, colorize_one_web,
13103 try_recolor_web, insert_coalesced_conflicts, check_colors,
13104 break_precolored_alias, restore_conflicts_from_coalesce,
13105 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
13106 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
13107 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
13108 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
13109 check_df): Likewise.
13110 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
13111 real_arithmetic, real_compare, real_exponent, real_ldexp,
13112 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
13113 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
13114 real_digit, real_nan, real_maxval, round_for_format, real_convert,
13115 real_to_target, real_from_target, real_hash, encode_ieee_single,
13116 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
13117 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
13118 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
13119 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
13120 extract_insn, peep2_next_insn, peep2_reg_dead_p,
13121 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
13122 if_test_bypass_p): Likewise.
13123 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
13124 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
13125 emit_swap_insn, swap_to_top, move_for_stack_reg,
13126 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
13127 compensate_edge, convert_regs_1): Likewise.
13128 * regclass.c (init_reg_sets, init_reg_sets_1,
13129 memory_move_secondary_cost): Likewise.
13130 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
13132 * reload.c (push_secondary_reload, find_valid_class, push_reload,
13133 operands_match_p, decompose, immune_p, find_reloads,
13134 find_reloads_toplev, find_reloads_address_1, subst_reloads,
13135 copy_replacements, refers_to_regno_for_reload_p,
13136 reg_overlap_mentioned_for_reload_p): Likewise.
13137 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
13138 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
13139 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
13140 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
13141 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
13142 do_output_reload, fixup_abnormal_edges): Likewise.
13143 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
13144 fill_slots_from_thread, relax_delay_slots): Likewise.
13145 * resource.c (mark_referenced_resources, mark_set_resources):
13147 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
13148 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
13149 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
13150 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
13151 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
13152 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
13153 * rtlhooks.c (gen_lowpart_general): Likewise.
13154 * sbitmap.c (sbitmap_difference): Likewise.
13155 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
13156 sched_analyze, add_forward_dependence): Likewise.
13157 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
13158 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
13159 schedule_insns): Likewise.
13160 * sched-vis.c (print_pattern): Likewise.
13161 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
13162 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
13163 simplify_const_relational_operation, simplify_ternary_operation,
13164 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
13166 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
13167 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
13168 resolve_operand_name_1, expand_return, expand_decl,
13169 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
13170 * stor-layout.c (put_pending_size, smallest_mode_for_size,
13171 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
13172 set_sizetype, get_mode_bounds): Likewise.
13174 2004-09-09 Zack Weinberg <zack@codesourcery.com>
13176 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
13177 * config/arm/pecoff.h, config/i386/beos-elf.h
13178 * config/i386/cygming.h, config/i386/i386-interix.h:
13179 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
13180 comment cloned from manual.
13181 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
13183 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
13185 * builtins.c (build_va_arg_indirect_ref): New function.
13186 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
13187 build_fold_indirect_ref.
13188 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
13189 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
13190 * tree.h: Declare new function.
13192 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13194 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
13195 dumping for development builds.
13196 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
13197 development builds only.
13198 * genattrtab.c (write_eligible_delay): Fix typo in previous
13200 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
13203 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13205 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
13206 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
13207 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
13208 hoist_code, extract_mentioned_regs_helper, compute_store_table,
13209 insert_store): Use gcc_assert and gcc_unreachable.
13210 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
13211 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
13212 ggc_record_overhead): Likewise.
13213 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
13214 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
13215 ggc_pop_context, clear_marks, validate_free_objects,
13216 ggc_pch_read): Likewise.
13217 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
13218 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
13219 ggc_push_context, check_cookies, ggc_collect,
13220 ggc_print_statistics): Likewise.
13221 * gimple-low.c (lower_function_body, lower_stmt,
13222 lower_bind_expr): Likewise.
13223 * gimplify.c (gimple_tree_eq, push_gimplify_context,
13224 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
13225 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
13226 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
13227 gimplify_case_label_expr, gimplify_exit_block_expr,
13228 canonicalize_component_ref, gimplify_compound_lval,
13229 gimplify_self_mod_expr, gimplify_call_expr,
13230 gimplify_init_ctor_eval, gimplify_init_constructor,
13231 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
13232 gimplify_expr, check_pointer_types_r,
13233 force_gimple_operand): Likewise.
13234 * global.c (global_alloc, build_insn_chain): Likewise.
13235 * graph.c (clean_graph_dump_file,
13236 finish_graph_dump_file): Likewise.
13237 gcov-io.c (gcov_open): Use GCOV_CHECK.
13239 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
13241 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
13243 2004-09-09 Jan Hubicka <jh@suse.cz>
13246 * tree-inline.c (expand_call_inline): Make overactive sanity check
13249 2004-09-09 Jan Hubicka <jh@suse.cz>
13251 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
13254 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13256 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
13257 (gengtype.o): Depend on errors.h.
13258 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
13259 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
13260 attr_alt_subset_p, attr_alt_subset_of_compl_p,
13261 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
13262 write_test_expr, write_attr_value, write_eligible_delay,
13263 make_internal_attr, make_numeric_value): Likewise.
13264 * genautomata.c (regexp_name, get_str_vect,
13265 gen_presence_absence_set, automaton_decl_hash,
13266 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
13267 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
13268 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
13269 test_unit_reserv, it_is_empty_reserv_sets,
13270 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
13271 reserv_sets_and, output_cycle_reservs, get_free_state,
13272 intersected_state_reservs_p, states_union, remove_arc,
13273 copy_insn_regexp, transform_1, transform_2, transform_3,
13274 regexp_transform_func, store_alt_unit_usage,
13275 check_regexp_units_distribution, process_seq_for_forming_states,
13276 process_alts_for_forming_states, make_automaton,
13277 form_arcs_marked_by_insn, create_composed_state,
13278 set_out_arc_insns_equiv_num, partition_equiv_class,
13279 process_insn_equiv_class, set_insn_equiv_classes,
13280 units_to_automata_heuristic_distr, form_regexp,
13281 longest_path_length, output_dfa_max_issue_rate, add_vect,
13282 out_state_arcs_num, add_vect_el, output_trans_table,
13283 output_state_alts_table, output_dead_lock_vect,
13284 output_max_insn_queue_index_def,
13285 output_min_insn_conflict_delay_func,
13286 output_internal_insn_latency_func, output_print_reservation_func,
13287 output_cpu_unit_reservation_p, output_state_arcs,
13288 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
13289 make_default_insn_latency_attr,
13290 form_important_insn_automata_lists): Likewise.
13291 * genemit.c (gen_exp, output_add_clobbers,
13292 output_added_clobbers_hard_reg_p): Likewise.
13293 * genextract.c (print_path, main): Likewise.
13294 * genflags.c (gen_macro): Likewise.
13295 * gengenrtl.c: Include errors.h
13296 (type_from_format, accessor_from_format): Likewise.
13297 * gengtype.c (get_file_basename, output_mangled_typename,
13298 walk_type, write_types_process_field,
13299 write_types_local_process_field): Likewise.
13300 * genmodes.c (complete_mode): Likewise.
13301 * genopinit.c (gen_insn): Likewise.
13302 * genoutput.c (output_insn_data, check_constraint_len,
13303 constraint_len): Likewise.
13304 * genpreds.c (add_mode_tests):Likewise.
13305 * gen-protos.c (add_hash): Likewise.
13306 * genrecog.c (find_operand, find_matching_operand,
13307 validate_pattern, add_to_sequence, maybe_both_true,
13308 nodes_identical_1, merge_trees, write_switch, write_cond,
13309 write_action, is_unconditional, make_insn_sequence,
13310 debug_decision_2): Likewise.
13311 * gensupport.c (is_predicable, collect_insn_data,
13312 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
13314 2004-09-09 Jan Hubicka <jh@suse.cz>
13316 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
13317 * cfgbuild.c (compute_outgoing_frequencies): When probability is
13319 (find_many_sub_basic_blocks): Do update profile only when it is
13321 * predict.c (set_even_probabilities): Break out from ...
13322 (combine_predictions_for_insn): ... here; deal with
13323 !can_predict_insn_p insns.
13324 (combine_predictions_for_bb): Use set_even_probabilities.
13325 (bb_estimate_probability_locally): Break out from ....
13326 (estimate_probability): ... here.
13327 (guess_outgoing_edge_probabilities): New entry point.
13329 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13331 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
13332 handle_braces, process_brace_body, main, used_arg,
13333 set_multilib_dir, print_multilib_info): Use fatal, not abort.
13335 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
13337 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
13338 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
13339 Morgan's theorem in last checkin.
13341 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13342 Nathan Sidwell <nathan@codesourcery.com>
13344 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
13345 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
13346 * timevar.c (timevar_push, timevar_pop, timevar_start,
13347 timevar_stop): Likewise.
13348 * toplev.c (default_pch_valid_p): Likewise.
13349 * tracer.c (tail_duplicate): Likewise.
13350 * tree-alias-common.c (get_alias_var_decl,
13351 get_values_from_constructor, create_alias_var, delete_alias_vars,
13352 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
13354 * tree.c (tree_size, make_node_stat, copy_node_stat,
13355 build_int_cst_wide, integer_all_onesp, list_length, chainon,
13356 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
13357 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
13358 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
13359 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
13360 build_method_type_directly, decl_type_context, get_callee_fndecl,
13361 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
13362 tree_fold_gcd): Likewise.
13363 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
13364 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
13365 cleanup_control_expr_graph, find_taken_edge,
13366 find_taken_edge_switch_expr, phi_alternatives_equal,
13367 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
13368 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
13369 tree_split_edge, tree_verify_flow_info, thread_jumps,
13370 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
13371 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
13372 chrec_fold_multiply_poly_poly): Likewise.
13373 * tree-complex.c (extract_component, expand_complex_division,
13374 expand_complex_comparison, expand_complex_operations_1,
13375 build_replicated_const, expand_vector_operations_1): Likewise.
13376 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
13377 build_classic_dir_vector): Likewise.
13378 * tree-dfa.c (compute_immediate_uses_for_phi,
13379 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
13380 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
13381 * tree-dump.c (dequeue_and_dump): Likewise.
13382 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
13383 record_in_finally_tree, replace_goto_queue_1,
13384 maybe_record_in_goto_queue, verify_norecord_switch_expr,
13385 do_return_redirection): Likewise.
13386 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
13387 add_to_dst_predicate_list, find_phi_replacement_condition,
13388 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
13390 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
13391 initialize_inlined_parameters, declare_return_variable,
13392 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
13393 optimize_inline_calls, copy_tree_r): Likewise.
13394 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
13395 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
13396 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
13397 tsi_split_statement_list_after, tsi_split_statement_list_before):
13399 * tree-mudflap.c (mf_varname_tree): Likewise.
13400 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
13401 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
13402 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13403 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
13404 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
13405 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
13407 * tree-phinodes.c (resize_phi_node, add_phi_arg,
13408 remove_all_phi_nodes_for): Likewise.
13409 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
13410 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
13411 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
13412 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
13413 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
13414 generate_one_element_ref, generate_element_copy,
13415 generate_element_zero, scalarize_copy, scalarize_init,
13416 scalarize_ldst): Likewise.
13417 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
13418 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
13419 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
13420 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
13421 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
13422 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
13423 widen_bitfield, ccp_fold_builtin): Likewise.
13424 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
13425 replace_exp_1, propagate_tree_value): Likewise.
13426 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13427 * tree-ssa-dce.c (set_control_dependence_map_bit,
13428 find_control_dependence, find_pdom, mark_operand_necessary,
13429 mark_stmt_if_obviously_necessary,
13430 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
13431 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
13432 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
13433 eliminate_redundant_computations, avail_expr_eq): Likewise.
13434 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
13435 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13436 duplicate_blocks): Likewise.
13437 * tree-ssa-loop-im.c (for_each_index, set_level,
13438 is_call_clobbered_ref): Likewise.
13439 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
13440 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
13441 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
13442 peel_address, ptr_difference_cost, may_replace_final_value,
13443 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
13444 rewrite_use, rewrite_uses): Likewise.
13445 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13446 check_loop_closed_ssa_use): Likewise.
13447 * tree-ssanames.c (make_ssa_name): Likewise.
13448 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
13449 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
13450 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
13451 get_indirect_ref_operands, add_stmt_operand): Likewise.
13452 * tree-ssa-pre.c (value_exists_in_set_bitmap,
13453 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
13454 phi_translate, valid_in_set, compute_antic,
13455 find_or_generate_expression, create_expression_by_pieces, insert_aux,
13456 create_value_expr_from, eliminate): Likewise.
13457 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
13458 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
13460 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
13461 eliminate_tail_call): Likewise.
13462 * tree-vectorizer.c (vect_create_index_for_array_ref,
13463 vect_align_data_ref, vect_create_data_ref,
13464 vect_create_destination_var, vect_get_vec_def_for_operand,
13465 vect_finish_stmt_generation, vect_transform_stmt,
13466 vect_transform_loop_bound, vect_transform_loop,
13467 vect_analyze_operations): Likewise.
13468 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
13470 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
13471 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
13472 bsi_after_labels, bsi_last): Likewise.
13473 * tree-ssa-live.c (var_union, change_partition_var,
13474 create_ssa_var_map, calculate_live_on_entry, root_var_init,
13475 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
13477 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
13478 tpa_find_tree): Likewise.
13479 (register_ssa_partition_check): Declare.
13480 (register_ssa_partition): use it.
13481 * tree-ssa-live.c: Include errors.h.
13482 (register_ssa_partition_check): New.
13483 * tree-ssa-operands.c: Include errors.h.
13484 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
13486 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
13487 Catherine Moore <clm@redhat.com>
13489 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
13490 (FRV_CPU_FR405): New processor enums.
13491 (frv_issue_rate, frv_acc_group): Declare.
13492 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
13493 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
13494 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
13495 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
13496 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
13497 handled by CPP_SPEC.
13498 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
13499 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
13500 (ACC_MASK): New macro.
13501 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
13502 (TARGET_MEDIA_FR450): New macro.
13503 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
13504 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
13505 (LABEL_ALIGN_AFTER_BARRIER): Define.
13506 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
13507 (IACC_FIRST, IACC_LAST): New pair of SPRs.
13508 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
13509 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
13510 (REGISTER_NAMES): Add entries for new registers.
13511 (REG_CLASS_CONTENTS): Update for new register ranges.
13512 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
13513 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
13514 (PACKING_FLAG_USED_P): Delete.
13515 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
13516 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
13517 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
13518 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
13519 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
13520 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
13521 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
13522 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
13523 (CPU_UNITS_QUERY): Define to 1.
13524 * config/frv/frv.c: Include gt-frv.h
13525 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
13526 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
13527 (frv_insn_group): New enumeration.
13528 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
13529 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
13530 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
13531 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
13532 gap left by REGSTATE_LIVE.
13533 (regstate_t): New typedef.
13534 (TARGET_MACHINE_DEPENDENT_REORG): Define.
13535 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
13536 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
13537 Initialize frv_unit_codes[] and frv_type_to_unit[].
13538 (frv_conditional_register_usage): Remove redundant fixing of
13539 accumulator registers.
13540 (frv_insn_packing_flag): Update specification.
13541 (frv_function_prologue): Don't set frv_insn_packing_flag here.
13542 Zero out frv_nops[].
13543 (frv_expand_epilogue): Remove comments about the no-longer-present
13544 SIBCALL_P argument.
13545 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
13546 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
13547 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
13548 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
13549 packing is disabled and if INSN can only issue to M1.
13550 (call_operand): Check TARGET_LONG_CALLS.
13551 (acc_operand, even_acc_operand, quad_acc_operand)
13552 (accg_operand): Simplify. Don't accept pseudo registers.
13553 (output_move_single): Handle SPR<-zero moves.
13554 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
13555 (frv_registers_update, frv_registers_used_p): Delete.
13556 (frv_registers_set_p): Delete.
13557 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
13558 (frv_issues_to_branch_unit_p): New function.
13559 (frv_packet): New structure.
13560 (frv_cond_flags, frv_regstate_conflict_p): New functions.
13561 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
13562 (frv_registers_update_1, frv_registers_update): New functions.
13563 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
13564 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
13565 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
13566 (frv_sort_insn_group, frv_reorder_packet): New functions.
13567 (frv_pack_insns): Use frv_reorder_packet.
13568 (frv_packet_address): New variable.
13569 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
13570 (frv_register_nop, frv_reorg): New functions.
13571 (bdesc_1arg): Add __SCUTSS.
13572 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
13573 __SUBSS, __SLASS and __SCAN.
13574 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
13575 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
13576 (frv_init_builtins): Register the above builtins.
13577 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
13578 registers. Turn the referenced accumulators into global registers.
13579 (frv_read_iacc_argument): New function.
13580 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
13581 (frv_split_iacc_move): New function.
13582 (frv_expand_builtin): Handle the new builtins.
13583 * config/frv/frv.md: Replace old schedulers with new order-independent
13584 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
13586 (cpu): Add fr550, fr450 and fr405.
13587 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
13588 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
13589 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
13590 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
13591 (fnop, mnop): New patterns.
13592 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
13594 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
13595 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
13597 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
13598 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
13599 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
13600 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
13601 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
13602 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
13603 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
13604 (frv_prefetch0, frv_prefetch): New patterns.
13605 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
13606 -mcpu=simple. Add -mcpu=fr550.
13607 (MULTILIB_DIRNAMES): Update accordingly.
13608 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
13610 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
13611 -mlong-calls and -malign-labels options for FR-V.
13613 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13616 * c-tree.h (struct c_declspecs): New.
13617 (struct c_declarator, struct c_type_name, struct c_parm): Update
13619 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
13620 start_function, start_decl, build_c_parm,
13621 make_pointer_declarator): Update prototypes.
13622 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13623 declspecs_add_scspec, declspecs_add_attrs): New.
13624 (split_specs_attrs): Remove.
13625 * c-parse.in (%union): Add dsptype.
13626 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
13627 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
13628 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
13629 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
13630 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
13631 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
13632 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
13633 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
13634 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
13635 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
13636 maybe_type_quals_attrs): Change to dsptype.
13637 (struct c_declspec_stack): New.
13638 (current_declspecs, declspec_stack): Change type.
13639 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
13641 (extdefs): Likewise.
13642 (setspecs): Likewise.
13643 (fndef): Use current_declspecs for empty declspecs list.
13644 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
13645 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
13646 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
13647 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
13648 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
13649 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
13650 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
13651 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
13652 structures and helper functions. Update comments.
13653 (typespec_nonattr): Correct comment.
13654 (maybe_type_quals_attrs, typename): Update to new structures.
13655 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
13656 shadow_tag, shadow_tag_warned, start_function, start_decl,
13657 build_c_parm, make_pointer_declarator,
13658 set_array_declarator_inner, groktypename): Update to new
13660 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13661 declspecs_add_scspec, declspecs_add_attrs): New.
13662 (split_specs_attrs): Remove.
13663 (shadow_tag_warned): Make warning for useless type names a
13664 pedwarn. Give hard error for long, short, signed, unsigned or
13665 _Complex used with struct, union or enum in empty declaration.
13666 Make found_tag a bool.
13667 (grokdeclarator): Remove checks now done at parse time.
13669 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13671 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
13672 c_declarator, struct c_type_name, struct c_parm): New.
13673 (build_array_declarator, set_array_declarator_inner,
13674 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
13675 start_function, start_decl, build_c_parm, build_attrs_declarator,
13676 build_function_declarator, make_pointer_declarator, c_cast_expr,
13677 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
13678 (build_id_declarator): New.
13679 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
13681 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
13682 ARG_INFO_OTHERS): Remove.
13683 (build_id_declarator): New.
13684 (build_array_declarator, set_array_declarator_inner, groktypename,
13685 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
13686 grokfield, start_function, store_parm_decls_newstyle,
13687 store_parm_decls_oldstyle, store_parm_decls,
13688 build_c_parm, build_attrs_declarator, build_function_declarator,
13689 make_pointer_declarator, grokdeclarator): Update to new
13691 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
13693 (declarator, notype_declarator, after_type_declarator,
13694 parm_declarator, parm_declarator_starttypename,
13695 parm_declarator_nostarttypename, array_declarator, typename,
13696 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
13697 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
13698 parmlist_1, parmlist_2, parmlist_or_identifiers,
13699 parmlist_or_identifiers_1): Use these types.
13700 (primary, after_type_declarator, parm_declarator_starttypename,
13701 notype_declarator, component_decl, component_declarator,
13702 component_notype_declarator, typename, absdcl,
13703 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
13704 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
13706 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13708 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
13709 in_typeof, record_maybe_used_decl, pop_maybe_used,
13710 c_expr_sizeof_expr, c_expr_sizeof_type): New.
13711 * c-decl.c (parser_obstack): New.
13712 (c_init_decl_processing): Initialize parser_obstack.
13713 (c_write_global_declarations_1): Check for used but undefined
13715 * c-parse.in (%union): Add otype.
13716 (save_obstack_position): New.
13718 (unary_expr): Update in_sizeof and in_alignof. Use
13719 c_expr_sizeof_expr and c_expr_sizeof_type.
13720 (sizeof): Update in_sizeof.
13721 (alignof): Update in_alignof.
13722 (typeof): Update in_typeof.
13723 (typespec_nonreserved_nonattr): Call pop_maybe_used.
13724 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
13725 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
13726 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
13727 (build_external_ref): Set C_DECL_USED or call
13728 record_maybe_used_decl if appropriate.
13729 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
13731 2004-09-08 Eric Christopher <echristo@redhat.com>
13733 * builtins.c: Fix prototype for fold_builtin_atan.
13735 2004-09-08 Eric Christopher <echristo@redhat.com>
13737 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
13738 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
13739 fold_builtin_atan): New functions. Migrate function bodies...
13740 (fold_builtin_1): ... from here.
13742 2004-09-09 Alan Modra <amodra@bigpond.net.au>
13744 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
13747 2004-09-08 David Edelsohn <edelsohn@gnu.org>
13749 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
13750 * config/rs6000/power5.md (power5-lmul): Same.
13752 2004-09-08 Richard Henderson <rth@redhat.com>
13755 * function.c (expand_function_end): Have fall-off-the-end
13756 return path jump around return register setup.
13758 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13760 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
13761 (output_return): Do not test for the presence of the 'unimp' insn.
13762 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
13763 as predicates instead of custom ones. Return raw strings when
13765 (output_sibcall): Likewise. Concatenate strings.
13766 (output_ubranch): Remove kludge for TurboSPARC.
13767 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
13768 (output_v9branch): Likewise.
13769 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
13770 <#>: Set sparc_indent_opcode if the delay slot is filled.
13772 <)>: New operand to emit the displacement from the saved PC on return.
13774 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
13775 (ASM_OUTPUT_OPCODE): New macro.
13776 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
13777 * config/sparc/sparc.md (normal_branch, inverted_branch,
13778 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
13779 inverted_fpe_branch): Adjust call to output_cbranch.
13780 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
13781 call to output_v9branch.
13782 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
13783 (output_v9branch): Likewise.
13785 2004-09-08 Devang Patel <dpatel@apple.com>
13787 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
13788 -segs_read_only_addr and -segs_read_write_addr.
13789 (WORD_SWITCH_TAKES_ARG): Same.
13791 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
13792 -segs_read_write_addr.
13794 2004-09-08 Richard Henderson <rth@redhat.com>
13796 * function.c (reference_callee_copied): New.
13797 (assign_parm_setup_reg): Use it.
13798 * calls.c (initialize_argument_information): Likewise.
13799 (emit_library_call_value_1): Likewise.
13800 * function.h (reference_callee_copied): Declare.
13802 * target.h (struct gcc_target): Add callee_copies.
13803 * target-def.h (TARGET_CALLEE_COPIES): New.
13804 (TARGET_PASS_BY_REFERENCE): Update default.
13805 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13806 * targhooks.c (hook_callee_copies_named): New.
13807 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
13808 hook_pass_by_reference_false.
13809 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
13810 * targhooks.h: Update decls.
13811 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
13812 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13813 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
13814 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
13815 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13816 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
13817 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13818 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
13819 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13820 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
13821 (mips_callee_copies): New.
13822 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13823 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
13824 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13825 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
13826 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13827 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
13828 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13829 * config/sh/sh.c (sh_callee_copies): New.
13830 (TARGET_CALLEE_COPIES): New.
13831 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13832 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
13833 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13834 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
13835 for FUNCTION_ARG_CALLEE_COPIES.
13836 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
13838 2004-09-08 Devang Patel <dpatel@apple.com>
13840 * tree-if-conv.c (find_phi_replacement_condition): Return true
13842 (replace_phi_with_cond_modify_expr): Select conditional expr args
13843 based on true edge basic block.
13845 2004-09-08 Jan Hubicka <jh@suse.cz>
13847 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
13848 variables being alias set.
13850 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13852 * final.c (shorten_branches, final, get_insn_template,
13853 output_alternate_entry_point, final_scan_insn, alter_subreg,
13854 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
13855 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
13856 * fix-header.c (lookup_std_proto): Likewise.
13857 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
13858 verify_local_live_at_start, update_life_info, mark_reg,
13859 calculate_global_regs_live, allocate_reg_life_data,
13860 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
13861 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
13862 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
13863 * fold-const.c (force_fit_type, div_and_round_double,
13864 may_negate_without_overflow_p, int_const_binop, const_binop,
13865 size_binop, size_diffop, fold_convert_const, fold_convert,
13866 invert_tree_comparison, swap_tree_comparison,
13867 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
13868 range_binop, make_range, fold_cond_expr_with_comparison,
13869 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
13870 fold_abs_const, fold_not_const, fold_relational_const, round_up,
13871 round_down): Likewise.
13872 * function.c (find_function_data, assign_stack_temp_for_type,
13873 instantiate_virtual_regs_lossage, aggregate_value_p,
13874 assign_parm_find_entry_rtl, assign_parm_setup_block,
13875 expand_function_start, expand_function_end, keep_stack_depressed,
13876 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
13878 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
13880 * Makefile.in (tree-loop-linear.o): Added.
13881 (OBJS-common): Add tree-loop-linear.o
13882 * common.opt: New flag, ftree-loop-linear.
13883 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
13884 * tree-flow.h: Add prototype for linear_transform_loops.
13885 * tree-optimize.c: Add linear transform after vectorization.
13886 * tree-pass.h: Add struct pass_linear_transform.
13887 * tree-ssa-loop.c: Add pass_linear_transform.
13888 * tree-loop-linear.c: New file.
13889 * lambda-code.c: gcc_assertify.
13890 (gcc_loop_to_lambda_loop): Handle all exit tests.
13891 Handle case where we have (invariant >= induction var).
13892 (find_induction_var_from_exit_cond): Ditto.
13894 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
13896 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
13897 memory tag is call clobbered, so are its aliases.
13898 (group_aliases): When two memory tags being grouped, if one is
13899 call clobbered, so are the other and its aliases.
13900 (add_may_alias): Remove call-clobbering stuff.
13901 (replace_may_alias): Likewise.
13902 (merge_pointed_to_info): Merge pt_global_mem
13904 2004-09-08 Jan Hubicka <jh@suse.cz>
13906 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
13907 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
13908 (cgraph_expand_function): Remove stale cgraph edges of currently
13909 compiled function; fix non-unit-at-a-time code copying function
13910 node for later reuse.
13912 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13914 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
13915 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
13916 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
13917 (vec_gc_free, vec_heap_free): New.
13918 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
13919 (DEF_VEC_P): Add allocator argument. Adjust.
13920 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
13921 (DEF_VEC_O): Add allocator argument. Adjust.
13924 * tree.h (tree): Define a GC'd vector.
13925 * lamba-code.c (lambda_loop): Likewise.
13926 * value-prof.h (histogram_value): Likewise.
13928 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13930 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
13931 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
13932 gen_lowpart_common, gen_highpart, gen_highpart_mode,
13933 subreg_highpart_offset, operand_subword, operand_subword_force,
13934 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
13935 set_mem_alias_set, change_address_1, verify_rtx_sharing,
13936 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
13937 try_split, add_insn_after, add_insn_before, remove_insn,
13938 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
13939 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
13940 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
13941 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
13942 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
13943 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
13944 record_path_before_1, check_path_after_1, check_path_after): Likewise.
13945 * except.c (gen_eh_region, resolve_one_fixup_region,
13946 remove_unreachable_regions, convert_from_eh_region_ranges_1,
13947 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
13948 connect_post_landing_pads, sjlj_emit_function_exit,
13949 remove_exception_handler_label, remove_eh_handler,
13950 reachable_next_level, collect_one_action_chain,
13951 output_function_exception_table): Likewise.
13952 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
13953 optimize_save_area_alloca, allocate_dynamic_stack_space,
13954 probe_stack_range, hard_function_value): Likewise.
13955 * expmed.c (mode_for_extraction, store_bit_field,
13956 store_fixed_bit_field, extract_bit_field, expand_shift,
13957 expand_mult_const, expand_mult, choose_multiplier,
13958 expand_mult_highpart, expand_divmod, emit_store_flag,
13959 do_cmp_and_jump): Likewise.
13960 * expr.c (convert_move, convert_modes, move_by_pieces,
13961 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
13962 move_block_from_reg, gen_group_rtx, emit_group_load,
13963 emit_group_move, emit_group_store, use_reg, use_regs,
13964 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
13965 emit_move_insn, emit_move_insn_1, emit_push_insn,
13966 expand_assignment, store_expr, count_type_elements,
13967 store_constructor, store_field, safe_from_p, expand_var,
13968 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
13970 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13972 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
13973 gcc_assert and gcc_unreachable.
13974 * ddg.c (create_ddg_dependence, add_deps_for_def,
13975 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
13976 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
13977 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
13978 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
13979 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
13980 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
13981 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
13982 dataflow_set_copy, hybrid_search, diagnostic.c,
13983 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
13984 * dojump.c (do_jump): Likewise.
13985 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
13986 compute_dom_fast_query, calculate_dominance_info,
13987 free_dominance_info, get_immediate_dominator,
13988 set_immediate_dominator, get_dominated_by,
13989 redirect_immediate_dominators, nearest_common_dominator,
13990 dominated_by_p, verify_dominators, recount_dominator,
13991 iterate_fix_dominators, add_to_dominance_info,
13992 delete_from_dominance_info): Likewise.
13993 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
13994 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
13995 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
13996 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
13997 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
13998 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
13999 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
14000 output_call_frame_info, output_loc_operands, build_cfa_loc,
14001 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
14002 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
14003 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
14004 splice_child_die, attr_checksum, same_dw_val_p,
14005 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
14006 unmark_dies, value_format, output_loc_list, output_die,
14007 output_pubnames, output_aranges, base_type_die, is_base_type,
14008 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
14009 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
14010 field_byte_offset, add_data_member_location_attribute,
14011 add_const_value_attribute, rtl_for_decl_location,
14012 add_location_or_const_value_attribute, add_byte_size_attribute,
14013 add_bit_offset_attribute, add_bit_size_attribute,
14014 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
14015 decl_start_label, gen_formal_parameter_die,
14016 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
14017 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
14018 force_decl_die, force_type_die, gen_decl_die,
14019 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
14020 dwarf2out_finish): Likewise.
14022 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
14024 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
14025 * builtins.c: Include tree-mudflap.h.
14027 2004-09-08 Uros Bizjak <uros@kss-loka.si>
14029 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
14030 force operand 0.0 into register in XFmode. Also do not force
14031 operand 0.0 into register if !TARGET_CMOVE.
14032 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
14033 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
14034 implement ftst x87 instruction.
14035 (*fp_jcc_7): New insn pattern. Change corresponding split
14036 pattern to handle "general_operand" instead of
14037 "nonimmediate_operand".
14039 2004-09-08 Ben Elliston <bje@au.ibm.com>
14041 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
14043 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
14045 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
14046 generated from standard va_arg expansion.
14047 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
14049 (mf_varname_tree, mf_file_function_line_tree): Add some support
14050 for column numbers if compiled with USE_MAPPED_LOCATION.
14052 2004-09-07 Ziemowit Laski <zlaski@apple.com>
14054 * c-decl.c (groktypename_in_parm_context): Remove function.
14055 * c-tree.h (groktypename_in_parm_context): Remove prototype.
14057 2004-09-07 Ziemowit Laski <zlaski@apple.com>
14059 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
14060 * c-parse.in: Include c-common.h instead of objc-act.h.
14061 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
14062 myparms, myparm): Remove %type declarations.
14063 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
14064 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
14066 (objc_inherit_code, objc_public_flag): Remove.
14067 (typespec_nonreserved_nonattr): Call
14068 objc_get_protocol_qualified_type() instead of get_static_reference()
14069 and get_protocol_reference().
14070 (stmt_nocomp): Call grokparm() on @catch parameter.
14071 (objcdef): Move semantic action to objc_finish_implementation().
14072 (classdef): Move semantic action to objc_start_class_interface(),
14073 objc_continue_interface(), objc_finish_interface(),
14074 objc_start_class_implementation(), objc_continue_implementation(),
14075 objc_start_category_interface() and
14076 objc_start_category_implementation().
14077 (protocoldef): Move semantic actions to objc_start_protocol() and
14078 objc_finish_interface().
14079 (ivar_decl_list): Remove nonterminal.
14080 (visibility_spec): Move semantic actions to objc_set_visibility().
14081 (ivar_decls): Remove assignment to $$.
14082 (ivar_decl): Rephrase in terms of component_decl; call
14083 objc_add_instance_variable().
14084 (ivars, ivar_declarator): Remove nonterminals.
14085 (opt_semi): New nonterminal.
14086 (methodtype): Remove semantic actions.
14087 (methoddef): Move semantic actions to objc_set_method_type(),
14088 objc_start_method_definition() and objc_finish_method_definition().
14089 (methodproto): Move semantic actions to objc_set_method_type() and
14090 objc_add_method_declaration().
14091 (methoddecl): Use objc_typename instead of typename; move semantic
14092 actions to objc_build_method_signature().
14093 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
14094 (optparmlist): Express in terms of optparms and optellipsis.
14095 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
14097 (keyworddecl): Use objc_typename instead of typename.
14098 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
14099 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
14101 2004-09-08 Alan Modra <amodra@bigpond.net.au>
14103 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
14104 (MD_FALLBACK_FRAME_STATE_FOR): Update.
14105 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
14106 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
14107 (MD_FROB_UPDATE_CONTEXT): Remove default.
14108 (uw_update_context_1): Instead #ifdef invocation.
14109 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
14110 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
14111 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
14112 (MD_UNWIND_SUPPORT): Undefine this instead.
14113 * config/i386/gnu.h: Likewise.
14114 * config/alpha/linux-unwind.h: New file, macro converted to
14115 function, extracted from..
14116 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
14117 (MD_UNWIND_SUPPORT): Define.
14118 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
14119 * config/i386/linux-unwind.h, config/i386/linux.h,
14120 config/i386/linux64.h: Likewise.
14121 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
14122 MD_HANDLE_UNWABI too.
14123 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
14124 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
14125 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
14126 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
14127 * config/sparc/linux-unwind.h, config/sparc/linux.h,
14128 config/sparc/linux64.h: Likewise.
14129 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
14130 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
14131 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
14132 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
14133 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
14135 2004-09-07 Jan Hubicka <jh@suse.cz>
14137 * cse.c (fold_rtx): Avoid building of
14138 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
14140 * tree-ssa-pre.c (grand_bitmap_obstack): New.
14141 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
14142 (init_pre): Initialize obstack.
14143 (fini_pre): Free obstack.
14145 2004-09-07 David Daney <ddaney@avtrex.com>
14147 * config.gcc: Added support for --with-divide=[breaks|traps] for
14149 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
14150 (TARGET_DIVIDE_TRAPS): New macro.
14151 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
14152 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
14153 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
14154 GENERATE_DIVIDE_TRAPS.
14155 (mips_output_division): Emit conditional trap if
14156 GENERATE_DIVIDE_TRAPS is set.
14157 * doc/install.texi: Document --with-divide.
14158 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
14160 2004-09-07 Caroline Tice <ctice@apple.com>
14162 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
14163 EDGE_CROSSING, to flags test case.
14165 2004-09-07 Jan Hubicka <jh@suse.cz>
14167 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
14170 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14172 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
14173 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
14174 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
14175 or gcc_unreachable.
14176 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
14177 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
14178 alloc_aux_for_edges, free_aux_for_edges): Likewise.
14179 * cfgcleanup.c (try_forward_edges,
14180 merge_blocks_move_predecessor_nojumps,
14181 merge_blocks_move_successor_nojumps): Likewise.
14182 * cfgexpand.c (expand_gimple_cond_expr,
14183 expand_gimple_tailcall): Likewise.
14184 * cfghooks.c (duplicate_block): Likewise.
14185 * cfglayout.c (record_effective_endpoints,
14186 insn_locators_initialize, change_scope, fixup_reorder_chain,
14187 verify_insn_chain, fixup_fallthru_exit_predecessor,
14188 duplicate_insn_chain, cfg_layout_finalize): Likewise.
14189 * cfgloopanal.c (check_irred): Likewise.
14190 * cfgloop.c (superloop_at_depth, flow_loops_free,
14191 flow_loop_entry_edges_find, flow_loops_find,
14192 flow_loop_outside_edge_p, get_loop_body,
14193 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
14194 get_loop_exit_edges, num_loop_branches, cancel_loop,
14195 verify_loop_structure): Likewise.
14196 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
14197 duplicate_loop_to_header_edge, create_preheader,
14198 create_loop_notes): Likewise.
14199 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
14200 edirect_branch_edge, force_nonfallthru_and_redirect,
14201 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
14202 commit_edge_insertions, commit_edge_insertions_watch_calls,
14203 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
14204 cfg_layout_redirect_edge_and_branch_force,
14205 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
14206 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
14207 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
14208 cgraph_varpool_node): Likewise.
14209 * cgraphunit.c (cgraph_finalize_function,
14210 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
14211 cgraph_expand_function, cgraph_remove_unreachable_nodes,
14212 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
14213 cgraph_mark_inline, cgraph_expand_all_functions,
14214 cgraph_build_static_cdtor): Likewise.
14215 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
14216 simplify_logical, distribute_notes, insn_cuid): Likewise.
14217 * conflict.c (conflict_graph_add, print_conflict): Likewise.
14218 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
14219 coverage_checksum_string): Likewise.
14220 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
14221 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
14222 cse_cc_succs, cse_condition_code_reg): Likewise.
14223 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
14224 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
14225 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
14226 cselib_record_set): Likewise.
14228 2004-09-07 Jan Hubicka <jh@suse.cz>
14230 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
14232 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14234 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
14236 (fold_builtin_strpbrk): Likewise.
14237 * expr.c (array_ref_low_bound): Likewise.
14238 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
14239 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
14240 * tree-sra.c (generate_element_zero): Likewise.
14241 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
14242 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
14243 add_old_iv_candidates, add_iv_candidates): Likewise.
14244 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
14246 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14248 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
14249 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
14250 c_expand_expr, boolean_increment, nonnull_check_p,
14251 check_function_arguments_recurse, fold_offsetof_1): Likewise.
14252 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
14253 builtin_define_type_max): Likewise.
14254 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
14255 implicit_decl_warning, builtin_function, build_compound_literal,
14256 complete_array_type, grokdeclarator, get_parm_info,
14257 start_function, store_parm_decls_oldstyle,
14258 c_write_global_declarations): Likewise.
14259 * c-format.c (get_constant, decode_format_attr,
14260 maybe_read_dollar_number, get_flag_spec, check_format_arg,
14261 check_format_types, format_type_warning,
14262 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
14263 init_dynamic_diag_info, handle_format_attribute): Likewise.
14264 * c-gimplify.c (push_context, pop_context, finish_bc_block):
14265 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
14266 * c-objc-common.c (c_tree_printer): Likewise.
14267 * c-pch.c (pch_init): Likewise.
14268 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
14269 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
14270 * c-typeck.c (c_incomplete_type_error, composite_type,
14271 common_pointer_type, common_type, same_translation_unit_p,
14272 tagged_types_tu_compatible_p, finish_init, pop_init_level,
14273 set_designator, set_nonincremental_init_from_string,
14274 process_init_element, c_finish_if_stmt): Likewise.
14275 * caller-save.c (init_caller_save, save_call_clobbered_regs,
14276 insert_restore, insert_save, insert_one_insn): Likewise.
14277 * calls.c (emit_call_1, compute_argument_block_size,
14278 precompute_arguments, expand_call, emit_library_call_value_1,
14279 store_one_arg): Likewise.
14281 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14283 * configure.ac (enable-checking): Add release option. Reorganize
14284 to avoid repetition.
14285 * configure: Rebuilt.
14286 * doc/install.texi (enable-checking): Amend documentation.
14288 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
14291 * Makefile.in (specs.ready): Depend on cc1$(exeext).
14293 2004-09-06 James E Wilson <wilson@specifixinc.com>
14295 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
14296 movdf_hardfloat_32bit): Split fG into two alternatives.
14297 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
14299 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
14301 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
14303 * final.c (output_in_slot): Delete.
14304 (final_scan_insn): Revert 2004-09-03 change.
14305 (output_asm_insn): Likewise.
14306 * config/sparc/sparc.c (output_return): Likewise.
14307 (output_sibcall): Likewise.
14309 2004-09-06 Jan Hubicka <jh@suse.cz>
14311 * loop.c (loop_dump_aux): Do not print RTL when not available.
14312 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
14313 frontend specific type nodes.
14314 (produce_memory_decl_rtl): Break out from ...
14315 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
14316 (get_computation_at): Avoid random tree sharing.
14317 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
14319 2004-09-06 Zack Weinberg <zack@codesourcery.com>
14321 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
14322 unnecessary commands.
14324 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
14326 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
14327 (bitmap.o): Likewise.
14329 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
14331 Unify the management of RTL and tree-level dump files.
14333 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
14334 Don't print function name to the dump file, the pass manager
14335 would do this for us. Add code from the top of
14336 rest_of_compilation, up to the initial RTL dump.
14337 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
14338 close the DFI_sibling dump file.
14339 (rest_of_compilation): Don't do that here. Remove code up to the
14341 (init_optimization_passes): Remove.
14342 (pass_rest_of_compilation): Change pass name to NULL.
14343 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
14344 Do not call init_optimization_passes.
14345 * toplev.h (init_optimization_passes): Remove.
14347 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14348 finish_graph_dump_file): Remove SUFFIX parameter.
14349 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
14350 finish_graph_dump_file): Likewise.
14352 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
14353 * cfgexpand.c (pass_expand): Adjust.
14354 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
14355 * passes.c (pass_rest_of_compilation): Adjust.
14356 * predict.c (pass_profile): Adjust.
14357 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
14358 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
14359 pass_split_crit_edges, pass_warn_function_return): Adjust.
14360 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
14361 * tree-dfa.c (pass_referenced_vars): Adjust.
14362 * tree-eh.c (pass_lower_eh): Adjust.
14363 * tree-if-conv.c (pass_build_ssa): Adjust.
14364 * tree-into-ssa.c (pass_build_ssa): Adjust.
14365 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
14366 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
14367 * tree-nrv.c (pass_nrv): Adjust.
14368 * tree-optimize.c (pass_gimple, pass_all_optimizations,
14369 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
14370 pass_init_datastructures): Adjust.
14371 * tree-outof-ssa.c (pass_del_ssa): Adjust.
14372 * tree-profile.c (pass_tree_profile): Adjust.
14373 * tree-sra.c (pass_sra): Adjust.
14374 * tree-ssa-alias.c (pass_may_alias): Adjust.
14375 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
14376 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
14377 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
14378 * tree-ssa-dom.c (pass_dominator): Adjust.
14379 * tree-ssa-dse.c (pass_dse): Adjust.
14380 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
14381 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
14382 * tree-ssa-loop-ch.c (pass_ch): Adjust.
14383 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
14384 pass_loop_done, pass_complete_unroll, pass_iv_canon,
14385 pass_iv_optimize, pass_vectorize): Adjust.
14386 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
14387 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
14388 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
14389 pass_late_warn_uninnitialized): Adjust.
14390 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
14392 * Makefile.in (tree-dump.o): Add new dependencies.
14393 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
14394 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
14396 * toplev.c (dump_file_name): New.
14397 * tree-dump.c (dump_enable_all): Add LETTER parameter.
14398 (struct dump_file_info): Add NUM and LETTER fields.
14399 (dump_files): Adjust and add RTL dump files.
14400 (dump_register): Add NUM and LETTER fields.
14401 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
14402 (dump_begin): Use get_dump_file_name.
14403 (dump_switch_p_1): Adjust call to dump_enable_all.
14404 * tree-dump.h (dump_register): Adjust prototype.
14405 * tree-optimize.c (register_one_dump_file): Take dump file index.
14406 Support flags for RTL dumps.
14407 (register_dump_files): Fill in NUM field of struct dump_file_info.
14408 Track properties both when the gate is executed and when it is not.
14409 (execute_todo): Dump RTL. Add PROPERTIES parameter.
14410 (execute_one_pass): Pass properties to execute_todo. Handle VCG
14412 * tree-pass.h (dump_file_name): New.
14413 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
14416 * Makefile.in (passes.o): Add new dependencies.
14417 * passes.c (struct dump_file_info, enum dump_file_index,
14418 dump_file_tbl, init_optimization_passes): Remove.
14419 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
14420 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
14422 (finish_optimization_passes): Update finish_graph_dump_file loop.
14423 (enable_rtl_dump_file): Remove.
14424 * tree-dump.c (dump_files): Adjust and add RTL dump files.
14425 (enable_rtl_dump_file): Add here.
14426 * tree.h (enum tree_dump_index): Add RTL dump file indices.
14427 * doc/invoke.texi (Debugging options): Document new RTL debugging
14430 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
14432 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
14433 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
14434 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
14435 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
14436 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
14437 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
14438 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
14439 vec.h: Fix comment formatting.
14441 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
14443 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
14444 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
14445 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
14446 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
14447 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
14448 tree-ssa-loop-niter.c, tree-ssa-operands.c,
14449 tree-ssa-operands.h, tree-ssa-propagate.c,
14450 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
14451 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
14453 2004-09-05 Diego Novillo <dnovillo@redhat.com>
14455 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
14456 vectorizer is enabled.
14458 2004-09-05 Andreas Jaeger <aj@suse.de>
14460 * tree-if-conv.c: Spell check comments and clean up whitespace.
14462 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14464 * tree-ssa-loop-ivopts.c: New file.
14465 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
14466 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
14467 target_pres_cost, target_spill_cost): Declare.
14468 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
14469 spill_cost): Renamed to ...
14470 (target_avail_regs, target_res_regs, target_small_cost,
14471 target_pres_cost, target_spill_cost): ... and exported.
14472 (init_set_costs, global_cost_for_size): Work with renamed variables.
14473 * common.opt (flag_ivopts): New flag.
14474 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
14476 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
14477 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
14478 generating SSA form.
14479 (force_gimple_operand): New function.
14480 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
14481 * tree-cfg.c (stmt_bsi): New function.
14482 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
14483 PARAM_IV_MAX_CONSIDERED_USES): New.
14484 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
14485 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
14486 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
14487 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
14488 * tree-nested.c (build_addr): Export.
14489 * tree-optimize.c (init_tree_optimization_passes): Add
14491 * tree-pass.h (pass_iv_optimize): Declare.
14492 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
14494 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
14495 as a phi node argument.
14496 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
14497 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
14499 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
14500 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
14501 pass_iv_optimize): New pass.
14502 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
14503 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
14504 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
14505 * tree.h (REF_ORIGINAL): New macro.
14506 (build_int_cst_type, unsigned_type_for, zero_p,
14507 cst_and_fits_in_hwi, build_addr): Declare.
14508 * doc/invoke.texi (-fivopts): Document.
14509 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
14510 PARAM_IV_MAX_CONSIDERED_USES): Document.
14511 * doc/passes.texi: Document induction variable optimizations pass.
14513 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14515 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
14516 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
14517 * c-common.c (c_common_attribute_table): Accept parameters to
14518 sentinel attribute.
14519 (check_function_sentinel, handle_sentinel_attribute): Likewise.
14520 * doc/extend.texi: Update accordingly.
14522 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14524 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
14526 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
14528 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
14530 (c_common_attribute_table): Add `sentinel' attribute.
14531 (check_function_arguments): Handle `sentinel' attribute.
14532 * doc/extend.texi: Document `sentinel' attribute.
14534 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
14536 * configure: Regenerated.
14538 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14540 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
14542 * tree.c (save_expr): No longer TREE_READONLY.
14544 2004-09-04 Jan Hubicka <jh@suse.cz>
14546 * passes.c (rest_of_clean_state): Fix merge conflict made during
14547 commiting the patch.
14549 2004-09-04 Jan Hubicka <jh@suse.cz>
14551 * passes.c (rest_of_clean_state): Decompose the instruction stream.
14553 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14555 * doc/md.texi (shift patterns): New anchor. Add reference to
14556 TARGET_SHIFT_TRUNCATION_MASK.
14557 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
14558 * target.h (shift_truncation_mask): New target hook.
14559 * targhook.h (default_shift_truncation_mask): Declare.
14560 * targhook.c (default_shift_truncation_mask): Define.
14561 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
14562 (TARGET_INITIALIZER): Include it.
14563 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
14564 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
14565 reject all out-of-range values. Fix sign-extension code for modes
14566 whose width is smaller than HOST_BITS_PER_WIDE_INT.
14567 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
14568 (expand_superword_shift, expand_subword_shift): Likewise.
14569 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
14570 (expand_binop): Use them to implement double-word shifts.
14571 * config/arm/arm.c (arm_shift_truncation_mask): New function.
14572 (TARGET_SHIFT_TRUNCATION_MASK): Define.
14574 2004-09-04 Jan Hubicka <jh@suse.cz>
14576 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
14577 (mix): New macro copied from hashtab.c
14578 (iterative_hash_hashval_t, iterative_hash_pointer,
14579 iterative_hash_host_wide_int): New functions based on hashtab.c
14582 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14584 * config/mips/mips.md (mask): New mode attribute.
14585 (zero_extendsidi2): Add memory alternative.
14586 (*zero_extendsidi2_mem): Delete.
14587 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
14588 memory_operand in the TARGET_MIPS16 check.
14589 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
14590 Redefine using :GPR and :SHORT.
14591 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
14593 2004-09-04 Uros Bizjak <uros@kss-loka.si>
14595 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
14597 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
14598 expand_builtin_mathfn.
14599 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
14600 btrunc?f patterns for btrunc_optab. Implement rint_optab using
14602 * optabs.c (init_optabs): Initialize rint_optab.
14603 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
14605 (btrunc_optab): Rename macro from trunc_optab.
14606 (rint_optab): Define corresponding macro.
14608 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
14609 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
14611 * config/i386/i386-protos.h (emit_i387_cw_initialization):
14612 Change prototype. Add new int parameter.
14613 * config/i386/i386.c (emit_i387_cw_initialization):
14614 Handle new rounding modes.
14616 * config/i386/i386.h (enum fp_cw_mode): Delete.
14617 (MODE_NEEDED): Handle new rounding modes.
14618 (EMIT_MODE_SET): Change condition to handle new rounding modes.
14620 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
14621 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
14622 represent different rounding modes of frndint insn.
14623 (type): Add frndint type.
14624 (i387, length, memory): Handle this type.
14625 (i387_cw): New attribute definition.
14626 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
14627 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
14628 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
14629 Add "i387_cw" attribute defined to "trunc".
14630 (x86_fnstcw_1): Remove comment.
14631 (*frndintxf2): Rename insn definition to frndintxf2. Move
14632 insn definition near rint?f2 expanders.
14633 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
14634 rintf and rintl built-ins as inline x87 intrinsics.
14635 (frndintxf2_floor): New pattern to implement floor rounding
14636 mode with frndint x87 instruction.
14637 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
14638 floorf and floorl built-ins as inline x87 intrinsics.
14639 (frndintxf2_ceil): New pattern to implement ceil rounding
14640 mode with frndint x87 instruction.
14641 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
14642 ceilf and ceill built-ins as inline x87 intrinsics.
14643 (frndintxf2_trunc): New pattern to implement trunc rounding
14644 mode with frndint x87 instruction.
14645 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
14646 truncf and truncl built-ins as inline x87 intrinsics.
14647 (frndintxf2_mask_pm): New pattern to implement rounding
14648 mode with exceptions with frndint x87 instruction.
14649 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
14650 implement nearbyint, nearbyintf and nearbyintl built-ins as
14651 inline x87 intrinsics.
14653 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14655 * config/mips/mips.md (SHORT): New mode macro.
14656 (size): New mode attribute.
14657 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
14658 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
14659 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
14661 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
14662 *extend[qh]isi2_hw patterns and extending them to di.
14663 (extendqihi2): Implement as define_insn_and_split that produces
14664 extendqisi2 after reload.
14666 2004-09-03 Devang Patel <dpatel@apple.com>
14668 * Makefile.in (OBJS-common): Add tree-if-conv.o
14669 (tree-if-conv.o): New rule.
14670 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
14671 (get_loop_body_in_bfs_order): New.
14672 * cfgloop.h (get_loop_body_in_bfs_order): New.
14673 * tree-flow.h (enum move_pos): Move here from ..
14674 * tree-ssa-loop-im.c (enum move_pos): here.
14675 (movement_possibility): Make externally visible.
14676 * tree-optimize.c (init_tree_optimization_passes): New entry for
14677 if conversion pass.
14678 * tree-pass.h (pass_if_conversion): New.
14679 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
14680 * tree-if-conv.c: New file.
14681 * doc/passes.texi: Document tree if-conversion pass.
14682 * doc/tree-ssa.texi: Same.
14684 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
14687 Makefile.in (LIB2ADDEHSTATIC): New.
14688 (LIB2ADDEHSHARED): New.
14690 (LIBUNWINDDEP): New.
14691 (SHLIBUNWIND_LINK): New.
14692 (SHLIBUNWIND_INSTALL): New.
14693 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
14694 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
14695 (clean): Remove libunwind*
14696 (stage1-start): Remove and copy stage1/libunwind*.
14697 (stage2-start): Remove and copy stage2/libunwind*.
14698 (stage3-start): Remove and copy stage3/libunwind*.
14699 (stage4-start): Remove and copy stage4/libunwind*.
14700 (stageprofile-start): Remove and copy stageprofile/libunwind*.
14701 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
14703 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
14704 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
14705 tmake_file if --with-system-libunwind isn't used.
14707 * config/ia64/t-glibc-libunwind: New file.
14708 * config/t-libunwind-elf: Likewise.
14709 * unwind-compat.c: Likewise.
14710 * unwind-compat.h: Likewise.
14711 * unwind-dw2-fde-compat.c: Likewise.
14713 * config/ia64/t-glibc (LIB2ADDEH): Updated.
14714 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
14716 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
14718 * unwind-dw2-fde-glibc.c: Likewise.
14719 * unwind-dw2.c: Likewise.
14721 * config/t-libunwind (LIB2ADDEH): Updated.
14722 (LIB2ADDEHSTATIC): New.
14723 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
14724 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
14726 * configure.ac: Change --enable-libunwind-exceptions to
14727 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
14728 * configure: Regenerated.
14729 * config.in: Updated.
14731 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
14732 above and mention --with-system-libunwind.
14733 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
14734 removed in gcc 3.4.3 and later.
14736 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
14737 USE_LIBUNWIND_EXCEPTIONS is defined.
14739 * mklibgcc.in: Support libunwind.
14741 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
14743 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
14746 2004-09-03 Richard Henderson <rth@redhat.com>
14749 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
14750 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
14751 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
14752 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
14753 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
14754 resize_stack_vars_conflict, add_stack_var_conflict,
14755 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
14756 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
14757 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
14758 expand_one_static_var, expand_one_hard_reg_var,
14759 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
14760 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
14761 (expand_used_vars): Rewrite.
14762 * Makefile.in (cfgexpand.o): Update dependencies.
14764 2004-09-04 Jan Hubicka <jh@suse.cz>
14766 * cfg.c (free_edge): Use ggc_free.
14767 (expunge_block): Use ggc_free.
14768 * passes.c (rest_of_clean_state): Free after compilation.
14769 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
14770 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
14772 2004-09-03 James E Wilson <wilson@specifixinc.com>
14774 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
14775 DECL_EXTERNAL check.
14777 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14779 * final.c (output_in_slot): New global variable.
14780 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
14781 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
14782 'output_in_slot' before invoking output_asm_insn.
14783 (output_asm_insn): Add a space after the tab if 'output_in_slot'
14785 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
14787 (output_sibcall): Likewise.
14789 2004-09-03 Jan Hubicka <jh@suse.cz>
14791 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
14792 * tree-ssanames (init_ssanames): Likewise.
14794 2004-09-03 Ziemowit Laski <zlaski@apple.com>
14796 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
14797 objc_declare_protocols, objc_start_protocol,
14798 objc_start_class_interface, objc_start_category_interface,
14799 objc_continue_interface, objc_finish_interface,
14800 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
14801 objc_start_class_implementation, objc_start_category_implementation,
14802 objc_continue_implementation, objc_finish_implementation,
14803 objc_add_method_declaration, objc_start_method_definition,
14804 objc_finish_method_definition, objc_build_keyword_decl,
14805 objc_build_method_signature, objc_build_encode_expr,
14806 objc_build_protocol_expr, objc_build_selector_expr,
14807 objc_build_message_expr, objc_build_string_object,
14808 objc_get_class_reference, objc_get_protocol_qualified_type,
14809 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
14811 2004-09-03 James E Wilson <wilson@specifixinc.com>
14813 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
14815 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
14816 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
14817 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
14818 (mips_recip1_<fmt>): Use frdiv1 type.
14819 (mips_recip2_<fmt>): Use frdiv2 type.
14820 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
14821 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
14823 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
14825 2004-09-03 Daniel Jacobowitz <dan@debian.org>
14827 * reload.c (find_reloads): Swap operand_loc pointers for
14828 find_dummy_reload if we have swapped two operands.
14830 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
14832 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
14833 to get the tablejump-insn before the jump-table label.
14835 2004-09-03 Ziemowit Laski <zlaski@apple.com>
14837 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
14838 objc_declare_protocols, objc_build_message_expr,
14839 objc_finish_message_expr, objc_build_selector_expr,
14840 objc_build_protocol_expr, objc_build_encode_expr,
14841 objc_build_string_object, objc_get_protocol_qualified_type,
14842 objc_get_class_reference, objc_get_class_ivars,
14843 objc_start_class_interface, objc_start_category_interface,
14844 objc_start_protocol, objc_continue_interface, objc_finish_interface,
14845 objc_start_class_implementation, objc_start_category_implementation,
14846 objc_continue_implementation, objc_finish_implementation,
14847 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
14848 objc_add_method_declaration, objc_start_method_definition,
14849 objc_finish_method_definition, objc_add_instance_variable,
14850 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
14851 objc_finish_try_stmt, objc_begin_catch_clause,
14852 objc_finish_catch_clause, objc_build_finally_clause,
14853 objc_build_synchronized, objc_static_init_needed_p,
14854 objc_generate_static_init_call): New prototypes.
14856 2004-09-03 Steve Ellcey <sje@cup.hp.com>
14858 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
14860 (ia64_function_value): Ditto.
14862 2004-09-03 Jan Beulich <jbeulich@novell.com>
14864 * config.gcc: Resurrect NetWare as a target. Handle special case of
14865 Novell linker to be used (specified through --with-ld=) and threading
14866 model of either Posix (default) or NKS.
14867 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
14868 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
14869 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
14870 * config/i386/netware.c, config/i386/netware.h: New.
14871 * config/i386/nwld.c, config/i386/nwld.h: New.
14872 * config/i386/netware-crt0.c: New.
14873 * config/i386/netware-libgcc.c: New.
14874 * config/i386/netware-libgcc.def: New.
14875 * config/i386/netware-libgcc.exp: New.
14876 * config/i386/t-netware, config/i386/t-nwld: New.
14878 * doc/install.texi: Document NKS threading model.
14880 2004-09-03 Jan Beulich <jbeulich@novell.com>
14883 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
14884 * tree.h (initial_max_fld_align): Declare
14885 * stor-layout.c (initial_max_fld_align): Define and initialize.
14886 (maximum_field_alignment): Initialize to the same value.
14887 * common.opt: Add -fpack-struct= variant of switch.
14888 * opts.c: Handle -fpack-struct= variant of switch.
14889 * c-pragma.c: Change #pragma pack() handling so that it becomes
14890 compatible to other compilers: accept individual 'push' argument,
14891 make final pop restore (command line) default, correct interaction
14892 of push/pop and sole specification of a new alignment (so that the
14893 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
14894 to #pragma pack(push, <n>).
14895 * doc/extend.texi: New node "Structure-Packing Pragmas" under
14896 "Pragmas", describing #pragma pack.
14897 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
14898 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
14899 Document new TARGET_DEFAULT_PACK_STRUCT.
14901 2004-09-03 Devang Patel <dpatel@apple.com>
14903 * dwarf2out.c (gen_field_die). Equate decl number to die.
14905 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
14908 * global.c (modify_reg_pav): New function.
14909 (make_accurate_live_analysis): Call the new function. Move pavin
14910 modification by earlyclobber set into the new function.
14912 2004-09-03 Andreas Schwab <schwab@suse.de>
14914 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
14915 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
14918 2004-09-02 Jan Beulich <jbeulich@novell.com>
14920 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
14921 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
14922 not unwind code specific ones.
14923 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
14924 Remove unwind code specific dependencies.
14925 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
14926 Remove gbl-ctors.h.
14927 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
14928 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
14929 * tsystem.h: Declare memcpy and memset when inhibit_libc.
14931 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
14933 * combine.c (try_combine): Delay modifying of insns which cannot
14936 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
14938 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
14940 * gcc/tree-ssa-loop.c: Ditto
14941 * gcc/tree-ssa-loop-ivcanon.c: Ditto
14942 * gcc/doc/invoke.texi: Ditto.
14944 2004-09-02 Ziemowit Laski <zlaski@apple.com>
14946 * c-decl.c (store_parm_decls_newstyle): Make static.
14947 (store_parm_decls_from): New function.
14948 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
14949 (store_parm_decls_from): New prototype.
14951 2004-09-02 David Edelsohn <edelsohn@gnu.org>
14953 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
14954 HImode with STRICT_ALIGNMENT.
14956 2004-09-02 Mark Mitchell <mark@codesourcery.com>
14958 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
14959 (TARGET_OS_CPP_BUILTINS): Likewise.
14960 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
14961 TARGET_BPABI_CPP_BUILTINS.
14963 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
14965 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
14967 2004-09-02 Eric Christopher <echristo@redhat.com>
14969 * builtins.c (expand_builtin_cabs): Delete.
14970 (expand_builtin): If unable to fold the values do a normal
14971 library call for builtin_cab*.
14972 (fold_builtin_cabs): Depend on optimize and optimize_size.
14973 * optabs.c (expand_cmplxdiv_straight): Delete.
14974 (expand_cmplxdiv_wide): Ditto.
14975 (expand_vector_binop): Ditto.
14976 (expand_vector_unop): Ditto.
14977 (expand_complex_abs): Delete.
14978 (expand_binop): Remove calls to above functions.
14979 Remove open coding of complex arithmetic.
14980 (expand_unop): Ditto.
14981 * optabs.h: Remove prototypes.
14983 2004-09-02 Ziemowit Laski <zlaski@apple.com>
14985 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
14986 * c-tree.h (store_parm_decls_newstyle): New prototype.
14988 2004-09-02 Geoffrey Keating <geoffk@apple.com>
14990 * config/rs6000/rs6000.c (expand_block_clear): Use vector
14991 instructions if available.
14992 (expand_block_move): Likewise.
14994 2004-09-03 Jan Hubicka <jh@suse.cz>
14996 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
14998 2004-09-02 Mark Mitchell <mark@codesourcery.com>
15000 * config/arm/symbian.h (LIB_SPEC): Define to empty.
15001 * config/arm/t-symbian (SHLIB_LC): Likewise.
15003 2004-09-02 Paul Brook <paul@codesourcery.com>
15005 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
15007 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
15009 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
15010 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
15011 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
15012 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
15013 (mips_issue_rate): Remove unreachable abort.
15014 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15015 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
15016 (mips_block_move_straight, print_operand_address, mips_file_start)
15017 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
15018 (mips_output_conditional_branch, mips_expand_builtin_direct)
15019 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
15020 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
15023 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
15025 * config/mips/mips.md (*lea_high64): Change split condition to
15026 flow2_completed. Add a peephole2 to generate a more parallel version.
15028 2004-09-02 Jan Hubicka <jh@suse.cz>
15030 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
15033 * ggc-page.c: include tree-flow.h.
15034 (extra_order_size_table): Add stmt_ann_d.
15035 (STAT_LABEL): Rename from ....
15036 (LABEL): ... this one.
15037 * Makefile.in (ggc-page.o): Add dependency.
15039 * ggc-common.c (ggc_force_collect): New global variable.
15040 (loc_description): Add fields "freed", "collected"
15041 (ptr_hash): New static hash
15042 (ptr_hash_entry): New structure.
15043 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
15044 (ggc_record_overhead): Take ptr argument, record it
15045 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
15046 (cmp_statistics): Imrove sorting.
15047 (dump_ggc_loc_statistics): Output newly collected statistics
15048 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
15049 (ggc_free): Call ggc_free_overhead.
15050 (ggc_collect): Force collection when asked to be forced.
15051 (ggc_collect): Call ggc_prune_overhead_list.
15052 * ggc.h (ggc_force_collect): Declare
15053 (ggc_record_overhead): Update prototype.
15054 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
15056 2004-09-02 James E Wilson <wilson@specifixinc.com>
15058 * common.opt (ftrapping-math): Default to on.
15060 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
15062 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
15064 2004-09-02 Denis Chertykov <denisc@overta.ru>
15067 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
15069 (*movmemqi_insn): Likewise.
15070 (*movmemhi): Likewise.
15071 (clrmemhi): Likewise.
15072 (*clrmemqi): Likewise.
15073 (*clrmemhi): Likewise.
15075 2004-09-02 Paul Brook <paul@codesourcery.com>
15077 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
15078 default_use_cxa_atexit=yes.
15080 2004-09-02 Alan Modra <amodra@bigpond.net.au>
15082 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
15083 (struct kernel_old_ucontext): Delete.
15084 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
15085 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
15088 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
15090 * toplev.c (process_options): Fix typo.
15092 2004-09-01 Richard Henderson <rth@redhat.com>
15094 PR middle-end/17258
15095 * calls.c (initialize_argument_information): Tighten pass-through
15096 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
15097 Use build_fold_addr_expr.
15098 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
15099 that assumes ADDR_EXPR allocates stack space.
15100 * fold-const.c (build_fold_addr_expr_with_type): Look through
15103 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
15105 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
15106 * ggc.h (ggc_alloc_rtx): Delete.
15108 2004-09-01 Roger Sayle <roger@eyesopen.com>
15110 * expmed.c (enum alg_code): Remove long unused enumeration values.
15111 (struct mult_cost): New structure to hold the "score" of a synthetic
15112 multiply sequence, including both a rtx_cost and a latency field.
15113 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
15114 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
15115 (struct algorithm): Change type of cost field to be mult_cost.
15116 (synth_mult): Change type of cost_limit argument to be a
15117 pointer to a mult_cost. Update all cost comparisons to use the
15118 new mult_cost infrastructure. For alg_add_factor and
15119 alg_sub_factor operations, latency is lower than the rtx_cost.
15120 (choose_mult_variant): Update calls to synth_mult. Perform
15121 cost comparisons using the new mult_cost infrastructure.
15122 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
15123 to optain the total rtx_cost of a synth_mult "algorithm".
15125 2004-09-01 David Edelsohn <edelsohn@gnu.org>
15127 * config/rs6000/power4.md: Increase store latency to 12.
15128 * config/rs6000/power5.md: Same.
15130 2004-09-01 James E Wilson <wilson@specifixinc.com>
15133 * config/avr/avr.c (avr_unique_section): Delete prototype and
15135 (TARGET_ASM_UNIQUE_SECTION): Delete.
15137 2004-09-01 Ziemowit Laski <zlaski@apple.com>
15139 * c-parse.in (primary): Call objc_build_message_expr(),
15140 objc_build_selector_expr(), objc_build_protocol_expr(),
15141 objc_build_encode_expr() and objc_build_string_object() instead of
15142 build_message_expr(), build_selector_expr(), build_protocol_expr(),
15143 build_encode_expr() and build_objc_string_object(), respectively.
15144 (component_decl_list2): Call objc_get_class_ivars() instead of
15145 get_class_ivars_from_name().
15146 (keyworddecl): Call objc_build_keyword_decl() instead of
15147 build_keyword_decl().
15148 (receiver): Call objc_get_class_reference() instead of
15149 get_class_reference().
15150 (reswords): Add blank line before @@ifobjc section, for clarity.
15152 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
15154 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
15157 2004-09-01 Wu Yongwei <adah@sh163.net>
15158 Danny Smith <dannysmith@users.sourceforge.net>
15160 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
15161 not Windows 'DWORD'.
15162 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
15163 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
15164 (__gthr_win32_recursive_mutex_init_function): Add prototype for
15165 __GTHREAD_HIDE_WIN32API case..
15166 (__gthr_win32_recursive_mutex_lock): Likewise.
15167 (__gthr_win32_recursive_mutex_trylock): Likewise.
15168 (__gthr_win32_recursive_mutex_unlock): Likewise.
15169 (__gthread_recursive_mutex_init_function); Add definition for
15170 __GTHREAD_HIDE_WIN32API case.
15171 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
15172 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
15173 call to InterlockedDecrement.
15175 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15177 * tree-tailcall.c (find_tail_calls): Also fail is statement has
15180 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
15182 * doc/c-tree.texi: Document new operands for ARRAY_REF and
15185 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15187 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
15188 * common.opt (fspeculative-prefetching): New.
15189 * flags.h (flag_speculative_prefetching_set): Declare.
15190 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
15192 * opts.c (flag_sepculative_prefetching_set): New variable.
15193 (common_handle_option): Handle -fspeculative-prefetching.
15194 * passes.c (rest_of_compilation): Ditto.
15195 * profile.c (instrument_values, compute_value_histograms, branch_prob):
15196 Use vectors instead of arrays.
15197 * toplev.c (process_options): Handle -fspeculative-prefetching.
15198 * rtl-profile.c: Include ggc.h.
15199 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
15200 rtl_gen_one_value_profiler_no_edge_manipulation,
15201 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
15203 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
15204 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
15206 * value-prof.c: Include ggc.h.
15207 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
15209 (insn_prefetch_values_to_profile, find_mem_reference_1,
15210 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
15211 speculative_prefetching_transform): New.
15212 (value_profile_transformations): Call speculative_prefetching_transform.
15213 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
15214 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
15215 tree_find_values_to_profile, find_values to profile): Use vectors
15217 (free_profiled_values): Removed.
15218 * value-prof.h (struct histogram_value): Renamed to
15219 struct histogram_value_t.
15220 (histogram_value, histogram_values): New types.
15221 (find_values_to_profile): Declaration changed.
15222 (free_profiled_values): Removed.
15223 (struct profile_hooks): Type of argument of the hooks changed to
15225 * doc/invoke.texi (-fspeculative-prefetching): Document.
15227 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15229 PR rtl-optimization/16408
15230 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
15232 2004-09-01 Richard Henderson <rth@redhat.com>
15234 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
15235 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
15237 2004-09-01 Jakub Jelinek <jakub@redhat.com>
15239 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
15241 2004-09-01 Mike Stump <mrs@apple.com>
15243 * config/darwin.c (machopic_symbol_defined_p): In addition to
15244 being SYMBOL_REF_LOCAL_P, a symbol must also be
15245 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
15246 defined in this output file, or translation unit in the case
15247 of IMA not being used.
15248 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
15249 never need .indirect_symbol when indirecting.
15251 2004-09-01 Jakub Jelinek <jakub@redhat.com>
15253 * Makefile.in (bb-reorder.o): Add several dependencies.
15255 2004-09-01 Jakub Jelinek <jakub@redhat.com>
15257 * fold-const.c (operand_equal_p): Require equal sign also for
15258 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
15260 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
15262 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
15263 for use in configargs.h. Put the cname in a separate variable. Use
15264 that to set target_cpu_default2.
15266 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
15267 Nick Clifton <nickc@redhat.com>
15269 * config/sh/sh.md ("length"): Increase branch length when
15270 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
15271 constant, 2 byte for aligning the constant.
15273 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
15275 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
15277 (arm7tdmi-s): New CPU name.
15278 * arm/arm.c (ARM_CORE): Update for new format.
15279 * arm/arm.h (ARM_CORE): Likewise.
15280 * arm/gentune.sh: Update for extra field.
15281 * config.gcc: Likewise.
15282 * arm/arm-tune.md: Regenerate.
15283 * doc/invoke.texi: Document the real processor names for ARM cpus.
15285 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
15287 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
15288 (floatdidf): New functions.
15289 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
15290 (floatdisf): New functions.
15291 * t-arm-elf: Use them.
15293 2004-09-01 Ziemowit Laski <zlaski@apple.com>
15295 * c-common.h (lookup_interface): Remove prototype.
15296 (is_class_name): Rename to objc_is_class_name.
15297 (lookup_objc_ivar): Rename to objc_lookup_ivar.
15298 (get_current_scope): Rename to objc_get_current_scope.
15299 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
15300 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
15301 (yylexname): Call objc_is_class_name() instead of is_class_name().
15302 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
15303 instead of lookup_objc_ivar().
15304 * stub-objc.c (lookup_interface): Remove stub.
15305 (is_class_name): Rename to objc_is_class_name.
15306 (lookup_objc_ivar): Rename to objc_lookup_ivar.
15308 2004-08-31 Mark Mitchell <mark@codesourcery.com>
15310 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
15311 * config/arm/lib1funcs.asm: Do not include supplemental .S files
15312 when compiling for Symbian.
15313 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
15314 (TARGET_OS_CPP_BUILTINS): Likewise.
15315 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
15317 2004-08-31 Stan Shebs <shebs@apple.com>
15319 * toplev.c (process_options): Ensure debug_hooks is initialized.
15321 2004-08-31 Mark Mitchell <mark@codesourcery.com>
15323 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
15324 * target.h (cxx): Add export_class_data.
15325 * config/arm/arm.c (arm_cxx_export_class_data): New function.
15326 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
15327 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
15329 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
15331 * config/sh/sh.c (output_branch): Check the insn length possibly
15332 in the delayed slot.
15334 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15336 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
15338 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
15340 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
15341 (c_sizeof_of_alignof_type): Likewise.
15342 * expr.c (array_ref_element_size): Likewise.
15343 (highest_pow2_factor_for_target): Likewise.
15344 * gimplify.c (canonicalize_addr_expr): Likewise.
15345 (gimplify_compound_lval): Likewise.
15346 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
15347 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15348 * varasm.c (assemble_variable): Likewise.
15349 (output_constant_def_contents): Alignments are unsigned.
15351 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15352 Jeff Law <law@redhat.com>
15354 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
15357 2004-08-31 Mark Mitchell <mark@codesourcery.com>
15359 * hooks.c (hook_bool_void_true): New function.
15360 * hooks.h (hook_bool_void_true): Declare.
15361 * target-def.h (TARGET_CXX): Add
15362 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
15363 * target.h (struct cxx): Add key_method_may_be_inline.
15364 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
15366 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
15367 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
15370 2004-08-31 Denis Chertykov <denisc@overta.ru>
15373 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
15374 frame pointer register only in Pmode while reload in progress.
15376 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
15379 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
15380 because it breaks the 32-bit shift patterns that rely on a match_dup.
15382 2004-08-31 Matt Austern <austern@apple.com>
15384 * config/darwin.c (darwin_make_decl_one_only): Allocate section
15385 names once per compilation, instead of once per symbol.
15387 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
15389 * Makefile.in (build_subdir): New substitution.
15390 (fixinc.sh): Simplify heavily since fixincludes is already built.
15391 (stmp-fixinc): Depend on specs.ready.
15392 (install-mkheaders): Use new location of fixincludes.
15393 (clean): Do not descend into fixinc.
15394 (FORBUILD): Replace with ../$(build_subdir).
15395 * configure.ac (build_subdir): Substitute.
15396 (FORBUILD): Do not set.
15397 (all_outputs): Remove fixinc/Makefile.
15398 (default commands): Do not create links in fixinc.
15399 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
15400 the fixincludes configuration steps and substituting
15401 @FIXINCL@ in fixinc.in.
15402 * fixinc.in: New, from fixinc/fixincl.sh.
15404 * fixinc/*: Removed.
15406 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
15408 * attribs.c (strip_attrs): Remove.
15409 (split_specs_attrs): Move ...
15410 * c-decl.c: ... to here.
15411 * tree.h (split_specs_attrs, strip_attrs): Remove.
15412 * c-tree.h (split_specs_attrs): Declare.
15414 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
15416 * read-rtl.c: Disable RTL checking.
15417 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
15419 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
15421 * config/mips/mips.md (fcond): New code macro and attribute.
15422 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
15423 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
15424 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
15426 2004-08-30 Mark Mitchell <mark@codesourcery.com>
15429 2004-08-29 Mark Mitchell <mark@codesourcery.com>
15430 PR rtl-optimization/16590
15431 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
15433 2004-08-30 Andrew Pinski <apinski@apple.com>
15436 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
15437 * ChangeLog: Fix previous ChangeLog entry.
15440 * config.host (use_long_long_for_widest_fast_int): New, default is
15442 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
15443 * configure.ac: If use_long_long_for_widest_fast_int, then
15444 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
15445 * configure: Regenerate.
15446 * config.in: Regenerate.
15447 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
15448 New: widest integer type supported efficiently in hardware for the
15450 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
15451 HOST_BITS_PER_WIDEST_FAST_INT.
15452 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
15453 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
15454 HOST_WIDEST_FAST_INT
15455 instead of HOST_WIDE_INT.
15456 (HARD_REG_SET_LONGS): Likewise.
15457 (UHOST_BITS_PER_WIDE_INT): Likewise.
15458 Change the checks for the fast cases to be based on
15459 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
15461 2004-08-30 Steven Bosscher <stevenb@suse.de>
15463 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
15466 2004-08-30 Geoffrey Keating <geoffk@apple.com>
15472 * c-decl.c (grokdeclarator): Produce error for 'static' on local
15473 function declaration.
15475 2004-08-30 Richard Henderson <rth@redhat.com>
15477 * expr.c (array_ref_element_size): Force aligned_size back to
15479 (component_ref_field_offset): Similarly for aligned_offset.
15480 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
15481 low-bound, element-size, field-offset fields rather than
15484 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
15486 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
15489 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
15491 * c-tree.h (struct language_function): Add arg_info element.
15492 * c-decl.c (current_function_arg_info): New.
15493 (grokdeclarator, store_parm_decls): Use it instead of
15495 (c_push_function_context, c_pop_function_context): Save and
15498 2004-08-30 Richard Henderson <rth@redhat.com>
15500 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
15501 COMPONENT_REF to pointer arithmetic.
15502 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
15503 constant "c" as a valid constant initializer. Allow narrowing of
15504 differences against the same base object, for any base object.
15506 2004-08-30 Richard Henderson <rth@redhat.com>
15508 * expr.c (expand_expr_addr_expr): New.
15509 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
15511 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
15513 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
15514 (mips_fp_condition): New enum.
15515 (mips_fp_conditions): New array.
15516 (print_fcc_operand): Delete.
15517 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
15518 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
15519 (builtin_description): Add "cond" field.
15520 (DIRECT_BUILTIN): Initialize it.
15521 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
15522 into INSN and CODE. Initialize the "cond" field.
15523 (CMP_BUILTINS): Update accordingly.
15524 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
15525 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
15526 mips_fp_condition as argument. Make it the final operand of the
15527 comparison instruction.
15528 (mips_expand_builtin): Update accordingly.
15529 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
15530 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
15532 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
15533 Don't use the 'Q' operand prefix; just print the operand normally.
15534 (mips_cabs_*, mips_c_*): Delete, replacing with...
15535 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
15536 patterns. Split the 4s versions into 2 ps patterns after reload.
15538 2004-08-30 Richard Henderson <rth@redhat.com>
15540 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
15541 assuming an ADDR_EXPR is non-null.
15543 2004-08-30 Jason Merrill <jason@redhat.com>
15545 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
15547 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15549 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
15550 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
15551 gcc_assert and gcc_unreachable instead of abort.
15552 * alloc-pool.c (abort, fancy_abort): Remove.
15553 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
15554 gcc_assert or gcc_unreachable.
15555 * attribs.c (init_attributes, decl_attributes): Likewise.
15556 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
15557 mark_bb_for_unlikely_executed_section,
15558 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
15559 fix_crossing_unconditional_branches): Likewise.
15560 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
15561 bitmap_operation): Likewise.
15562 * bt-load.c (insn_sets_btr_p, augment_live_range,
15563 move_btr_def): Likewise.
15564 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
15565 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
15566 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
15567 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
15568 expand_builtin_memcmp, expand_builtin_args_info,
15569 std_gimplify_va_arg_expr, expand_builtin_unop,
15570 expand_builtin_fputs, expand_builtin_profile_func,
15571 expand_builtin_fork_or_exec, fold_builtin_bitop,
15572 fold_builtin_classify, fold_builtin_fputs): Likewise.
15574 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15576 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
15577 * gcov.c (abort): Remove undef.
15579 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
15580 (struct tree_binfo): Remove primary field.
15582 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
15584 * fixinc/Makefile.in (machname.h): Remove.
15585 (fixincl.x): Do not pass $@ to genfixes.
15586 * fixinc/genfixes: Remove code to produce machname.h.
15587 * fixinc/fixincl.sh: Move it here instead.
15588 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
15589 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
15590 return a bool indicating whether pz_mn_name_pat is NULL.
15591 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
15592 Declare extern C variables for the ENV_TABLE.
15593 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
15594 instead use the result of mn_get_regexps.
15595 * fixinc/fixtests.c: Likewise.
15597 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
15599 * configure.ac: Do not run fixincludes after stage1 during
15600 toplevel bootstrap.
15601 * configure: Regenerate.
15603 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
15605 * sched-deps.c (get_condition): Partially revert previous, by never
15606 trying to extract the condition from a condjump.
15608 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15610 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
15611 (handle_visibility_attribute, c_determine_visibility): Likewise.
15612 * c-common.h (my_friendly_assert): Remove.
15614 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
15616 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
15617 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
15618 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
15619 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
15620 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
15622 2004-08-30 Diego Novillo <dnovillo@redhat.com>
15624 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
15625 in COMPONENT_REF nodes.
15627 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
15630 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
15631 global_dc->warning_as_error_requested.
15632 * diagnostic.c (diagnostic_initialize): Tidy.
15633 * diagnostic.h (diagnostic_context::x_data): Remove
15634 (diagnostic_context::issue_warnings_are_errors_message): Rename
15635 from warnings_are_errors_message.
15636 (diagnostic_context::warning_as_error_requested): New.
15638 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
15640 * sched-deps.c (get_condition): Fix breakage in previous patch.
15642 2004-08-30 Paul Brook <paul@codesourcery.com>
15644 * doc/install.texi: Fix broken mpfr link.
15646 2004-08-29 David O'Brien <obrien@FreeBSD.org>
15648 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
15649 other FreeBSD platforms.
15651 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15653 * arm.h (REVERSE_CONDITION): Define.
15654 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
15656 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15658 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
15659 just the codes, call reversed_comparison_code ().
15660 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
15661 (not_reg_cond): Use reversed_comparison_code.
15662 (and_reg_cond): Likewise.
15663 * ifcvt.c (cond_exec_process_if_block): Likewise.
15664 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
15666 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15668 * sched-deps.c (get_condition): Rewrite using jump support functions.
15669 Use reversed_comparison_code.
15670 (conditions_mutex_p): Use reversed_comparison_code.
15672 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15674 * config/mips/mips.c (override_options): Disable hot/cold partitioning
15677 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15679 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
15680 (mips_function_type): Move to mips.c.
15681 * config/mips/mips.c (mips_builtin_type): New enum.
15682 (builtin_description): Replace code and ftype with builtin_type
15684 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
15685 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
15686 (CODE_FOR_mips_abs_ps): Define.
15687 (mips_bdesc): Use new macros.
15688 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
15689 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
15690 (mips_expand_builtin_direct): New function.
15691 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
15692 builtin. Replace boolean parameter with builtin_type.
15693 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
15694 (mips_expand_4s_compare_builtin): Delete, replacing with...
15695 (mips_expand_builtin_compare): ...this new function.
15697 2004-08-29 Mark Mitchell <mark@codesourcery.com>
15699 PR rtl-optimization/16590
15700 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
15702 2004-08-29 Diego Novillo <dnovillo@redhat.com>
15704 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
15705 * tree-ssa-propagate.c: Fix documentation.
15707 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15709 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
15710 (mov[sd]fcc): Likewise.
15712 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15714 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
15716 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15718 * config/mips/mips.md (divide_condition): New mode attribute.
15719 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
15720 (sqrt[sd]f3): Redefine using SCALARF.
15721 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
15724 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15726 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
15727 (loadx, storex, fmt, UNITMODE): New mode attributes.
15728 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
15729 (mul[sd]f3): Redefine using :SCALARF.
15730 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
15731 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
15732 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
15733 Check TARGET_FUSED_MADD for V2SF too.
15734 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
15735 were already named.
15736 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
15737 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
15739 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15741 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
15742 V2SF_type_node if it will be needed.
15744 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15746 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
15747 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
15748 (mips_prepare_builtin_target): New function.
15749 (mips_expand_builtin): Use them. Update calls to subroutines.
15750 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
15751 cmp_choice with a boolean argument to select between movt and movf.
15752 Take the comparison's icode as an argument, not the function's fcode.
15753 (mips_expand_compare_builtin): New function. Rename existing function
15754 to mips_expand_scalar_compare_builtin.
15755 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
15756 (mips_expand_ps_compare_builtin): Use the new functions. Take the
15757 comparison's icode as an argument, not the builtin's fcode.
15759 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15761 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
15762 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
15763 registers are false and -1 if all registers are true.
15764 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
15765 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
15766 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
15767 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
15768 (bc1any2t, bc1any2f): Likewise CCV2.
15769 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
15771 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15773 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
15774 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
15775 UNSPEC rather than an IF_THEN_ELSE.
15776 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
15777 mips_cond_move_tf_ps by name.
15779 2004-08-29 Chao-ying Fu <fu@mips.com>
15780 James E Wilson <wilson@specifixinc.com>
15782 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
15783 8 byte size and alignment. Give CCV4 16 byte size and alignment.
15784 * config/mips/mips-ps-3d.md: New file.
15785 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
15786 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
15787 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
15788 (mips_output_move): Emit "mov.ps" for V2SFmode.
15789 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
15791 (override_options): Check if TARGET_MIPS3D and there was an explicit
15792 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
15793 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
15794 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
15795 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
15796 and allow CCV2 and CCV4 to occupy two and four CC registers.
15797 (print_fcc_operand): New function.
15798 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
15799 %Z to call print_fcc_operand.
15800 (mips_function_value): Handle MODE_VECTOR_FLOAT.
15801 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
15802 (mips_vector_mode_supported_p): New function.
15803 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
15804 (builtin_description): New struct.
15805 (mips_bdesc): New array of struct builtin_description.
15806 (mips_expand_builtin, mips_init_builtins,
15807 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
15808 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
15810 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
15811 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
15812 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
15813 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
15814 "-mips3d", and "-mno-mips3d".
15815 (ASM_SPEC): Map -mips3d to -mips3d in gas.
15816 (EXTRA_CONSTRAINT_Y): New macro.
15817 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
15818 multi-letter constraint 'Y'.
15819 (CONSTRAINT_LEN): New macro.
15820 (enum mips_builtins): New for MIPS builtin functions.
15821 (enum mips_function_type): New for the types of MIPS builtin functions.
15822 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
15823 * config/mips/mips.md: New constants for paired single and MIPS-3D
15824 instructions. Include the new mips-ps-3d.md file.
15825 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
15826 movv2sf_hardfloat_64bit): New named patterns.
15827 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
15828 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
15829 sdxc1_v2sf_di): New unnamed patterns.
15830 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
15831 const_vector support.
15832 (const_0_or_1_operand): New predicate.
15833 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
15835 2004-08-29 Diego Novillo <dnovillo@redhat.com>
15837 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
15838 (tree-ssa-propagate.o): New rule.
15839 (GTFILES): Add tree-ssa-propagate.c.
15840 * tree-flow.h (struct stmt_ann_d): Remove field
15842 * tree-ssa-propagate.c: New file.
15843 * tree-ssa-propagate.h: New file.
15844 * tree-ssa-ccp.c: Re-write to use the routines from
15845 tree-ssa-propagate.c.
15847 2004-08-28 Andrew Pinski <apinski@apple.com>
15849 * tree-ssa-loop.c: Remove extra include of basic-block.h.
15851 2004-08-28 Ziemowit Laski <zlaski@apple.com>
15853 * c-common.h: Update comments about ObjC/ObjC++ entry points.
15854 (objc_is_reserved_word): New prototype.
15855 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
15856 separate section; these are call-backs.
15857 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
15858 ObjC/ObjC++ "@" keywords.
15859 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
15860 prototypes; they already live in c-common.h.
15861 * stub-objc.c: Update copyright notice.
15862 (objc_is_reserved_word): New stub.
15864 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
15866 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
15867 even when not checking.
15869 2004-08-27 Jason Merrill <jason@redhat.com>
15872 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
15873 (gimple_push_cleanup): Add eh_only parm.
15874 (gimplify_target_expr): Pass it.
15875 * c.opt (-fno-threadsafe-statics): New option.
15876 * c-opts.c (c_common_handle_option): Handle it.
15877 * c-common.h (flag_threadsafe_statics): Declare it.
15878 * c-common.c (flag_threadsafe_statics): Record it.
15879 * doc/invoke.texi: Document it.
15880 * tsystem.h (_GNU_SOURCE): Define.
15881 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
15882 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
15883 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
15884 (__gthread_recursive_mutex_init_function): New fn.
15885 (__gthread_recursive_mutex_lock): New fn.
15886 (__gthread_recursive_mutex_trylock): New fn.
15887 (__gthread_recursive_mutex_unlock): New fn.
15888 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
15889 * gthr-win32.h, gthr-vxworks.h: Likewise.
15890 * gthr.h: Document.
15892 2004-08-27 David Edelsohn <edelsohn@gnu.org>
15894 * config/rs6000/rs6000.c (rs6000_override_options): Increase
15895 maximum skip to 15. Set function alignment, jump alignment, and
15896 loop alignment to 16 for processors that form dispatch groups.
15897 (rs6000_rtx_costs): outer_code is used.
15899 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
15901 * stor-layout.c (sizetype_set): Remove.
15902 (set_sizetype): Don't test or set it.
15904 * tree.h (size_int_type): Remove.
15905 * fold-const.c: Do not #include gt-fold-const.h.
15906 (size_htab_hash, size_htab_eq): Remove.
15907 (size_int_kind): Use build_int_cst.
15908 (new_const, size_htab): Remove.
15909 (size_int_type): Remove.
15910 (round_up): Use build_int_cst.
15911 (round_down): Likewise. Remove spurious constant build.
15913 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
15915 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
15916 Add is_release variable, use it for --enable-werror and
15917 --enable-checking defaults.
15918 * system.h (gcc_assert, gcc_unreachable): New.
15919 * doc/install.texi (--enable-checking): Update.
15920 * configure, config.in: Rebuilt.
15922 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
15924 * rtl.h (read_rtx): Change prototype.
15925 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
15926 line number. Return true on success.
15927 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
15928 callers accordingly.
15930 2004-08-26 Richard Henderson <rth@redhat.com>
15932 * c-typeck.c (build_offsetof): Remove.
15933 * c-tree.h (build_offsetof): Remove.
15934 * c-common.c (fold_offsetof_1, fold_offsetof): New.
15935 * c-common.h (fold_offsetof): Declare.
15936 * c-parse.in (offsetof_base): New.
15937 (offsetof_member_designator): Use it. Build references, not just
15939 (primary): Use fold_offsetof, not build_offsetof.
15941 2004-08-26 Richard Henderson <rth@redhat.com>
15943 * tree.c (staticp): Return the static object.
15944 * tree.h (staticp): Update decl.
15945 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
15946 * langhooks.c (lhd_staticp): Return NULL_TREE.
15947 * langhooks-def.h (lhd_staticp): Update decl.
15948 * c-common.c (c_staticp): Return the static object.
15949 * c-common.h (c_staticp): Update decl.
15951 2004-08-26 Richard Henderson <rth@redhat.com>
15953 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
15956 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
15959 * c-decl.c (struct c_binding): Add type and inner_comp fields.
15960 (bind): Set type and inner_comp fields.
15961 (pop_scope): Restore type of decl to the correct type from an
15962 outer scope. Give error when popping file scope for incomplete
15963 arrays completed incompatibly with default initialization in an
15965 (diagnose_mismatched_decls): Handle externs with initializers at
15967 (pushdecl): Set type of external declaration at block scope based
15968 only on the visible declarations. Save type when changing the
15969 type of a declaration. Merge an external declaration at block
15970 scope with a visible static declaration at file scope.
15971 (implicitly_declare): Give recycled old declaration the new type
15972 except for incompatible declarations of built-in functions, saving
15975 2004-08-26 Ziemowit Laski <zlaski@apple.com>
15977 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
15979 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
15981 * tree-alias-common.c (gate_pta): New function.
15982 (pass_build_pta): Use it.
15983 (pass_del_pta): Use it.
15984 (delete_alias_vars): Don't check flag_tree_points_to.
15986 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15988 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
15989 TFmode as additional register mode cloberred by call.
15991 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15993 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
15994 parallel pattern for library call returning DImode in
15997 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15999 * config/rs6000/rs6000.c (function_arg): Generate parallel
16000 pattern for more split args.
16002 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
16004 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
16005 either gen_movdi_di_update or gen_movdi_si_update depending on
16007 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
16008 to generate two versions.
16010 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
16012 * Makefile.in (lambda-code.o): New.
16013 (lambda-trans.o): Ditto.
16014 (TREE_DATA_REF_H): Ditto.
16016 (lambda-mat.o): Use LAMBDA_H.
16017 (tree-data-ref.o): Ditto.
16018 * lambda-code.c: New file. Lambda code generation algorithm.
16019 * lambda-trans.c: Ditto. Lambda transformation matrix support.
16020 * lambda.h: Add lambda loop structures.
16021 Add lambda loopnest structures.
16022 Add lambda body vector structure.
16023 Add lambda linear expression structures.
16024 Add prototypes for functions in new files.
16025 * lambda-mat.c: Include tree.h
16027 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
16028 Sebastian Pop <pop@cri.ensmp.fr>
16030 * tree-data-ref.h: Include lambda.h
16031 (free_dependence_relation): Declared here.
16032 (free_dependence_relations): Ditto.
16033 (free_data_refs): Ditto.
16034 * tree-data-ref.c (free_dependence_relation): New function.
16035 (free_dependence_relations): Ditto.
16036 (free_data_refs): Ditot.
16037 (analyze_all_data_dependences): Free datarefs and dependence_relations.
16038 (build_classic_dist_vector): Store in the dependence_relations the
16039 information. Each arc in the dependence_relations graph is labelled
16040 with the distance and direction vectors.
16041 (build_classic_dir_vector): Ditto.
16042 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
16043 Now computes again the whole dependence graph including read-read
16045 (compute_data_dependences_for_loop): Now dependence_relations contains
16046 all the data, and thus it doesn't need to initialize the classic_dir
16047 and classic_dist vectors.
16048 (analyze_all_data_dependences): Adjusted for using the new interface of
16049 compute_data_dependences_for_loop. Remove the statistics dump.
16051 2004-08-26 Bob Wilson <bob.wilson@acm.org>
16053 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
16054 (xtensa_expand_block_move): Update comment.
16055 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
16057 2004-08026 Richard Earnshaw <rearnsha@arm.com>
16060 * toplev.c (crash_signal): If we crashed while emitting
16061 a user asm, then die more gracefully.
16063 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
16066 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
16067 checking for a valid constant, regardless of sign.
16069 2004-08-25 Richard Henderson <rth@redhat.com>
16072 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
16073 if the constant satisfies add_operand.
16075 2004-08-25 Richard Henderson <rth@redhat.com>
16078 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
16079 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
16080 unwind info for >16-bit frames.
16082 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
16085 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
16087 2004-08-25 Richard Henderson <rth@redhat.com>
16089 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
16090 (TARGET_CANNOT_FORCE_CONST_MEM): New.
16092 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
16094 * doc/tree-ssa.texi: Document new operand iterator.
16096 2004-08-26 Alan Modra <amodra@bigpond.net.au>
16099 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
16100 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
16103 2005-08-28 Paul Brook <paul@codesourcery.com>
16105 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
16106 -mfpu=vfp -march=armv5t
16107 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
16109 2004-08-25 Richard Henderson <rth@redhat.com>
16111 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
16112 * target.h (struct gcc_target): Add scalar_mode_supported_p.
16113 * targhooks.c (default_scalar_mode_supported_p): New.
16114 * targhooks.h (default_scalar_mode_supported_p): Declare.
16115 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
16117 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
16118 before attempting to create types. Tidy.
16119 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
16121 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
16122 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
16124 2004-08-25 Richard Henderson <rth@redhat.com>
16126 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16127 set REAL_MODE_FORMAT for TFmode.
16129 2004-08-25 Ziemowit Laski <zlaski@apple.com>
16131 * c-decl.c (grokparm): New function.
16132 * c-tree.h (grokparm): New prototype.
16134 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
16136 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
16137 iterator controlling structure.
16138 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
16139 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
16140 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
16142 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
16143 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
16144 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
16145 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
16146 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
16147 Empty operand pointers.
16148 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
16149 (op_iter_next_use): New. Return next use_operand_p.
16150 (op_iter_next_def): New. Return next def_operand_p.
16151 (op_iter_next_tree): New. Return next operands as a tree.
16152 (op_iter_init): New. Initialize an iterator structure.
16153 (op_iter_init_use): New. Initialize structure and get the first use.
16154 (op_iter_init_def): New. Initialize structure and get the first def.
16155 (op_iter_init_tree): New. Initialize structure and get the first tree.
16156 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
16157 (op_iter_init_maydef): New. Initialize structure and get the first
16158 V_MAY_DEF operands.
16159 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
16160 * tree-dfa.c (compute_immediate_uses_for_stmt,
16161 redirect_immediate_uses): Use new operand iterator.
16162 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
16163 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
16164 operands instead of using *_disappeared_p routines.
16165 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
16166 ssa_rewrite_stmt): Use new operand iterator.
16167 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
16168 rewrite_trees): Use new operand iterator.
16169 * tree-pretty-print.c (dump_vops): Use new operand iterator.
16170 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
16171 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
16172 dump_points_to_info): Use new operand iterator.
16173 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
16174 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
16176 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
16177 propagate_necessity): Use new operand iterator.
16178 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
16179 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
16180 a parameter instead of a stmt_ann_t.
16181 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
16182 build_tree_conflict_graph): Use new operand iterator.
16183 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
16184 rewrite_mem_refs): Use new operand iterator.
16185 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
16186 check_loop_closed_ssa_use): Use new operand iterator.
16187 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
16188 * tree-ssanames.c (release_defs): Use new operand iterator.
16189 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
16191 2004-08-25 Adam Nemet <anemet@lnxw.com>
16193 * tlink.c (initial_cwd): New variable.
16194 (tlink_init): Initialize it.
16195 (recompile_files): Use tlink_execute() instead of system(). Don't
16196 duplicate verbose output of collect_execute. Restore initial_cwd.
16197 Update comment before the function.
16199 2004-08-25 Ziemowit Laski <zlaski@apple.com>
16201 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
16202 accept) a cast from one Objective-C pointer type to another.
16204 2004-08-25 Paolo Carlini <pcarlini@suse.de>
16206 * doc/install.texi: Document that libstdc++-v3 requires
16207 now automake 1.9.1.
16209 2004-08-25 Caroline Tice <ctice@apple.com>
16211 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
16212 to comments at start of function.
16213 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
16215 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
16216 merge_blocks_move_predecessor_nojumps,
16217 merge_blocks_move_successor_nojumps, merge_blocks_move,
16218 try_crossjump_to_edge, try_crossjump_bb): Likewise.
16219 * cfglayout.c (fixup_reorder_chain): Likewise.
16220 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
16221 cfg_layout_can_merge_blocks_p): Likewise.
16222 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
16223 * passes.c (rest_of_compilation): Update comments for calling
16224 optimization that partitions hot/cold basic blocks.
16225 * doc/invoke.texi: Update documentation of
16226 freorder-blocks-and-partition flag.
16228 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
16230 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
16231 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
16233 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
16235 * config/mips/mips.md (any_shift): New code macro.
16236 (optab, insn): New code attributes.
16237 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
16238 Use the standard rather than internal patterns for the MIPS16
16239 double-shift optimization.
16240 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
16241 Redefine using :GPR and any_shift.
16242 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
16243 to cover all three shifts.
16244 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
16245 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
16246 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
16248 2004-08-24 Geoffrey Keating <geoffk@apple.com>
16250 * gimplify.c (lookup_tmp_var): Separate temporaries when not
16253 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16255 PR libstdc++/17005 (fix for HP-UX 11.11)
16256 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
16257 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
16258 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
16259 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
16260 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
16261 (LINK_SPEC): Handle march=1.0 option.
16262 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
16263 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
16264 (SUBTARGET_OPTIONS): New define.
16265 (LINK_SPEC): Handle march=1.0 option.
16266 (STARTFILE_SPEC): New define.
16267 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
16268 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
16269 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
16270 (SUBTARGET_OPTIONS): New define.
16271 (LINK_SPEC): Handle march=1.0 option.
16272 (STARTFILE_SPEC): New define.
16273 * config/pa/pa.c (override_options): Add code to process -munix= option.
16274 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
16275 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
16277 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
16278 (SUBTARGET_OPTIONS): Provide default define.
16279 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
16280 STANDARD_STARTFILE_PREFIX_2): New defines.
16281 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
16282 (ENDFILE_SPEC): Use %O.
16283 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
16284 Mention issue caused by changing namespace and runtime to UNIX 95/98.
16285 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
16286 Document -munix=std option.
16288 2004-08-25 Steven Bosscher <stevenb@suse.de>
16290 * cse.c (cse_around_loop, cse_check_loop_start,
16291 cse_set_around_loop): Remove.
16292 (cse_basic_block): Remove the around_loop argument.
16293 (cse_end_of_basic_block): Remove the after_loop argument.
16294 (cse_main): Likewise.
16295 * rtl.h (cse_main): Update prototype.
16296 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
16297 rest_of_handle_gcse): Update cse_main calls.
16299 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
16301 * tree.h (build_int_cst): New, sign extended constant.
16302 (build_int_cstu): New, zero extended constant.
16303 (build_int_cst_wide): Renamed from build_int_cst.
16304 * tree.c (build_int_cst, build_int_cstu): New.
16305 (build_int_cst_wide): Renamed from build_int_cst.
16306 (make_vector_type, build_common_tree_nodes,
16307 build_common_tree_nodes_2): Adjust build_int_cst calls.
16308 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
16309 expand_builtin_strpbrk, expand_builtin_fputs,
16310 build_string_literal, expand_builtin_printf,
16311 expand_builtin_sprintf, fold_builtin_classify_type,
16312 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
16313 fold_builtin_toascii, fold_builtin_isdigit,
16314 simplify_builtin_strstr, simplify_builtin_strpbrk,
16315 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
16316 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
16317 DEF_ATTR_INT): Likewise.
16318 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
16320 * c-lex.c (interpret_integer, lex_charconst): Likewise.
16321 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
16322 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16323 * c-typeck.c (really_start_incremental_init, push_init_level,
16324 set_nonincremental_init_from_string): Likewise.
16325 * calls.c (load_register_parameters): Likewise.
16326 convert.c (convert_to_pointer): Likewise.
16327 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
16328 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
16329 build_gcov_info): Likewise.
16330 * except.c (init_eh, assign_filter_values): Likewise.
16331 * expmed.c (store_fixed_bit_field, extract_bit_field,
16332 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
16333 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
16334 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
16335 * expr.c (convert_move, emit_group_load, emit_group_store,
16336 expand_assignment, store_constructor, store_field,
16337 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
16338 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
16339 invert_truthvalue, optimize_bit_field_compare,
16340 decode_field_reference, all_ones_mask_p, constant_boolean_node,
16341 fold_div_compare, fold, fold_read_from_constant_string,
16342 fold_negate_const, fold_abs_const, fold_not_const, round_up,
16343 round_down): Likewise.
16344 * function.c (assign_parm_setup_block): Likewise.
16345 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
16347 * stor-layout.c (layout_type, initialize_sizetypes,
16348 set_min_and_max_values_for_integral_type): Likewise.
16349 * tree-chrec.c (chrec_fold_multiply_poly_poly,
16350 reset_evolution_in_loop): Likewise.
16351 * tree-chrec.h (build_polynomial_chrec): Likewise.
16352 * tree-complex.c (build_replicated_const): Likewise.
16353 * tree-eh.c (honor_protect_cleanup_actions,
16354 lower_try_finally_onedest, lower_try_finally_copy,
16355 lower_try_finally_switch): Likewise.
16356 * tree-mudflap.c (mf_build_string, mx_register_decls,
16357 mudflap_register_call, mudflap_enqueue_constant): Likewise.
16358 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
16359 * tree-pretty-print.c (dump_generic_node): Likewise.
16360 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
16362 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
16363 * tree-ssa-loop-niter.c (number_of_iterations_cond,
16364 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
16366 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
16367 canonicalize_loop_induction_variables): Likewise.
16368 * tree-vectorizer.c (vect_create_index_for_array_ref,
16369 vect_transform_loop_bound, vect_compute_data_ref_alignment):
16372 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
16373 alpha_gimplify_va_arg_1): Likewise.
16374 * config/arm/arm.c (arm_get_cookie_size): Likewise.
16375 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
16376 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16377 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
16378 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
16379 mips_gimplify_va_arg_expr): Likewise.
16380 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
16381 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
16382 add_compiler_branch_island): Likewise.
16383 * config/s390/s390.c (s390_va_start): Likewise.
16384 * config/sh/sh.c (sh_va_start): Likewise.
16385 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
16387 * config/xtensa/xtensa.c (xtensa_va_start,
16388 xtensa_gimplify_va_arg_expr): Likewise.
16390 * objc/objc-act.c (build_objc_string_object,
16391 build_objc_symtab_template, init_def_list, init_objc_symtab,
16392 init_module_descriptor, generate_static_references,
16393 build_selector_translation_table, get_proto_encoding,
16394 build_typed_selector_reference, build_selector_reference,
16395 build_next_objc_exception_stuff,
16396 build_method_prototype_list_template, generate_descriptor_table,
16397 generate_protocols, build_protocol_initializer,
16398 build_ivar_list_template, build_method_list_template,
16399 build_ivar_list_initializer, generate_ivars_list,
16400 generate_dispatch_table, generate_protocol_list,
16401 build_category_initializer, build_shared_structure_initializer,
16402 generate_shared_structures, handle_impent,
16403 generate_objc_image_info): Likewise.
16405 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
16407 * cfglayout.c (duplicate_insn_chain): Remove references to
16408 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
16409 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
16410 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
16411 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
16412 and NOTE_INSN_LOOP_CONT.
16413 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
16414 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
16415 and NOTE_INSN_LOOP_CONT.
16416 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
16417 check_dbra_loop, loop_dump_aux): Remove references to removed notes
16419 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
16420 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
16421 references to removed notes and fields.
16422 (subtract_reg_term, ujump_to_loop_cont): Remove.
16424 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
16426 * doc/install.texi: Document that libcpp does not require
16427 Automake any longer. Document that Automake 1.9.1 should
16430 2004-08-25 Zack Weinberg <zack@codesourcery.com>
16432 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
16433 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
16434 DWARF_DEBUGGING_INFO from choice-of-definition chain;
16435 restructure using C89 features (#elif, #error).
16436 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
16437 * config/sh/sh.h: Remove references to DWARF_DEBUG.
16438 * doc/invoke.texi: Remove references to DWARF version 1;
16439 clarify why -gdwarf-2<n> doesn't work.
16441 2004-08-25 Zack Weinberg <zack@codesourcery.com>
16443 * basic-block.h (BB_SET_PARTITION): Clear old value first.
16444 * cfg.c (clear_bb_flags): Don't clear partition setting.
16445 * ifcvt.c (find_if_case_1): Remove ??? comment.
16447 2004-08-25 Alan Modra <amodra@bigpond.net.au>
16450 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
16451 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
16452 current_function_stdarg in place of sysv_varargs_p.
16453 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
16456 2004-08-24 Richard Henderson <rth@redhat.com>
16459 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
16460 random codes within CONST.
16462 2004-08-24 James E Wilson <wilson@specifixinc.com>
16464 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
16465 -freorder-blocks-and-partition.
16467 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16469 PR middle-end/17044
16470 * tree-ssa-threadupdate.c (redirection_data): Make static.
16471 (thread_block): Use ggc_alloc_cleared to allocate struct
16472 redirection_data. Don't free elements in redirection_data.
16474 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16476 * config/mips/predicates.md (small_data_pattern): Match prefetches.
16478 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16480 PR tree-optimization/17016
16481 * tree-ssa-loop-niter.c (number_of_iterations_cond,
16482 number_of_iterations_exit): Use POINTER_TYPE_P instead
16483 of testing for POINTER_TYPE.
16485 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16487 * tree-ssa-loop-ivcanon.c: New file.
16488 * tree-ssa-loop-manip.c (create_iv): New function.
16489 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
16490 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
16491 * cfgloop.c (mark_single_exit_loops): New function.
16492 (verify_loop_structure): Verify single-exit loops.
16493 * cfgloop.h (struct loop): Add single_exit field.
16494 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
16495 (mark_single_exit_loops): Declare.
16496 (tree_num_loop_insns): Declare.
16497 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
16498 (duplicate_loop_to_header_edge): Use it.
16499 * common.opt (fivcanon): New flag.
16500 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
16501 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
16502 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
16503 (bsi_insert_on_edge_immediate): New function.
16504 * tree-flow.h (bsi_insert_on_edge_immediate,
16505 canonicalize_induction_variables, tree_unroll_loops_completely,
16506 create_iv): Declare.
16507 * tree-optimize.c (init_tree_optimization_passes): Add
16508 pass_iv_canon and pass_complete_unroll.
16509 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
16510 * tree-scalar-evolution.c (get_loop_exit_condition,
16511 get_exit_conditions_rec, number_of_iterations_in_loop,
16512 scev_initialize): Use single_exit information.
16513 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
16514 missing assumptions.
16515 (loop_niter_by_eval): Return number of iterations as unsigned
16517 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
16518 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
16519 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
16521 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
16522 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
16523 the defining statement is ready.
16524 * tree-vectorizer.c (vect_create_iv_simple): Removed.
16525 (vect_create_index_for_array_ref, vect_transform_loop_bound):
16527 (vect_transform_loop_bound): Use single_exit information.
16528 (vect_analyze_loop_form): Cleanup bogus tests.
16529 (vectorize_loops): Do not call flow_loop_scan.
16530 * tree.h (may_negate_without_overflow_p): Declare.
16531 * fold-const.c (may_negate_without_overflow_p): Split out from ...
16532 (negate_expr_p): ... this function.
16533 (tree_expr_nonzero_p): Handle overflowed constants correctly.
16534 * doc/invoke.texi (-fivcanon): Document.
16535 * doc/passes.texi: Document canonical induction variable creation.
16537 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16539 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
16540 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
16541 using the mode of the operand to decide between them.
16542 * config/mips/mips.md (MOVECC): New mode macro.
16543 (ccreg): New mode attribute.
16544 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
16545 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
16546 (mov[sd]icc): Redefine using :GPR.
16548 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16550 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
16551 (mips_prefetch_cookie): New function.
16552 * config/mips/mips.c (print_operand_address): Fix handling of
16554 (mips_emit_prefetch): Delete.
16555 (mips_prefetch_cookie): New function.
16556 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
16557 mode of QImode for the address_operand. Use mips_prefetch_cookie
16558 to calculate the first "pref" operand.
16559 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
16560 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
16562 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
16564 * arm.md: Include predicates.md.
16565 * predicates.md: New file.
16566 * arm.c (s_register_operand, arm_hard_register_operand)
16567 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
16568 (arm_immediate_operand, arm_neg_immediate_operand)
16569 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
16570 (arm_add_operand, arm_addimm_operand, arm_not_operand)
16571 (offsettable_memory_operand, alignable_memory_operand)
16572 (arm_reload_memory_operand, arm_float_rhs_operand)
16573 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
16574 (index_operand, shiftable_operator, logical_binary_operator)
16575 (shift_operator, equality_operator, arm_comparison_operator)
16576 (minmax_operator, cc_register, dominant_cc_register)
16577 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
16578 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
16579 (const_shift_operand, load_multiple_operation)
16580 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
16581 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
16582 (cirrus_register_operand, cirrus_fp_register)
16583 (cirrus_shift_const): Delete, replaced with equivalents in
16585 (shift_op): Handle ROTATE.
16586 * arm-protos.h: Delete declarations for above.
16587 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
16588 * t-arm (MD_INCLUDES): Add predicates.md.
16589 (s-preds): Depends on MD_INCLUDES.
16591 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16593 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
16594 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
16595 patterns. Redefine using :GPR. Give the match_operator a mode.
16596 Use '%2' rather than '%z2' for operand 2.
16598 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16600 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
16603 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16605 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
16606 of internal patterns.
16607 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
16609 (tablejump): Use expand_binop to calculate address. Adjust names
16610 of internal patterns.
16611 (tablejump[sd]i): Renamed from tablejump_internal[12].
16613 (tablejump_mips16[12]): Delete.
16615 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16617 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
16618 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
16619 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
16620 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
16621 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
16623 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16625 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
16626 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
16628 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
16629 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
16630 (*branch_equality[sd]i_inverted): Likewise
16631 branch_equality{,_di}_inverted.
16632 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
16633 Redefine using :GPR.
16635 2004-08-24 Zack Weinberg <zack@codesourcery.com>
16637 * rtl.def: Reorganize, placing all codes used only in machine
16638 descriptions at the end.
16640 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
16641 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
16642 rtx_name, rtx_format arrays by direct reference to rtl.def,
16643 first undefining GENERATOR_FILE. Define enum insn_note and
16644 note_insn_name array by direct reference to insn-notes.def.
16645 (adjust_field_rtx_def): Remove local definition of rtx_name.
16646 Use symbolic names for insn notes.
16647 * Makefile.in (gengtype.o): Update dependencies.
16649 2004-08-24 Zack Weinberg <zack@codesourcery.com>
16651 * basic-block.h (struct basic_block_def): Reorder fields to
16652 eliminate interior padding. Remove 'partition' field.
16653 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
16654 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
16655 (BB_COPY_PARTITION): New macros.
16656 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
16657 Replace all references to the 'partition' field of a basic
16658 block with new macros.
16660 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
16661 * final.c (final_scan_insn): Don't handle it.
16662 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
16663 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
16664 * sched-rgn.c (sched_is_disabled_for_current_region_p):
16665 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
16667 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
16669 * c-decl.c (c_init_decl_processing): Adjust
16670 build_common_tree_nodes call.
16671 * expmed.c (const_mult_add_overflow_p): Use
16672 build_distinct_type_copy.
16673 * stor-layout.c (early_type_list): Remove.
16674 (layout_type): Don't append to early_type_list.
16675 (initialize_sizetypes): Add signed_p argument.
16676 (set_sizetype): Overwrite the stub type nodes directly.
16677 * tree.c (copy_node_stat): Clear a type's value cache here ...
16678 (build_distinct_type): ... not here.
16679 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
16680 * tree.h (initialize_sizetypes): Add signed_p argument.
16681 (build_common_tree_nodes): Likewise.
16683 * objc/objc-act.c (get_static_reference): Use
16684 build_variant_type_copy.
16685 (get_protocol_reference): Likewise.
16686 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
16688 2004-08-24 Richard Henderson <rth@redhat.com>
16689 Andrew Pinski <apinski@apple.com>
16691 * gimplify.c (gimplify_array_ref_to_plus): Delete.
16692 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
16695 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
16696 ARRAY_REF also to get to the STRING_CST.
16698 2004-08-24 Paul Brook <paul@codesourcery.com>
16700 * config/arm/arm.c (arm_override_options): Update error message.
16701 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
16702 TARGET_HARD_FLOAT_ABI.
16703 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
16704 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
16706 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
16709 * config/m32r.md (movsi_sda): Add SI mode specification to
16712 2004-08-24 Nick Clifton <nickc@redhat.com>
16714 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
16715 of seth_add3_operand.
16717 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
16719 * Makefile.in (PROTO_OBJS): Add errors.o.
16720 * protoize.c (fancy_abort): Remove.
16721 * mips-tfile.c (fancy_abort): Add parameters.
16723 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
16725 * doc/trouble.texi (C++ misunderstandings): Fix example code.
16727 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
16729 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
16730 (host-default.o): Add dependency on HOOKS_H.
16731 * config/x-linux: Likewise.
16732 * config/x-solaris: Likewise.
16733 * config/i386/x-mingw32: Likewise.
16734 * config/rs6000/x-darwin: Likewise.
16736 2004-08-23 James E Wilson <wilson@specifixinc.com>
16738 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
16741 2004-08-23 Mark Mitchell <mark@codesourcery.com>
16744 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
16746 2004-08-23 Diego Novillo <dnovillo@redhat.com>
16748 * cfg.c (check_bb_profile): Fix typos.
16749 * function.c (assign_parm_is_stack_parm): Likewise.
16750 * tree-nested.c: Likewise.
16752 2004-08-23 Daniel Jacobowitz <dan@debian.org>
16754 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
16756 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
16758 2004-08-23 Eric Christopher <echristo@redhat.com>
16760 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
16761 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
16762 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
16764 * hooks.h: Include machmode.h.
16765 (hook_bool_mode_false): Declare.
16766 * hooks.c (hook_bool_mode_false): Define.
16767 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
16768 * stor-layout.c (layout_type): Ditto.
16769 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
16770 Define to target macro.
16771 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
16772 * config/arm/arm.c: Ditto. Use.
16773 * config/arm/arm.h: Ditto.
16774 * config/arm/arm-protos.h: Ditto.
16775 * config/i386/i386.c: Ditto.
16776 * config/i386/i386.h: Ditto.
16777 * config/rs6000/rs6000.c: Ditto.
16778 * config/rs6000/rs6000.h: Ditto.
16779 * config/sh/sh.c: Ditto.
16780 * config/sh/sh.h: Ditto.
16781 * config/sh/sh-protos.h: Ditto.
16782 * config/sh/sh.md: Use.
16783 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
16784 to TARGET_VECTOR_MODE_SUPPORTED_P.
16786 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
16788 * Makefile.in (BUILD_ERRORS): Set to build-errors.
16789 (errors.o): New target for host.
16790 (build-errors.o): New target for build.
16791 (genobjs): Replace errors.o with build-errors.
16792 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
16793 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
16794 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
16795 (fix-header.o): Add errors.h
16796 * collect2.c (fancy_abort): Add parameters.
16797 * collect2.h (fancy_abort): Don't declare.
16798 * errors.h (fancy_abort): Don't declare.
16799 * errors.c: Include either bconfig.h or config.h.
16800 (fancy_abort): Trim filename.
16801 * fix-header.c (v_fatal, fatal): Remove.
16802 (progname): Remove definition.
16803 (main): Set progname here.
16804 * gcc.c (fancy_abort): Add parameters.
16805 * gcc.h (fancy_abort): Remove declaration.
16806 * gcov.c (fancy_abort): Remove.
16807 * rtl.h (fancy_abort): Don't declare.
16808 (abort): Don't define.
16809 * tree.h (fancy_abort): Don't declare.
16810 (abort): Don't define.
16811 * system.h (fancy_abort): Declare.
16812 (abort): Define to fancy_abort.
16813 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
16815 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
16816 (usize_type, ubitsizetype): Remove.
16817 * stor-layout.c (set_sizetype): Don't initialize usizetype,
16819 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
16821 * tree.h (build_distinct_type_copy): New.
16822 (build_type_copy): ... here. Rename to ...
16823 (build_variant_type_copy): ... here.
16824 * tree.c (build_qualified_type): Rename build_type_copy call.
16825 (build_distinct_type_copy): New, broken out of ...
16826 (build_type_copy): ... here. Rename to ...
16827 (build_variant_type_copy): ... here. Use
16828 build_distinct_type_copy.
16829 (build_common_tree_nodes_2): Rename build_type_copy call.
16830 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
16832 (handle_packed_attribute, handle_unused_attribute,
16833 handle_transparanet_union_attribute, handle_aligned_attribute,
16834 handle_deprecated_attribute): Likewise.
16835 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
16837 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
16838 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
16839 build_distinct_type_copy.
16841 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16843 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
16846 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16848 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
16850 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
16851 formerly unnamed patterns. Redefine using :P for the address. Remove
16852 explicit length attributes.
16854 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16856 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
16858 (single_reachable_address): Use them.
16859 (schedule_sm): Add dump.
16860 (is_call_clobbered_ref): New function.
16861 (determine_lsm_reg): Check whether the reference is call clobbered.
16862 Only work for gimple_reg_type values.
16864 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16866 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
16867 $31 store insns. Redefine using :GPR.
16869 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16871 * config/mips/mips.md (P): New mode macro.
16872 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
16873 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
16874 Add mode attributes.
16876 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16878 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
16879 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
16880 later constants to cover the gap.
16881 (load, store): New mode attributes.
16882 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
16883 Use new unspec constants.
16885 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16887 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
16888 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
16889 to use register_operand rather than uns_arith_operand as the predicate
16890 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
16891 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
16892 Redefine using :GPR. Make same predicate change here. Extend the
16893 commutativity of operands 1 and 2 from the SImode version to the
16895 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
16896 but with no predicate changes.
16897 (*nor[sd]i3): Redefine using :GPR.
16899 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16901 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
16902 noreturn functions.
16904 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16906 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
16907 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
16908 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
16909 rather than "%z2" (with a fake const0_rtx for operand 2).
16910 (ffs[sd]i2): Redefine using :GPR.
16911 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
16913 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16915 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
16917 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16919 * config/mips/mips.md (any_extend): New code macro.
16920 (u, su): New code attributes.
16921 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
16922 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
16923 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
16924 (*{s,u}mul_acc_di): Redefine using any_extend.
16925 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
16926 to reflect real insn names.
16927 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
16928 with an any_extend template.
16929 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
16932 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16934 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
16935 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
16936 (mul[sd]i3_r4000): Redefine using :GPR.
16937 (mulsi3_mult3): Don't check TARGET_MAD separately.
16938 (muldi3_mult3): Moved after mulsi_mult3.
16940 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16942 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
16943 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
16944 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
16945 (TARGET_GAS, TARGET_MIPS_AS): Delete.
16946 (TARGET_GPWORD): Define to true for n32 on IRIX.
16947 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
16948 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
16949 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
16950 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
16951 (MDEBUG_ASM_SPEC): Delete, folding into...
16952 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
16953 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
16954 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
16955 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
16956 to define asm_abi_default_spec.
16957 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
16958 (TARGET_ASM_SELECT_SECTION): Delete.
16959 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
16960 for non-mips16 code, removing previous workaround for SGI assemblers.
16961 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
16962 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
16963 (override_options): Remove !TARGET_GAS and !have_named_sections code.
16964 (print_operand): Fold TARGET_GAS conditionals into asm strings.
16965 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
16966 ASM_STABS_OP and ASM_STABN_OP.
16967 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
16968 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
16969 (mips_output_function_prologue): Remove !TARGET_GAS code.
16970 (mips_select_rtx_section): Remove !have_named_sections code.
16971 (mips_select_section): Delete.
16972 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
16973 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
16974 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
16975 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
16976 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
16977 * config/mips/windiss.h (ASM_SPEC): Likewise.
16979 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16981 * read-rtl.c (map_value, mapping, macro_group): New structures.
16982 (BELLWETHER_CODE): New macro.
16983 (modes, codes, bellwether_codes): New variables.
16984 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
16985 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
16986 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
16987 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
16988 (add_map_value, initialize_macros): New functions.
16989 (def_hash, def_hash_eq_p): Generalize to anything that points to,
16990 or starts with, a char * field.
16991 (find_macro, read_mapping, check_code_macro): New functions.
16992 (read_rtx_1): New, split out from read_rtx. Handle the new
16993 define_{mode,code}_{macro,attr} constructs. Use find_macro
16994 to parse the name of a code or mode. Use BELLWETHER_CODE to
16995 extract the format and to choose a suitable code for rtx_alloc.
16996 Modify recursive invocations to use read_rtx_1.
16997 (read_rtx): Call initialize_macros. Apply code and mode macros
16998 to the rtx returned by read_rtx_1. Cache everything after the
16999 first macro expansion for subsequent read_rtx calls.
17000 * doc/md.texi: Document new .md constructs.
17001 * config/mips/mips.md (GPR): New mode macro.
17002 (d, si8_di5): New mode attributes.
17003 (any_cond): New code macro.
17004 (add[sd]i3): Redefine using :GPR.
17005 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
17006 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
17007 previously unnamed MIPS16 patterns.
17008 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
17009 lines. Don't match (plus (const_int 0) ...).
17010 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
17011 Use a define_split to generate the addition.
17012 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
17013 (subsi3_internal): Delete.
17014 (*subsi3_extended): Renamed from subsi3_internal_2.
17015 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
17016 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
17017 using an any_cond template.
17019 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
17021 * read-rtl.c (read_rtx): Tidy use of format_ptr.
17023 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
17025 * read-rtl.c (string_obstack): New file-scope variable.
17026 (read_string, read_quoted_string, read_braced_string)
17027 (read_escape): Remove obstack parameter and use string_obstack instead.
17028 (read_rtx): Remove function-local rtl_obstack and initialize
17029 string_obstack instead. Update call to read_string.
17031 2004-08-22 Andrew Pinski <apinski@apple.com>
17034 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
17035 expression is not constant.
17036 (c_finish_return): Do not go through INDIRECT_REF when looking
17037 for the inner expression of an ADDR_EXPR for warning about.
17039 2004-08-22 Richard Henderson <rth@redhat.com>
17042 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
17043 create new blocks and fall through.
17044 (expand_gimple_basic_block): Update to match.
17046 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
17048 * reload.c (find_reloads_address): Make return value tri-state.
17049 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
17050 (find_reloads): Assume that reloaded addresses match 'o' or
17051 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
17052 returned 1 (not -1). Omit optional reloads for address operands
17053 only if find_reloads_address returned 1 (not -1).
17055 * config/s390/s390.c (legitimize_reload_address): New function.
17056 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
17057 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
17058 legitimize_reload_address.
17060 2004-08-22 Richard Hendersion <rth@redhat.com>
17062 * tree.h (SAVE_EXPR_RESOLVED_P): New.
17063 * gimplify.c (gimplify_save_expr): Use it.
17064 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
17065 on the temporary variable.
17067 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
17069 * fold-const.c (rtl_expr_nonnegative_p): Delete.
17070 * tree.h (rtl_expr_nonnegative_p): Remove.
17072 2004-08-22 Steven Bosscher <stevenb@suse.de>
17074 * config/i386/ppro.md (ppro_complex_insn): Add missing check
17075 for cpu==pentiumpro.
17077 * combine.c (struct reg_stat): Fix comment typo.
17079 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
17081 * c-tree.h (c_sizeof_nowarn): Remove.
17083 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
17085 * c-decl.c (set_array_declarator_type): Rename to
17086 set_array_declarator_inner.
17087 (build_c_parm, build_attrs_declarator, build_function_declarator):
17089 (make_pointer_declarator): Call build_attrs_declarator.
17090 * c-tree.h (set_array_declarator_type): Rename to
17091 set_array_declarator_inner.
17092 (build_c_parm, build_attrs_declarator, build_function_declarator):
17094 * c-parse.in (after_type_declarator,
17095 parm_declarator_starttypename, parm_declarator_nostarttypename,
17096 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
17097 firstparm): Use these functions
17099 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
17101 * c-decl.c (build_array_declarator, set_array_declarator_type,
17102 start_decl, grokdeclarator, grokparms): Change boolean parameters
17104 * c-tree.h (build_array_declarator, set_array_declarator_type,
17105 start_decl): Update prototypes.
17106 * c-decl.c, c-parse.in: All callers changed.
17108 2004-08-21 Mike Stump <mrs@apple.com>
17110 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
17111 (darwin_fix_and_continue): Likewise.
17112 (darwin_fix_and_continue_switch): Likewise.
17113 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
17114 (darwin_fix_and_continue): Likewise.
17115 (darwin_fix_and_continue_switch): Likewise.
17117 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
17120 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
17121 Remove, merging into ...
17122 (gen_stdcall_or_fastcall_suffix): New function, returning tree
17123 rather than const char*, and accepting additional parameter.
17124 Don't add suffix to '*'-prefixed symbols or variadic functions.
17125 (i386_pe_encode_section_info): Adjust for call to new function.
17126 Call change_decl_assembler_name.
17128 2004-08-20 Mike Stump <mrs@apple.com>
17130 * config/darwin.c (machopic_indirect_data_reference): Mark
17132 * config/386/386.c (darwin_local_data_pic): Add.
17133 (legitimate_constant_p): Reorder so that PLUS handling runs
17134 before darwin_local_data_pic to match the ordering in
17135 legitimate_pic_address_disp_p and so that MINUS runs after
17136 darwin_local_data_pic as otherwise the darwin_local_data_pic
17137 logic can be skipped, which would be very bad.
17138 (legitimate_pic_address_disp_p): Move from from here to
17139 darwin_local_data_pic so it can be reused.
17141 2004-08-21 Alan Modra <amodra@bigpond.net.au>
17143 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
17144 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
17145 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
17146 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
17147 (RS6000_ABI_NAME): Define as "linux".
17148 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
17149 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
17150 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
17151 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
17152 * config/rs6000/rs6000.c (dot_symbols): New global var.
17153 (rs6000_output_function_entry): New function, modified for
17155 (print_operand <case 'z'>): ..extracted from here.
17156 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
17157 (rs6000_output_function_epilogue): Likewise.
17158 (rs6000_elf_declare_function_name): Likewise.
17159 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
17160 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
17161 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
17162 * configure: Regenerate.
17163 * config.in: Regenerate.
17165 2004-08-20 Mark Mitchell <mark@codesourcery.com>
17167 * reload.c (find_reloads_address): Fix thinko in previous change.
17169 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
17172 2004-08-20 Jakub Jelinek <jakub@redhat.com>
17174 PR rtl-optimization/17099
17175 * combine.c (force_to_mode): Check if inner_mask has any bits set
17176 outside of GET_MODE (x) instead of op_mode.
17178 2004-08-20 Mark Mitchell <mark@codesourcery.com>
17180 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
17182 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
17183 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
17184 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
17186 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
17188 * config/arm/t-symbian: New file.
17190 2004-08-20 Andrew Pinski <apinski@apple.com>
17192 * regrename.c (kill_value_regno): ANSIfy.
17194 2004-08-20 Dale Johannesen <dalej@apple.com>
17196 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
17198 2004-08-20 Daniel Jacobowitz <dan@debian.org>
17200 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
17201 (kill_value_regno): New function, derived from kill_value.
17202 (kill_value): Update.
17203 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
17205 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
17207 Fix PR tree-optimization/17111
17208 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
17209 of non-value_handles.
17210 (bitmap_set_contains): All constants are in every set.
17212 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
17214 * fold-const.c (round_up, round_down): Use build_int_cst.
17215 Optimize common case.
17217 2004-08-20 Zack Weinberg <zack@codesourcery.com>
17218 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17220 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
17221 one_only_data_section): Rename to som_readonly_data_section,
17222 som_one_only_readonly_data_section and som_one_only_data_section.
17223 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
17224 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
17225 conditional defines.
17226 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
17227 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
17229 (pa_select_section): Use renamed section functions.
17230 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
17231 SOM_READONLY_DATA_SECTION_FUNCTION,
17232 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
17233 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
17235 * config/pa/som.h: ... not here.
17236 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
17237 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
17238 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
17239 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
17240 (READONLY_DATA_SECTION): Use som_readonly_data_section.
17242 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
17244 * fold-const.c (int_const_binop): Don't generate non-overflowing
17245 size-types specially.
17246 (fold_convert_const): Likewise.
17248 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
17249 clear cache on copied sizetype.
17251 2004-08-20 Ben Elliston <bje@au.ibm.com>
17253 * configure.ac: Don't escape apostrophe in --enable-coverage help.
17254 * configure: Regenerate.
17256 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
17259 * gcc.c (struct stat input_stat): Don't define if
17260 HOST_LACKS_INODE_NUMBERS
17261 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
17262 than stat to determine if temp file is same as input file.
17263 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
17264 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
17266 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
17268 * configure.ac (mips*-*-*): Print an error if not using GAS.
17269 * configure: Regenerated.
17270 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
17271 comments about buggy MIPSpro assemblers.
17272 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
17273 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
17274 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
17275 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
17276 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
17277 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
17278 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
17279 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
17280 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
17281 of more general IRIX 6 definitions.
17282 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
17283 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
17284 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
17285 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
17286 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
17287 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
17288 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
17289 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
17290 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
17291 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
17292 (LINK_SPEC): Move most of definition to iris.h.
17293 (SUBTARGET_LINK_SPEC): New macro.
17294 (IRIX_STARTFILE_SPEC): Fold into...
17295 (STARTFILE_SPEC): ...here.
17296 (IRIX_ENDFILE_SPEC): Fold into...
17297 (ENDFILE_SPEC): ...here.
17298 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
17299 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
17300 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
17301 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
17302 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
17303 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
17304 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
17305 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
17306 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
17307 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
17308 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
17309 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
17310 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
17311 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
17312 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
17313 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
17314 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
17315 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
17316 (TARGET_IRIX6): Define to 1.
17317 (DRIVER_SELF_SPECS): Define.
17318 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
17319 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
17320 (SUBTARGET_LINK_SPEC): New macro.
17321 (IRIX_STARTFILE_SPEC): Fold into...
17322 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
17323 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
17324 (LIB_SPEC, LIBGCC_SPEC): Use them.
17325 (LIB_SPEC): Remove !mabi=* case.
17326 (IRIX_ENDFILE_SPEC): Fold into...
17327 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
17328 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
17329 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
17330 (TARGET_IRIX6): New macro.
17331 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
17332 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
17333 (LABEL_AFTER_LOC): Delete.
17334 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
17335 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
17336 (mips_build_builtin_va_list): Check TARGET_IRIX6.
17337 (override_options): Remove TARGET_SGI_O32_AS-related code.
17338 (irix_output_external_libcall): Make static.
17339 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
17341 (mips_file_start): Tidy guard for ABI sections. Remove use of
17342 ABICALLS_ASM_OP; use .abicalls instead.
17343 (mips_output_aligned_decl_common, mips_declare_object_name)
17344 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
17345 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
17346 .globl foo .text directives.
17347 (irix_asm_named_section_1, irix_asm_named_section)
17348 (irix_section_align_entry, irix_section_align_htab)
17349 (irix_orig_asm_out_file, irix_section_align_entry_eq)
17350 (irix_section_align_entry_hash, irix_asm_output_align)
17351 (irix_file_start, irix_section_align_1, copy_file_data)
17352 (irix_file_end, irix_section_type_flags): Delete.
17353 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
17354 Use standard section syntax. Remove protective "jr $31".
17355 (__gcc_fini): Likewise .gcc_fini.
17356 * config/mips/irix-crtn.asm: Adjust sections accordingly.
17357 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
17359 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
17361 (EXTRA_MULTILIB_PARTS): Define.
17362 * config/mips/t-iris6: Remove bogus comment.
17363 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
17364 * config/mips/iris5gas.h, config/mips/iris5gld.h,
17365 config/mips/iris6gas.h, config/mips/iris6gld.h,
17366 config/mips/t-iris5-as, config/mips/t-iris5-gas
17367 config/mips/t-irix-gld: Delete.
17368 * config/mips/iris.h: New file.
17369 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
17371 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
17373 * postreload.c (reload_cse_move2add): Allow any condjump, but check
17374 that the implicit set isn't clobbered in the jump insn.
17376 2004-08-19 Mark Mitchell <mark@codesourcery.com>
17378 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
17379 * optabs.c (init_optabs): Don't check it.
17380 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
17381 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
17383 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
17385 * config/s390/s390.md (s390_warn_framesize_string)
17386 (s390_warn_dynamic_string, s390_stack_size_string)
17387 (s390_stack_guard_string): New global string variables.
17388 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
17389 (s390_stack_guard): New global variables.
17390 (override_options): Added checks for the new options.
17391 (s390_emit_prologue): Emit stack check and trap code and perform
17392 compile time stack size checking.
17394 * config/s390/s390.h (TARGET_OPTIONS): Added new options
17395 "warn-framesize", "warn-dynamicstack", "stack-size" and
17398 * doc/invoke.texi: Added documentation for the new options.
17400 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
17402 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
17403 to eliminate warning.
17404 (linear_search_fdes): Declare p as unsigned.
17405 (binary_search_mixed_encoding_fdes): Likewise.
17406 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
17407 to eliminate warning.
17408 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
17411 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
17413 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
17414 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
17415 instead of one. Check for strictly legitimate address.
17416 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
17417 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
17419 2004-08-19 Eric Christopher <echristo@redhat.com>
17421 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
17422 * langhooks.h (unsave_expr_now): Ditto.
17423 * tree.h (unsave_expr_1): Remove prototype.
17424 (lhd_unsave_expr_now): Rename to unsave_expr_now.
17425 * tree-inline.c (unsave_expr_1): Move here
17426 from tree.c. Make static.
17427 (unsave_expr_now): Rename from lhd_unsave_expr_now.
17428 * tree-sra.c: Fix up for rename.
17429 * tree-ssa-copy.c: Ditto.
17430 * tree-eh.c: Ditto.
17431 * tree.c (unsave_expr_1): Move to tree-inline.c.
17433 2004-08-19 Caroline Tice <ctice@apple.com>
17435 * config/i386/cygming.h (switch_to_section): Fix typo (change
17436 in_unlikely_text_section to in_unlikely_executed_text).
17438 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
17440 * vec.h (VEC_lower_bound): New macro.
17442 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
17445 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
17446 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
17447 treat each ABI separately. Deal with n32/n64 complex float arguments.
17448 (function_arg): Add associated complex handling here.
17450 2004-08-19 Richard Henderson <rth@redhat.com>
17452 * config/arm/arm.c (arm_gen_load_multiple): Use
17453 adjust_automodify_address. Take base memory and offset instead
17454 of unchanging/struct/scalar bits.
17455 (arm_gen_store_multiple): Likewise.
17456 (arm_gen_movmemqi): Use adjust_automodify_address.
17457 * config/arm/arm-protos.h: Update decls.
17458 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
17459 (store_multiple): Similarly.
17461 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
17463 * regclass.c (globalize_reg): Update call_really_used_regs.
17465 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
17467 * doc/invoke.texi (integer-share-limit): Document.
17469 * tree.h (TYPE_CACHED_VALUES_P): New.
17470 (TYPE_CACHED_VALUES): New.
17471 (TYPE_ORIG_SIZE_TYPE): Adjust.
17472 * tree.def (INTEGER_CST): Update documentation.
17473 * tree.c: Inlcude params.h.
17474 (build_int_cst): Cache small values.
17475 (build_type_copy): Do not copy the value cache.
17476 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
17478 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
17479 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
17481 * fold-const.c (force_fit_type): Copy value when setting
17483 (int_const_binop): Likewise.
17484 * stor-layout.c: Include params.h
17485 (set_sizetype): Create values cache.
17486 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
17487 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
17488 * params.h (INTEGER_SHARE_LIMIT): New.
17489 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
17491 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
17493 * gimplify.c (gimplify_minimax_expr): Remove.
17494 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
17496 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
17498 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
17499 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
17501 2004-08-19 Mark Mitchell <mark@codesourcery.com>
17503 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
17505 2004-08-18 Andrew Pinski <apinski@apple.com>
17507 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
17509 2004-08-18 Mark Mitchell <mark@codesourcery.com>
17511 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
17512 (__aeabi_ul2f): Likewise.
17514 2004-08-18 Richard Henderson <rth@redhat.com>
17516 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
17517 move to rtl completely.
17518 (struct meminsnbuf, xtensa_emit_block_move): Remove.
17519 (xtensa_find_mode_for_size): Remove.
17520 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
17521 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
17523 2004-08-18 Richard Henderson <rth@redhat.com>
17525 * config/mcore/mcore.c (mode_from_align): Remove DImode.
17526 (block_move_sequence): Rewrite to use adjust_address.
17527 (mcore_expand_block_move): Cleanup logic. Accept only operands.
17528 Return boolean indicating success/failure.
17529 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
17530 * config/mcore/mcore.md (movmemsi): Update to match.
17532 2004-08-18 Mike Stump <mrs@apple.com>
17534 * doc/invoke.texi (-mfix-and-continue): Add support for
17535 fast turn around debugging.
17536 (-ffix-and-continue): Likewise.
17537 (-mindirect-data): Likewise.
17538 (-findirect-data): Likewise.
17539 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
17540 (indirect_data): Likewise.
17541 (machopic_data_defined_p): Likewise.
17542 (machopic_output_indirection): Likewise.
17543 (darwin_encode_section_info): Likewise.
17544 (darwin_fix_and_continue): Likewise.
17545 (darwin_fix_and_continue_switch): Likewise.
17546 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
17547 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
17548 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
17549 (SUBTARGET_OPTIONS): Likewise.
17550 (darwin_fix_and_continue): Likewise.
17551 (darwin_fix_and_continue_switch): Likewise.
17552 (TARGET_FIX_AND_CONTINUE): Likewise.
17553 * config/rs6000.c (rs6000_emit_prologue): Likewise.
17555 2004-08-19 Steven Bosscher <stevenb@suse.de>
17557 * basic-block.h (struct edge_def): Remove crossing_edge.
17558 (EDGE_CROSSING): New define.
17559 (EDGE_ALL_FLAGS): Update.
17560 * bb-reorder.c (find_traces_1_round, better_edge_p,
17561 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
17562 find_jump_block, fix_crossing_conditional_branches,
17563 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
17564 Replace all occurences of crossing_edge with an edge flag check
17566 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
17567 try_crossjump_bb): Likewise.
17568 * cfglayout.c (fixup_reorder_chain): Likewise.
17569 * cfgrtl.c (force_nonfallthru_and_redirect,
17570 commit_one_edge_insertion): Likewise.
17572 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
17573 * tree-flow.h (compute_dominance_frontiers): Move prototype...
17574 * basic-block.h: ...here.
17575 * tree-cfg.c (compute_dominance_frontiers_1,
17576 compute_dominance_frontiers): Move from here...
17577 * cfganal.c: ...to here. Include timevar.h.
17579 2004-08-18 James E Wilson <wilson@specifixinc.com>
17581 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
17582 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
17584 * config/mips/mips.md (type): Add frdiv.
17585 (divsf3+1, divsf3+2): Change type to frdiv.
17586 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
17587 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
17589 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
17590 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
17591 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
17592 * config/mips/5000.md (r5k_fdiv_single): Likewise.
17593 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
17594 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
17595 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
17596 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
17597 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
17598 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
17600 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
17602 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
17604 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
17605 get regression tester working again.
17607 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17609 * insn-notes.def, reg-notes.def: New files.
17610 * rtl.h: Use them to define enum insn_note and enum reg_note.
17611 * rtl.c: Use them to define note_insn_name and reg_note_name.
17612 * Makefile.in (RTL_BASE_H): Update.
17614 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
17615 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
17617 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
17619 * arm.c (arm_size_rtx_costs): New function.
17620 (arm_override_options): Use it if optimizing for space.
17622 2004-08-18 Richard Henderson <rth@redhat.com>
17624 * emit-rtl.c (gen_const_mem): New.
17625 * rtl.h (gen_const_mem): Declare.
17626 * expr.c (do_tablejump): Use it.
17627 * varasm.c (force_const_mem): Likewise.
17628 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17629 (machopic_legitimize_pic_address): Likewise.
17630 * config/arm/arm.c (legitimize_pic_address): Likewise.
17631 * config/i386/i386.c (legitimize_pic_address): Likewise.
17632 (legitimize_tls_address): Likewise.
17633 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
17634 * config/ia64/ia64.md (load_fptr): Likewise.
17635 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
17636 * config/pa/pa.c (legitimize_pic_address): Likewise.
17637 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
17638 (rs6000_emit_move): Likewise.
17639 * config/s390/s390.c (legitimize_pic_address): Likewise.
17640 (legitimize_tls_address): Likewise.
17641 * config/s390/s390.md (casesi): Likewise.
17642 * config/sh/sh.c (sh_reorg): Likewise.
17643 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
17644 * config/v850/v850.md (casesi): Likewise.
17646 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
17647 * config/sh/sh.c (prepare_move_operands): Remove incorrect
17648 use of MEM_READONLY_P.
17650 2004-08-18 Steven Bosscher <stevenb@suse.de>
17652 * Makefile.in (OBJS-common): Add postreload-gcse.c.
17653 Add new postreload-gcse.o.
17654 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
17655 (lookup_as_function, insert, rehash_using_reg, use_related_value,
17656 equiv_constant): Use SAFE_HASH instead of safe_hash.
17657 (exp_equiv_p): Export. Add for_gcse argument when comparing
17659 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
17660 find_comparison_args, fold_rtx, cse_insn): Update callers.
17661 (hash_rtx): New function derived from old canon_hash and bits
17662 from gcse.c hash_expr_1.
17663 (canon_hash_string): Rename to hash_rtx_string.
17664 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
17665 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
17666 (cselib_lookup): Update this caller.
17667 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
17669 (hash_expr): Call hash_rtx.
17670 (ldst_entry): Likewise.
17671 (expr_equiv_p): Call exp_equiv_p.
17672 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
17673 reg_used_on_edge, reg_set_between_after_reload_p,
17674 reg_used_between_after_reload_p, get_avail_load_store_reg,
17675 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
17676 get_bb_avail_insn, hash_scan_set_after_reload,
17677 compute_hash_table_after_reload,
17678 eliminate_partially_redundant_loads, gcse_after_reload,
17679 get_bb_avail_insn, gcse_after_reload_main): Remove.
17680 * postreload-gcse.c: New file, reincarnating most of the above.
17681 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
17682 (gcse_after_reload_main): Update prototype.
17683 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
17684 * passes.c (rest_of_handle_gcse2): Use it.
17686 2004-08-18 Diego Novillo <dnovillo@redhat.com>
17688 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
17689 (pass_loop_done): Likewise.
17691 2004-08-18 Andrew Pinski <apinski@apple.com>
17693 * config/rs6000/darwin.md: Delete the altivec patterns which are
17694 handled differently now.
17695 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
17696 (macho_correct_pic_di): Likewise.
17697 (call_indirect_nonlocal_darwin64): Likewise.
17698 Delete the save world/saveFP/saveVec patterns.
17700 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
17701 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17702 * config/rs6000/rs6000.md: Include darwin.md.
17703 (builtin_setjmp_receiver): Add DImode case.
17704 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
17707 2004-08-18 Matt Austern <austern@apple.com>
17709 Dead code stripping
17710 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
17711 * darwin.c (darwin_file_end): Mark file as potentially strippable.
17713 2004-08-18 Richard Henderson <rth@redhat.com>
17715 * alias.c (readonly_fields_p): Remove.
17716 (objects_must_conflict_p): Don't call it.
17717 * tree.h (readonly_fields_p): Remove.
17718 * langhooks.h (struct lang_hooks): Remove honor_readonly.
17719 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
17721 2004-08-18 Diego Novillo <dnovillo@redhat.com>
17723 * tree-dfa.c (add_referenced_var): Only global variables are
17725 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
17726 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
17727 all pointers dereferenced if the statement dereferences them.
17728 (create_name_tags): Do not create memory tags for pointers
17729 that have PT_ANYTHING set.
17730 Also check if PT_VARS is not empty before creating a name tag.
17731 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
17732 variables that share the same alias set with a pointer that
17733 may point anywhere.
17734 (add_may_alias): Add FIXME comment to remove clobbering
17735 aliased variables and tags.
17736 (replace_may_alias): Likewise.
17737 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
17738 (merge_pointed_to_info): If the original variable has not
17739 points-to information, call set_pt_anything.
17740 (add_pointed_to_var): Do not prevent adding a pointed-to
17741 variable if the pointers is PT_ANYTHING.
17742 If the variable is a global, set PT_GLOBAL_MEM.
17743 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
17744 pointer type only come in PTR+OFFSET flavours.
17745 Always call merge_pointed_to_info on PHI arguments that are
17747 (get_nmt_for): Mark call-clobbered tags whose pointer points
17749 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
17751 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
17753 (add_stmt_operand): Abort if the caller tried to add a killing
17754 definition for a memory tag.
17755 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
17756 unnecessary checks.
17758 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
17760 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
17761 from call_used_regs. Update call_really_used_regs.
17762 (CALL_REALLY_USED_REGISTERS): Define.
17763 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
17764 Replace call_used_regs with call_really_used_regs.
17765 (calc_live_regs, sh_media_register_for_return): Likewise.
17766 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
17767 * sh.md (return_media): Likewise.
17769 2004-08-18 Andrew Pinski <apinski@apple.com>
17771 * config/darwin.c (machopic_legitimize_pic_address): Only set
17772 MEM_READONLY_P in the non TARGET_TOC case.
17774 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17776 * rtl.def (NIL): Delete.
17777 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
17778 Tighten the syntax a little.
17780 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
17781 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
17782 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
17783 * config/i386/predicates.md, config/m32r/m32r.h
17784 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
17785 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
17786 * config/sparc/sparc.h, doc/tm.texi:
17787 Replace all occurrences of NIL with UNKNOWN.
17789 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17791 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
17792 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
17793 sequence inline. Move drop_through_label code into this
17794 block, being the only place it is used. Adjust comments.
17796 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
17798 * config/rs6000/altivec.md: Add new patterns for calls to
17799 save_world/rest_world functions.
17801 * config/rs6000/rs6000-protos.h: (save_world_operation,
17802 restore_world_operation) new declarations.
17804 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
17806 (rs6000_stack_info): Set world_save_p field.
17807 (save_world_operation): New function.
17808 (restore_world_operation): New function.
17809 (compute_save_world_info): New function.
17810 (rs6000_stack_info): Call compute_save_world_info.
17811 (rs6000_emit_prologue): Check for world_save_p and generate
17812 pattern to call save_world for saving all non-volatile and
17814 (rs6000_emit_epilogue): Check for world_save_p and generate
17815 pattern to call rest_world to restore saved registers.
17817 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
17818 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
17819 (rs6000_reg_names): New entries added for save_world_operation and
17820 restore_world_operation.
17822 2004-08-18 Caroline Tice <ctice@apple.com>
17824 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
17825 "-freorder-blocks-and-partition" to the flags used in second
17826 stage of profiledbootstrap.
17827 * bb-reorder.c (push_to_next_round_p): Add new variable,
17828 next_round_is_last; set and use variable to make sure, when
17829 partitioning, that the last trace construction round consists
17830 of all (and only) cold basic blocks.
17831 (rotate_loop): Don't copy blocks that end in a section
17833 (copy_bb): Correctly initialize "partition" of duplicated bb.
17834 (add_unlikely_executed_notes): Add a comment.
17835 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
17836 to make sure, if function contains hot blocks, that the
17837 successors of ENTRY_BLOCK_PTR are hot; also, only look for
17838 crossing edges if the architecture supports named sections.
17839 (mark_bb_for_unlikely_executed_section): Modify to always
17840 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
17841 the basic block note insn.
17842 (fix_crossing_unconditional_branches): Remove extra space.
17843 (fix_edges_for_rarely_executed_code): Modify to only do
17844 partitioning work if the architecture supports named sections.
17845 (reorder_basic_blocks): Modify to only add
17846 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
17847 supports named sections.
17848 * c-common.c (handle_section_attribute): Initialize new global
17849 variable, user_defined_section_attribute, to true if user has
17851 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
17852 forward edges that cross section boundaries.
17853 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
17854 partitioning information if the architecture supports named
17856 * cfgrtl.c (target.h): Add statement to include this.
17857 (rtl_split_block): Make sure newly created bb gets correct
17859 (try_redirect_by_replacing_jump): Make sure redirection isn't
17860 attempting to cross section boundaries.
17861 (force_nonfallthru_and_redirect): Only do partition fix up if
17862 architecture supports named sections.
17863 (rtl_split_edge): Make sure newly created bb ends up in
17865 (commit_one_edge_insertion): Remove code that incorrectly
17866 updated basic block partition; Make sure partition fix up only
17867 happens if architecture supports named sections and it's not
17869 (rtl_verify_flow_info_1): Fix if-condition on test/error
17870 condition that fallthru edges are not allowed to cross section
17872 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
17873 * final.c (final_scan_insn): Remove redundant test from if-statement;
17874 change calls to text_section into calls to function_section; add code
17875 to only to partitioning fix up if architecture supports named
17877 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
17879 (if_convert): Add targetm.have_named_sections to test.
17880 * output.h (unlikely_section_label): Extern declaration for new global
17882 (unlikely_text_section_name): Likewise.
17883 * opts.c (decode_options): If both partitioning and DWARF debugging
17884 are turned on, issue a warning that this doesn't work, and change
17885 partitiong to basic block reordering (without hot/cold partitions).
17886 * passes.c (rest_of_handle_final): Re-set new global variable,
17887 user_defined_section_attribute, to false.
17888 (rest_of_compilation): Change options for calling partitioning
17889 function: Don't call if the user defined the section attribute, and
17890 don't call if DECL_ONE_ONLY is true for the current function.
17891 * predict.c (choose_function_section): Return immediately if we
17892 are doing hot/cold partitioning (i.e. let the basic block partitioning
17893 determine where the function belongs).
17894 * reg-stack.c (emit_swap_insn): Add condition to step over
17895 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
17896 * toplev.c (user_defined_section_attribute): New global variable.
17897 * toplev.h (user_defined_section_attribute): Extern declaration
17898 for new global variable.
17899 * varasm.c (unlikely_section_label): New global variable.
17900 (unlikely_text_section_name): New global variable.
17901 (unlikely_text_section): Add code to initialize
17902 unlikely_text_section_name if necessary; modify to use
17903 unlikely_text_section_name and unlikely_section_label; also to use
17904 named_section properly.
17905 (in_unlikely_text_section): Modify to work correctly with
17906 named_section and to use unlikely_text_section_name.
17907 (named_section): Add code to work properly with cold section.
17908 (function_section): Clean up if-statement.
17909 * config/darwin.c (darwin_asm_named_section): Return to original
17910 code, removing use of SECTION_FORMAT_STRING.
17911 * config/arm/pe.h (switch_to_section): Add case for
17912 in_unlikely_executed_text to switch statement.
17913 * config/i386/cygming.h (switch_to_section): Likewise.
17914 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
17915 (SECTION_FORMAT_STRING): Likewise.
17916 * config/mcore/mcore.h (switch_to_section): Likewise.
17917 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
17918 (SECTION_FORMAT_STRING): Remove.
17920 2004-08-18 Roger Sayle <roger@eyesopen.com>
17922 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
17923 -ffixed-reg safe, by preserving the meanings of zero and one.
17924 (CALL_USED_REGISTERS): Likewise.
17925 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
17927 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
17929 * config/sh/sh.c (split_branches): Check the result of
17931 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
17932 Call rtl_register_cfg_hooks.
17934 2004-08-18 Richard Henderson <rth@redhat.com>
17936 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
17937 * alias.c (true_dependence): Update to match new semantics.
17938 (canon_true_dependence, write_dependence_p): Likewise.
17939 (anti_dependence, output_dependence): Update write_dependence_p args.
17940 (unchanging_anti_dependence): Remove.
17941 * calls.c (purge_mem_unchanging_flag): Remove.
17942 (fixup_tail_calls): Don't call it.
17943 (expand_call): Don't add unchanging memory to function usage.
17944 * expr.c (emit_block_move_via_libcall): Likewise.
17945 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
17946 (get_subtarget): Don't use RTX_UNCHANGING_P.
17947 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
17948 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
17949 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
17950 * cse.c (insert): Don't use RTX_UNCHANGING_P.
17951 (cse_insn, canon_hash): Use MEM_READONLY_P.
17952 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
17953 instead of RTX_UNCHANGING_P.
17954 * explow.c (maybe_set_unchanging): Remove.
17955 * expr.h (maybe_set_unchanging): Remove.
17956 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
17957 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
17958 (assign_parm_setup_reg, expand_function_start): Likewise.
17959 * integrate.c (copy_rtx_and_substitute): Likewise.
17960 * ra-rewrite.c (emit_colors): Likewise.
17961 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
17962 (fixup_match_1): Likewise.
17963 * reload1.c (reload, alter_reg): Likewise.
17964 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
17965 not RTX_UNCHANGING_P.
17966 (equiv_init_varies_p): Likewise.
17967 * loop-invariant.c (check_maybe_invariant): Likewise.
17968 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
17969 * loop.c (note_addr_stored): Likewise.
17970 (prescan_loop): Likewise. Don't check function usage for clobbered
17972 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
17973 not RTX_UNCHANGING_P.
17974 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
17975 * varasm.c (force_const_mem): Likewise.
17976 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
17977 * web.c (entry_register): Likewise.
17978 * tree-gimple.h (get_base_address): Move decl ...
17979 * tree.h: ... here.
17980 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
17982 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
17983 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
17984 (alpha_set_memflags): Update to match.
17986 * config/darwin.c (machopic_indirect_data_reference): Set
17987 MEM_READONLY_P instead of RTX_UNCHANGING_P.
17988 (machopic_indirect_call_target): Likewise.
17989 (machopic_legitimize_pic_address): Likewise.
17990 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
17991 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
17992 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
17993 * config/frv/frv.md (symGOT2reg): Likewise.
17994 * config/i386/i386.c (legitimize_pic_address,
17995 legitimize_tls_address, ix86_split_to_parts): Likewise.
17996 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
17997 * config/ia64/ia64.md (load_fptr): Likewise.
17998 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
17999 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
18000 * config/mcore/mcore.c (block_move_sequence): Likewise.
18001 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
18002 * config/pa/pa.c (legitimize_pic_address): Likewise.
18003 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
18004 (rs6000_emit_move): Likewise.
18005 * config/s390/s390.c (legitimize_pic_address): Likewise.
18006 (legitimize_tls_address): Likewise.
18007 * config/s390/s390.md (casesi): Likewise.
18008 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
18009 * config/sh/sh.md (symGOT2reg): Likewise.
18010 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
18011 * config/v850/v850.md (casesi): Likewise.
18013 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
18014 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
18015 * config/mips/mips.c (mips_restore_gp): Likewise.
18016 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
18017 * config/sh/sh.c (sh_reorg): Likewise.
18019 2004-08-18 Richard Henderson <rth@redhat.com>
18021 * tree.h (struct tree_decl): Add gimple_formal_temp.
18022 (DECL_GIMPLE_FORMAL_TEMP_P): New.
18023 * gimplify.c (pop_gimplify_context): Clear it.
18024 (lookup_tmp_var): Set it, if is_formal.
18025 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
18026 Use is_gimple_val for VECTOR. Simplify return value.
18027 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
18028 (gimplify_expr): Likewise.
18029 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
18030 is_gimple_tmp_rhs for clarity. Update all callers.
18031 (is_gimple_reg_rhs): Simplify logic.
18032 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
18033 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
18034 (is_gimple_formal_tmp_reg): Similarly.
18035 * tree-gimple.h: Update decls.
18036 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
18037 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
18038 * tree-ssa-live.c (var_union, type_var_init): Likewise.
18040 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
18042 * c4x.c (legitimize_operands): Remove calls to
18043 preserve_subexpressions_p.
18045 2004-08-18 David Edelsohn <edelsohn@gnu.org>
18047 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
18048 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
18050 2004-08-18 Ziemowit Laski <zlaski@apple.com>
18052 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
18053 Objective-C++ extensions.
18054 * gengtype.c (get_file_basename): Match entire subdirectory name
18055 ('cp', 'objc', 'objcp') rather than just its suffix.
18056 (get_base_file_bitmap): Allow for files to belong to more than one
18058 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
18059 used by more than one front-end.
18061 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
18063 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
18064 avoid use of preserve_subexpressions_p.
18066 2004-08-17 Richard Henderson <rth@redhat.com>
18069 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
18071 2004-08-17 DJ Delorie <dj@redhat.com>
18073 * doc/extend.texi: Document new xstormy16 attribute.
18075 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
18076 (xstormy16_splittable_below100_or_register): New.
18077 (combine_bnp): New.
18078 (xstormy16_reorg): New.
18079 (TARGET_MACHINE_DEPENDENT_REORG): Define.
18081 * config/stormy16/stormy16.md (movqi_internal): Make name public.
18082 (movhi_internal): Likewise.
18083 (cbhranchhi): Likewise.
18084 (cbhranchhi_neg): Likewise.
18085 (andhi3): Only allow splittable below100 operands.
18086 (iorhi3): Likewise.
18087 (peephole2): New and/zero_extend->and peephole.
18088 (peephole2): New load/ior/save->set1 peephole.
18089 (peephole2): New load/and/save->clr1 peephole.
18090 (bclrx, bclrx2, bclr7, bclr15): New.
18091 (bsetx, bsetx2, bset7, bset15): New.
18093 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
18094 liberal about acceptable 'B' masks.
18096 * config/stormy16/stormy16-protos.h
18097 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
18098 xstormy16_below100_operand, xstormy16_below100_or_register,
18099 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
18100 (PREDICATE_CODES): Add new predicates.
18102 * config/stormy16/stormy16.c
18103 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
18104 xstormy16_below100_operand, xstormy16_below100_or_register,
18105 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
18106 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
18107 (xstormy16_legitimate_address_p): Allow below100 symbols.
18108 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
18109 (xstormy16_expand_move): Leave below100 operands as-is.
18110 (xstormy16_encode_section_info): Encode below100 symbols.
18111 (xstormy16_strip_name_encoding): New.
18112 (xstormy16_print_operand): Print 'b' as shift mask.
18113 (xstormy16_attribute_table): Add below100 attributes.
18114 (xstormy16_handle_below100_attribute): New.
18116 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
18117 (XSTORMY16_SECTION_FUNCTION): New.
18118 (EXTRA_SECTION_FUNCTIONS): Define using the above.
18119 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
18120 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
18121 (ASM_OUTPUT_LABELREF): Define.
18123 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
18124 (movhi_internal): Add below100 support.
18125 (andhi3): Add below100 support.
18126 (iorhi3): Add below100 support.
18127 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
18129 2004-08-17 James E Wilson <wilson@specifixinc.com>
18131 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
18132 of VOIDmode for comparison code mode.
18133 * config/mips/mips.md: For conditional move patterns, use mode of
18134 first compare operand for comparison mode, instead of VOIDmode.
18136 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
18137 normal and -ffast-math code.
18139 2004-08-17 Mark Mitchell <mark@codesourcery.com>
18142 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
18144 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
18146 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
18148 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
18150 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
18151 for non Darwin targets.
18152 (*call_value_nonlocal_darwin64): Likewise.
18154 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
18156 * config/rs6000/rs6000.c (rs6000_function_value): Check for
18157 altivec mode for altivec return register.
18159 2004-08-17 David Edelsohn <edelsohn@gnu.org>
18161 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
18162 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18163 * config/rs6000/rs6000.md: Include darwin.md.
18164 (builtin_setjmp_receiver): Add DImode case.
18165 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
18168 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
18170 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
18172 * tree-vectorizer.h: New File: Same.
18173 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
18174 * common.opt (ftree-vectorize): New flag to enable vectorization.
18175 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
18176 vectorization pass.
18177 * tree-data-ref.h (init_data_ref): Additional argument.
18178 (array_base_name_differ_p): Moved to tree-data-ref.c.
18179 * tree-data-ref.c (array_base_name_differ_p): Revised.
18180 (initialize_data_dependence_relation): Call array_base_name_differ_p
18181 with an extra argument.
18182 (analyze_all_data_dependences): Same.
18183 (init_data_ref): Additional argument is_read to set DR_IS_READ.
18184 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
18186 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
18187 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
18188 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
18189 vectorization pass.
18190 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
18191 (tree_ssa_loop_done): Call scev_finalize.
18192 (tree_vectorize): Define the new vectorization pass.
18193 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
18194 size of the vector they support (until support for multiple vector
18195 sizes is added to the vectorizer).
18196 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
18197 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
18198 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
18201 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
18203 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
18205 (generate_protocol_list, handle_impent): Likewise.
18207 2004-08-17 Roger Sayle <roger@eyesopen.com>
18209 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
18210 ensure that call_used_regs is a superset of both fixed_regs and
18211 call_really_used_regs.
18213 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
18216 * arm.md (addsi3_cbranch_scratch): Correct case labels.
18218 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
18220 PR middle-end/17036
18221 * fold-const.c (fold): Check for integer operand when
18222 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
18223 Pinski <pinskia@physics.uc.edu>.
18225 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
18227 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
18228 No need to check if in a cross configuration.
18229 * configure: Regenerate.
18231 * calls.c (precompute_register_parameters):
18232 Inline preserve_subexpressions_p ().
18233 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
18234 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
18236 * expr.c (get_subtarget): Likewise.
18237 * rtl.h (preserve_subexpressions_p): Remove.
18238 * stmt.c (preserve_subexpressions_p): Remove.
18240 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
18241 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
18242 Abort on gimplified cases.
18244 2004-08-16 James E Wilson <wilson@specifixinc.com>
18246 * tree.h (VECTOR_FLOAT_TYPE_P): New.
18247 (FLOAT_TYPE_P): Use it.
18248 * c-typeck.c (build_binary_op): After convert calls, check for
18249 check for ERROR_MARK operands.
18251 2004-08-16 Zack Weinberg <zack@codesourcery.com>
18253 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
18254 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
18255 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
18256 (genobjs static pattern rule): Remove %.c dependency.
18257 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
18258 Rename rules; delete commands; fix dependencies.
18259 (mostlyclean): Do not delete temporary source copies.
18260 * configure.ac: Delete all references to BUILD_PREFIX and
18262 * configure: Regenerate.
18264 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
18265 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
18266 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
18267 with #ifndef GENERATOR_FILE so that nothing from those headers
18270 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
18272 2004-08-16 Adam Nemet <anemet@lnxw.com>
18274 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
18276 2004-08-16 Andrew Pinski <apinski@apple.com>
18278 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
18279 extraneous semicolon.
18281 2004-08-16 Devang Patel <dpatel@apple.com>
18283 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
18284 * print-tree.c (print_node): Print DECL_PRESERVE_P.
18285 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
18286 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
18287 * target.h (struct gcc_target): New member, mark_decl_preserved.
18288 * hooks.c (hook_void_charptr): Rename to ...
18289 (hook_void_constcharptr): ... new name.
18290 * hooks.h (hook_void_charptr): Rename to ..
18291 (hook_void_constcharptr): ... new name.
18292 * tree.h (DECL_PRESERVE_P): New #define.
18293 (struct tree_decl): New member, preserve_flag.
18294 * varasm.c (assemble_start_function): Mark decl preserved.
18295 (assemble_variable): Same.
18296 * darwin.c (darwin_mark_decl_preserved): New function.
18297 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
18298 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
18299 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
18301 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
18303 * c-decl.c (grokdeclarator): Allow for function definition where
18304 innermost declarator has attributes.
18306 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
18308 * except.c (get_exception_filter, build_post_landing_pads,
18309 dw2_build_landing_pads): Use target-specific mode for 'filter'.
18310 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
18311 * target.h (eh_return_filter_mode): New field added.
18312 * targhooks.c (default_eh_return_filter_mode): Defined.
18313 * targhooks.h (default_eh_return_filter_mode): Declared.
18314 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
18316 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
18318 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
18319 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
18320 * configure: Regenerate.
18322 2004-08-16 Stan Shebs <shebs@apple.com>
18324 Basic support for 64-bit Darwin.
18325 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18326 (machopic_legitimize_pic_address): Similarly, plus use Pmode
18328 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
18329 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
18330 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
18331 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
18332 (PROCESSOR_DEFAULT64): Define.
18333 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
18335 * config/rs6000/rs6000.md: Include darwin.md.
18336 (builtin_setjmp_receiver): Add DImode case.
18337 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
18339 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
18340 (rs6000_emit_move): Add DImode case to Darwin bits.
18341 (machopic_output_stub): Use .quad if 64-bit.
18342 * invoke.texi: Document -m32 and -m64.
18344 2004-08-16 Janis Johnson <janis187@us.ibm.com>
18346 * doc/extend.texi (AltiVec builtins): Document additional differences
18347 from the Motorola AltiVec PIM.
18349 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
18351 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
18352 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
18353 (struct tree_common): Update public_flag documentation.
18355 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
18357 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
18358 Check for artificial variables, not is_gimple_tmp_var.
18359 * tree-ssa-live.c (var_union): Likewise.
18361 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
18363 * calls.c (load_register_parameters): Remove spurious FIXME token.
18365 2004-08-15 Ziemowit Laski <zlaski@apple.com>
18367 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
18368 (c-lang.o): Depend on c-objc-common.h.
18369 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
18370 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
18371 * c-lang.c: Include c-objc-common.h.
18372 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
18373 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
18374 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
18375 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
18376 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
18377 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
18378 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
18379 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
18380 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
18381 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
18382 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
18383 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
18384 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
18385 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
18386 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
18387 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18388 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
18389 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
18390 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
18391 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
18392 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
18393 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
18394 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
18395 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
18396 Move to c-objc-common.h.
18397 * c-objc-common.c: Include c-objc-common.h.
18398 * c-objc-common.h: New file.
18400 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
18401 Andrew Pinski <pinskia@physics.uc.edu>
18404 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
18407 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
18409 * tree.h (build_int_cst): New.
18410 (build_int_2): Remove.
18411 * tree.c (build_int_2): Remove.
18412 (build_int_cst): New.
18413 (make_vector_type, build_common_tree_nodes,
18414 build_common_tree_nodes_2): Use build_int_cst.
18415 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
18416 expand_builtin_strpbrk, expand_builtin_fputs,
18417 build_string_literal, expand_builtin_printf,
18418 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
18419 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
18420 fold_builtin_isdigit, simplify_builtin_strstr,
18421 simplify_builtin_strpbrk, fold_builtin_fputs,
18422 simplify_builtin_sprintf): Use build_int_cst.
18423 * c-common.c (start_fname_decls, fix_string_type,
18424 c_common_nodes_and_builtins, c_init_attributes,
18425 shorten_compare): Likewise.
18426 * c-decl.c (complete_array_type,
18427 check_bitfield_type_and_width): Likewise.
18428 * c-lex.c (interpret_integer, lex_charconst): Likewise.
18429 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
18430 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18431 * c-typeck.c (really_start_incremental_init, push_init_level,
18432 set_nonincremental_init_from_string): Likewise.
18433 * calls.c (load_register_parameters): Likewise.
18434 * convert.c (convert_to_pointer): Likewise.
18435 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
18436 build_fn_info_type, build_ctr_info_value, build_gcov_info):
18438 * except.c (init_eh, assign_filter_values, assign_filter_values):
18440 * expmed.c (store_fixed_bit_field, extract_bit_field,
18441 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
18442 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
18443 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
18444 * expr.c (convert_move, emit_group_load, emit_group_store,
18445 expand_assignment, store_constructor, store_field,
18446 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
18447 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
18448 invert_truthvalue, optimize_bit_field_compare,
18449 decode_field_reference, all_ones_mask_p, constant_boolean_node,
18450 fold_div_compare, fold, fold_read_from_constant_string,
18451 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18452 * function.c (assign_parm_setup_block): Likewise.
18453 * stmt.c (shift_return_value, expand_end_case_type,
18454 estimate_case_costs): Likewise.
18455 * stor-layout.c (layout_type, initialize_sizetypes,
18456 set_min_and_max_values_for_integral_type): Likewise.
18457 * tree-chrec.c (chrec_fold_multiply_poly_poly,
18458 reset_evolution_in_loop): Likewise.
18459 * tree-chrec.h (build_polynomial_chrec): Likewise.
18460 * tree-complex.c (build_replicated_const): Likewise.
18461 * tree-eh.c (honor_protect_cleanup_actions,
18462 lower_try_finally_onedest, lower_try_finally_copy,
18463 lower_try_finally_switch): Likewise.
18464 * tree-mudflap.c (mf_build_string, mx_register_decls,
18465 mudflap_register_call, mudflap_enqueue_constant): Likewise.
18466 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
18467 * tree-pretty-print.c (dump_generic_node): Likewise.
18468 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
18470 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
18471 * tree-ssa-loop-niter.c (number_of_iterations_cond,
18472 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
18475 * config/alpha/alpha.c (alpha_initialize_trampoline,
18476 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
18477 * config/arm/arm.c (arm_get_cookie_size): Likewise.
18478 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
18479 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18480 * config/i860/i860.c (i860_va_start): Likewise.
18481 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
18482 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
18483 mips_gimplify_va_arg_expr): Likewise.
18484 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
18485 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
18486 add_compiler_branch_island): Likewise.
18487 * config/s390/s390.c (s390_va_start): Likewise.
18488 * config/sh/sh.c (sh_va_start): Likewise.
18489 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
18491 * config/xtensa/xtensa.c (xtensa_va_start,
18492 xtensa_gimplify_va_arg_expr): Likewise.
18494 * objc/objc-act.c (build_objc_string_object,
18495 build_objc_symtab_template, init_def_list, init_objc_symtab,
18496 init_module_descriptor, generate_static_references,
18497 build_selector_translation_table, get_proto_encoding,
18498 build_typed_selector_reference, build_selector_reference,
18499 build_next_objc_exception_stuff,
18500 build_method_prototype_list_template, generate_descriptor_table,
18501 generate_protocols, build_protocol_initializer,
18502 build_ivar_list_template, build_method_list_template,
18503 build_ivar_list_initializer, generate_ivars_list,
18504 generate_dispatch_table, generate_protocol_list,
18505 build_category_initializer, build_shared_structure_initializer,
18506 generate_shared_structures, handle_impent,
18507 generate_objc_image_info): Use build_int_cst.
18509 2004-08-15 Ben Elliston <bje@au.ibm.com>
18511 * vec.h: Comment improvements.
18513 2004-08-14 Roger Sayle <roger@eyesopen.com>
18515 * c-common.c (shorten_compare, pointer_int_sum,
18516 c_common_truthvalue_conversion, boolean_increment): Replace calls
18517 to build with calls to buildN.
18518 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
18519 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
18520 gimplify_switch_stmt): Likewise.
18521 * c-typeck.c (default_function_array_conversion,
18522 build_component_ref, build_array_ref, build_function_call,
18523 pointer_diff, build_unary_op, build_conditional_expr,
18524 build_compound_expr, build_modify_expr, c_finish_goto_label,
18525 c_finish_goto_ptr, c_finish_return, c_finish_loop,
18526 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
18527 build_binary_op): Likewise.
18529 2004-08-15 Steven Bosscher <stevenb@suse.de>
18531 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
18533 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18535 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
18536 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
18537 * fixinc/fixincl.x: Rebuilt.
18539 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
18541 * config/mips/mips-protos.h (mips_symbolic_constant_p)
18542 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
18543 (mips_small_data_pattern_p): Declare.
18544 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
18545 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
18546 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
18547 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
18548 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
18549 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
18550 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
18551 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
18552 (pc_or_label_operand, call_insn_operand, move_operand)
18553 (consttable_operand, symbolic_operand, general_symbolic_operand)
18554 (global_got_operand, local_got_operand, stack_operand)
18555 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
18556 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
18557 (mips_small_data_pattern_p): Replace previous small_data_pattern
18558 predicate. Turn into a bool () (rtx) function.
18559 * config/mips/predicates.md: New file.
18560 * config/mips/mips.md: Include it. Use the target-independent
18561 comparison_operator instead of cmp_op. Rename trap_cmp_op to
18562 trap_comparison_operator and equality_op to equality_operator.
18563 Replace uses of small_int with the equivalent const_arith_operand.
18564 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
18565 const_float_1_operand to const_1_operand. Rename fcc_register_operand
18566 to fcc_reload_operand.
18567 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
18569 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18571 PR libstdc++/17005 partial fix.
18572 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
18573 except when generating ANSI/C89 code.
18575 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
18577 * c-common.c (shorten_compare): Use force_fit_type directly.
18579 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
18580 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
18581 Dave Korn <dk@artimi.com>
18583 * doc/install.texi (Building): Avoid duplicate reference to GNU
18585 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
18587 2004-08-14 Richard Henderson <rth@redhat.com>
18589 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
18590 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
18592 2004-08-13 Richard Henderson <rth@redhat.com>
18594 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
18595 for constant_call_address_operand.
18596 (call_value_pop_1, call_value_1): Likewise.
18597 (sibcall_value_1, call_value_1_rex64): Likewise.
18599 2004-08-13 James E Wilson <wilson@specifixinc.com>
18601 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
18602 Correct mode from SFmode to DFmode.
18604 2004-08-13 Ziemowit Laski <zlaski@apple.com>
18606 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
18607 __cstring_object and __image_info sections with the no_dead_strip
18610 2004-08-13 Roger Sayle <roger@eyesopen.com>
18611 David Billinghurst <David.Billinghurst@riotinto.com>
18613 PR libgfortran/15930
18614 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
18615 * fixinc/fixincl.x: Regenerate.
18616 * fixinc/tests/base/internal/math_core.h: New file.
18618 2004-08-13 Richard Henderson <rth@redhat.com>
18620 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
18621 (dbxout_function_end): Remove ifdefs for it.
18622 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
18624 2004-08-13 Richard Henderson <rth@redhat.com>
18626 * Makefile.in (insn-preds.o): Depend on TREE_H.
18627 * genpreds.c (write_insn_preds_c): Include tree.h.
18628 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
18629 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
18630 const48_operand, and_operand, or_operand, mode_width_operand,
18631 mode_mask_operand, mul8_operand, const0_operand,
18632 hard_fp_register_operand, hard_int_register_operand,
18633 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
18634 samegp_function_operand, direct_call_operand, small_symbolic_operand,
18635 global_symbolic_operand, call_operand, symbolic_operand,
18636 dtp16_symbolic_operand, dtp32_symbolic_operand,
18637 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
18638 gottp_symbolic_operand, alpha_comparison_operator,
18639 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
18640 signed_comparison_operator, alpha_fp_comparison_operator,
18641 divmod_operator, fix_operator, aligned_memory_operand,
18642 unaligned_memory_operand, reg_or_unaligned_mem_operand,
18643 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
18644 reg_no_subreg_operand, addition_operation): Move to predicates.md.
18645 (reg_or_const_int_operand): Remove. Replace all users with
18646 reg_or_cint_operand.
18647 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
18648 (resolve_reload_operand): Split out of aligned_memory_operand.
18649 * config/alpha/alpha-protos.h: Update for exports.
18650 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
18651 * config/alpha/alpha.md: Include predicates.md.
18652 * config/alpha/predicates.md: New file.
18654 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
18656 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
18657 fields with a pointer to the instruction definition.
18658 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
18659 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
18660 (write_attr_case, write_const_num_delay_slots): Update accordingly.
18661 (write_attr_case, write_const_num_delay_slots): Write the name of
18662 an insn next to its case statement.
18663 * genoutput.c (data): Add a filename field.
18664 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
18665 (output_insn_data): Print the location of each insn definition.
18666 * genrecog.c (write_action): Print the name of an insn above
18667 the statement that returns its code.
18669 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
18671 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
18672 * config/libgloss.h: Likewise.
18673 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
18674 * c4x/c4x-modes.def: Likewise.
18675 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
18676 (c4x_rptb_nop_p): Likewise.
18677 (c4x_rptb_valid_p): Likewise.
18678 (c4x_rptb_insert): Likewise.
18679 (c4x_address_conflict): Likewise.
18680 * config/c4x/c4x.md: Likewise.
18681 * config/frv/frv.md: Likewise.
18682 * config/i386/athlon.md: Likewise.
18683 * config/i386/i386.md: Likewise.
18684 * config/i386/predicates.md: Likewise.
18685 * config/ia64/ia64.c: Likewise.
18686 * config/ia64/itanium1.md: Likewise.
18687 * config/ia64/itanium2.md: Likewise.
18688 * config/iq2000/iq2000.md: Likewise.
18689 * config/mcore/mcore.c: Likewise.
18690 * config/mips/mips.c: Likewise.
18691 * config/mips/r3900.h: Likewise.
18692 * config/mips/sb1.md: Likewise.
18693 * config/pa/milli64.S: Likewise.
18694 * config/pa/pa.c: Likewise.
18695 * config/pa/pa.h: Likewise.
18696 * config/rs6000/8540.md: Likewise.
18698 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
18700 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
18702 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
18704 * sh.md (cbranch define_delay) Use cond_delay_slot for
18705 non-anulled condition too.
18707 2004-08-12 David Edelsohn <edelsohn@gnu.org>
18709 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
18710 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
18711 any_parallel_operand, lmw_operation, stmw_operation,
18712 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
18713 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
18714 any_parallel_operand.
18715 (return_and_restore_fpregs_{si,di}): Same.
18717 2004-08-12 Zack Weinberg <zack@codesourcery.com>
18719 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
18720 if pred->singleton != PARALLEL, issue a warning and pretend it was.
18721 Also issue a warning for any predicate we don't know about.
18723 2004-08-12 Richard Henderson <rth@redhat.com>
18725 * config/i386/i386.c (internal_label_prefix): Export.
18726 (internal_label_prefix_len, struct ix86_address,
18727 ix86_decompose_address, maybe_get_pool_constant,
18728 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
18729 memory_address_length): Export.
18730 (any_fp_register_operand, fp_register_operand,
18731 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
18732 x86_64_general_operand, x86_64_szext_general_operand,
18733 x86_64_nonmemory_operand, x86_64_movabs_operand,
18734 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
18735 x86_64_zext_immediate_operand, const_int_1_31_operand,
18736 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
18737 tls_symbolic_operand, global_dynamic_symbolic_operand,
18738 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
18739 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
18740 constant_call_address_operand, const0_operand, const1_operand,
18741 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
18742 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
18743 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
18744 general_no_elim_operand, nonmemory_no_elim_operand,
18745 index_register_operand, q_regs_operand, flags_reg_operand,
18746 non_q_regs_operand, zero_extended_scalar_load_operand,
18747 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
18748 ix86_comparison_operator, ix86_carry_flag_operator,
18749 fcmov_comparison_operator, promotable_binary_operator,
18750 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
18751 mult_operator, div_operator, arith_or_logical_operator,
18752 memory_displacement_operand, cmpsi_operand, long_memory_operand,
18753 aligned_operand): Move to predicates.md as define_predicates.
18754 (tls_symbolic_operand_1): Remove.
18755 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
18756 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
18757 (legitimize_address): Merge tls_symbolic_operand contents.
18758 (ix86_expand_move): Likewise.
18759 * config/i386/i386-protos.h: Update for exports.
18760 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
18761 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
18762 * config/i386/i386.md: Include predicates.md.
18763 * config/i386/predicates.md: New file.
18765 2004-08-13 Mark Mitchell <mark@codesourcery.com>
18768 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
18770 (i386_pe_mark_dllimport): Likewise.
18771 (i386_pe_encode_section_info): Likewise, when overriding
18772 dllimport attribute.
18774 2004-08-12 Geoffrey Keating <geoffk@apple.com>
18776 * configure.ac: When testing for flex, nm, ar, and bison, check
18777 that they will actually be built.
18778 * configure: Regenerate.
18780 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
18782 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
18783 (MOVE_MAX_PIECES): Define.
18785 2004-08-12 Devang patel <dpatel@apple.com>
18787 * dbxout.c (dbxout_begin_prologue): New function.
18788 (dbx_debug_hooks): Use new begin prologue hook.
18789 (dbxout_function_end): Emit N_ENSYM.
18790 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
18792 2004-08-12 Janis Johnson <janis187@us.ibm.com>
18794 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
18795 argument is float*.
18797 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
18800 * doc/extend.texi (AltiVec builtins): Fix description for recent
18801 changes. Update operation list to match current support.
18803 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
18805 * config/s390/s390.c (struct s390_frame_layout): New struct as element
18806 of struct machine_function.
18807 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
18809 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
18811 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
18812 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
18813 (s390_frame_area, s390_register_info): New functions.
18814 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
18816 (s390_return_addr_rtx, s390_return_address_offset)
18817 (s390_va_start, s390_gimplify_va_arg)
18818 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
18820 (s390_frame_info): Functionality partly moved to s390_register_info.
18821 Made adaptions for new stack layout.
18822 (save_gprs, restore_gprs): Changed meaning of second parameter and
18823 adapted all callers.
18825 * config/s390/s390.h (s390_backchain_string): New global variable.
18826 (MASK_BACKCHAIN): Removed definition.
18827 (TARGET_BACKCHAIN): Changed check.
18828 (TARGET_KERNEL_BACKCHAIN): New macro.
18829 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
18830 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
18831 "kernel-backchain".
18832 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
18834 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
18835 as condition. Adjusted for new stack layout.
18837 * doc/invoke.texi: Added documentation for new option
18838 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
18841 2004-08-12 Paul Brook <paul@codesourcery.com>
18843 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
18844 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
18846 2004-08-12 David Daney <ddaney@avtrex.com>
18848 * java/gcj.texi: Add subsection on signal usage.
18850 2004-08-12 David Edelsohn <edelsohn@gnu.org>
18852 * expr.c (move_by_pieces): Set alignment for move to minimum of
18853 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
18854 alignment, but not less than the original alignment.
18855 (move_by_pieces_ninsns): Same.
18856 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
18857 (store_by_pieces_1): Same.
18859 2004-08-12 Diego Novillo <dnovillo@redhat.com>
18861 PR tree-optimization/16867
18862 * tree.c (is_global_var): New function.
18863 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
18864 Call is_global_var.
18865 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
18867 (is_global_var): Declare.
18868 * tree-dfa.c (dump_variable): Display global and addressable
18870 (add_referenced_var): Clarify documentation when marking
18871 variables call-clobbered.
18872 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
18873 instead of needs_to_live_in_memory.
18874 (mark_call_clobbered): If the variable is a tag, mark it
18876 * tree-gimple.c (is_gimple_reg): Don't check for
18878 (is_gimple_non_addressable): Likewise.
18879 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
18880 needs to be marked call-clobbered.
18881 (setup_pointers_and_addressables): Call is_global_var instead
18882 of needs_to_live_in_memory.
18883 * tree-ssa-dce.c (need_to_preserve_store): Remove.
18884 Update all users with is_global_var.
18885 (mark_stmt_if_obviously_necessary): Fix processing of aliased
18886 stores. Don't check the virtual definitions. Rather, check
18887 whether the store is going into global memory.
18888 (find_obviously_necessary_stmts): Get the symbol from the PHI
18890 * tree-ssa-operands.c (get_call_expr_operands): Do not add
18891 clobbering may-defs if the call does not have side effects.
18893 2004-08-12 Jakub Jelinek <jakub@redhat.com>
18896 * output.h (default_function_rodata_section,
18897 default_no_function_rodata_section): New prototypes.
18898 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
18899 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
18900 (TARGET_ASM_OUT): Add it.
18901 * varasm.c (default_function_rodata_section,
18902 default_no_function_rodata_section): New functions.
18903 * final.c (final_scan_insn): Call
18904 targetm.asm_out.function_rodata_section instead of
18905 readonly_data_section.
18906 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
18907 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18908 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18909 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18911 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18912 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18914 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18916 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18917 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18918 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
18920 2004-08-12 Paul Brook <paul@codesourcery.com>
18922 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
18924 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
18925 DWARF2_UNWIND_INFO.
18927 2004-08-12 Ben Elliston <bje@au.ibm.com>
18930 * config/rs6000/altivec.h: Change vector to __vector throughout.
18931 (Except for the `vector' macro itself).
18933 2004-08-12 Zack Weinberg <zack@codesourcery.com>
18935 * genpreds.c: Add capability to generate predicate bodies as
18936 well as function prototypes. Write function prototypes for
18937 the generic predicates too.
18938 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
18939 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
18940 (write_match_code, write_predicate_expr, write_one_predicate_function)
18941 (parse_option): New functions.
18942 (output_predicate_decls): Delete.
18943 (main): Read the machine description, process DEFINE_PREDICATE or
18944 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
18947 * genrecog.c (struct decision_test): Replace index with
18948 struct pred_data pointer.
18949 (next_index): Remove, unused.
18950 (pred_table, preds, special_mode_pred_table): Delete.
18951 (compute_predicate_codes, process_define_predicate): New functions.
18952 (validate_pattern, add_to_sequence, write_switch): Update for
18953 new data structures.
18954 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
18955 Check both error_count and have_error.
18957 * gensupport.c (in_fname, first_predicate): New globals.
18958 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
18959 (predicate_table, last_predicate, old_pred_table)
18960 (old_special_pred_table): New statics.
18961 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
18962 (add_predicate, init_predicate_table): New functions.
18963 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
18964 (init_md_reader_args_cb): Use the global in_fname. No need to zero
18965 it or max_include_len. Call init_predicate_table.
18966 (read_rtx): Run the predicate queue after the attribute queue
18967 but before all the others.
18968 * gensupport.h (in_fname, struct pred_data, first_predicate)
18969 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
18970 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
18971 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
18972 * dummy-conditions.c: Don't include bconfig.h, system.h,
18973 coretypes.h, tm.h, or system.h. Do include stddef.h.
18974 Duplicate declaration of struct c_test from gensupport.h.
18976 * Makefile.in (OBJS-common): Add insn-preds.o.
18977 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
18978 (insn-preds.c, insn-preds.o): New rules.
18979 (s-preds): Also generate insn-preds.c.
18980 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
18981 Update dependencies.
18982 (print-rtl.o, print-rtl1.o): Correct dependencies.
18984 * recog.h: Delete prototypes of predicate functions.
18986 * doc/md.texi (Predicates): New section with complete
18987 documentation of operand/operator predicates. Remove some
18988 incomplete documentation of predicates from other places.
18989 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
18990 PREDICATE_CODES; indicate that both are deprecated in favor
18991 of define_predicate/define_special_predicate.
18993 * config/ia64/ia64.c: All predicate function definitions moved
18995 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
18996 (ia64_expand_load_address, ia64_expand_move):
18997 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
18999 * config/ia64/ia64.md: All predicates now defined here.
19000 (symbolic_operand): Is now a special predicate.
19002 * config/ia64/ia64.h: Declare ia64_section_threshold.
19003 (PREDICATE_CODES): Delete.
19005 2004-08-12 Richard Henderson <rth@redhat.com>
19007 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
19008 * c-semantics.c (add_stmt): Set it.
19009 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
19010 before instantiating a variable sized type.
19012 2004-08-12 Richard Henderson <rth@redhat.com>
19014 * stor-layout.c (round_up, round_down): Move ...
19015 * fold-const.c (round_up, round_down): ... here. Use
19016 multiple_of_p to avoid any arithmetic at all.
19018 2004-08-12 Richard Henderson <rth@redhat.com>
19020 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
19021 (gimplify_init_ctor_preeval_1): New.
19022 (gimplify_init_ctor_preeval): New.
19023 (gimplify_init_ctor_eval): New.
19024 (gimplify_init_constructor): Use them. Always gimplify the LHS
19027 2004-08-12 Ziemowit Laski <zlaski@apple.com>
19029 (This patch is part of merge of objc-improvements-branch
19032 * doc/frontends.texi: Mention Objective-C++ in addition to
19034 * doc/install.texi: Add 'obj-c++' to list of configurable
19036 * doc/invoke.texi: Rename Objective-C option headings to
19037 indicate they also apply to Objective-C++. List file
19038 extensions for Objective-C++ sources. Mention that
19039 ObjC and ObjC++ compilations may also use C and C++ options,
19040 respectively. Point users to doc/standards.texi for
19041 further info on ObjC and ObjC++.
19042 * doc/sourcebuild.texi: Mention the objcp/ directory and
19043 the Objective-C++ sources it contains.
19044 * doc/standards.texi: Update link to Apple ObjC site;
19045 add link to gcc readings.html WWW doc.
19047 2004-08-12 Alan Modra <amodra@bigpond.net.au>
19049 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
19050 and 2004-07-14 changes.
19052 2004-08-12 Paul Brook <paul@codesourcery.com>
19054 * doc/invoke.texi: Fix typo.
19056 2004-08-11 Devang Patel <dpatel@apple.com>
19058 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
19059 and -no_dead_strip_inits_and_terms.
19061 * doc/invoke.texi (Darwin Options): Document -dead_strip and
19062 -no_dead_strip_inits_and_terms.
19064 2004-08-11 Paul Brook <paul@codesourcery.com>
19066 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
19067 (arm_load_pic_register): ... to this.
19068 * config/arm/arm.c (arm_finalize_pic): Rename ...
19069 (arm_load_pic_register): ... to this. Always output insns at the
19070 current location. Load via low reg in thumb mode.
19071 (arm_expand_prologue): Call arm_load_pic_register.
19072 (thumb_expand_prologue): Ditto.
19073 * config/arm/arm.h (FINALIZE_PIC): Remove.
19074 * config/arm/arm.md (builtin_setjmp_receiver): Call
19075 arm_load_pic_register.
19077 2004-08-11 Paul Brook <paul@codesourcery.com>
19079 * arm.c (thumb_force_lr_save): Add prototype.
19080 (thumb_compute_save_reg_mask): New function.
19081 (thumb_find_work_register): New function.
19082 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
19083 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
19084 Don't clobber r3 when removing pretend args.
19085 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
19086 (thumb_output_function_prologue): Use new functions.
19087 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
19088 * arm.h (THUMB_REG_PUSHED_P): Remove.
19090 2004-08-11 James E Wilson <wilson@specifixinc.com>
19092 PR rtl-optimization/16490
19093 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
19094 global_live_at_end for new basic block if already set for other blocks.
19096 2004-08-11 David Edelsohn <edelsohn@gnu.org>
19098 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
19100 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
19101 (mfcr rlwinm rlwinm patterns): Set length to 12.
19103 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
19105 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
19106 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
19107 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
19108 (start_ssa_stmt_operands): Delete.
19109 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
19110 struct stmt_operands_d.
19111 (build_ssa_operands): New extern entry point.
19112 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
19113 building code, replace with create_ssa_artficial_load_stmt().
19114 * tree-ssa-operands.c (struct voperands_d): Delete.
19115 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
19116 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
19117 (free_uses, free_defs, free_vuses, free_v_may_defs,
19118 free_v_must_defs): Remove dealloc parameter.
19119 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
19120 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
19121 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
19122 vector comparisons, ssa_name reuse, and allocations here.
19123 (verify_start_operands): Delete.
19124 (finalize_ssa_stmt_operands): Set new operands by calling finalize
19126 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
19127 (append_def, append_usei): Simplify to simple accumulation.
19128 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
19129 duplicates and simple accumulation.
19130 (free_ssa_operands): Free vectors in a stmt_operand structure.
19131 (build_ssa_operands): New. Create a new stmt_operand structure from
19132 a stmt and an old set of stmt_operands.
19133 (get_stmt_operands): Simplify and call build_ssa_operands.
19134 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
19135 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
19136 add_call_read_ops): Don't pass prev_vops around anymore.
19137 (note_addressable): Return if no stmt annotation.
19138 (copy_virtual_operands): Access v_may_def operands through a struct.
19139 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
19140 hash tables without treating the stmt as a real stmt.
19141 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
19142 v_may_def def and use through a struct instead of 2 array elements.
19143 (struct v_may_def_optype_d): Use v_may_def_operand_type.
19144 (struct stmt_operands_d): New. Struct for storing all operand vectors.
19146 2004-08-11 Nick Clifton <nickc@redhat.com>
19148 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
19149 this funciton's behaviour. Return true when the current function
19150 has a section attribute and -mlong-calls is in effect.
19151 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
19152 short-call marker when -mlong-calls is in effect and the function
19153 has a section attribute.
19155 2004-08-10 Zack Weinberg <zack@codesourcery.com>
19157 * stmt.c (expand_return): If asked to return the RESULT_DECL,
19158 just call expand_value_return on result_rtl.
19160 2004-08-10 Richard Henderson <rth@redhat.com>
19162 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
19163 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
19164 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
19165 (add_location_or_const_value_attribute): ... not here. Use
19166 loc_descriptor_from_tree if possible.
19167 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
19168 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
19170 (loc_descriptor_from_tree): New. Update callers.
19171 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
19172 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
19173 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
19174 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
19175 and BUILT_IN_STACK_RESTORE.
19176 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
19177 * stmt.c (expand_stack_alloc): Remove.
19178 * tree-mudflap.c (mx_register_decls): Don't look for
19179 BUILT_IN_STACK_ALLOC.
19180 * tree-nested.c (convert_local_reference): Likewise.
19181 * tree.h (DECL_VALUE_EXPR): New.
19183 2004-08-10 Richard Henderson <rth@redhat.com>
19185 * stor-layout.c (round_up): Check for 0/1 before dividing.
19186 (round_down): Likewise.
19188 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
19190 2004-08-09 Mark Mitchell <mark@codesourcery.com>
19192 * config.gcc (arm*-*-eabi*): New target.
19193 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
19194 (TARGET_LIB_INT_CMP_BIASED): Likewise.
19195 * expmed.c (expand_divmod): Try a two-valued divmod function as a
19197 * gthr.h: Remove bogus tokens at end of #pragma.
19198 * optabs.c (expand_twoval_binop_libfunc): New function.
19199 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
19200 (prepare_float_lib_cmp): Try reversing the condition.
19201 (debug_optab_libfuncs): New function.
19202 * optabs.h (expand_twoval_binop_libfunc): Declare.
19203 * config/arm/arm.c (arm_init_libfuncs): New function.
19204 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
19205 (TARGET_INIT_LIBFUNCS): Define it.
19206 * config/arm/arm.h (TARGET_BPABI): New macro.
19207 * config/arm/arm-protos.h
19208 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
19209 * config/arm/bpabi.S: New file.
19210 * config/arm/bpabi.c: Likewise.
19211 * config/arm/bpabi.h: Likewise.
19212 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
19213 (__aeabi_drsub): Likewise.
19214 (__aeabi_dsub): Likewise.
19215 (__aeabi_dadd): Likewise.
19216 (__aeabi_ui2d): Likewise.
19217 (__aeabi_i2d): Likewise.
19218 (__aeabi_f2d): Likewise.
19219 (__aeabi_dmul): Likewise.
19220 (__aeabi_ddiv): Likewise.
19221 (__aeabi_cdrcmple): Likewise.
19222 (__aeabi_cdcmpeq): Likewise.
19223 (__aeabi_cdcmple): Likewise.
19224 (__aeabi_dcmpeq): Likewise.
19225 (__aeabi_dcmplt): Likewise.
19226 (__aeabi_dcmple): Likewise.
19227 (__aeabi_dcmpge): Likewise.
19228 (__aeabi_dcmpgt): Likewise.
19229 (__aeabi_dcmpun): Likewise.
19230 (__aeabi_d2iz): Likewise.
19231 (__aeabi_d2uiz): Likewise.
19232 (__aeabi_d2f): Likewise.
19233 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
19234 (__aeabi_frsub): Likewise.
19235 (__aeabi_fsub): Likewise.
19236 (__aeabi_fadd): Likewise.
19237 (__aeabi_ui2f): Likewise.
19238 (__aeabi_i2f): Likewise.
19239 (__aeabi_fmul): Likewise.
19240 (__aeabi_fdiv): Likewise.
19241 (__aeabi_cfrcmple): Likewise.
19242 (__aeabi_cfcmpeq): Likewise.
19243 (__aeabi_cfcmple): Likewise.
19244 (__aeabi_fcmpeq): Likewise.
19245 (__aeabi_fcmplt): Likewise.
19246 (__aeabi_fcmple): Likewise.
19247 (__aeabi_fcmpge): Likewise.
19248 (__aeabi_fcmpgt): Likewise.
19249 (__aeabi_fcmpun): Likewise.
19250 (__aeabi_f2iz): Likewise.
19251 (__aeabi_f2uiz): Likewise.
19252 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
19253 (__aeabi_uidivmod): New function or alias.
19254 (__aeabi_idivmod): Likewise.
19255 (__aeabi_idiv0): Likewise.
19256 (__aeabi_ldiv0): Likewise.
19257 (__aeabi_llsr): Likewise.
19258 (__aeabi_lasr): Likewise.
19259 (__aeabi_llsl): Likewise.
19260 (bpabi.S): Include it.
19261 * config/arm/libgcc-bpabi.ver: New file.
19262 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
19263 (LINK_SPEC): Remove.
19264 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
19266 * config/arm/t-bpabi: New file.
19267 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
19268 (TARGET_LIB_INT_CMP_BIASED): Likewise.
19270 2004-08-10 David Edelsohn <edelsohn@gnu.org>
19272 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
19273 * config/rs6000/rs6000.md (clrmemsi): New pattern.
19274 * config/rs6000/rs6000.c (expand_block_clear): New function.
19275 (expand_block_move): Convert alignment to bits. Use SImode and
19276 HImode for unaligned addresses if not STRICT_ALIGNMENT.
19278 2004-08-10 Caroline Tice <ctice@apple.com>
19280 * varasm.c (unlikely_section_label): New global variable.
19281 (unlikely_text_section_name): New global variable.
19282 (text_section): Remove alignment statement.
19283 (unlikely_text_section): Remove alignment statement; use
19284 unlikely_section_label rather than hard-coded string.
19285 (assemble_start_function): Initialize unlikely_section_label and
19286 unlikely_text_section_name; make sure cold section is properly
19287 aligned at start of function; output unlikely_section_label if
19290 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
19292 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
19293 * config/s390/s390.c (s390_canonicalize_comparison): New function.
19294 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
19295 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
19296 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
19297 ("*tmqi_mem"): Remove SUBREG from pattern.
19298 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
19299 ("*andsi3_cconly"): Likewise.
19301 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
19304 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
19306 2004-08-10 Janis Johnson <janis187@us.ibm.com>
19308 * doc/sourcebuild.texi (compat testing): Document available test
19309 framework commands. Use the preferred spelling of DejaGnu.
19311 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
19313 * lambda.h: Add matrix type, and prototypes for remainder of
19314 matrix and vector functions.
19315 (lambda_vector_mult_const): New function.
19316 (lambda_vector_negate): Ditto.
19317 (lambda_vector_add): Ditto.
19318 (lambda_vector_add_mc): Ditto.
19319 (lambda_vector_copy): Ditto.
19320 (lambda_vector_zerop): Ditto.
19321 (lambda_vector_equal): Ditto.
19322 (lambda_vector_min_nz): Ditto.
19323 (lambda_vector_first_nz): Ditto.
19324 (lambda_vector_matrix_mult): Ditto.
19325 * lambda-mat.c: New file.
19326 * Makefile.in (lambda-mat.o): New.
19328 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
19330 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
19331 after linking stmt into the program.
19332 (bsi_remove): Don't call modify_stmt.
19333 * tree-complex.c (update_complex_assignment,
19334 expand_complex_comparison): Call modify_stmt after changing the stmt.
19335 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
19337 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
19338 the stmt, and only if needed.
19339 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
19341 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
19342 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
19343 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
19344 (eliminate_redundant_computations): Don't pass an annotation. Call
19345 modify_stmt rather than setting the annotation directly.
19346 (record_equivalences_from_stmt): Remove unused local 'j'.
19347 (cprop_operand): Take a stmt rather than an annotation as a parameter.
19349 (cprop_into_stmt): Pass stmt rather than annotation.
19350 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
19351 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
19353 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
19355 2004-08-10 Jason Merrill <jason@redhat.com>
19357 PR middle-end/16948
19358 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
19361 2004-08-10 Geoffrey Keating <geoffk@apple.com>
19363 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
19366 2004-08-10 Roger Sayle <roger@eyesopen.com>
19368 * config/mips/mips.md: New reciprocal square root patterns that
19369 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
19371 2004-08-10 Paul Brook <paul@codesourcery.com>
19373 * config/arm/arm-protos.h (arm_set_return_address,
19374 thumb_set_return_address): Add prototypes.
19375 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
19376 * config/arm/arm.c (arm_compute_func_type,
19377 use_return_insn, arm_compute_save_reg0_reg12_mask,
19378 arm_compute_save_reg_mask, arm_output_function_prologue,
19379 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
19380 current_function_calls_eh_return.
19381 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
19383 (arm_set_return_address, thumb_set_return_address): New functions.
19384 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
19385 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
19386 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
19387 (epilogue): Use the stackadj register.
19388 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
19390 2004-08-10 Jakub Jelinek <jakub@redhat.com>
19393 * expr.c (move_by_pieces_ninsns): Add max_size argument.
19394 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
19395 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
19396 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
19397 but using MOVE_RATIO.
19398 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
19399 (can_store_by_pieces): Change max_size type to unsigned int.
19400 (store_by_pieces_1): Likewise. Pass max_size to
19401 move_by_pieces_ninsns.
19402 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
19403 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
19404 to move_by_pieces_ninsns.
19405 (STORE_BY_PIECES_P): Define.
19406 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
19407 to move_by_pieces_ninsns.
19408 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
19410 * config/i386/i386.h (CLEAR_RATIO): Define.
19412 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19414 * expr.c (expand_expr_real_1): Add back code that was not dead.
19416 2004-08-09 Andrew Pinski <apinski@apple.com>
19418 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
19419 which is found to be compatible before returning the aliasing set.
19421 2004-08-09 Daniel Jacobowitz <dan@debian.org>
19423 * ggc-zone.c (struct alloc_zone): Add statistics counters.
19424 (always_collect): New flag.
19425 (ggc_alloc_zone_1): Update statistics support. Don't include
19426 overhead in allocated counter.
19427 (sweep_pages): Update allocated counter for large pages. Don'y
19429 (ggc_collect_1): Always collect.
19430 (ggc_collect): Honor always_collect flag. Sum all zones to decide
19431 whether to collect.
19432 (SCALE, LABEL): New macros.
19433 (ggc_print_statistics): Add statistics support.
19435 2004-08-09 Roger Sayle <roger@eyesopen.com>
19437 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
19438 (init_expmed): Fix potential overrun problem with "all.reg".
19439 (expand_sdiv2_pow2): Add an alternate implementation for signed
19440 division, if the target provides a suitable conditional move insn.
19442 2004-08-09 Paul Brook <paul@codesourcery.com>
19443 Richard Henderson <rth@redhat.com>
19445 * unwind-dw2.c (uw_install_context_1): Update target saved stack
19448 2004-08-09 Geoffrey Keating <geoffk@apple.com>
19450 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
19451 Check DATA limit only if there's no AS limit. Ignore insanely
19453 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
19454 but take care that the AS limit isn't overrun.
19455 * doc/invoke.texi: Update documentation of min-heapsize parameter.
19457 2004-08-09 Jeff Law <law@redhat.com>
19459 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
19460 (tree-ssa-threadupdate.o): Add dependencies.
19461 * tree-ssa-threadupdate.c: New file.
19462 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
19463 (rewrite_vars_out_of_ssa): Remove prototype.
19464 (cleanup_tree_cfg): Returns a bool.
19465 * tree.h (thread_through_all_blocks): Prototype.
19466 * tree-outof-ssa.c (SSANORM_*): Move into here.
19467 (remove_ssa_form): Now static.
19468 (rewrite_vars_out_of_ssa): Kill.
19469 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
19470 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
19471 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
19472 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
19473 anything was changed.
19474 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
19475 from the PHI's annotation rather than the edge associated with
19477 * tree-ssa-dom.c (redirection_edges): Kill.
19478 (redirect_edges_and_update_ssa_graph): Kill.
19479 (tree_ssa_dominator_optimize): Do not reset forwardable flag
19480 for blocks anymore. Do not initialize redirection_edges.
19481 Call thread_through_all_blocks. Simplify code for cleanup
19482 of the CFG and iterating. No longer call cleanup_tree_cfg
19483 outside the iteration loop.
19484 (thread_across_edge): No longer mess with forwardable blocks.
19486 2004-08-09 Zack Weinberg <zack@codesourcery.com>
19488 * explow.c (memory_address): Use memory_address_p.
19489 * recog.c (general_operand): Likewise.
19490 * regrename.c: No need to define REG_OK_STRICT.
19492 2004-08-09 Steven Bosscher <stevenb@suse.de>
19494 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
19496 * gcse.c: Include timevar.h.
19497 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
19498 and global_copy_prop_count.
19499 (local_const_prop_count, local_copy_prop_count): New static globals.
19500 (gcse_main): Set the right timevar for each pass.
19501 (cprop_jump): Increment global_const_prop_count when a constant is
19502 propagated. Add "GLOBAL" to dump output.
19503 (cprop_insn): Increment global_const_prop_count when a constant is
19504 propagated, or global_copy_prop_count when a copy is propagated.
19505 (do_local_cprop): Likewise for local_const_prop_count and
19506 local_copy_prop_count.
19507 (one_cprop_pass): Initialize const/cprop counters to zero.
19508 Print out results of local and global const/cprop separately.
19509 (bypass_block): Break over-length line.
19510 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
19511 for bb-reorder.o and tracer.o.
19513 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19515 * Makefile.in (GTFILES): Remove stmt.c
19516 (stmt.o): Do not depend on gt-stmt.h.
19517 * emit-rtl.c (emit_line_note): Do not call
19518 set_file_and_line_for_stmt.
19519 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
19521 * function.c (free_after_parsing): Do not free STMT field.
19522 (allocate_struct_function): Do not call init_stmt_for_function.
19523 (assign_stack_temp_for_type): Do not accept values of keep
19525 (init_temp_slots): Do not initialize removed variables.
19526 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
19527 and X_VAR_TEMP_SLOT_LEVEL fields.
19528 * rtl.h (set_file_and_line_for_stmt): Remove.
19529 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
19530 struct stmt_status, cond_stack, case_stack, nesting_stack,
19531 nesting_depth, emit_locus, set_file_and_line_for_stmt,
19532 same_case_target_p, init_stmt_for_function, emit_nop,
19533 expand_start_cond, expand_start_elseif, expand_start_else,
19534 expand_elseif, expand_end_cond): Remove.
19535 (preserve_subexpressions_p): Remove references to CFUN->STMT.
19536 (expand_start_case, expand_end_case_type): Remove, merge into...
19537 (expand_case): ... this one, including other bits from
19538 expand_expr_real_1. Inline same_case_target_p. Turn members
19539 of CASE_STACK into local variables.
19540 (emit_case_bit_tests): Inline same_case_target_p.
19541 (add_case_node): Add HEAD argument, return new head of the list,
19542 do not handle default label here.
19543 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
19544 expand_start_elseif, current_nesting_level, expand_start_case,
19545 expand_end_case_type, expand_end_case, add_case_node,
19546 init_stmt_for_function, expand_elseif): Remove prototypes.
19547 (expand_case): Add prototype.
19549 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19551 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
19553 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19555 * expr.c (var_rtx): Remove.
19556 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
19557 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
19558 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
19560 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
19561 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
19562 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
19564 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
19565 Ayal Zaks <zaks@il.ibm.com>
19567 * common.opt (freschedule-modulo-scheduled-loops): New flag.
19568 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
19569 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
19570 when -freschedule-modulo-scheduled-loops flag is not specified.
19571 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
19572 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
19573 More accurate placing of insn in row of partial schedule.
19574 (ps_insn_find_column): New function.
19575 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
19576 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
19577 (schedule_region): Use sched_is_disabled_for_current_region_p.
19578 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
19580 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
19582 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
19585 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
19587 * config/i386/i386.c (ix86_expand_clrmem): Properly call
19588 gen_strset for 64bit target.
19590 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
19592 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
19594 2004-08-07 Jason Merrill <jason@redhat.com>
19596 Make return in memory explicit.
19597 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
19598 (assign_parm_find_data_types): Remove code for old front end
19599 invisible reference handling.
19600 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
19601 (expand_function_end): Likewise.
19602 * gimplify.c (gimplify_return_expr): Handle a dereferenced
19604 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
19605 (declare_return_variable): Handle DECL_BY_REFERENCE.
19606 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
19607 (cp_genericize_r): Use convert_from_reference.
19608 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
19609 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
19611 * c-common.c (c_warn_unused_result): Check TREE_USED before
19612 warning about a CALL_EXPR with an unused value.
19614 2004-08-06 Mark Mitchell <mark@codesourcery.com>
19616 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
19617 to the compiler. Use -fshort-wchar by default.
19619 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
19621 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
19622 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
19624 * doc/invoke.texi (param): Document min-crossjump-insns.
19626 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
19629 * c.opt (Wmissing-field-initializers): New option.
19630 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
19631 * c-typeck.c (pop_init_level): Guard the missing field warning with
19632 warn_missing_field_initializers rather than extra_warnings.
19633 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
19634 some of the explanation from...
19635 (-Wextra): ...here. Say that the missing field warning can be
19636 seperately controlled by -Wmissing-field-initializers.
19638 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
19640 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
19641 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
19642 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
19643 * tree.def (ENTRY_VALUE_EXPR): Remove.
19645 2004-08-06 Jakub Jelinek <jakub@redhat.com>
19647 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
19648 the places where it is actually needed. Don't use repz; stosb
19649 for -Os with sufficiently small constant sizes.
19650 For sufficiently small repz; stos{l,q} repeat counts use a sequence
19651 of stos{l,q} instructions instead.
19653 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19655 PR tree-optimization/16807
19656 * loop-iv.c (dump_iv_info): Dump invariants correctly.
19657 (iv_subreg, iv_extend): Express value of invariant purely in
19660 2004-08-06 Mark Mitchell <mark@codesourcery.com>
19662 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
19663 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
19665 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
19667 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
19668 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
19670 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
19671 pattern until reload is finished to allow better code generation
19672 and split them completely into separate instrunctions.
19673 (*andsi3_split): New pattern.
19675 2004-08-05 Mark Mitchell <mark@codesourcery.com>
19677 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
19678 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
19679 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19680 * tree.h (handle_dll_attribute): Declare. Test
19681 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19682 * c-common.h (c_determine_visibility): Declare.
19683 * c-common.c (c_determine_visibility): New function.
19684 * c-decl.c (finish_decl): Use it.
19685 (finish_function): Likewise.
19686 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
19687 zero, by default. Use #if, not #ifdef, to test it.
19688 * config/arm/arm.c (arm_attribute_table): Use
19689 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
19691 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
19692 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19694 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
19695 * config/i386/i386.c (ix86_attribute_table): Use
19696 handle_dll_attribute for dllimport/dllexport. Test
19697 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19698 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
19699 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19701 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
19703 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19705 * doc/extend.texi (dllexport): Clarify and correct documentation.
19706 (dllimport): Likewise.
19707 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
19708 handle_dll_attribute.
19710 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19712 * tree-ssa-loop-manip.c: New file.
19713 * Makefile.in (tree-ssa-loop-manip.o): Add.
19714 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
19716 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
19718 (tree_ssa_loop_done): Verify loop closed ssa form.
19719 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
19721 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19723 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
19724 pa_asm_output_aligned_local): New functions.
19725 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
19726 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
19727 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
19728 pa_asm_output_aligned_common.
19729 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19730 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
19731 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
19732 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19733 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
19734 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
19735 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19736 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
19739 2004-08-05 Andrew Pinski <apinski@apple.com>
19741 * objc/objc-act.c (build_objc_string_object): Mark the address
19742 expression as constant.
19744 2004-08-05 David Edelsohn <edelsohn@gnu.org>
19746 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
19747 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
19748 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
19750 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
19752 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
19753 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
19754 out, and associated obsolete comments.
19756 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
19758 * tree.h (force_fit_type): Return a tree, take three flags.
19759 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
19760 TREE_CONSTANT_OVERFLOW here.
19761 (int_const_binop, const_binop): Adjust.
19762 (size_int_type): Do sign extension here.
19763 (fold_convert_const, optimize_bit_field_compare,
19764 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
19765 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
19766 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
19768 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19770 PR tree-optimization/16864
19771 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
19772 for ssa names without default_def.
19774 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
19776 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
19777 frame pointer, restore eax with an ebp-relative address.
19779 2004-08-04 Geoffrey Keating <geoffk@apple.com>
19782 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
19783 * c-common.h (make_rtl_for_local_static): Delete.
19784 * c-decl.c (shadow_tag_warned): Clean up comment.
19785 (finish_decl): Clean up spacing. Use set_user_assembler_name when
19786 appropriate. Don't pass asmspec to rest_of_decl_compilation.
19787 * c-semantics.c (make_rtl_for_local_static): Delete.
19788 * expr.c (init_block_move_fn): Use set_user_assembler_name.
19789 (init_block_clear_fn): Likewise.
19790 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
19791 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
19792 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
19793 * tree.h (make_decl_rtl): Remove second parameter.
19794 (set_user_assembler_name): New.
19795 * varasm.c (set_user_assembler_name): New.
19796 (make_decl_rtl): Remove second parameter. Update callers in many
19799 2004-08-05 Adam Nemet <anemet@lnxw.com>
19801 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
19802 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
19804 * gthr-lynx.h: New file.
19805 * config/lynx-ng.h: Remove file.
19806 * config/lynx.h: Update to LynxOS 4.0.
19807 * config/t-lynx: New file.
19808 * config/i386/lynx-ng.h: Remove file.
19809 * config/i386/lynx.h: Update to LynxOS 4.0.
19810 * config/rs6000/lynxbase.h: Remove file.
19811 * config/rs6000/lynx.h: Update to LynxOS 4.0.
19812 * config/rs6000/t-lynx: New file.
19813 * doc/install.texi (Options specification): Remove reference to
19814 LynxOS from systems where --with-gnu-as makes a difference.
19816 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
19818 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
19820 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
19822 (c_cpp_builtins): Call it.
19823 * doc/cpp.texi: Update.
19825 2004-08-04 David Edelsohn <edelsohn@gnu.org>
19827 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
19830 2004-08-04 Jan Hubicka <jh@suse.cz>
19832 * basic-block.h (profile_staus): New global variable.
19833 * cfg.c (profile_status): Declare.
19834 (check_bb_profile): Break out from ....; use profile_status
19835 (dump_flow_info): ... here.
19836 * cfgbuild.c (find_basic_blocks): Set profile_status.
19837 * cfgexpand.c (tree_expand_cfg): Likewise.
19838 * predict.c (estimate_probability): Likewise.
19839 * profile.c (branch_prob): Likewise.
19840 * tree-cfg.c (build_tree_cfg): Likewise.
19841 (dump_function_to_file): Use check_bb_profile.
19842 * tree-pretty-print (dump_bb_header): Likewise.
19843 * tree-profile.c (do_tree_profiling): Cleanup.
19845 2004-08-04 Zack Weinberg <zack@codesourcery.com>
19847 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
19848 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
19849 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
19850 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
19851 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
19852 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
19853 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
19854 (ggc-none.o, errors.o): Move rule to generators section;
19855 correct dependencies.
19856 (min-insn-modes.o): Move rule to generators section; remove
19857 unnecessary explicit command; correct dependencies.
19858 (print-rtl.o, print-rtl1.o): Correct dependencies.
19859 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
19860 (mostlyclean): Update.
19862 * errors.c: Include bconfig.h not config.h. Correct comment.
19863 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
19864 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
19865 * print-rtl.c: Don't include tm_p.h.
19867 * rtl.h: Move forward-decl of struct function down where it's
19868 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
19869 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
19871 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19872 Jeff Law <law@redhat.com>
19874 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
19875 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
19876 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
19877 manipulate the duplicated ssa names.
19878 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
19879 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
19880 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
19882 (release_ssa_name): Do not release ssa names that may have multiple
19884 * tree.h (release_ssa_name_force, mark_for_rewrite,
19885 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
19886 marked_ssa_names): Declare.
19887 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
19888 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
19889 Update call to rewrite_ssa_into_ssa.
19891 2004-08-04 Mark Mitchell <mark@codesourcery.com>
19893 * defaults.h (TARGET_DECLSPEC): New macro.
19894 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
19895 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
19896 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
19897 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
19898 __declspec support.
19899 (TARGET_DECLSPEC): Define.
19900 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
19901 __declspec support.
19902 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
19903 __declspec support.
19904 (TARGET_DECLSPEC): Define.
19905 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
19906 __declspec support.
19907 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
19909 * doc/tm.texi (TARGET_DECLSPEC): Document.
19911 * doc/extend.texi: Fix typo in comment.
19913 2004-08-04 Paul Brook <paul@codesourcery.com>
19915 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
19916 (TARGET_CXX): Use it.
19917 * target.h (struct gcc_target): Add cdtor_returns_this.
19918 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
19919 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
19920 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
19922 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
19924 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
19925 low/high pair. Do range checking directly.
19926 (interpret_integer): Adjust.
19928 2004-08-04 Nick Clifton <nickc@redhat.com>
19930 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
19932 * doc/invoke.texi: Document this new switch and also the -mrenesas
19935 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
19937 * cfglayout.c (insn_locators_initialize): Update the current
19938 location before initializing a location.
19940 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19942 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
19943 (dbxout_function_end): Return after emitting the "Lscope" symbol
19944 under the same conditions that this function formerly wasn't called.
19945 Add explanatory comments.
19948 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
19952 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
19953 functions, broken out of dbxout_block.
19954 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
19955 stabs too, if it contains symbols. Use the begin_label and
19956 the Lscope label (emitted by dbxout_function_end) for the
19957 range of this block.
19959 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
19961 * doc/install.texi: Update autoconf version requirements.
19963 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19965 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
19966 * recog.c (general_operand, immediate_operand, nonmemory_operand)
19967 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
19968 * regclass.c (record_reg_classes): Likewise.
19969 * reload.c (find_reloads): Likewise.
19970 * reload1.c (reload): Likewise.
19972 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19974 * gensupport.c (init_md_reader_args_cb): Renamed from
19975 init_md_reader_args. Add third option, callback function for
19976 parsing program-specific options. Add diagnosis of incorrect
19977 number of input files.
19978 (init_md_reader): Fold into init_md_reader_args_cb.
19979 (init_md_reader_args): Now a thin wrapper around
19980 init_md_reader_args_cb.
19981 * gensupport.h: Update prototypes.
19983 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
19984 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
19985 * genrecog.c: No need to diagnose lack of an input file;
19986 init_md_reader_args will handle it.
19987 * genconditions.c: Likewise, and use init_md_reader_args.
19988 * genconstants.c: Likewise, and no need to call read_md_rtx.
19990 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
19992 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
19995 2004-08-03 Mike Stump <mrs@apple.com>
19997 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
19999 * doc/invoke.texi (Darwin Options): Update to reflect above.
20001 2004-08-03 Roger Sayle <roger@eyesopen.com>
20003 PR middle-end/16790
20004 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
20005 truncations, not just global truncations.
20007 2004-08-03 Andrew Pinski <apinski@apple.com>
20010 * loop-iv.c (simplify_using_assignment): Initialize lhs.
20012 2004-08-03 Paul Brook <paul@codesourcery.com>
20014 * gcc/doc/install.texi: Document MPFR requirement.
20016 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
20018 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
20019 and mmap() explicitly instead of relying on preset autoconf cache
20021 * configure: Regenerate.
20023 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
20026 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
20028 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
20029 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
20032 * config/i386/t-gmm_malloc: New file.
20033 * config/i386/t-pmm_malloc: Likewise.
20035 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
20037 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
20038 Tanguy Fautrà <tfautre@pandora.be>
20040 * config/i386/pmm_malloc.h: New file.
20042 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
20044 * config/i386/gmm_malloc.h: New file.
20046 2004-08-03 Dale Johannesen <dalej@apple.com>
20048 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
20049 * c-common.c: Include opts.h.
20050 (c_common_get_alias_set): Fix check for a single input file.
20051 * toplev.c: Remove current_file_decl.
20054 2004-08-03 Mark Mitchell <mark@codesourcery.com>
20056 * config.gcc (arm*-*-symbianelf*): New target.
20057 * config/arm/symbian.h: New file.
20059 * gthr-gnat.c: Add visibility #pragmas.
20060 * gthr-gnat.h : Likewise.
20061 * gthr.h: Likewise.
20062 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
20063 (__ffsDI2): Likewise.
20064 (__clzSI2): Likewise.
20065 (__ctzSI2): Likewise.
20066 (__ctzDI2): Likewise.
20067 (__popcountSI2): Likewise.
20068 (__popcountDI2): Likewise.
20069 (__paritySI2): Likewise.
20070 (__parityDI2): Likewise.
20071 * libgcc2.h: Add visibility #pragmas.
20072 (__clzDI2): Add prototype.
20073 (__clzSI2): Likewise.
20074 (__ctzSI2): Likewise.
20075 (__ffsDI2): Likewise.
20076 (__ffsSI2): Likewise.
20077 (__ctzDI2): Likewise.
20078 (__popcountSI2): Likewise.
20079 (__popcountDI2): Likewise.
20080 (__paritySI2): Likewise.
20081 (__parityDI2): Likewise.
20082 * unwind-dw2-fde.h: Add visibility #pragmas.
20083 * unwind.h: Likewise.
20085 2004-08-03 David Edelsohn <edelsohn@gnu.org>
20086 Dale Johannesen <dalej@apple.com>
20087 Roger Sayle <roger@eyesopen.com>
20089 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
20090 constants more accurately. Adjust costs for FMA instructions.
20091 Add cases for most logical and float operations. Recurse into
20094 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
20096 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
20098 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
20100 * ra-build.c (conflicts_between_webs): For webs that cross a call add
20101 conflicts to regs_invalidated_by_call.
20103 2004-08-03 Paul Brook <paul@codesourcery.com>
20105 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
20107 2004-08-03 Jan Hubicka <jh@suse.cz>
20109 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
20110 ARRAY_REF argument.
20112 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
20114 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
20115 arm968es, arm10e, arm1020e, arm1022e.
20116 * invoke.texi: Update list of ARM cores.
20117 * arm-tune.md: Regenerate.
20119 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
20121 * arm/gentune.sh: New file.
20122 * arm/t-arm: New file.
20123 * arm/arm-tune.md: New file (autogenerated).
20124 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
20125 * arm.md (attribute tune): Delete. Include arm-tune.md.
20127 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
20129 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
20130 penultimate parameter. All callers adjusted.
20131 (struct prefix_list): Remove used_flag_ptr.
20132 (find_a_file): Do not set *pl->used_flag_ptr.
20133 (warn_B, warn_std_ptr): Remove.
20135 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
20136 Mostafa Hagog <mustafa@il.ibm.com>
20138 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
20140 2004-08-02 Geoffrey Keating <geoffk@apple.com>
20142 * dwarf2out.c (output_call_frame_info): Don't change data format
20143 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
20144 label. Use 'true' not '1'.
20145 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
20148 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20150 * gdbinit.in: Reflect previous changes to rtunion_def.
20152 2004-08-02 Roger Sayle <roger@eyesopen.com>
20154 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
20155 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
20157 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20159 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
20161 * langhooks.h (lang_hooks::builtin_function): Rename parameter
20162 from "class" to "bt_class".
20164 2004-08-02 Paul Brook <paul@codesourcery.com>
20166 PR rtl-optimization/15068
20167 * flow.c (init_propagate_block_info): Check condition is reversible.
20169 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20171 * gengtype.h (options::info): Change type to const char *.
20172 (enum gc_used_enum): Move out of struct type scope.
20173 * gengtype.c (create_option): Convert initializer for option::info to
20175 (adjust_field_type, walk_type, write_func_for_structure,
20176 write_root, write_roots): Remove pointless cast.
20178 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
20180 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
20182 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20184 * rtl.h (union rtunion_def): Have all members start with the
20186 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
20187 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
20188 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
20189 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
20191 * gengtype.c (adjust_field_rtx_def): Likewise.
20192 * rtlanal.c (loc_mentioned_in_p): Likewise.
20194 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
20196 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
20197 Replace uses of mips/elf64.h with mips/elf.h
20198 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
20199 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
20200 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
20201 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
20202 (HANDLE_SYSV_PRAGMA): Delete.
20203 (ASM_OUTPUT_DEF): Fix formatting.
20204 * config/mips/elf64.h: Delete.
20206 2004-08-01 Zack Weinberg <zack@codesourcery.com>
20208 * config/ia64/ia64.c (got_symbolic_operand): Do require a
20209 symbol+offset operand to have its offset be zero mod 0x3fff
20210 when GOT entries are in use. Clarify logic in SYMBOL_REF
20211 case. Clarify comments.
20212 (ia64_expand_load_address): Split a symbol+offset load when
20213 the offset is nonzero mod 0x3fff, not 0x1fff.
20215 2004-08-01 Geoffrey Keating <geoffk@apple.com>
20217 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
20218 if trying to *store* to a non-offsettable address.
20219 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
20220 a nonoffsettable address.
20221 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
20223 (movti_string): Don't move GPRs to a nonoffsettable address.
20224 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
20226 2004-08-02 Ben Elliston <bje@au.ibm.com>
20229 * config/rs6000/altivec.h: Replace typeof with __typeof__.
20231 2004-08-01 Richard Henderson <rth@redhat.com>
20233 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
20234 variable sized types.
20236 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
20238 * doc/invoke.texi: In the MIPS options section, remove the passage
20239 saying that -mexplicit-relocs is usually disabled for -mabicalls
20240 -fno-unit-at-a-time.
20241 * config/mips/mips.c (override_options): Remove the code that enforced
20244 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
20246 * config/mips/mips.md (cprestore): Provide two alternatives, one for
20247 an in-range offset and one for an out-of-range offset. Wrap the latter
20248 in .set macro/.set nomacro if it's inside a .set nomacro block.
20250 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
20252 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
20253 (mips_restore_gp): Declare.
20254 * config/mips/mips.c (mips_add_offset): Add a scratch register
20255 argument. Reimplement in rtl only, reusing MIPS16 logic from
20256 mips_output_mi_thunk.
20257 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
20258 to mips_add_offset.
20259 (mips_gp_save_slot): Delete.
20260 (mips_restore_gp): New function.
20261 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
20262 * config/mips/mips.md (exception_receiver): Turn into a
20263 define_insn_and_split. Use mips_restore_gp to do the split.
20264 (call_internal, call_value_internal, call_value_multiple_internal): Use
20265 mips_restore_gp to restore $gp.
20267 2004-07-31 Andrew Pinski <apinski@apple.com>
20270 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
20272 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
20274 * c-decl.c (diagnose_mismatched_decls): Give error for external
20275 redeclaration of identifier declared with no linkage, not just
20276 warning with -Wtraditional. Do not check DECL_CONTEXT to give
20277 error for redeclaration with no linkage.
20279 2004-07-30 Geoffrey Keating <geoffk@apple.com>
20280 Fariborz Jahanian <fjahanian@apple.com>
20282 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
20283 non-offsettable addresses even for DImode.
20284 (rs6000_split_multireg_move): Cope with non-offsettable addresses
20285 being moved into multiple GPRs.
20287 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
20289 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
20290 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
20292 * config/rs6000/darwin-ldouble.c (isless): New macro.
20294 (nonfinite): New macro.
20296 (_xlqadd): Completely rewrite.
20297 (_xlqmul): Correct overflow handling.
20298 (_xlqdiv): Correct overflow handling.
20299 * config/rs6000/darwin-ldouble-format: New file.
20301 2004-07-30 Roger Sayle <roger@eyesopen.com>
20302 Richard Henderson <rth@redhat.com>
20304 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
20305 9 into the equivalent lea instruction.
20307 2004-07-30 Richard Henderson <rth@redhat.com>
20309 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
20310 with DECL_INITIAL if fb_lvalue.
20311 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
20312 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
20314 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
20316 2004-07-30 Diego Novillo <dnovillo@redhat.com>
20318 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
20319 pointer escapes through a function call, assume that the
20320 callee will dereference it.
20321 (add_pointed_to_var): Assume that VALUE is always an
20323 (collect_points_to_info_r): Only call add_pointed_to_var if
20324 the value is an ADDR_EXPR.
20326 2004-07-30 Diego Novillo <dnovillo@redhat.com>
20328 * tree-ssa-alias.c (create_alias_map_for): Do not get the
20329 alias set of the inner type of ARRAY_TYPEs.
20331 2004-07-29 Diego Novillo <dnovillo@redhat.com>
20333 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
20334 setting a non-register to UNDEFINED right before the call to
20337 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
20339 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
20341 2004-07-29 Diego Novillo <dnovillo@redhat.com>
20343 * tree-ssa.c (verify_flow_sensitive_alias_info): When
20344 comparing points-to sets of different pointers, make sure the
20345 second pointer is actually referenced in the code.
20347 2004-07-29 Zack Weinberg <zack@codesourcery.com>
20349 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
20350 (got_symbolic_operand): Remove unreachable code.
20351 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
20352 setjmp_operand; add entry for tls_symbolic_operand.
20353 * config/ia64/ia64-protos.h: Remove all prototypes of
20354 predicate functions.
20356 2004-07-29 Mark Mitchell <mark@codesourcery.com>
20358 * c-common.h (lang_post_pch_load): New variable.
20359 * c-pch.c (lang_post_pch_load): Define it.
20360 (c_common_read_pch): Use it.
20361 * cgraphunit.c (record_call_1): Give the front end a chance to
20362 record additional needed entities when a variable is marked as
20364 * tlink.c (recompile_files): Robustify.
20365 (scan_linker_output): If a symbol is assigned to a file,
20366 but after recompilation is not present there, issue an error
20369 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20371 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
20372 Take orig_loop argument and pass it to set_level.
20373 (schedule_sm): Pass the correct orig_loop to force_move_till.
20375 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20377 * cfgloop.c (update_latch_info): Update dominator of the new block.
20378 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
20380 * dominance.c (verify_dominators): Check that the dominance tree is
20382 (recount_dominator): Ignore unreachable blocks.
20383 (iterate_fix_dominators): Cleanup old dominance information before
20386 2004-07-29 Diego Novillo <dnovillo@redhat.com>
20388 * tree-ssa-operands.c (get_expr_operands): Revert changes
20389 to ADDR_EXPR processing introduced by:
20390 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20391 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
20393 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
20395 * doc/implement-c.texi: Add C90 subclause references. Point to
20396 preprocessor documentation instead of duplicating it. Add points
20397 only present in C90. Fill in documentation for all points.
20399 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20401 * pa.c (output_movb): Correct typo.
20403 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
20405 * ra.h (single_reg_in_regclass): Declare.
20406 * ra.c (single_reg_in_regclass): Define.
20407 (first_hard_reg): New.
20408 (init_ra): Initialize single_reg_in_regclass.
20409 * ra-colorize.c (ok_class): New.
20410 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
20412 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
20414 * gcov-io.h: Allow zero tag as EOF indicator.
20415 (gcov_is_eof): Remove.
20416 (gcov_truncate): Remove.
20417 * gcov-io.c (gcov_seek): Always SEEK_SET.
20418 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
20420 * coverage.c (read_counts_file): Don't use gcov_is_eof.
20421 * gcov-dump.c (dump_file): Likewise.
20422 * gcov.c (read_graph_file, read_count_file): Likewise.
20424 * c-decl.c (complete_array_type): Don't gratuitously copy
20425 maxindex. Check it always has a type.
20427 2004-07-29 Steven Bosscher <stevenb@suse.de>
20429 * rtl.c (currently_expanding_to_rtl): New.
20430 * rtl.h (currently_expanding_to_rtl): Export it.
20431 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
20433 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
20435 * config/sh/sh.c: Replace rtx_equal_function_value_matters
20436 with currently_expanding_to_rtl.
20437 * config/sh/sh.md: Likewise.
20438 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
20440 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
20442 Introduce sh2a support.
20443 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
20444 * config.gcc: Build multilibs for sh2a and sh2a-single by
20446 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
20447 default. Split their tests out of the corresponding SH4
20449 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
20450 multilibs for SH2a.
20451 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
20452 * config.gcc: Handle sh2a multilibs and cpu selection.
20453 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
20454 * config/sh/t-mlib-sh2a: New.
20455 * config/sh/t-mlib-sh2a-nofpu: New.
20456 * config/sh/t-mlib-sh2a-single: New.
20457 * config/sh/t-mlib-sh2a-single-only: New.
20458 2004-07-09 Nick Clifton <nickc@redhat.com>
20460 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
20461 -ml and -m2a are used together.
20462 2004-03-23 DJ Delorie <dj@redhat.com>
20463 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
20464 when we have a double-sized FPU.
20465 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
20466 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
20468 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
20469 -msh2a-single and -msh2a-single-only
20470 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
20471 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
20473 2004-02-20 DJ Delorie <dj@delorie.com>
20474 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
20475 2004-02-20 Fred Fish <fnf@redhat.com>,
20476 Corinna Vinschen <vinschen@redhat.com>
20477 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
20478 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
20479 2004-02-18 DJ Delorie <dj@redhat.com>
20480 * config/sh/sh.c (broken_move): Add support for movi20.
20481 * config/sh/sh.h: Likewise.
20482 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
20483 * config/sh/sh.md (udivsi3_sh2a): New.
20484 (udivsi3): Call it.
20485 (divsi3_sh2a): New.
20488 (ashlsi3_sh2a): New.
20489 (ashrsi3_sh2a): New.
20490 (lshrsi3_sh2a): New.
20491 (movsi_i): Disable for sh2a.
20492 (movsi_ie): Add movi20.
20493 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
20494 sh2a, for -m2a-nofpu mode.
20495 2004-02-13 DJ Delorie <dj@redhat.com>
20496 * config/sh/lib1funcs.asm: Handle double vs single better.
20497 * config/sh/sh.h: Likewise.
20498 2004-02-09 DJ Delorie <dj@redhat.com>
20499 * config/sh/crt1.asm: Add support for sh2a.
20500 * config/sh/elf.h: Likewise.
20501 * config/sh/lib1funcs.asm: Likewise.
20502 * config/sh/sh.c: Likewise.
20503 * config/sh/sh.md: Likewise.
20504 * config/sh/sh.h: Likewise.
20505 * config/sh/t-sh: Likewise.
20507 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
20509 * config/frv/frv.md (movqi_internal, movhi_internal,
20510 movsi_internal): Add backup alternatives for memory inputs.
20512 2004-07-28 Matt Austern <austern@apple.com>
20514 * config/darwin.c (darwin_one_byte_bool): New global variable.
20515 * config/darwin.h (darwin_one_byte_bool): Declare.
20516 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
20517 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
20518 value of darwin_one_byte_bool.
20519 * doc/invoke.texi: Document -mone-byte-bool flag.
20521 2004-07-28 Eric Christopher <echristo@redhat.com>
20523 * c-common.c (c_common_unsafe_for_reeval): Delete.
20524 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
20525 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
20526 * calls.c (fix_unsafe_tree): Delete.
20527 (expand_call): Delete code which used above.
20528 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
20529 * expr.c (expand_expr_real_1): Ditto.
20530 * fold-const.c (non_lvalue): Ditto.
20531 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
20532 (lhd_unsafe_for_reeval): Ditto.
20533 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
20534 * langhooks.h (unsafe_for_reeval): Ditto.
20535 (unsave_expr_now): Adjust comment.
20536 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
20537 (estimate_num_insns_1): Ditto.
20538 * tree-pretty-print.c (dump_generic_node): Ditto.
20539 * tree.c (expr_align): Ditto.
20540 (unsave_expr): Delete.
20541 (unsafe_for_reeval): Ditto.
20542 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
20543 * tree.def (UNSAVE_EXPR): Delete.
20544 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
20546 2004-07-28 Zack Weinberg <zack@codesourcery.com>
20548 * tree.h (enum tls_model): Move ...
20549 * coretypes.h: ... here.
20551 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20553 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
20555 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20557 * cse.c (validate_canon_reg): New function, split out from...
20558 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
20560 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20562 * tree-ssa-alias.c (maybe_create_global_var): Don't just
20563 return if .GLOBAL_VAR has been created.
20565 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20567 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
20568 every variable that may have aliases, not just tags.
20570 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
20572 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
20573 move_from_CR_eq_bit.
20574 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
20577 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
20580 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
20581 output_e500_flip_eq_bit.
20583 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
20584 output_e500_flip_eq_bit.
20585 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
20586 output_e500_flip_eq_bit.
20587 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
20588 (print_operand): case D. Get to EQ bit.
20590 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20592 * gcov.c (function_summary): Add missing \n.
20594 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
20596 Introduce sh4a support.
20597 * config.gcc: Handle sh4a multilibs and cpu selection.
20598 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
20599 * config/sh/t-mlib-sh4a: New.
20600 * config/sh/t-mlib-sh4al: New.
20601 * config/sh/t-mlib-sh4a-nofpu: New.
20602 * config/sh/t-mlib-sh4a-single: New.
20603 * config/sh/t-mlib-sh4a-single-only: New.
20604 2004-02-20 DJ Delorie <dj@redhat.com>
20605 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
20606 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
20607 2003-08-22 Eric Christopher <echristo@redhat.com>
20608 * config/sh/sh4a.md: Update for chip errata.
20609 2003-08-07 Eric Christopher <echristo@redhat.com>
20610 * config/sh/sh4a.md: New file. sh4a processor description.
20611 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
20612 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
20614 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
20615 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
20616 * doc/invoke.texi (SH Options): Document -m4al.
20617 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
20618 * config/sh/sh.c (expand_block_move): Remove commented-out code
20619 checked in by mistake.
20620 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
20621 single elements from SFmode vectors.
20622 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
20624 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
20625 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
20626 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
20627 sh_fsca_int2sf): Remove variable declarations.
20628 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
20629 sh_fsca_int2sf): New functions.
20630 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
20631 sh_fsca_int2sf_rtx): New static variables.
20632 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
20633 sh_fsca_int2sf): Declare.
20634 * config/sh/sh.md: Adjust.
20635 * doc/invoke.texi (SH Options): Document new options.
20636 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
20637 compatibility from SH4 code.
20638 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
20639 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
20641 (memory_movsrc_operand): Renamed to...
20642 (unaligned_load_operand): ... this. Simplified.
20643 * config/sh/sh.h (PREDICATE_CODES): Adjust.
20644 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
20645 input operand to SImode, and adjust the others. Introduce
20646 post-increment by peephole.
20647 * config/sh/sh.c (expand_block_move): Give the target address the
20648 same mode as the temp reg.
20649 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
20651 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
20652 Introduce support for SH4a.
20653 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
20654 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
20655 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
20656 sh_fsca_int2sf): New.
20657 (sh_init_builtins): Initialize them.
20658 (print_operand): Support `d'.
20659 (expand_block_move): Use movua if src is misaligned.
20660 (memory_movsrc_operand): New.
20661 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
20662 and one of the SH4 macros.
20663 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
20664 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
20665 SELECT_SH4A_SINGLE): New.
20666 (TARGET_NONE): Add SH4A_BIT.
20667 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
20668 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
20669 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
20670 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
20671 (enum processor_type): Added PROCESSOR_SH4A.
20672 (PREDICATE_CODES): Add memory_movsrc_operand.
20673 * config/sh/sh.md: Removed unused variables.
20674 (attr cpu): Add sh4a.
20675 (attr type): Add movua, fsrra and fsca.
20676 (prefetch): New, for SH4.
20677 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
20678 (toggle_sz): Set type to fp.
20679 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
20680 (movua, extv, extzv): New.
20681 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
20682 and 4a-single-only.
20684 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20686 * tree-optimize.c (init_tree_optimization_passes): Schedule
20687 pass_may_alias right after the program is renamed into SSA.
20688 * tree-pass.h (PROP_alias): Define.
20689 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
20690 * tree-sra.c (pass_sra): Likewise.
20691 * tree-ssa-ccp.c (pass_ccp): Likewise.
20692 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
20693 * tree-ssa-dce.c (pass_dce): Likewise.
20694 * tree-ssa-dom.c (pass_dominator): Likewise.
20695 * tree-ssa-dse.c (pass_dse): Likewise.
20696 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
20697 * tree-ssa-loop-ch.c (pass_ch): Likewise.
20698 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20699 * tree-ssa-pre.c (pass_pre): Likewise.
20700 * tree-tailcall.c (pass_tail_recursion): Likewise.
20701 * tree-ssa.c (pass_redundant_phi): Likewise.
20702 * tree-ssa-alias.c (aliases_computed_p): Remove.
20704 (init_alias_info): Do not mark all type tags for renaming
20706 Clear may_aliases from every symbol.
20707 (setup_pointers_and_addressables): If a pointer has not been
20708 dereferenced and it had a type tag, clear it and mark the old
20711 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20713 PR tree-optimization/16705
20714 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
20717 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20719 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
20722 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
20723 don't make another one.
20725 PR optimization/15077
20726 * function.h (struct function): Add field saved_static_chain_decl.
20727 Fix comment for static_chain_decl.
20728 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
20729 * tree-inline.h (save_body): Add new arg.
20730 * tree-optimize.c (tree_rest_of_compilation): Handle saving
20733 2004-07-27 Richard Henderson <rth@redhat.com>
20735 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
20736 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
20737 is_gimple_addressable.
20738 * tree-gimple.c (is_gimple_addressable): Rename from
20739 is_gimple_addr_expr_arg; accept INDIRECT_REF.
20740 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
20741 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
20742 rename to is_gimple_addressable.
20744 2004-07-28 Alan Modra <amodra@bigpond.net.au>
20746 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
20748 2004-07-27 Richard Henderson <rth@redhat.com>
20750 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
20753 2004-07-27 Zack Weinberg <zack@codesourcery.com>
20755 * libgcc2.c: Change all conditionals testing
20756 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
20757 * libgcc2.h: Likewise.
20758 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
20759 TYPE_PRECISION of float80_type to 80.
20760 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
20761 of fpreg_type and float80_type to 80.
20762 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
20763 * config/m68k/netbsd-elf.h:
20764 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
20765 to evaluate to 80 whenever they would formerly have evaluated to 96.
20766 * config/i386/sco5.h: Remove unnecessary redefinition of
20767 LONG_DOUBLE_TYPE_SIZE.
20768 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
20769 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
20770 XFmode, with a bitsize of 80. Update commentary.
20771 * config/ia64/ia64-modes.def: Likewise.
20772 * config/m68k/m68k-modes.def: Likewise.
20774 2004-07-27 Steven Bosscher <stevenb@suse.de>
20776 * cfgexpand.c (tree_expand_cfg): Fix comment.
20778 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
20779 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
20781 (prepare_function_start): Don't set rtx_equal_function_value_matters.
20782 * integrate.c (copy_rtx_and_substitute): Don't test for it.
20783 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
20784 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
20785 here again. Update leading comment.
20786 * rtl.c (rtx_equal_function_value_matters): Remove.
20787 (rtx_equal_p): Don't test for it.
20788 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
20791 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
20792 * rtl.c (note_insn_name): Likewise.
20793 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
20794 * final.c (final_scan_insn): Likewise.
20796 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
20797 * passes.c (rest_of_handle_eh): Do it here.
20799 * stmt.c (struct nesting): Remove struct nesting block member.
20800 (struct stmt_status): Remove x_block_start_count field.
20801 (current_block_start_count): Remove.
20803 2004-07-27 Brian Booth <bbooth@redhat.com>
20805 * tree-optimize.c (register_one_dump_file): Update condition that uses
20806 static_pass_number.
20807 (dup_pass_1): Replace with...
20808 (next_pass_1): This.
20809 (NEXT_PASS): Call next_pass_1.
20810 (DUP_PASS): Remove.
20811 (init_tree_optimization_passes): Remove uses of DUP_PASS.
20812 (execute_one_pass): Update condition that uses
20813 static_pass_number.
20814 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
20817 2004-07-27 Nick Clifton <nickc@redhat.com>
20819 * config/m32r/m32r.c: Include integrate.h in order to get the
20820 prototype for get_hard_reg_initial_val().
20822 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
20823 and tidy up indentation.
20824 (final_presence_set): Use absence_set instead, so that if there is
20825 nothing in the "o" pipe the "s" pipe can be scheduled.
20827 2004-07-27 Diego Novillo <dnovillo@redhat.com>
20829 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
20830 don't have PT_VARS nor PT_MALLOC set.
20831 Clear name tag from pointers that have not been dereferenced.
20832 (set_pt_anything, set_pt_malloc): Forward declare.
20833 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
20834 not type compatibility when determining if a pointer can be
20837 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
20839 * expr.h (canonicalize_condition, get_condition): Add an int argument.
20840 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
20841 it to check whether the condition is still valid at the jump insn.
20842 * ifcvt.c (noce_get_condition): Likewise.
20843 (noce_get_alt_condition): Update call to canonicalize_condition.
20844 * loop-iv.c (simplify_using_initial_values): Update call to
20845 get_condition. Remove FIXME.
20846 (check_simple_exit): Update call to get_condition.
20847 * loop-unswitch.c (may_unswitch_on): Likewise.
20848 * loop.c (check_dbra_loop): Likewise.
20849 (canonicalize_condition, get_condition): Add an argument to say whether
20850 the condition must still be valid at INSN.
20851 (get_condition_for_loop): Update call to get_condition. Require that
20852 the condition be valid at INSN.
20853 * predict.c (estimate_probability): Update call to get_condition.
20854 Remove unused earliest parameter.
20855 (expected_value_to_br_prob): Update call to canonicalize_condition.
20857 2004-07-26 Eric Christopher <echristo@redhat.com>
20859 * tree-dfa.c (add_referenced_var): Register initializers of global
20862 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
20864 * config/i386/i386.c (function_arg): Always treat 8-
20865 and 16-byte wide vectors the same, even if MMX/SSE
20867 (contains_128bit_aligned_vector_p): Add comment.
20869 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
20871 * ra.h (enum node_type): Rename to:
20872 (enum ra_node_type).
20873 * ra-colorize.c: Likewise.
20875 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
20877 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
20878 after simplifying the jump.
20880 2004-06-26 Richard Henderson <rth@redhat.com>
20882 * calls.c (combine_pending_stack_adjustment_and_call): Make
20883 preferred_unit_stack_boundary argument unsigned. Make
20884 unadjusted_alignment unsigned.
20885 (expand_call): Make preferred_stack_boundary and
20886 preferred_unit_stack_boundary variables unsigned.
20887 * function.c (assign_stack_local_1): Make alignment unsigned.
20888 * function.h (struct function): Make stack_alignment_needed,
20889 preferred_stack_boundary unsigned.
20890 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
20891 (ix86_compute_frame_layout): Make stack_alignment_needed,
20892 preferred_alignment variables unsigned.
20893 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
20895 2004-07-26 Tom Tromey <tromey@redhat.com>
20897 * tree.h: Fix typo in comment.
20899 2004-07-26 Daniel Jacobowitz <dan@debian.org>
20902 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
20903 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
20904 (ggc_free): Remove incorrect freeing.
20905 (sweep_pages): Advance PP for large pages. Fix indentation.
20907 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
20909 PR rtl-optimization/16643
20910 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
20911 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
20912 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
20913 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
20914 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
20915 * function.c (thread_prologue_and_epilogue_insns): Likewise.
20916 * rtl.h (tracer): Add a flags parameter.
20917 * tracer.c (tracer): Pass it to cfg_layout_initialise.
20918 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
20919 (rest_of_handle_reorder_blocks): Update calls to tracer and
20920 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
20921 (rest_of_handle_tracer): Pass 0 to tracer.
20922 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
20924 2004-07-25 David Edelsohn <edelsohn@gnu.org>
20927 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
20930 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
20932 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
20933 (BINFO_BASE_ACCESS): Adjust.
20934 (BINFO_BASE_ACCESS_APPEND): New.
20935 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
20936 * dbxout.c (dbxout_type): Adjust binfo access accessing.
20937 * dwarf2out.c (gen_member_die): Likewise.
20938 * tree-dump.c (deque_and_dump): Likewise.
20940 2004-07-26 Falk Hueffner <falk@debian.org>
20942 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
20945 2004-07-25 Roger Sayle <roger@eyesopen.com>
20947 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
20948 value off of the stack if TARGET_USE_FFREEP.
20950 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20952 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
20953 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
20954 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
20955 check on invocation of XRESIZEVEC ().
20957 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20959 * c-common.c (disable_builtin_function): Rename variable n to
20960 new_disabled_builtin.
20961 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
20962 Rename local variable old to old_decl.
20963 * gensupport.c (shift_output_template): Rename parameter old to src.
20964 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
20965 old_rtx and newx to new_rtx.
20967 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20969 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
20971 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
20973 * c-lex.c: Likewise.
20975 2004-07-25 Roger Sayle <roger@eyesopen.com>
20977 * fold-const.c (constant_boolean_node): Make extern.
20978 (make_range): Wrap long lines.
20979 (fold_cond_expr_with_comparison): Remove unnecessary call to
20980 pedantic_non_lvalue. Add missing calls to fold_convert.
20981 (fold_truthop): Add missing calls to fold_convert.
20983 * tree.h (constant_boolean_node): Add prototype here.
20984 * builtins.c (expand_builtin_strncmp): Add missing calls to
20986 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
20987 Call fold_convert and constant_boolean_node to correct types.
20988 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
20989 missing call to fold_convert to correct types.
20991 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
20992 Brian Ryner <bryner@brianryner.com>
20996 * c-common.c (c_common_attribute_table): Allow
20997 handle_visibility_attribute to be called for types.
20998 (handle_visibility_attribute) When given a type, set the visibility
20999 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
21000 so that we can check later whether the attribute was present. Added
21001 warning if attribute applied to non class type.
21002 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
21003 decls and checking that they are consistent.
21004 * common.opt: Added -fvisibility.
21005 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
21006 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
21007 * flags.h, tree.h: Added assorted support defines for overall patch
21008 * opts.c: Added parsing support for -fvisibility.
21009 * tree.c (build_decl): Set visibility for all decls to be whatever
21010 is in force at that time.
21011 * varasm.c (default_binds_local_p_1): Reworked logic determining
21012 when to make a symbol locally bound.
21013 * doc/invoke.texi: Added documentation for -fvisibility and
21014 -fvisibility-inlines-hidden.
21016 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21018 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
21019 * c-common.c: Add missing casts from void * to other types.
21020 * c-decl.c: Likewise.
21021 * c-format.c: Likewise.
21022 * c-lex.c: Likewise.
21023 * c-pragma.c: Likewise.
21024 * c-typeck.c: Likewise.
21025 * defaults.h: Likewise.
21026 * genconstants.c: Likewise.
21027 * gengtype-lex.l: Likewise.
21028 * genmodes.c: Likewise.
21029 * read-rtl.c: Likewise.
21032 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21034 * bitmap.c: Use type-safe memory allocation macros from libiberty.
21035 * c-common.c: Likewise.
21036 * c-decl.c: Likewise.
21037 * c-lang.c: Likewise.
21038 * c-lex.c: Likewise.
21039 * c-opts.c: Likewise.
21040 * c-parse.in: Likewise.
21041 * c-typeck.c: Likewise.
21042 * genconditions.c: Likewise.
21043 * gengtype-lex.l: Likewise.
21044 * gengtype-yacc.y: Likewise.
21045 * gengtype.c: Likewise.
21046 * genmodes.c: Likewise.
21047 * gensupport.c: Likewise.
21048 * read-rtl.c: Likewise.
21049 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
21052 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21054 * c-decl.c (groktypename, groktypename_in_param_context): Rename
21055 variable typename to type_name.
21056 * c-lex.c (interpret_float): Likewise.
21058 2004-07-25 Roger Sayle <roger@eyesopen.com>
21060 * convert.c (convert_to_real, convert_to_integer,
21061 convert_to_complex): Replace calls to build with calls to buildN.
21062 * coverage.c (tree_coverage_counter_ref): Likewise.
21063 * dojump.c (do_jump): Likewise.
21064 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
21065 * emit-rtl.c (component_ref_for_mem_expr,
21066 set_mem_attributes_minus_bitpos): Likewise.
21067 * explow.c (update_nonlocal_goto_save_area): Likewise.
21068 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
21069 expand_mult_add): Likewise.
21070 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
21071 store_constructor, get_inner_reference, expand_expr_real_1,
21072 try_casesi, try_tablejump): Likewise.
21073 * function.c (expand_function_start): Likewise.
21074 * stmt.c (emit_case_bit_tests, expand_end_case_type,
21075 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
21076 * stor-layout.c (place_union_field, layout_type): Likewise.
21077 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
21078 * varasm.c (copy_constant): Likewise.
21080 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21082 * c-common.c: Rename all identifiers named `new'.
21083 * c-decl.c: Likewise.
21084 * gensupport.c: Likewise.
21085 * simplify-rtx.c: Likewise.
21086 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
21088 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
21091 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
21094 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
21095 declarations until after calling pushdecl.
21096 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
21097 "extern" and not on whether the declaration is initialized.
21099 2004-07-25 Daniel Jacobowitz <dan@debian.org>
21101 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
21102 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
21103 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
21104 "cpplib.h", "c-pragma.h", "c-common.h".
21105 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
21106 (solaris_register_pragmas): New functions.
21107 * config/sol2-protos.h: New file.
21108 * config/sol2.c: New file.
21109 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
21110 (REGISTER_TARGET_PRAGMAS): New macros.
21111 (solaris_pending_aligns, solaris_pending_inits)
21112 (solaris_pending_finis): New variables.
21113 * config/t-sol2 (sol2-c.o): Update dependencies.
21114 (sol2.o): New rule.
21115 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
21116 SUBTARGET_INSERT_ATTRIBUTES.
21117 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
21118 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
21119 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
21120 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
21121 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
21122 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
21123 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
21124 * config/sparc/sparc.c (sparc_attribute_table): New.
21125 (TARGET_INSERT_ATTRIBUTES): Define in terms of
21126 SUBTARGET_INSERT_ATTRIBUTES.
21127 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
21129 * doc/extend.texi (Solaris Pragmas): New section.
21131 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21133 * c-common.c: Rename all identifiers named `class' to `cl'.
21134 * c-common.h: Likewise.
21135 * c-parse.in: Likewise.
21136 * c-typeck.c: Likewise.
21137 * genmodes.c: Likewise.
21138 * real.c: Likewise.
21139 * real.h: Likewise.
21140 * recog.c: Likewise.
21141 * recog.h: Likewise.
21142 * regrename.c: Likewise.
21143 * tree.h: Likewise.
21144 * c-common.c (builtin_function_2): Change type of 5th parameter from
21145 int to enum built_in_function. Change type of 8th parameter from int
21147 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
21149 * c-typeck.c (convert_arguments): Change type of formal_prec from
21150 int to unsigned int.
21151 * genmodes.c (blank_mode): Make a few negative constants unsigned.
21152 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
21153 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
21154 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
21155 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
21156 iterator to for_all_modes () instead of an enum because enums can't
21157 be incremented in C++.
21160 2004-07-25 Daniel Jacobowitz <dan@debian.org>
21162 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
21165 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21167 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
21168 Handle ARRAY_RANGE_REF like ARRAY_REF.
21170 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
21172 * c-typeck.c (digest_init): Don't allow arrays of signed or
21173 unsigned variants of wchar_t to be initialized by wide string
21174 constants. Do allow arrays of enumerated types compatible with
21175 wchar_t to be initialized by wide string constants. Refine tests
21176 distinguishing wide and narrow strings and arrays. Give specific
21177 error for arrays of other integer types initialized by string
21179 (output_init_element, process_init_element): Check for
21180 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
21181 initializing with string constants.
21183 2004-07-25 Richard Henderson <rth@redhat.com>
21185 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
21186 on the RESULT_DECL.
21187 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21188 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
21189 DECL_IGNORED_P to new decl.
21191 2004-07-24 Zack Weinberg <zack@codesourcery.com>
21193 * config/ia64/ia64.c (general_xfmode_operand)
21194 (destination_xfmode_operand): Delete.
21195 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
21196 * config/ia64/ia64.md (*movxf_internal): Use general_operand
21197 and destination_operand.
21199 2004-07-24 Alexander Kabaev <kan@freebsd.org>
21201 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
21202 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
21204 2004-07-24 Alexander Kabaev <kan@freebsd.org>
21205 Zack Weinberg <zack@codesourcery.com
21208 * c-decl.c (diagnose_mismatched_decls): Don't issue a
21209 redundant-declaration warning the first time a builtin is
21210 declared explicitly.
21212 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21214 * tree.h (staticp): Change return type to bool.
21216 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21218 * c-common.c (c_staticp): Last episode of the staticp saga.
21220 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21222 * c-common.h (c_staticp): Change return type from int to bool.
21223 * tree.c (staticp): Likewise.
21224 * langhooks.h (staticp): Likewise.
21226 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21228 * langhooks-def.h (lhd_staticp): Change return type from int to
21229 bool in prototype to match definition.
21231 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21233 * system.h (bool, true, false): Don't redefine as preprocessor macros
21236 2004-07-24 Roger Sayle <roger@eyesopen.com>
21238 * expmed.c (init_expmed): A signed modulus by a power of two is
21239 considered cheap if its less than or equal to four instructions.
21241 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21243 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
21244 GGC_CNEWVAR): New macros.
21246 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21248 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
21250 * c-decl.c: Likewise.
21251 * c-format.c: Likewise.
21252 * c-lex.c: Likewise.
21253 * c-opts.c: Likewise.
21254 * c-pragma.c: Likewise.
21255 * c-typeck.c: Likewise.
21256 * gencheck.c: Likewise.
21257 * genconditions.c: Likewise.
21258 * genconfig.c: Likewise.
21259 * genflags.c: Likewise.
21260 * gengtype.c: Likewise.
21261 * gensupport.c: Likewise.
21262 * ggc-none.c: Likewise.
21263 * langhooks.c: Likewise.
21264 * statistics.h: Likewise.
21265 * stub-objc.c: Likewise.
21266 * java/decl.c: Likewise.
21268 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
21270 * config/m68k/m68k.c (output_scc_di): Fix coding style.
21271 (symbolic_operand): Fix prototype.
21272 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
21273 * config/m68k/m68k.md: Add constants for registers a0 and sp and
21274 use them, change from the "{...}" syntax to the simpler {...}
21276 (*cfv4_extendqisi2): Fix destination predicate.
21277 * config/m68k/m68k-protos.h: Remove various declarations also
21278 generated via PREDICATE_CODES.
21280 2004-07-23 Mike Stump <mrs@apple.com>
21282 * c-typeck.c (convert_for_assignment): Tightened up pointer
21283 converstions that differ in signedness.
21285 2004-07-23 Zack Weinberg <zack@codesourcery.com>
21287 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
21289 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21291 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
21292 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
21294 * gimplify.c (gimplify_compound_lval): Check for no handled
21295 operations, rather than checking for explicit list of nodes.
21296 (is_gimple_addr_expr_arg_or_indirect): New function.
21297 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
21298 redundant setting of TREE_INVARIANT.
21299 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
21300 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
21302 2004-07-23 Diego Novillo <dnovillo@redhat.com>
21304 PR tree-optimization/16688
21305 PR tree-optimization/16689
21306 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
21307 unnecessary initialization of 'tag'.
21308 (get_tmt_for): Check that the new type tag has the same alias
21309 set as the pointed-to type.
21310 (group_aliases): Only regular variables need to be removed
21311 from the alias set of a name tag.
21312 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
21313 propagation if the two types are not compatible.
21314 (merge_alias_info): Rename from replace_ssa_names_ann.
21316 (replace_exp_1): If both arguments are SSA_NAMEs, check that
21317 the propagation can be done.
21318 Only call merge_alias_info on pointers.
21319 (propagate_value): Likewise.
21320 * tree-ssa-copyrename.c: Include langhooks.h.
21321 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
21323 Do not coalesce variables with incompatible types.
21324 (rename_ssa_copies): Call replace_ssa_name_symbol.
21325 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
21326 the same type as the underlying _DECL.
21327 * tree-ssanames.c (replace_ssa_name_symbol): New function.
21328 * tree.h (replace_ssa_name_symbol): Declare.
21330 2004-07-23 Richard Henderson <rth@redhat.com>
21333 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
21334 unshare it properly.
21335 (gimplify_modify_expr_rhs): Push assignment from a conditional into
21336 the conditional for all non-register types.
21338 2004-07-23 Richard Henderson <rth@redhat.com>
21340 * expr.c (expand_expr_real_1): Don't handle non-local variables.
21341 * expr.h (fix_lexical_addr): Remove.
21342 * function.c (NEED_SEPARATE_AP): Remove.
21343 (fix_lexical_addr): Remove.
21344 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
21345 not null decl_function_context.
21346 (create_alias_vars): Likewise.
21347 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
21348 (simple_goto_p): Likewise.
21349 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
21350 * tree-ssa-ccp.c (get_default_value): Likewise.
21351 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
21352 * tree.c (needs_to_live_in_memory): Likewise.
21353 * tree-flow-inline.h (may_be_aliased): Move...
21354 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
21355 when TREE_STATIC variables may be addressable.
21357 2004-07-24 Jakub Jelinek <jakub@redhat.com>
21359 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
21361 2004-07-23 Zack Weinberg <zack@codesourcery.com>
21363 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
21364 bitmap contents if GENERATOR_FILE is defined.
21365 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
21366 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
21368 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
21370 * c-decl.c (start_function): Form composite type of function types
21371 rather than copying type from previous prototype declaration.
21373 2004-07-23 Janis Johnson <janis187@us.ibm.com>
21375 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
21376 the const qualifier for the second argument in the C++ functions.
21378 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
21379 specific pointer types.
21381 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
21382 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
21383 for vector bool and/or vector pixel, add C++ and C missing support.
21384 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
21385 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
21386 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
21387 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
21388 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
21389 missing C++ and C support for vector bool and/or vector pixel.
21390 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
21391 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
21392 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
21393 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
21394 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
21395 C++ and C types used for vector bool and/or vector pixel.
21396 (vec_st, vec_stl): Add C++ support for vector pixel.
21397 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
21398 (vec_all_ne): Add C++ support for vector pixel.
21400 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
21401 (vec_vmulesb): Add missing C++ function.
21402 (vec_perm): Fix type of third argument in C++ function.
21403 (vec_vsum4shs): Fix C++ function name.
21404 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
21405 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
21406 argument passed to the error handler in C macro.
21407 (vec_nmsub): Remove extra parens around argument names in C macro.
21408 (vec_packpx): Add missing parens in C macro.
21410 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
21412 * machmode.def: Remove vector modes.
21413 * config/alpha/alpha-modes.def: Add supported vector modes.
21414 * config/arm/arm-modes.def: Likewise.
21415 * config/frv/frv-modes.def: Likewise.
21416 * config/i386/i386-modes.def: Likewise.
21417 * config/rs6000/rs6000-modes.def: Likewise.
21418 * config/sh/sh-modes.def: Likewise.
21420 2004-07-23 Matthias Klose <doko@debian.org>
21422 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
21423 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
21424 * config.h: Regenerate.
21425 * configure: Likewise.
21427 2004-07-22 Mark Mitchell <mark@codesourcery.com>
21429 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
21430 generated SYMBOL_REFs for labels.
21431 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
21433 (machopic_stub_name): Remove.
21434 (machopic_indirection_name): New function.
21435 (machopic_mcount_stub_name): Likewise.
21436 (machopic_classify_name): Remove.
21437 (machopic_function_base_sym): New function.
21438 (machpoic_classify_symbol): Likewise.
21439 (machopic_classify_ident): Remove.
21440 (machopic_define_ident): Likewise.
21441 (machopic_define_name): Likewise.
21442 (machopic_name_defined_p): Likewise.
21443 (machopic_ident_defined_p): Likewise.
21444 (darwin_strip_name_encoding): Likewise.
21445 (machopic_define_symbol): New function.
21446 * config/darwin.c (hashtab.h): Include.
21447 (machopic_defined_list): Remove.
21448 (machopic_classify_ident): Likewise.
21449 (machopic_classify_name): Likewise.
21450 (machopic_ident_defined_p): Likewise.
21451 (machopic_define_ident): Likewise.
21452 (machopic_define_name): Likewise.
21453 (machopic_symbol_defined_p): New function.
21454 (machopic_classify_symbol): Likewise.
21455 (machopic_data_defined_p): Use machopic_classify_symbol.
21456 (machopic_define_symbol): New function.
21457 (machopic_function_base_sym): New function.
21458 (machopic_non_lazy_pointers): Remove.
21459 (machopic_non_lazy_ptr_name): Likewise.
21460 (machopic_stubs): Likewise.
21461 (machopic_stub_name): Likewise.
21462 (NON_LAZY_POINTER_SUFFIX): New macro.
21463 (STUB_SUFFIX): Likewise.
21464 (machopic_indirection): New structure.
21465 (machopic_indirections): New variable.
21466 (machopic_indirection_hash): New function.
21467 (machopic_indirection_eq): Likewise.
21468 (machopic_indirection_name): Likewise.
21469 (machopic_mcount_stub_name): New function.
21470 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
21472 (machopic_indirect_data_reference): Rework to use new functions.
21473 (machopic_indirect_call_target): Likewise.
21474 (machopic_legitimize_pic_address): Likewise.
21475 (machopic_output_indirection): New function.
21476 (machopic_finish): Use it.
21477 (machopic_operand_p): Rework to use new functions.
21478 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
21479 (darwin_strip_name_encoding): Remove.
21480 (update_non_lazy_ptrs): Remove.
21481 (update_stubs): Likewise.
21482 (darwin_non_lazy_pcrel): Use new functions.
21483 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
21484 (ASM_OUTPUT_LABELREF): Likewise.
21485 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
21486 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
21487 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
21488 (TARGET_STRIP_NAME_ENCODING): Do not use
21489 darwin_strip_name_encoding.
21490 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
21491 darwin_strip_name_encoding.
21492 * config/i386/darwin.h (FUNCTION_PROFILER): Use
21493 machopic_mcount_stub_name.
21494 * config/i386/i386.c (x86_output_mi_thunk): Use
21495 machopic_indirection_name, not machopic_stub_name.
21496 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
21497 machopic_function_base_sym.
21498 (print_operand): Use machopic_classify_symbol.
21499 (rs6000_emit_prologue): Use machopic_function_base_sym.
21500 (output_profile_hook): Do not use machopic_stub_name.
21501 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
21503 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21506 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
21509 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21511 * doc/implement-c.texi: New file.
21512 * doc/extend.texi (C Implementation): Move to there.
21513 * doc/gcc.texi: Include implement-c.texi.
21514 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
21516 2004-07-22 Jason Merrill <jason@redhat.com>
21518 * integrate.c (copy_decl_for_inlining): Remove invisible reference
21520 * tree-inline.c (setup_one_parameter): Likewise.
21522 2004-07-22 Brian Booth <bbooth@redhat.com>
21524 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
21525 (substitute_and_fold): Propigate into VUSE operands when possible.
21526 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
21527 (cp_lattice_meet): Handle merging of latticevalues when
21528 UNKNOWN_VAL is present.
21529 (visit_stmt): Visit assignments with V_MUST_DEFs.
21530 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
21531 (ccp_fold): Deal with RHS' that are constant and virtual.
21532 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
21533 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
21534 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
21535 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
21536 computing immediate uses.
21537 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
21539 (replace_vuse_in): New function.
21540 (likely_value): Add check of vuse operands.
21541 (get_default_value): Set the default value of virtually defined
21542 variables to UKNOWN_VAL instead of VARYING.
21544 2004-07-22 Richard Henderson <rth@redhat.com>
21546 * expr.c (emit_push_insn): Don't use set_mem_attributes.
21548 2004-07-22 Richard Henderson <rth@redhat.com>
21550 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
21551 variables due to conditional compilation.
21553 2004-07-22 Diego Novillo <dnovillo@redhat.com>
21555 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
21556 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
21557 Release SSA names that have been re-renamed.
21558 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
21560 * tree-ssa-alias.c (init_alias_info): If aliases have been
21561 computed before, clear existing alias information.
21562 (create_name_tags): Do no fixup PT_ANYTHING pointers.
21563 If the new name tag for a pointer is different than the one it
21564 had before, mark the old tag for renaming.
21565 (replace_may_alias): New function.
21566 (group_aliases): Call it.
21567 (setup_pointers_and_addressables): Always call get_tmt_for.
21568 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
21570 (set_pt_anything): New local function.
21571 (set_pt_malloc): New local function.
21572 (merge_pointed_to_info): Don't merge pointed-to variables from
21573 the original pointer if the destination is pointing to an
21575 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
21576 (add_pointed_to_var): Do not add a variable to the points-to
21577 set if the pointer is already pointing to anywhere.
21578 (collect_points_to_info_r): If the defining statement is a PHI
21579 node, only merge pointed-to information if the argument has
21580 already been visited.
21581 (get_tmt_for): Only create a new tag if the pointer didn't
21583 (dump_alias_info): Emit more information.
21584 (dump_points_to_info_for): Likewise.
21585 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
21586 try to get the annotation of an SSA_NAME.
21587 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
21588 alias sets when checking is enabled.
21589 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
21590 (eliminate): Mark basic blocks that will need
21591 EH information cleaned up.
21592 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
21594 Initialize need_eh_cleanup.
21595 (fini_pre): Call tree_purge_all_dead_eh_edges and
21596 cleanup_tree_cfg if needed.
21597 Free need_eh_cleanup.
21598 * tree-ssa.c (verify_ssa_name): New function.
21599 (verify_def): Call it.
21600 Re-arrange to avoid printing too many error messages.
21601 (verify_use): Likewise.
21602 (verify_phi_args): Likewise.
21603 (verify_flow_insensitive_alias_info): New function.
21604 (verify_flow_sensitive_alias_info): New function.
21605 (verify_alias_info): New function.
21606 (verify_ssa): Call verify_alias_info.
21607 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
21609 Re-arrange to avoid printing too many error messages.
21610 * tree-ssanames.c (make_ssa_name): Clear
21611 SSA_NAME_IN_FREE_LIST.
21612 (release_ssa_name): Never release a default definition.
21613 (release_defs): New function.
21614 * tree.h: Declare it.
21615 * tree-ssa-dce.c (remove_dead_stmt): Call it.
21617 2004-07-22 Diego Novillo <dnovillo@redhat.com>
21619 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
21620 If true, do a depth-first search. Do a breadht-first search,
21622 (walk_use_def_chains): Add new argument IS_DFS.
21624 * tree-flow.h (walk_use_def_chains): Update prototype.
21626 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
21628 * config/cris/cris.md: Tweak formatting.
21629 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
21630 (mover2side, moverside, movemside, movei, op3, andu): Replace
21631 live define_peephole:s with define_peephole2 near-equivalents.
21633 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
21635 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
21636 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
21637 "*mov_sidesi_mem" respectively.
21639 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
21641 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
21642 (gimplify_build1): Move from tree-complex.c do_unop.
21643 (gimplify_build2): Move from tree-complex.c do_binop.
21644 (gimplify_build3): New.
21645 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
21646 Adjust throughout to call the functions above.
21647 * tree-flow.h: Declare the functions above.
21648 * tree-nested.c (gimplify_val): Rename to...
21649 (tsi_gimplify_val): ... this.
21651 * Makefile.in (tree_complex.o): Update dependencies.
21652 (stor-layout.o): Depend on regs.h.
21653 * c-common.c (handle_vector_size_attribute): Update for
21654 vector types without corresponding vector modes.
21655 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
21656 a corresponding vector mode is not available.
21657 * print-tree.c (print_node): Print nunits for vector types
21658 * regclass.c (have_regs_of_mode): New.
21659 (init_reg_sets_1): Initialize it and use it instead
21660 of allocatable_regs_of_mode.
21661 * regs.h (have_regs_of_mode): Declare it.
21662 * stor-layout.c (layout_type): Pick a mode for vector types.
21663 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
21664 build_replicated_const, do_unop, do_binop, do_plus_minus,
21665 do_negate, expand_vector_piecewise, expand_vector_parallel,
21666 expand_vector_addition, expand_vector_operations_1,
21667 expand_vector_operations, tree_lower_operations,
21668 pass_lower_vector_ssa, pass_pre_expand): New.
21669 (expand_complex_operations, pass_lower_complex): Remove.
21670 * tree-optimize.c (init_tree_optimization_passes): Adjust
21671 pass ordering for changes in tree-complex.c.
21672 * tree-pass.h: Declare new passes.
21673 * tree.c (finish_vector_type): Remove.
21674 (make_vector_type): New.
21675 (build_vector_type_for_mode, build_vector_type): Rewritten.
21676 * tree.def (VECTOR_TYPE): Document where the number of
21677 subparts is stored.
21678 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
21679 (make_vector): Remove declaration.
21681 2004-07-21 Richard Henderson <rth@redhat.com>
21683 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
21684 TREE_THIS_VOLATILE, may_aliases, or optimization level.
21685 (remove_useless_vars): Dump debugging info.
21686 (expand_used_vars): Move ...
21687 * cfgexpand.c (expand_used_vars): ... here. Make static.
21688 * tree-flow-inline.h (set_is_used): New.
21689 (set_default_def): Use get_var_ann.
21690 * tree-flow.h: Update decls.
21691 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
21692 (create_ssa_var_map): Use it.
21693 * tree-ssa.c (set_is_used): Remove.
21695 2004-07-22 Ben Elliston <bje@au.ibm.com>
21697 * gdbinit.in: Set a breakpoint on internal_error.
21699 2004-07-21 Richard Henderson <rth@redhat.com>
21701 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
21702 to create a new basic block.
21704 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21707 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
21708 return type on function definitions. Move other warnings for
21709 qualified return type to -Wreturn-type. Do not condition any such
21710 warnings on -pedantic. Update comments.
21711 (start_function): Only copy function type from previous prototype
21712 declaration if return types are compatible.
21713 * c-typeck.c (function_types_compatible_p): Don't condition
21714 warning for incompatibility of volatile qualifiers on the return
21715 type on -pedantic. Update comment.
21716 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
21718 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21720 * c-typeck.c (set_init_index): Require designator to be of integer
21723 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21726 * c-parse.in (init): Change to exprtype.
21727 (primary): Set original_code for STRING to STRING_CST.
21728 Call maybe_warn_string_init for compound literals.
21729 (initdcl, notype_initdcl): Call maybe_warn_string_init.
21731 * c-tree.h (maybe_warn_string_init): New.
21732 (pop_init_level, process_init_element): Use struct c_expr.
21733 (struct c_expr): Update comment.
21734 * c-typeck.c (maybe_warn_string_init): New function.
21735 (digest_init): Call it. Additional parameter strict_string. All
21737 (output_init_element): Likewise.
21738 (struct constructor_stack): Use struct c_expr for
21740 (really_start_incremental_init, push_init_level): Update.
21741 (pop_init_level): Update. Return struct c_expr.
21742 (process_init_level): Update. Take struct c_expr argument.
21744 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
21746 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
21749 2004-07-21 Eric Christopher <echristo@redhat.com>
21751 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
21753 * c-decl.c (pop_scope): Ditto.
21754 * calls.c (expand_call): Remove call to current_nesting_level,
21755 update comment accordingly. Remove calls to expand_start_target_temps
21756 and expand_end_target_temps.
21757 * cfgexpand.c (construct_init_block): Remove call to
21758 expand_start_bindings_and_block.
21759 (construct_exit_block): Remove call to expand_end_bindings.
21760 * expr.c (safe_from_p): Remove BIND_EXPR handling.
21761 (expand_expr_real_1): Ditto. Fix formatting.
21762 (expand_vars): Delete.
21763 * stmt.c (POPSTACK): Remove block_stack.
21764 (stmt_status): Remove x_block_stack.
21765 (block_stack): Delete.
21766 (expand_start_bindings_and_block): Ditto.
21767 (expand_start_target_temps): Ditto.
21768 (expand_end_target_temps): Ditto.
21769 (current_nesting_level): Ditto.
21770 (warn_about_unused_variables): Ditto.
21771 (expand_end_bindings): Ditto.
21772 * tree.h: Remove declarations for above.
21774 2004-07-21 Steven Bosscher <stevenb@suse.de>
21776 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
21777 * rtl.c (note_insn_name): Likewise.
21778 * print-rtl.c (print_rtx): Don't print it.
21779 * cfgrtl.h (can_delete_note_p): Don't handle it.
21780 (rtl_delete_block): Likewise.
21781 * passes.c (rest_of_handle_guess_branch_prob): Remove.
21782 (rest_of_compilation): Don't call it.
21783 * predict.c (process_note_predictions, process_note_prediction,
21784 note_prediction_to_br_prob): Remove.
21785 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
21786 * stmt.c (return_prediction): Remove.
21787 (expand_value_return): Don't call it. Don't add prediction
21788 notes for return statements.
21790 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
21792 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
21795 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
21797 * c-common.c (vector_types_convertible_p): Use vector types'
21798 TYPE_SIZE and TREE_TYPE instead of their mode.
21799 * convert.c (convert_to_integer): Likewise.
21800 (convert_to_vector): Likewise.
21801 * fold-const.c (fold_convert): Likewise.
21802 * varasm.c (output_constant): Likewise.
21803 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
21804 Allow a VECTOR_TYPE initializer to be made of several vectors.
21805 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
21806 of cleared and need_to_clear, and use fold_convert.
21807 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
21810 2004-07-20 Richard Henderson <rth@redhat.com>
21812 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
21813 (expand_gimple_basic_block): out from here. Renamed from expand_block.
21815 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
21817 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
21818 enormous cost if not TARGET_HARD_MUL.
21820 2004-07-20 Andrew Pinski <apinski@apple.com>
21823 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
21826 2004-07-21 Paul brook <paul@codesourcery.com>
21828 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
21830 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21832 * fold-const.c (operand_equal_p): Temporarily support NULL args.
21833 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
21834 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
21836 2004-07-20 Zack Weinberg <zack@codesourcery.com>
21838 * rtl.h (plus_constant): Delete.
21839 (plus_constant_wide): Rename to plus_constant.
21840 (plus_constant_for_output_wide): Delete vestigial prototype.
21841 (GEN_INT): Remove unnecessary cast.
21842 * tree.h (build_int_2, size_int_type): Delete.
21843 (build_int_2_wide): Rename to build_int_2.
21844 (size_int_wide): Rename to size_int_kind.
21845 (size_int_type_wide): Rename to size_int_type.
21846 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
21847 Remove unnecessary cast.
21848 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
21849 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
21850 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
21851 (size_int_type_wide): Rename size_int_type.
21852 (int_const_binop): Use size_int_type.
21853 * c-lex.c (interpret_integer): Use build_int_2.
21854 * final.c (split_double): Remove unnecessary casts.
21855 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
21857 2004-07-20 Richard Henderson <rth@redhat.com>
21859 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
21860 (gimplify_compound_lval): Use is_gimple_tmp_reg.
21861 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
21862 (is_gimple_tmp_reg): New.
21863 * tree-gimple.h (is_gimple_tmp_reg): Declare.
21865 2004-07-20 Richard Henderson <rth@redhat.com>
21867 * tree-pretty-print.c (dump_generic_node): Dump
21868 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
21870 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
21872 * tree-mudflap.c (mf_set_options_fndecl): New tree.
21873 (mudflap_init): Set it.
21874 (mudflap_register_call): Remove __mf_init call.
21875 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
21876 to pass "-ignore-reads" option to libmudflap if needed.
21878 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
21881 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
21882 (MAKE_DECL_ONE_ONLY): Undefine.
21883 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
21884 readonly_data, one_only_data_section, forget_section): New prototypes.
21885 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
21887 (pa_select_section): Add one-only (COMDAT) support.
21888 * pa.h (struct machine_function): Define.
21889 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
21890 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
21891 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
21892 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
21893 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
21894 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
21895 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
21896 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
21897 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
21898 for EXTRA_SECTION_FUNCTIONS.
21899 * doc/install.texi: Update binutils requirements.
21901 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
21903 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
21904 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
21905 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
21907 (struct VEC): Use unsigned for num and alloc.
21908 * vec.c (struct vec_prefix): Likewise.
21909 (vec_o_reserve): Adjust.
21911 * dbxout.c (dbxout_type): Fix printf format.
21913 * tree.h (binfo_member): Remove.
21914 * tree.c (binfo_member): Remove.
21916 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
21918 * tree.h: Include vec.h
21919 (DEF_VEC_P(tree)): New type.
21920 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
21921 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
21922 (BINFO_LANG_SLOT): Remove.
21923 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
21924 (struct tree_binfo): Turn base_binfos into a trailing
21925 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
21926 (binfo_lang_slots): Remove.
21927 * tree.c (binfo_lang_slots): Remove.
21928 (make_tree_binfo_stat): Take a base binfo count, not a
21929 lang slot count. Adjust.
21930 * Makefile.in (TREE_H): Add vec.h
21931 * alias.c (record_component_aliases): Adjust BINFO access.
21932 * dbxout.c (dbxout_type): Likewise.
21933 * dwarf2out.c (gen_member_die): Likewise.
21934 * sdbout.c (sdbout_one_type): Likewise.
21935 * tree-dump.c (deque_and_dump): Likewise.
21936 * config/i386/i386.c (classify_argument,
21937 contains_128bit_aligned_vector_p): Likewise.
21938 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
21939 * doc/c-tree.texi (Classes): Update BINFO documentation.
21941 2004-07-20 Steven Bosscher <stevenb@suse.de>
21943 * c-common.h (check_case_value): Remove prototype.
21944 (c_add_case_label): Adjust prototype.
21945 * c-common.c (check_case_value): Make static.
21946 (check_case_bounds): New function.
21947 (c_add_case_label): Use it. Take new argument orig_type.
21948 * c-typeck.c (struct c_switch): New orig_type field.
21949 (c_start_case): Set it.
21950 (do_case): Pass it to c_add_case_label.
21951 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
21952 cases from here. Add the labels in reverse order.
21953 * stmt.c (struct case_node): Adjust comment. Remove balance field.
21954 (add_case_node): Return nothing, don't check for duplicate cases.
21955 Insert new case nodes in a list, not in an AVL tree.
21956 (expand_end_case_type): Don't turn a case tree into a case list.
21957 (case_tree2list): Remove.
21958 * tree.h (add_case_node): Adjust prototype.
21960 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
21962 * genattr.c (struct range, struct function_unit,
21963 write_units, extend_range, init_range): Remove them.
21964 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
21965 Output "#define INSN_SCHEDULING" here.
21966 * genattrtab.c (struct range, struct function_unit_op,
21967 struct function_unit, struct dimension, enum operator,
21968 operate_exp, expand_units, simplify_knowing,
21969 encode_units_mask, simplify_by_exploding,
21970 find_and_mark_used_attributes, unmark_used_attributes,
21971 add_values_to_cover, increment_current_value,
21972 test_for_current_value, simplify_with_current_value,
21973 simplify_with_current_value_aux, gen_unit,
21974 write_unit_name, write_function_unit_info,
21975 write_complex_function, write_toplevel_expr,
21976 find_single_value, extend_range): Remove.
21977 (write_attr_get): Do not handle common_av->value
21979 (struct attr_desc): Remove func_units_p and blockage_p.
21980 (write_attr_valueq): Do not handle them.
21981 (find_attr): Do not clear them.
21982 (make_internal_attr): Do not initialize them.
21983 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
21984 * sched-vis.c (init_target_units, insn_print_units,
21985 init_block_visualization, print_block_visualization,
21986 visualize_scheduled_insns, visualize_no_unit,
21987 visualize_stall_cycles, visualize_alloc,
21988 visualize_free, target_units, get_visual_tbl_length,
21989 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
21990 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
21991 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
21992 * haifa-sched.c (blockage_range, clear_units,
21993 schedule_unit, actual_hazard, potential_hazard,
21994 insn_unit, unit_last_insn, unit_tick,
21995 actual_hazard_this_instance, potential_hazard,
21996 schedule_unit, max_insn_queue_index_value): Remove.
21997 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
21998 max_insn_queue_index.
21999 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
22000 * doc/md.texi (Processor pipeline description): Remove
22001 references to old pipeline descriptions.
22002 (Automaton pipeline description): Merge with the above.
22003 (Old pipeline description, Comparison of the two descriptions):
22006 * bt-load.c (migrate_btr_def): Remove references to
22007 use_pipeline_interface.
22008 * haifa-sched.c (insn_cost, schedule_insn,
22009 schedule_block, advance_one_cycle, sched_init,
22010 queue_to_ready, sched_finish): Likewise.
22011 * modulo-sched.c (sms_schedule, advance_one_cycle,
22012 ps_has_conflicts): Likewise.
22013 * sched-rgn.c (init_ready): Likewise.
22014 (debug_dependencies): Likewise, and remove an "if (1)".
22015 * target.h (use_dfa_pipeline_interface): Remove.
22016 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22017 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22018 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22019 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22020 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22021 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22022 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22023 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22024 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22025 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22026 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22027 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22028 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22029 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22030 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22031 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22032 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22033 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22034 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22036 2004-07-19 Roger Sayle <roger@eyesopen.com>
22038 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
22040 2004-07-19 Jeff Law <law@redhat.com>
22042 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
22043 (get_eq_expr_value): Use it. Simplify slightly.
22045 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
22047 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
22048 (umulsidi3_32bit_r4000): Likewise.
22050 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
22052 * vec.h: Propagate location information properly.
22053 (VEC_T_iterate): Add result pointer parameter.
22054 (VEC_T_space): New.
22055 (VEC_T_reserve): Use it.
22057 2004-07-19 Daniel Jacobowitz <dan@debian.org>
22059 * Makefile.in (c-format.o): Depend on c-format.h.
22060 * c-format.h: New file.
22061 (struct format_char_info): Add CHAIN member.
22062 * c-format.c: Move some types and constants to c-format.h.
22063 (format_type_error): Set to -1.
22064 (struct function_format_info): Use an int for format_type.
22065 (decode_format_type): Return an int. Return format_type_error
22067 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
22068 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
22069 (scan_char_table, time_char_table, monetary_char_table): Initialize
22071 (n_format_types): New variable.
22072 (check_format_info_main): Handle CHAIN in format_char_info.
22073 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
22074 TARGET_N_FORMAT_TYPES.
22075 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
22076 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
22077 * config/sol2-c.c: New file.
22078 * config/t-sol2: New file.
22079 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
22080 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
22081 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
22083 * doc/extend.texi (Target Format Checks): New section.
22084 (Function Attributes): Mention it.
22085 * doc/invoke.texi: Mention target format checks.
22086 * doc/sourcebuild.texi: Mention target format checks.
22087 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
22088 TARGET_FORMAT_TYPES.
22090 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
22092 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
22094 * config/s390/s390.c (regclass_map initializer): Register 35 added to
22096 (load_multiple_operation, store_multiple_operation): Removed
22097 pointless sanity check.
22098 (s390_decompose_address): Added check for return_address_pointer_rtx.
22099 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
22100 (s390_return_address_offset): New function.
22101 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
22102 (FRAME_REGNO_P): Added check for register 35.
22103 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
22104 REG_ALLOC_ORDER): Appended entry for register 35.
22105 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
22106 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
22107 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
22108 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
22109 is eliminable using stack pointer or hard frame pointer.
22110 (REGISTER_NAMES): Added name for register 35.
22111 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
22112 pointless sanity check.
22114 2004-07-19 Roger Sayle <roger@eyesopen.com>
22116 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
22117 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
22118 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
22119 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
22120 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
22121 (fold_relational_const): Tidy up handling of floating point
22122 comparisons by calling real_compare. Remove tree_expr_nonzero_p
22123 transformation; fold_relational_const assumes constant operands.
22125 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
22127 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
22130 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
22132 * c-tree.h (struct c_expr): Define.
22133 (C_SET_EXP_ORIGINAL_CODE): Remove.
22134 (parser_build_binary_op, build_compound_expr): Update prototypes.
22135 * c-parse.in (%union): Add exprtype.
22136 (FUNC_NAME): Mark as ttype.
22137 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
22139 (expr): Update. Define directly in terms of expr_no_commas
22140 instead of using nonnull_exprlist.
22141 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
22142 offsetof_member_designator, typespec_nonreserved_nonattr, init,
22143 initval, designator, component_declarator,
22144 component_notype_declarator, enumerator, array_declarator,
22145 condition, exexpr, switch_statement, stmt_nocomp, stmt,
22146 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
22147 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
22149 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
22150 * c-common.c (c_common_truthvalue_conversion): Don't check
22151 C_EXP_ORIGINAL_CODE.
22152 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
22153 Don't use C_EXP_ORIGINAL_CODE.
22154 (default_conversion, default_function_array_conversion): Don't use
22155 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
22156 (internal_build_compound_expr): Merge into build_compound_expr.
22157 (build_compound_expr): Take two operands instead of a TREE_LIST.
22158 * objc/objc-act.c (get_super_receiver): Update calls to
22159 build_compound_expr.
22161 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
22163 * config/sh/sh.c (sh_use_dfa_interface): Remove.
22164 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
22166 * config/sh/sh.md: Extract pipeline descriptions
22167 into separate files.
22168 * config/sh/sh1.md: New file, extracted from sh.md.
22169 * config/sh/sh4.md: New file, extracted from sh.md.
22170 * config/sh/shmedia.md: New file, extracted from sh.md
22171 and rewritten using new-style pipeline description.
22173 2004-07-18 Zack Weinberg <zack@codesourcery.com>
22175 * config/pa/pa.md: Delete the two remaining define_peephole
22178 2004-07-18 Steven Bosscher <stevenb@suse.de>
22179 Joseph S. Myers <jsm@polyomino.org.uk>
22181 * c-common.c (c_common_truthvalue_conversion): Don't warn if
22182 TREE_NO_WARNING is set.
22184 2004-07-18 Roger Sayle <roger@eyesopen.com>
22186 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
22187 simplify_builtin_strncmp): Delete.
22188 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
22189 Change argument to accept an arglist instead of an "exp". Assume
22190 that the return type is always integer_type_node. Copy missing
22191 transformations from their now obsolete simplify_builtin_*
22193 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
22194 fold_builtin_strcmp and fold_builtin_strncmp.
22195 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
22196 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
22197 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
22199 2004-07-18 Daniel Jacobowitz <dan@debian.org>
22201 * Makefile.in (tree-alias-common.o): Update dependencies.
22203 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
22205 * cfgloop.c (flow_loop_nested_p): Fix comment.
22207 2004-07-17 Jason Merrill <jason@redhat.com>
22210 * stor-layout.c (relayout_decl): New fn.
22211 * tree.h: Declare it.
22212 (DECL_BY_REFERENCE): New macro.
22214 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
22216 * libgcc2.c (__enable_execute_stack): New symbol.
22217 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
22218 and declare __enable_execute_stack.
22219 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
22220 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
22221 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22222 ENABLE_EXECUTE_STACK.
22223 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
22224 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22225 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22226 ENABLE_EXECUTE_STACK.
22227 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22228 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
22229 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22230 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22231 ENABLE_EXECUTE_STACK.
22232 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22233 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22234 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22235 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22236 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
22237 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22238 (sparc64_initialize_trampoline): Likewise.
22239 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
22241 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
22243 * langhooks.h (builtin_function): New langhook.
22244 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
22245 (LANG_HOOKS_INITIALIZER): Update.
22246 * tree.h (builtin_function): Remove.
22247 * doc/tm.texi: Update.
22248 * c-tree.h (builtin_function): Declare.
22249 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
22250 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
22251 config/ia64/ia64.c, config/iq2000/iq2000.c,
22252 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
22253 config/stormy16/stormy16.c: All callers of builtin_function
22256 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
22259 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
22260 Remove white space after the backslash.
22262 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
22264 PR rtl-optimization/16294
22265 * resource.c (return_insn_p): New predicate.
22266 (mark_target_live_regs): Use it. Special-case return insns.
22267 (init_resource_info): Use it. Don't scan the epilogue past
22270 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22272 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
22273 destroy dominance information.
22274 * passes.c (rest_of_handle_loop2): Free dominance information.
22275 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
22277 (thread_jumps): Update dominance information and remove unreachable
22279 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
22280 information and remove the unreachable block.
22282 2004-07-17 Graham Stott <graham.stott@btinternet.com>
22284 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
22286 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
22288 * doc/sourcebuild.texi: Remove libf2c entry.
22290 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
22292 * config/i386/i386.md (movv16qi_internal): Fix typo.
22294 2004-07-17 Steven Bosscher <stevenb@suse.de>
22296 * final.c (final_scan_insn): Fix broken commit from previous
22299 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
22301 * c-typeck.c (parser_build_binary_op): Condition warnings for
22302 X<=Y<=Z on -Wparentheses instead of -Wextra.
22303 * doc/invoke.texi: Update. Document that most of -Wparentheses is
22304 supported for C only.
22306 2004-07-17 Steven Bosscher <stevenb@suse.de>
22308 * cfgcleanup.c (try_simplify_condjump): Don't remove line
22309 notes to avoid unreachable code warnings.
22310 * toplev.c (backend_init): Don't emit line notes for
22311 unreachable code warnings.
22313 * combine.c (distribute_notes): Don't distribute a
22314 REG_VTABLE_REF note.
22315 * final.c (final_scan_insn): Don't handle it.
22316 * rtl.c (reg_note_name): Remove it.
22317 * rtl.h (enum reg_node): Dito.
22319 * emit-rtl.c (force_line_numbers, restore_line_number_status):
22321 * rtl.h (force_line_numbers, restore_line_number_status):
22324 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
22325 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
22326 (using_eh_for_cleanups): Also moved here.
22328 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
22329 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
22330 to expand_start_case and add_case_node.
22331 * stmt.c (struct nesting): Cleanup unused fields condition_code,
22332 last_unconditional_cleanup, nominal_type, printname, and
22333 line_number_status.
22334 (struct fixup_goto): Remove.
22335 (struct stmt_status): Remove x_goto_fixup_chain field.
22336 (goto_fixup_chain): Remove.
22337 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
22338 pushcase, pushcase_range): Remove.
22339 (expand_start_bindings_and_block): Don't set unused fields in
22341 (expand_start_case, add_case_node): Cleanup unused formal arguments.
22342 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
22343 instead of emit_jump_if_reachable.
22344 (emit_case_nodes): Likewise.
22345 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
22347 (update_eh_label): Work around left-over exception handing regions.
22348 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
22349 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
22350 (pass_cleanup_cfg_post_optimizing): New pass.
22351 (init_tree_optimization_passes): Run the new pass after all
22353 * tree.h (pushcase, pushcase_range): Remove prototypes.
22354 (expand_start_case, add_case_node): Update prototypes.
22356 2004-07-16 Krister Walfridsson <cato@df.lth.se>
22358 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
22360 2004-07-16 Richard Henderson <rth@redhat.com>
22362 * builtins.c (std_expand_builtin_va_arg): Remove.
22363 (expand_builtin_va_arg): Remove.
22364 * expr.h: Don't declare them.
22365 * gimplify.c (mark_decls_volatile_r): Remove.
22366 (copy_if_shared_r): Don't call it.
22367 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
22368 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
22369 * gimple-low.c (lower_stmt): Likewise.
22370 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
22371 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
22372 * tree-ssa-operands.c (get_expr_operands): Likewise.
22373 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
22374 EXPAND_BUILTIN_VA_ARG.
22375 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
22376 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
22377 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
22378 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
22380 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
22382 * tree-ssa-pre.c (insert_aux): Break out if we hit
22385 2004-07-16 Richard Henderson <rth@redhat.com>
22387 * basic-block.h (remove_fake_exit_edges): Declare.
22388 * cfganal.c (remove_fake_predecessors): Rename from
22389 remove_fake_successors; iterate over predecessors.
22390 (remove_fake_exit_edges): New.
22391 * cfgcleanup.c (try_optimize_cfg): Use it.
22392 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
22393 * predict.c (estimate_probability): Likewise.
22394 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
22395 * tree-cfg.c (make_edges): Likewise.
22396 * tree-ssa-pre.c (fini_pre): Likewise.
22397 * profile.c (instrument_edges): Don't remove_fake_edges.
22398 (branch_prob): Do it earlier here.
22400 2004-07-16 Richard Henderson <rth@redhat.com>
22402 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
22403 switchification wrt CONSTRUCTOR. Document the reason.
22405 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
22407 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
22408 that prevented descriptive __mf_check source location strings.
22410 2004-07-16 Richard Henderson <rth@redhat.com>
22412 * tree-def (WITH_SIZE_EXPR): New.
22413 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
22414 * expr.c (expand_expr_real_1): Likewise.
22415 * gimplify.c (maybe_with_size_expr): New.
22416 (gimplify_arg, gimplify_modify_expr): Use it.
22417 (gimplify_modify_expr_to_memcpy): Take size parameter.
22418 (gimplify_modify_expr_to_memset): Likewise.
22419 (gimplify_expr): Handle WITH_SIZE_EXPR.
22420 * tree-alias-common.c (find_func_aliases): Likewise.
22421 * tree-eh.c (tree_could_trap_p): Likewise.
22422 (tree_could_throw_p): Likewise.
22423 * tree-gimple.c (is_gimple_lvalue): Likewise.
22424 (get_call_expr_in): Likewise.
22425 * tree-inline.c (estimate_num_insns_1): Likewise.
22426 (expand_calls_inline): Likewise.
22427 * tree-nested.c (convert_call_expr): Likewise.
22428 * tree-pretty-print.c (dump_generic_node): Likewise.
22429 * tree-sra.c (sra_walk_expr): Likewise.
22430 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
22431 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
22432 * tree-ssa-operands.c (get_expr_operands): Likewise.
22433 * tree-tailcall.c (find_tail_calls): Likewise.
22435 * calls.c (expand_call): Reset old_stack_allocated after
22436 calling emit_stack_restore.
22438 2004-07-16 Richard Henderson <rth@redhat.com>
22440 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
22441 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
22442 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
22443 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
22444 copy_res_decl_for_inlining.
22446 * tree-inline.c (declare_return_variable): New modify_dest argument.
22447 Use it as the return value, when possible or manditory. Handle
22448 TREE_ADDRESSABLE types.
22449 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
22450 replacement of CALL_EXPR.
22452 2004-07-16 Richard Henderson <rth@redhat.com>
22454 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
22455 * gimple-low.c (expand_var_p): Don't check it.
22456 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
22457 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
22458 * tree-ssa-operands.c (add_stmt_operand): Likewise.
22459 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
22460 (find_referenced_vars): Don't call them.
22461 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
22463 2004-07-16 Richard Henderson <rth@redhat.com>
22465 * function.c (pass_by_reference): True for all variable sized types.
22467 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
22469 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
22470 * tree-pretty-print.c: Include tree-chrec.h.
22471 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
22472 and POLYNOMIAL_CHREC nodes.
22474 2004-07-16 Steve Ellcey <sje@cup.hp.com>
22476 * builtins.c (expand_builtin_stpcpy): Do not create temporary
22479 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
22481 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
22483 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
22485 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
22487 * config/s390/s390.c: Likewise.
22488 * config/s390/s390.h: Likewise.
22490 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22492 * config/mips/mips.md (addsi3, adddi3): Remove special handling
22493 of $sp adds. Remove REGNO checks from mips16 patterns.
22495 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22497 * config/mips/mips.md: Delete outdated comment.
22499 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22501 * config/mips/mips.c (get_float_compare_codes): Delete.
22502 (mips_emit_compare): New function, mostly extracted from
22503 get_float_compare_codes and gen_conditional_branch.
22504 (gen_conditional_branch, gen_conditional_move): Use it.
22506 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
22508 * genautomata.c (add_vect): Speedup by using integers as
22509 bit-vectors for walking through the comb_vect and finding
22512 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22514 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
22515 operand is an uns_arith_operand; use subtraction otherwise.
22516 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
22517 not just arith_operands.
22519 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22521 * config/mips/mips-protos.h (gen_int_relational): Delete.
22522 (mips_emit_scc): Declare.
22523 * config/mips/mips.c (internal_test): Delete.
22524 (sle_operand, sleu_operand): New functions.
22525 (map_test_to_internal_test, gen_int_relational): Delete.
22526 (mips_emit_binary, mips_relational_operand_ok_p)
22527 (mips_emit_int_relational, mips_zero_if_equal)
22528 (mips_emit_scc): New functions.
22529 (gen_conditional_branch): Rework to use mips_emit_int_relational.
22530 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
22532 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
22533 (sltu, sleu): Use mips_emit_scc.
22534 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
22535 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
22536 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
22538 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22540 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
22542 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22544 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
22545 (*sne_[sd]i): Likewise sne_[sd]i_zero.
22546 (*sgt_[sd]i): ...and sgt_[sd]i.
22547 (*slt_[sd]i): ...and slt_[sd]i.
22548 (*sgtu_[sd]i): ...and sgtu_[sd]i.
22549 (*sltu_[sd]i): ...and sltu_[sd]i.
22550 (*sleu_[sd]i): ...and sleu_[sd]i_const.
22551 Name previously unnamed mips16 patterns. Formatting fixes.
22553 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22555 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
22556 (branch_type): Delete.
22557 (gen_conditional_branch, gen_conditional_move)
22558 (mips_gen_conditional_trap): Update after name change. Get the
22559 comparison mode from cmp_operands[0].
22560 * config/mips/mips.h (cmp_type, branch_type): Delete.
22561 (cmp_operands): Renamed from branch_cmp.
22562 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
22563 name change. Don't set branch_type.
22564 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
22565 mode class of cmp_operands[0] rather than branch_type. Update after
22568 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22570 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
22571 of 0...255 to 0 when inside a SET.
22573 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22575 * config/mips/mips.md: Remove mips16 define_peepholes.
22577 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
22579 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
22580 (fini_pre): Remove fake edges.
22582 2004-07-15 Richard Henderson <rth@redhat.com>
22584 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
22585 (get_indirect_ref_operands, get_call_expr_operands): ... these.
22587 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
22589 * vec.h (VEC_address): New function.
22591 2004-07-14 Jason Merrill <jason@redhat.com>
22593 PR middle-end/15885
22594 * gimplify.c (gimplify_arg): New fn, split out from...
22595 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
22597 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
22599 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
22600 generate code which is generated by pushqi1 now
22601 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
22603 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
22605 * combine.c (simplify_set): match the mode of the constant 0 with
22606 the tested operand to match the compare behaviour and the
22607 simplify_relational_operation() expectation.
22609 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
22611 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
22612 ("bordered"): Same.
22614 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
22616 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
22618 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
22620 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
22622 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
22623 calls in mips16 code.
22625 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
22627 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
22628 the destination of the li as well as for the neg.
22630 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
22633 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
22634 * cgraph.h: Update declaration.
22635 * c-decl.c (build_cdtor): Update call with default priority.
22636 * coverage.c (create_coverage): Ditto.
22637 * tree-mudflap.c (mf_init_fndecl): New tree.
22638 (mudflap_init): Set it.
22639 (mudflap_register_call): Arrange to call __mf_init before the first
22640 __mf_register call.
22641 (mudflap_finish_file): Mark the mudflap static initializer as extra
22642 high priority, to beat all C++ static constructors.
22644 2004-07-15 Jeff Law <law@redhat.com>
22646 * loop.c (check_insn_for_givs): Restore check for code labels that was
22647 accidentally deleted by a recent checkin.
22649 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
22651 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
22652 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
22654 2004-07-14 Richard Henderson <rth@redhat.com>
22656 * print-tree.c (print_node): Fix casts last change.
22658 2004-07-15 Paul Brook <paul@codesourcery.com>
22660 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
22661 to TARGET_UNWIND_INFO.
22662 * except.c (output_function_exception_table): Ditto.
22664 * opts.c (decode_options): Ditto.
22665 * passes.c (rest_of_handle_final): Ditto.
22666 * final.c (final_start_function): Ditto.
22667 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
22669 * targhooks.h (default_unwind_emit): Declare.
22670 * targhooks.c (default_unwind_emit): New function.
22671 * target-def.h: Define and use TARGET_UNWIND_EMIT.
22672 * target.h (struct gcc_target): Add unwind_emit.
22673 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
22674 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
22675 Remove IA64_UNWIND_EMIT.
22676 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
22678 2004-07-14 Richard Henderson <rth@redhat.com>
22680 * print-tree.c (print_node): Handle SSA_NAME.
22682 2004-07-14 James E Wilson <wilson@specifixinc.com>
22685 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
22686 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
22688 2004-07-15 Jakub Jelinek <jakub@redhat.com>
22690 * expr.c (expand_assignment): Reenable bitfield += optimizations.
22691 Use alias set 0 for memory, do proper mode calculations and adjust
22692 address for memories.
22694 2004-07-14 Per Bothner <per@bothner.com>
22696 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
22697 structure with extra column field.
22698 * tree.c (expand_location): Also fill in column field.
22699 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
22700 gets confused by the two conditionally-compiled definitions.
22702 2004-07-14 Eric Christopher <echristo@redhat.com>
22704 * calls.c (expand_call): Fix typo in comment.
22706 2004-07-14 Steve Ellcey <sje@cup.hp.com>
22708 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
22709 comparision of TFmode.
22711 2004-07-14 Richard Henderson <rth@redhat.com>
22713 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
22714 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
22715 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
22716 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22717 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
22718 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
22719 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22720 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
22721 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
22723 2004-07-14 Mike Stump <mrs@apple.com>
22725 * config/darwin.h (WINT_TYPE): Define to be int to match
22726 system header files.
22728 2004-07-14 Bob Wilson <bob.wilson@acm.org>
22730 * config/xtensa/xtensa.c (function_arg_advance): Check for args
22731 that must be passed in the stack.
22732 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
22733 arguments if the size is not a constant.
22735 2004-07-14 Per Bothner <per@bothner.com>
22737 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
22738 instead of EXPR_LOCUS in a boolean context, which is always true
22739 if --enable-mapped-location.
22740 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
22742 2004-07-14 Richard Henderson <rth@redhat.com>
22744 * dominance.c (struct dom_info): Add fake_exit_edge.
22745 (init_dom_info): Allocate it.
22746 (free_dom_info): Free it.
22747 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
22749 (calc_idoms): Honor fake_exit_edge.
22751 2004-07-13 Jason Merrill <jason@redhat.com>
22753 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
22754 (rhs_test_for): New fn.
22755 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
22756 * tree-gimple.h: Declare them.
22757 * gimplify.c (gimplify_modify_expr): Use the new fns.
22759 2004-07-14 Richard Henderson <rth@redhat.com>
22761 * config/arm/arm-protos.h (arm_va_arg): Remove.
22762 * config/arm/arm.c (arm_va_arg): Remove.
22763 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
22764 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
22766 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22768 * pa.c (fix_range): New function to mark a range(s) of registers as
22770 (override_options): Call fix_range if the -mfixed-range option string
22772 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
22773 * doc/invoke.texi (-mfixed-range): Document new option.
22775 2004-07-14 David Edelsohn <edelsohn@gnu.org>
22777 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
22779 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
22781 2004-07-14 Roger Sayle <roger@eyesopen.com>
22783 * expmed.c (expand_sdiv_pow2): New function to expand signed division
22784 by a positive power of two, split out from expand_divmod. Provide
22785 an alternate implementation when shifts are expensive. Lower the
22786 threshold for using a branchless implementation to BRANCH_COST >= 2.
22787 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
22789 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22791 * tree-dfa.c (make_rename_temp): *Really* work just
22792 like create_tmp_var if called while outside SSA form.
22794 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
22796 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
22797 for division by zero.
22798 ("umodsi3"): Likewise.
22800 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
22802 * config/mips/mips.c (mips_output_move): When generating mips16 code,
22803 force loads of negative constants to be split.
22804 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
22805 Generalize SImode li/neg splitter to cope with other modes.
22807 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22809 * expmed.c: Remove more references to QUEUED in the comments.
22810 * expr.c: Likewise.
22812 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
22815 2004-07-13 Richard Henderson <rth@redhat.com>
22816 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
22819 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22821 * tree-dfa.c (make_rename_temp): Work just like
22822 create_tmp_var if called while outside SSA form.
22824 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22826 * expr.c (enqueue_insn, finish_expr_for_function,
22827 protect_from_queue, queued_subexp_p, mark_queue,
22828 emit_insns_enqueued_after_mark, emit_queue,
22829 expand_increment): Remove.
22830 (store_constructor): Expand increment as an assignment.
22831 (expand_expr_real_1 <case PREINCREMENT_EXPR,
22832 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
22833 case POSTDECREMENT_EXPR>): Abort.
22834 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
22835 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
22836 protect_from_queue, emit_queue, queued_subexp_p): Remove.
22837 * function.h (pending_chain, x_pending_chain): Remove.
22838 * rtl.def (QUEUED): Remove.
22840 * emit-rtl.c (copy_insn_1, copy_most_rtx,
22841 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
22842 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
22843 encode_units_mask): Likewise.
22844 * local-alloc.c (equiv_init_varies_p): Likewise.
22845 * rtl.c (copy_rtx): Likewise.
22846 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
22847 * simplify-rtx.c (simplify_gen_subreg): Likewise.
22848 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
22850 * builtins.c (expand_builtin, expand_builtin_apply,
22851 expand_builtin_mathfn, expand_builtin_mathfn_2,
22852 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
22853 Remove calls to emit_queue and protect_from_queue.
22854 * calls.c (expand_call, precompute_arguments,
22855 precompute_register_parameters, rtx_for_function_call,
22856 store_one_arg): Likewise.
22857 * dojump.c (do_compare_and_jump, do_jump): Likewise.
22858 * explow.c (memory_address): Likewise.
22859 * expmed.c (clear_by_pieces_1, clear_storage,
22860 clear_storage_via_libcall, emit_group_load,
22861 emit_group_store, emit_store_flag,
22862 expand_expr_real_1, store_by_pieces,
22863 store_constructor, store_expr, try_casesi,
22864 try_tablejump): Likewise.
22865 * function.c (expand_pending_sizes): Likewise.
22866 * optabs.c (emit_cmp_and_jump_insns,
22867 emit_conditional_add, emit_conditional_move,
22868 expand_fix, expand_float, prepare_cmp_insn): Likewise.
22869 * stmt.c (emit_case_bit_tests,
22870 expand_asm_expr, expand_computed_goto,
22871 expand_decl_init, expand_end_case_type,
22872 expand_end_stmt_expr, expand_expr_stmt_value,
22873 expand_return, expand_start_case,
22874 optimize_tail_recursion): Likewise.
22875 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22876 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
22878 2004-07-14 Ben Elliston <bje@au.ibm.com>
22880 * vec.h: Comment fix.
22882 2004-07-13 Richard Henderson <rth@redhat.com>
22884 * target.h (struct gcc_target): Add calls.pass_by_reference.
22885 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
22886 * function.c (pass_by_reference): Use the hook.
22887 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
22888 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
22889 (hook_pass_by_reference_must_pass_in_stack): New.
22890 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
22891 (alpha_pass_by_reference): New.
22892 (TARGET_PASS_BY_REFERENCE): New.
22893 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22894 * config/arc/arc.c (arc_pass_by_reference): New.
22895 (TARGET_PASS_BY_REFERENCE): New.
22896 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22897 (FUNCTION_ARG_CALLEE_COPIES): True.
22898 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
22899 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
22900 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
22901 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22902 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22903 * config/cris/cris.c (cris_pass_by_reference): New.
22904 (TARGET_PASS_BY_REFERENCE): New.
22905 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
22906 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
22907 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22908 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
22909 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22910 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
22911 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
22912 (frv_function_arg_pass_by_reference): Remove.
22913 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22914 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
22915 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
22916 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
22917 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22918 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
22919 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
22920 (ia64_pass_by_reference): Rename from
22921 ia64_function_arg_pass_by_reference.
22922 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22923 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22924 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
22925 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
22926 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
22927 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22928 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22929 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
22930 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
22931 (m32r_pass_by_reference): Adjust prototype. Make static.
22932 Handle mode sizes correctly.
22933 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22934 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
22935 (m68hc11_function_arg_pass_by_reference): Remove.
22936 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22937 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22938 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
22939 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22940 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
22941 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
22942 (mips_va_arg): Use pass_by_reference.
22943 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
22944 Handle mode sizes correctly.
22945 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22946 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22947 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
22948 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
22949 (mmix_pass_by_reference): Rename from
22950 mmix_function_arg_pass_by_reference.
22951 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22952 (FUNCTION_ARG_CALLEE_COPIES): True.
22953 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
22954 (mn10300_pass_by_reference): New.
22955 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22956 (FUNCTION_ARG_CALLEE_COPIES): True.
22957 * config/pa/pa.c (pa_pass_by_reference): New.
22958 (TARGET_PASS_BY_REFERENCE): New.
22959 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22960 (FUNCTION_ARG_CALLEE_COPIES): True.
22961 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
22962 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
22963 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
22964 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22965 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
22966 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
22967 (s390_pass_by_reference): Rename from
22968 s390_function_arg_pass_by_reference.
22969 (s390_function_arg_advance): Don't query pass-by-ref.
22970 (s390_function_arg): Likewise.
22971 (s390_gimplify_va_arg): Use pass_by_reference.
22972 (s390_call_saved_register_used): Likewise.
22973 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22974 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
22975 (shcompact_byref, sh_pass_by_reference): New.
22976 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22977 (SHCOMPACT_BYREF): Remove.
22978 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
22979 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
22980 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
22981 (sparc_gimplify_va_arg): Use pass_by_reference.
22982 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22983 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22984 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
22985 (v850_pass_by_reference): New.
22986 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22987 (FUNCTION_ARG_CALLEE_COPIES): True.
22988 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
22989 FUNCTION_ARG_PASS_BY_REFERENCE docs.
22991 2004-07-14 Richard Henderson <rth@redhat.com>
22992 Richard Sandiford <rsandifo@redhat.com>
22994 * config/mips/mips-protos.h (mips_va_arg): Delete.
22995 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
22996 * config/mips/mips.c: Include tree-gimple.h.
22997 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
22998 (mips_arg_info): Remove special handling of must_pass_in_stck args.
22999 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
23000 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
23002 2004-07-13 Bob Wilson <bob.wilson@acm.org>
23004 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
23005 arguments for COND_EXPR in big-endian adjustment code.
23007 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23009 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
23010 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
23011 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
23012 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
23014 2004-07-13 Diego Novillo <dnovillo@redhat.com>
23016 PR tree-optimization/16443
23017 * tree-ssa-alias.c: Add more description for
23018 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
23019 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
23020 clobbering of call-clobbered and addressable variables. If
23021 there are any before aliases have been computed, add them.
23023 2004-07-13 Diego Novillo <dnovillo@redhat.com>
23025 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
23028 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
23030 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
23031 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
23034 2004-07-13 Per Bothner <per@bothner.com>
23036 * collect2.c (main): Handle --no-demangle and --demangle flags.
23038 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
23040 * Makefile.in (OBJS-common): Add tree-data-ref.o.
23041 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
23042 (tree-data-ref.o): New rule.
23043 * lambda.h: New file.
23044 * tree-data-ref.c: New file.
23045 * tree-data-ref.h: New file.
23046 * tree.c (int_cst_value, tree_fold_gcd): New functions.
23047 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
23049 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23052 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
23053 * config/sparc/sparc.c (output_ubranch): New function.
23054 * config/sparc/sparc.md (jump pattern): Use it.
23056 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23059 * config/sparc/sparc.c (output_cbranch): Properly guard
23060 the code handling far branches with TARGET_V9.
23061 * config/sparc/sparc.md (length attribute): Document the
23062 side-effect of having a length greater or equal to 3.
23064 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23065 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
23068 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
23069 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
23071 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23072 Martin Sebor <sebor@roguewave.com>
23075 * doc/invoke.texi (SPARC options): Document -threads
23076 and -pthreads on Solaris.
23078 2004-07-13 Richard Henderson <rth@redhat.com>
23080 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
23082 (ind_gimplify_va_arg_expr): Remove.
23083 * tree.h (ind_gimplify_va_arg_expr): Remove.
23084 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
23085 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
23088 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
23089 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
23090 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
23091 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
23092 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
23094 2004-07-13 Richard Henderson <rth@redhat.com>
23096 * function.c (pass_by_reference): New.
23097 (assign_parm_find_data_types): Use it.
23098 * calls.c (initialize_argument_information): Likewise.
23099 (emit_library_call_value_1): Likewise.
23100 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23101 * function.h (pass_by_reference): Declare.
23103 2004-07-13 Richard Henderson <rth@redhat.com>
23105 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
23106 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
23107 * expr.h (MUST_PASS_IN_STACK): Remove.
23108 * system.h (MUST_PASS_IN_STACK): Poison.
23109 * tree.h (must_pass_in_stack_var_size): Declare.
23110 (must_pass_in_stack_var_size_or_pad): Declare.
23111 * calls.c (must_pass_in_stack_var_size): New.
23112 (must_pass_in_stack_var_size_or_pad): Rename from
23113 default_must_pass_in_stack.
23114 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
23115 (TARGET_MUST_PASS_IN_STACK): New.
23116 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
23117 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
23118 (TARGET_MUST_PASS_IN_STACK): New.
23119 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
23120 * config/frv/frv.c (frv_must_pass_in_stack): New.
23121 (TARGET_MUST_PASS_IN_STACK): New.
23122 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
23123 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
23124 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
23125 (ix86_must_pass_in_stack): Make static.
23126 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
23127 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
23128 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
23129 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
23130 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
23131 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
23132 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
23133 (mcore_must_pass_on_stack): Remove.
23134 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
23135 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
23136 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
23137 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
23138 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
23139 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
23140 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
23141 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
23142 (TARGET_MUST_PASS_IN_STACK): New.
23143 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
23144 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
23145 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
23146 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
23147 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
23148 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
23149 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
23150 MUST_PASS_IN_STACK.
23152 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
23153 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
23154 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
23155 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
23156 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
23157 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
23158 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
23159 config/xtensa/xtensa.c: Use target hook.
23161 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
23163 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
23164 * configure: Rebuilt.
23166 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
23168 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
23169 * config/mips/mips.h (mips_reg_names): Don't declare.
23170 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
23171 (TARGET_NAME_REGS): Delete.
23172 (TARGET_SWITCHES): Remove -mrnames.
23173 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
23174 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
23176 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
23177 (override_options): Remove handling of TARGET_NAME_REGS.
23179 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
23181 * config/mips/mips.h (TARGET_*): Boolify.
23183 2004-07-12 Nick Clifton <nickc@redhat.com>
23185 * config.gcc: Add sh-*-symbianelf target.
23186 * config/sh/sh.c: Add new target macros:
23187 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
23188 TARGET_CXX_IMPORT_EXPORT_CLASS.
23189 (sh_file_start): Create a definition of the .directive section.
23190 (sh_attribute): Add dllimport and dllexport attributes.
23191 * config/sh/symbian-pre.h: New file.
23192 * config/sh/symbian-post.h: New file.
23193 * config/sh/symbian.c: New file. Contains Symbian specific
23195 * config/sh/sh-protos.h: Add prototypes for new functions
23196 provided by symbian.c.
23197 * config/sh/t-symbian: New file.
23198 * doc/extend.texi: Document support for dllimport and dllexport
23199 attributes by the sh-symbianelf target.
23201 2004-07-12 James E Wilson <wilson@specifixinc.com>
23203 * Makefile.in (AR): Use @AR@ not ar.
23205 (AR_FOR_TARGET): Use $(AR) not ar for native.
23206 (NM_FOR_TARGET): Use $(NM) not nm for native.
23207 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
23208 * configure: Regenerate.
23210 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
23212 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
23214 (ashldi3_sp64): Likewise.
23216 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23219 * pa.c (function_arg): Update comment.
23220 * pa.h (BLOCK_REG_PADDING): Define.
23222 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23224 PR tree-optimization/16461
23225 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
23226 arguments of phi nodes.
23228 2004-07-12 Devang Patel <dpatel@apple.com>
23230 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
23232 2004-07-12 Steve Ellcey <sje@cup.hp.com>
23234 * function.c (expand_function_start): Ensure r_save is in Pmode.
23235 * calls.c (prepare_call_address): Ensure static_chain_value is
23237 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
23238 r_save_area are in Pmode.
23239 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
23240 fnaddr, and static_chain are in Pmode.
23242 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
23245 * config/ia64/ia64.c (bundling): Don't count ignored insns.
23247 2004-07-12 Richard Henderson <rth@redhat.com>
23249 * target.h (struct gcc_target): Move gimplify_va_arg_expr
23250 next to build_builtin_va_list.
23251 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
23252 * builtins.c (gimplify_va_arg_expr): Likewise.
23253 * gimplify.c (copy_if_shared_r): Likewise.
23255 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
23257 * passes.c (rest_of_decl_compilation): Don't defer call of
23258 assemble_variable if its DECL_RTL is already set.
23260 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
23262 * cfgloop.h (struct loop): Add nb_iterations field.
23263 (current_loops): Declare.
23264 * tree-chrec.c (chrec_not_analyzed_yet,
23265 chrec_dont_know, chrec_known, count_ev_in_wider_type,
23266 chrec_contains_symbols_defined_in_loop): Remove the temporary
23268 * tree-flow-inline.h (loop_containing_stmt): New function.
23269 * tree-scalar-evolution.c: Add implementation.
23270 * tree-scalar-evolution.h: Add declarations.
23272 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
23274 PR rtl-optimization/15921
23275 * Makefile.in (global.o): Add recog.h.
23277 * global.c (recog.h): Add the include-clause.
23278 (bb_info): New member earlyclobber.
23279 (allocate_bb_info, free_bb_info): Initialize/finish the new
23281 (earlyclobber_regclass, earlyclobber_regclass_length): The new
23283 (check_earlyclobber, regclass_intersect,
23284 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
23286 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
23287 (make_accurate_live_analysis): Modify pavin.
23289 2004-07-12 Diego Novillo <dnovillo@redhat.com>
23291 * tree-cfg.c (find_taken_edge): Statically compute the truth
23292 value of a predicate comparing an SSA_NAME to itself.
23294 2004-07-12 Roger Sayle <roger@eyesopen.com>
23296 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
23297 rs6000 doesn't have shift-and-add or shift-and-sub instructions
23298 by returning the cost of a multiplication plus an addition.
23300 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
23302 PR tree-optimization/14107
23303 * gimplify.c (gimplify_return_expr): Accept a
23304 RETURN_EXPR with an error argument.
23305 * tree-optimize.c (init_tree_optimization_passes):
23306 Run pass_warn_function_return at -O0.
23308 2004-07-12 Roger Sayle <roger@eyesopen.com>
23310 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
23313 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
23315 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
23316 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23317 * config/mips/3000.md: Add copyright notice. Remove automota and
23318 function units; use generic ones instead. Only define reservations
23319 for things that are different from generic.md. Extend each clause
23321 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
23322 * config/mips/mips.md: Include them. Remove define_function_units.
23323 (alu, imuldiv): New automata and units.
23325 2004-07-12 Ben Elliston <bje@au.ibm.com>
23327 * doc/invoke.texi (Optimize Options): Document -frename-registers
23328 not being enabled by default at -O3.
23330 2004-07-11 Roger Sayle <roger@eyesopen.com>
23332 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
23333 floating point additions, to keep real immediate constant positive.
23334 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
23335 into X + C, and leave positive real constants as X - C.
23337 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23339 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
23341 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23343 PR tree-optimization/15654
23344 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
23346 2004-07-11 Roger Sayle <roger@eyesopen.com>
23348 * builtins.c (fold_builtin_fputs): Don't bother converting the
23349 return type to integer_type_node, as we've already checked that
23350 the result will be ignored.
23352 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
23353 that signed addition, subtraction, multiplication, division,
23354 remainder, negation and absolute value may potentially trap.
23356 * fold-const.c (fold_ignored_result): New function to strip
23357 non-side-effecting tree nodes from an expression whose result
23359 (fold_convert): Call fold_ignored_result when casting a value
23361 (omit_one_operand): Call fold_ignored_result on the "omitted"
23362 operand when building a COMPOUND_EXPR.
23363 (pedantic_omit_one_operand): Likewise.
23364 * tree.h (fold_ignored_result): Prototype here.
23365 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
23366 when we're going to ignore the result.
23368 2004-07-11 Richard Henderson <rth@redhat.com>
23371 * tree-ssa-ccp.c (fold_stmt_r): Split out...
23372 * tree.c (fields_compatible_p, find_compatible_field): ... new.
23373 * tree.h (fields_compatible_p, find_compatible_field): Declare.
23374 * tree-sra.c (sra_hash_tree): Hash fields by offset.
23375 (sra_elt_eq): Use fields_compatible_p.
23376 (generate_one_element_ref): Use find_compatible_field.
23378 2004-07-11 Richard Henderson <rth@redhat.com>
23381 * tree-sra.c (generate_one_element_init): New.
23382 (generate_element_init): Use it.
23383 (scalarize_init): Push/pop gimplify context around it.
23384 (find_new_referenced_vars_1, find_new_referenced_vars): New.
23385 * gimplify.c (gimplify_expr): Allow SSA_NAME.
23387 2004-07-11 Roger Sayle <roger@eyesopen.com>
23389 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
23390 combine.c's combine_insn_cost.
23391 * rtl.h (insn_rtx_cost): Prototype here.
23392 * combine.c (combine_insn_cost): Delete function.
23393 (combine_validate_cost): Update callers of combine_insn_cost to
23394 call insn_rtx_cost instead.
23395 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
23396 requesting the rtx_cost of call and/or jump instructions.
23398 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
23399 rtx_cost directly. Don't request/use the cost of call or jump
23400 instructions. Return -1 if the cost of any instruction can't be
23401 determined (or the BB contains a function call).
23402 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
23403 -1 (i.e. can't determine the cost of any instruction or the basic
23404 block contains a subroutine call).
23405 (find_if_case_2): Likewise.
23407 2004-07-11 Roger Sayle <roger@eyesopen.com>
23409 * rs6000.c (struct processor_costs): Change semantics of fields to
23410 include the COST_N_INSNS scaling, and update all initializers.
23411 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
23412 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
23413 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
23414 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
23416 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23418 * LANGUAGES: Remove obsolete information.
23420 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
23422 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
23423 SIGBUS signal frames, the PSW address points *to* the faulting
23424 instruction, not after it.
23426 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
23428 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
23429 added to TLS symbol addresses.
23431 2004-07-11 Richard Henderson <rth@redhat.com>
23433 * expmed.c (init_expmed): Use stack-local structures for
23434 temporary rtl. Don't recognize shifts.
23436 2004-07-11 Richard Henderson <rth@redhat.com>
23438 * expr.c (store_expr): Don't fiddle subreg promotion for types
23439 with precision smaller than the mode.
23441 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23443 * tree.h (all_types_permanent): Remove.
23445 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23447 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
23448 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
23449 * langhooks.c (lhd_clear_binding_stack): Remove.
23450 * langhooks-def.h (lhd_clear_binding_stack,
23451 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
23452 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
23453 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
23454 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
23455 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
23456 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
23457 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
23458 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
23459 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
23460 * tree.h (poplevel): Don't declare.
23461 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
23462 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
23463 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
23464 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
23467 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23469 PR tree-optimization/16437
23470 * c-common.c (shorten_compare): Don't mark result of conversion to
23471 narrower signed type as overflowing.
23472 * fold-const.c (decode_field_reference): Determine whether
23473 signedness comes from outer type using precision rather than size.
23475 2004-07-11 Phil Edwards <phil@codesourcery.com>
23477 * configure.ac: Alphabetize --enable-checking list, add
23478 missing valgrind entry.
23479 * configure: Regenerate.
23481 2004-07-11 Phil Edwards <phil@codesourcery.com>
23483 * doc/install.texi (Testing): Fix syntax in "make check" example.
23485 2004-07-10 James E Wilson <wilson@specifixinc.com>
23487 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
23489 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23491 PR rtl-optimization/16001
23492 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
23495 2004-07-10 Geoffrey Keating <geoffk@apple.com>
23497 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
23499 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
23500 James Morrison <phython@gcc.gnu.org>
23502 * doc/contrib.texi (Contributors): Add gfortran contributors and
23503 fix a couple of typos.
23505 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23507 PR rtl-optimization/15387
23508 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
23509 to incoming args space correctly.
23511 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23513 * pa.c (output_indirect_call): Only use %r2 as the link register in
23514 indirect calls with the long PA 2.0 pc-relative branch.
23516 2004-07-10 Daniel Jacobowitz <dan@debian.org>
23518 * config/i386/i386.c (override_options): Pick a 64-bit CPU
23519 for the default tuning if TARGET_64BIT.
23521 2004-07-10 Richard Henderson <rth@redhat.com>
23523 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
23524 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
23526 2004-07-10 Jakub Jelinek <jakub@redhat.com>
23528 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
23529 * expmed.c (store_bit_field, extract_bit_field): Remove last
23531 * builtins.c (expand_builtin_signbit): Adjust callers.
23532 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
23533 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
23534 * ifcvt.c (noce_emit_move_insn): Likewise.
23535 * stmt.c (expand_return): Likewise.
23536 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
23537 store_field, expand_expr_real_1): Likewise.
23539 2004-07-10 Richard Henderson <rth@redhat.com>
23541 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
23543 2004-07-09 Mike Stump <mrs@apple.com>
23545 * config/darwin.c (no_dead_strip): Add.
23546 (HAVE_DEAD_STRIP): Add.
23547 (darwin_emit_unwind_label): Ensure that we don't dead code strip
23550 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23552 * tree-ssa-loop-im.c: New file.
23553 * Makefile.in (tree-ssa-loop-im.o): Add.
23554 * cfgloop.c (superloop_at_depth): New function.
23555 * cfgloop.h (superloop_at_depth): Declare.
23556 * common.opt (ftree-lim): New flag.
23557 * expr.c (array_ref_up_bound): New function.
23558 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
23559 * timevar.def (TV_LIM): New timevar.
23560 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
23561 computing immediate uses of a phi node.
23562 * tree-flow.h (struct tree_ann_common_d): Add aux field.
23563 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
23564 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
23565 * tree-pass.h (pass_lim): Declare.
23566 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
23568 (pass_lim): New pass structure.
23569 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
23570 * tree.c (in_array_bounds_p): New function.
23571 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
23572 (in_array_bounds_p, array_ref_up_bound): Declare.
23573 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
23574 * doc/passes.texi (tree-ssa-loop-im.c): Document.
23576 2004-07-09 Richard Henderson <rth@redhat.com>
23578 * builtins.c (expand_builtin_stpcpy): Don't modify len.
23580 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
23583 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
23585 * flags.h: Delete redundant prototypes that are being generated
23586 in options.h from common.opt.
23587 * common.opt: Add in the expository comments formerly in flags.h.
23589 2004-07-09 Jan Beulich <jbeulich@novell.com>
23591 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
23592 available for use only when TARGET_MMX/_SSE is set, and check for
23593 variable argument function if any register count is non-zero.
23594 (function_arg): Correctly suppress repeated warnings for passing SSE
23595 vectors are arguments without SSE enabled.
23596 (ix86_function_arg_boundary): Without SSE enabled, the use of what
23597 would be SSE register modes does no longer influence the alignment.
23599 2004-07-09 Richard Henderson <rth@redhat.com>
23601 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
23602 Always align upward to arg boundary. Use size_in_bytes/round_up.
23603 Maintain type-correctness of constants.
23604 * stor-layout.c (round_up, round_down): Special-case powers of 2.
23606 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
23608 * config/sparc/sparc.c (*_costs): Scale instruction costs
23610 (sparc_rtx_costs): Adjust as appropriate.
23612 2004-07-09 Jan Beulich <jbeulich@novell.com>
23614 * config/i386/mm3dnow.h: New.
23615 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
23617 2004-07-09 Richard Henderson <rth@redhat.com>
23619 * simplify-rtx.c (simplify_const_relational_operation): Only
23620 look at bounds of scalar integers.
23622 2004-07-09 Jan Beulich <jbeulich@novell.com>
23624 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
23626 2004-07-09 Andrew Pinski <apinski@apple.com>
23628 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
23630 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
23631 UOBJC_METACLASS_decl.
23633 2004-07-09 James E Wilson <wilson@specifixinc.com>
23636 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
23637 do return a parallel if hfa_mode == XFmode and mode == TImode.
23639 2004-07-09 Jan Beulich <jbeulich@novell.com>
23641 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
23642 permissible for unary plus.
23644 2004-07-09 Jan Beulich <jbeulich@novell.com>
23646 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
23647 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
23648 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
23649 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
23650 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
23651 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
23652 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
23653 (BUILTIN_xxxIMAX): New.
23654 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
23655 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
23656 BUILT_IN_PARITYIMAX.
23658 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
23660 * config/sparc/sparc.h (processor_costs): Define.
23661 (sparc_costs): Declare.
23662 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
23663 hypersparc_costs, sparclet_costs, ultrasparc_costs,
23664 ultrasparc3_costs): New.
23665 (sparc_override_options): Set sparc_costs as appropriate.
23666 (sparc_rtx_costs): Use sparc_costs instead of messy
23669 2004-07-09 Steven Bosscher <stevenb@suse.de>
23671 * doc/md.texi (Processor pipeline description): Mention that
23672 the old pipeline description is deprecated.
23674 * config/rs6000/7450.md (automaton ppc7450): Split up, move
23675 mciu_7450 function unit to...
23676 (automaton ppc7450mciu): ...new automaton.
23678 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
23679 (schedule_block): Don't consider inserting bubbles.
23680 (sched_init): Don't initialize DFA bubbles.
23681 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
23682 TARGET_SCHED_DFA_BUBBLE): Remove.
23683 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
23684 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
23685 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
23687 * stmt.c (conditional_context): Remove prototype.
23688 * tree.h (conditional_context): Remove.
23689 * tree-cfg.c (pre_insert_on_edge): Remove.
23691 * c-common.h (c_expand_asm_operands): Remove prototype.
23692 * c-typeck.c (c_expand_asm_operands): Remove.
23694 2004-07-09 Jan Beulich <jbeulich@novell.com>
23696 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
23697 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
23698 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
23699 and V8QI are class SSE. All sufficiently small remaining vector modes
23700 must be passed in one or two integer registers.
23701 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
23702 returned in memory.
23703 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
23704 __builtin_ia32_pmuludq128 have non-uniform argument and return types
23705 and must thus be handled explicitly.
23706 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
23708 (movv8qi_internal, movv4hi_internal, movv2si_internal,
23709 movv2sf_internal): Permit moving between MMX and XMM registers (since
23710 MMX areguments and return values are passed in XMM registers).
23711 (sse2_umulsidi3): Correct type and mode.
23713 2004-07-09 Richard Henderson <rth@redhat.com>
23715 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
23717 2004-07-09 Eric Christopher <echristo@redhat.com>
23719 * config/rs6000/40x.md: Split into two automatons.
23721 2004-07-09 Zack Weinberg <zack@codesourcery.com>
23722 Andrew Pinski <apinski@apple.com>
23724 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
23725 on when we have more than one input file.
23726 (c_common_parse_file): Restore loop over all input files.
23727 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
23729 * c-decl.c (set_type_context): New function.
23730 (pop_scope): Use it to set context of types. When we
23731 encounter a TYPE_DECL, set the context of the attached type too.
23732 (pop_file_scope): Don't call cpp_undef_all here.
23733 (diagnose_mismatched_decls): Do not complain about a second
23734 definition of an 'extern inline' function if it's not in the
23735 same translation unit. Do not complain about inline
23736 declaration after use if the use was in a different
23738 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
23739 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
23740 the external scope.
23741 (pushdecl_top_level): Likewise.
23742 (grokdeclarator): Clarify what is going on with setting
23743 DECL_EXTERNAL on function types, a little.
23744 (c_write_global_declarations): Don't do anything if
23745 -fsyntax-only or errors have been encountered.
23747 2004-07-09 Zack Weinberg <zack@codesourcery.com>
23749 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
23751 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23754 * pa.c (output_indirect_call): Use %r2 as the link register when
23755 calling $$dyncall with a pc-relative branch.
23757 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
23759 * doc/install.texi (Binaries): Mention OpenPKG.
23761 2004-07-09 Diego Novillo <dnovillo@redhat.com>
23763 Fix PR tree-optimization/15555
23764 * tree-dfa.c (dump_variable): If the variable is a pointer
23765 SSA_NAME, also dump its points-to information.
23766 * tree-flow.h (struct ptr_info_def): Add field
23768 (dump_points_to_info_for): Declare.
23769 (debug_points_to_info_for): Declare.
23770 * tree-optimize.c (init_tree_optimization_passes): Add a
23771 second alias analysis pass after DOM2.
23772 Move pass_del_pta to a later spot.
23773 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
23774 create a name tags when we find a dereferenced pointer. Just
23775 mark the pointer dereferenced.
23776 (collect_points_to_info_for): Move code to clear points-to
23777 information to create_name_tags.
23778 (create_name_tags): New function.
23779 (compute_flow_sensitive_aliasing): Call it.
23780 (setup_pointers_and_addressables): Mark type tags for renaming
23781 here instead of ...
23782 (create_memory_tag): ... here.
23783 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
23784 (dump_points_to_info_for): Declare extern.
23785 (debug_points_to_info_for): New function.
23787 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
23789 * config/arc/arc.md: Switch to DFA-based scheduler description.
23790 * config/arc/arc.c: Switch to DFA-based scheduler description.
23792 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23794 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
23797 2004-07-09 Richard Henderson <rth@redhat.com>
23799 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
23800 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23801 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
23802 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
23804 * config/v850/v850-protos.h (v850_va_arg): Remove.
23805 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23806 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
23807 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
23808 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
23809 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
23811 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23814 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
23815 and DImode to use +/-4k offset.
23817 2004-07-09 Richard Henderson <rth@redhat.com>
23819 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
23821 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23822 (xstormy16_gimplify_va_arg_expr): Rewrite from
23823 xstormy16_expand_builtin_va_arg.
23824 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
23826 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
23827 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
23829 * config/sh/sh-protos.h (sh_va_arg): Remove.
23830 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23831 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
23832 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
23834 * config/pa/pa-protos.h (hppa_va_arg): Remove.
23835 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23836 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
23837 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
23839 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
23840 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23841 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
23842 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
23844 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
23846 * config/sparc/sparc.md (return): Rewrite length formula.
23847 * config/sparc/sparc.c (output_return): Pass 1 as 5th
23848 argument to final_scan_insn when in a delay slot.
23849 (output_sibcall): Likewise.
23851 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23853 * arm.c (arm_cpp_interwork): New variable.
23854 (arm_override_options): Set it if TARGET_INTERWORK was on the command
23856 * arm.h (arm_cpp_interwork): Declare it.
23857 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
23858 __THUMB_INTERWORK__ in the preprocessor.
23860 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
23862 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
23864 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
23867 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
23868 Override default settings to account for -m32 and -m64.
23870 2004-07-08 Randolph Chung <tausq@debian.org>
23872 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
23874 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
23876 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
23877 before comparing it as such.
23879 2004-07-08 Richard Henderson <rth@redhat.com>
23881 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
23882 temporary. Use bit arithmetic to align.
23884 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
23886 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
23887 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
23888 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
23889 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
23890 add_labels_and_missing_jumps, find_jump_block,
23891 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
23893 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
23894 link_btr_uses, move_btr_def): Likewise.
23895 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
23896 expand_builtin_expect_jump): Likewise.
23897 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
23898 * calls.c (expand_call, emit_library_call_value_1): Likewise.
23899 * cfganal.c (forwarder_block_p): Likewise.
23900 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
23901 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
23902 find_bb_boundaries): Likewise.
23903 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
23904 merge_blocks_move_predecessor_nojumps,
23905 merge_blocks_move_successor_nojumps, insns_match_p,
23906 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
23907 try_optimize_cfg): Likewise.
23908 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
23909 * cfglayout.c (skip_insns_after_block, label_for_bb,
23910 record_effective_endpoints, insn_locators_initialize,
23911 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
23912 * cfgmainloop.c (create_loop_notes): Likewise.
23913 * cfgrtl.c (delete_insn, delete_insn_chain,
23914 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
23915 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
23916 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
23917 redirect_branch_edge, force_nonfallthru_and_redirect,
23918 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
23919 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
23920 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
23921 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
23922 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
23923 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
23924 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
23925 * combine.c (combine_instructions, can_combine_p, try_combine,
23926 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
23927 distribute_notes, distribute_links, insn_cuid): Likewise.
23928 * cse.c (fold_rtx, cse_insn, cse_around_loop,
23929 invalidate_skipped_block, cse_set_around_loop,
23930 cse_end_of_basic_block, cse_main, cse_basic_block,
23931 cse_condition_code_reg): Likewise.
23932 * cselib.c (cselib_process_insn): Likewise.
23933 * ddg.c (create_ddg): Likewise.
23934 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
23936 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
23937 gen_label_die, dwarf2out_var_location): Likewise.
23938 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
23939 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
23940 last_call_insn, active_insn_p, next_label, prev_label,
23941 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
23942 add_insn_before, remove_insn, add_function_usage_to,
23943 reorder_insns, find_line_note, remove_unnecessary_notes,
23944 emit_insn_after_1, classify_insn): Likewise.
23945 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
23946 connect_post_landing_pads, sjlj_mark_call_sites,
23947 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
23948 can_throw_internal, can_throw_external, set_nothrow_function_flags,
23949 convert_to_eh_region_ranges): Likewise.
23950 * explow.c (optimize_save_area_alloca): Likewise.
23951 * expr.c (expand_expr_real): Likewise.
23952 * final.c (insn_current_reference_address, compute_alignments,
23953 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
23954 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
23955 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
23956 propagate_block_delete_insn, propagate_one_insn,
23957 init_propagate_block_info, propagate_block, libcall_dead_p,
23958 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
23960 * function.c (instantiate_virtual_regs, reorder_blocks_1,
23961 expand_function_start, expand_function_end, contains,
23962 thread_prologue_and_epilogue_insns,
23963 reposition_prologue_and_epilogue_notes): Likewise.
23964 * gcse.c (constprop_register, bypass_conditional_jumps,
23965 insert_insn_end_bb, gcse_after_reload): Likewise.
23966 * genemit.c (gen_expand, gen_split): Likewise.
23967 * genpeep.c (gen_peephole, main): Likewise.
23968 * global.c (build_insn_chain): Likewise.
23969 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
23970 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
23971 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
23972 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
23973 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
23974 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
23975 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
23976 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
23977 dead_or_predicable): Likewise.
23978 * integrate.c (try_constants): Likewise.
23979 * jump.c (rebuild_jump_labels, cleanup_barriers,
23980 purge_line_number_notes, init_label_info, mark_all_labels,
23981 squeeze_notes, get_label_before, get_label_after,
23982 reversed_comparison_code_parts, simplejump_p, pc_set,
23983 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
23984 delete_barrier, delete_prior_computation, delete_computation,
23985 delete_related_insns, delete_for_peephole, redirect_jump):
23987 * lcm.c (optimize_mode_switching): Likewise.
23988 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
23990 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
23991 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
23992 * loop-iv.c (simplify_using_assignment): Likewise.
23993 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
23994 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
23995 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
23996 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
23997 check_insn_for_givs, check_final_value, update_giv_derive,
23998 basic_induction_var, product_cheap_p, check_dbra_loop,
23999 loop_insn_first_p, last_use_this_basic_block,
24000 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
24001 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
24002 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
24003 sms_schedule_by_order): Likewise.
24004 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
24005 * postreload.c (reload_cse_simplify_operands, reload_combine,
24006 reload_cse_move2add): Likewise.
24007 * predict.c (can_predict_insn_p, estimate_probability,
24008 expected_value_to_br_prob, process_note_predictions): Likewise.
24009 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
24010 * profile.c (branch_prob): Likewise.
24011 * ra-build.c (live_out_1, livethrough_conflicts_bb,
24012 detect_webs_set_in_cond_jump): Likewise.
24013 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
24014 ra_print_rtl_with_bb): Likewise.
24015 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
24016 * recog.c (next_insn_tests_no_inequality, find_single_use,
24017 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
24018 * reg-stack.c (next_flags_user, record_label_references,
24019 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
24020 compensate_edge, convert_regs_1): Likewise.
24021 * regclass.c (scan_one_insn): Likewise.
24022 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24023 regmove_optimize, fixup_match_1, single_set_for_csa,
24024 combine_stack_adjustments_for_block): Likewise.
24025 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
24026 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
24027 find_equiv_reg): Likewise.
24028 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
24029 reload_as_needed, emit_input_reload_insns, do_output_reload,
24030 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
24032 * reorg.c (find_end_label, emit_delay_sequence,
24033 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
24034 get_jump_flags, rare_destination, mostly_true_jump,
24035 try_merge_delay_insns, redundant_insn, own_thread_p,
24036 fill_simple_delay_slots, fill_slots_from_thread,
24037 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
24038 dbr_schedule): Likewise.
24039 * resource.c (find_basic_block, next_insn_no_annul,
24040 find_dead_or_set_registers, mark_target_live_regs): Likewise.
24041 * rtl.h (RTX_PREV): Likewise.
24042 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
24043 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
24044 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
24045 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
24046 tablejump_p, computed_jump_p, insns_safe_to_move_p,
24047 find_first_parameter_load, can_hoist_insn_p): Likewise.
24048 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
24049 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
24050 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
24051 schedule_ebbs): Likewise.
24052 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
24053 is_conditionally_protected, can_schedule_ready_p,
24054 add_branch_dependences, debug_dependencies): Likewise.
24055 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
24057 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
24058 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
24059 set_dominates_use, ujump_to_loop_cont): Likewise.
24060 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
24061 * varasm.c (output_constant_pool_1): Likewise.
24063 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
24065 * tree-scalar-evolution.c: New file.
24066 * tree-scalar-evolution.h: New file.
24067 * tree-ssa-loop-niter.c: New file.
24068 * Makefile.in (SCEV_H): New.
24069 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
24070 * cfgloop.h (struct loop): Add bounds field.
24071 * tree-flow.h (struct tree_niter_desc): New type.
24072 (number_of_iterations_cond, number_of_iterations_exit,
24073 loop_niter_by_eval, find_loop_niter_by_eval,
24074 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
24075 free_numbers_of_iterations_estimates): Declare.
24076 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
24077 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
24078 * doc/invoke.texi (max-iterations-to-track): Document.
24080 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
24082 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
24083 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
24084 (MODE_AFTER): Add cast appropriately.
24085 * config/sh/sh.md (movdi splitter): Likewise.
24086 (casesi_worker_2): Add const qualifier appropriately.
24087 (eh_return): Remove unused variable.
24088 (insv): Initialize v;
24090 2004-07-08 Richard Henderson <rth@redhat.com>
24092 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
24093 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24094 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
24095 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
24096 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
24098 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
24099 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24100 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
24101 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
24103 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
24104 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24105 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
24106 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
24108 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
24109 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24110 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
24111 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
24113 * config/i860/i860-protos.h (i860_va_arg): Remove.
24114 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24115 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
24116 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
24118 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
24120 * system.h: Prototype getpagesize if missing.
24121 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
24122 * configure: Regenerate.
24123 * config.in: Regenerate.
24125 2004-07-08 Richard Henderson <rth@redhat.com>
24127 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
24128 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24129 (fr30_gimplify_va_arg_expr): New.
24130 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
24131 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
24133 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
24136 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
24137 of asm_noperands result.
24139 2004-07-08 Richard Henderson <rth@redhat.com>
24141 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
24142 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24143 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
24144 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
24146 2004-07-08 Richard Henderson <rth@redhat.com>
24148 * builtins.c (ind_gimplify_va_arg_expr): New.
24149 * tree.h (ind_gimplify_va_arg_expr): Declare.
24150 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
24152 2004-07-08 Jan Beulich <jbeulich@novell.com>
24154 * expmed.c (extract_bit_field): Correct condition to use vec_extract
24155 patterns also on vector elements other than the first one.
24156 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
24159 2004-07-08 Geoffrey Keating <geoffk@apple.com>
24161 * config/rs6000/darwin-ldouble.c: Correct reference
24162 to the Linnainmaa paper.
24164 2004-07-08 Richard Henderson <rth@redhat.com>
24166 * config/arc/arc-protos.h (arc_va_arg): Remove.
24167 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24168 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
24169 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
24171 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
24172 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24173 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
24174 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
24176 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24178 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
24180 2004-07-08 Zack Weinberg <zack@codesourcery.com>
24182 * c-decl.c (static_ctors, static_dtors): Make static.
24183 (pop_file_scope): Call c_common_write_pch and
24184 cgraph_finalize_compilation_unit here.
24185 (build_cdtor): Moved here from c-objc-common.c; simplify.
24186 (c_write_global_declarations_1): Clarify comment.
24187 (c_write_global_declarations): Close the external scope before
24188 doing anything else. Call build_cdtor, cgraph_optimize, and
24189 mudflap_finish_file here.
24190 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
24192 * c-objc-common.c: No need to include cgraph.h.
24193 (build_cdtor): Moved to c-decl.c.
24194 (c_objc_common_finish_file): Delete.
24195 * c-tree.h: Update to match.
24196 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
24197 (generate_static_references): Set TREE_USED before calling finish_decl.
24198 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
24199 on the static_instances_decl.
24201 2004-07-08 Zack Weinberg <zack@codesourcery.com>
24203 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
24204 decls when there is only one input translation unit.
24205 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
24206 change of 2004-07-05; do not treat declarations with
24207 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
24208 * opts.c (cur_in_fname): Delete.
24209 * opts.h: Likewise.
24210 * tree.c: Revert changes of 2004-07-05; no special treatment
24211 for TRANSLATION_UNIT_DECLs.
24212 * Makefile.in (tree.o): Update dependencies.
24214 2004-07-08 Roger Sayle <roger@eyesopen.com>
24216 * builtins.c (fold_builtin_strcpy): Merge functionality from
24217 simplify_builtin_strcpy. Add additional len argument. No longer
24218 static. Remove function prototype.
24219 (fold_builtin_strncpy): Likewise integrate functionality from
24220 simplify_builtin_strncpy. Add additional slen argument. No
24221 longer static. Remove function prototype.
24222 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
24223 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
24224 types of "ignore" and "unlocked" parameters to bool.
24225 (fold_builtin_1): Add additional ignore argument. Call renamed
24226 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
24227 builtins. Update arguments to fold_builtin_strncpy and
24228 fold_builtin_strcpy. Add function prototype.
24229 (fold_builtin): Add additional Boolean ignore argument to pass
24231 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
24232 and fold_builtin_strncpy instead of simplify_builtin_fputs,
24233 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
24235 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
24236 simplify_builtin_strncpy): Delete function prototypes.
24237 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
24238 fold_builtin_strncpy): Add function prototypes here.
24239 (fold_builtin): Update function prototype with new "bool ignore".
24241 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
24242 (ccp_fold_builtin): Update call to fold_builtin. Call
24243 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
24244 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
24245 simplify_builtin_strncpy respectively.
24246 * fold-const.c (fold): Update call to fold_builtin.
24248 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
24250 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
24253 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
24254 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
24255 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
24256 * calls.c: Remove ifdefs of macros above.
24257 * functions.c: Likewise.
24258 * expr.c: Likewise.
24260 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24262 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
24263 (arch attribute): Delete.
24264 (current_function_calls_alloca attribute): Rename into calls_alloca.
24265 (calls_eh_return): New attribute.
24266 (leaf_function): Likewise.
24267 (length attribute): Fix formula for sibcalls.
24268 (return insn): Correctly compute the 'length' attribute.
24269 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
24271 2004-07-08 Richard Henderson <rth@redhat.com>
24273 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
24274 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
24275 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
24276 * tree-eh.c (lower_eh_constructs_1): Likewise.
24277 * tree-sra.c (sra_walk_modify_expr): Likewise.
24278 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
24279 (eliminate_unnecessary_stmts): Likewise.
24280 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
24281 * tree-tailcall.c (optimize_tail_call): Likewise.
24282 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
24284 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
24285 Jakub Jelinek <jakub@redhat.com>
24287 * config/i386/i386.c (override_options): Enable
24288 SSE prefetches with -mtune, as long as we are
24289 compiling for i686 or higher. All i686 processors
24290 accept SSE prefetches as NOPS, some i586's don't.
24292 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24295 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
24297 2004-07-08 Diego Novillo <dnovillo@redhat.com>
24299 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
24300 the handling of clobbering ASM_EXPRs.
24302 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24305 * config/sparc/sparc.c (function_value): In 64-bit mode,
24306 return the aggregates larger than 16 bytes like unions.
24308 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24311 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
24312 'temp' is zero, generate new pseudos as needed and emit the
24313 sequence of insns in single-assignment form. Resync comments
24315 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
24316 function before reload.
24318 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
24320 * vec.c (vec_assert_fail): Remove duplicate 'function'.
24322 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
24324 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
24325 Allocation is signed.
24326 (VEC_reserve): Return flag, allocation is signed.
24328 2004-07-08 Richard Henderson <rth@redhat.com>
24330 * tree-ssa-ccp.c (fold_stmt): Get type directly from
24331 OBJ_TYPE_REF_OBJECT.
24333 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
24334 Neil Booth <neil@daikokuya.co.uk>
24338 * c-decl.c (finish_struct): Ensure bit-fields are given the
24340 * c-common.c (c_common_signed_or_unsigned_type): For C, require
24341 the precision to match as well as the mode.
24342 * expr.c (reduce_to_bit_field_precision): New function.
24343 (expand_expr_real_1): Reduce expressions of bit-field type to
24345 * langhooks.h (reduce_bit_field_operations): New hook.
24346 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24348 * c-lang.c, objc/objc-lang.c
24349 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
24350 * objc/objc-act.c (check_ivars): Convert types to bit-field types
24352 * tree.c (build_nonstandard_integer_type): New function.
24353 * tree.h (build_nonstandard_integer_type): New prototype.
24354 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
24355 conversions between integer and boolean types as useless.
24357 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
24359 * c-common.c (c_common_nodes_and_builtins): Do not
24360 create __builtin_ptrdiff_t and __builtin_size_t.
24362 2004-07-08 Andrew Pinski <apinski@apple.com>
24364 * Makefile.in (libbackend.o): Add -combine to the gcc
24367 2004-07-08 Nick Clifton <nickc@redhat.com>
24369 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
24372 2004-07-08 Richard Henderson <rth@redhat.com>
24374 * except.c (expand_eh_region_start, expand_eh_region_end,
24375 expand_eh_handler, expand_eh_region_end_cleanup,
24376 expand_start_all_catch, expand_start_catch, expand_end_catch,
24377 expand_end_all_catch, expand_eh_region_end_allowed,
24378 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
24379 expand_eh_region_end_fixup): Remove.
24380 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
24381 cleanups, outer_cleanups, label_chain, exception_region.
24382 (struct goto_fixup): Remove stack_level, cleanup_list_list.
24383 (struct label_chain): Remove.
24384 (struct stmt_status): Remove x_stack_block_stack.
24385 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
24386 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
24387 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
24388 end_cleanup_deferral, last_cleanup_this_contour,
24389 containing_blocks_have_cleanups_or_stack_level,
24390 any_pending_cleanups): Remove.
24391 (expand_null_return_1): Take no arguments.
24392 (expand_label, expand_naked_return, expand_return,
24393 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
24394 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
24395 expand_end_case_type): Don't use any of them.
24396 * calls.c (expand_call): Likewise.
24397 * dojump.c (do_jump): Likewise.
24398 * function.c (expand_function_end): Likewise.
24399 * expr.c (store_expr, expand_expr_real_1): Likewise.
24400 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
24401 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
24402 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
24403 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
24404 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
24405 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
24406 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
24407 for WITH_CLEANUP_EXPR.
24408 (gimple_push_cleanup): Likewise.
24409 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
24410 * print-tree.c (print_node): Likewise.
24411 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
24412 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
24413 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
24414 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
24415 (GOTO_SUBROUTINE_EXPR): Remove.
24416 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
24417 (DECL_TOO_LATE): Remove.
24418 * except.h, tree.h: Update decls.
24420 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
24422 * explow.c (optimize_save_area_alloca): Do not accept parameters.
24423 * passes.c (rest_of_handle_final): Handle symout.
24424 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
24426 (rest_of_handle_sched): Break out SMS. Remove ifs for
24427 flag_schedule_insns and flag_modulo_sched.
24428 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
24429 collect at the end.
24430 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
24431 (rest_of_handle_partition_blocks, rest_of_handle_sms,
24432 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
24433 rest_of_handle_mode_switching, rest_of_handle_jump,
24434 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
24435 rest_of_handle_jump2, rest_of_handle_postreload,
24436 rest_of_handle_flow2, rest_of_clean_state,
24437 rest_of_handle_shorten_branches,
24438 rest_of_handle_prologue_epilogue,
24439 rest_of_handle_branch_target_load_optimize): New.
24440 (rest_of_compilation): Call the above. Remove ggc_collect
24441 calls moved to rest_of_handle_*.
24442 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
24444 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
24445 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
24446 * except.h (set_nothrow_function_flags): Update comment.
24447 * function.c (current_function_nothrow): Remove.
24448 * output.h (current_function_nothrow): Remove.
24449 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
24450 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
24452 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24455 * reorg.c: Revert 2004-06-30 change.
24456 (find_end_label): If HAVE_epilogue and !HAVE_return,
24457 return 0 instead of creating a label at the end of the insn chain.
24458 (optimize_skip): Account for the failure mode of find_end_label.
24459 (fill_simple_delay_slots): Likewise.
24460 (fill_slots_from_thread): Likewise.
24461 (relax_delay_slots): Likewise.
24463 2004-07-08 Diego Novillo <dnovillo@redhat.com>
24465 * tree-flow.h (addressable_vars): Declare.
24466 * tree-ssa-alias.c (addressable_vars): Define.
24467 (setup_pointers_and_addressables): Add addressable variables
24468 to addressable_vars.
24469 * tree-ssa-operands.c (get_stmt_operands): Move
24470 handling of ASM_EXPRs ...
24471 (get_asm_expr_operands): ... here.
24472 When the ASM_EXPR clobbers memory, also clobber addressable
24474 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
24475 (delete_tree_ssa): Reset addressable_vars.
24477 2004-07-07 Jan Beulich <jbeulich@novell.com>
24478 Richard Henderson <rth@redhat.com>
24480 * varasm.c (assemble_variable): Use assemble_zeros for
24481 zero-initialized variables.
24482 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
24483 for SECCAT_BSS and SECCAT_TBSS.
24485 2004-07-07 Jan Beulich <jbeulich@novell.com>
24487 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
24489 * expmed.c (emit_store_flag): Also special-case double-word
24490 (in-)equality comparison against -1.
24492 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
24493 passing arguments the containers for which are registers.
24495 * calls.c (emit_library_call_value_1): Use mode of function parameter
24496 rather than that of argument since constants have none.
24498 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
24500 Introduce H8SX support.
24501 * expr.c (expand_strcpy): Renamed and moved to...
24502 * builtins.c (expand_movstr): ... here. Tweak.
24503 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
24504 computed or has side effects.
24505 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
24506 unused, or if mempcpy fails. Adjust the return value in the
24507 latter case. Use movstr if everything else fails.
24508 * doc/md.texi (movstr): Document.
24509 (movmemM, clrmemM): Fix explanation of memory block operands.
24510 * config/h8300/h8300.md (stpcpy): Renamed to...
24511 (movstr): ... this. Adjust.
24512 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24513 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
24514 movmem* and clrstr* to clrmem*.
24515 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
24516 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
24517 GENERAL_REGS, always.
24518 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
24519 getting the stack pointer as addr.
24520 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
24521 from general_operand_dst.
24522 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
24524 (movmd_internal): ... this. Add modes to operands. Disparage `D'
24525 instead of requiring it to match only before reload.
24526 (stpcpy_internal_normal): New, normal-mode variant of...
24527 (stpcpy_internal): ... this. Add modes to operands. Disparage
24528 `D' instead of requiring it to match only before reload.
24529 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
24531 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
24532 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
24534 * config/h8300/h8300.md (attr type): Add call.
24535 (attr can_delay): If type is call, set it no.
24536 (call, call_value): Set type to call.
24537 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
24538 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
24539 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
24540 * tree.c (get_narrower): Don't narrow integral types into
24541 non-integral types.
24542 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
24543 frame_size *before* the first use.
24544 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
24546 (peephole2): Don't widen instructions that push SP. Move
24547 decrement of SP to the end of all stm-generating peepholes.
24548 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
24549 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
24550 and OR to set it to all ones.
24551 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
24552 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
24553 (call, call_value): Set can_delay to "no".
24554 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
24555 * config/h8300/h8300.md (extzv): Make subreg check more robust.
24556 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24557 * config/h8300/h8300.md (*brabit): Remove.
24558 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
24559 zero_extract. Use bit_memory_operand as the predicate for
24560 operand 1 and 'WU' as the constraint. Check the difference
24561 between the base length and the final one when deciding which
24562 type of branch to use.
24563 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24564 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
24565 Use convert_move to extend the result for TARGET_H8300SX. Check
24566 for QImode memory references. Optimize the case where the
24567 destination is a paradoxical subreg.
24568 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24569 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
24570 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
24571 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24572 * config/h8300/h8300.md: Include mova.md
24573 (length_table): Add mova and mova_zero.
24574 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
24575 after all constant addresses for '%R', '%X', '%T' and '%S'.
24576 (h8300_mova_length): New function.
24577 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
24578 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
24579 dependencies for s-config, etc.
24580 * config/h8300/gemova.sh: New file.
24581 * config/h8300/mova.md: Generated.
24582 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
24583 * config/h8300/h8300.c (h8300_bitfield_length): New.
24584 (nibble_operand): Adjust.
24585 (h8300_binary_length): Handle conditional binary op.
24586 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
24587 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
24588 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
24589 and P#<0, unused so far. W and Y are now prefixes to multi-letter
24590 constraints. WU is introduced as a variant of U that requires a
24591 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
24592 * config/h8300/h8300.md (attr type): Added bitbranch.
24593 (attr length_table): Added bitfield and bitbranch.
24594 (attr length): Compute bitbranch length.
24595 (andqi): Separate pattern for H8300SX. Use bfld for loading the
24596 least-significant bit of a byte.
24597 (brabit, brabc, brabs): New.
24598 (insv, extzv): Emit bfst and bfld on H8300SX.
24599 (bfld, bfst, seq, sne): New.
24600 (bstzhireg, cmpstz, bstz, bistz): New.
24601 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
24602 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
24603 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
24604 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
24605 (h8sx_unary_memory_operator): New function.
24606 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
24607 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
24608 * config/h8300/h8300.md: Add peepholes to combine reloads and
24610 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
24611 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
24612 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
24613 (and?i, ior?i, xor?i): Likewise.
24614 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
24615 * config/h8300/h8300.c: Move enums and prototypes to head of file.
24616 Various whitespace fixes.
24617 (h8300_constant_length): New function, split out from...
24618 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
24619 (h8300_classify_operand): Use IN_RANGE.
24620 (h8300_classify_operand): Use h8300_constant_length.
24621 (h8300_short_move_mem_p): Tighten size check.
24622 (h8sx_mergeable_memrefs_p): Tighten equality check.
24623 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
24624 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
24626 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
24627 * config/h8300/crtn.asm: Likewise.
24628 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
24629 if __H8300SX__ is defined.
24630 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
24631 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
24632 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
24633 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
24634 addresses as mode-dependent.
24635 * config/h8300/h8300.c (print_operand_address): Update call to
24637 (h8300_get_index): Take a mode argument. Rework to fix an
24638 earlier misunderstanding.
24639 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
24640 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
24641 into a register if TARGET_H8300SX.
24642 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
24643 TARGET_H8300SX. Also disable related define_splits.
24644 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
24645 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
24646 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
24647 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
24648 * config/h8300/h8300.h (OK_FOR_Z): New macro.
24649 (EXTRA_CONSTRAINT_STR): Check it.
24650 * config/h8300/h8300.c (h8300_classify_operand): Accept null
24652 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
24653 * config/h8300/h8300.md (length_table): Add mov_imm4.
24654 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
24655 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
24656 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
24658 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
24659 * config/h8300/h8300.c (h8300_reorg): New function.
24660 (TARGET_MACHINE_DEPENDENT_REORG): Define.
24661 * config/h8300/h8300.md (length): Subtract the length of the
24662 delay slot from (pc) when checking the range of forward branches.
24663 (delay_slot, can_delay): New attributes.
24664 (define_delay): Add bra/s handling.
24665 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
24666 (jump): Add delayed-branch handling.
24667 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
24668 * expr.c (expand_strcpy): New function.
24669 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
24670 (expand_builtin_stpcpy): Likewise.
24671 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
24672 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
24673 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
24674 handling to improve register allocation for -fno-omit-frame-pointer.
24675 (h8sx_split_movmd): Delete, moving er6 handling into...
24676 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
24677 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
24678 (movmd): Add calls to copy_rtx.
24679 (movmd_internal): In the second alternative, allow the initial and
24680 final destination registers to be different . Update the splitter
24681 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
24682 instead of h8sx_split_movmd.
24683 (stpcpy, movsd): New expanders.
24684 (movsd_internal): New define_insn.
24685 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
24686 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
24687 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
24688 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
24689 and DESTINATION_REGS.
24690 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
24691 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
24692 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
24693 (h8300_move_ratio): Declare.
24694 (MOVE_RATIO): Use it.
24695 * config/h8300/h8300.c (h8300_move_ratio): New variable.
24696 (h8300_init_once): Initialize it.
24697 (h8300_reg_class_from_letter): New function.
24698 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
24699 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
24700 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
24701 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
24702 (movstrsi, movmd): New expanders.
24703 (movmd_internal): New insn.
24704 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
24705 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
24706 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
24707 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
24708 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
24709 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24710 * config/h8300/h8300.c (nibble_operand): Fix warning.
24711 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
24712 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
24713 (movsf_h8300h): Disable for TARGET_H8300SX.
24714 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24715 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
24716 h8300_stm_parallel and h8300_return_parallel.
24717 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
24718 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
24719 h8300_stm_parallel, h8300_return_parallel): New functions.
24720 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
24721 if TARGET_H8300SX. Use h8300_push_pop.
24722 (h8300_expand_epilogue): Likewise. Try to merge the return insn
24723 and final pop when generating h8sx code. Always emit some form
24725 * config/h8300/h8300.md: Don't enforce register alignment in
24726 stm peepholes if TARGET_H8300SX.
24727 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
24728 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
24729 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
24730 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24731 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
24732 (MULTILIB_DIRNAMES): Add a directory for it.
24733 (MULTILIB_MATCHES): Delete.
24734 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
24735 * final.c (walk_alter_subreg): Handle addresses with subregs
24736 inside a ZERO_EXTEND or AND.
24737 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
24738 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
24740 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
24741 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
24742 @(dd,Rn.w) and @(dd,ERn.L).
24743 (h8300_displacement_size): Take the whole address as argument.
24744 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
24745 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
24746 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
24747 (h8sx_mergeable_memrefs_p): Declare.
24748 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
24749 (HAVE_PRE_INCREMENT): Likewise.
24750 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
24751 addresses for TARGET_H8300SX,
24752 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
24754 (movb_length_table, movl_length_table): New tables.
24755 (movw_length_table): Define to movb_length_table.
24756 (h8300_displacement_size): New, split out from...
24757 (h8300_classify_address): ...here. Handle pre/post inc/dec.
24758 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
24759 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
24760 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
24761 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
24762 (compute_plussi_length, compute_plussi_cc): Update accordingly.
24763 (h8sx_unary_shift_operator): Get the mode from the operator.
24764 (binary_shift_operator): Likewise.
24765 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
24766 a memory reference, check whether the reference is offsettable.
24767 (length_table): Add movb, movw and movl.
24768 (movqi): Add new h8sx pattern. Don't force one operand to be a
24769 register when generating h8sx code.
24770 (movhi, movsi, movsf): Likewise.
24771 (movstrictqi): Use the length_table attribute.
24772 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
24773 (addqi3): Split into a define_expand and define_insn. Don't accept
24774 memory operands in the expander. Use h8300_operands_match_p to
24775 check for matching operands in the define_insn.
24776 (subqi3, negqi2, one_cmplqi2): Likewise.
24777 (add[hs]i3): Don't accept memory operands in the expander. Likewise
24778 in any patterns that are unused in h8sx code. In the h8sx patterns,
24779 use h8300_operands_match_p to check whether operands match.
24780 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
24781 one_cmpl[hs]i3): Likewise.
24782 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
24784 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
24785 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
24786 (h8300_insn_length_from_table): Add a second parameter.
24787 (output_h8sx_shift): Declare.
24788 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
24789 (EXTRA_CONSTRAINT): Replace with...
24790 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
24791 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
24792 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
24793 and h8sx_binary_shift_operator.
24794 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
24795 for TARGET_H8300SX.
24796 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
24797 (bit_memory_operand, fix_bit_operand): Likewise.
24798 (h8300_length_table_for_insn): Remove.
24799 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
24801 (h8300_short_immediate_length, h8300_binary_length): New functions.
24802 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
24803 (output_plussi): Use sub to add negative constants.
24804 (compute_plussi_length): Adjust accordingly.
24805 (h8sx_single_shift_type): New enum.
24806 (h8sx_single_shift, h8sx_unary_shift_operator,
24807 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
24808 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
24809 single h8sx instruction. Return false in this case.
24810 * config/h8300/h8300.md (length_table): Add short_immediate.
24811 (length): Pass the operand array to h8300_insn_length_from_table.
24812 (adjust_length): Assume "no" for insns with a length_table attribute.
24813 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
24814 (*addhi3_h8300hs): Don't use for h8sx.
24815 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
24817 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
24818 1's predicate to nonimmediate_operand. Only skip default expansion
24819 if expand_a_shift or expand_a_rotate returns true. Add new patterns
24820 for single h8sx shift instructions.
24821 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
24822 * config/h8300/h8300.c (nibble_operand): Split out of...
24823 (reg_or_nibble_operand): ... this.
24824 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
24825 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
24826 umulhisi3): Introduce expand, and introduce separate insns for
24827 sign- or zero-extended REG and already-extended CONST_INT.
24828 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
24829 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
24830 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
24831 (subhi3): Likewise. Don't accept immediates for operand 1.
24832 Remove the early clobber from second alternative of the h8300s pattern.
24833 (subsi3): Generalize for h8sx. Force operand 2 into a register
24834 on plain h8300 targets.
24835 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
24836 (subsi3_h8300h): Generalize for h8sx.
24837 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
24838 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
24839 * config/h8300/h8300.c (reg_or_nibble_operand): New.
24840 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
24841 (TARGET_H8300SXMUL): New.
24842 (CONST_OK_FOR_P): New.
24843 (CONST_OK_FOR_LETTER_P): Adjust.
24844 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
24845 umulhisi3): Accept 4-bit immediate on H8SX.
24846 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
24847 (udivsi3, divhi3, udivsi3, divsi3): New.
24848 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
24849 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
24850 * config/h8300/h8300.h (OK_FOR_Q): New macro.
24851 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
24852 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
24853 Add ADDRESSOF to the bit_operand entry.
24854 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
24855 (h8300_src_operand): Likewise.
24856 (bit_operand): Check nonimmediate_operand rather than general_operand.
24857 Accept any nonimmediate_operand in h8sx code.
24858 (h8300_and_costs): Initialize operands[1].
24859 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
24860 (h8300_operand_class): New enum.
24861 (h8300_length_table): New typedef.
24862 (addb_length_table, addw_length_table, addl_length_table,
24863 logicl_length_table): New tables.
24864 (logicb_length_table, logicw_length_table): New macros.
24865 (h8300_classify_operand, h8300_length_from_table,
24866 h8300_length_table_for_insn, h8300_unary_length,
24867 h8300_insn_length_from_table): New functions.
24868 (output_plussi): Only use adds and subs for register destinations.
24869 Disable redundant clause.
24870 (compute_plussi_cc): Likewise.
24871 (compute_plussi_length): Likewise. Use h8300_length_from_table
24872 to work out the length of an insn.
24873 (output_logical_op): Only use narrower immediate instructions
24874 if the destination is a register.
24875 (compute_logical_op_cc): Likewise.
24876 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
24877 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
24878 * config/h8300/h8300.md (length_table): New attribute.
24879 (length): When an instruction has a length_table attribute, use
24880 h8300_insn_length_from_table to calculate its default length.
24881 (cmpqi): Use h8300_dst_operand for the first operand and
24882 h8300_src_operand for the second.
24883 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
24884 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
24885 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
24886 iorsi3, xorhi3, xorsi3): Likewise.
24887 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
24888 so that it allows any combination of operands for TARGET_H8300SX.
24889 (iorqi3, xorqi3): Likewise.
24890 (cmpqi): Use the length_table attribute.
24891 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
24892 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
24893 (cmpqi): Add 'Q' constraint.
24894 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
24895 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
24896 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
24897 * config/h8300/h8300.h (MASK_H8300SX): New macro.
24898 (TARGET_H8300S): True for both -ms and -msx.
24899 (TARGET_H8300SX): New macro.
24900 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
24901 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
24902 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
24903 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
24904 [Temporary change.]
24905 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
24906 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
24907 16-bit pointers and 32-bit ints.
24908 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
24909 CONST_DOUBLE with mode no wider than SImode.
24910 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
24912 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
24913 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
24915 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
24916 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
24917 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
24919 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
24921 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
24923 2004-07-07 Per Bothner <per@bothner.com>
24925 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
24927 2004-07-07 Mike Stump <mrs@apple.com>
24929 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
24930 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
24931 (machopic_finish): Likewise.
24933 2004-07-07 Richard Henderson <rth@redhat.com>
24935 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
24936 through any value-preserving cast.
24938 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24940 * function.c (assign_parm_find_data_types): Call
24941 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
24943 2004-07-07 Steven Bosscher <stevenb@suse.de>
24945 * tree-cfg.c (group_case_labels): Remove case labels that have
24946 the same target as the default case.
24948 2004-07-07 Steven Bosscher <stevenb@suse.de>
24950 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
24951 regardless of DECL_LANG_SPECIFIC being present or not.
24952 * tree.h (DECL_NUM_STMTS): Purge.
24954 2004-07-07 Andrew Pinski <apinski@apple.com>
24956 * configure: Regenerate with the right autoconf.
24958 2004-07-07 David Edelsohn <edelsohn@gnu.org>
24960 * ifcvt.c (total_bb_rtx_cost): New function.
24961 (find_if_case_1): Compare rtx_cost of basic block to cost of
24963 (find_if_case_2): Same.
24965 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
24968 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
24969 (output_return): Likewise.
24970 (output_sibcall): Abort if !flag_delayed_branch.
24971 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
24972 (emit_and_preserve): New function.
24973 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
24974 indirect jump to the thunked-to function if !flag_delayed_branch.
24975 * config/sparc/sparc.md (delayed_branch): New attribute.
24976 (load_pcrel_sym): Honor flag_delayed_branch. Use above
24977 attribute to compute the length of the insn.
24978 (goto_handler_and_restore): Likewise.
24980 2004-07-07 Andrew Pinski <apinski@apple.com>
24982 PR tree-optimization/15777
24983 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
24985 * expr.c (expand_expr_real_1): Fix formating.
24986 BUFFER_REF and IN_EXPR are dead.
24987 * fold-const.c (non_lvalue): BUFFER_REF is dead.
24988 * tree-inline.c (estimate_num_insns_1): Likewise.
24989 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
24990 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
24991 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
24993 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
24995 * collect2.c (dump_file): Don't call cplus_demangle if
24996 HAVE_LD_DEMANGLE is defined.
24997 (main): Pass "--demangle" to ld if no_demangle is not 0 and
24998 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
24999 if HAVE_LD_DEMANGLE is defined.
25001 * configure.ac (--with-demangler-in-ld): Added
25002 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
25003 --with-demangler-in-ld is used.
25004 * config.in: Regenerated.
25005 * configure: Likewise.
25007 2004-07-07 Roger Sayle <roger@eyesopen.com>
25009 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
25010 for simple floating point operations "fp", double precision
25011 multiplication "dmul", and single and double precision division
25012 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
25013 (ppc630_cost): New table split from ppc620_cost, to distinguish
25014 differences in floating point latencies.
25015 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
25016 (rs6000_rtx_costs): Add support for single and double precision
25017 floating point addition, subtraction, multiplication, division,
25018 fused-multiply-add, fused-multiply-sub, negation, absolute value
25019 and negative absolute value. Tweak MEM case to use prefered idiom.
25021 2004-07-07 Richard Henderson <rth@redhat.com>
25023 * tree-flow-inline.h (may_propagate_copy): Move...
25024 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
25025 attempt to copy between types requiring conversion.
25026 * tree-flow.h (may_propagate_copy): Update decl.
25027 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
25029 2004-07-07 Jakub Jelinek <jakub@redhat.com>
25031 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
25032 from -mtune= option.
25034 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
25036 * builtins.c: Rename movstr*, except for movstrict*, to
25037 movmem* and clrstr* to clrmem*.
25038 * expr.c: Likewise.
25039 * expr.h: Likewise.
25040 * genopinit.c: Likewise.
25041 * integrate.c: Likewise.
25042 * local-alloc.c: Likewise.
25043 * optabs.c: Likewise.
25044 * optabs.h: Likewise.
25045 * config/alpha/alpha.h: Likewise.
25046 * config/alpha/alpha.md: Likewise.
25047 * config/arm/arm-protos.h: Likewise.
25048 * config/arm/arm.c: Likewise.
25049 * config/arm/arm.md: Likewise.
25050 * config/avr/avr.md: Likewise.
25051 * config/c4x/c4x.c: Likewise.
25052 * config/c4x/c4x.md: Likewise.
25053 * config/frv/frv.md: Likewise.
25054 * config/i386/i386-protos.h: Likewise.
25055 * config/i386/i386.c: Likewise.
25056 * config/i386/i386.h: Likewise.
25057 * config/i386/i386.md: Likewise.
25058 * config/i860/i860.c: Likewise.
25059 * config/i860/i860.md: Likewise.
25060 * config/ip2k/ip2k.md: Likewise.
25061 * config/ip2k/libgcc.S: Likewise.
25062 * config/ip2k/t-ip2k: Likewise.
25063 * config/m32r/m32r.c: Likewise.
25064 * config/m32r/m32r.md: Likewise.
25065 * config/mcore/mcore.md: Likewise.
25066 * config/mips/mips.c: Likewise.
25067 * config/mips/mips.md: Likewise.
25068 * config/ns32k/ns32k.c: Likewise.
25069 * config/ns32k/ns32k.h: Likewise.
25070 * config/ns32k/ns32k.md: Likewise.
25071 * config/pa/pa.c: Likewise.
25072 * config/pa/pa.md: Likewise.
25073 * config/pdp11/pdp11.h: Likewise.
25074 * config/pdp11/pdp11.md: Likewise.
25075 * config/rs6000/rs6000.c: Likewise.
25076 * config/rs6000/rs6000.md: Likewise.
25077 * config/s390/s390-protos.h: Likewise.
25078 * config/s390/s390.c: Likewise.
25079 * config/s390/s390.md: Likewise.
25080 * config/sh/lib1funcs.asm: Likewise.
25081 * config/sh/sh.c: Likewise.
25082 * config/sh/sh.md: Likewise.
25083 * config/sh/t-sh: Likewise.
25084 * config/sparc/sparc.h: Likewise.
25085 * config/vax/vax.md: Likewise.
25086 * config/xtensa/xtensa.c: Likewise.
25087 * config/xtensa/xtensa.md: Likewise.
25088 * doc/invoke.texi: Likewise.
25089 * doc/md.texi: Likewise.
25090 * doc/rtl.texi: Likewise.
25092 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
25095 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
25096 * config/mips/mips.c (mips_declare_common_object): New function,
25097 mostly split out from...
25098 (mips_output_aligned_decl_common): ...here.
25099 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
25100 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
25101 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
25102 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
25104 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25107 * function.c (assign_parms): Fix typo from previous change.
25109 2004-07-07 Jason Merrill <jason@redhat.com>
25112 * doc/extend.texi (C++ Interface): Correct information and
25115 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
25120 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
25123 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
25126 * config/m32r/m32r.c (m32r_function_symbol): New function:
25127 Generate a symbol name RTX with the correct m32r specific flags
25129 (block_move_call): Use new function to generate correct symbol.
25130 * config/m32r/m32r-protos.h: Add prototype for new funcion.
25131 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
25134 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
25136 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
25137 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
25138 TYPE_BINFO_BASETYPE): Remove.
25139 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
25141 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
25143 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
25144 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
25145 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
25146 (struct tree_binfo): Rename base_types to base_binfos.
25147 * alias.c (record_component_aliases): Adjust BINFO macros.
25148 * dbxout.c (dbxout_type): Likewise.
25149 * dwarf2out.c (gen_member_die): Likewise.
25150 * sdbout.c (sdbout_one_type): Likewise.
25151 * tree-dump.c (deque_and_dump): Likewise.
25152 * config/i386/i386.c (classify_argument,
25153 contains_128bit_aligned_vector_p): Likewise.
25155 2004-07-07 Nick Clifton <nickc@redhat.com>
25157 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
25158 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
25160 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
25162 * vec.h: Fix the example use.
25164 2004-07-06 Richard Henderson <rth@redhat.com>
25166 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
25167 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
25168 * tree-inline.c (copy_body_r, setup_one_parameter,
25169 initialize_inlined_parameters, expand_call_inline,
25170 declare_inline_vars): Don't check it.
25171 (expand_calls_inline): Remove old version, rename new version
25172 from gimple_expand_calls_inline.
25173 * tree-optimize.c (execute_gimple): Remove.
25174 (pass_gimple): Don't run anything.
25176 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
25178 * doc/sourcebuild.texi: Use semicolons instead of commas in
25181 2004-07-06 Richard Henderson <rth@redhat.com>
25183 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
25184 (sra_walk_modify_expr, scan_init): Likewise.
25185 (generate_element_zero): Check visited before scanning children.
25186 (generate_element_init): Set visited on error.
25187 (scalarize_init): Handle generate_element_init failure similar
25190 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
25192 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
25193 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
25195 2004-07-06 Richard Henderson <rth@redhat.com>
25197 * config/i386/i386.c (legitimize_pic_address): Make static.
25198 (legitimize_address): Handle CONST with TLS operand.
25199 (ix86_expand_move): Don't call legitimize_pic_address directly.
25200 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
25202 2004-07-06 Roger Sayle <roger@eyesopen.com>
25204 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
25205 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
25206 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
25207 is currently executed unconditionally, i.e. not in "else_bb".
25209 2004-07-06 Steven Bosscher <stevenb@suse.de>
25211 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
25212 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25213 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
25214 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25215 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
25216 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25217 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
25218 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25219 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
25220 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25221 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
25222 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25223 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
25224 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25225 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
25226 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25228 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
25230 * dojump.c (do_jump): REFERENCE_EXPR is dead.
25231 * expr.c (expand_expr_real_1): Ditto.
25232 * tree-inline.c (estimate_num_insns_1): Ditto.
25233 * tree-pretty-print.c (dump_generic_node): Ditto.
25234 (op_symbol): Ditto.
25237 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
25239 * tree-ssa-pre.c (reference_node_pool): New pool.
25240 (find_or_generate_expression): Class 'r' is okay too.
25241 (create_value_expr_from): Ditto.
25242 (add_to_sets): LHS should not include vuses.
25243 (eliminate): Ditto.
25244 (compute_avail): Reverse ordering of tests.
25245 Valuize INDIRECT_REF as well.
25247 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
25249 PR rtl-optimization/16380
25250 * loop.c (check_dbra_loop): Sink comparison instructions if they
25251 do something other than set cc0.
25253 2004-07-06 James E Wilson <wilson@specifixinc.com>
25255 * doc/interface.texi (longjmp and automatic variables): Delete
25256 paragraph recommending taking the address of a variable.
25258 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
25260 * vec.h (VEC_embedded_alloc): Remove.
25261 (VEC_embedded_size, VEC_embedded_init): New.
25262 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
25264 (VEC_truncate): New.
25265 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
25266 (vec_embedded_alloc): Remove.
25267 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
25268 (vec_embedded_alloc): Remove.
25270 2004-07-06 Mark Mitchell <mark@codesourcery.com>
25272 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
25273 (gt-langhooks.h): Remove.
25275 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
25277 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
25279 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
25281 * config/sparc/sparc.c (get_pc_symbol): Rename into
25282 add_pc_to_pic_symbol.
25283 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
25284 (load_pic_register): Account for previous changes.
25285 Use reg_names. Don't create the label twice.
25286 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
25287 UNSPEC_LOAD_PCREL_SYM.
25288 (get_pc): Rename into load_pcrel_sym. Add predicate to
25289 operands. Remove condition.
25291 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
25293 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
25294 RECORD, UNION & QUAL_UNION is actually a binfo.
25296 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
25297 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
25298 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
25299 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
25300 * dwarf2out.c (add_data_member_location_attribute): Likewise.
25301 (gen_inheritance_die): Likewise.
25302 * tree-dump.c (deque_and_dump): Likewise.
25303 * doc/c-tree.texi (Binfos): Add under reconstruction note.
25305 2004-07-06 Steven Bosscher <stevenb@suse.de>
25307 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
25309 * config/mcore/mcore.md: Model memory latency with a simple DFA
25310 pipeline description instead of a define_function_unit.
25312 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25314 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
25315 * langhooks.h (var_mod_type_p): Likewise.
25316 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
25317 * expr.c (count_type_elements): Properly handle return from
25318 array_type_nelts and properly test for overflow.
25319 * gimplify.c (gimplify_init_constructor): Properly handle return
25320 from array_type_nelts.
25321 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
25322 * integrate.c (copy_decl_for_inlining): Correct comments.
25323 * tree-inline.c (remap_decl): Update comments, remove dead code,
25324 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
25325 (remap_type): Only remap if variably modified by vars in function
25327 (copy_body_r): Use compatible_type langhooks to see when can fold.
25328 (setup_one_parameter): Don't remap type.
25329 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
25330 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
25331 compute TREE_INVARIANT for decl case.
25332 (find_var_from_fn): New function.
25333 (variably_modified_type_p): Add arg and call new function.
25334 * tree.h (variably_modified_type_p): Add extra arg.
25336 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
25338 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
25339 (goto_handler_and_restore_v9): Delete disabled insn.
25340 (goto_handler_and_restore_v9_sp64): Likewise.
25342 2004-07-05 Roger Sayle <roger@eyesopen.com>
25344 * calls.c (load_register_parameters): Call expand_shift instead
25345 of expand_binop with ashl_optab (or other shift optab) directly.
25346 * expr.c (emit_group_load, emit_group_store): Likewise.
25347 * function.c (assign_parm_setup_block): Likewise.
25348 * stmt.c (shift_return_value): Likewise.
25350 2004-07-05 Jakub Jelinek <jakub@redhat.com>
25352 * expr.c (expand_assignment): Disable the bitfield += optimizations.
25354 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
25356 * doc/sourcebuild.texi: Revert previous patch.
25358 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
25360 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
25361 TARGET_MEM_FUNCTIONS.
25362 * system.h: Poison TARGET_MEM_FUNCTIONS.
25363 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
25364 bcmp_libfunc, bzero_libfunc): Remove.
25365 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
25367 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
25368 * doc/standards.texi: Don't mention calling BSD string functions.
25369 * doc/invoke.texi: Likewise. Mention that memmove may be called.
25370 * config/vax/t-memfuncs: New.
25371 * config/memcmp.c, config/memcpy.c, config/memmove.c,
25372 config/memset.c: New.
25373 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
25374 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
25376 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
25377 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
25378 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
25379 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
25380 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
25381 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
25382 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
25383 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
25384 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
25385 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
25387 2004-07-05 Richard Henderson <rth@redhat.com>
25389 * function.c (assign_parm_setup_reg): Properly rename variables in
25390 FUNCTION_ARG_CALLEE_COPIES section.
25392 2004-07-05 Zack Weinberg <zack@codesourcery.com>
25394 * tree-mudflap.c: Include cgraph.h.
25395 (mf_init_extern_trees): Rename to mudflap_init. Export.
25396 Rewrite to create synthetic declarations instead of looking
25397 up declarations from mf-runtime.h.
25398 (mf_make_builtin, mf_make_cache_struct_type): New functions.
25399 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
25400 Correct commentary.
25401 (execute_mudflap_function_decls, mudflap_register_call):
25402 Don't call mf_init_extern_trees.
25403 (mudflap_finish_file): Use cgraph_build_static_cdtor.
25405 * tree-mudflap.h: Update prototypes.
25406 * c-mudflap.c: Delete file.
25407 * c-common.c: Include tree-mudflap.h.
25408 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
25409 * Makefile.in: Remove all references to c-mudflap.o.
25410 Update dependencies.
25412 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25414 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
25415 displacements with the spatial-locality cache-control completer.
25417 2004-07-05 Zack Weinberg <zack@codesourcery.com>
25419 * langhooks.c: Don't include gt-langhooks.h.
25420 (var_labelno): Delete.
25421 (lhd_set_decl_assembler_name): Do not append a distinguishing
25422 number to file-scope internal-linkage declarations for the first
25423 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
25424 the declaration itself (if at block scope), or its containing
25425 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
25428 * opts.c (cur_in_fname): New global.
25429 * opts.h: Declare it.
25430 * tree.c: Include opts.h.
25431 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
25432 DECL_UID equal to cur_in_fname.
25433 (copy_node_stat): Do not change DECL_UID when copying a
25434 TRANSLATION_UNIT_DECL.
25435 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
25436 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
25438 * c-decl.c (c_static_assembler_name): Delete.
25439 * c-tree.h (c_static_assembler_name): Delete prototype.
25440 * c-lang.c, objc/objc-lang.c: Don't override
25441 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
25443 * Makefile.in (tree.o): Update dependencies.
25444 (GTFILES): Remove langhooks.c.
25446 2004-07-05 Roger Sayle <roger@eyesopen.com>
25448 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
25449 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
25450 Normalize "X % C" as "X % -C" for signed modulus and negative C.
25451 Optimize "X % -Y" as "X % Y" for signed modulus.
25452 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
25453 into "((unsigned) X % Y) == 0".
25455 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
25457 * sourcebuild.texi (Config Fragments): Use @comma{} in
25458 cross-reference to section title.
25460 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25462 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
25463 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
25464 (gimplify_target_expr, gimplify_expr): Likewise.
25465 (copy_if_shared_r): No longer need special case for BIND_EXPR.
25466 (unshare_body, unvisit_body): Only look at nested if BODY_P is
25468 (gimplify_compound_lval): See if we can strip any useless conversion.
25469 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
25471 (gimplify_modify_expr_to_memset): Likewise.
25472 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
25473 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
25474 (declare_inline_vars): Likewise.
25475 (walk_type_fields): New function.
25476 (walk_tree): Use it.
25477 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
25479 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
25480 (sra_walk_modify_expr): Allow init function to fail.
25481 (scan_init): Now returns bool.
25482 (generate_element_init): If can't understand INIT, return false.
25483 (scalarize_init): Return false if generate_element_init does.
25485 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
25488 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
25489 bounds if bounds aren't constant.
25491 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
25493 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
25494 to type hooks; remove bogus PARAMS.
25496 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
25498 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
25499 * dwarf2out.c (add_data_member_location_attribute): Check for
25501 * tree.c (tree_node_kinds): Add "binfos".
25502 (binfo_lang_slots): New.
25503 (make_node_stat): Add TREE_BINFO.
25504 (make_tree_binfo_stat): New.
25505 (tree_node_structure): Add TREE_BINFO.
25506 * tree.def (TREE_BINFO): New.
25507 * tree.h (REC_OR_UNION_CHECK): Rename to ...
25508 (RECORD_OR_UNION_CHECK): ... here.
25509 (NOT_RECORD_OR_UNION_CHECK): New.
25510 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
25511 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
25512 RECORD_OR_UNION_CHECK.
25513 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
25514 (TYPE_LANG_SLOT_1): New.
25515 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
25516 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
25517 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
25518 (BINFO_ELTS): Remove.
25519 (BINFO_LANG_SLOT): New.
25520 (struct tree_binfo): New.
25521 (binfo_lang_slots): Declare.
25522 (enum tree_node_structure_enum): Add TS_BINFO.
25523 (union tree_node): Add binfo.
25524 (make_tree_binfo_stat): Declare.
25525 (make_tree_binfo): New.
25526 (enum tree_node_kind): Add binfo_kind.
25528 * objc/objc-act.c (start_class, objc_declare_protocols,
25529 start_protocols): Use TYPE_LANG_SLOT_1.
25530 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
25532 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
25533 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
25534 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
25535 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
25537 2004-07-05 Steven Bosscher <stevenb@suse.de>
25539 * rtl.h (struct rtx_def): Remove the integrated flag.
25540 Use the return_val flag for MEM_SCALAR_P.
25541 Reshuffle and update flags in CLEAR_RTX_FLAGS.
25543 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
25546 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
25547 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
25550 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
25552 * var-tracking.c: Fix some comments.
25553 (frame_stack_adjust): New.
25554 (vt_stack_adjustments): Init stack_adjust of entry block to
25555 minus stack adjustment of function prologue.
25556 (adjust_stack_reference): Do not adjust if adjustment == 0.
25557 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
25558 (emit_notes_in_bb): Likewise.
25559 (vt_add_function_parameters): Do not adjust locations of
25560 function arguments.
25561 (vt_initialize): Compute the stack adjustment of function
25562 prologue and offset the initial "location" of frame_base_decl
25563 from the stack pointer after prologue.
25565 2004-07-04 Richard Henderson <rth@redhat.com>
25567 * function.c (struct assign_parm_data_all): New.
25568 (struct assign_parm_data_one): New.
25569 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
25570 assign_parm_find_data_types, assign_parms_setup_varargs,
25571 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
25572 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
25573 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
25574 assign_parm_setup_block, assign_parm_setup_reg,
25575 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
25576 (assign_parms): ... here.
25578 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
25580 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
25581 now are bitmap_set_t's.
25582 (bitmap_insert_into_set): No point in inserting the value if
25584 (bitmap_set_contains): New function.
25585 (bitmap_set_replace_value): Add comment on why we do it
25587 (set_contains): Removed.
25588 (bitmap_set_subtract_from_value_set): New name of
25589 set_subtract now that it's arguments are two different
25592 (bitmap_find_leader): Change algorithm used.
25593 (find_or_generate_expression): Update use of functions for new
25595 (create_expression_by_pieces): Ditto.
25596 (insert_aux): Ditto.
25598 (add_to_sets): Ditto.
25600 (execute_pre): Ditto.
25601 (compute_avail): Ditto.
25602 Also ignore virtual phis.
25604 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
25606 * combine.c (simplify_comparison): Fix comment typo.
25608 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
25610 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
25611 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
25612 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
25613 (output_restore): Change parameter from 'insn' to 'pat'.
25614 (output_return): Adjust call to output_restore.
25615 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
25616 Adjust call to output_restore.
25618 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
25620 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
25621 and assert system is bsd.
25623 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
25625 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
25626 (TARGET_SWITCHES): Remove -mdebugc.
25627 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
25628 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
25629 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
25630 (sle_[sd]i_reg): Delete.
25632 2004-07-04 Steven Bosscher <stevenb@suse.de>
25634 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
25636 * config/iq2000/iq2000.md: Translate old pipeline description to an
25637 equivalent new one.
25639 2004-07-04 Roger Sayle <roger@eyesopen.com>
25641 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
25642 Ensure the replacement rhs is valid gimple before performing
25643 the substitution. Return false if these sanity checks fail.
25644 (fold_stmt): Only set changed to true, if set_rhs returns true.
25645 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
25648 2004-07-04 Richard Henderson <rth@redhat.com>
25651 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
25653 2004-07-04 Mark Mitchell <mark@codesourcery.com>
25655 * configure.ac (ranlib_flags): New variable.
25656 * Makefile.in (RANLIB_FLAGS): New variable.
25657 (libbackend.a): Use it.
25658 * configure: Regenerated.
25660 2004-07-04 Roger Sayle <roger@eyesopen.com>
25662 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
25663 a "sign mask" instead of using ashr_optab directly.
25665 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
25667 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
25668 * doc/cppopts.texi: Clarify processing of command-line defines.
25670 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
25672 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
25674 2004-07-04 Richard Henderson <rth@redhat.com>
25676 * rtl.def (ADDRESSOF): Remove.
25677 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
25678 (find_base_term, memrefs_conflict_p): Likewise.
25679 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
25680 (fold_rtx, cse_insn, set_live_p): Likewise.
25681 * dwarf2out.c (mem_loc_descriptor): Likewise.
25682 (add_location_or_const_value_attribute): Likewise.
25683 * emit-rtl.c (copy_insn_1): Likewise.
25684 * explow.c (memory_address): Likewise.
25685 * expmed.c (store_split_bit_field): Likewise.
25686 * expr.c (expand_expr_real_1): Likewise.
25687 * function.c (instantiate_decl
25688 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
25689 * genrecog.c (preds, validate_pattern): Likewise.
25690 * integrate.c (copy_rtx_and_substitute): Likewise.
25691 * recog.c (general_operand, register_operand): Likewise.
25692 (memory_address_p): Likwise.
25693 * reload1.c (eliminate_regs, elimination_effects): Likewise.
25694 * rtl.c (copy_rtx): Likewise.
25695 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
25696 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
25697 * rtlhooks.c (gen_lowpart_general): Likewise.
25698 * stmt.c (expand_asm_operands): Likewise.
25699 * web.c (entry_register, replace_ref, web_main): Likewise.
25700 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
25701 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
25702 * config/arm/arm.c (thumb_rtx_costs): Likewise.
25703 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
25704 * config/frv/frv.c (move_destination_operand, move_source_operand,
25705 condexec_dest_operand, condexec_source_operand,
25706 condexec_memory_operand): Likewise.
25707 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
25708 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
25709 (destination_xfmode_operand): Likewise.
25710 * config/mips/mips.h (PREDICATE_CODES): Likewise.
25711 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
25712 * config/s390/s390.c (general_s_operand): Likewise.
25713 * config/s390/s390.md (mov*): Likewise.
25714 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
25716 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
25717 * expr.c (expand_expr_real_1): Likewise.
25718 * stmt.c (expand_decl): Likewise.
25719 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25721 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
25722 postponed_insns, put_var_into_stack, put_reg_into_stack,
25723 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
25724 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
25725 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
25726 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
25727 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
25728 purge_bitfield_addressof_replacements, purge_addressof_replacements,
25729 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
25730 struct insns_for_mem_walk_info, insns_for_mem_walk,
25731 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
25732 setjmp_protect_args): Remove.
25733 (push_function_context_to): Don't handle var_refs_queue.
25734 (pop_function_context_from, free_after_compilation): Likewise.
25735 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
25736 (assign_parms, allocate_struct_function): Likewise.
25737 (use_register_for_decl): New.
25738 (expand_function_end): Don't setjmp_protect.
25739 * function.h (struct emit_status): Update commentary.
25740 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
25741 (max_parm_reg, parm_reg_stack_loc): Remove.
25742 * passes.c (DFI_addressof): Remove.
25743 (dump_file_info): Remove addressof.
25744 (rest_of_handle_addressof): Remove.
25745 (rest_of_compilation): Don't call it.
25746 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
25747 * stmt.c (expand_decl): Use use_register_for_decl.
25748 * tree.h: Update decls.
25749 * web.c (mark_addressof): Remove.
25750 * doc/invoke.texi (-dF): Remove.
25752 2004-07-03 Richard Henderson <rth@redhat.com>
25754 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
25755 instead of gen_mem_addressof.
25756 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
25757 TImode output register.
25759 2004-07-03 Richard Henderson <rth@redhat.com>
25761 PR tree-optimization/16341
25762 * tree-sra.c (sra_walk_function): Increment to next stmt before
25763 processing the current stmt.
25764 (sra_insert_after): Always use BSI_SAME_STMT.
25766 2004-07-03 Richard Henderson <rth@redhat.com>
25768 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
25769 fp plus with minus.
25771 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
25773 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
25774 with tree_int_cst_equal.
25776 2004-07-03 Andreas Schwab <schwab@suse.de>
25778 * config/ia64/ia64.md: Define new attribute "empty".
25779 (prologue_use, nop_x, insn_group_barrier): Set it.
25781 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
25782 skip over "empty" insns.
25784 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25786 * tree-inline.c (initialize_inlined_parameters): Pass proper function
25787 context to gimplify_body.
25788 (walk_tree): Don't walk into types twice.
25789 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
25791 * tree-sra.c (generate_element_init): Remove any useless conversions.
25793 * gimplify.c (gimplify_conversion): Remove stripping useless
25794 conversions from here.
25795 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
25796 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
25797 Unshare before substituting PLACEHOLDER_EXPR.
25798 (gimplify_modify_expr_to_memset): Likewise.
25799 Pass address of TO to memset, not TO itself.
25800 (gimplify_init_constructor): Make copy of OBJECT so we have it each
25801 time we make an expression (to match a PLACEHOLDER_EXPR).
25803 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
25804 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
25805 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
25806 * tree-ssa-dom.c (local_fold): Likewise.
25808 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
25809 * langhooks.h (strct lang_hooks): New field type_max_size.
25810 * function.c (assign_temp): Call it.
25812 2004-07-03 Steven Bosscher <stevenb@suse.de>
25814 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
25815 * config/sh/sh.md: Convert the SH1 pipeline description to
25818 2004-07-02 Zack Weinberg <zack@codesourcery.com>
25820 * c-decl.c (struct c_binding): Remove contour field; add
25821 depth, invisible, nested fields.
25822 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
25823 (B_IN_EXTERNAL_SCOPE): New convenience macros.
25824 (bind): Add invisible and nested arguments. Initialize
25825 new fields of struct c_binding; adjust loop scanning for
25827 (free_binding_and_advance): Clear structure with memset.
25828 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
25829 in file scope, even if it's in external scope too.
25830 (pushdecl): Adjust to match. Create invisible file-scope
25831 declarations for block-scope forward declarations of static functions.
25832 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
25833 (undeclared_variable, lookup_label, declare_label, define_label)
25834 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
25835 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
25836 (store_parm_decls_oldstyle): Adjust to match.
25837 (diagnose_mismatched_decls): Correct handling of linkage clashes.
25838 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
25840 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
25841 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
25843 2004-07-02 Richard Henderson <rth@redhat.com>
25845 * c-decl.c (grokdeclarator): Don't frob current_function_decl
25846 around variable_size.
25847 (set_decl_nonlocal): Remove.
25848 (store_parm_decls): Add stmts for pending sizes.
25849 * calls.c (calls_function, calls_function_1): Remove.
25850 (precompute_arguments): Don't call it.
25851 * cfgexpand.c (set_save_expr_context): Remove.
25852 (tree_expand_cfg): Don't call it.
25853 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
25854 (dwarf2out_finish): Likewise.
25855 * expr.c (emit_block_move): Adjust addresses to BLKmode.
25856 (store_constructor): Don't pre-evaluate SAVE_EXPR.
25857 (safe_from_p): Don't queue SAVE_EXPRs.
25858 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
25859 or build plain VAR_DECLs.
25860 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
25862 (fold_checksum_tree): Don't special-case SAVE_EXPR.
25863 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
25864 (put_var_into_stack): Don't handle SAVE_EXPR.
25865 (gen_mem_addressof): Likewise.
25866 * function.h (struct function): Remove x_save_expr_regs.
25867 (save_expr_regs): Remove.
25868 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
25869 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
25870 * stor-layout.c (variable_size): Don't set it.
25871 (force_type_save_exprs, force_type_save_exprs_1): Remove.
25872 * tree-inline.c (remap_save_expr): Remove fn argument. Update
25873 all callers. Don't set SAVE_EXPR_CONTEXT.
25874 * tree-inline.h (remap_save_expr): Update decl.
25875 * tree.c (save_expr): Update build size.
25876 (first_rtl_op): Don't handle SAVE_EXPR.
25877 (unsave_expr_1, contains_placeholder_p): Likewise.
25878 (decl_function_context): Likewise.
25879 * tree.def (SAVE_EXPR): Remove args 1 and 2.
25880 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
25881 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
25883 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
25885 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
25886 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
25887 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
25888 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
25889 some first-person references and patronizing comments. Based on
25891 * doc/invoke.texi: Don't reference fortran@gnu.org.
25892 * doc/trouble.texi (Warning when a non-void function value is
25893 ignored): Rewrite. From Russ Allbery and Chris Devers.
25895 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
25897 * tree-ssa-pre.c (bitmap_set_t): New.
25898 (bb_value_sets): avail_out is now a bitmap_set_t.
25899 (bitmap_find_leader): New function.
25900 (bitmap_value_insert_into_set): Ditto.
25901 (bitmap_set_copy): Ditto.
25902 (bitmap_value_replace_in_set): Ditto.
25903 (bitmap_set_contains_value): Ditto.
25904 (bitmap_set_new): Ditto.
25905 (bitmap_set_pool): New pool.
25906 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
25907 (insert_aux): Ditto.
25908 (add_to_sets): Ditto.
25909 (compute_avail): Ditto
25910 (eliminate): Ditto.
25913 (execute_pre): Ditto.
25915 2004-07-02 Roger Sayle <roger@eyesopen.com>
25917 * config/rs6000/rs6000.c (struct processor_costs): New structure
25918 used to hold instruction latencies/sizes for processor types.
25919 (rs6000_cost): New global variable pointing to current CPU's costs.
25920 (rs6000_override_options): Initialize rs6000_cost to point to the
25921 appropriate cost table based upon rs6000_cpu and optimize_size.
25922 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
25925 2004-07-02 Richard Henderson <rth@redhat.com>
25927 * expmed.c (make_tree): Don't use SET_DECL_RTL.
25929 2004-07-02 Steven Bosscher <stevenb@suse.de>
25931 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
25933 2004-07-01 Richard Henderson <rth@redhat.com>
25935 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
25936 (alpha_gp_save_rtx): Use assign_stack_local instead of
25939 2004-07-01 Richard Henderson <rth@redhat.com>
25941 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
25942 (alpha_rtx_cost_data): Update to match.
25943 (alpha_rtx_cost_size): New.
25944 (alpha_rtx_costs): Honor optimize_size.
25946 2004-07-01 Richard Henderson <rth@redhat.com>
25948 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
25949 * cfgexpand.c (tree_expand_cfg): Do it here.
25950 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
25951 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
25952 * config/mips/mips.c (mips_output_mi_thunk): And here.
25953 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
25954 * config/sh/sh.c (sh_output_mi_thunk): And here.
25955 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
25957 2004-07-01 Richard Henderson <rth@redhat.com>
25959 * tree.def (RTL_EXPR): Remove.
25960 * c-typeck.c (lvalue_p): Don't handle it.
25961 * expr.c (safe_from_p): Likewise.
25962 (expand_expr_real_1): Likewise.
25963 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
25964 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
25965 * gengtype.c (adjust_field_tree_exp): Likewise.
25966 * stmt.c (warn_if_unused_value): Likewise.
25967 * tree-gimple.c (recalculate_side_effects): Likewise.
25968 * tree-pretty-print.c (dump_generic_node): Likewise.
25969 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
25970 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
25971 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
25973 * stmt.c (struct stmt_status): Remove x_last_expr_type,
25974 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
25975 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
25976 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
25977 all the bits that tracked last_expr.
25978 (expand_end_bindings): Don't track last_expr.
25979 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
25980 (clear_last_expr): Remove.
25981 (expand_asm): Don't call it.
25982 (expand_asm_operands, expand_end_cond): Likewise.
25983 (expand_naked_return, expand_null_return_1): Likewise.
25984 * c-typeck.c (c_begin_compound_stmt): Likewise.
25985 * cfgexpand.c (expand_block): Use expand_expr_stmt.
25986 * expr.c (expand_expr_real_1): Likewise.
25987 * tree.h: Update prototypes.
25989 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
25990 (struct emit_status): Remove sequence_rtl_expr.
25991 (struct function): Remove x_rtl_expr_chain.
25992 (seq_rtl_expr, rtl_expr_chain): Remove.
25993 * function.c (struct temp_slot): Remove rtl_expr.
25994 (assign_stack_temp_for_type): Don't set it.
25995 (free_temp_slots, pop_temp_slots): Don't check it.
25996 (free_after_compilation): Don't clear x_rtl_expr_chain.
25997 (fixup_var_refs): Don't search it.
25998 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
25999 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
26001 (push_topmost_sequence): Likewise.
26002 (end_sequence, init_emit): Likewise.
26003 (start_sequence_for_rtl_expr): Remove.
26004 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
26005 * rtl.h (preserve_rtl_expr_result): Remove.
26007 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
26009 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
26010 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
26013 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
26015 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
26016 (STANDARD_STARTFILE_PREFIX_2): Define.
26017 (standard_startfile_prefix_1): Initialize to
26018 STANDARD_STARTFILE_PREFIX_1.
26019 (standard_startfile_prefix_2): Initialize to
26020 STANDARD_STARTFILE_PREFIX_2.
26021 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
26022 (STANDARD_STARTFILE_PREFIX_1): Define.
26023 (STANDARD_STARTFILE_PREFIX_2): Define.
26024 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
26025 (STANDARD_STARTFILE_PREFIX_2): Document.
26027 2004-07-01 Richard Henderson <rth@redhat.com>
26029 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
26030 in order to disable scalarization. Instead set a flag and wait
26031 for a candidate decl.
26033 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
26035 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
26036 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
26037 Use terminology "testsuite" and "enumerated".
26039 2004-07-01 Richard Henderson <rth@redhat.com>
26041 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
26042 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
26043 (initial_return_save): Likewise.
26044 (flush_queued_reg_saves): Remap register numbers.
26045 (dwarf2out_return_reg): Likewise.
26047 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26049 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
26051 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
26052 access functions for lower bound and element size and only output
26053 if lower bound nonzero or element size not same as that of type.
26054 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
26056 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26058 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
26060 2004-07-01 Per Bothner <per@bothner.com>
26062 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
26064 2004-07-01 Jakub Jelinek <jakub@redhat.com>
26066 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
26067 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
26068 first operand. Don't optimize if the bitfield is volatile.
26070 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26072 * c-pretty-print.c (pp_c_postfix_expression): Handle
26073 floating-point comparison operators.
26074 (pp_c_expression): Pass floating-point comparison
26075 operators to pp_c_postfix_expression.
26077 2004-07-01 Roger Sayle <roger@eyesopen.com>
26079 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
26080 rtx_cost instead of "had_mult" to determine whether the transformed
26081 expression is cheaper than the original.
26083 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
26085 * alias.c (get_alias_set, canon_rtx, get_addr,
26086 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
26088 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
26089 expand_builtin): Likewise.
26090 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
26092 * combine.c (can_combine_p, combinable_i3pat, try_combine,
26093 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
26094 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
26095 record_dead_and_set_regs_1, get_last_value_validate,
26096 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
26097 * cse.c (check_dependence, canon_hash, equiv_constant,
26098 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
26099 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
26100 count_reg_usage): Likewise.
26101 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
26102 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
26103 cselib_record_sets): Likewise.
26104 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
26105 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
26106 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
26107 * df.c (df_uses_record): Likewise.
26108 * dojump (do_jump): Likewise.
26109 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
26110 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
26111 decl_start_label): Likewise.
26112 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
26113 operand_subword, change_address_1, make_safe_from): Likewise.
26114 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
26115 stabilize, force_not_mem): Likewise.
26116 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
26117 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
26118 * expr.c (convert_move, convert_modes, emit_block_move,
26119 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
26120 emit_move_insn_1, expand_assignment, store_expr,
26121 store_constructor_field, store_constructor, store_field,
26122 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
26124 * final.c (cleanup_subreg_operands, alter_subreg,
26125 get_mem_expr_from_op): Likewise.
26126 * flow.c (notice_stack_pointer_modification_1,
26127 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
26129 * function.c (mark_temp_addr_taken, preserve_temp_slots,
26130 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
26131 optimize_bit_field, flush_addressof, purge_addressof_1,
26132 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
26133 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
26134 keep_stack_depressed): Likewise.
26135 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
26136 noce_process_if_block, find_memory): Likewise.
26137 * integrate.c (subst_constants, allocate_initial_values): Likewise.
26138 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
26139 update_equiv_regs): Likewise.
26140 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
26141 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
26142 * optabs.c (expand_abs, emit_unop_insn): Likewise.
26143 * passes.c (rest_of_handle_final): Likewise.
26144 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
26145 move2add_note_store): Likewise.
26146 * ra-build.c (detect_remat_webs): Likewise.
26147 * ra-debug.c (dump_static_insn_cost): Likewise.
26148 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
26149 * recog.c (validate_change, apply_change_group, cancel_changes,
26150 validate_replace_rtx_1, general_operand, register_operand,
26151 nonmemory_operand, push_operand, pop_operand, memory_operand,
26152 indirect_operand, asm_operand_ok, offsettable_memref_p,
26153 offsettable_nonstrict_memref_p, constrain_operands,
26154 store_data_bypass_p): Likewise.
26155 * reg-stack.c (subst_stack_regs_pat): Likewise.
26156 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
26157 copy_cost, reg_scan_mark_refs): Likewise.
26158 * regmove.c (optimize_reg_copy_3, stack_memref_p,
26159 combine_stack_adjustments_for_block): Likewise.
26160 * regrename.c (copyprop_hardreg_forward_1): Likewise.
26161 * reload.c (can_reload_into, push_reload, decompose, immune_p,
26162 find_reloads, find_reloads_address, find_reloads_address_1,
26163 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
26164 find_equiv_reg): Likewise.
26165 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
26166 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
26167 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
26168 delete_address_reloads): Likewise.
26169 * resource.c (mark_referenced_resources): Likewise.
26170 * rtlanal.c (get_jump_table_offset, count_occurrences,
26171 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
26172 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
26173 num_sign_bit_copies1): Likewise.
26174 * rtlhooks.c (gen_lowpart_general): Likewise.
26175 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
26176 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
26177 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
26178 sdbout_global_decl): Likewise.
26179 * simplify-rtx.c (simplify_subreg): Likewise.
26180 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
26181 expand_anon_union_decl, expand_end_case_type): Likewise.
26182 * unroll.c (calculate_giv_inc): Likewise.
26183 * var-tracking.c (stack_adjust_offset_pre_post,
26184 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
26185 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
26186 vt_add_function_parameters): Likewise.
26187 * varasm.c (make_var_volatile, notice_global_symbol,
26188 assemble_external, decode_addr_const, mark_weak,
26189 default_encode_section_info): Likewise.
26191 2004-07-01 Steven Bosscher <stevenb@suse.de>
26193 * stmt.c (check_seenlabel): Remove.
26194 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
26196 2004-07-01 Richard Henderson <rth@redhat.com>
26198 * function.h (struct function): Remove x_function_call_count.
26199 (function_call_count): Remove.
26200 * calls.c (expand_call): Don't set it.
26201 * integrate.c (copy_rtx_and_substitute): Likewise.
26203 * function.h (struct function): Remove x_cleanup_label.
26204 (cleanup_label): Remove.
26205 * stmt.c (expand_value_return): Don't use it.
26206 * function.c (free_after_compilation): Don't set it.
26207 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
26208 * cfgexpand.c (tree_expand_cfg): Update call.
26209 * tree.h (expand_function_start): Update decl.
26211 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
26214 * c-lang.c (c_initialize_diagnostics): Move from here ...
26215 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
26216 (c_tree_printer): Use pretty-printer to format %T.
26217 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
26218 before '*' if not C++.
26219 (pp_c_direct_abstract_declarator): Don't try to print array upper
26220 bound for flexible array members.
26221 * c-tree.h: Include "diagnostic.h".
26222 (c_initialize_diagnostics): Declare.
26223 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
26224 * c-format.c (format_type_warning): New function. Improve
26225 diagnostics for incorrect format argument types.
26226 (check_format_types): Use it. Add two parameters. Use the
26227 TYPE_MAIN_VARIANT of wanted_type.
26228 (check_format_info_main): Pass new parameters to
26229 check_format_types.
26230 (struct format_wanted_type): Update comment.
26232 2004-07-01 Nick Clifton <nickc@redhat.com>
26234 * target.h (struct gcc_target): Add new field to struct cxx:
26235 import_export_class.
26236 * target-def.h (TARGET_CXX): Initialise the new field.
26237 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
26239 * doc/tm.texi: Document the new target hook.
26241 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26243 * builtins.c (fold_builtin_classify): Fix typo.
26245 2004-07-01 Richard Henderson <rth@redhat.com>
26247 * function.c (identify_blocks, identify_blocks_1): Remove.
26248 * function.h (identify_blocks): Remove.
26249 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
26251 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26253 * builtins.c (fold_builtin_classify): New.
26254 (fold_builtin_unordered_cmp): Fix commentary.
26255 (fold_builtin): Use it.
26256 * builtins.def: Define builtins for isnan,
26257 isnanf, isnanl, finite, finitef, finitel,
26258 isinf, isinff, isinfl.
26260 2004-07-01 Richard Henderson <rth@redhat.com>
26262 * function.h (struct function): Remove dont_emit_block_notes.
26263 * gimple-low.c (lower_function_body): Don't set it.
26264 * cfgexpand.c (expand_block): Don't check it.
26265 * cfglayout.c (insn_locators_initialize): Likewise.
26266 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
26267 * passes.c (rest_of_compilation): Likewise.
26268 * stmt.c (expand_start_bindings_and_block): Likewise.
26269 (expand_end_bindings): Likewise.
26271 2004-07-01 Richard Henderson <rth@redhat.com>
26273 * cgraph.h (cgraph_build_static_cdtor): Declare.
26274 * cgraphunit.c (cgraph_build_static_cdtor): New.
26275 * c-objc-common.c (build_cdtor): Use it.
26276 * coverage.c (create_coverage): Likewise.
26277 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
26278 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
26280 See ChangeLog.11 for earlier changes.