1 2004-12-23 Alan Modra <amodra@bigpond.net.au>
4 * function.c (split_complex_args): Set DECL_ARTIFICIAL and DECL_IGNORED_P
5 for real and imaginary parts if the parm is addressable.
6 (assign_parms_unsplit_complex): If parm addressable, save real
7 and imaginary parts to a stack temp. Pass assign_parm_data_all.
8 (assign_parms): Adjust assign_parms_unsplit_complex call.
10 2004-12-22 Daniel Berlin <dberlin@dberlin.org>
12 * tree.h (DECL_PTA_ALIASVAR): Dead.
13 (struct tree_decl): Remove alias_var field.
15 2004-12-22 Nathan Sidwell <nathan@codesourcery.com>
17 * system.h (IN_RANGE): Restore HOST_WIDE_INT cast.
18 * tree.h (IS_EXPR_CODE_CLASS): Do not use IN_RANGE.
20 2004-12-22 Richard Henderson <rth@redhat.com>
21 Uros Bizjak <uros@kss-loka.si>
23 * config/i386/i386.md (truncdfsf2): Don't create stack temp when
24 using sse math only. Use truncdfsf2_with_temp.
25 (truncdfsf2_with_temp): New.
26 (truncdfsf_fast_i387): Rename from truncdfsf2_noop. Add memory
28 (truncdfsf_mixed): Rename from truncdfsf2_1_sse. Compress duplicate
30 (truncdfsf_fast_sse): Rename from truncdfsf2_2. Remove f alternative.
31 (truncdfsf2_3, truncdfsf2_sse_only): Remove.
32 (truncdfsf_i387): Rename from truncdfsf2_1. Compress duplicates.
33 (truncdfsf_fast_mixed): New.
34 (truncdfsf splitters): Remove all except the 387 load/store split.
35 (truncxfsf2_1, truncxfdf2_1): Unify enable constraint with
36 respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH and
38 (*truncxf{s,d}f2_1): Rename to *truncxf{s,d}f2_mixed.
39 (truncxf{s,d}f2_noop) Rename to truncxf{d,s}f2_i387_noop.
40 (*truncxf{s,d}f2_i387): New patterns.
41 (*truncxf{s,d}f2_2): Rename to *truncxf{s,d}f2_i387_1.
42 (truncxf{s,d}f2, fmod{s,d}f3, drem{s,d}f3, log1p{s,d}f2,
43 rint{s,d}f2, floor{s,d}f2, ceil{s,d}f2, btrunc{s,d}f2,
44 nearbyint{s,d}f2): Use renamed patterns.
46 2004-12-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
48 * tree.h (TYPE_SIZES_GIMPLIFIED): New.
49 * function.c (gimplify_parm_type): Don't gimplify type if already done.
50 * gimplify.c (gimplify_decl_expr): Likewise.
51 (gimplify_type_sizes): Set TYPE_SIZES_GIMPLIFIED. Examine nested
54 2004-12-22 Richard Henderson <rth@redhat.com>
56 * gimplify.c (eval_save_expr): Remove.
57 (gimplify_one_sizepos): Unshare expr before gimplifying.
58 * stor-layout.c (variable_size): Revert 2004-12-19 change.
59 (layout_decl): Revert 2004-12-18 change.
60 (layout_type): Revert 2004-12-21 change.
62 2004-12-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
64 * tree-sra.c (type_can_be_decomposed_p): Reject variable sized types.
66 2004-12-22 Mark Mitchell <mark@codesourcery.com>
68 * Makefile.in (install-common): Remove special-case code for when
71 2004-12-22 Jan Beulich <jbeulich@novell.com>
73 * config.gcc: Add dbxelf.h to NetWare's tm_file.
74 * config/i386/netware-crt0.c: Prototype __init_environment and
75 __deinit_environment prior to their definition.
76 (__init_environment): Correct invokation of constructor function.
77 * config/i386/netware.h (TARGET_OS_CPP_BUILTINS): Use
78 builtin_define_std rather than builtin_define on IAPX386.
79 * config/i386/nwld.h: Disable stabs debugging info with the linker
81 * config/i386/t-nwld (SHLIB_LINK): Do not use a temporary file for
82 the output. Add -posix to the options as that is the more compatible
84 * gthr-nks.h: Formatting.
85 (__gthread_mutex_init_function): Kill the dubious use of
86 NX_MUTEX_RECURSIVE as it is now clear that the traditional mutexes
87 were not meant to be recursive.
88 (__gthread_recursive_mutex_t, __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION,
89 __gthread_recursive_mutex_init_function,
90 __gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
91 __gthread_recursive_mutex_unlock): New.
93 2004-12-22 Alexandre Oliva <aoliva@redhat.com>
95 * config/mips/t-linux64: Remove code that messed with $(SPECS).
96 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES): Move
98 (MULTILIB_EXTRA_OPTS, CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S):
100 * config/mips/linux64.h (DRIVER_SELF_SPECS): Don't handle
102 (SUBTARGET_TARGET_SWITCHES): Likewise.
104 2004-12-21 Andrew Pinski <pinskia@physics.uc.edu>
107 * pointer-set.c (pointer_set_contains): Add back.
108 * pointer-set.h (pointer_set_contains): Add back.
110 2004-12-21 Richard Henderson <rth@redhat.com>
112 * gimplify.c (eval_save_expr): New.
113 (gimplify_one_sizepos): Use it.
114 * stor-layout.c (layout_type): Unshare TYPE_MIN/MAX_VALUE.
116 2004-12-21 Nathan Sidwell <nathan@codesourcery.com>
118 * system.c (IN_RANGE): Use plain unsigned, not unsigned
120 * tree.def (VOID_TYPE, INTEGER_TYPE, REAL_TYPE, COMPLEX_TYPE,
121 VECTOR_TYPE, OFFSET_TYPE, ENUMERAL_TYPE, BOOLEAN_TYPE, CHAR_TYPE,
122 POINTER_TYPE, REFERENCE_TYPE, METHOD_TYPE, FUNCTION_TYPE,
123 FILE_TYPE, ARRAY_TYPE, RECORD_TYPE, UNION_TYPE,
124 QUAL_UNION_TYPE): Reorder for better code efficiency.
125 (CONST_DECL, TYPE_DECL, VAR_DECL, FIELD_DECL, PARM_DECL): Likewise.
126 (INDIRECT_REF, ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): Likewise.
127 * tree.h (INDIRECT_REF_P): Reorder checks for better optimization.
128 (IS_EXPR_CODE_CLASS): Use IN_RANGE.
129 (INTEGRAL_TYPE_P, FLOAT_TYPE_P): Reorder checks for better
132 2004-12-21 David O'Brien <obrien@FreeBSD.org>
134 * config/freebsd-spec.h: Use KSE pthread lib for -pthread.
136 2004-12-21 James A. Morrison <phython@gcc.gnu.org>
139 * c-decl.c (pushdecl): Remove block trying to merge static function
140 declarations at block scope to file scope declarations.
142 2004-12-21 James A. Morrison <phython@gcc.gnu.org>
145 * c-parse.in (initdcl): Don't process a declaration if start_decl fails.
146 (notype_initdcl): Don't process a declaration if start_decl fails.
147 * c-decl.c (start_decl): Fail if grokdeclarator fails.
148 (grokdeclarator): Fail if a function definition has an invalid storage
150 * c-typeck.c (start_init): Treat error_mark_node the same as 0.
152 2004-12-21 Richard Henderson <rth@redhat.com>
154 * config/i386/i386.c (x86_sse_split_regs): Rename from
155 x86_sse_partial_regs.
156 * config/i386/i386.h (x86_sse_split_regs): Likewise.
157 (TARGET_SSE_SPLIT_REGS): Rename from TARGET_SSE_PARTIAL_REGS.
158 * config/i386/i386.md (*): Update to match. Remove two
159 floatsisf splitters that use it.
161 * config/i386/i386.h (x86_sse_partial_regs_for_cvtsd2ss): Remove.
163 * config/i386/i386.c (x86_sse_partial_regs_for_cvtsd2ss): Remove.
164 * config/i386/i386.h (TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS): Remove.
165 * config/i386/i386.md (truncdfsf2_1_sse): Don't test it.
166 (truncdfsf2_2, truncdfsf2_sse_only): Likewise.
167 (truncdfsf2_1_sse_nooverlap, truncdfsf2_2_nooverlap): Remove.
168 (truncdfsf2_sse_only_nooverlap): Remove.
170 * config/i386/i386.h (TARGET_SSE_TYPELESS_LOAD0): Remove.
172 2004-12-21 Eric Botcazou <ebotcazou@libertysurf.fr>
174 * expr.c (emit_group_load_1): Return the source if the move
175 is a regular move between complex values.
177 2004-12-20 Roger Sayle <roger@eyesopen.com>
180 * config/rs6000/rs6000.c (current_file_function_operand): Only check
181 current_function_decl's DECL_RTL if it has already been set.
183 2004-12-20 Roger Sayle <roger@eyesopen.com>
186 * function.c (pop_function_context_from): Don't reset reg_renumber.
188 2004-12-20 Eric Botcazou <ebotcazou@libertysurf.fr>
191 * expr.c (write_complex_part): Use a subreg if the original object
192 is a hard reg that spans an even number of regs or a MEM.
193 (read_complex_part): Likewise.
195 2004-12-20 Mark Mitchell <mark@codesourcery.com>
197 * Makefile.in (install-common): Do not install the specs file
198 unless SPECS is defined.
200 2004-12-20 Zdenek Dvorak <dvorakz@suse.cz>
202 PR rtl-optimization/18942
203 * simplify-rtx.c (simplify_relational_operation_1): Simplify
204 x + cst1 == cst2 to x == cst2 - cst1. Made static.
206 2004-12-20 Matt Austern <austern@apple.com>
209 * c-common.c (set_builtin_user_assembler_name): New.
210 * c-common.h (set_builtin_user_assembler_name): Declare.
211 * c-decl.c (finish_decl): Use set_builtin_user_assembler_name
213 2004-12-20 Diego Novillo <dnovillo@redhat.com>
215 PR tree-optimization/19080
217 Merge from tree-cleanup-branch
219 * tree-flow-inline.h (clear_call_clobbered): New function.
220 * tree-ssa-alias.c (init_alias_info): Call it.
222 2004-12-20 Richard Henderson <rth@redhat.com>
224 * config/i386/i386.md (sse2_movsd): Remove ix86_binary_operator_ok
227 2004-12-20 Steven Bosscher <stevenb@suse.de>
228 Andrew Pinski <pinskia@physics.uc.edu>
233 * expr.c (categorize_ctor_elements_1): Count the total number
234 of elements in the constructor.
235 (categorize_ctor_elements): Return it in a new argument.
236 * tree.h (categorize_ctor_elements): Adjust prototype.
237 * gimplify.c (gimplify_init_ctor_eval_range): New.
238 (gimplify_init_ctor_eval): Gimplify RANGE_EXPR.
239 (gimplify_init_constructor): Block clear the object if the
240 constructor has fewer elements than the object type. Only try
241 to add assignments to individual elements when we have to.
243 2004-12-20 Richard Henderson <rth@redhat.com>
245 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
246 long_long_integer_type_node in building V2DI_type_node.
248 * config/i386/emmintrin.h: Use __vector_size__ instead of vector_size.
249 * config/i386/mmintrin.h, config/i386/xmmintrin.h: Likewise.
251 2004-12-20 Ben Elliston <bje@au.ibm.com>
253 * doc/md.texi (Expander Definitions): Use @emph instead of @strong
254 around Note: text to workaround a limitation of the Info format.
255 * doc/cpp.texi (Invocation): Likewise.
256 * doc/cppopts.texi: Likewise.
258 2004-12-19 Dale Johannesen <dalej@apple.com>
260 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Don't
261 reference operand 1 of ADDR_EXPRs.
263 2004-12-19 Mark Mitchell <mark@codesourcery.com>
265 * defaults.h (ASM_OUTPUT_INTERNAL_LABEL): New macro.
266 * output.h (assemble_name_raw): Declare it.
267 * system.h (ASM_OUTPUT_INTERNAL_LABEL): Do not poison it.
268 * varasm.c (assemble_name_raw): New function.
269 (assemble_name): Use it.
270 (default_internal_label): Likewise.
271 * config/darwin.c (darwin_asm_output_dwarf_delta): Likewise.
272 * doc/tm.texi (ASM_OUTPUT_INTERNAL_LABEL): Document.
274 2004-12-19 Richard Henderson <rth@redhat.com>
277 * stor-layout.c (variable_size): Force creation of a SAVE_EXPR.
279 2003-12-19 Steven Bosscher <stevenb@suse.de>
281 * config/i386/i386.c (ix86_split_to_parts): Use an array with
282 four elements for decoding a CONST_DOUBLE on 64 bits targets.
284 2004-12-19 Bernardo Innocenti <bernie@develer.com>
286 * config/m68k/m68kemb.h (TARGET_OS_CPP_BUILTINS): Remove redundant
287 definition of mc68000, already present in TARGET_CPU_CPP_BUILTINS.
289 2004-12-18 Daniel Berlin <dberlin@dberlin.org>
291 * lambda-code.c (can_convert_to_perfect_nest): Make checking
292 match up with what perfect_nestify can actually handle.
293 (perfect_nestify): Don't return false in the phi node loop.
295 2004-12-18 Richard Henderson <rth@redhat.com>
297 * config/i386/i386.md (SSEINT16): New.
298 (movv16qi, movv8hi, movv4si, movv2di): Compress via macros.
299 (movv16qi_internal, movv8hi_internal, movv4si_internal,
300 movv2di_internal): Compress via macros. Add SSE zero alternative.
301 Fix pure SSE alternatives to use 'x' instead of 'Y'.
303 (movv8qi, movv4hi, movv2si, movv8qi_internal, movv4hi_internal,
304 movv2si_internal): Compress via macros.
305 (SSEPUSH, MMXPUSH): New.
306 (pushv18qi, pushv8hi, pushv4si, pushv2di, pushti, pushv4sf, pushv2df,
307 pushv8qi, pushv4hi, pushv2si, pushv2sf): Compress via macros.
309 2004-12-18 Richard Henderson <rth@redhat.com>
312 * c-decl.c (store_parm_decls): Clarify get_pending_sizes insertion
314 * c-objc-common.c (c_cannot_inline_tree_fn): Remove pending sizes
316 * c-tree.h (struct lang_decl): Remove pending_sizes.
317 * function.c: Include tree-gimple.h
318 (assign_parm_setup_reg): Remove callee-copies code.
319 (gimplify_parm_type, gimplify_parameters): New functions.
320 (expand_pending_sizes): Remove.
321 (expand_function_start): Don't call it.
322 * gimplify.c (gimplify_expr): Examine DECL_VALUE_EXPR for PARM_DECL.
323 (gimplify_body): Add do_parms argument. Use gimplify_parameters.
324 (gimplify_function_tree): Setup cfun. Update gimplify_body call.
325 * tree-gimple.h (gimplify_body): Update decl.
326 * tree-inline.c (initialize_inlined_parameters): Update gimplify_body
328 * tree.h (gimplify_parameters): Declare.
329 * Makefile.in (function.o): Depend on TREE_GIMPLE_H.
331 2004-12-18 Richard Henderson <rth@redhat.com>
333 * c-decl.c (finish_struct): Add DECL_EXPR for variable sized
334 structures seen inside functions.
336 2004-12-18 Richard Henderson <rth@redhat.com>
338 * c-decl.c (grokdeclarator): Save variable array size before
339 subtracting 1, rather than after.
341 2004-12-18 Eric Botcazou <ebotcazou@libertysurf.fr>
344 * varasm.c (asm_emit_uninitialised): Return early if
345 a custom section is requested.
346 (assemble_variable): Revert 2002-03-15 patch.
348 2004-12-18 Richard Henderson <rth@redhat.com>
350 * stor-layout.c (layout_decl): Use unshare_expr, not unsave_expr.
352 2004-12-18 Zdenek Dvorak <dvorakz@suse.cz>
354 PR tree-optimization/18800
355 * params.def (PARAM_IV_ALWAYS_PRUNE_CAND_SET_BOUND): New parameter.
356 * tree-ssa-loop-ivopts.c (struct iv_ca): Add n_cands field.
357 (ALWAYS_PRUNE_CAND_SET_BOUND): New macro.
358 (iv_ca_set_no_cp, iv_ca_set_cp, iv_ca_new): Update n_cands field.
359 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_n_cands, iv_ca_prune):
361 (iv_ca_extend): Return number of candidates in the set.
362 (try_add_cand_for): Add argument to iv_ca_extend calls.
363 (try_improve_iv_set): Use iv_ca_prune.
364 * doc/invoke.texi (iv-always-prune-cand-set-bound): Document.
366 2004-12-18 Zdenek Dvorak <dvorakz@suse.cz>
368 PR rtl-optimization/19001
369 * loop-iv.c (iv_number_of_iterations): Record assumptions for loops
370 with power of two step to 'infinite' field.
372 2004-12-18 Roger Sayle <roger@eyesopen.com>
374 * Makefile.in (stor-layout.o): Depend upon gt-stor-layout.h.
375 (tree-ssa-propagate.o): Depend upon gt-tree-ssa-propagate.h.
376 (tree-ssa-operands.o): Depend upon gt-tree-ssa-operands.h.
377 (tree-mudflap.o): Depend upon gt-tree-mudflap.h.
378 (expr.o): Depend upon gt-expr.h.
379 (regclass.o): Depend upon gt-regclass.h.
380 (bitmap.o): Depend upon gt-bitmap.h.
381 (lists.o): Depend upon gt-lists.h.
383 (cfgexpand.o): Don't depend upon gt-tree-cfg.h.
385 (GTFILES): Remove fold-const.c.
386 (gt-stmt.h, gt-fold-const.h, gt-input.h, gt-tree-ssa-ccp.h):
389 2004-12-18 Richard Henderson <rth@redhat.com>
391 * stor-layout.c (layout_decl): Unshare size expressions copied
394 * fold-const.c (multiple_of_p): Handle BIT_AND_EXPR when
395 BOTTOM is a power of two.
397 2004-12-18 Richard Henderson <rth@redhat.com>
399 * tree-nested.c (save_tmp_var): New.
400 (struct walk_stmt_info): Add is_lhs.
401 (walk_stmts) <MODIFY_EXPR>: Be more accurate with setting of
402 val_only; set is_lhs.
403 (convert_nonlocal_reference): Use save_tmp_var when is_lhs;
404 clear is_lhs when appropriate.
405 (convert_local_reference): Likewise.
407 2004-12-18 Richard Earnshaw <rearnsha@arm.com>
409 * arm/ieee754-sf.S (floatdisf): Fix label definition in FPA
412 2004-12-18 Roger Sayle <roger@eyesopen.com>
414 * ifcvt.c (total_bb_rtx_cost): Rename function to cheap_bb_rtx_cost_p.
415 Take a max_cost argument to avoid scanning large blocks, by returning
416 a Boolean instead of a total. Include the cost of a "fstp %st(0)"
417 instruction required to pop dead values off of a register stack.
419 2004-12-18 Roger Sayle <roger@eyesopen.com>
422 * expr.c (expand_expr_real_1) <MAX_EXPR>: Ensure that target, op0
423 and op1 are all registers (or constants) before expanding the RTL
424 comparison sequence [to avoid reg_overlap_mentioned (target, op1)].
426 2004-12-18 Eric Botcazou <ebotcazou@libertysurf.fr>
428 PR rtl-optimization/16968
429 * loop.c (scan_loop): Stop scanning the loop for movable
430 insns as soon as an optimization barrier is encountered.
432 2004-12-17 Zack Weinberg <zack@codesourcery.com>
435 * toplev.c (compile_file): Call process_pending_assemble_externals
436 just before targetm.asm_out.file_end.
438 2004-12-17 Diego Novillo <dnovillo@redhat.com>
440 tree-optimization/18501
441 * tree-optimize.c (init_tree_optimization_passes): Run
442 pass_late_warn_uninitialized before the last DCE run.
444 2004-12-17 Richard Henderson <rth@redhat.com>
446 * config/i386/i386.c (x86_64_reg_class_name): Re-indent.
447 (classify_argument, examine_argument, construct_container,
448 merge_classes): Remove prototypes.
449 (type_natural_mode): Split out from ...
450 (function_arg): ... here.
451 (gen_reg_or_parallel): Remove alt_mode argument. Update callers.
452 Use orig_mode unless it's BLKmode.
453 (construct_container): Add orig_mode argument. Update callers.
454 Use gen_reg_or_parallel for SSE registers.
455 (ix86_function_value): Use type_natural_mode.
456 (ix86_gimplify_va_arg): Likewise.
457 (ix86_hard_regno_mode_ok): Always accept all SSE, MMX, 3DNOW modes in
458 SSE registers; always accept all MMX, 3DNOW modes in MMX registers.
459 * config/i386/i386.h (VALID_SSE2_REG_MODE): Don't include
461 * config/i386/i386.md (attribute mode): Add V1DF.
462 (movsi_1): Use 'x' instead of 'Y' constraints.
463 (movsi_1_nointernunit, movdi_2, movdi_1_rex64): Likewise.
464 (movdi_1_rex64_nointerunit): Likewise.
465 (movdf_nointeger, movdf_integer): Likewise. Handle SSE1.
466 (movsf_1, movsf_1_nointerunit): Line up constraint alternatives.
467 (swapsf): Use fp_register_operand, don't disable for TARGET_SSE.
469 (swapxf): Enable only for TARGET_80387.
470 (movv2sf, movv2sf_internal, pushv2sf): Enable for MMX.
471 (movtf): Remove double-check for TARGET_64BIT.
472 (movv2df_internal): Enable for SSE1.
473 (movv8hi_internal, movv16qi_internal): Likewise.
474 (movv2df, movv8hi, movv16qi): Likewise.
475 (pushv2di, pushv8hi, pushv16qi, pushv4si): Likewise.
476 (pushdi2_rex64, movv4sf_internal, movv4si_internal, movv2di_internal,
477 movv8qi_internal, movv4hi_internal, movv2sf_internal,
478 movv2df_internal, movv8hi_internal, movv16qi_internal,
479 movti_internal): Add leading '*' to name.
481 2004-12-17 Dale Johannesen <dalej@apple.com>
483 * c-decl.c (diagnose_mismatched_decls): Accept mismatched
484 function types: void with previous implicit int.
486 2004-12-17 Andreas Krebbel <krebbel1@de.ibm.com>
488 * config/s390/s390.c (s390_gimplify_va_arg): Set alias set to
491 2004-12-17 Jan Beulich <jbeulich@novell.com>
494 * config/i386/i386.c (enum x86_64_reg_class): Define
495 X86_64_COMPLEX_X87_CLASS.
496 (x86_64_reg_class_names): Add name for X86_64_COMPLEX_X87_CLASS.
497 (merge_classes): Handle X86_64_COMPLEX_X87_CLASS.
498 (classify_argument): XCmode is X86_64_COMPLEX_X87_CLASS.
499 (examine_argument): X86_64_COMPLEX_X87_CLASS requires two
500 registers when dealing with a return value.
501 (construct_container): Handle X86_64_COMPLEX_X87_CLASS.
502 Eliminate impossible case of two X87/X87UP pairs (this now is
503 being expressed by a single COMPLEX_X87).
504 (x86_libcall_value): XCmode gets returned in st0/st1.
506 2004-12-17 Steven Bosscher <stevenb@suse.de>
508 * tree.c (type_contains_placeholder_1): Always return false
509 for VECTOR_TYPE if its TREE_TYPE does not contain a placeholder.
511 2004-12-17 Uros Bizjak <uros@kss-loka.si>
513 * config/i386/i386.md (extendsfdf2, *extendsfdf2_1,
514 *extendsfdf2_1_sse_only): Unify enable constraint with
515 respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH
516 and TARGET_MIX_SSE_I387.
517 (*extendsfdf2_i387): New insn pattern.
518 (*extendsfdf2_1): Rename to *extendsfdf2_mixed. Fix
519 register constraint for operand 0.
520 (*extendsfdf2_1_sse_only): Rename to *extendsfdf2_sse.
521 (*extend{s,d}fxf2_1): Rename to *extend{s,d}fxf2_i387.
523 2004-12-16 Andrew Pinski <pinskia@physics.uc.edu>
526 * config/darwin.c (machopic_symbol_defined_p): Return false
527 if the binds local and is a common symbol.
529 2004-12-16 Richard Henderson <rth@redhat.com>
531 * config/i386/i386.md (extv, extzv, insv): Revalidate the
532 operand with ext_register_operand.
534 2004-12-16 Kazu Hirata <kazu@cs.umass.edu>
536 * global.c: Fix a comment typo.
538 2004-12-16 Eric Botcazou <ebotcazou@libertysurf.fr>
539 Roger Sayle <roger@eyesopen.com>
541 PR tree-optimization/18707
542 * cfgloopmanip.c (create_preheader): Move the preheader
543 only if the latch was falling through to the header.
545 2004-12-16 Danny Smith <dannysmith@users.sourceforge.net>
548 * config/i386/cygwin.h (GTHREAD_USE_WEAK): Define to 0.
550 2004-12-16 Richard Henderson <rth@redhat.com>
551 Aldy Hernandez <aldyh@redhat.com>
553 * simplify-rtx.c (simplify_replace_rtx): Do not blindly replace
556 2004-12-16 H.J. Lu <hongjiu.lu@intel.com>
559 * config/alpha/t-osf4 (SHLIB_LINK): Use `.backup' as the suffix
560 to back up the existing shared library.
561 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
562 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
563 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
564 * config/sh/t-linux (SHLIB_LINK): Likewise.
565 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
566 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
567 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
568 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
570 * config/i386/t-nwld (SHLIB_LINK): Don't use the temporary
573 2004-12-16 Richard Henderson <rth@redhat.com>
575 * Makefile.in (MD_DEPS, s-mddeps): New.
576 (s-config, s-conditions, s-flags, s-codes, s-constants, s-emit,
577 s-recog, s-opinit, s-extract, s-peep, s-attr, s-attrtab, s-output,
578 s-preds): Depend on MD_DEPS instead of md_file.
579 (genobjnames): Add genmddeps.o
580 (build/genmddeps, build/genmddeps.o): New.
581 (mostlyclean): Remove mddeps.mk.
582 * genmddeps.c: New file.
583 * gensupport.c (include_callback): New.
584 (process_include): Call it.
585 * gensupport.h (include_callback): Declare.
587 2004-12-16 Nathan Sidwell <nathan@codesourcery.com>
589 * local-alloc.c (block_alloc): Replace IN_RANGE with simple
592 * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
594 2004-12-16 Mark Dettinger <dettinge@de.ibm.com>
596 * config/s390/s390.c (struct processor_costs): Two new fields:
598 (s390_rtx_costs): Added handling of multipy and add in SFmode.
599 More precise values for cost of multiply and add.
601 2004-12-15 Richard Henderson <rth@redhat.com>
604 * config/i386/i386.md (sse compare splitter): Test for SF and DFmode
605 explicitly instead of using VALID_SSE_REG_MODE.
607 2004-12-15 Richard Henderson <rth@redhat.com>
610 * config/i386/i386.md (swaphi_1): Swap with swaphi_2, allow with
612 (swapqi_1): Rename from swapqi. Enable only for no partial reg
613 stall and optimize_size.
615 (swaphi_1, swaphi_2, swapqi_1): Add athlon_decode.
616 (swapsi, swaphi_1, swaphi_2, swapqi_1, swapdi): Remove modrm override.
618 2004-12-16 Uros Bizjak <uros@kss-loka.si>
620 * config/i386/i386.md (*floathisf2_i387, *floathidf2_i387):
621 Also enable for TARGET_MIX_SSE_I387.
623 2004-12-16 Uros Bizjak <uros@kss-loka.si>
625 * config/i386/i386.md (sqrt{s,d}f2_1, sqrt{s,d}f2_1_sse_only,
626 sqrt{s,d}f2_i387): Unify enable constraint with respect to
627 TARGET_SSE, TARGET_SSE2, TARGET_USE_FANCY_MATH_387,
628 TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
629 (sqrt{s,d}f2_1): Rename to *sqrt{s,d}f2_mixed.
630 (sqrt{s,d}f2_1_sse_only): Rename to *sqrt{s,d}f2_sse.
631 (sqrt{s,d}f2_i387): Rename to *sqrt{s,d}f2_i387.
632 (*sqrtextendsfdf2): Also enable for TARGET_MIX_SSE_I387.
633 (*sqrtextend?f?f2): Rename to *sqrtextendsfdf2_i387.
635 2004-12-16 Uros Bizjak <uros@kss-loka.si>
637 * config/i386/i386.md (*fop_?f_comm_{,sse,nosse},
638 *fop_?f_1_{,sse,nosse}, *fop_{d,x}f_{2,3,4,5,6}): Unify enable
639 constraint with respect to TARGET_80387, TARGET_SSE, TARGET_SSE2,
640 TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
641 (*fop_?f_{comm,1}): Rename to *fop_?f_{comm,1}_mixed.
642 (*fop_?f_{comm,1}_nosse): Rename to *fop_?f_{comm,1}_i387.
643 (*fop_{d,x}f_{2,3,4,5,6}): Rename to *fop_{d,x}f_{2,3,4,5,6}_i387.
645 2004-12-15 H.J. Lu <hongjiu.lu@intel.com>
648 * configure.ac: Define HAVE_LD_STATIC_DYNAMIC if linker supports
649 -Bstatic/-Bdynamic option.
650 * config.in: Regenerated.
651 * configure: Likewise.
653 * gcc.c (init_spec): Pass -Bstatic/-Bdynamic to ld for static
654 -lunwind if possible.
656 2004-12-15 Daniel Berlin <dberlin@dberlin.org>
658 * cfgloop.c (flow_loops_dump): Don't print out levels.
659 (flow_loops_find): Don't set loop->levels.
660 (flow_loops_level_compute): Make void.
661 * cfgloop.h (struct loops): Remove levels member.
662 Add comment about loops in parray possibly being NULL.
664 2004-12-15 Alexandre Oliva <aoliva@redhat.com>
666 * reload.c (SMALL_REGISTER_CLASS_P): New.
667 (push_secondary_reload, find_reusable_reload, find_reloads): Use
668 it instead of testing only the class size.
670 2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr>
673 * tree-inline.c (expand_call_inline): Set TREE_SIDE_EFFECTS
674 on the STMT_EXPR wrapping up the inlined body.
676 2004-12-15 Vladimir Makarov <vmakarov@redhat.com>
677 Steven Bosscher <stevenb@suse.de>
680 * global.c: Update comments in a few places.
681 (check_earlyclobber): Return true if there are early clobber
683 (calculate_local_reg_bb_info): Do not try to mark earlyclobber
684 regs if there are none.
685 (bb_info, allocate_bb_info, free_bb_info, modify_reg_pav,
686 make_accurate_live_analysis): Rename pavin, pavout to live_pavin,
688 (modify_bb_reg_pav): Remove.
689 (calculate_reg_pav): Use code from modify_bb_reg_pav.
690 (temp_bitmap): New variable.
691 (calculate_reg_pav): Allocate/deallocate temp_bitmap.
693 2004-12-15 Richard Henderson <rth@redhat.com>
696 * config/i386/i386.c (ix86_must_pass_in_stack): Don't return true
698 (gen_reg_or_parallel): New.
699 (function_arg): Use it.
700 (ix86_hard_regno_mode_ok): Test SSE1 and SSE2 separately,
701 MMX and 3DNOW separately.
702 (ix86_rtx_costs): Simplify FLOAT_EXTEND case.
703 (ix86_vector_mode_supported_p): Test SSE1 and SSE2 separately.
704 * config/i386/i386.h (VALID_SSE2_REG_MODE): Move SSE2 cases from ...
705 (VALID_SSE_REG_MODE): ... here.
707 2004-12-15 David Edelsohn <edelsohn@gnu.org>
709 * xcoffout.c (xcoffout_declare_function): Change strncpy to memcpy.
711 2004-12-15 Ian Lance Taylor <ian@wasabisystems.com>
713 * config/arm/arm.c (arm_xscale_rtx_costs): Increase cost of
715 * config/arm/arm.md (mulsi3_compare0): Don't check
717 (mulsi_compare0_scratch, mulsi3_addsi_compare0): Likewise.
718 (mulsi3addsi_compare0_scratch): Likewise.
720 2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr>
723 * libgcc-std.ver (GCC_3.4.4): Inherit from GCC_3.4.2.
724 Export __absvti2, __addvti3, __mulvti3, __negvti2 and __subvti3.
725 * libgcc2.c (__addvsi3): Rename to __addvSI3.
726 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
727 (__addvdi3): Rename to __addvDI3.
728 (__subvsi3): Rename to __subvSI3. Use word type for the result.
729 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
730 (__subvdi3): Rename to __subvDI3.
731 (_mulvsi3): Rename to _mulvSI3.
732 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
733 (_mulvdi3): Rename to _mulvDI3.
734 (__negvsi2): Rename to __negvSI2.
735 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
736 (__negvdi2): Rename to __negvDI2.
737 (__absvsi2): Rename to __absvSI2.
738 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
739 (__absvdi2): Rename to __absvDI2.
740 * libgcc2.h (64-bit targets): Define COMPAT_SIMODE_TRAPPING_ARITHMETIC.
741 (__absvSI2, __addvSI3, __subvSI3, __mulvSI3, __negvSI2, __absvDI2,
742 __addvDI3, __subvDI3, __mulvDI3, __negvDI2): Define to the appropriate
744 (__absvsi2, __addvsi3, __subvsi3, __mulvsi3, __negvsi2): Declare if
745 COMPAT_SIMODE_TRAPPING_ARITHMETIC.
747 2004-12-15 Kazuhiro Inaoka <inaoka.kazuhiro@reneasas.com>
749 * config/m32r/m32r.h (PREFERRED_DEBUGGING_TYPE):
752 * config/m32r.c (m32r_legitimize_pic_address): Changed
753 to support GOTOFF relocation.
754 * config/m32r.md (UNSPEC_GOTOFF): New.
755 (gotoff_load_addr): New.
757 2004-12-15 Richard Sandiford <rsandifo@redhat.com>
759 * config/mips/mips.c (mips_arg_info): Use FUNCTION_ARG_BOUNDARY to
760 decide whether an argument is double-word aligned.
762 2004-12-15 Richard Henderson <rth@redhat.com>
764 * config/i386/i386.md: Fix missing modes on cmove splitters.
766 2004-12-15 Jan Beulich <jbeulich@novell.com>
768 * mklibgcc.in (libgcc2_c_dep): Add dependency on libgcc2.h.
770 2004-12-15 Uros Bizjak <uros@kss-loka.si>
772 * config/i386/i386.md (floathisf2, *floathisf2_1, floatsisf2,
773 *floatsisf2_i387, *floatsisf2_sse, floatdisf2,
774 *floatdisf2_i387_only, *floatdisf2_i387, *floatdisf2_sse,
775 floathidf2, *floathidf2_1, *floatsidf2_i387, *floatsidf2_sse,
776 floatdidf2, *floatdidf2_i387_only, *floatdidf2_i387,
777 *floatdidf2_sse, floatunssisf2, floatunsdisf2, floatunsdidf2):
778 Unify enable constraint with respect to TARGET_80387, TARGET_SSE,
779 TARGET_SSE2, TARGET_64BIT, TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
780 (*float?i?f_i387): Rename to *float?i?f2_mixed.
781 (*float?i?f2_1): Rename to *float?i?f2_i387.
782 (*float?i?f2_i387_only): Rename to *float?i?f2_i387.
783 (float?ixf2): Penalize integer register operand.
785 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
788 * configure.ac: Add GAS check for HP-UX .nsubspa comdat.
789 * configure, config.in: Rebuilt.
790 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY): Delete
792 * config/pa/pa.c (pa_select_section): Allow uninitialized variables in
793 one-only (comdat) subspaces.
794 * config/pa/som.h (SUPPORTS_SOM_COMDAT): New define.
795 (SUPPORTS_ONE_ONLY): True if SUPPORTS_WEAK or SUPPORTS_SOM_COMDAT are
797 (MAKE_DECL_ONE_ONLY): Place uninitialized variables in common.
799 2004-12-14 Ian Lance Taylor <ian@wasabisystems.com>
801 * combine.c (combine_validate_cost): Consider cost of
802 undobuf.other_insn rather than always allowing the recombination
805 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
807 * pa-host.c (MAP_FAILED): Define if not defined.
808 (pa_gt_pch_use_address): Handle short reads.
810 2004-12-14 Richard Henderson <rth@redhat.com>
813 * config/i386/i386.c (x86_use_bt): New.
814 (ix86_expand_unary_operator): Use MEM_P.
815 (ix86_expand_fp_absneg_operator): New.
816 * config/i386/i386.h (x86_use_bt): Declare.
817 (TARGET_USE_BT): New.
818 * config/i386/i386-protos.h: Update.
819 * config/i386/i386.md (negsf2): Use ix86_expand_fp_absneg_operator.
820 (negdf2, negxf2, abssf2, absdf2, absxf2): Likewise.
821 (negsf2_memory, negsf2_ifs, negsf2_if, negdf2_memory, negdf2_ifs,
822 negdf2_ifs_rex64, negdf2_if, negdf2_if_rex64, negxf2_if,
823 abssf2_memory, abssf2_ifs, abssf2_if, absdf2_memory, absdf2_ifs,
824 absdf2_ifs_rex64, absdf2_if, absxf2_if): Remove.
825 (absnegsf2_mixed, absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed,
826 absnegdf2_sse, absnegdf2_i387, absnegxf2_i387): New. Merge all
827 neg and abs splitters. Handle DFmode in general regs in 64-bit mode.
828 (negextendsfdf2, absextendsfdf2): Disable for non-mixed sse math.
829 (btsq, btrq, btcq): New. Add peepholes as well.
830 (movv4sf_internal splitter): Postpone til after reload.
831 (movv2di_internal splitter): Likewise.
832 * config/i386/predicates.md (const_0_to_63_operand): New.
833 (absneg_operator): New.
835 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
837 * pa.h (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P):
838 Check register number and that reg_renumber is nonzero before using it.
840 2004-12-14 Steve Ellcey <sje@cup.hp.com>
842 * doc/invoke.texi (IA-64 options): Add existing options that
843 weren't already listed.
845 2004-12-14 Jeff Law <law@redhat.com>
847 * tree-outof-ssa.c (coalesce_abnormal_edges): Pass the correct target
848 partition to conflict_graph_merge_regs.
850 2004-12-14 Uttam Pawar <uttamp@us.ibm.com>
851 Janis Johnson <janis187@us.ibm.com>
853 * rs6000.c (rs6000_handle_altivec_attribute_tree): Report errors
854 for vector types with invalid component types.
856 2004-12-14 Jakub Jelinek <jakub@redhat.com>
859 * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2,
860 expand_builtin_mathfn_3): Avoid using arguments passed to
861 save_expr after that call.
863 * fold-const.c (fold_single_bit_test): If flag_syntax_only, pretend
864 LOAD_EXTEND_OP is not defined.
865 (fold): Likewise. If flag_syntax_only, don't depend on BITS_PER_WORD.
867 2004-12-14 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
869 * tree.def, doc/c-tree.texi: Correctly document restrictions on the
872 2004-12-14 Kazu Hirata <kazu@cs.umass.edu>
874 * expr.h (expand_modifier): Define EXPAND_STACK_PARM as 1.
876 2004-12-14 Richard Earnshaw <rearnsha@arm.com>
879 arm-cores.def (arm926ej-s, arm1026ej-s, arm1136j-s, arm1136-jfs)
880 (arm1176jz-s, arm1176jzf-s, mpcorenovfp, mpcore): Add load-scheduling
883 2004-12-14 Diego Novillo <dnovillo@redhat.com>
885 * tree-gimple.c (get_base_address): Update documentation.
887 2004-12-13 Richard Henderson <rth@redhat.com>
890 * passes.c (rest_of_clean_state): Fix computation of
891 preferred_incoming_stack_boundary.
893 2004-12-13 Wolfgang Bangerth <bangerth@dealii.org>
895 * reload.h: Remove struct needs and its only use.
897 2004-12-13 Roger Sayle <roger@eyesopen.com>
899 PR rtl-optimization/18928
900 * simplify_rtx.c (plus_minus_operand_p): New function to encode
901 the test for suitable operands for calls to simplify_plus_minus.
902 Only allow (CONST (PLUS x y)) if both x and y are CONSTANT_P.
903 (simplify_binary_operation): Use plus_minus_operand_p.
905 2004-12-13 Alexandre Oliva <aoliva@redhat.com>
908 * tree-inline.c (setup_one_parameter): Don't directly map a
909 parameter to the address of another variable of the same
912 2004-13-12 Steven Bosscher <stevenb@suse.de>
914 * basic-block.h (PROP_POSTRELOAD): Do not include PROP_AUTOINC, we
915 can never create autoinc insns after reload.
917 2004-12-13 Jeff Law <law@redhat.com>
918 Kazu Hirata <kazu@cs.umass.edu>
920 PR tree-optimization/18694
921 * tree-ssa-dom.c (thread_across_edge): Do not thread jumps if a
922 PHI argument is set from a PHI_RESULT in the same block and the
923 PHI argument is not the same as the PHI result.
925 2004-12-13 David Edelsohn <edelsohn@gnu.org>
927 * xcoffout.c (xcoffout_declare_function): Always strip storage
930 2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
933 * config/darwin.c (darwin_assemble_visibility): Fix minor diagnostic
934 problem, adding a space at the end of the string before concatenation.
936 2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
938 * c-common.c (fname_as_string): Free namep if we are returning
941 * tree-ssa-dom.c (record_edge_info): Fix memory leak.
943 2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
945 * tree-cfg.c (remove_useless_stmts_cond): Call fold on COND_EXPR_COND.
947 2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
949 * tree-ssa-dom.c (record_equivalences_from_phis): Speed up by
950 doing a pointer comparison.
952 * tree-ssa-dom.c (record_equivalences_from_phis): Add a
955 * defaults.h, stmt.c, tree-cfg.c, tree-ssa-dce.c: Fix comment
958 2004-12-13 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
960 * config/m32r/t-linux (SHLIB_MAPFILES): Add libgcc-glibc.ver to
961 the list rather than replacing the existing value.
963 2004-12-13 Richard Henderson <rth@redhat.com>
965 * cfg.c (dump_flow_info): Don't dump pseudo info after reload.
967 2004-12-13 Richard Henderson <rth@redhat.com>
969 * Makefile.in (insn-preds.o): Depend on REGS_H.
970 * genpreds.c (write_insn_preds_c): Include regs.h.
971 * config/i386/predicates.md (index_register_operand): Use
972 REG_OK_FOR_INDEX_STRICT_P and REG_OK_FOR_INDEX_NONSTRICT_P.
974 * config/i386/i386.h (REG_CLASS_FROM_LETTER): Add 'l'.
975 * config/i386/i386.md (lea_general_1, lea_general_1_zext,
976 lea_general_2, lea_general_2_zext, lea_general_3, lea_general_3_zext,
977 adddi_1_rex64, addsi_1, addsi_1_zext, addhi_1_lea, addqi_1_lea,
978 ashldi3_1_rex64, ashlsi3_1, ashlsi3_1_zext, ashlhi3_1_lea,
979 ashlqi3_1_lea): Use 'l' for index register operand.
980 (ashldi3_1_rex64 splitter): Use index_register_operand.
981 (ashlsi3_1 splitter): Be more careful with modes.
983 2004-12-13 Danny Smith <dannysmith@users.sourceforge.net>
986 * defaults.h (TARGET_USE_JCR_SECTION): New macro.
987 * doc/tm.texi (TARGET_USE_JCR_SECTION): Document it.
988 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Override
991 2004-12-13 Uros Bizjak <uros@kss-loka.si>
995 * config/i386/i386.md (sse_movss, sse2_movsd, sse2_movhpd):
996 Fix wrong vec_merge selector bitmask.
998 2004-12-12 Richard Henderson <rth@redhat.com>
1001 * reg-stack.c (move_nan_for_stack_reg): New.
1002 (subst_stack_regs_pat): Use it.
1003 (move_for_stack_reg): Handle source register not live with a nan.
1005 2004-12-12 Richard Henderson <rth@redhat.com>
1007 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatch
1008 errors across operations.
1010 2004-12-12 Di-an Jan <dianj@freeshell.org>
1012 * doc/passes.texi (Pass Manager): Correct list of source files.
1014 2004-12-12 Richard Henderson <rth@redhat.com>
1016 * expr.c (emit_move_change_mode): New.
1017 (emit_move_via_alt_mode): Use it.
1019 2004-12-12 Nathanael Nerode <neroden@gcc.gnu.org>
1020 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1023 * dojump.c (do_compare_and_jump): Only canonicalize function pointers
1024 in a comparison if both sides are function pointers.
1026 2004-12-12 Richard Henderson <rth@redhat.com>
1029 * config/i386/i386.md (all splits and peepholes): Use flags_reg_operand
1030 and compare_operator to propagate the input CC mode to the output.
1031 * config/i386/predicates.md (compare_operator): New.
1033 2004-12-12 Andrew Pinski <pinskia@physics.uc.edu>
1036 * expr.c (get_inner_reference): Remove NON_LVALUE_EXPR, NOP_EXPR,
1038 (handled_component_p): Likewise.
1040 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
1042 * reg-stack.c (convert_regs_2): Free stack.
1044 * tree-ssa-dom.c (thread_across_edge, dom_opt_finalize_block): Fix
1047 2004-12-12 Daniel Berlin <dberlin@dberlin.org>
1049 * tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null.
1050 * tree-ssa-loop-im.c (determine_lsm): tree_root may not have a real
1053 2004-12-12 Diego Novillo <dnovillo@redhat.com>
1055 * tree-gimple.c (get_base_address): Update documentation.
1057 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
1059 * lcm.c (optimize_mode_switching): Free ptr even when mode_set
1062 2004-12-12 Roger Sayle <roger@eyesopen.com>
1064 * reg-stack.c (change_stack): Avoid placing the new top-of-stack in
1065 its correct location during popping if we need to permute the stack
1066 afterwards. Attempt to preserve the original stack ordering.
1068 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
1070 * lcm.c (optimize_mode_switching): Free insert and delete in
1073 2004-12-11 David Edelsohn <edelsohn@gnu.org>
1074 Ulrich Weigand <uweigand@de.ibm.com>
1077 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Reload all
1078 constants into all register classes intersecting with FLOAT_REGS
1080 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Same.
1081 * config/rs6000/rs6000.md (movdi_internal32): Ignore FPRs when
1082 choosing register preferences.
1083 (movdi_internal64): Same.
1085 2004-12-11 Kazu Hirata <kazu@cs.umass.edu>
1087 * tree-into-ssa.c (rewrite_ssa_into_ssa): Free SSA_NAME_AUX
1088 before we release an SSA_NAME.
1090 2004-12-11 Roger Sayle <roger@eyesopen.com>
1093 * fold-const.c (fold_unwidened_comparison): Use omit_one_operand
1094 instead of constant_boolean_node as arg0 may have side-effects.
1096 2004-12-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1098 * pa-host.c (pa_gt_pch_use_address): Use lseek and read to copy PCH
1099 file to anonymous private map.
1101 2004-12-10 Roger Sayle <roger@eyesopen.com>
1105 * dojump.c (do_jump): When attempting to reverse the effects of
1106 fold_single_bit_test, we need to STRIP_NOPS and narrowing type
1107 conversions, and handle BIT_XOR_EXPR that's used to invert the
1108 sense of the single bit test.
1110 2004-12-10 Devang Patel <dpatel@apple.com>
1113 * gcc.c (main): Do not break out of loop when error is reported while
1114 processing one source file.
1116 2004-12-10 Diego Novillo <dnovillo@redhat.com>
1118 * tree-into-ssa.c (REWRITE_THIS_STMT): Define.
1119 (mark_def_sites): Clear REWRITE_THIS_STMT for statements that
1120 don't need any operands rewritten.
1121 (rewrite_stmt): Ignore statements that don't need to be
1123 (rewrite_operand): Validate that an existing SSA_NAME is
1124 identical to the current reaching definition of the operand.
1126 2004-12-10 Diego Novillo <dnovillo@redhat.com>
1128 * tree-dfa.c (mark_call_clobbered_vars_to_rename): New function.
1129 * tree-vectorizer.c (vectorizable_load): Call it.
1130 * tree-flow.h (mark_call_clobbered_vars_to_rename): Declare.
1131 * tree-sra.c (mark_all_v_defs): Also mark VUSEs for renaming.
1133 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
1135 * regmove.c (combine_stack_adjustments_for_block): Free
1136 memlist if it hasn't been freed.
1138 2004-12-10 Ziemowit Laski <zlaski@apple.com>
1140 * c-typeck.c (lookup_field): Check if a TYPE_LANG_SPECIFIC
1141 pointer field is set before dereferencing it.
1143 2004-12-10 Andrew Pinski <pinskia@physics.uc.edu>
1146 * tree-cfg.c (remove_bb): Put the moved label at the beginning
1149 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
1151 * tree-data-ref.c (free_data_refs): Free each data_reference
1154 * tree-ssa-dom.c (thread_across_edge): Speed up by avoiding a
1155 call to is_gimple_min_invariant if we know the result.
1157 2004-12-10 Jeff Law <law@redhat.com>
1159 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
1160 redundant test of v_ann->mem_tag_kind.
1162 * tree-ssa-operands.c (get_indirect_ref_operands): Remove
1163 redundant conditional clearing opf_kill_def.
1165 2004-12-10 Richard Sandiford <rsandifo@redhat.com>
1167 * config/frv/frv-modes.def: Fix comment typos.
1168 (CC_NZ): Define new mode.
1169 * config/frv/frv-protos.h (frv_select_cc_mode): Declare.
1170 (condexec_intop_cmp_operator): Delete.
1171 * config/frv/frv.c (comparison_string): New function.
1172 (frv_print_operand): Use it to handle 'c' and 'C'.
1173 (relational_operator): Redefine in terms of integer_relational_operator
1174 and float_relational_operator.
1175 (signed_relational_operator, unsigned_relational_operator): Delete.
1176 (integer_relational_operator): New predicate, combining the above.
1177 Check the mode of the first operand but leave frv.md to check the rest.
1178 (float_relational_operator): Just check the mode of the first operand
1179 and leave frv.md to check the rest.
1180 (intop_compare_operator): Assume the result is compared with zero
1181 in mode CC_NZmode. Allow PLUS and MINUS. Leave frv.md to check
1182 the operand predicates.
1183 (condexec_intop_cmp_operator): Delete.
1184 (frv_ifcvt_modify_tests, frv_ifcvt_modify_multiple_tests)
1185 (frv_hard_regno_mode_ok): Handle CC_NZmode.
1186 (frv_select_cc_mode): New function.
1187 * config/frv/frv.h (SELECT_CC_MODE): Use frv_select_cc_mode.
1188 (REVERSIBLE_CC_MODE): Include CC_NZmode.
1189 (PREDICATE_CODES): Replace entries for signed_relational_operand and
1190 unsigned_relational_operator with one for integer_relational_operator.
1191 Delete entry for condexec_intop_cmp_operator.
1192 * config/frv/frv.md (movcc_nz, *internal_movcc_nz, reload_incc_nz)
1193 (reload_outcc_nz, *cmpsi_cc_nz, *cond_exec_cmpsi_cc_nz): New patterns.
1194 (*combo_intop_compare2, *combo_intop_compare4): Delete.
1195 (*combo_intop_compare1): Change mode to CC_NZ.
1196 (*combo_intop_compare2): Likewise. Renamed from *combo_intop_compare3.
1197 (branch_{un,}signed_true, branch_{un,}signed_false)
1198 (*scc_{un,}signed, *scc_neg1_{un,}signed, *ck_{un,}signed)
1199 (*movqicc_internal1_{un,}signed, *movqicc_internal2_{un,}signed)
1200 (*movhicc_internal1_{un,}signed, *movhicc_internal2_{un,}signed)
1201 (*movsicc_internal1_{un,}signed, *movsicc_internal2_{un,}signed)
1202 (*movsfcc_has_fprs_{un,}signed, *movsfcc_no_fprs_{un,}signed)
1203 (*return_{unsigned_,}true, *return_{unsigned_,}false): Merge these
1204 pattern pairs. Use integer_relational_operator. Remove mode from
1207 2004-12-10 Mark Dettinger <dettinge@de.ibm.com>
1209 * config/s390/s390.c (struct processor_costs): New fields ml,
1211 (s390_rtx_costs): Added the missing handling of multiply & add,
1212 square root, and umulsidi.
1214 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
1216 * expmed.c (synth_mult): Initialize new_limit.latency before
1217 making a recursive call.
1219 2004-12-10 Nick Clifton <nickc@redhat.com>
1221 * config/mn10300/mn10300.c (legitimate_address_p): Reject address
1222 whose index is itself the sum of two other parts.
1224 2004-12-10 Alan Modra <amodra@bigpond.net.au>
1226 * config/t-slibgcc-sld (SHLIB_LINK): Correct symlink.
1228 2004-12-10 Uros Bizjak <uros@kss-loka.si>
1230 * config/i386/i386.md (*cmpfp_sf): Change type attribute to "multi".
1232 2004-12-09 Richard Henderson <rth@redhat.com>
1235 * attribs.c (decl_attributes): Use relayout_decl.
1236 * c-common.c (handle_mode_attribute): Copy all relevant type
1237 parameters from the new underlying integral type.
1239 2004-12-09 Richard Henderson <rth@redhat.com>
1241 * c-common.c (shorten_compare): Don't special-case min/maxval
1244 2004-12-09 Richard Sandiford <rsandifo@redhat.com>
1246 * simplify-rtx.c (simplify_subreg): In the CONCAT case, check whether
1247 the request subreg is entirely contained in the requested component.
1248 (simplify_gen_subreg): Return null for CONCATs that are rejected
1250 * expmed.c (store_bit_field): Create a temporary when changing the
1251 value to an integer mode.
1253 2004-12-09 David Edelsohn <edelsohn@gnu.org>
1255 * real.c (ibm_extended): Correct comment.
1257 2004-12-09 Stan Shebs <shebs@apple.com>
1259 * config/rs6000/darwin-asm.h: New file, 32/64-bit assembly macros
1260 formerly in darwin-tramp.asm.
1261 * config/rs6000/darwin-tramp.asm: Include darwin-asm.h.
1262 * config/rs6000/darwin-fpsave.asm: Use 32/64-bit macros.
1263 * config/rs6000/t-darwin: Add dependencies.
1265 2004-12-09 Richard Henderson <rth@redhat.com>
1268 * config/i386/i386.md (testqi_1_maybe_si, andqi_2_maybe_si): New.
1269 (test_qi_1, andqi_2): Do not promote to simode.
1271 2004-12-09 Andrew Pinski <pinskia@physics.uc.edu>
1274 * tree-chrec.c (chrec_convert): Use fold_convert
1277 2004-12-09 Matt Rice <ratmice@yahoo.com>
1279 PR preprocessor/18102
1280 * c-incpath.c (remove_duplicates): Check for construct
1283 2004-12-09 Dorit Naishlos <dorit@il.ibm.com>
1285 * genopinit.c (vec_realign_store_optab): Initialization removed.
1286 * optabs.c (optab_for_tree_code): REALIGN_STORE_EXPR case removed.
1287 * optabs.h (optab_index): OTI_vec_realign_store Removed.
1288 (vec_realign_store_optab): Removed.
1289 * target-def.h (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Removed.
1290 * target.h (builtin_mask_for_store): Removed.
1291 * tree.def (REALIGN_STORE_EXPR): Removed.
1292 * config/rs6000/rs6000.c (rs6000_builtin_mask_for_store): Removed.
1293 (altivec_builtin_mask_for_store): Removed.
1294 (altivec_init_builtins): Removed initialization of
1295 altivec_builtin_mask_for_store.
1297 * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
1298 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): New.
1300 2004-12-09 Nathan Sidwell <nathan@codesourcery.com>
1302 * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
1304 * tree.def (SET_TYPE): Remove.
1305 (CONSTRUCTOR): Update description.
1306 * builtins.c (type_to_class) Remove SET_TYPE case.
1307 * dbxout.c (dbxout_type): Likewise.
1308 * dwarf2out.c (is_base_type): Likewise.
1309 (gen_set_type_die): Remove.
1310 (gen_type_die): Remove SET_TYPE case.
1311 * expr.c (count_type_elements): Likewise.
1312 (mostly_zeroes_p): Likewise.
1313 (store_constructor): Likewise.
1314 * print_tree.c (print_node): Likewise.
1315 * stor-layout.c (layout_type): Likewise.
1316 * tree-browser.c (browse_tree): Likewise.
1317 * tree-inline.c (remap_type): Likewise.
1318 * tree-pretty-print.c (dump_generic_node): Likewise.
1319 * tree.c (type_contains_plaeholder_1, type_hash_eq,
1320 variably_modified_type_p, initializer_zerop): Likewise.
1321 * tree.h (SET_OR_ARRAY_CHECK): Remove.
1322 (AGGREGATE_TYPE_P): Remove SET_TYPE check.
1323 (TYPE_DOMAIN): Use ARRAY_TYPE_CHECK.
1324 * typeclass.h (enum type_class): Remove set_type_class.
1325 * varasm.c (const_hash_1): Remove SET_TYPE case.
1326 (compare_constant, copy_constant, output_constant): Likewise.
1327 * config/i386/i386.c (classify_argument): Likewise.
1328 * config/ia64/ia64.c (hfa_element_mode): Likewise.
1329 * config/sparc/sparc.c (sparc_type_code): Likewise.
1332 * tree-inline.c (estimate_num_insns_1): Add RANGE_EXPR case.
1334 2004-12-08 Richard Henderson <rth@redhat.com>
1336 * config/i386/i386.md: Use FLAGS_REG everywhere.
1338 2004-12-08 Eric Christopher <echristo@redhat.com>
1340 * config/mips/mips.c (mips_scalar_mode_supported_p): Rewrite
1341 to avoid call to default function.
1343 2004-12-08 Zack Weinberg <zack@codesourcery.com>
1346 * varasm.c (pending_assemble_externals): New static.
1347 (assemble_external_real): Meat of assemble_external split out
1348 to this new function.
1349 (process_pending_assemble_externals): New function.
1350 (assemble_external): Use gcc_assert. If flag_unit_at_a_time
1351 is true and the basic test passes, merely cons the decl onto
1352 the pending list to be handled later.
1353 * tree.h: Declare process_pending_assemble_externals.
1354 * cgraphunit.c (cgraph_optimize): Call it.
1356 * config/h8300/h8300.h: Do not define ASM_OUTPUT_EXTERNAL.
1358 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
1360 * cfgloopmanip.c (create_preheader): Speed up by "unrolling"
1361 and simplifying FOR_EACH_EDGE.
1363 2004-12-08 Richard Sandiford <rsandifo@redhat.com>
1365 * config/frv/frv.c (frv_sort_insn_group): Always initialize
1368 2004-12-08 Nathan Sidwell <nathan@codesourcery.com>
1371 * gimplify.c (canonicalize_addr_expr): Cope with array of
1373 (gimplify_conversion): Remove redundant checks.
1375 * doc/trouble.texi (Non-bugs): Clarify empty loop removal.
1377 2004-12-08 Uros Bizjak <uros@kss-loka.si>
1379 * config/i386/i386.c (output_387_binary_op,
1380 ix86_prepare_fp_compare_args): Fix is_sse condition.
1382 2004-12-07 Uros Bizjak <uros@kss-loka.si>
1384 * config/i386/i386-protos.h (ix86_split_fp_branch): New rtx
1387 * config/i386/i386.c (output_fp_compare): Fix is_sse condition.
1388 Use EFLAGS_P only when fcomi insn should be used. Fix handling
1389 of eflags_p variable. Change alt table accordingly. For non-fcomi
1390 compare insn always use trailing fnstsw insn. Fix intmode
1391 calculation for ficom insn.
1392 (ix86_split_fp_branch): Add "rtx pushed" as new parameter. Call
1393 ix86_free_from_memory when "pushed" is specified.
1394 (ix86_expand_branch): Change call to ix86_split_fp_branch.
1396 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, *cmpfp_0_xf):
1397 Change eflags_p parameter in call to output_fp_compare.
1398 (*cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf): Remove.
1399 (*cmpfp_2_sf_1, *cmpfp_2_df_1, *cmpfp_2_xf_1): Rename to
1400 *cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf. Change eflags_p
1401 parameter in call to output_fp_compare.
1402 (*cmpfp_2_u): Remove.
1403 (*cmpfp_2_u_1): Rename to *cmpfp_2_u. Change eflags_p parameter
1404 in call to output_fp_compare.
1405 (*ficom_1): Remove insn definition and corresponding define_split.
1406 (*cmpfp_si): New insn definition.
1407 (*fp_jcc_8): New insn definition. Add new splitters for
1408 "memory_operand" and "register_operand".
1409 (define_split): Add new parameter in call to ix86_split_fp_branch.
1411 config/i386/predicates.md (float_operator): New predicate.
1413 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
1415 * c-common.c (verify_tree): Don't check code length if we know
1416 we are handling tcc_unary.
1417 * print_tree.c (print_node): Remove code to handle RTL
1418 appearing as a part of a tree node.
1419 * tree-gimple.c (recalculate_side_effects): Rename fro as len.
1420 * tree.c (build1_stat): Don't check TREE_CODE_LENGTH.
1421 (PROCESS_ARG): Don't refer to fro.
1422 (build2_stat, build3_stat, build4_stat): Don't compute fro.
1424 2004-12-07 Roger Sayle <roger@eyesopen.com>
1427 * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Move definition earlier.
1428 (expand_mult): Special case powers of two to avoid synth_mult.
1429 * loop.c (product_cheap_p): Handle case where expand_mult does
1430 require/generate any instructions (i.e. multiplication by zero).
1432 2004-12-07 Richard Henderson <rth@redhat.com>
1434 * tree-pretty-print.c (dump_array_domain): Split out from
1435 dump_generic_node; fix off-by-one error on zero-based array bounds.
1436 (dump_generic_node): Use it.
1437 (print_declaration): Likewise.
1439 2004-12-08 Richard Guenther <richard.guenther@uni-tuebingen.de>
1441 * doc/invoke.texi: Adjust default values for
1442 large-function-growth and inline-unit-growth to match
1443 params.def. Clarify used algorithm.
1445 2004-12-07 David Mosberger <davidm@hpl.hp.com>
1448 * config/ia64/ia64.c (ia64_assemble_integer): Add support for
1449 emitting unaligned pointer-sized integers.
1451 2004-12-07 Steven Bosscher <stevenb@suse.de>
1454 * c-typeck.c (c_start_case): Set orig_type to error_mark_node
1455 when the type of the controlling expression is not a valid type.
1457 2004-12-07 Steven Bosscher <stevenb@suse.de>
1459 PR tree-optimization/17340
1460 * tree-ssa-pre.c (compute_antic): Fix comment.
1461 (compute_avail): Do not recurse, instead do a DFS using a stack
1463 (execute_pre): Adjust.
1465 2004-12-07 Ziemowit Laski <zlaski@apple.com>
1467 * c-tree.h (struct lang_type): Rename 'objc_protocols' field
1470 2004-12-07 Eric Christopher <echristo@redhat.com>
1473 * config/netbsd.h (NO_IMPLICIT_EXTERN_C): Define.
1475 2004-12-07 Eric Christopher <echristo@redhat.com>
1477 * config/mips/mips-protos.h (mips_valid_pointer_mode): Move
1479 * config/mips/mips.c: ... here. Make static.
1481 2004-12-07 Eric Christopher <echristo@redhat.com>
1484 * config/mips/mips.c (mips_vector_mode_supported_p): New function.
1485 (TARGET_SCALAR_MODE_SUPPORTED_P): Define to above.
1487 2004-12-07 Kazu Hirata <kazu@cs.umass.edu>
1489 * c-common.c, expr.c, fold-const.c, print-tree.c,
1490 tree-gimple.c, tree-inline.c, tree-pretty-print.c,
1491 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of
1492 first_rtl_op with TREE_CODE_LENGTH.
1493 * tree.c (first_rtl_op): Remove.
1494 Replace uses of first_rtl_op with TREE_CODE_LENGTH.
1495 * tree.h: Remove the prototype for first_rtl_op.
1497 2004-12-07 David Edelsohn <edelsohn@gnu.org>
1499 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
1500 Revert 2004-12-01 change.
1502 2004-12-06 Ziemowit Laski <zlaski@apple.com>
1504 * c-tree.h (struct lang_type): Add 'objc_protocols' field.
1506 2004-12-06 DJ Delorie <dj@redhat.com>
1508 * reload.c (find_valid_class): Fix logic to test inner mode as well.
1509 (push_reload): Pass inner mode.
1511 2004-12-06 Eric Christopher <echristo@redhat.com>
1513 * doc/tm.texi (TARGET_VALID_POINTER_MODE): Document.
1515 2004-12-06 Aldy Hernandez <aldyh@redhat.com>
1517 * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1.
1519 2004-12-06 Zdenek Dvorak <dvorakz@suse.cz>
1520 Kazu Hirata <kazu@cs.umass.edu>
1522 PR tree-optimization/18601
1523 * tree-cfg.c (thread_jumps, thread_jumps_from_bb): Removed.
1524 (tree_forwarder_block_p): Do not consider blocks that are its own
1525 successors forwarders.
1526 (cleanup_forwarder_blocks, remove_forwarder_block): New functions.
1527 (cleanup_tree_cfg): Use cleanup_forwarder_blocks instead of
1529 * tree-flow.h (bb_ann_d): Remove forwardable.
1531 2004-12-06 Kazu Hirata <kazu@cs.umass.edu>
1533 * expr.c (expand_expr_real_1): Remove an "if" whose condition
1536 2004-12-06 Roger Sayle <roger@eyesopen.com>
1538 * c-gimplify.c (gimplify_c_loop): Improve initial implementations
1539 for loops whose conditions are known at compile-time.
1540 * gimplify.c (append_to_statement_list_1): Remove side_effects
1541 parameter, this function should never be called if its false.
1542 (append_to_statement_list): Only call append_to_statement_list_1
1543 if t is non-NULL tree with side-effects.
1544 (append_to_statement_list_force): Likewise, if t is not NULL.
1546 2004-12-06 J"orn Rennecke <joern.rennecke@st.com>
1548 * bt-load.c (btr_def_s): New member own_end;
1549 (add_btr_to_live_range): Add second parameter. Changed caller.
1550 (clear_btr_from_live_range): Clear btrs_live_at_end bit
1551 for the register its definition basic block if own_end is set.
1552 (augment_live_range): Also take btrs_live_at_end into account.
1553 (combine_btr_defs): Don't bother with
1554 other_def->other_btr_uses_after_use if it pertains to a different
1556 (move_btr_def): Set def->other_btr_uses_before_def after
1557 calling combine_btr_defs."
1559 * bt-load.c (augment_live_range): New argument full_range.
1560 Changed all callers.
1562 * bt-load.c (move_tr_def): Set other_tr_uses_before_def
1563 taking new btr assignment into account.
1565 2004-12-05 Daniel Berlin <dberlin@dberlin.org>
1567 * tree-ssa-alias.c (create_global_var): Use void_type_node,
1570 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
1572 * expr.c (expand_expr_real_1): Abort on COND_EXPR of
1575 2004-12-05 Richard Henderson <rth@redhat.com>
1578 * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New.
1579 (builtin_setjmp_receiver_er_sl_1): Use it.
1580 (builtin_setjmp_receiver_er_1): Likewise.
1581 (builtin_setjmp_receiver_er, exception_receiver_er): Remove.
1582 (builtin_setjmp_receiver): Don't split for explicit relocs until
1584 (exception_receiver): Likewise.
1586 2004-12-05 Andrew Pinski <pinskia@physics.uc.edu>
1588 * mklibgcc.in (vis_hide): Add the prototype for the test.
1590 2004-12-05 Roger Sayle <roger@eyesopen.com>
1592 * c-typeck.c (c_finish_loop): Improve initial implementations
1593 for loops whose conditions are known at compile-time.
1595 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
1597 * builtins.c: Fix comment typos.
1599 2004-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1602 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When
1603 the first/last insn is a sequence, return the first/last insn of the
1607 * mklibgcc.in (vis_hide): Use implementation instead of declaration
1610 2004-12-04 Richard Henderson <rth@redhat.com>
1612 * config/alpha/alpha.c (alpha_expand_unaligned_load): Don't forget to
1613 use ofs in BWX two byte special case.
1614 (alpha_expand_unaligned_store): Likewise.
1616 2004-12-04 Kazu Hirata <kazu@cs.umass.edu>
1618 * gcse.c (gcse_main): Add a comment.
1620 2004-12-04 Andrew Pinski <pinskia@physics.uc.edu>
1623 * builtins.c (fold_builtin_next_arg): Export and return true
1624 when there is a warning or an error.
1625 (expand_builtin_va_start): When fold_builtin_next_arg returns true,
1627 (expand_builtin): Likewise.
1628 * gimplify.c (gimplify_call_expr): Error out if there is not
1629 enough arguments to va_start. Call fold_builtin_next_arg also
1630 on the second argument.
1631 * tree.h (fold_builtin_next_arg): Prototype.
1633 2004-12-04 Alan Modra <amodra@bigpond.net.au>
1635 * mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
1636 Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK,
1637 SHLIB_INSTALL, and SHLIBUNWIND_INSTALL.
1638 * config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of
1639 shlib_dir and shlib_so_name.
1640 * config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise.
1641 * config/t-libunwind-elf (SHLIB_NAME): Likewise.
1642 * config/t-slibgcc-darwin (SHLIB_NAME): Likewise.
1643 * config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise.
1644 * config/t-slibgcc-sld (SHLIB_NAME): Likewise.
1645 (SHLIB_LINK): Don't use shlib_dir when creating symlink.
1647 2004-12-03 Roger Sayle <roger@eyesopen.com>
1649 * doc/tm.texi (TARGET_DELEGITIMIZE_ADDRESS): Document target hook.
1651 2004-12-03 Richard Henderson <rth@redhat.com>
1653 * alias.c (component_uses_parent_alias_set): Rename from
1654 can_address_p. Return bool. Reverse the sense of the result.
1655 Reinstate the check for alias set zero.
1656 (get_alias_set): Update to match.
1657 * alias.h (component_uses_parent_alias_set): Likewise.
1658 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1659 * expr.c (expand_assignment): Likewise.
1660 * expr.h: Remove commented out prototypes that were moved to alias.h.
1662 2004-12-03 Richard Henderson <rth@redhat.com>
1664 * doc/tm.texi (TARGET_BUILD_BUILTIN_VA_LIST): New.
1665 (TARGET_CANNOT_FORCE_CONST_MEM): New.
1667 2004-12-04 Alan Modra <amodra@bigpond.net.au>
1670 * sched-rgn.c (schedule_region): Don't assume REG_SAVE_NOTEs are
1672 * sched-ebb.c (schedule_ebb): Likewise.
1674 2004-12-03 Andreas Schwab <schwab@suse.de>
1676 * Makefile.in (HOSTHOOKS_DEF_H): Define.
1677 (ggc-common.o): Depend on $(HOSTHOOKS_DEF_H).
1678 (host-default.o): Likewise.
1680 2004-12-03 Eric Christopher <echristo@redhat.com>
1682 * config/stormy16/stormy16.md (pushqi, popqi, pushhi,
1683 pophi): Add number of arguments to name so that the
1684 pattern is recognized as a named pattern.
1686 2004-12-03 Janis Johnson <janis187@us.ibm.com>
1688 * doc/extend.texi (AltiVec Builtins): Fix info about signedness.
1690 2004-12-03 Andreas Tobler <a.tobler@schweiz.ch>
1692 * config/rs6000/rs6000.c (rs6000_override_options): Protect
1693 darwin_one_byte_bool with #if.
1695 2004-12-03 Paolo Bonzini <bonzini@gnu.org>
1697 * doc/tm.texi (Misc): Document TARGET_FOLD_BUILTIN.
1699 2004-12-03 H.J. Lu <hongjiu.lu@intel.com>
1701 * mklibgcc.in: Put back the default set of EXTRA_MULTILIB_PART.
1703 2004-12-03 Richard Sandiford <rsandifo@redhat.com>
1705 * configure.ac: Move TL_AC_GCC_VERSION into initialization section.
1706 Set libstdcxx_incdir directly.
1707 * configure: Regenerate.
1709 2004-12-03 Kazu Hirata <kazu@cs.umass.edu>
1711 * tree-ssa-dom.c (record_equivalences_from_phis): Remove an
1712 "if" whose condition is always true.
1714 * cfgrtl.c (rtl_verify_flow_info_1): Use JUMP_P instead of
1717 2004-12-02 Stan Shebs <shebs@apple.com>
1719 * config/rs6000/rs6000.c (rs6000_override_options): Make 64-bit
1720 Darwin default to one-byte bools.
1722 2004-12-02 Richard Henderson <rth@redhat.com>
1725 * simplify-rtx.c (simplify_immed_subreg): Fail complex modes.
1727 2004-12-03 Ben Elliston <bje@au.ibm.com>
1729 * doc/cfg.texi (Edges): Update. Document the edge_iterator data
1730 type and its methods.
1732 2004-12-02 Richard Henderson <rth@redhat.com>
1734 * expr.c (write_complex_part): Use simplify_gen_subreg when the
1735 submode is at least as large as a word.
1736 (read_complex_part): Likewise.
1738 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
1741 * mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for
1742 multilib at a time. Don't build the default set. Don't add
1743 EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove
1744 filter for shared libunwind and libgcc.
1746 2004-12-02 Roger Sayle <roger@eyesopen.com>
1749 * config/i386/i386.c (override_options): If -fomit-frame-pointer has
1750 already been specified, ignore the -momit-leaf-frame-pointer option.
1752 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
1754 * varasm.c (make_decl_rtl): Add the missing `;'.
1756 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
1758 * tree.c (is_attribute_p): Split out to ..
1759 (is_attribute_with_length_p): Here. Use IDENTIFIER_LENGTH instead
1760 of strlen and compare the string lengths before calling strcmp.
1761 (lookup_attribute): Call is_attribute_with_length_p instead of
1764 2004-12-02 Devang Patel <dpatel@apple.com>
1766 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -gfull and -gused.
1767 * config/rs6000/darwin.h (CC1_SPEC): Do not handle -gfull and -gused.
1768 * config/i386/darwin.h (CC1_SPEC): Same.
1770 2004-12-02 Richard Henderson <rth@redhat.com>
1772 * optabs.c (lowpart_subreg_maybe_copy): New.
1773 (expand_unop, expand_abs_nojump): Use it.
1775 2004-12-02 J"orn Rennecke <joern.rennecke@st.com>
1777 * sh.md (extv, extzv): Add pattern predicate.
1779 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
1781 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
1784 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
1787 * tree-cfg.c (thread_jumps): Reduce the size of WORKLIST.
1789 2004-12-02 Jeff Law <law@redhat.com>
1791 * tree-eh.c: Revert yesterday's change.
1793 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
1795 * varasm.c (decode_reg_name): Revert change to check for zero
1797 (make_decl_rtl): Make sure that we call decode_reg_name only
1800 2004-12-02 Dorit Naishlos <dorit@il.ibm.com>
1803 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Properly set
1804 then and else labels.
1806 2004-12-02 Andreas Schwab <schwab@suse.de>
1808 * Makefile.in (WERROR_FLAGS): Renamed from WERROR.
1809 (STRICT2_WARN): Use $(WERROR_FLAGS) instead of $(WERROR).
1810 (STAGE2_FLAGS_TO_PASS): Likewise.
1812 * config/i386/x-mingw32: Set WERROR_FLAGS instead of WERROR.
1814 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
1816 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version. Remove
1817 now-redundant AC_SUBSTs.
1818 * aclocal.m4: Include ../config/gcc-version.m4.
1819 * configure: Regenerate.
1821 2004-12-02 Alan Modra <amodra@bigpond.net.au>
1823 * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the
1824 #ifdef RELOCATABLE_NEEDS_FIXUP.
1826 2004-12-01 Roger Sayle <roger@eyesopen.com>
1829 * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct
1830 Intel assembler syntax by using %A1 instead of %*%1.
1832 2004-12-01 Richard Henderson <rth@redhat.com>
1834 * expr.c (expand_assignment): Handle CONCAT both as a final
1835 destination and as a middle point.
1837 2004-12-01 Jeff Law <law@redhat.com>
1839 * tree-eh.c (save_eptr, save_filt): Now file scoped statics.
1840 (honor_protect_cleanup_actions): Only create save_eptr and
1841 save_filt if they do not already exist.
1842 (lower_eh_constructs): Wipe all knowledge of save_eptr and
1843 save_filt before returning.
1845 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
1847 * tree-phinodes.c (remove_phi_arg_num): Fix a comment.
1849 2004-12-02 Alan Modra <amodra@bigpond.net.au>
1852 * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace
1853 #ifdef RELOCATABLE_NEEDS_FIXUP with if.
1854 * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms
1855 of target_flags_explicit.
1856 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch
1857 case. Define as 0 for non-biarch.
1859 2004-12-01 Zack Weinberg <zack@codesourcery.com>
1861 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
1862 Change temporary file tag from a prefix to an infix.
1864 2004-12-02 Andreas Schwab <schwab@suse.de>
1866 * gcc.c (struct option_map): Add entry for "--pass-exit-codes".
1868 2004-12-01 Andrew Pinski <pinskia@physics.uc.edu>
1872 * tree-ssa-alias.c (init_alias_info): Get statement operands for all
1873 the statements if aliases_computed_p is true.
1875 2004-12-01 Mark Mitchell <mark@codesourcery.com>
1877 * Makefile.in (WERROR): New variable.
1878 (STRICT2_WARN): Use it.
1879 (STAGE2_FLAGS_TO_PASS): Likewise.
1880 * config/i386/x-mingw32 (WERROR): Add -Wno-format.
1882 2004-12-01 Richard Henderson <rth@redhat.com>
1884 * expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR
1887 2004-12-01 Diego Novillo <dnovillo@redhat.com>
1889 PR tree-optimization/18291
1890 * tree-ssa-copy.c (merge_alias_info): Fix merging of
1891 flow-sensitive alias information. If the new pointer has no
1892 name tag, copy it from the original pointer. Otherwise, make
1893 sure that the pointed-to sets have a common intersection.
1895 2004-12-01 Richard Henderson <rth@redhat.com>
1898 * emit-rtl.c (gen_complex_constant_part): Remove.
1899 (gen_realpart, gen_imagpart): Remove.
1900 * rtl.h (gen_realpart, gen_imagpart): Remove.
1901 * expmed.c (extract_bit_field): Remove CONCAT hack catering to
1902 gen_realpart/gen_imagpart.
1903 * expr.c (write_complex_part, read_complex_part): New.
1904 (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push,
1905 emit_move_complex_push, emit_move_complex, emit_move_ccmode,
1906 emit_move_multi_word): Split out from ...
1907 (emit_move_insn_1): ... here.
1908 (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part.
1909 <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part.
1910 * function.c (assign_parm_setup_reg): Hard-code transformations
1911 instead of using gen_realpart/gen_imagpart.
1913 * expr.c (optimize_bitfield_assignment_op): Split out from ...
1914 (expand_assignment): ... here. Use handled_component_p to gate
1915 get_inner_reference code. Simplify MEM handling. Special case
1916 CONCAT destinations.
1918 * expmed.c (store_bit_field): Use simplify_gen_subreg instead
1919 of gen_rtx_SUBREG directly.
1921 2004-12-01 David Edelsohn <edelsohn@gnu.org>
1922 Nathan Sidwell <nathan@codesourcery.com>
1925 * config/rs6000/rs6000.md (sge): Enable for non-TARGET_POWER.
1930 2004-12-01 Nathan Sidwell <nathan@codesourcery.com>
1933 * params.c (set_param_value): Add range check.
1934 * params.def: Add min and max values. Reformat long strings.
1935 * params.h (struct param_info): Add min and max fields.
1936 (enum compiler_param): Adjust DEFPARAM.
1937 * toplev.c (lang_independent_params): Likewise.
1939 2004-12-01 Alan Modra <amodra@bigpond.net.au>
1942 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave.
1944 2004-12-01 Joseph S. Myers <joseph@codesourcery.com>
1946 * doc/standards.texi: Update for C99 TC2.
1948 2004-11-30 Jeff Law <law@redhat.com>
1950 * sbitmap.c (sbitmap_any_common_bits): New function.
1951 * sbitmap.h (sbitmap_any_common_bits): Prototype.
1952 * modulo-sched.c (sms_schedule_by_order): Use sbitmap_any_common_bits
1953 No longer allocate/free "psp", "pss" sbitmaps.
1954 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Similarly for
1956 (group_aliases): Similarly.
1958 2004-11-30 Nathan Sidwell <nathan@codesourcery.com>
1960 * tree-vectorizer.c (vect_analyze_data_refs): Reformat and avoid
1961 uninitialized variable.
1963 2004-11-30 Eric Christopher <echristo@redhat.com>
1965 * fold-const.c (fold_widened_comparison): Make sure that we're
1966 passing an INTEGER_TYPE to int_fits_type_p.
1967 (fold): Clean up comment.
1969 2004-11-30 Zack Weinberg <zack@codesourcery.com>
1971 * mklibgcc.in: Correct calculation of libgcc_s_soname and
1972 libunwind_soname. Use $out, not $outS, in commands for
1973 no-shared-library case. Move EXTRA_MULTILIB_PARTS rules above
1974 library build rules, make $libunwind_so and $libgcc_s_so
1975 depend on them in the normal fashion, and filter those objects
1976 out of @shlib_objs@.
1978 2004-11-30 Janis Johnson <janis187@us.ibm.com>
1980 * config/rs6000/altivec.h (vec_step_help): Support const vector types.
1982 2004-11-30 Andrew Pinski <pinskia@physics.uc.edu>
1985 * tree-optimize.c (init_tree_optimization_passes): Add a may_alias
1986 pass right after fold builtins.
1988 2004-11-30 Andreas Krebbel <krebbel1@de.ibm.com>
1990 * config/s390/s390-modes.def: Added cc modes documentation.
1991 * config/s390/s390.c: (s390_tm_ccmode, s390_select_ccmode,
1992 s390_expand_addcc): Added cc mode comments.
1993 * config/s390/s390.md: Removed old cc mode documentation.
1995 2004-11-30 Mark Dettinger <dettinge@de.ibm.com>
1997 * config/s390/s390.c (struct processor_costs): New data type.
1998 (s390_cost, z900_cost, z990_cost): New global variables.
1999 (override_options): Initialize s390_cost.
2000 (s390_rtx_costs): Reimplement.
2002 2004-11-29 Daniel Berlin <dberlin@dberlin.org>
2004 Fix PR tree-optimization/18673
2006 * tree-ssa-pre.c: Remove splay-tree.h include.
2007 (bitmap_value_replace_in_set): Fix to add if it does not exist.
2008 (find_or_generate_expression): Remove now-wrong condition.
2009 (create_expression_by_pieces): Fix condition and comment reason
2011 (insert_aux): Fix condition and comment reasons for it.
2012 Factor insertion code from here.
2013 (insert_into_preds_of_block): To here. Fix conditions in factored
2014 function and comment reasons for them.
2016 2004-11-30 Ira Rosen <irar@il.ibm.com>
2019 * tree-vectorizer.c (vect_analyze_data_refs): Use temporary
2020 variable for data_reference when looking for memtag.
2022 2004-11-30 Jakub Jelinek <jakub@redhat.com>
2024 * c-opts.c (check_deps_environment_vars): If spec != NULL, set
2027 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
2029 * tree-vectorizer.c (vect_gen_niters_for_prolog_loop): Use
2030 tree_low_cst instead of TREE_INT_CST_LOW.
2032 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
2035 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for
2036 decls that are assembled before vectorization takes place.
2037 (vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1.
2039 2004-11-30 Ulrich Weigand <uweigand@de.ibm.com>
2041 * passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks
2042 if local_alloc modified jumps.
2044 2004-11-30 Alan Modra <amodra@bigpond.net.au>
2046 * varasm.c (default_encode_section_info): Don't set SYMBOL_FLAG_SMALL
2048 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Remove TLS
2051 2004-11-30 Zack Weinberg <zack@codesourcery.com>
2053 * gthr-gnat.c, gthr-gnat.h, gthr.h, libgcc2.h, unwind-dw2-fde.h
2054 * unwind.h: Surround all visibility pragmas with #ifndef HIDE_EXPORTS.
2056 * mklibgcc.in: Drastic restructure for comprehensibility.
2057 Remove the old hidden-directive hack.
2058 Eliminate support for .txt files in LIB2ADD etc (never used).
2059 Eliminate support for assembly source files in LIB2ADDEH* and
2060 LIBUNWIND (also never used).
2061 Build up dependency lists for libraries incrementally.
2062 If we have SHLIB_LINK, compile each file twice, once for the
2063 static and once for the shared library; also probe for
2064 -fvisibility=hidden in the generated libgcc.mk. If found,
2065 pass that and -DHIDE_EXPORTS to the compilation of every C
2066 source file going into the static library. If found, generate
2067 hidden-directive lists for every assembly source file going
2068 into the static library, but incorporate them with -include
2070 Write comments into generated libgcc.mk to facilitate debugging.
2071 * Makefile.in: Pass ASM_HIDDEN_OP to mklibgcc.
2072 * config/t-slibgcc-darwin: Define ASM_HIDDEN_OP.
2074 * config/darwin.h (REAL_LIBGCC_SPEC): Put -lgcc back in
2077 2004-11-29 Richard Henderson <rth@redhat.com>
2079 * expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.
2080 (handled_component_p): Likewise.
2081 * alias.c (can_address_p): Reformat and simplify. Handle
2082 REAL/IMAGPART_EXPR. Do not disable addressability based on
2084 * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate
2085 check for REAL/IMAGPART_EXPR.
2086 * gimplify.c (gimplify_compound_lval): Likewise.
2087 * tree-cfg.c (verify_expr): Likewise.
2088 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
2089 * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise.
2090 (convert_local_reference): Likewise.
2091 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise.
2093 2004-11-30 Alan Modra <amodra@bigpond.net.au>
2095 * expr.c (emit_group_load_1): Don't die on const_int orig_src.
2097 2004-11-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2100 * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files.
2101 * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj
2102 and host_xmake_file using new host configuration files.
2104 2004-11-29 Roger Sayle <roger@eyesopen.com>
2106 * reg-stack.c (change_stack): Improve algorithm used to pop regs
2107 off the stack to maximize ffreep usage and reduce fxch count.
2109 2004-11-30 James A. Morrison <phython@gcc.gnu.org>
2112 * c-decl.c (grokdeclarator): Reset DECL_INTIAL to error_mark_node
2115 2004-11-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2117 * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle
2118 REDUCE_BIT_FIELD by applying it to result, not input, of conversion.
2120 2004-11-30 Ben Elliston <bje@au.ibm.com>
2122 * Makefile.in (REGS_H): Depend on $(BASIC_BLOCK_H).
2124 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2127 * c-common.c (handle_visibility_attribute): When the type decl
2128 is really a identifier node, warn about being ignored and return.
2130 2004-11-29 Richard Henderson <rth@redhat.com>
2132 * tree-cfg.c (tree_node_can_be_shared): Fix typo'd error_mark_node.
2134 2004-11-29 Steven Bosscher <stevenb@suse.de>
2136 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge):
2137 Remove CASE_DROPS_THROUGH checks, it is never defined.
2138 * cfglyout.c (fixup_reorder_chain): Likewise.
2139 * cfgrtl.c (rtl_verify_flow_info): Likewise.
2140 * stmt.c (expand_case): Likewise.
2141 * cfgbuild.c (make_edges): Likewise. Also remove force_fallthru,
2143 * system.h (CASE_DROPS_THROUGH): Poison.
2144 * doc/md.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
2145 * doc/tm.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
2147 * config/v850/v850.h: Remove commented out CASE_DROPS_THROUGH.
2149 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2152 * tree-cfg.c (tree_node_can_be_shared): Error_mark_node can be
2155 2004-11-29 Diego Novillo <dnovillo@redhat.com>
2157 PR tree-optimization/18712
2158 * tree-into-ssa.c (insert_phi_nodes_for): Pass argument
2159 WORK_STACK by reference.
2160 Call VEC_safe_push instead of VEC_quick_push.
2163 2004-11-29 Daniel Jacobowitz <dan@codesourcery.com>
2166 * Makefile.in (c-lang.o): Update dependencies.
2167 * c-lang.c: Include "c-pragma.h".
2168 (finish_file): Call maybe_apply_pending_pragma_weaks.
2169 * c-pragma.c (maybe_apply_pending_pragma_weaks): New function.
2170 * c-pragma.h (maybe_apply_pending_pragma_weaks): New prototype.
2172 2004-11-29 Richard Henderson <rth@redhat.com>
2175 * config/ia64/predicates.md (sdata_symbolic_operand): Deny offsets
2176 outside the referenced object.
2178 2004-11-29 Kazu Hirata <kazu@cs.umass.edu>
2180 * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use
2181 EDGE_PRED instead of PHI_ARG_EDGE.
2182 * tree-ssa-live.c: Likewise.
2183 * tree-ssa-loop-manip.c: Likewise.
2184 * tree-ssa.c: Likewise.
2186 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by
2187 simplifying edge manipulation.
2189 * cfgrtl.c (rtl_tidy_fallthru_edge): Speed up by using
2192 * tree-cfg.c (tree_redirect_edge_and_branch): Call find_edge
2195 * cfg.c (flow_obstack): Remove.
2196 (flow_firstobj): Likewise.
2197 (init_flow): Remove all uses of flow_obstack.
2199 2004-11-29 Alan Modra <amodra@bigpond.net.au>
2201 * varasm.c (default_elf_select_section_1): Only pass DECL_P decl
2204 2004-11-29 Nathan Sidwell <nathan@codesourcery.com>
2206 * opts.c (decode_options): Do not set max-inline-insns-rtl.
2207 (common_handle_option): Likewise.
2208 * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove.
2209 * params.h (MAX_INLINE_INSNS_RTL): Remove.
2210 * doc/invoke.texi (max-inline-insns-rtl): Remove.
2212 2004-11-29 Alan Modra <amodra@bigpond.net.au>
2215 * varasm.c (default_elf_select_section_1): Pass decl to named_section.
2217 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
2220 * gimplify.c (gimplify_asm_expr): If the length of an output operand
2221 is zero, do not process it, just let it go through.
2223 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2224 Diego Novillo <dnovillo@redhat.com>
2226 PR/18662, also backported from tree-cleanup-branch.
2227 * tree-ssa-ccp.c (substitute_and_fold): If replaced anything,
2228 always call maybe_clean_eh_stmt and modify_stmt.
2230 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2233 * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
2234 Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
2235 * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
2236 add an inverse VIEW_CONVERT_EXPR to const_val.
2239 * tree-nested.c (check_for_nested_with_variably_modified): New.
2240 (create_nesting_tree): Call it.
2242 * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove
2243 special code for assigning to non-pointer.
2244 (is_escape_site): If RHS is a conversion between pointer and integer
2245 types, this is an escape site.
2247 * gcse.c (insert_store): Error if try to insert store on abnormal edge.
2248 (store_motion): Don't move store if any edge we'd want to move it
2251 * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with
2252 non-zero lower bound.
2254 * expr.c (categorize_ctor_elements_1, case STRING_CST): New case.
2256 2004-11-28 Matt Kraai <kraai@alumni.cmu.edu>
2259 * opts.c (find_opt): Require that the input match a switch exactly
2260 or that the switch take a joined option to be interpreted as a
2261 match for another language.
2263 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
2265 * timevar.def (TV_TREE_REDPHI): New timevar.
2266 * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id.
2268 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
2270 PR preprocessor/17651
2271 * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
2272 flag_no_line_commands.
2273 * c-ppoutput.c (pp_file_change): Remove now-redundant check of
2276 2004-11-28 Theodore A. Roth <troth@openavr.org>
2278 * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a
2279 warning if the function name does not begin with "__vector" and the
2280 function has either the 'signal' or 'interrupt' attribute.
2282 2004-11-28 Theodore A. Roth <troth@openavr.org>
2284 * config/avr/avr.c (avr_mcu_types): Add entries for atmega48,
2285 atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165,
2286 atmega325, atmega3250, atmega645 and atmega6450.
2287 * config/avr/avr.h (LINK_SPEC): Ditto.
2289 (LIBGCC_SPEC): Ditto.
2290 (CRT_BINUTILS_SPECS): Ditto.
2291 * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
2293 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
2295 PR preprocessor/17610
2296 * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
2298 2004-11-28 Jeff Law <law@redhat.com>
2300 * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
2301 (pass_maybe_create_global_var): New.
2302 * tree-pass.h (pass_maybe_create_global_var): Declare.
2303 * tree-optimize.c (init_tree_optimization_passes): Link in
2304 pass_maybe_create_global_var.
2306 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2308 * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment.
2310 2004-11-28 Ulrich Weigand <uweigand@de.ibm.com>
2312 PR rtl-optimization/18420
2313 * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change.
2315 2004-11-28 Steven Bosscher <stevenb@suse.de>
2316 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2318 * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
2319 * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
2320 that the case is in range, to make sure the casesi insn is always
2321 in range and never falls through.
2322 (casesi1): Add comment to explain why casesi never falls through.
2323 Remove the unnamed special case casesi pattern.
2325 2004-11-28 Hans-Peter Nilsson <hp@bitrange.com>
2328 * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from
2329 "*movdicc_real". Only match reversible comparisons.
2330 ("*movdicc_real_nonreversible"): New pattern, split from
2331 "*movdicc_real". Match only nonreversible comparisons. Exclude
2332 reversed alternatives.
2333 ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"):
2336 2004-11-27 Richard Henderson <rth@redhat.com>
2338 * config/ia64/ia64.md: Move all define_predicate's ...
2339 * config/ia64/predicates.md: ... here. New file.
2341 2004-11-27 Per Bothner <per@bothner.com>
2344 Re-applied following, with two modifications: add a URL for the
2345 fixed cctools; only exit if $build = $target.
2347 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
2348 * configure.ac (powerpc-*-darwin*): Require assembler to support
2350 * configure: Regenerate.
2352 2004-11-28 David Edelsohn <edelsohn@gnu.org>
2355 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of
2356 EQ, GTU, and LTU costs. Add costs for GT, LT, and UNORDERED.
2357 Distinguish between SImode and DImode CONST_INT.
2359 2004-11-28 Andreas Fischer <a_fisch@gmx.de>
2360 Alan Modra <amodra@bigpond.net.au>
2363 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
2364 functions, strings and thread-local vars.
2366 2004-11-28 Alan Modra <amodra@bigpond.net.au>
2368 * config/rs6000/rs6000.h (WORLD_SAVE_P): Define.
2369 * config/rs6000/darwin.h (WORLD_SAVE_P): Define.
2370 * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P
2371 to allow non-darwin ABIs to optimize away code.
2372 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
2374 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
2376 * tree.c (operand_equal_for_phi_arg_p): New.
2377 * tree.h: Add a prototype for operand_equal_for_phi_arg_p.
2378 * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c:
2379 Replace operand_equal_p with operand_for_phi_arg_p
2382 * bb-reorder.c (find_traces_1_round): Speed up by using
2383 EDGE_COUNT instead of FOR_EACH_EDGE.
2385 * fold-const.c, config/i386/linux64.h: Fix comment typos.
2387 2004-11-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2390 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change.
2392 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
2394 * config/i386/linux.h: Fix a comment typo.
2395 * doc/extend.texi: Fix a typo.
2397 2004-11-27 Jeff Law <law@redhat.com>
2399 * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
2402 2004-11-27 Jakub Jelinek <jakub@redhat.com>
2404 * config/i386/linux64.h (REG_NAME): Define.
2406 2004-11-27 Jakub Jelinek <jakub@redhat.com>
2408 * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
2409 unsigned and type signed, build ABS_EXPR with signed_type (ctype)
2410 and only afterwards convert to ctype.
2412 2004-11-27 Richard Sandiford <rsandifo@redhat.com>
2414 * config/mips/mips-protos.h (function_arg_boundary): Declare.
2415 * config/mips/mips.h (PARM_BOUNDARY): Simplify definition.
2416 (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise.
2417 (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function.
2418 * config/mips/mips.c (function_arg_boundary): New function.
2419 Impose a maximum alignment of STACK_BOUNDARY.
2421 2004-11-27 Jakub Jelinek <jakub@redhat.com>
2423 PR rtl-optimization/17825
2424 * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
2427 2004-11-27 Alan Modra <amodra@bigpond.net.au>
2430 * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
2431 from rs6000_default_long_calls for libcalls.
2433 2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2435 * expmed.c (extract_bit_field): When extracting from non-integer mode,
2436 force a SUBREG into a register because we may be taking a further
2439 2004-11-27 Di-an Jan <dianj@freeshell.org>
2441 * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
2443 2004-11-26 Robert Millan <robertmh@gnu.org>
2445 Changes for k*bsd-gnu support.
2446 * config/i386/linux.h: Define REG_NAME to allow overriding of
2447 register names in sc structure.
2448 * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
2450 * config.gcc: Detect x86_64-k*bsd-gnu systems.
2452 2004-11-26 Jeff Law <law@redhat.com>
2454 * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
2455 retrieve annotations or pointer info before it's necessary.
2456 Reorder tests for early continue of the loop. Manually CSE
2459 2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr>
2461 * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
2462 * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
2463 (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
2464 * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
2465 to a fixed reg if the source is the Return Address register.
2466 Implement new Rule 15.
2467 * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
2468 * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
2469 sparc_dwarf_handle_frame_unspec.
2470 (gen_save_register_window): New function.
2471 (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
2472 (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
2473 (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
2474 Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
2475 (sparc_asm_function_prologue): Do not emit call frame debugging info.
2476 (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
2477 (sparc_expand_epilogue): Likewise.
2478 (sparc_dwarf_handle_frame_unspec): New function.
2479 * config/sparc/sparc.md (save_register_window): Remove.
2480 (save_register_windowdi): Rewrite modelled on the callframe debug info.
2481 (save_register_windowsi): Likewise.
2483 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
2485 * config/frv/frv-protos.h: Guard ifcvt functions declarations with
2486 BB_HEAD, not BLOCK_HEAD.
2488 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
2490 * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone
2491 scratch insns that set a register live at the join point.
2493 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
2495 * cse.c, tree-ssa-operands.c: Fix comment typos.
2497 * tree-cfg.c (tree_split_edge): Speed up by using find_edge.
2499 2004-11-26 James A. Morrison <phython@gcc.gnu.org>
2502 * doc/extend.texi (SPARC VIS Built-in Functions): New section.
2504 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
2506 * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the
2507 check that tests if all edges go to the same destination.
2509 * bitmap.c (bitmap_find_bit): Speed up by traversing from
2510 head->first if that seems profitable.
2512 2004-11-25 Jeff Law <law@redhat.com>
2514 * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars.
2515 * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT.
2516 (pass_loop_done): Use TV_TREE_LOOP_FINI.
2518 2004-11-26 Alan Modra <amodra@bigpond.net.au>
2520 PR rtl-optimization/16356
2521 * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
2522 separate output register and one less jump. Enable for powerpc64.
2523 (floatdisf2): Adjust for above.
2525 2004-11-25 Bob Wilson <bob.wilson@acm.org>
2527 * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0.
2528 (GCC_DRIVER_HOST_INITIALIZATION): Define.
2530 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2533 * tree-complex.c (vector_inner_type): New variable moved from
2534 build_word_mode_vector_type.
2535 (vector_last_type): Likewise.
2536 (vector_last_nunits): Likewise.
2537 (build_word_mode_vector_type): Use the new variables.
2538 * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H).
2539 (GTFILES): Add tree-complex.c.
2540 (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules.
2542 2004-11-25 Bob Wilson <bob.wilson@acm.org>
2544 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define
2545 __XTENSA_WINDOWED_ABI__.
2547 2004-11-25 Richard Henderson <rth@redhat.com>
2549 * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument. Save
2550 args_size adjustments for calls even with cfa as stack pointer.
2551 Search calls for stack adjustments after the insn is issued.
2552 (dwarf2out_frame_debug): Add after_p argument; pass it on.
2553 * dwarf2out.h (dwarf2out_frame_debug): Update to match.
2554 * final.c (final_start_function, final_scan_insn): Likewise.
2556 2004-11-25 Richard Henderson <rth@redhat.com>
2559 * reload1.c (set_initial_eh_label_offset): New.
2560 (set_initial_label_offsets): Use it.
2562 2004-11-25 Kaz Kojima <kkojima@gcc.gnu.org>
2564 * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks
2565 before calling life_analysis and release them after.
2567 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
2569 * tree-ssa-forwprop.c (substitute_single_use_vars): Remove
2572 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2574 * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
2575 BITMAP_OBSTACK_ALLOC.
2576 (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
2578 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2580 parts of PR rtl-opt/18463, rtl-opt/17647
2581 * cse.c (canon_for_address): New function.
2582 (find_best_addr): Call canon_for_address before getting the
2583 address's cost when checking if we should take that address.
2585 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
2587 * tree-phinodes.c (add_phi_arg): Take "tree" instead of
2588 "tree *" as the first argument.
2589 * tree-flow.h: Update the prototype of add_phi_arg.
2590 * lambda-code.c, tree-cfg.c, tree-into-ssa.c,
2591 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c,
2592 tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c,
2593 tree-vectorizer.c: Update all call sites of add_phi_arg.
2595 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2597 * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
2598 * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
2599 (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC.
2600 (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE.
2602 2004-11-25 Andrew MacLeod <amacleod@redhat.com>
2604 PR tree-optimization/18587
2605 * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag
2606 call clobbered caches as invalid.
2607 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New. Flag
2608 indicating whether the call clobbered operand cache is valid.
2609 (ssa_ro_call_cache_valid): New. Flag indicating whether the
2610 pure/const call operand cache is valid.
2611 (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New. Cached
2612 list of operands for cached call virtual operands.
2613 (clobbered_aliased_loads, clobbered_aliased_stores,
2614 ro_call_aliased_load): New. flags caching whether alias bits are
2615 to be set in call stmt's.
2616 (fini_ssa_operands): Remove call operand caches if present.
2617 (get_expr_operands, get_asm_expr_operands,
2618 get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand.
2619 (get_call_expr_operands): Add call clobbered variables first.
2620 (add_stmt_operand): Take stmt annotation rather than stmt as a param.
2621 (add_call_clobber_ops, add_call_read_ops): Use the call operand cache
2622 if it is valid, otherise fill the cache.
2623 * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern.
2624 * tree-flow.h (struct var_ann_d): Add in_vuse_list and
2625 in_v_may_def_list bits.
2626 * tree-ssa-operands.c (cleanup_v_may_defs): New. Clear the
2627 in_list bits for the v_may_def elements and empty the operand
2629 (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant
2630 VUSES by checking the in_v_may_def_list bit.
2631 (append_v_may_def, append_vuse): Use the in_list bit rather than
2632 scanning the array for duplicates.
2634 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
2636 * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF
2637 displacements are not short.
2639 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
2641 * config/s390/s390.c (legitimize_pic_address): Use s390_load_address
2644 2004-11-25 Mark Mitchell <mark@codesourcery.com>
2647 * c-common.h (lvalue_use): Move here from c-ctypeck.c.
2648 (lvalue_or_else): Declare.
2649 * c-common.c (lvalue_or_else): Move here from c-typeck.c.
2650 * c-typeck.c (lvalue_use): Remove.
2651 (lvalue_or_else): Remove.
2654 * toplev.c (check_global_declarations): Set DECL_IGNORED_P on
2655 unemitted variables with static storage duration.
2657 2004-11-25 Gerald Pfeifer <gerald@pfeifer.com>
2659 * tree-cfg.c (tree_verify_flow_info): Do not terminate error()
2662 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2664 * config/rs6000/altivec.md (VIshort): New mode macro.
2665 (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace
2667 (altivec_vaddu<VI_char>s): ... this.
2668 (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace
2670 (altivec_vadds<VI_char>s): ... this.
2671 (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace
2673 (altivec_vsubu<VI_char>s): ... this.
2674 (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace
2676 (altivec_vsubs<VI_char>s): ... this.
2677 (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace
2679 (altivec_vavgu<VI_char>): ... this.
2680 (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace
2682 (altivec_vavgs<VI_char>): ... this.
2683 (altivec_vmsumubm, altivec_vmsumuhm): Replace with ...
2684 (altivec_vmsumu<VI_char>m): ... this.
2685 (altivec_vmsummbm, altivec_vmsummhm): Replace
2687 (altivec_vmsumm<VI_char>m): ... this.
2688 (altivec_vandc): Remove.
2689 (*andc<mode>3): Renamed to ...
2690 (andc<mode>3): ... here. Swap operand 1 and 2 numbering.
2691 (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace
2693 (altivec_vrl<VI_char>): ... this.
2694 (altivec_vslb, altivec_vslh, altivec_vslw): Replace
2696 (altivec_vsl<VI_char>): ... this.
2697 (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace
2699 (altivec_vsr<VI_char>): ... this.
2700 (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace
2702 (altivec_vsra<VI_char>): ... this.
2703 (altivec_vsum4sbs, altivec_vsum4shs): Replace with ...
2704 (altivec_vsum4s<VI_char>s): ... this.
2705 (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace
2707 (altivec_vperm_<mode>): ... this.
2708 (altivec_vsel_4sf): Rename to ...
2709 (altivec_vsel_v4sf): ... here.
2710 (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace
2712 (altivec_vsel_<mode>): ... this.
2713 (altivec_vsldoi_4si, altivec_vsldoi_8hi,
2714 altivec_vsldoi_16qi): Rename to ...
2715 (altivec_vsldoi_v4si, altivec_vsldoi_v8hi,
2716 altivec_vsldoi_v16qi): ... here.
2717 (altivec_vsldoi_4sf): Rename to ...
2718 (altivec_vsldoi_v4sf): ... here.
2719 (altivec_predicate_v4si, altivec_predicate_v8hi,
2720 altivec_predicate_v16qi): Replace with ...
2721 (altivec_predicate_<mode>): ... this.
2722 (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace
2724 (altivec_lve<VI_char>x): ... this.
2725 (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace
2727 (altivec_stve<VI_char>x): ... this.
2728 (absv16qi2, absv8hi2, absv4si2): Replace
2730 (abs<mode>2): ... this.
2731 (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace
2733 (altivec_abss_<mode>): ... this.
2734 (vec_realign_load_v16qi, vec_realign_load_v8hi,
2735 vec_realign_load_v4si): Replace with ...
2736 (vec_realign_load_<mode>): ... this.
2737 * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked
2739 (rs6000_expand_ternop_builtin): Likewise.
2741 2004-11-25 Andrew Haley <aph@redhat.com>
2743 * gcc.c (process_command): Don't supply -v to linker.
2745 2004-11-25 Joseph S. Myers <joseph@codesourcery.com>
2747 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs
2748 instead of `%s' in diagnostic.
2750 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2752 * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
2753 (FREE_REG_SET): Adjust.
2754 * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
2755 * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
2756 (BITMAP_ALLOC): ... here.
2757 (BITMAP_OBSTACK_FREE): Rename to ...
2758 (BITMAP_FREE): Don't check for NULL bitmap here.
2759 * tree-ssa-pre.c (value_insert_into_set_bitmap,
2760 bitmap_set_new): Use new names.
2762 * bt-load.c (migrate_btr_defs): Remove unneeded NULL check.
2763 * df.c (df_free): Likewise.
2764 * ra-build.c (ra_build_free, ra_build_free_all): Likewise.
2765 * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise.
2767 * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ...
2768 (ALLOC_REG_SET): ... here.
2769 (FREE_REG_SET): Adjust.
2770 (XMALLOC_REG_SET, XFREE_REG_SET): Remove.
2771 * bb-reorder.c (fix_crossing_conditional_branches): Adjust.
2772 * cfglayout.c (cfg_layout_duplicate_bb): Adjust.
2773 * cfgrtl.c (rtl_split_block, rtl_split_edge,
2774 safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust.
2775 * flow.c (update_life_info, calculate_global_regs_live,
2776 allocate_bb_life_data, init_propagate_block_info): Adjust.
2777 * global.c (build_insn_chain): Adjust.
2778 * ifcvt.c (dead_or_predicable): Adjust.
2779 * loop-iv.c (simplify_using_initial_values): Adjust.
2780 * recog.c (peephole2_optimize): Adjust.
2781 * sched-deps.c (init_deps_global): Adjust.
2783 2004-11-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2785 * config.gcc (avr-*-rtems*): Fix typo.
2787 2004-11-25 J"orn Rennecke <joern.rennecke@st.com>
2789 * sh.c (sh_output_mi_thunk): Do not call regset_release_memory.
2791 2004-11-24 Jeff Law <law@redhat.com>
2793 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce
2794 the number of queries to random elements in the ai->written_vars
2797 2004-11-24 Roger Sayle <roger@eyesopen.com>
2799 * config/i386/i386.c (override_options): Disable x87 fancy math
2800 intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
2802 2004-11-24 Roger Sayle <roger@eyesopen.com>
2804 * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a
2805 system header conflict on AIX 5.2.
2806 * configure: Regenerate.
2808 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2810 * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx
2811 instead of calling phi_arg_from_edge.
2813 * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge
2816 2004-11-24 Ben Elliston <bje@au.ibm.com>
2818 * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2819 * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise.
2820 * config/i386/i386-protos.h (i386_dwarf_output_addr_const):
2823 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2825 * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS.
2827 * tree-inline.c (copy_body_r): Explicitly copy a constant if the
2828 type will be remapped.
2830 2004-11-24 Steven Bosscher <stevenb@suse.de>
2832 * c-opts.c (c_common_post_options): Don't clear
2833 flag_inline_functions.
2834 * dojump.c (clear_pending_stack_adjust): Remove check on
2835 flag_inline_functions, it's always true.
2836 * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter
2837 that can never trigger.
2838 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at
2839 flag_inline_trees, now that flag_inline_functions is never
2841 * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set
2842 flag_inline_functions at optimization levels greater than
2843 or equal to 3. This is already done by default.
2845 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2847 * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx
2848 instead to find the PHI argument. Do not take I as an
2850 (eliminate_phi): Adjust the call to eliminate_build. Do not
2851 take I as an argument.
2852 (rewrite_trees): Adjust the call to eliminate_phi.
2854 2004-11-24 Richard Sandiford <rsandifo@redhat.com>
2856 * optabs.h (force_expand_binop): Declare.
2857 * optabs.c (force_expand_binop): Export.
2858 * stmt.c (shift_return_value): Delete.
2859 (expand_return): Don't call it.
2860 * expr.h (shift_return_value): Declare.
2861 * calls.c (shift_returned_value): Delete in favor of...
2862 (shift_return_value): ...this new function. Leave the caller to check
2863 for non-BLKmode values passed in the msb of a register. Take said mode
2864 and a shift direction as argument. Operate on the hard function value,
2866 (expand_call): Adjust accordingly.
2867 * function.c (expand_function_start): If a non-BLKmode return value
2868 is padded at the last significant end of the return register, use the
2869 return value's natural mode for the DECL_RESULT, not the mode of the
2871 (expand_function_end): Shift the same sort of return values left by
2872 the appropriate amount.
2874 2004-11-24 Matt Austern <austern@apple.com>
2876 * recog.c (recog_memoized_1): Remove.
2877 * recog.h (recog_memoized_1): Remove declaration.
2878 (recog_memoized): Change from macro to inline function.
2880 2004-11-24 Devang Patel <dpatel@apple.com>
2883 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot.
2884 * config/darwin-c.c (darwin_register_frameworks): Use sysroot.
2886 2004-11-24 Devang Patel <dpatel@apple.com>
2888 * gcc.c (process_command): Supply -v to linker.
2890 2004-11-24 David Edelsohn <edelsohn@gnu.org>
2891 Paolo Bonzini <bonzini@gnu.org>
2893 * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec
2894 vector modes without ALTIVEC_ABI. Use GCC vector instead of
2896 (rs6000_pass_by_reference): Split conditional into pieces. Use
2897 GCC vector instead of synthetic vector.
2899 2004-11-24 Aldy Hernandez <aldyh@redhat.com>
2901 * tree.c (recompute_tree_invarant_for_addr_expr): The address of a
2902 thread-local variable is invariant.
2904 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2906 * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE):
2907 Handle TYPE_REF_CAN_ALIAS_ALL.
2908 (print_declaration): Print array dimensions like dump_generic_node.
2910 * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and
2911 ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them.
2913 2004-11-24 Nathan Sidwell <nathan@codesourcery.com>
2915 * bitmap.c (INLINE): Do not define.
2916 (bitmap_elem_to_freelist, bitmap_element_free,
2917 bitmap_element_allocate, bitmap_clear, bitmap_element_zerop,
2918 bitmap_element_link, bitmap_find_bit): Use inline keyword/macro.
2920 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2922 * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to
2923 find the index of a PHI argument. Use e->dest_idx instead.
2924 Replace hint with index.
2926 * tree-ssa-dom.c (cprop_into_successor_phis): Replace index
2929 2004-11-24 Diego Novillo <dnovillo@redhat.com>
2931 * tree-ssa-alias.c (merge_pointed_to_info): Fix comment
2932 regarding PT_MALLOC.
2934 2004-11-24 Joseph Myers <joseph@codesourcery.com>
2936 * config/i386/i386.c (optimization_options): Use
2937 SUBTARGET_OPTIMIZATION_OPTIONS.
2938 * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define.
2939 (TARGET_SUBTARGET_DEFAULT): Don't include
2940 MASK_OMIT_LEAF_FRAME_POINTER.
2942 2004-11-24 Mark Mitchell <mark@codesourcery.com>
2944 * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE):
2947 2004-11-24 Joseph Myers <joseph@codesourcery.com>
2949 * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES):
2950 Use amd64 instead of 64.
2952 2004-11-24 Mark Mitchell <mark@codesourcery.com>
2953 Joseph Myers <joseph@codesourcery.com>
2955 * crtstuff.c (IN_LIBGCC2): Define it.
2956 (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY
2957 instead of HAVE_LD_RO_RW_SECTION_MIXING.
2958 * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro.
2959 * dwarf2out.c (named_section_eh_frame_section): Check
2960 EH_TABLES_CAN_BE_READ_ONLY.
2961 * except.c (default_exception_section): Likewise.
2962 * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define.
2963 * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document.
2965 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2967 * tree-ssa-pre.c (phi_translate): Use find_edge to find the
2968 index of a PHI argument.
2970 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use
2971 find_edge to find the index of a PHI argument.
2973 2004-11-24 Steven Bosscher <stevenb@suse.de>
2975 * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
2976 and LABELED_BLOCK_EXPR.
2977 * gimplify.c (gimplify_labeled_block_expr): Remove.
2978 (gimplify_exit_block_expr): Remove.
2979 (gimplify_expr): Don't call them.
2980 * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
2981 and LABELED_BLOCK_EXPR.
2982 (estimate_num_insns_1): Likewise.
2983 (walk_tree): Likewise.
2984 * tree-pretty-print.c (dump_generic_node): Don't handle
2985 EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
2986 * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
2987 (LABELED_BLOCK_EXPR): Likewise.
2988 * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
2989 (LABELED_BLOCK_BODY): Likewise.
2990 (EXIT_BLOCK_LABELED_BLOCK): Likewise.
2991 (EXIT_BLOCK_RETURN): Removed.
2993 2004-11-24 Steven Bosscher <stevenb@suse.de>
2995 * cfgrtl.c (rtl_delete_block): Fix comment.
2996 * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG
2997 or BLOCK_END insn notes.
2998 * jump.c (squeeze_notes): Likewise.
2999 * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and
3000 EH_REGION_END notes, we never have them to begin with.
3001 * sched-deps.c (sched_analyze_insn): When updating loop notes,
3002 verify that we have indeed only recorded loop notes.
3003 (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes.
3004 Only record loop notes.
3006 * cfgexpand.c (tree_expand_cfg): Fix comment.
3008 * passes.c (rest_of_compilation): Don't do a second call to
3009 convert_from_eh_region_ranges from here, it's already called
3011 * except.c (resolve_fixup_regions): Remove.
3012 (remove_fixup_regions): Remove.
3013 (convert_from_eh_region_ranges_1): Remove.
3014 (convert_from_eh_region_ranges): Remove the case where EH is
3015 not already lowered at the tree level. We always lower there.
3017 2004-11-24 Paolo Bonzini <bonzini@gnu.org>
3020 * tree.c (make_vector_type): Move qualifiers to the vector type,
3021 use the inner type's main variant and build a main variant for
3022 the vector type if necessary.
3023 (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
3025 2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3027 * target.h (late_rtl_prologue_epilogue): Remove.
3028 * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
3029 * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
3030 * passes.c (rest_of_handle_prologue_epilogue): Remove and move
3031 remaining bits to...
3032 (rest_of_handle_flow2): ...here.
3033 (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
3034 * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
3036 2004-11-23 Mark Mitchell <mark@codesourcery.com>
3038 * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout.
3039 * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
3040 * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
3042 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
3044 * config/i386/i386.c (override_options): Move
3045 SUBTARGET_OVERRIDE_OPTIONS before defaulting
3046 flag_omit_frame_pointer.
3048 2004-11-23 Richard Henderson <rth@redhat.com>
3050 * rtl.h (validate_subreg): Declare.
3051 * emit-rtl.c (validate_subreg): New.
3052 (gen_rtx_SUBREG): Use it.
3053 * simplify-rtx.c (simplify_subreg): Likewise.
3054 (simplify_gen_subreg): Likewise. Remove duplicate asserts.
3055 * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
3056 fallback whenever gen_realpart/gen_imagpart would not be able to
3059 2004-11-23 Richard Henderson <rth@redhat.com>
3061 * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
3062 hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
3065 2004-11-23 Diego Novillo <dnovillo@redhat.com>
3067 PR tree-optimization/18618
3068 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
3069 (insert_phi_nodes_for): Change third argument to VEC(basic_block).
3070 * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
3072 (stmts_to_rescan): Likewise.
3073 (const_and_copies_stack): Likewise.
3074 (nonzero_vars_stack): Likewise.
3075 (vrp_variables_stack): Likewise.
3077 2004-11-23 Richard Henderson <rth@redhat.com>
3079 * cse.c (record_jump_cond_subreg): New.
3080 (record_jump_cond): Use it instead of gen_lowpart.
3082 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
3083 Joseph Myers <joseph@codesourcery.com>
3085 * config/sol2-c.c (solaris_register_pragmas): Use
3086 c_register_pragma_with_expansion.
3087 * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
3088 * c-pragma.c (c_register_pragma): Update call to
3089 cpp_register_pragma.
3090 (c_register_pragma_with_expansion): New function.
3091 (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
3092 * c-pragma.h (c_register_pragma_with_expansion): New prototype.
3093 * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
3095 * doc/tm.texi (c_register_pragma_with_expansion,
3096 HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
3098 2004-11-23 Richard Henderson <rth@redhat.com>
3100 * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
3101 as mode sizes into local temporaries. Unify failure path.
3103 2004-11-23 Richard Henderson <rth@redhat.com>
3105 * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
3106 * caller-save.c (mark_set_regs): Use subreg_regno instead.
3107 * final.c (alter_subreg): Likewise.
3108 * local-alloc.c (reg_is_born): Likewise.
3110 2004-11-23 Richard Henderson <rth@redhat.com>
3112 * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
3113 instead of using a SUBREG temporary.
3115 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3117 * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
3120 2004-11-23 Zack Weinberg <zack@codesourcery.com>
3122 * function.h (struct function): Remove calls_longjmp.
3123 (current_function_calls_longjmp): Delete.
3124 * tree.h (ECF_LONGJMP): Delete.
3125 (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
3126 (ECF_LIBCALL_BLOCK): Everybody slide down one.
3127 (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
3128 * builtins.c (expand_builtin_longjmp): Don't set
3129 current_function_calls_longjmp.
3130 * calls.c (special_function_p): Mark longjmp and siglongjmp
3131 with ECF_NORETURN, not ECF_LONGJMP.
3132 (emit_call_1, expand_call, emit_library_call_value_1):
3133 Don't check for ECF_LONGJMP.
3134 * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
3135 (need_fake_edge_p): Likewise.
3137 * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
3138 * system.h: Poison NON_SAVING_SETJMP.
3139 * function.c (use_register_for_decl)
3140 * gcse.c (compute_hash_table_work, compute_store_table)
3141 * postreload-gcse.c (record_opr_changes)
3142 * reload.c (find_equiv_reg)
3143 * reload1.c (reload)
3144 * config/i386/i386.c (ix86_can_use_return_insn_p):
3145 Remove code conditional on NON_SAVING_SETJMP.
3146 * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
3148 * config/i386/sysv3.h: Delete file.
3149 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
3151 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
3153 * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
3154 the vectorization factor is greater than the iteration count.
3155 (vect_gen_niters_for_prolog_loop): No need to calculate min if the
3156 iteration count is known.
3158 (vect_build_symbol_bound): Removed. Its functionality moved to
3159 vect_generate_tmps_on_preheader.
3160 (vect_generate_tmps_on_preheader): Moved content of
3161 vect_build_symbol_bound here instead of calling it. Changed some
3164 (vect_build_loop_niters): We don't expect a new_bb to be generated -
3166 (vect_gen_niters_for_prolog_loop): Likewise.
3167 (vect_gen_niters_for_prolog_loo): Likewise.
3169 (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
3170 (slpeel_add_loop_guard): Likewise.
3171 (slpeel_tree_peel_loop_to_edge): Likewise.
3172 (vect_do_peeling_for_alignment): Likewise.
3174 (vect_get_first_index): Missing space.
3176 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
3178 * config/s390/s390.md ("*iordi3"): Mark commutative.
3179 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
3181 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3183 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
3184 greater than PHI_ARG_CAPACITY.
3185 (reserve_phi_args_for_new_edge): Initialize the new PHI
3186 argument to NULL_TREE. Increment PHI_NUM_ARGS.
3187 (add_phi_arg): Add a PHI argument to the slot given by
3189 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
3190 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
3191 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
3192 argument by looking at PHI_ARG_DEF.
3193 (verify_phi_args): Check for a missing PHI argument. Remove
3194 the check for duplicate PHI arguments.
3195 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
3196 (phi_arg_d): Remove e.
3198 * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
3199 by restricting to the case with two outgoing edges.
3201 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
3203 * config/s390/s390.c (s390_backchain_string): Removed.
3204 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
3205 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
3206 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
3207 TARGET_KERNEL_BACKCHAIN to reflect the new options.
3208 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
3209 (TARGET_KERNEL_BACKCHAIN): Removed.
3210 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
3211 (TARGET_PACKED_STACK): New macro.
3212 (TARGET_SWITCHES): New switches added.
3213 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
3215 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
3216 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
3217 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
3218 the change in target switch semantics.
3219 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
3220 (TARGET_DEFAULT): MASK_BACKCHAIN added.
3221 * doc/invoke.texi: Added documentation for the new/changed options.
3223 2004-11-23 Uros Bizjak <uros@kss-loka.si>
3225 PR rtl-optimization/18614
3226 * simplify-rtx.c (simplify_binary_operation): Do not
3227 simplify inner elements of constant arguments of
3230 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3232 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
3235 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3237 * tree-phinode.c (make_phi_node): Use a new variable,
3238 capacity, to receive the return value of ideal_phi_node_len.
3240 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3242 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
3243 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3244 __gthread_recursive_mutex_init_function.
3245 (__gthread_key_create): Properly cast -1.
3246 (__gthread_recursive_mutex_init_function): New function.
3247 (__gthread_recursive_mutex_lock): Rewrite.
3248 (__gthread_recursive_mutex_trylock): Likewise.
3249 (__gthread_recursive_mutex_unlock): Likewise.
3251 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3253 * config/c4x/t-rtems: New.
3254 * config.gcc: Reflect having added c4x/t-rtems.
3256 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
3260 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
3261 lang_hooks.types.type_for_size instead of integer_type_node for the
3264 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3266 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
3268 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3270 * config/arm/t-rtems: New.
3271 * config.gcc: Reflect having added arm/t-rtems.
3273 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3275 * tree-cfg.c (tree_execute_on_growing_pred): New.
3276 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
3277 * tree-flow.h: Add a prototype for
3278 reserve_phi_args_for_new_edge.
3279 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
3280 (add_phi_arg): Don't resize a PHI array.
3282 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3284 * config.gcc: Add avr-*-rtems*.
3285 * config/avr/t-rtems: New.
3286 * config/avr/rtems.h: New.
3288 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
3290 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
3291 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
3292 Add comment to function.
3294 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3297 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
3299 PR rtl-optimization/14838
3300 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
3302 (get_last_nonnote_insn): Don't assume last insn is a note.
3304 2004-11-22 Roger Sayle <roger@eyesopen.com>
3306 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
3307 to fold_binary_to_constant.
3308 (nondestructive_fold_unary_to_constant): Likewise, rename to
3309 fold_unary_to_constant.
3310 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
3311 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
3312 (nondestructive_fold_unary_to_constant): Likewise.
3313 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
3314 and fold_binary_to_constant.
3315 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
3316 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
3317 and EXEC_UNARY with calls to fold_*nary_to_constant.
3318 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
3319 (idx_find_step): Replace uses of EXEC_BINARY with calls to
3320 fold_binary_to_constant.
3322 2004-11-22 Nick Clifton <nickc@redhat.com>
3324 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
3325 initialisation of 'e'.
3327 2004-11-22 Roger Sayle <roger@eyesopen.com>
3329 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
3330 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
3331 automatically for targets without TARGET_80387.
3332 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
3333 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
3334 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
3335 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
3336 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
3337 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
3338 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
3339 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
3340 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
3341 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
3342 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
3343 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
3344 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
3345 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
3346 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
3347 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
3348 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
3349 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
3350 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
3351 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
3353 2004-11-22 Dale Johannesen <dalej@apple.com>
3355 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
3356 properly and comment.
3358 2004-11-22 James A. Morrison <phython@gcc.gnu.org
3360 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
3361 (sparc_init_builtins): New function.
3362 (sparc_init_vis_builtins): Create builtin functions for VIS
3364 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
3365 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
3366 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
3367 (def_builtin): New macro for creating builtin functions.
3368 (P): New mode macro for pointer types.
3369 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
3370 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
3371 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
3372 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
3373 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3374 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
3375 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
3377 2004-11-22 Devang Patel <dpatel@apple.com>
3379 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
3381 2004-11-22 Devang Patel <dpatel@apple.com>
3383 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
3384 (if_convertible_phi_p): ... new name.
3385 (if_convertable_modify_expr_p): Rename to ...
3386 (if_convertible_modify_expr_p): ... new name.
3387 (if_convertable_stmt_p): Rename to ...
3388 (if_convertible_stmt_p): ... new name.
3389 (if_convertable_bb_p): Rename to ...
3390 (if_convertible_bb_p): ... new name.
3391 (if_convertable_loop_p): Rename to ...
3392 (if_convertible_loop_p): ... new name.
3394 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3397 * configure.ac (threading): Accept 'posix95'.
3398 * configure: Regenerate.
3399 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
3400 include sol26.h and default to posix95 threads if have_pthread_h.
3401 (sparc-*-solaris2*): Likewise.
3402 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
3403 * gthr-posix95.h: New file.
3404 * config/sol26.h: New file.
3405 * doc/install.texi (--enable-threads): Document 'posix95'.
3407 2004-11-23 Ben Elliston <bje@au.ibm.com>
3409 * pointer-set.h (pointer_set_contains): Remove.
3410 * pointer-set.c (pointer_set_contains): Likewise.
3412 2004-11-22 Dale Johannesen <dalej@apple.com>
3414 * calls.c (expand_call): Do not call preserve_temp_slots.
3416 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
3418 * tree-flow.h: Remove the prototype for remove_phi_arg.
3419 Add a prototype for remove_phi_args.
3420 * tree-phinodes.c (remove_phi_arg): Remove.
3421 (remove_phi_args): New.
3422 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
3425 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
3426 after making an edge.
3427 (remove_edge): Call execute_on_shrinking_pred before removing
3429 (redirect_edge_succ): Call execute_on_growing_pred and
3430 execute_on_shrinking_pred.
3431 * cfghooks.c (execute_on_growing_pred): New.
3432 (execute_on_shrinking_pred): Likewise.
3433 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
3434 execute_on_shrinking_pred.
3435 Add prototypes for execute_on_growing_pred and
3436 execute_on_shrinking_pred.
3437 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
3438 execute_on_growing_pred and execute_on_shrinking_pred.
3439 (cfg_layout_rtl_cfg_hook): Likewise.
3440 * tree-cfg.c (tree_cfg_hooks): Likewise.
3442 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
3443 (tree_cfg_hooks): Use it.
3444 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
3445 (ssa_redirect_edge): Don't call remove_phi_arg_num.
3447 * tree-phinodes.c (remove_phi_arg_num): Make it static.
3448 * tree-flow.h: Remove the corresponding prototype.
3450 * tree-ssa.c (ssa_remove_edge): Remove.
3451 * tree-flow.h: Remove the corresponding prototype.
3452 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
3453 * basic-block.h: Likewise.
3454 * tree-if-conv.c: Likewise.
3455 * tree-ssa-threadupdate.c: Likewise.
3457 2004-11-23 Ben Elliston <bje@au.ibm.com>
3459 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
3460 @table to list the BSI methods. Use individual @findex directives
3461 instead of one with a comma-separated list of index entries.
3463 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
3465 PR tree-optimization/18529
3466 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
3467 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
3468 (fold): Call fold_to_nonsharp_ineq_using_bound.
3469 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
3470 (number_of_iterations_cond): Fold the expressions before futher
3472 (tree_simplify_using_condition): Handle case when cond or expr is
3473 an EQ_EXPR specially.
3475 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
3477 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
3478 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
3480 2004-11-22 David Edelsohn <edelsohn@gnu.org>
3481 Fariborz Jahanian <fjahanian@apple.com>
3483 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
3485 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
3486 Align 16 byte and larger vectors like Altivec.
3487 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
3488 (function_arg): Same.
3489 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
3491 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3494 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
3497 2004-11-22 Richard Henderson <rth@redhat.com>
3499 * function.c (assign_parm_setup_block): Revert 11-13 change to
3500 forcably re-mode a (possibly BLKmode) hard register.
3502 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3504 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
3506 2004-11-22 David Edelsohn <edelsohn@gnu.org>
3508 * config/rs6000/power4.md: Remove delay between dispatch and issue
3509 associated with dispatch group slots 3 and 4.
3510 * config/rs6000/power5.md: Same.
3512 2004-11-21 Jeff Law <law@redhat.com>
3514 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
3516 * cfgbuild.c (make_edges): Likewise.
3517 * cfghooks.c (can_duplicate_block_p): Likewise.
3518 * cfgloop.c (loop_latch_edge): Likewise.
3519 * cfgloopmanip.c (force_single_succ_latches): Likewise.
3520 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3521 * predict.c (predict_loops, propagate_freq): Likewise.
3522 * tracer.c (tail_duplicate): Likewise.
3523 * tree-cfg.c (disband_implicit_edges): Likewise.
3524 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
3526 2004-11-22 Nick Clifton <nickc@redhat.com>
3528 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
3529 initialisation of 'e'.
3531 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
3533 PR rtl-optimization/18599
3534 * regrename.c (copyprop_hardreg_forward): Speed up by putting
3535 BB_VISITED flags on basic blocks as we process them.
3537 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
3540 * config/rs6000/altivec.md (VI_char): New mode attribute.
3541 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
3542 (add<mode>3): ... this.
3543 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
3544 (sub<mode>3): ... this.
3545 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
3546 (smax<mode>3): ... this.
3547 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
3548 (smin<mode>3): ... this.
3549 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
3550 (umax<mode>3): ... this.
3551 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
3552 (umin<mode>3): ... this.
3553 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
3554 (and<mode>3): ... this.
3555 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
3556 (ior<mode>3): ... this.
3557 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
3558 (xor<mode>3): ... this.
3559 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
3560 (and<mode>3): ... this.
3561 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
3562 (ior<mode>3): ... this.
3563 (altivec_vnor): Replace with ...
3564 (altivec_nor<mode>): ... this.
3565 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
3566 (one_cmpl<mode>2): ... this.
3567 (altivec_vandc): New expander.
3568 (*andc<mode>3): New insn.
3569 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
3571 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
3574 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
3575 creating iv instead of integer_type.
3576 (vect_build_loop_niters): Remove redundant code.
3577 (vect_transform_loop_bound): Removed (duplicates functionality of
3578 make_loop_iterate_ntimes.
3579 (vect_gen_niters_for_prolog_loop): Add documentation. Call
3580 lang_hooks.types.type_for_size to create a type of the required size.
3581 Use that type instead of integer_type. Remove redundant code.
3582 (vect_update_niters_after_peeling): Use type of niters instead of
3584 (vect_transform_loop): Unify handling of known and unknown loop bound
3585 cases. Call make_loop_iterate_ntimes instead of
3586 vect_transform_loop_bound.
3588 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3591 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
3594 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
3597 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
3599 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3601 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
3603 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
3604 m32r/libgcc-glibc.ver.
3605 * config/m32r/libgcc-glibc.ver: Add New file.
3607 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
3609 * bitmap.h (struct bitmap_obstack): New obstack type.
3610 (struct bitmap_head_def): Replace using_obstack with obstack
3612 (bitmap_default_obstack): New.
3613 (bitmap_initialize): Make inline, does not do allocation.
3614 (bitmap_release_memory): Remove.
3615 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
3616 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
3617 bitmap_obstack_free, bitmap_malloc_free): Declare.
3618 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
3619 (BITMAP_FREE): Replace with ...
3620 (BITMAP_OBSTACK_FREE): ... this.
3621 (BITMAP_XFREE): Adjust.
3622 (BITMAP_INIT_ONCE): Remove.
3623 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
3624 (bitmap_default_obstack): New.
3625 (bitmap_elem_to_freelist): Adjust.
3626 (bitmap_element_allocate): Adjust. Break initialization into ...
3627 (bitmap_obstack_initialize): ... here.
3628 (bitmap_release_memory): Replace with ...
3629 (bitmap_obstack_release): ... this.
3630 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
3631 bitmap_obstack_free, bitmap_malloc_free): New.
3632 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
3634 (bitmap_initialize): Move to bitmap.h.
3635 * gengtype.c (open_base_files): Add obstack.h to ifiles.
3636 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
3637 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
3638 (INITIALIZE_REG_SET): Remove.
3639 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
3640 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
3641 (flow_obstack): Do not declare.
3642 (reg_obstack): Declare.
3643 * regs.h: Include obstack.h.
3644 * tree-optimize.c (tree_rest_of_compilation): Initialize and
3645 release bitmap obstack here.
3646 * bb-reorder.c: #include regs, not basic-block.
3647 (fix_crossing_conditional_branches): Allocate regsets from
3649 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
3651 * caller-save.c: Include regs.h earlier.
3652 * cfg.c: Do not include basic-block.h or obstack.h.
3653 (reg_obstack): Define.
3654 * cfganal.c: Include obstack.h
3655 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
3657 * cfglayout.c: Do not include obstack.h.
3658 (flow_obstack): Remove declaration.
3659 (cfg_layout_duplicate_bb): Use reg_obstack.
3660 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
3661 * cfgrtl.c (rtl_split_block): Use reg_obstack.
3662 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
3663 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
3664 (cfg_layout_split_edge): Use reg_obstack.
3665 * cse.c: Include regs.h earlier.
3666 * ddg.c: Do not include basic-block.h.
3667 * dominance.c: Inlude obstack.h.
3668 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
3669 (calculate_global_regs_live): Likewise.
3670 (allocate_bb_life_data): Use reg_obstack.
3671 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
3672 * global.c: Do not include basic-block.h.
3673 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
3674 * graph.c: Include obstack.h.
3675 * haifa-sched.c: Do not include basic-block.h.
3676 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
3677 * local-alloc.c: Do not include basic-block.h.
3678 * loop-init.c, loop-invariant.c: Include obstack.h.
3679 * loop-iv.c: Likewise.
3680 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
3682 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
3683 * modulo-sched.c: Do not include basic-block.h.
3684 * passes.c (rest_of_handle_final): Do not call
3685 regset_release_memory.
3686 * ra-debug.c: Include regs.h earlier. Do not include
3688 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
3689 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
3690 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
3691 (regset_release_memory): Remove.
3692 * resource.c: Do not include basic-block.h.
3693 * rtlanal.c: Do not include basic-block.h.
3694 * sbitmap.c: Include obstack.h.
3695 * sched-deps.c: Do not include basic-block.h.
3696 (reg_pending_sets_head, reg_pending_clobbers_head,
3697 reg_pending_uses_head): Remove.
3698 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
3699 * sched-ebb.c: Do not include basic-block.h.
3700 * sched-rgn.c: Likewise.
3701 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
3703 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
3704 * tree-sra.c (decide_instantiations): Adjust bitmap
3706 * tree-ssa-dce.c: Include obstack.h.
3707 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
3708 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
3709 (bitmap_set_new): Likewise.
3710 (init_pre): Initialize bitmap obstack.
3711 (fini_pre): Release bitmap obstack.
3712 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
3713 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
3714 (mark_for_rewrite, unmark_for_rewrite): Likewise.
3715 (marked_ssa_names): Likewise.
3716 (init_ssanames): Use BITMAP_XMALLOC.
3717 (fini_ssanames): Use BITMAP_XFREE.
3718 * web.c: Include obstack.h
3720 2004-11-22 Nick Clifton <nickc@redhat.com>
3722 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
3723 predecessor in the first for-loop.
3725 2004-11-21 Stan Shebs <shebs@apple.com>
3727 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
3729 (function_arg): Move darwin test up, sniff mode first for
3730 efficiency, test for union type.
3732 2004-11-21 Dale Johannesen <dalej@apple.com>
3734 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3736 2004-11-21 Jeff Law <law@redhat.com>
3738 * tree-ssa.c (verify_use): Fix comment.
3739 (verify_phi_args): Check that the number of incoming edges matches
3740 the number of PHI arguments. Check that each PHI argument is
3741 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
3742 dead or duplicated edges. Clear e->aux earlier and avoid separate
3743 loop to clear e->aux and test for missed edges.
3744 (verify_ssa): Remove first walk over statements. Move checking
3745 of PHI args into verify_phi_args. Move checking of statements
3746 with aliased stores and V_MAY_DEFS into the remaining loop over
3747 the statements. Register defs by walking through the formal
3750 2004-11-21 Roger Sayle <roger@eyesopen.com>
3753 * dojump.c (compare_from_rtx): Clarify mode argument in function
3754 description. Correct order of mode/cmp_mode arguments in call to
3755 simplify_relational_operation. Check "tem" for COMPARISON_P.
3757 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
3758 David Edelsohn <edelsohn@gnu.org>
3761 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
3762 synthetic vectors in memory.
3763 (function_arg_boundary): Align large synthetic vectors.
3764 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
3766 2004-11-21 Jeff Law <law@redhat.com>
3768 * cfg.c (update_bb_profile_for_threading): Do not rescale the
3769 successor probabilities if they are not going to change. Pull
3770 division out of loop if we do need to rescale successor probabilities.
3772 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
3773 index of the destination block for the hash value rather than
3776 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
3778 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
3779 checks for neither argument being an array or pointer (swapping
3780 the arguments if necessary), the array argument being a pointer to
3781 or array of functions and for -Wchar-subscripts warnings upfront.
3783 2004-11-20 Jeff Law <law@redhat.com>
3785 * regrename.c (copyprop_hardreg_forward): Only search for a
3786 previously processed block if the current block only has one
3789 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
3791 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
3793 * config/arm/arm.c: Follow spelling conventions.
3795 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
3797 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
3798 a bit in tune_flags.
3799 (const_double_needs_minipool): Likewise. Split most of the code out
3801 (arm_const_double_inline_cost): ... new function here.
3802 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
3803 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
3804 word constants of length 2, 3 and 4 insns respectively.
3805 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
3806 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
3807 constraints. Set insn lenghts accordingly.
3809 2004-11-19 Jeff Law <law@redhat.com>
3811 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
3812 a hash table. Extensive modifications throughout to support
3815 (struct local_info): New.
3816 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
3818 (redirection_data): Now a hashtable.
3819 (redirection_data_hash, redirection_data_eq): New.
3820 (lookup_redirection_data, create_duplicates): New.
3821 (create_edge_and_update_destionation_phis): New.
3822 (fixup_template_block, redirect_edges): New.
3823 (thread_block): Use hash table traversals instead of loops over
3824 varray entries or incoming edge vectors.
3826 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3828 * basic-block.h (edge_def): Add dest_idx.
3829 * cfg.c (unchecked_make_edge): Initialize dest_idx.
3830 (remove_edge): Simplify the disconnection of an edge from its
3832 (redirect_edge_succ): Likewise.
3833 * cfghooks.c (verify_flow_info): Check the consistency of
3834 dest_idx for each edge.
3836 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
3838 * simplify-rtx.c (simplify_ternary_operation): Use
3841 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3843 * tree-cfg.c (reinstall_phi_args): New.
3844 (tree_split_edge): Use it after redirecting an edge. Don't
3845 modify PHI_ARG_EDGE.
3847 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
3849 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
3850 if checking is enabled.
3852 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
3854 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
3855 too many nested scopes.
3857 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3860 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
3861 changed to suppoer uses-after-loop and to void creating flow paths
3862 that shouldn't exist.
3863 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
3864 Modified to fit the new peeling scheme. Avoid quadratic behavior.
3865 (slpeel_add_loop_guard): Takes additional argument.
3866 (slpeel_verify_cfg_after_peeling): New function.
3867 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
3868 documentation. Use 'exit-bb' instead of creating 'new-bb'.
3869 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
3870 the new peeling scheme.
3871 (copy_phi_nodes): Function removed. Its functionality moved to
3872 update_phis_for_duplicate_loop.
3873 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
3874 moved here. Added documentation. Modified to fit the new peeling scheme.
3875 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
3876 needed - done in slpeel_tree_peel_loop_to_edge.
3877 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
3878 (vect_do_peeling_for_loop_bound): Add documentation. Call
3879 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
3880 with additional argument.
3881 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
3883 (vect_finish_stmt_generation): Avoid 80 column oveflow.
3885 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3887 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
3889 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
3890 without last two arguments. Update single_exit of loops.
3891 (vect_update_niters_after_peeling): Removed. Its functionality was
3892 moved to vect_do_peeling_for_alignment.
3893 (vect_do_peeling_for_loop_bound): New name for function previously
3894 called vect_transform_for_unknown_loop_bound.
3895 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
3896 instead of code that duplicates the same functionality.
3897 (vect_do_peeling_for_alignment): Functionality of
3898 vect_update_niters_after_peeling moved here.
3899 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
3900 previously named vect_transform_for_unknown_loop_bound - for both known
3901 and unknown loop bound cases.
3903 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3905 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
3906 previously called verify_loop_for_duplication. All conditions compacted
3907 into one compound condition. Removed debug dumps.
3908 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
3909 functionality moved to vect_can_advance_ivs_p, and some to
3910 vect_analyze_loop_form.
3911 (vect_can_advance_ivs_p): New function. Contains functionality that was
3912 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
3913 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
3914 (vect_analyze_operations): Call vect_can_advance_ivs_p and
3915 slpeel_can_duplicate_loop_p.
3916 (vect_get_loop_niters): Added documentation.
3917 (vect_analyze_loop_form): Check the loop entry always - not only in case
3918 of unknown loop bound. Create preheader and exit bb if necessary. Apply
3919 a check that used to take place in
3920 vect_analyze_loop_with_symbolic_num_of_iters.
3921 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
3922 Remove redundant call to rewrite_into_loop_closed_ssa.
3923 (vect_compute_data_refs_alignment): Removed obsolete comment.
3925 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3927 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
3928 function previously called tree_duplicate_loop_to_edge.
3929 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
3930 previously called tree_duplicate_loop_to_edge_cfg.
3931 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
3933 (slpeel_update_phi_nodes_for_guard): Likewise.
3934 (slpeel_make_loop_iterate_ntimes): Likewise.
3935 (slpeel_add_loop_guard): Likewise.
3936 (allocate_new_names, free_new_names): Function declaration moved to top
3938 (rename_use_op, rename_def_op): Likewise.
3939 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
3940 (vect_generate_tmps_on_preheader): Function declaration moved.
3941 (vect_transform_for_unknown_loop_bound): Added missing function
3944 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
3947 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
3948 Define a VEC(tree_on_heap) for head.
3949 (register_new_def): Change second argument to be a VEC(tree_on_heap).
3950 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
3951 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
3952 the VEC(tree_on_heap) function. Also free it before returning.
3953 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3954 for block_defs_stack.
3955 (restore_currdefs_to_original_value): Use VEC_length instead of
3956 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
3957 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3958 for block_defs_stack.
3959 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
3960 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3961 for block_defs_stack.
3962 (ssa_register_new_def): Likewise.
3963 (ssa_rewrite_initialize_block): Likewise.
3964 (rewrite_finalize_block): Use VEC_length instead of
3965 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
3966 (ssa_rewrite_finalize_block): Likewise.
3967 (register_new_def): Change second argument to be a VEC(tree_on_heap).
3968 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
3969 (rewrite_blocks): Initialize block_defs_stack with
3970 the VEC(tree_on_heap) function. Also free it before returning.
3971 (rewrite_ssa_into_ssa): Likewise.
3973 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
3975 * config/darwin.c (machopic_data_defined_p): return 1 for
3976 MACHOPIC_DEFINED_FUNCTION.
3978 2004-11-19 Jeff Law <law@redhat.com>
3980 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
3983 2004-11-19 Paul Brook <paul@codesourcery.com>
3986 * varasm.c (default_assemble_integer): Allow pointer-sized values.
3989 2004-11-19 Nick Clifton <nickc@redhat.com>
3991 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
3992 zero_extension and lshiftrt insns.
3993 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
3995 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
3996 to handle bp and bn insn patterns with a zero_extend rtx
3999 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
4001 * config/arm/arm.md (generic_sched): Make const.
4003 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
4005 * emit-rtl.c (classify_insn): Make it static.
4006 * rtl.h: Remove the corresponding prototype.
4008 * integrate.c (has_func_hard_reg_initial_val,
4009 get_func_hard_reg_initial_val): Make them static.
4010 * integrate.h: Remove the corresponding prototypes.
4012 2004-11-19 Ben Elliston <bje@au.ibm.com>
4014 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
4015 (dw2_asm_output_delta_sleb128): Likewise.
4016 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
4017 (dw2_asm_output_delta_sleb128): Likewise.
4019 2004-11-19 Adam Nemet <anemet@lnxw.com>
4021 * tree-ssa-alias.c: Fix comment.
4023 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
4025 * tree-outof-ssa.c: Fix a comment typo.
4027 2004-11-19 Ben Elliston <bje@au.ibm.com>
4029 * predict.h (predict_insn): Remove extern declaration.
4030 * predict.c (predict_insn): Make static.
4032 2004-11-19 Alan Modra <amodra@bigpond.net.au>
4034 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
4036 2004-11-18 Nicolas Pitre <nico@cam.org>
4038 * config/arm/arm.c (const_double_needs_minipool): New function to
4039 determine if a CONST_DOUBLE should be pushed to the minipool.
4040 (note_invalid_constants): Use it.
4042 2004-11-18 Paul Brook <paul@codesourcery.com>
4044 * config/arm/arm.c (target_float_switch): New variable..
4045 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
4046 target_float_switch.
4047 * config/arm/arm.h (target_float_switch): Declare.
4048 (ARM_FLAG_SOFT_FLOAT): Remove.
4049 (TARGET_SWITCHES): Remove hard-float and soft-float.
4050 (TARGET_OPTIONS): Add hard-float and soft-float.
4051 (TARGET_DEFAULT_FLOAT_ABI): Define.
4052 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
4053 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
4054 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
4055 * config/arm/netbsd-elf.h: Ditto.
4056 * config/arm/netbsd.h: Ditto.
4057 * config/arm/pe.h: Ditto.
4058 * config/arm/unknown-elf.h: Ditto.
4059 * config/arm/wince-pe.h: Ditto.
4060 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
4061 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
4062 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
4064 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
4066 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
4067 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
4068 altivec_lvx_4sf): Rename and replace with ...
4069 (altivec_lvx_<mode>): ... mode macro version.
4070 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
4071 altivec_stvx_4sf): Rename and replace with ...
4072 (altivec_stvx_<mode>): ... mode macro version.
4073 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
4074 (mov<mode>): ... mode macro version.
4075 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
4076 *movv4sf_internal1): Replace with ...
4077 (*mov<mode>_internal): ... mode macro version.
4078 (get_vrsave_internal, *set_vrsave_internal, *save_world,
4079 *restore_world): Unquote output statements.
4080 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
4081 altivec_expand_st_builtin): Adjust insn names.
4083 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
4085 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
4087 (rs6000_override_options): Likewise.
4088 (spe_build_register_parallel): Handle complex doubles on e500v2.
4089 (rs6000_spe_function_arg): Likewise.
4090 (function_arg): Likewise.
4091 (rs6000_function_value): Likewise.
4092 (rs6000_libcall_value): Likewise.
4094 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
4096 * ifcvt.c (find_if_block): Move the check for the number of edges
4097 above the loops checking for complex edges.
4098 Remove the counting of edges as we use EDGE_COUNT now.
4100 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
4102 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
4103 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
4105 2004-11-18 Andreas Schwab <schwab@suse.de>
4107 * config/i386/i386.md (define_peephole2): Revert last change.
4109 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
4111 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
4112 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
4114 2004-11-18 Diego Novillo <dnovillo@redhat.com>
4116 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
4119 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
4121 * Makefile.in (macro_list): Depend on s-macro_list.
4122 (s-macro_list): New target.
4124 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
4127 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
4128 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
4129 (fold_range_test): Adjust.
4130 (fold_truthop): Use it.
4131 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
4132 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
4134 2004-11-18 Uros Bizjak <uros@kss-loka.si>
4136 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
4137 insn split constraint.
4138 (define_peephole2): Remove unneeded "&& 1" from peephole2
4141 2004-11-18 Ben Elliston <bje@au.ibm.com>
4143 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
4144 element for bsi_prev; use @findex instead.
4146 2004-11-18 Ben Elliston <bje@au.ibm.com>
4148 * opts.h (add_input_filename): Remove extern declaration.
4149 * opts.c (add_input_filename): Make static.
4151 2004-11-17 Mark Mitchell <mark@codesourcery.com>
4153 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
4156 2004-11-17 Zack Weinberg <zack@codesourcery.com>
4158 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
4159 * system.h: Poison it.
4160 * doc/tm.texi: Delete its documentation.
4162 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
4163 Mark Mitchell <mark@codesourcery.com>
4165 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
4166 * config/i386/i386.c (i386_solaris_elf_named_section): New
4168 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
4169 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
4171 (ASM_QUAD): Don't undefine for biarch targets.
4172 * config/i386/t-sol2: Introduce multilib support.
4174 2004-11-18 Ben Elliston <bje@au.ibm.com>
4176 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
4178 2004-11-18 Ben Elliston <bje@au.ibm.com>
4180 * cgraph.h: Replace "it's" with "its" throughout.
4182 2004-11-18 Ben Elliston <bje@au.ibm.com>
4184 * doc/rtl.texi (Flags): Grammar fix.
4186 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
4188 * expmed.c (alg_code): Add alg_unknown.
4189 (alg_hash_entry): New.
4190 (NUM_ALG_HASH_ENTRIES): Likewise.
4191 (alg_hash): Likewise.
4192 (synth_mult): Cache the result into alg_hash.
4194 2004-11-17 Zack Weinberg <zack@codesourcery.com>
4196 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
4197 config/rs6000/libgcc-ppc64.ver.
4199 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
4201 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
4202 checking if an unconditional return is followed by a barrier.
4204 * jump.c (condjump_p): Remove unreachable code.
4206 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
4207 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
4208 tree-ssa-live.h, tree.h: Remove unused prototypes.
4210 2004-11-17 Jeff Law <law@redhat.com>
4212 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
4213 (edge_to_cases_elt): Renamed from edge_to_case_leader.
4214 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
4215 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
4216 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
4217 (get_cases_for_edge): New function.
4218 (start_recording_case_labels, end_recording_case_labels): Similarly.
4219 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
4220 chain equivalent CASE_LABEL_EXPRs together.
4221 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
4222 (make_switch_expr_edges): Do not record edge/cases here.
4223 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
4224 (split_critical_edges): Record cases around the edge splitting code.
4225 (cleanup_dead_labels): Use CASE_LABEL again.
4226 (tree_redirect_edge_and_branch): If we have a mapping from edge
4227 to cases, use it to handle redirections. Else do it the slow way.
4228 * tree.h (CASE_LEADER_OR_LABEL): Kill.
4229 (CASE_LABEL): Revert to just looking at the tree's second operand.
4230 * tree.c (get_case_label): Kill.
4232 2004-11-17 Diego Novillo <dnovillo@redhat.com>
4234 PR tree-optimization/18307
4235 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
4236 'orig' are the same node.
4237 (collect_points_to_info_r): Do not call merge_pointed_to_info
4238 when the PHI argument is identical to the LHS.
4240 2004-11-17 Steven Bosscher <stevenb@suse.de>
4242 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
4243 to insert the exit or entry block.
4244 (ssa_prop_init): Use add_control_edge to seed the algorithm.
4246 2004-11-16 Zack Weinberg <zack@codesourcery.com>
4248 * mkmap-flat.awk, mkmap-symver.awk: If the last version
4249 assigned to a symbol was '%exclude', do not emit it anywhere.
4250 If leading_underscore is true, prefix all symbols from the
4251 version scripts with a leading underscore before comparing
4252 them with nm output or emitting them. Remove support for dot
4254 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
4255 (SHLIB_MAPFILES): Use libgcc-std.ver.
4256 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
4257 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
4258 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
4259 libgcc-excl.ver and libgcc-glibc.ver.
4261 * config/sh/libgcc-excl.ver: New file.
4262 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
4264 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
4266 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
4267 the test when the edge has the opposite meaning, not when
4268 the first argument is invariant.
4270 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
4272 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
4274 (rs6000_complex_function_value): Handle e500 v2 variant.
4276 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
4278 Fix PR tree-optimization/18519
4280 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
4281 * tree-pass.h: Add TODO_cleanup_cfg.
4282 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
4283 (ccp_finalize): Remove call to cleanup_cfg.
4284 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
4285 (pass_cd_dce): Ditto.
4286 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
4287 dump_function_to_file.
4288 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
4290 (pass_ch): Add TODO_cleanup_cfg.
4291 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
4293 (pass_loop_done): Add TODO_cleanup_cfg.
4294 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
4295 (tree_ssa_phiopt): Remove call to cleanup_cfg.
4297 2004-11-16 Devang Patel <dpatel@apple.com>
4299 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
4301 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
4303 * expmed.c, ra-colorize.c: Fix comment typos.
4305 * doc/tm.texi: Fix typos.
4307 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
4308 Mark Mitchell <mark@codesourcery.com>
4311 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
4314 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
4316 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
4317 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
4319 2004-11-16 Devang Patel <dpatel@apple.com>
4321 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
4323 2004-11-16 Eric Christopher <echristo@redhat.com>
4325 * config/mips/mips.c: Use rtl _P predicates.
4326 * config/mips/mips.h: Ditto.
4327 * config/mips/mips.md: Ditto.
4329 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
4331 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
4334 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
4336 * config/s390/s390.c (s390_cc_modes_compatible): New function.
4337 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
4339 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
4342 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
4343 before and after the insns for getting GOT address in non-PIC
4344 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
4347 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
4349 * gcc/cse.c (struct change_cc_mode_args): New structure.
4350 (cse_change_cc_mode_insn): New function.
4351 (cse_change_cc_mode): Use validate_change to perfom changes.
4352 (cse_change_cc_mode_insns, cse_condition_code_reg):
4353 Call cse_change_cc_mode_insn.
4355 2004-11-16 Steven Bosscher <stevenb@suse.de>
4359 2004-11-16 Steven Bosscher <stevenb@suse.de>
4361 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
4363 2004-11-15 Dale Johannesen <dalej@apple.com>
4365 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
4367 2004-11-15 Dale Johannesen <dalej@apple.com>
4369 * profile.c (compute_branch_probabilities): Prevent
4370 crash with EH in RTL-based profiling.
4372 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
4374 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
4376 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4377 * tree-ssa-dom.c (thread_across_edge): Likewise.
4378 * tree-vectorizer.c (vect_transform_loop_bound): Replace
4379 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
4382 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
4383 (tree_flow_call_edges_add): Update the call to
4384 bsi_commit_edge_inserts.
4385 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
4386 * profile.c (branch_prob): Likewise.
4387 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
4388 * tree-sra.c (scalarize_function): Likewise.
4389 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
4390 * tree-ssa-pre.c (fini_pre): Likewise.
4391 * tree-flow.h: Update the prototype for
4392 bsi_commit_edge_inserts.
4394 2004-11-15 Eric Christopher <echristo@redhat.com>
4396 * sched-deps.c (set_sched_group_p): Delete.
4397 (delete_all_dependencies): New function.
4398 (fixup_sched_groups): Use. New function.
4399 (sched_analyze_insn): Use.
4401 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
4403 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
4404 RROTATE_EXPR or unknown code.
4405 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
4406 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
4407 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
4410 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
4413 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
4414 after processing the declarator.
4416 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
4418 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
4420 (altivec_vspltb): Same.
4421 (altivec_vspltw): Same.
4422 (altivec_vspltisb): Same.
4423 (altivec_vspltish): Same.
4424 (altivec_vspltisw): Same.
4425 (altivec_vspltisw_v4sf): Same.
4426 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
4428 Move "End of vector xor's" comment to the right place.
4430 2004-11-15 Steve Ellcey <sje@cup.hp.com>
4432 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
4433 instead of nonimmediate_operand.
4435 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4437 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
4438 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
4439 * config/sol2.c (solaris_output_init_fini): Update calls to
4440 ASM_OUTPUT_CALL. Include "rtl.h".
4442 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4444 * config/sol2-c.c (cmn_err_char_table): Add "p".
4446 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4448 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
4449 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
4451 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4453 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
4454 within the multilib directory.
4456 2004-11-15 Nick Clifton <nickc@redhat.com>
4458 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
4459 builtin assert of cpu=xstormy16.
4461 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
4463 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
4466 2004-11-14 Richard Henderson <rth@redhat.com>
4469 * calls.c (struct arg_data): Add parallel_value.
4470 (precompute_register_parameters): Set it.
4471 (load_register_parameters): Use it.
4472 (store_one_arg): Also set it here.
4474 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
4476 PR tree-optimization/18431
4477 * fold-const.c (associate_trees): Do not produce x + 0.
4478 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
4480 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
4482 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
4483 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
4485 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4487 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
4489 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4491 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
4492 value-prof.c: Fix comment typos.
4494 2004-11-14 Stan Shebs <shebs@apple.com>
4496 Basic ABI changes for passing structs by value in 64-bit Darwin.
4497 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
4498 (rs6000_override_options): Set it for 64-bit Darwin.
4499 (rs6000_parse_abi_options): Add testing options to change it.
4500 (rs6000_return_in_memory): Test whether the type is one
4501 that can be passed in registers.
4502 (darwin64_function_arg_advance): New.
4503 (function_arg_advance): Call it, plus add recursion depth
4504 argument and test when counting off arguments.
4505 (rs6000_darwin64_function_arg): New.
4506 (function_arg): Call it.
4507 (setup_incoming_varargs): Add argument to function_arg_advance.
4508 (rs6000_darwin64_function_value): New.
4509 (rs6000_function_value): Call it.
4510 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
4511 * config/rs6000/rs6000-protos.h: Update decl of
4512 function_arg_advance.
4514 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
4517 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
4518 support TImode before adding __int128_t and __uint128_t types.
4520 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
4523 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
4524 (vect_transform_loop_bound): Set loop->nb_iterations.
4526 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
4527 Andrew Pinski <pinskia@physics.uc.edu>
4530 * tree-vectorize.c (vect_build_loop_niters): Do not insert
4531 NULL into the instruction stream. Initialize new_bb to NULL.
4532 (vect_update_ivs_after_vectorizer): Likewise.
4533 (vect_gen_niters_for_prolog_loop): Likewise.
4535 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
4537 PR tree-optimization/18431
4538 * tree-flow.h (stmt_references_memory_p): Declare.
4539 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
4540 * tree-ssa.c (stmt_references_memory_p): New function.
4542 2004-11-14 Andreas Schwab <schwab@suse.de>
4544 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
4547 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4549 * c-common.c (walk_stmt_tree): Remove.
4550 * c-common.h: Remove the corresponding prototype.
4552 * emit-rtl.c (push_to_full_sequence): Remove.
4553 * rtl.h: Remove the corresponding prototype.
4555 * cselib.c, expr.c: Fix comment typos.
4557 2004-11-13 Richard Henderson <rth@redhat.com>
4559 * calls.c (precompute_register_parameters): Force all PARALLELs
4560 into pseudo registers.
4561 (load_register_parameters): Copy PARALLELs into hard registers.
4562 * function.c (assign_parm_setup_block): Copy PARALLELS into
4563 pseudo registers. Do emit_group_store in conversion_insns.
4564 * expr.c (emit_group_load_1): Rename from emit_group_load, take
4565 tmps as an argument. Move final copy loop ...
4566 (emit_group_load): ... here. New function.
4567 (emit_group_load_into_temps, emit_group_move_into_temps): New.
4568 * expr.h: Declare them.
4570 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4572 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
4573 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
4574 with PHI_CHAIN where appropriate.
4576 2004-11-13 Dale Johannesen <dalej@apple.com>
4578 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
4579 (tree_block_label): Ditto.
4580 (flush_pending_stmts): Ditto.
4581 (insert_edge_copies): Ditto.
4582 (expr_invariant_in_loop_p): Ditto.
4583 (TDF_USE_OPS): Parenthesize definition.
4584 (TDF_USE_VOPS): Ditto.
4586 2004-11-13 David Edelsohn <edelsohn@gnu.org>
4588 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
4589 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
4591 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
4593 2004-11-14 Joseph Myers <joseph@codesourcery.com>
4595 * config/i386/i386.c (override_options): Move loop to set default
4596 tuning to correct place.
4598 2004-11-13 Zak Kipling <zak@transversal.com>
4601 * config/i386/i386.c (classify_argument): Fix infinite loop when
4602 passing object with 3 or more base classes by value.
4604 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4606 * doc/md.texi (constraints) <% modifier>: Mention that it is
4607 useless when the two alternatives are strictly identical.
4609 2004-11-13 Richard Henderson <rth@redhat.com>
4611 * expmed.c (extract_split_bit_field): Temporarily disable call to
4612 extract_force_align_mem_bit_field.
4614 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4616 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
4619 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
4620 lambda-code.c, postreload.c, predict.c, tree-sra.c,
4621 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
4623 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
4625 * doc/install.texi (automake): Correctly document that everything now
4626 will use automake 1.9.3.
4628 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
4631 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
4632 TImode. Sorry for other non-complex larger-than-64-bit modes.
4633 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
4635 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
4637 * doc/install.texi (automake): Document that everything now uses 1.9.
4639 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
4641 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
4644 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4646 * tree.h: Fix comment typos.
4648 2004-11-13 Steven Bosscher <stevenb@suse.de>
4650 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
4651 HARD_REGISTER_NUM_P.
4653 * cselib.c (new_cselib_val): Make comment correct and more detailed.
4654 * flow.c (mark_set_1): Likewise.
4656 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4657 duplicate_eh_regions): Remove.
4658 * except.h (duplicate_eh_regions): Remove prototype.
4659 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
4660 global_const_equiv_varray): Remove.
4661 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
4662 global_const_equiv_varray, set_label_in_map): Remove prototypes,
4663 extern declaration, and #define.
4664 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
4665 (struct inline_remap): Remove.
4666 * varray.c (struct element): Remove entry for const_equiv_data.
4667 * varray.h (struct const_equiv_data): Remove.
4668 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
4669 (union varray_data_tag) <const_equiv>: Remove.
4670 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
4671 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
4673 * regstack.c (record_label_references): Remove unused function.
4675 * rtl.def (VALUE): Update comment.
4676 (LABEL_REF): Remove unused operand 2.
4677 * rtl.h (struct rtx_def): Update for removed accessor macros.
4678 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
4679 REG_LOOP_TEST_P): Remove.
4680 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
4681 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
4682 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
4684 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
4685 Eric Botcazou <ebotcazou@libertysurf.fr>
4688 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
4690 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
4691 (V32I): New macro for 32-bit modes.
4692 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
4693 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
4694 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
4695 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
4696 one_cmpldi_sp64): Use V64I instead of DI.
4697 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
4698 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
4699 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
4700 (nandv64i_vis, nandv32i_vis): New patterns.
4702 2004-11-12 Mike Stump <mrs@apple.com>
4704 * Makefile.in: Add html support.
4705 * java/Make-lang.in: Likewise.
4706 * fortran/Make-lang.in: Likewise.
4707 * treelang/Make-lang.in: Likewise.
4708 * doc/install.texi: Likewise.
4709 * doc/makefile.texi: Likewise.
4710 * doc/sourcebuild.texi: Likewise.
4712 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4714 * tree-ssa-loop-manip.c: Fix a comment typo.
4716 2004-11-12 Mike Stump <mrs@apple.com>
4718 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
4719 renaming this node to Concept Index.
4720 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
4721 to more closely match gcc.texi.
4723 2004-11-12 Jeff Law <law@redhat.com>
4725 * tree-cfg.c (hashtab.h): Include.
4726 (struct edge_to_case_leader_elt): New structure.
4727 (edge_to_case_leader): New.
4728 (edge_to_case_leader_hash): New hashtable hasing function.
4729 (edge_to_case_leader_eq): New hashtable equality function.
4730 (record_switch_edge): New function.
4731 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
4732 (make_switch_expr_edges): Build the edge-to-case-leader
4733 hash table. Tear down the hash table when we're done.
4734 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
4736 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
4737 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
4738 to use new concept of case leaders to reduce overhead of
4739 redirecting outgoing edges from switch statements.
4740 * tree.c (get_case_label): New function.
4741 * tree.h (CASE_LABEL): Define in terms of get_case_label.
4742 (CASE_LEADER_OR_LABEL): Define.
4744 2004-11-12 Ziemowit Laski <zlaski@apple.com>
4746 * varasm.c (output_addressed_constants): For CONST_DECLs,
4747 output the initializer if present.
4749 2004-11-12 Ziemowit Laski <zlaski@apple.com>
4751 * config/rs6000/darwin.h: Fix confusing typo in comment.
4753 2004-11-12 Devang Patel <dpatel@apple.com>
4755 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
4757 2004-11-12 Devang Patel <dpatel@apple.com>
4759 * tree-if-conv.c (clean_predicate_lists): Use loop header
4762 2004-11-12 Richard Henderson <rth@redhat.com>
4765 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
4766 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4767 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
4768 * config/i386/i386-modes.def (XF): Use it.
4770 2004-11-11 Geoffrey Keating <geoffk@apple.com>
4772 * Makefile.in (macro_list): Use move-if-change to avoid spurious
4775 2004-11-12 Mark Mitchell <mark@codesourcery.com>
4778 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
4779 when deciding whether to pass a variable to
4780 cgraph_varpool_finalize_decl or assemble_variable.
4781 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
4783 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
4785 * tree-vectorizer.c: Fix a comment typo.
4787 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
4789 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
4791 2004-11-12 Diego Novillo <dnovillo@redhat.com>
4793 * tree-scalar-evolution.c (analyzable_condition): Remove
4794 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
4796 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
4798 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4799 Remove m505/roe multilib variant.
4801 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4803 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
4804 to load from the stack.
4806 2004-11-12 Richard Henderson <rth@redhat.com>
4808 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
4809 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
4810 * toplev.h (FL2T__): Remove.
4811 (CLZ_HWI): Rename from FL2T_CLZ__.
4813 (floor_log2): Simplify.
4816 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
4818 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
4819 compute the first overlapping iterations.
4821 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
4824 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
4825 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
4827 2004-11-12 Steven Bosscher <stevenb@suse.de>
4829 PR tree-optimization/18419
4830 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
4831 pointer set instead of a bitmap.
4832 (walk_use_def_chains): Create, pass and clean up that pointer_set.
4834 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
4836 (init_alias_info): Allocate and zero it here.
4837 (delete_alias_info): Delete it here.
4838 (collect_points_to_info_for): Use it.
4840 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4842 * alias.c (record_alias_subset, addr_side_effect_eval):
4844 * alias.h: Remove the prototype for record_alias_subset.
4845 * expr.h: Remove the commented-out prototype for
4846 record_alias_subset.
4847 * rtl.h: Remove the prototype for addr_side_effect_eval.
4849 * cfglayout.c (choose_inner_scope): Make it static.
4850 * rtl.h: Remove the corresponding prototype.
4852 * cfgloopmanip.c (update_single_exits_after_duplication,
4853 unloop): Make them static.
4854 * cfgloop.h: Remove the corresponding prototypes.
4856 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
4858 * c-tree.h: Remove the corresponding prototypes.
4860 * explow.c (round_push): Make it static.
4861 * expr.h: Remove the corresponding prototype.
4863 * varasm.c (get_named_section_flags, decl_tls_model): Make
4865 * output.h: Remove the prototype for get_named_section_flags.
4866 * tree.h: Remove the prototype for decl_tls_model.
4868 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4870 * function.c (expand_function_end): Remove an "if" statement
4871 that always triggers.
4872 * stmt.c (expand_null_return_1): Likewise.
4874 2004-11-11 James E. Wilson <wilson@specifixinc.com>
4876 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
4877 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
4878 CLASS_MAX_NREGS): Likewise.
4880 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4882 PR tree-optimization/17742
4883 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
4884 MINUS_EXPR correctly.
4886 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
4888 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
4889 Give up as soon as the evolution is known not computable.
4891 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4894 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
4895 mask64_1or2_operand.
4896 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
4897 to spot rlwinm opportunities.
4898 (and64_2_operand): Use mask_1or2_operand.
4899 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
4901 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
4903 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
4904 (vect_update_ivs_after_vectorizer): Update function documentation.
4905 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
4907 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4909 * config/arm/arm.c: Fix a comment typo.
4911 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4913 * bitmap.h (nBITMAP_WORD_BITS): Remove.
4914 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
4915 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
4917 (bitmap_first_set_bit): Return unsigned, use ctzl.
4918 (bitmap_last_set_bit): Remove.
4919 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
4921 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
4922 remove special case code for two word elements.
4923 (bitmap_last_set_bit): Remove.
4924 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
4925 bitmap_first_set_bit with bitmap_empty_p.
4926 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
4927 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
4928 bitmap_last_bit_set.
4930 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4933 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
4936 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
4937 unsigned equality compare when we know the operands are unsigned.
4939 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
4941 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
4942 __PIC__ and __pic__ only if TARGET_ABICALLS.
4943 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
4944 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
4945 -KPIC only if not -mno-abicalls.
4947 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
4948 * config/sparc/linux.h, config/sparc/linux64.h
4949 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
4951 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
4952 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
4953 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
4954 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
4956 2004-11-11 Paul Brook <paul@codesourcery.com>
4958 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
4959 register if current_function_uses_pic_offset_table is set.
4961 2004-11-10 David Edelsohn <edelsohn@gnu.org>
4963 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
4964 Change multi-instruction sequences to new attribute.
4965 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
4966 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
4967 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
4969 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
4971 * tree-data-ref.c (build_classic_dist_vector): If either loop
4972 is outside of the nest we asked about, the dependence can't
4974 (build_classic_dir_vector): Ditto.
4976 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
4978 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
4980 (force_var_cost): Determine cost of addition and multiplication more
4982 (get_computation_cost_at): Add cost for computing address elements to
4985 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
4986 one of the arguments of MINUS_EXPR is an address.
4987 (split_address_to_core_and_offset): New function.
4988 (ptr_difference_const): Handle case when one of the operands is a
4990 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
4991 (ptr_difference_cost): Pass addresses instead of objects to
4992 ptr_difference_const.
4994 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
4996 * tree.c (tree_check_failed): Emit general error if the list of
4997 node types is empty.
4999 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5001 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
5002 argument. When the union is passed in the 6th slot, build a
5003 PARALLEL with only one element.
5004 (function_arg): Adjust call to function_arg_union_value.
5005 (function_value): Likewise.
5007 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
5009 PR tree-optimization/17892
5010 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
5011 MINUS_EXPR operator.
5013 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
5016 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
5017 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
5019 2004-11-10 Steven Bosscher <stevenb@suse.de>
5021 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
5022 (struct basic_block_def): Remove local_set and cond_local_set
5023 fields. Update comment for global_live_at_start.
5024 * flow.c (calculate_global_regs_live): Allocate local_sets and
5025 cond_local_sets here as arrays of bitmaps previously stored in
5026 bb->local_set and bb->cond_local_set. Use xmalloc instead of
5027 obstack allocated bitmaps.
5029 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
5032 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
5035 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
5037 2004-11-09 Jeff Law <law@redhat.com>
5039 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
5040 argument holding last unvisited block. Start search for
5041 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
5042 (connect_infinite_loops_to_exit): Supply last unvisited block
5043 to flow_dfs_compute_reverse_execute.
5045 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
5047 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
5049 (floatunssidf2): Same.
5051 ("extendsfdf2"): New expander.
5052 (*extendsfdf2_fpr): Rename.
5053 (*truncdfsf2_fpr): Same.
5054 (*negdf2_fpr): Same.
5055 (*absdf2_fpr): Same.
5056 (*nabsdf2_fpr): Same.
5057 (*adddf3_fpr): Same.
5058 (*subdf3_fpr): Same.
5059 (*muldf3_fpr): Same.
5060 (*divdf3_fpr): Same.
5062 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
5063 ("spe_fix_truncdfsi2"): Same.
5064 (spe_floatunssidf2): Same.
5065 (spe_floatsidf2): Same.
5067 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
5070 * c-common.c (fname_decl): Don't use line number of decl in
5073 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
5075 * config/s390/s390-protos.h (s390_pool_operand): Remove.
5076 * config/s390/s390.c (s390_pool_operand): Likewise.
5077 (s390_extra_constraint_str): Handle 'B' constraints.
5078 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
5079 * config/s390/s390.md: Document 'B' constraints.
5080 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
5081 s390_pool_operand to prevent insns with two literal pool
5082 references. Make pattern commutative.
5083 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
5084 'B' constraint instead of s390_pool_operand.
5086 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5088 * tree-cfg.c (create_bb): Remove unnecessary memset.
5090 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5092 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
5093 (thread_block): Call flush_pending_stmt instead of
5096 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5098 * loop-iv.c (iv_number_of_iterations): Make it static.
5099 * cfgloop.h: Remove the corresponding prototype.
5101 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5103 * function.c (combine_temp_slots, assign_parms,
5104 expand_pending_sizes): Make them static.
5105 * tree.h: Remove the corresponding prototypes.
5107 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5109 * emit-rtl.c (copy_most_rtx): Remove.
5110 * rtl.h: Remove the corresponding prototype.
5112 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5114 * cfgloop.c (flow_loops_update): Remove.
5115 * cfgloop.h: Remove the corresponding prototype.
5117 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5119 * conflict.c (mark_reg, conflict_graph_compute): Remove.
5120 * basic-block.h: Remove the prototype for
5121 conflict_graph_compute.
5123 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5125 * tree-if-conv.c (add_to_dst_predicate_list): Change the
5126 second argument to basic_block.
5127 (tree_if_convert_cond_expr): Update call sites.
5129 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5131 * fold-const.c (pedantic_non_lvalue): Make it static.
5132 * tree.h: Remove the corresponding prototype.
5134 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5136 * optabs.c (prepare_operand): Make it static.
5137 * optabs.h: Remove the corresponding prototype.
5139 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5141 * reload1.c (reloads_conflict, gen_reload): Make them static.
5142 * reload.h: Remove the corresponding prototypes.
5144 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5146 * reload.c (refers_to_mem_for_reload_p,
5147 refers_to_regno_for_reload_p): Make them static.
5148 * reload.h: Remove the corresponding prototypes.
5150 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
5151 Eric Botcazou <ebotcazou@libertysurf.fr>
5154 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
5155 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
5156 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
5157 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
5158 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
5159 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
5160 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
5161 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
5162 MODE_VECTOR_INT modes.
5163 (sparc_extra_constraint_check): Add new constraint 'Y'.
5164 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
5165 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
5166 (V64): New mode macro for 64-bit modes.
5167 (movsf): Use V32 for mode instead of SF.
5168 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
5169 alongside 'G' constraint.
5170 (movdf): Use V64 for mode instead of DF.
5171 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
5172 of DF. Add 'Y' constraint alongside 'G' constraint.
5173 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
5176 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
5178 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
5179 integer NEG and ABS.
5180 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
5181 ("*negdi2_31"): Reimplement using a splitter.
5182 ("*negdi2_cc", "*negdi2_cconly"): New insns.
5183 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
5184 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
5185 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
5186 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
5187 ("*absdi2_cc", "*absdi2_cconly"): New insns.
5188 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
5189 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
5190 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
5191 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
5192 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
5193 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
5194 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
5195 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
5196 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
5198 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
5200 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
5201 when eliminating an UNSPEC_CMPINT.
5202 (s390_secondary_input_reload_class): Fix test for CC register reload.
5203 (s390_secondary_output_reload_class): Likewise.
5204 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
5205 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
5206 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
5207 insn patterns with splitters.
5209 2004-11-09 David Edelsohn <edelsohn@gnu.org>
5211 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
5212 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
5214 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5216 * tree-phinodes.c (phi_reverse): New.
5217 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
5219 * tree-flow.h: Add a prototype for phi_reverse.
5221 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5223 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5225 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
5228 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
5231 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
5233 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
5234 instead of "arg" in diagnostics.
5236 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
5238 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
5239 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
5240 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
5241 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
5242 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
5243 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
5244 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
5245 config/iq2000/iq2000.c, config/m32r/m32r.c,
5246 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
5247 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
5248 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
5249 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
5250 config/sh/symbian.c, config/stormy16/stormy16.c,
5251 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
5252 and %> as appropriate. Use %' as apostrophe in diagnostics where
5253 applicable. Use %< and %> in place of '' quotes where applicable.
5254 Use %qs in place of %<%s%>. Consistently quote __builtin function
5257 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
5259 * gdbinit.in (pbb, pbm): New macros.
5261 2004-11-08 Jeff Law <law@redhat.com>
5263 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
5264 implementing it inline.
5266 * cfganal.c (find_edge): Search pred->succs or succ->preds,
5267 whichever is shorter.
5269 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5271 * passes.c (rest_of_handle_jump): Remove dead code.
5273 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5275 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
5276 the last used element in the worklist.
5278 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5280 * tree-inline.c (remap_save_expr): Make it static.
5281 * tree-inline.h: Remove the corresponding prototype.
5283 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5285 * tree-ssa-loop-niter.c (upper_bound_in_type,
5286 lower_bound_in_type): Make them static.
5287 * tree.h: Remove the corresponding prototypes.
5289 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5291 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
5293 * tree-ssa-live.h: Remove the corresponding prototypes.
5295 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5297 * tree-if-conv.c (tree_if_conversion): Make it static.
5298 * tree-flow.h: Remove the corresponding prototype.
5300 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5302 * tree-ssa-operands.c (build_ssa_operands): Make it static.
5303 * tree-flow.h: Remove the corresponding prototype.
5305 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
5308 * tree-inline.c (copy_body_r): Change "t = t" to empty
5309 statement instead of "t".
5311 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5313 * modulo-sched.c (create_partial_schedule,
5314 free_partial_schedule, reset_partial_schedule,
5315 ps_add_node_check_conflicts, rotate_partial_schedule): Make
5318 2004-11-08 Richard Henderson <rth@redhat.com>
5320 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
5323 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5325 * sched-deps.c (add_insn_mem_dependence): Make it static.
5326 * sched-int.h: Remove the corresponding prototypes.
5328 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5330 * flow.c (allocate_bb_life_data): Make it static.
5331 * basic-block.h: Remove the corresponding prototype.
5333 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5335 * calls.c (split_complex_values, split_complex_types): Make
5337 * expr.h: Remove the corresponding prototypes.
5339 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
5341 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
5342 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5344 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5346 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
5347 statements that always trigger.
5349 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5351 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
5352 tree-scalar-evolution.c, tree-ssa-loop-im.c,
5353 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
5354 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
5357 2004-11-08 Ben Elliston <bje@au.ibm.com>
5359 * cgraph.h (cgraph_calls_p): Remove.
5360 * cgraph.c (cgraph_calls_p): Likewise.
5362 * varray.h (varray_copy): Remove.
5363 * varray.c (varray_copy): Likewise.
5365 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
5368 * config/darwin.c (machopic_indirect_data_reference):
5369 Call gen_macho_high and gen_macho_low instead of
5370 checking the mode and calling gen_macho_high_di directly.
5371 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5372 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
5374 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
5375 load_macho_picbase, macho_low, macho_high): Removed.
5376 (builtin_setjmp_receiver): Call gen_macho_high and
5377 gen_macho_low instead of checking the mode and calling
5378 gen_macho_high_di directly.
5379 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
5380 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
5381 Moved from rs6000.md.
5382 (macho_high): New expander.
5383 (macho_high_si): Renamed version of macho_high from rs6000.md.
5384 (macho_low): New expander.
5385 (macho_low_si): Renamed version of macho_low from rs6000.md.
5386 (load_macho_picbase): New expander.
5387 (load_macho_picbase_si): Renamed version of load_macho_picbase
5389 (macho_correct_pic): New expander.
5390 (macho_correct_pic_si): Renamed version of macho_correct_pic
5393 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
5395 * c-decl.c (finish_struct): Use complete sentences for diagnostic
5396 for structures or unions with no members or named members.
5398 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
5400 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
5401 taking address of bit-field by assertion.
5403 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
5405 * config/s390/s390.md (attribute "op_type"): Default to "NN".
5406 (attribute "atype"): Default to "agen".
5407 (attribute "length"): Default to 6.
5408 (define_asm_attibutes): Remove.
5409 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
5410 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
5411 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
5412 Do not set type attribute to "cs" where already default.
5413 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
5415 Do not set type attribute to "other" where already default.
5416 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
5417 "*strlendi", "*strlensi",
5418 "*movmem_long_64", "*movmem_long_31",
5419 "*clrmem_long_64", "*clrmem_long_31",
5420 "*cmpmem_long_64", "*cmpmem_long_31",
5421 "*cmpint_si", "*cmpint_di",
5422 "addti3", "*adddi3_31z", "*adddi3_31",
5423 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
5424 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
5425 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
5426 "*pool_entry", "pool_align", "pool_section_start",
5427 "pool_section_end", "main_pool", "reload_base_31", "pool"):
5428 Do not set op_type attribute to "NN" where already default.
5429 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
5430 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
5431 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
5432 Do not set atype attribute to "agen" where already default.
5433 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
5435 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
5437 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
5439 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
5442 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
5443 R3000 and R4000 macros on IRIX.
5445 2004-11-06 Andreas Schwab <schwab@suse.de>
5448 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
5451 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5453 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
5455 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
5457 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
5458 matches no insns already matched by other reservations.
5459 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
5460 matches no insns already matched by other reservations.
5461 ("x_ss"): Remove, replace by ...
5462 ("x_cs"): ... this new reservation. Check type instead of op_type.
5463 Update bypasses to use x_cs instead of x_ss.
5464 ("x_nn"): Remove, replace by ...
5465 ("x_other"): ... this new reservation. Check type instead of op_type.
5466 Add x_other and x_branch to bypasses.
5467 ("x_vs"): New reservation.
5468 * config/s390/s390.md (attribute "type"): Default according to op_type.
5469 ("*execute"): Set type to "cs".
5471 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5473 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
5474 if we are in GIMPLE.
5476 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
5478 PR rtl-optimization/17933
5479 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
5480 (covers_regno_p): New function. Handle SETs of PARALLEL,
5481 and defer the rest to...
5482 (covers_regno_no_parallel_p): New function.
5484 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5486 * config/sparc/sparc.c (function_arg_record_value_1): Skip
5487 fields with zero length.
5488 (function_arg_record_value_2): Likewise.
5489 (function_arg_record_value_3): Use smallest_mode_for_size
5490 instead of mode_for_size.
5491 (function_arg_union_value): Return naked register for unions
5494 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5496 * config/sparc/sparc.c (scan_record_type): Handle vector types.
5497 (function_arg_slotno): Handle vector types specially.
5498 (function_arg_record_value_1): Split fields with vector type and
5499 BLKmode into their subparts.
5500 (function_arg_record_value_2): Likewise. Be prepared to handle
5501 more than 2 registers per field.
5502 (function_arg_union_value): Increment regno inside the loop.
5503 (function_arg_vector_value): New function.
5504 (function_arg): Use it to split fields with vector type and
5505 BLKmode into their subparts and build a PARALLEL. Treat
5506 other vector types like floats.
5507 (function_value): Likewise.
5508 (sparc_pass_by_reference): Handle vector types.
5509 (sparc_return_in_memory): Likewise.
5511 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5513 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
5514 statement that never triggers.
5516 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
5518 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
5519 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
5520 ("x_fdivd"): Use also for fsqrtd type.
5521 ("x_fdivs"): Use also for fsqrts type.
5522 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
5523 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
5524 ("fix_truncdfsi2_ibm"): Set type to "other".
5525 ("floatdidf2", "floatdisf2"): Do not clobber CC.
5526 ("floatsidf2", "floatsidf2_ieee"): Likewise.
5527 ("floatsisf2", "floatsisf2_ieee"): Likewise.
5528 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
5529 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
5531 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
5532 ("sqrtdf2"): Set type to "fsqrtd".
5533 ("sqrtsf2"): Set type to "fsqrts".
5535 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5537 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
5538 pointer to the last PHI node in the new PHI chain.
5540 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
5542 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
5543 for non-PIC TLS_MODEL_INITIAL_EXEC case.
5545 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5547 * expmed.c: Fix a comment typo.
5549 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5552 * config/i386/cygming.h
5553 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
5555 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5557 * config/sh/sh4a.md: Fix copyright.
5559 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5561 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
5564 2004-11-05 David Edelsohn <edelsohn@gnu.org>
5566 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
5567 when carry not used. Suggested by Torbjorn Granlund.
5569 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
5570 operand[1] unnecessarily. Suggested by Eric Christopher.
5571 (rs6000_adjust_cost): Increase latency of store to wider load.
5572 (rs6000_rtx_costs): mulli only allows 16-bit constants.
5574 2004-11-05 Stan Shebs <shebs@apple.com>
5576 * config/rs6000/rs6000.c (machopic_output_stub): Output
5577 ldu instead of lwzu for 64-bit stubs.
5579 2004-11-05 Richard Henderson <rth@redhat.com>
5581 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
5583 (alpha_expand_unaligned_store): Likewise.
5585 2004-11-05 Richard Henderson <rth@redhat.com>
5587 * expmed.c (extract_force_align_mem_bit_field): New.
5588 (extract_split_bit_field): Call it.
5590 2004-11-05 Richard Henderson <rth@redhat.com>
5592 * ia64.md (UNSPEC_SHRP): New.
5593 (dshift_count_operand): New.
5594 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
5595 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
5597 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5599 * c-typeck.c (output_init_element): Return early if value is
5602 2004-11-05 James E Wilson <wilson@specifixinc.com>
5604 * invoke.texi (-fno-guess-branch-probability): Rewrite.
5606 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
5607 1 to UNSPEC_GR_SPILL.
5609 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
5611 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
5612 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
5614 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
5616 * bitmap.h (enum bitmap_bits): Remove.
5617 (bitmap_operation): Remove.
5618 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5619 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5620 bitmap_xor_into): Prototype.
5621 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
5622 (bitmap_operation): Remove.
5623 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5624 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5625 bitmap_xor_into): New.
5626 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
5628 PR tree-optimization/18307
5629 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
5630 and ORIG being the same node.
5632 2004-11-04 Geoffrey Keating <geoffk@apple.com>
5634 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
5635 (install-mkheaders): Install the version built for the
5636 host, not for the build machine.
5637 * configure.ac: Always run fixincludes.
5638 (all_outputs): Remove mkheaders.
5639 * configure: Regenerate.
5640 * fixinc.in: Move to fixincludes/.
5641 * mkfixinc.sh: Likewise.
5642 * mkheaders.in: Likewise.
5643 * README-fixinc: Likewise.
5645 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
5648 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
5649 equivalent on the A4.
5651 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5653 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
5654 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
5655 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
5656 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
5657 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
5658 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
5659 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
5660 doc/trouble.texi: Correct end-of-sentence markup and markup of
5661 "etc.", "e.g." and "i.e.". Use @code in various places where
5664 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5666 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
5667 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
5668 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
5671 2004-11-04 Mark Mitchell <mark@codesourcery.com>
5673 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
5674 * doc/extend.texi: Document "notshared" attribute.
5676 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5678 * tree-phinodes.c (make_phi_node): Make it static.
5679 * tree.h: Remove the prototypes for make_phi_node.
5681 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5683 * stmt.c (expand_asm, expand_asm_operands): Make them static.
5684 * tree.h: Remove the prototypes for expand_asm and
5685 expand_asm_operands.
5687 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5689 * passes.c (rest_of_compilation): Make it static.
5690 * toplev.h: Remove the prototype for rest_of_compilation.
5692 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5694 * jump.c (cleanup_barriers): Use delete_insn instead of
5696 (delete_barrier): Remove.
5697 * rtl.h: Remove the corresponding prototype.
5699 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5701 * expr.c (mostly_zero_p): Make it static.
5702 * tree.h: Remove the prototype for mostly_zeros_p.
5704 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5706 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
5708 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5710 * builtins.c (expand_builtin_return_addr,
5711 expand_builtin_longjmp, expand_builtin_trap): Make them static.
5712 * expr.h: Remove the prototypes for expand_builtin_longjmp and
5713 expand_builtin_trap.
5714 * tree.h: Remove the prototype for expand_builtin_return_addr.
5716 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5718 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
5719 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
5720 with VAL being NULL.
5722 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5724 * cfghooks.c (delete_basic_block): Remove code to truncate
5727 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
5729 * flow.c (init_propagate_block_info): Change the type of i to
5732 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
5734 PR tree-optimization/18184
5735 * c-typeck.c (comptypes): Do not treat pointers of different
5736 modes or alias-all flags as equivalent.
5737 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
5739 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
5741 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
5742 reference specific C parser files in examples.
5744 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
5747 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
5748 as OP_INOUT if the instruction is predicated.
5750 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5752 * bitmap.h: Fix a comment typo. Follow spelling conventions.
5753 * tree-vectorizer.c: Fix a comment typo.
5755 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5757 * sdbout.c (SDB_GENERATE_FAKE): Remove.
5758 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
5759 * system.h: Poison SDB_GENERATE_FAKE.
5760 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
5762 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
5764 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
5766 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5769 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
5772 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
5774 * predict.c (propagate_freq): Make bitno unsigned. Move
5775 npredecessors update out of loop.
5777 * bitmap.h (bitmap_iterator): Remove word_bit and bit
5778 fields. Rename others.
5779 (bmp_iter_common_next_1, bmp_iter_single_next_1,
5780 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
5781 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
5782 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
5783 bmp_iter_and_next): Remove.
5784 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
5785 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
5787 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
5788 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
5790 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
5791 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
5792 bitmap_and_into, bitmap_ior_into as appropriate.
5793 * except.c (remove_eh_handler): Likewise.
5794 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
5795 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5796 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
5797 * tree-ssa-live.h (live_merge_and_clear): Likewise.
5798 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
5801 * bitmap.c (bitmap_print): Make bitno unsigned.
5802 * bt-load.c (clear_btr_from_live_range,
5803 btr_def_live_range): Likewise.
5804 * caller-save.c (save_call_clobbered_regs): Likewise.
5805 * cfganal.c (compute_dominance_frontiers_1): Likewise.
5806 * cfgcleanup.c (thread_jump): Likewise.
5807 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
5808 * conflict.c (conflict_graph_compute): Likewise.
5809 * ddg.c (add_deps_for_use): Likewise.
5810 * df.c (df_refs_update): Likewise.
5811 * except.c (remove_eh_handler): Likewise.
5812 * flow.c (verify_local_live_at_start, update_life_info,
5813 initialize_uninitialized_subregs, propagate_one_insn,
5814 free_propagate_block_info, propagate_block, find_use_as_address,
5815 reg_set_to_hard_reg_set): Likewise.
5816 * gcse.c (clear_modify_mem_tables): Likewise.
5817 * global.c (global_conflicts, build_insn_chain): Likewise.
5818 * ifcvt.c (dead_or_predicable): Likewise.
5819 * local-alloc.c (update_equiv_regs): Likewise.
5820 * loop.c (load_mems): Likewise.
5821 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
5823 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
5825 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
5826 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
5827 * sched-rgn.c (propagate_deps
5828 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
5829 * tree-dfa.c (dump_dfa_stats
5830 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
5831 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
5833 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
5834 free_temp_expr_table, find_replaceable_exprs): Likewise.
5835 * tree-sra.c (scan_function, scalarize_parms): Likewise.
5836 * tree-ssa-alias.c (init_alias_info,
5837 compute_points_to_and_addr_escape,
5838 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
5839 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
5840 * tree-ssa-live.c (new_tree_live_info, live_worklist,
5841 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
5842 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
5843 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
5844 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
5845 add_call_read_ops): Likewise.
5846 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
5847 * tree-ssa-live.h (num_var_partitions): Return unsigned.
5849 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
5851 PR tree-optimization/18009
5852 * tree-vectorizer.h (enum dr_alignment_support): New type.
5853 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
5854 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
5855 single data_reference (instead of a varray of references).
5856 * tree-vectorizer.c (new_loop_vec_info): Likewise.
5857 (vect_gen_niters_for_prolog_loop): Likewise.
5858 (vect_update_inits_of_drs): Likewise.
5860 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
5861 vect_enhance_data_refs_alignment.
5862 (vect_do_peeling_for_alignment): Likewise.
5863 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
5864 this functionality used to be in vect_analyze_data_refs_alignment.
5865 Also update DR_MISALIGNMENT due to peeling; this functionality used to
5866 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
5867 (vect_analyze_data_refs_alignment): Decision on whether and by how much
5868 to peel moved to vect_enhance_data_refs_alignment. Call
5869 vect_supportable_dr_alignment.
5871 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
5872 (vect_compute_data_refs_alignment): Return bool. Consider return value
5873 of vect_compute_data_ref_alignment and return true/false accordingly.
5874 (vect_enhance_data_refs_alignment): Consider return value of
5875 vect_compute_data_refs_alignment and return true/false accordingly.
5877 (vect_supportable_dr_alignment): New function.
5878 (vectorizable_store): Call vect_supportable_dr_alignment.
5879 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
5880 support checks moved from here to vect_supportable_dr_alignment.
5882 (vect_transform_loop): Avoid 80 columns overflow.
5884 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5886 * timevar.c (timevar_enable): Change from
5888 (timevar_push): Rename to ...
5889 (timevar_push_1): this and remove the
5891 (timevar_pop): Rename to ...
5892 (timevar_pop_1): this and remove the
5894 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
5895 (timevar_pop): New macro.
5896 (timevar_push): New macro.
5897 (timevar_enable): Declare.
5899 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5901 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
5902 libgcc for shared libraries.
5904 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
5906 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
5907 * config/s390/s390.c (s390_split_access_reg): New function.
5908 (regclass_map): Add access registers.
5909 (get_thread_pointer): Use access register instead of UNSPEC_TP.
5910 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
5911 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
5912 (TP_REGNUM): New define.
5913 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5914 REG_ALLOC_ORDER): Add access registers.
5915 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
5916 CANNOT_CHANGE_MODE_CLASS): Support access registers.
5917 (enum reg_class): Add ACCESS_REGS.
5918 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5919 (REG_CLASS_FROM_LETTER): Add 't' constraint.
5920 (REGISTER_NAMES): Add access registers.
5921 * config/s390/s390.md (UNSPEC_TP): Remove.
5922 ("*movdi_64"): Add access register alternatives. Provide splitters
5923 to split DImode access register <-> GPR moves into SImode moves.
5924 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
5925 ("movstrictsi"): Likewise.
5926 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
5927 ("set_tp_64", "set_tp_31"): Likewise.
5928 ("*set_tp"): New insn.
5930 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5932 * tree-phinodes.c (resize_phi_node): Copy only a portion of
5933 the PHI node currently in use.
5935 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5938 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
5941 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
5943 PR tree-optimization/18270
5944 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
5945 abnormal edges, commit all pending stmts on incoming edges.
5947 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
5949 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
5950 cause extra costs. Generate canonical RTL.
5952 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
5954 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
5955 (lambda_compute_target_space). Ditto.
5956 * lambda.h (lambda_trans_matrix): Ditto.
5957 (lambda_linear_expression): Ditto.
5958 (lambda_body_vector): Ditto.
5959 (lambda_loopnest): Ditto.
5960 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
5961 update comments, and remove pointless addition of 0.
5962 (linear_transform_loops): Update comments.
5964 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
5966 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
5969 2004-11-03 Jeff Law <law@redhat.com>
5971 * predict.c (struct block_info_def): Kill "tovisit" field.
5972 (propagate_freq): Accept new "tovisit" parameter. Change
5973 read/write access methods for "tovisit" to check the "tovisit"
5974 bitmap instead of a bit in block_info_def.
5975 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
5976 it to propagate_freq.
5978 * stmt.c (expand_case): Speed up code to detect duplicate case
5979 label targets and count unique case label targets.
5981 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5983 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
5985 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5987 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
5989 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5991 * tree-cfg.c (find_taken_edge): Abort if we are given a
5992 statement that is neither COND_EXPR nor SWITCH_EXPR.
5994 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
5996 * fold-const.c (fold): Reassociate also (x - mult) + mult and
5997 (mult - x) + mult. Cast operands of expression after applying
5998 distributive law to the correct types. Apply distributive law
5999 to a * c - b * c for all non-float types.
6001 2004-11-02 Geoffrey Keating <geoffk@apple.com>
6003 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
6004 because we don't want to run them now; instead, set them to
6005 stmp-install-fixproto or stmp-install-fixinc.
6006 * Makefile.in (stmp-install-fixproto): New.
6007 (stmp-install-fixinc): New.
6008 * configure: Regenerate.
6010 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
6012 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
6015 2004-11-02 Ziemowit Laski <zlaski@apple.com>
6017 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
6018 (c_types_compatible_p): Move function definition...
6019 * c-objc-common.c (c_types_compatible_p): ...here.
6020 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
6023 2004-11-02 Steven Bosscher <stevenb@suse.de>
6025 * cfgloop.h (struct loop): Update comment.
6026 * cse.c (cse_main): Remove obsolete comment.
6028 * expr.h (gen_cond_trap): Move prototype under functions provided
6030 (canonicalize_condition, get_condition): Move to...
6031 * rtl.h (canonicalize_condition, get_condition): ...here.
6032 (branch_target_load_optimize): Add comment that this function is
6034 * loop.c (canonicalize_condition, get_condition): Move to...
6035 * rtlanal.c (canonicalize_condition, get_condition): ...here.
6036 * sched-deps.c (get_condition): Rename to sched_get_condition.
6037 (add_dependence): Update this caller.
6039 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
6042 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
6043 that the vops get marked for renaming.
6045 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
6047 * config/s390/s390.md ("movcc"): Set type attribute.
6049 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
6051 * tree-phinodes.c (add_phi_arg): Add an assertion that the
6052 edge already exists.
6054 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
6056 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
6057 element that's being removed.
6059 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
6061 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
6062 arguments using PENDING_STMT.
6063 (thread_block): Call copy_phis_to_block after redirecting an
6066 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
6068 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
6069 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
6070 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
6071 (bitmap_ior_and_compl_into): Produce bool.
6072 (bitmap_union_of_diff): Rename to ...
6073 (bitmap_ior_and_compl): ... here. Produce bool.
6074 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
6075 bitmap_operation directly.
6076 (bitmap_union_of_diff): Rename to ...
6077 (bitmap_ior_and_compl): ... here. Return bool, use
6078 bitmap_operation directly.
6079 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
6080 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
6081 * global.c (modify_bb_reg_pav): Likewise.
6083 * bitmap.h (bitmap_equal_p): Return bool.
6084 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
6085 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
6086 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
6087 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
6088 bitmap_intersect_compl_p.
6089 * ifcvt (dead_or_predicable): Likewise.
6091 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
6093 PR rtl-optimization/17104
6094 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
6095 loads in zero_extend.
6097 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
6100 * toplev.c (debug_type_names): Remove "dwarf-1".
6102 2004-11-02 Ben Elliston <bje@au.ibm.com>
6104 * timevar.h (timevar_get): Remove.
6105 * timevar.c (timevar_get): Remove unused function.
6107 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
6109 * doc/include/texinfo.tex: Update from Texinfo CVS.
6111 2004-11-02 Ben Elliston <bje@au.ibm.com>
6113 * cppdefault.h (cpp_SYSROOT): Remove.
6114 * cppdefault.c (cpp_SYSROOT): Likewise.
6116 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
6118 PR tree-optimization/16447
6119 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
6120 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
6121 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
6122 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
6123 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
6124 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
6125 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
6126 (identical_copies_p): New. Return true is two copies are the same.
6127 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
6128 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
6130 (perform_edge_inserts): New. Determine what to do with all stmts that
6131 have been inserted on edges.
6132 (remove_ssa_form): Analyze and commit edges from here.
6134 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
6137 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
6138 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
6139 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
6140 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
6142 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
6145 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
6146 parameter declarations.
6148 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
6150 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
6151 (s390_secondary_input_reload_class)
6152 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
6154 (s390_expand_cmpmem): Enable cmpmem implementation.
6155 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
6156 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
6157 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
6158 * config/s390/s390.md ("movcc"): New insn pattern.
6159 * doc/md.texi: Document 'c' constraint for s390.
6161 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
6164 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
6167 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
6169 Fix PR tree-optimization/17672
6170 Fix PR tree-optimization/18168
6172 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
6174 (gcc_tree_to_linear_expression): Add extra to existing constant.
6175 (depth_of_nest): Factor out function used in various places.
6176 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
6178 (find_induction_var_from_exit_cond): Stop guessing, and just
6179 get the right answer :).
6180 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
6181 Print out message about result of attempt to create perfect nest.
6182 (lbv_to_gcc_expression): Add type argument, use it to do math
6183 and induction variable creation.
6184 (lle_to_gcc_expression): Ditto.
6185 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
6186 oldiv. Pass type argument to lle_to_gcc_expression and
6187 lbv_to_gcc_expression.
6188 Reset number of iterations after transformation.
6189 (perfect_nestify): Remove useless pre-allocation, and cleanup
6192 * tree-data-ref.c (build_classic_dist_vector): Return false for
6193 dependences completely outside of the loop nest we asked about.
6194 (build_classic_dir_vector): Ditto.
6195 (compute_data_dependences_for_loop): Only add dependence relations
6196 inside the loop we asked about.
6198 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
6199 Compute immediate uses.
6201 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
6203 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
6205 * tree-cfg.c (thread_jumps): Fix a comment typo.
6207 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
6209 * tree-cfg.c (thread_jumps): Fix a comment typo.
6211 2004-10-31 Nicolas Pitre <nico@cam.org>
6213 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
6214 values smaller than 2^32.
6216 2004-10-31 Jeff Law <law@redhat.com>
6218 * cfgloop.h (struct loop): Remove unused "nodes" field.
6219 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
6220 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
6221 instead of calling flow_bb_inside_loop_p for every basic block
6223 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
6225 2004-10-31 Graham Stott <graham.stott@btinternet.com>
6227 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
6228 INT_5_BITS instead of VAL_5_BITS_P.
6230 2004-10-31 Roger Sayle <roger@eyesopen.com>
6233 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
6234 for consistent quoting in diagnostic messages.
6235 (expand_call_inline): Likewise.
6236 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6237 * tree-ssa.c (warn_uninitialized_var): Likewise.
6238 (warn_uninitialized_phi): Likewise.
6240 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
6242 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
6245 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
6247 * c-common.c: Fix a comment typo.
6249 2004-10-31 Jason Merrill <jason@redhat.com>
6252 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
6253 aggregate types that are not BLKmode.
6255 2004-10-30 Ziemowit Laski <zlaski@apple.com>
6257 * c-common.h (objc_lookup_ivar): Add second parameter to
6259 * c-typeck.c (build_external_ref): After looking up symbol,
6260 pass it to objc_lookup_ivar() to decide whether it or the
6261 ivar should be used, rather than deciding the issue locally.
6262 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
6263 which is simply returned in the non-ObjC case.
6265 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
6267 * sdbout.c (sdbout_symbol): Do not output type .def statements
6270 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
6272 * c-common.c (catenate_strings): New.
6273 (c_parse_error): Use it. Don't over-escape.
6275 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
6277 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
6278 modify the for loop expressions for it. Remove unnecessary casts.
6279 (sh_expand_prologue): Declare reg as unsigned.
6280 (sh_gimplify_va_arg_expr): Initinalize lab_over.
6281 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
6283 2004-10-30 Geoffrey Keating <geoffk@apple.com>
6285 * doc/invoke.texi (Darwin Options): Improve description of
6286 how the subtype is chosen.
6288 2004-10-30 Roger Sayle <roger@eyesopen.com>
6291 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
6292 the stack adjustment, "size", is valid for Pmode. If the stack
6293 frame is too large, generate a trap insn and issue a warning.
6295 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
6297 * tree-ssa-dom.c: Fix comment typos.
6299 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
6301 * config/sh/sh.c (prepare_move_operands): Use operands[0]
6302 for the output rtl if no_new_pseudos is set. Remove redundant
6305 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
6308 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
6309 determining whether to copy parameter types from a previous
6310 prototype declaration.
6312 2004-10-29 Roger Sayle <roger@eyesopen.com>
6314 PR rtl-optimization/17581
6315 * cselib.c (cselib_process_insn): The last instruction of a libcall
6316 block, with the REG_RETVAL note, should be considered in the libcall.
6317 * gcse.c (do_local_cprop): Allow constants to be propagated outside
6319 (adjust_libcall_notes): Use simplify_replace_rtx instead of
6320 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
6322 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
6324 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
6326 2004-10-29 Jeff Law <law@redhat.com>
6328 * tree-ssa-dom.c (struct edge_info): New structure holding
6329 edge equivalences and edge redirection information.
6330 (get_eq_expr_value, record_dominating_conditions): Kill.
6331 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
6332 Call record_edge_info.
6333 (allocate_edge_info, free_edge_info): New.
6334 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
6335 rather than cprop_into_phis. Free all edge infos before threading
6337 (thread_across_edge): Allocate new edge info structures as needed
6338 and store the redirection target into the edge info structure
6339 instead of the edge's AUX field.
6340 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
6341 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
6342 Revamp code which finds and records equivalences associated with
6343 edges to use saved data in the edge_info structure.
6344 (record_equivalencs_from_phis): Similarly.
6345 (dom_opt_finalize_block): Revamp code which finds and records
6346 equivalences associated with edges to use saved data in the
6347 edge_info structure.
6348 (build_and_record_new_cond): New function.
6349 (record_conditions): Use build_and_record_new_cond to record
6350 dominating conditions.
6351 (record_edge_info): New function.
6352 (record_range): Tighten test for conditions which create
6353 useful range records.
6355 2004-10-29 Geoffrey Keating <geoffk@apple.com>
6357 * config/i386/darwin.h (ASM_SPEC): Simplify.
6358 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
6359 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
6360 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
6361 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
6362 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
6363 in all cases. Pass the right -arch or -arch_only based on -mcpu.
6364 (ASM_SPEC): Handle -force_cpusubtype_ALL.
6365 * doc/invoke.texi (Darwin Options): Improve documentation for
6366 Darwin linker (and libtool) switches.
6368 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
6370 2004-10-29 Stan Shebs <shebs@apple.com>
6372 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
6374 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
6376 * tree-phinodes.c (allocate_phi_node): New.
6377 (make_phi_node, resize_phi_node): Use it.
6379 2004-10-29 David Edelsohn <edelsohn@gnu.org>
6381 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
6382 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
6384 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
6386 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
6388 * tree.h (tree_phi_node): Tell the garbage collector to chase
6391 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
6393 * opts.c (decode_options): Lower the crossjump threshold for -Os.
6395 2004-10-29 Diego Novillo <dnovillo@redhat.com>
6397 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
6399 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
6401 * bitmap.h (bitmap_empty_p): New.
6402 (bitmap_and, bitmap_and_into, bitmap_and_compl,
6403 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
6404 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
6406 (bitmap_ior_and_compl): Rename to ...
6407 (bitmap_ior_and_compl_into): ... here.
6408 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
6409 (bitmap_ior_and_compl): Rename to ...
6410 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
6412 (bitmap_union_of_diff): Use renamed bitmap functions.
6413 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
6414 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
6415 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
6416 * df.c (df_bb_rd_local_compute)
6417 * flow.c (calculate_global_regs_live,
6418 init_propagate_block_info): Likewise.
6419 * ifcvt.c (find_if_case_1, find_if_case_2,
6420 dead_or_predicable): Likewise.
6421 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
6422 reset_conflicts, conflicts_between_webs): Likewise.
6423 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
6424 detect_web_parts_to_rebuild): Likewise.
6425 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
6426 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
6427 * tree-sra.c (decide_instantiations): Likewise.
6428 * tree-ssa-alias.c (create_name_tags,
6429 merge_pointed_to_info): Likewise.
6430 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6431 * tree-ssa-loop-im.c (move_computations): Likewise.
6432 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
6433 * tree-ssa-pre.c (fini_pre): Likewise.
6434 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
6435 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
6436 * tree-vectorizer.c (vectorize_loops): Likewise.
6438 2004-10-29 Nick Clifton <nickc@redhat.com>
6440 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
6441 adding the PIC register to the fixed_regs array, also add it
6442 to the call_used_regs array.
6444 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6446 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
6447 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
6449 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
6451 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
6452 (rewrite_blocks): Modify argument, and use it to decide which
6454 (rewrite_def_def_chains): Call rewrite_blocks with true here.
6455 (rewrite_into_ssa): and call it with false here.
6457 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
6459 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
6460 triggers into gcc_assert.
6462 2004-10-28 Diego Novillo <dnovillo@redhat.com>
6464 PR tree-optimization/16728
6465 * tree-flow.h (get_ptr_info): Declare.
6466 * tree-ssa-alias.c (get_ptr_info): Make extern.
6467 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
6470 2004-10-28 Stan Shebs <shebs@apple.com>
6472 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
6473 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
6476 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
6478 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
6479 prevent their later unnecessary registration.
6480 (mf_build_check_statement_for): Remove "addr" argument, and
6481 related "__mf_value" generated code. Update callers.
6482 (mf_decl_eligible_p): New function, factored from mx_register_decls.
6483 (mx_register_decls): Call it.
6484 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
6485 to restore support for complex nested expressions.
6486 (mudflap_enqueue_decl): Simplify. Move registration call emission
6488 (mudflap_finish_file): ... to here.
6489 (mudflap_enqueue_constant): Remove dump code.
6491 2004-10-28 Zack Weinberg <zack@codesourcery.com>
6494 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
6495 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
6496 (dbxout_finish_complex_stabs): Update to match.
6497 (dbxout_symbol_location): Call emit_pending_bincls_if_required
6498 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
6499 dbxout_begin_complex_stabs_noforcetext.
6500 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
6501 N_GSYM, using new SYM parameter. Correct logic for special
6504 * varasm.c (function_section): If DECL is NULL_TREE, don't try
6505 to do anything else. Do not call get_insns if cfun or
6506 cfun->emit are NULL.
6508 2004-10-28 Adam Nemet <anemet@lnxw.com>
6511 * c-typeck.c (c_mark_addressable): Issue error if address of a
6512 register variable is taken. Use "%qD" to print DECL_NAME.
6514 2004-10-28 Diego Novillo <dnovillo@redhat.com>
6516 * opts.c (decode_options): Don't run PRE at -Os.
6518 2004-10-28 Richard Henderson <rth@redhat.com>
6520 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
6521 zero in the conditional.
6522 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
6524 2004-10-28 Richard Henderson <rth@redhat.com>
6526 * cse.c (memory_extend_rtx): Remove.
6527 (cse_main): Don't set it.
6528 (cse_insn): Use a local buffer instead.
6530 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
6532 * profile.c (branch_prob): Call to init_edge_profiler added.
6533 * rtl-profile.c (rtl_init_edge_profiler): New function.
6534 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
6535 call to safe_insert_insn_on_edge.
6536 (rtl_profile_hooks): rtl_init_edge_profiler added.
6537 * tree-profile.c (tree_init_edge_profiler): New function.
6538 (tree_profile_hooks): tree_init_edge_profiler added.
6539 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
6541 2004-10-28 Nick Clifton <nickc@redhat.com>
6543 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
6544 emit_jump_insn() to generate the return instruction.
6546 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6548 * tree-phinodes.c: Remove trailing whitespace.
6550 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6552 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6553 * doc/invoke.texi: Fix a typo.
6555 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6557 * Makefile.in (OBJS-common): Remove duplicates.
6559 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6561 * lambda-code.c (nestify_update_pending_stmts): Remove.
6562 (perfect_nestify): Use flush_pending_stmts instead of
6563 nestify_update_pending_stmts.
6564 * tree-cfg.c (tree_make_forwarder_block): Use
6565 flush_pending_stmts.
6566 * tree-flow.h: Add a prototype for flush_pending_stmts.
6567 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
6568 Use flush_pending_stmts.
6569 (lv_update_pending_stmts): Remove.
6570 (tree_ssa_loop_version): Use flush_pending_stmts instead of
6571 lv_update_pending_stmts.
6572 * tree-ssa.c (flush_pending_stmts): New.
6574 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
6577 * final.c (alter_subreg): Compute correct offset to use with
6578 paradoxical SUBREGs of memory operands.
6579 * recog.c (general_operand): Allow paradoxical SUBREGs of
6580 memory operands after reload.
6581 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
6582 has failed when passed a hard register.
6584 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
6586 * function.c (assign_parm_setup_block): Handle parallels correctly.
6588 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
6590 * final.c (shorten_branches): Initialize flags structure.
6592 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
6594 * tree.c (int_cst_node, int_cst_hash_table): New variables.
6595 (init_ttree): Initialize them.
6596 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
6597 (build_int_cst_wide): Use hash table for oversized integers.
6599 2004-10-28 Nick Clifton <nickc@redhat.com>
6601 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
6604 2004-10-27 Richard Henderson <rth@redhat.com>
6607 * expr.c (emit_group_load): Don't go force temporary for memory
6609 (emit_group_store): Similarly.
6611 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
6614 * common.opt (--param): Fix spelling of parameter.
6616 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
6619 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
6620 Don't fold statement.
6621 <case ASM_EXPR>: Fold the statement.
6623 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6625 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
6626 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
6628 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
6630 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
6631 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
6632 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
6633 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
6635 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
6637 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
6638 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
6639 punctuation outside quotes.
6641 2004-10-27 David Mosberger <davidm@hpl.hp.com>
6642 James E Wilson <wilson@specifixinc.com>
6645 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
6646 sibcall alloc instruction.
6647 (process_set): Handle sibcall alloc instruction.
6649 2004-10-27 Geoffrey Keating <geoffk@apple.com>
6651 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
6652 SUBTARGET_ATTRIBUTE_TABLE.
6653 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
6654 (SUBTARGET_ATTRIBUTE_TABLE): Define.
6655 * config/darwin.c (darwin_handle_weak_import_attribute): New.
6656 (HAVE_DEAD_STRIP): Delete.
6657 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
6658 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
6661 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
6663 * config/darwin.h (GTHREAD_USE_WEAK): Define.
6665 2004-10-28 Ben Elliston <bje@au.ibm.com>
6667 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
6668 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
6669 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
6670 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
6671 * tree-sra.c: Include "params.h".
6672 (decide_block_copy): Use new parameters.
6673 * doc/invoke.texi (Optimize Options): Document new SRA pass
6674 parameters sra-max-structure-size and sra-field-structure-ratio.
6676 2004-10-27 Nicolas Pitre <nico@cam.org>
6678 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
6680 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
6682 PR tree-optimization/18048
6683 * fold-const.c (try_move_mult_to_index): New function.
6684 (fold): Use try_move_mult_to_index.
6685 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
6686 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
6687 an all-ones unsigned constant without extra bits.
6688 * tree.c (build_low_bits_mask): New function.
6689 * tree.h (build_low_bits_mask): Declare.
6691 2004-10-27 David Edelsohn <edelsohn@gnu.org>
6694 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
6700 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6702 * tree-cfg.c (thread_jumps): Speed up by reordering the two
6703 conditions for entering basic blocks into worklist.
6705 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6707 * tree-cfg.c (thread_jumps): Speed up by pretending to have
6708 ENTRY_BLOCK_PTR in worklist.
6710 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6712 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
6713 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
6715 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
6717 Fix PR tree-optimization/17133
6719 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
6722 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
6723 (get_v_must_def_result_ptr): Modify for new structure of
6725 (get_v_must_def_kill_ptr): New.
6726 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
6727 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
6728 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
6729 (op_iter_init): Initialize new mustu members.
6730 (op_iter_next_mustdef): New function.
6731 (op_iter_init_mustdef): Ditto.
6733 * tree-flow.h (rewrite_def_def_chains): New function.
6735 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
6736 (ssa_mark_def_sites): Ditto.
6737 (rewrite_stmt): Ditto.
6738 (ssa_rewrite_stmt): Ditto.
6739 (rewrite_blocks): Factor out from rewrite_into_ssa.
6740 (mark_def_block_sites): Ditto.
6741 (rewrite_def_def_chains): New function, just rewrites def-def
6742 chains without phi node insertion.
6744 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
6746 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
6748 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
6749 they include the rhs now.
6751 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
6754 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
6756 (mark_really_necessary_kill_operand_phis): New function.
6757 (perform_tree_ssa_dce): Call it.
6758 (pass_dce): Add TODO_fix_def_def_chains.
6759 (pass_cd_dce): Ditto.
6761 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
6763 (rewrite_mem_refs): Ditto.
6765 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
6768 * tree-ssa-operands.c (allocate_v_may_def_optype):
6769 v_may_def_operand_type_t became v_def_use_operand_type_t.
6770 (allocate_v_must_def_optype) Ditto.
6771 (finalize_ssa_v_must_defs): Update for new operand type, as well
6772 as setting the use portion as well.
6773 (copy_virtual_operands): Copy the kill operand as well.
6774 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
6777 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
6778 v_def_use_operand_type.
6779 (v_must_def_optype_d): Use v_def_use_operand_type.
6780 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
6781 (V_MUST_DEF_KILL_*): New macros.
6782 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
6784 Rename existing must_i and num_v_must members to mustd_i and
6786 (SSA_OP_VMUSTDEFKILL): New flag.
6787 (SSA_OP_VIRTUAL_KILLS): New flag.
6788 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
6789 (SSA_OP_ALL_KILLS): New flag.
6790 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
6792 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
6794 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
6795 became V_MUST_DEF_RESULT.
6796 (rename_variables_in_bb): Rename kill pointer as well.
6798 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
6801 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
6803 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
6804 the block that needs it.
6806 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6808 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
6811 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6813 * c-lex.c (cb_def_pragma): Clean up code for making location
6814 palatable to diagnostic.c.
6816 2004-10-27 Steven Bosscher <stevenb@suse.de>
6818 PR tree-optimization/17757
6819 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
6820 without any PHI arguments left. Make sure the argument that
6821 we're supposed to remove exists at all.
6823 2004-10-27 Paul Brook <paul@codesourcery.com>
6825 * configure.ac: Don't test for [build] __cxa_atexit when building a
6827 * configure: Regenerate.
6829 2004-10-27 Paul Brook <paul@codeosurcery.com>
6831 * configure.ac: Use build_exeext not host_exeext when lookin for
6833 * configure: Regenerate.
6835 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
6837 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
6839 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
6840 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
6843 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
6844 to match -fprofile-use.
6846 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6848 * config/rs6000/rs6000.c: Fix a comment typo.
6850 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6852 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
6855 2004-10-27 Andreas Schwab <schwab@suse.de>
6857 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
6859 (default_stabs_asm_out_constructor): Likewise.
6861 2004-10-26 Geoffrey Keating <geoffk@apple.com>
6863 * builtins.c (fold_builtin_unordered_cmp): Always bring both
6864 operands to the same type.
6866 2004-10-26 James E Wilson <wilson@specifixinc.com>
6869 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
6871 2004-10-26 Zack Weinberg <zack@codesourcery.com>
6873 * dbxout.c: Include obstack.h.
6874 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
6876 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
6877 Default-define here.
6878 (DBX_CONTIN_LENGTH): Move definition with others.
6879 (DBX_FINISH_STABS): New target macro.
6880 (current_sym_code, current_sym_value, current_sym_addr)
6881 (current_sym_nchars, CHARS, dbxout_continue)
6882 (print_int_cst_octal, print_octal, print_wide_int)
6883 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
6884 (stabstr_ob, stabstr_last_contin_point): New variables.
6885 (NUMBER_FMT_LOOP): New improper macro.
6886 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
6887 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
6888 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
6889 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
6890 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
6891 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
6892 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
6893 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
6894 New functions and/or proper function-like macros.
6895 (CONTIN): Use stabstr_continue, unconditionally.
6896 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
6897 (dbxout_init): Initialize stabstr_ob. Check
6898 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
6899 if it was used. Use the new interfaces.
6900 (dbxout_source_file): Remove file argument; always write to
6901 asm_out_file. Use the new interfaces.
6902 (dbxout_type_method_1): Remove second argument which is always
6903 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
6904 (dbxout_type_methods): Remove write-only variables. Use the
6906 (dbxout_parms): Refactor to remove code duplicated in each of
6907 several successive if-else-if blocks. Use the new interfaces.
6908 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
6909 (dbxout_source_line, dbxout_finish, dbxout_type_index)
6910 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
6911 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
6912 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
6913 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
6914 Use the new interfaces.
6915 * Makefile.in (dbxout.o): Update dependencies.
6917 * defaults.h: Don't define ASM_STABD_OP.
6918 * output.h: Prototype new dbxout_* interfaces.
6919 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
6920 * varasm.c: Don't define ASM_STABS_OP.
6921 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
6922 Use the new dbxout.c interfaces. Call sorry if neither
6923 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
6925 * xcoffout.h: Don't define ASM_STABS_OP.
6926 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
6927 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
6928 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
6929 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
6930 do { ... } while (0) idiom.
6932 * config/alpha/alpha.c (num_source_filenames): Export.
6933 * config/alpha/alpha.h (num_source_filenames): Declare.
6934 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6935 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
6936 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6937 Always use .debugsym. Update commentary.
6938 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6939 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
6940 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
6942 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
6943 (macho_branch_islands): Use new interfaces.
6945 * doc/tm.texi: Update.
6947 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6949 * expr.c (emit_group_store): Do not treat floats as BLKmode.
6950 (emit_group_load): Same.
6952 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
6954 * c-parse.in (datadef): Use pedwarn rather than error and warning
6955 for diagnostic in case of no declaration specifiers.
6957 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
6960 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
6961 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
6962 can be used to work around this.
6964 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6966 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
6969 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6971 * stmt.c (expand_case): Update a comment.
6973 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6975 * stmt.c (expand_case): Put an assertion that index_expr is
6976 never INTEGER_CST. Don't special case for constant
6979 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
6982 * c-parse.in (designator): Finish with a semi-colon.
6984 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
6986 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
6989 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6991 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
6992 a default case only.
6994 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6996 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
6998 (spe_build_register_parallel): New.
6999 (rs6000_spe_function_arg): Handle e500 doubles.
7000 (function_arg): Same.
7001 (spe_func_has_64bit_regs_p): Same.
7002 (rs6000_function_value): Same.
7003 (rs6000_libcall_value): Same.
7004 (legitimate_lo_sum_address_p): Return false for e500 doubles.
7006 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
7008 (DATA_ALIGNMENT): Same.
7009 (CANNOT_CHANGE_MODE_CLASS): Same.
7011 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
7013 * expr.c (emit_group_load): Handle floats.
7014 (emit_group_store): Same.
7016 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
7018 * c-lex.c (get_nonpadding_token): Remove.
7019 (c_lex_with_flags): Push timevar and eat padding here. Improve
7020 stray token diagnostic.
7021 (lex_string): Replace logic with switch statement, eat padding
7024 2004-10-26 Geoffrey Keating <geoffk@apple.com>
7027 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
7029 2004-10-25 Geoffrey Keating <geoffk@apple.com>
7031 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
7033 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
7034 (ASM_MAKE_LABEL_LINKONCE): Delete.
7035 (ASM_WEAKEN_DECL): New.
7036 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
7037 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7038 (TEXT_SECTION_ASM_OP): Add a tab.
7039 (DATA_SECTION_ASM_OP): Likewise.
7040 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
7041 data_section on every section change.
7042 (EXTRA_SECTIONS): Add a bunch of new extra sections.
7043 (EXTRA_SECTION_FUNCTIONS): Likewise.
7044 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7045 (JCR_SECTION_NAME): Define.
7046 (TARGET_SECTION_TYPE_FLAGS): Don't define.
7047 * config/darwin.c (darwin_encode_section_info): A symbol is defined
7048 in this file if it is not weak.
7049 (textcoal_section): Delete.
7050 (datacoal_section): Delete.
7051 (darwin_make_decl_one_only): Delete.
7052 (machopic_select_section): Handle functions.
7053 (darwin_asm_named_section): Add a tab.
7054 (darwin_section_type_flags): Delete.
7055 (darwin_unique_section): Delete contents.
7056 (darwin_emit_unwind_label): Add a tab. Make decls weak if
7058 * config/darwin-protos.h (darwin_section_type_flags): Delete.
7059 (darwin_make_decl_one_only): Delete.
7060 (text_coal_section): New.
7061 (text_unlikely_section): New.
7062 (text_unlikely_coal_section): New.
7063 (const_coal_section): New.
7064 (data_coal_section): New.
7065 (const_data_coal_section): New.
7066 * varasm.c (function_section): Honour
7067 USE_SELECT_SECTION_FOR_FUNCTIONS.
7068 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
7069 TARGET_USES_WEAK_UNWIND_INFO is in effect.
7070 * dbxout.c (dbxout_source_file): Don't change sections while
7071 a function is being output.
7073 2004-10-25 David Ayers <d.ayers@inode.at>
7075 * c-common.h: Remove RID_ID.
7076 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
7077 (typespec_reserved_attr): Add rule for TYPENAME
7078 non_empty_protocolrefs.
7079 (yylexname): Remove special handling of RID_ID.
7081 2004-10-25 James E Wilson <wilson@specifixinc.com>
7083 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
7085 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
7088 * c-parse.in (array_designator): New.
7089 (designator): Use it.
7090 (initelt): Only permit array_designator without '=', not ".foo".
7092 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
7093 * gcc/Makefile.in: removed ggc for cgraphunit.
7094 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
7095 * gcc/cgraph.h: removed static var analysis data structures and calls.
7097 cgraph_mark_local_and_external_functions:changed name to
7098 cgraph_mark_local_functions
7099 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
7100 cgraph_reset_static_var_maps,get_global_static_vars_info,
7101 get_global_statics_not_read,get_global_statics_not_written,searchc,
7102 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
7103 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
7104 scan_for_static_refs,cgraph_characterize_statics_local,
7105 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
7107 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
7108 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
7110 * gcc/tree-flow.h static_vars_info: removed
7111 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
7112 removed calls to static vars analysis.
7113 get_call_expr_operands: removed callee variable.
7115 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
7117 * cfg.c (unchecked_make_edge, redirect_edge_succ,
7118 redirect_edge_pred): Use VEC_safe_push instead of
7120 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7122 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
7124 * cfgloopmanip.c (loopify): Take two more arguments true_edge
7126 * cfgloop.h: Adjust the corresponding prototype.
7127 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
7128 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
7130 2004-10-25 Jakub Jelinek <jakub@redhat.com>
7132 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
7133 DECL_INCOMING_RTL is NULL.
7135 2004-10-25 Steven Bosscher <stevenb@suse.de>
7137 * timevar.def (TV_FIND_REFERENCED_VARS): New.
7138 * tree-dfa.c (pass_referenced_var): Use it.
7140 2004-10-25 Roger Sayle <roger@eyesopen.com>
7141 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7143 * cse.c: Change encoding of quantity numbers to avoid undefined
7144 pointer arithmetic on qty_table.
7145 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
7146 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
7147 (new_basic_block): Assign "real" quantity numbers from zero.
7148 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
7149 REG_QTY to its unique negative value.
7150 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
7151 (cse_main): Don't include max_reg when determining max_qty.
7152 (cse_basic_block): Avoid subtracting a large offset from qty_table,
7153 which causes undefined C99 behaviour. Only allocate needed memory.
7155 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
7157 * stmt.c (expand_case): Remove an obsolete comment.
7159 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
7162 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
7163 layout_type as it is already done by build_array_type.
7164 * tree.c (build_array_type): Layout the type even
7166 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
7168 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
7170 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
7172 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
7173 with wider-than-32-bit HOST_WIDE_INTs.
7175 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
7177 * config/mips/mips.c(mips_output_filename): Remove unused
7178 array ltext_label_name
7180 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
7182 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
7184 2004-10-25 Ben Elliston <bje@au.ibm.com>
7186 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
7188 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
7190 * predict.c (predict_loops): Call scev_finalize instead of
7193 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
7195 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
7196 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
7197 config/sh/ushmedia.h, config/sparc/elf.h,
7198 config/sparc/sp64-elf.h: Update copyright.
7200 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
7202 * stmt.c (expand_case): Handle the default label outside of
7203 the for loop. Remove code to handle a missing default label.
7205 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
7207 * dbxout.c (dbxout_function_decl): Don't use
7208 DBX_OUTPUT_FUNCTION_END.
7209 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
7210 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
7212 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
7215 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
7217 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
7219 * tree-ssa-dom.c (record_equality): Use loop depth to determine
7220 which way to record the equality as well.
7221 (loop_depth_of_name): New function.
7223 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
7226 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
7227 through the operand if it is a useless type conversion.
7229 2004-10-23 Ben Elliston <bje@au.ibm.com>
7231 * cfg.c (remove_edge): Use VEC_unordered_remove.
7232 (redirect_edge_succ): Likewise.
7233 (redirect_edge_pred): Likewise.
7234 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7236 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7238 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
7241 2004-10-22 Eric Christopher <echristo@redhat.com>
7243 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
7246 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
7248 * config/rs6000/spe.md (spe_extendsfdf2): New.
7249 (movdf_e500_double): New.
7250 (spe_truncdfsf2): New.
7257 (spe_floatsidf2): New.
7258 (spe_floatunssidf2): New.
7259 (fix_truncdfsi2): New.
7260 (spe_fixuns_truncdfsi2): New.
7262 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
7263 (fpr_truncdfsf2): New.
7264 (negdf2): Change to expander.
7266 (fpr_nabsdf2): Name pattern.
7267 (adddf3): Change to expander.
7269 (subdf3): Change to expander.
7271 (muldf3): Change to expander.
7273 (divdf3): Change to expander.
7275 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
7276 (cmpdf): Allow for TARGET_E500_DOUBLE.
7278 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7280 * c-semantics.c (re_push_stmt_list): Remove.
7281 * c-common.h: Remove the corresponding prototype.
7283 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7285 * stmt.c (asm_op_is_mem_input): Remove.
7286 * tree.h: Remove the corresponding prototype.
7288 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7290 * tree-gimple.c (is_gimple_constructor_elt): Remove.
7291 * tree-gimple.h: Remove the corresponding prototype.
7293 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7295 * varasm.c (get_pool_mode_for_function, get_pool_offset):
7297 * rtl.h: Remove the corresponding prototypes.
7299 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7301 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
7302 edge information when we commit ourselves to threading a
7305 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7307 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
7308 into worklist instead of their indexes.
7310 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7312 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
7313 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
7314 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
7315 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
7316 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
7317 tree-scalar-evolution.c, tree-ssa-dom.c,
7318 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
7319 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
7320 tree-vectorizer.c, vec.h: Fix comment formatting.
7322 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7324 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
7325 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
7327 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7329 * config/ptx4.h, config/mcore/mcore-pe.h,
7330 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
7332 2004-10-22 Peter Barada <peter@the-baradas.com>
7334 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
7335 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
7336 renaming of non-live registers in interrupt functions.
7337 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
7339 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
7341 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
7342 Use integer for loop counter.
7343 (num_ending_zeros): New function.
7344 (number_of_iterations_cond): Use num_ending_zeros.
7346 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
7348 * config.gcc: Add support for --enable-e500_double.
7350 * config/rs6000/e500-double.h: New file.
7352 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
7355 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
7358 * config/rs6000/linuxspe.h: Same.
7360 * doc/invoke.texi (Option Summary): Document new options for
7362 (RS/6000 and PowerPC Options): Same.
7364 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
7366 (rs6000_override_options): Use it. Use
7367 SUB3TARGET_OVERRIDE_OPTIONS.
7368 Add 8548 to processor_target_table.
7369 (rs6000_legitimate_address): Handle e500 doubles.
7370 (rs6000_legitimize_address): Same.
7371 (rs6000_legitimize_reload_address): Same.
7372 (rs6000_hard_regno_nregs): Same.
7373 (spe_func_has_64bit_regs_p): Same.
7374 (emit_frame_save): Same.
7375 (gen_frame_mem_offset): Same.
7376 (rs6000_dwarf_register_span): Same.
7377 (rs6000_generate_compare): Same.
7378 (easy_fp_constant): Same.
7379 (legitimate_offset_address_p): Same.
7381 * config/rs6000/spe.md: (cmdfeq_gpr): New.
7390 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7392 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
7394 2004-10-21 Zack Weinberg <zack@codesourcery.com>
7396 * dbxout.c: Remove unnecessary #undefs.
7397 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
7398 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
7399 definition into use sites.
7400 (cwd): Make local to dbxout_init.
7401 (dbxout_init): Restructure cwd-using logic for clarity. Use
7403 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
7404 STABS_GCC_MARKER folded in here.
7405 * system.h: Poison now-unused macros.
7406 * doc/tm.texi: Remove documentation of now-unused macros.
7408 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
7411 * c-opts.c (push_command_line_include): Use the current file
7412 name instead of the main one.
7414 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
7417 * tree.c (staticp): A CONST_DECL has static storage if either
7418 TREE_STATIC or DECL_EXTERNAL is set.
7419 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
7422 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7424 * expr.c (store_expr): Remove dont_store_target.
7426 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7428 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
7430 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7432 * tree-cfg.c (thread_jumps): Move a part of it to ...
7433 (thread_jumps_from_bb): ... here.
7435 2004-10-21 David Edelsohn <edelsohn@gnu.org>
7437 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
7438 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
7440 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7442 * expr.c (store_expr): Clean up by renaming want_value to
7445 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
7447 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
7450 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
7453 * expmed.c (store_bit_field): Pass original 'value' before
7456 2004-10-21 Nicolas Pitre <nico@cam.org>
7458 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
7459 * config/arm/ieee754-df.S: Ditto.
7461 2004-10-20 Zack Weinberg <zack@codesourcery.com>
7463 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
7464 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
7466 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
7467 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
7468 an internal label and an N_SLINE .stabn whose value is the
7469 difference between that label and the function entry label.
7470 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
7471 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
7472 label and an N_SO stab with an empty string referring to it.
7473 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
7474 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
7475 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
7476 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
7477 macro is never defined.
7478 * sdbout.c (sdbout_source_line_counter): Delete.
7479 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
7480 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
7482 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
7484 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
7485 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
7486 definitions (identical to default).
7487 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
7488 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
7489 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
7490 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
7491 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
7492 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
7493 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
7494 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
7495 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
7496 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
7497 (sym_lineno): Delete.
7498 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
7499 now-unused variable.
7500 (alpha_output_lineno): Delete.
7501 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
7502 * config/mips/mips.c (mips_output_filename): Don't use
7503 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
7504 (mips_output_lineno): Delete.
7505 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
7506 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
7507 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
7508 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
7509 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
7510 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
7511 * config/mmix/mmix.h: Likewise.
7512 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
7513 * config/mmix/mmix-protos.h: Don't prototype it.
7514 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
7515 no need to #undef ASM_OUTPUT_SOURCE_LINE.
7516 * config/arm/aout.h: Remove RISCiX-specific definition of
7517 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
7518 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
7519 ASM_OUTPUT_SOURCE_LINE.
7520 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
7521 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
7522 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
7524 * doc/tm.texi: Update.
7526 2004-10-20 Richard Henderson <rth@redhat.com>
7528 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
7530 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
7532 * configure.ac: Revert my previous patch.
7533 * configure: Regenerate.
7535 2004-10-20 Ben Elliston <bje@au.ibm.com>
7537 * config/rs6000/rs6000.c
7538 (rs6000_va_start): Use build_va_arg_indirect_ref.
7539 (rs6000_gimplify_va_arg): Likewise.
7541 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
7544 * configure.ac: Declare AM_LANGINFO_CODESET.
7545 * aclocal.m4: Define AM_LANGINFO_CODESET.
7546 * configure, config.in: Rebuilt.
7548 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7550 * expr.c (store_expr): Remove code that is run when
7551 want_value & 1 is nonzero.
7553 2004-10-20 Mark Mitchell <mark@codesourcery.com>
7555 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
7556 from function pointer to void *.
7558 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
7561 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
7562 the frame pointer adjustment when exception handling is enabled.
7564 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7566 * stor-layout.c: Fix a comment typo.
7568 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7570 * expr.c (store_field): Remove two arguments value_mode and
7572 (expand_assignment, store_constructor_field,
7573 expand_expr_real_1): Adjust calls to store_field.
7575 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
7577 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
7580 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
7581 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
7582 base and index register for loads.
7584 * config/arc/t-arc: Fix multilib handling.
7586 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
7588 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
7589 don't inspect BLOCK_FOR_INSN for barriers.
7590 * emit-rtl.c (emit_barrier_before): Revert last change.
7591 (emit_barrier_after, emit_barrier): Ditto.
7593 * doc/extend.texi (Extended Asm): Warn and provide example
7594 solution for using a call-clobbered asm register.
7595 (Local Reg Vars): Similar. Cross-reference example.
7597 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
7599 * tree-cfg.c (group_case_labels): Look at the second to last
7600 case statement for combing with the default case.
7602 2004-10-19 Richard Hendeson <rth@redhat.com>
7605 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
7607 2004-10-19 Richard Hendeson <rth@redhat.com>
7609 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
7610 succeeds, only expand the result.
7612 2004-10-19 Richard Hendeson <rth@redhat.com>
7615 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
7618 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7620 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
7623 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7625 * expr.c (expand_assignment): Remove the last argument.
7626 Change the return type to void.
7627 * expr.h: Update the prototype of expand_assignment.
7628 * function.c (assign_parm_setup_reg): Update a call to
7630 * stmt.c (expand_asm_expr): Likewise.
7632 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7634 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
7635 unnecessary assignments to temp. Return const0_rtx.
7637 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
7639 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
7641 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
7643 * configure.ac (powerpc-*-darwin*): Require assembler to support
7645 * configure: Regenerate.
7647 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7649 * reload1.c (ior_hard_reg_set): Remove.
7650 (finish_spills): Use IOR_HARD_REG_SET instead of
7653 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7655 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
7656 the currently visited word to right.
7658 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7661 * expmed.c (expand_smod_pow2): Handle modes whose size
7662 is greater than that of HOST_WIDE_INT.
7664 2004-10-18 Ziemowit Laski <zlaski@apple.com>
7666 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
7668 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7669 Roger Sayle <roger@eyesopen.com>
7672 * dojump.c (discard_pending_stack_adjust): New function.
7673 (clear_pending_stack_adjust): Call it.
7674 * expr.h (discard_pending_stack_adjust): Declare it.
7675 * explow.c (emit_stack_save): Emit pending stack adjustments
7676 before saving the stack pointer.
7677 (emit_stack_restore): Discard pending stack adjustments before
7678 restoring the stack pointer.
7680 2004-10-18 Richard Henderson <rth@redhat.com>
7682 * c-common.c (handle_mode_attribute): Allow scalar->vector
7685 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7687 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
7688 value to expand_assignment.
7690 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7692 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
7694 (thread_jumps): Iterate until no new forwarder block arises.
7696 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7698 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
7699 (thread_jumps): Use forwardable as cache of
7700 tree_forwarder_block_p throughout the function.
7702 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
7704 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
7706 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
7710 * tree-cfg.c (remove_bb): If we have a label expression in the
7711 basic block and the label we have taken the address, move the
7712 label expression to the basic block which is previous in the
7714 (tree_verify_flow_info): Fix printing out the label name of the
7715 problematic label expression.
7717 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
7719 PR rtl-optimization/18002
7720 * simplify-rtx.c (mode_signbit_p): Externalize function...
7721 * rtl.h (mode_signbit_p): ... to here.
7722 * combine.c (simplify_shift_const): Recognize PLUS signbit as
7723 canonical form of XOR signbit and move to outer op.
7725 2004-10-18 Diego Novillo <dnovillo@redhat.com>
7727 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
7729 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
7730 Don't call fold_stmt more than once, use bsi_replace.
7732 2004-10-18 Diego Novillo <dnovillo@redhat.com>
7734 PR tree-optimization/17656
7735 * tree-ssa.c (replace_immediate_uses): When replacing a
7736 constant, if the call to fold_stmt produced a different
7737 statement, get an appropriate statement pointer by scanning
7740 2004-10-18 Richard Henderson <rth@redhat.com>
7742 * pointer-set.c (hash1): Don't use libm functions in fallback case.
7744 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
7747 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
7748 (stage1-start): Remove and copy libunwind.a and
7749 libunwind*$(SHLIB_EXT) instead of libunwind*.
7750 (stage2-start): Likewise.
7751 (stage3-start): Likewise.
7752 (stage4-start): Likewise.
7753 (stageprofile-start): Likewise.
7754 (stagefeedback-start): Likewise.
7756 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
7757 the shared library to be created and don't remove the existing
7759 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
7760 * config/i386/t-nwld (SHLIB_LINK): Likewise.
7761 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
7762 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
7763 * config/sh/t-linux (SHLIB_LINK): Likewise.
7764 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
7765 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
7766 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
7767 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
7769 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
7772 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7774 * basic-block.h (reg_set_iterator): New.
7775 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
7776 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
7777 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
7778 * caller-save.c (save_call_clobbered_regs): Adjust to the new
7780 * cfgcleanup.c (thread_jump): Likewise.
7781 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
7782 * conflict.c (conflict_graph_compute): Likewise.
7783 * flow.c (verify_local_live_at_start, update_life_info,
7784 initialize_uninitialized_subregs, propagate_one_insn,
7785 init_propagate_block_info, free_propagate_block_info,
7786 propagate_block, dump_regset): Likewise.
7787 * global.c (global_conflicts): Likewise.
7788 * graph.c (start_bb): Likewise.
7789 * local-alloc.c (update_equiv_regs): Likewise.
7790 * loop.c (load_mems): Likewise.
7791 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
7792 find_reg, finish_spills): Likewise.
7793 * resource.c (mark_target_live_regs): Likewise.
7794 * sched-deps.c (sched_analyze_insn): Likewise.
7795 * sched-rgn.c (sched-rgn.c): Likewise.
7796 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
7798 2004-10-18 Jakub Jelinek <jakub@redhat.com>
7800 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
7801 operand 1 instead of 2
7803 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7805 * loop-unroll.c: Fix comment typos.
7807 2004-10-18 Revital Eres <eres@il.ibm.com>
7809 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
7810 * loop-unroll.c: Include varray.h.
7811 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
7812 opt_info and expand it to support variable expansion.
7813 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
7814 expand it to support variable expansion.
7815 (pt_info_start_duplication): Rename si_info_start_duplication.
7816 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
7817 to the variable expansion optimization.
7818 (free_opt_info): Rename free_si_info.
7819 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
7820 expand_var_during_unrolling, insert_var_expansion_initialization,
7821 combine_var_copies_in_loop_exit, release_var_copies,
7822 get_expansion): New functions.
7823 (peel_loop_completely, unroll_loop_constant_iterations,
7824 unroll_loop_runtime_iterations, peel_loop_simple,
7825 unroll_loop_stupid): Change uses of struct si_info
7827 and add uses of fvariable-expansion-in-unroller flag.
7828 * params.def: Add parameter to restrict the number of expansions.
7829 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
7830 the number of expansions.
7831 * common.opt: (fvariable-expansion-in-unroller): New flag.
7832 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
7834 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
7836 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
7837 __GXX_MERGED_TYPEINFO_NAMES to 0.
7839 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
7841 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
7842 handle barriers in a bb by checking that it points to a NULL bb.
7843 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
7844 (emit_barrier_after, emit_barrier): Ditto.
7846 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
7848 * doc/extend.texi (Attribute Syntax): Clarify details of
7849 attributes on parameters.
7851 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
7853 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
7856 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7859 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7861 * c-typeck.c (default_function_array_conversion): Always create
7862 &a[0] for array types.
7863 (build_unary_op): Do not fold &a[x] into a + x.
7865 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7868 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
7869 block if there is a goto with a locus.
7871 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
7873 * config/elfos.h, config/gofast.h, config/interix.h,
7874 config/netbsd.h, config/svr3.h, config/vxworks.h,
7875 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
7876 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7877 config/alpha/netbsd.h, config/arm/arm-modes.def,
7878 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
7879 config/cris/aout.h, config/frv/frv-modes.def,
7880 config/i386/beos-elf.h, config/i386/gas.h,
7881 config/i386/i386-coff.h, config/i386/i386-modes.def,
7882 config/i386/linux.h, config/i386/linux64.h,
7883 config/i386/mingw32.h, config/i386/netbsd-elf.h,
7884 config/i386/netbsd64.h, config/i386/sco5.h,
7885 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
7886 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
7887 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
7888 config/mips/mips-modes.def, config/mips/sdb.h,
7889 config/mips/vr.h, config/mips/vxworks.h,
7890 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7891 config/pa/pa32-linux.h, config/rs6000/40x.md,
7892 config/rs6000/7450.md, config/rs6000/8540.md,
7893 config/rs6000/linuxspe.h, config/rs6000/power4.md,
7894 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
7895 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
7896 config/s390/s390-modes.def, config/sh/elf.h,
7897 config/sh/sh-modes.def, config/sh/sh64.h,
7898 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
7899 config/stormy16/stormy16.md, config/v850/v850-protos.h,
7900 config/vax/vax.md: Update copyright.
7902 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
7904 * expr.c (expand_expr_real_1): Remove an obsolete comment.
7906 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7908 * c-typeck.c (default_function_array_conversion): Always create
7909 &a[0] for array types.
7910 (build_unary_op): Do not fold &a[x] into a + x.
7912 2004-10-17 Jakub Jelinek <jakub@redhat.com>
7914 * pointer-set.c (hash1): Use integer part of 2^64 / phi
7915 instead 2^32 / phi if long is 64-bit.
7917 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
7919 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
7921 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
7923 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
7924 __ptrextent__, __ptrvalue and __ptrvalue__.
7925 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
7928 2004-10-16 Dale Johannesen <dalej@apple.com>
7930 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
7932 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7934 PR tree-optimization/17766
7935 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
7936 (dom_info_available_p): Declare.
7937 * cfghooks.c (split_block, make_forwarder_block): Use
7938 dom_info_available_p.
7939 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
7940 free_dominance_info, verify_dominators): Ditto.
7941 (dom_info_available_p): New function.
7942 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
7943 (thread_jumps): Use dom_info_available_p.
7944 * tree-complex.c (expand_complex_div_wide): Ditto.
7945 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7947 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7949 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
7950 (find_best_candidate): Take also important candidates into account.
7951 (find_optimal_iv_set): Initialize important_candidates bitmap.
7953 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7955 PR tree-optimization/17560
7956 * predict.c (tree_estimate_probability): Mark irreducible
7959 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7961 PR rtl-optimization/17723
7962 * cfgcleanup.c (merge_memattrs): Handle case when
7963 MEM_SIZE == NULL_RTX.
7965 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
7967 * toplev.c (dump_file_name): Change type to be const.
7969 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
7971 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
7972 non_lvalue to stop something being a null pointer constant.
7974 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
7976 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
7977 available for TARGET_FPRS.
7978 (FUNCTION_VALUE_REGNO_P): Same.
7980 2004-10-15 Geoffrey Keating <geoffk@apple.com>
7982 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7983 -maltivec in same style as other ISA options.
7985 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
7987 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
7990 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
7992 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
7993 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
7994 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
7995 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
7996 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
7997 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
7998 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
7999 predict.def, predict.h, protoize.c, reload.h, resource.h,
8000 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
8001 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
8002 unwind-sjlj.c, value-prof.h: Update copyright.
8004 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
8006 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
8008 2004-10-15 Diego Novillo <dnovillo@redhat.com>
8010 * tree-optimize.c (execute_one_pass): Stop timer right after
8013 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8016 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8019 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
8020 (remove_useless_stmts_1): Fold trees we know how to fold.
8022 2004-10-14 David Edelsohn <edelsohn@gnu.org>
8024 * configure.ac: Add .machine power4 directive when testing for
8026 * configure: Regenerate.
8028 2004-10-14 Geoffrey Keating <geoffk@apple.com>
8030 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
8032 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8034 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
8037 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
8039 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
8040 for 'f' if !TARGET_FPRS.
8042 2004-10-14 Richard Henderson <rth@redhat.com>
8045 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
8047 2004-10-14 Richard Henderson <rth@redhat.com>
8050 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
8052 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
8053 instaed of current_function_decl non-null.
8055 2004-10-14 Matt Austern <austern@apple.com>
8057 * pointer-set.c: New file, special-purpose hash table.
8058 * pointer-set.h: New file.
8059 * tree.h (struct pointer_set_t): Declare as opaque type.
8060 (tree_walk): Last argument is pointer_set_t* now.
8061 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
8063 (walk_tree): Convert from htab_t to pointer_set_t for keeping
8064 track of which nodes have already been visited.
8065 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
8066 * cgraphunit.c (cgraph_create_edges): Likewise.
8067 (cgraph_characterize_statics_local): Likewise.
8068 * tree-dfa.c (collect_dfa_stats): Likewise.
8069 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
8071 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
8072 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
8073 of walk_subtrees is pointer_set_t* now.
8074 * Makefile.in (OBJS-common): add pointer-set.o
8075 (tree-inline.o): Depends on pointer-set.h
8076 (tree-dfa.o): Likewise
8077 (cgraphunit.o): Likewise
8079 2004-10-14 Geoffrey Keating <geoffk@apple.com>
8081 * config/rs6000/darwin.h (ASM_SPEC): Delete.
8082 (TARGET_ASM_FILE_START): Define.
8083 * config/darwin.h (ASM_SPEC): Define.
8084 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
8085 -mlong-double-128, it's the default. Update comment about reason
8086 for force_cpusubtype_ALL.
8087 * config/rs6000/darwin-vecsave.asm: Supply .machine.
8088 * config/rs6000/darwin-world.asm: Likewise.
8089 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
8090 (symbolic_operand): Delete #if 0ed code.
8092 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8094 * stmt.c (add_case_node): Make sure that we have integer
8095 constant before calling tree_int_cst_compare.
8097 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8101 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
8102 (remove_useless_stmts_1): Fold trees we know how to fold.
8104 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
8106 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
8107 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
8110 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
8112 * reload.c (find_reloads): When reloading a PLUS with constant
8113 operand, make sure the constant is pushed to the constant pool
8115 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
8116 reload bug workaround.
8117 (s390_expand_plus_operand): Likewise.
8119 2004-10-14 David Edelsohn <edelsohn@gnu.org>
8121 * opts.c (common_handle_option): Do not enable
8122 flag_speculative_prefetching for -fprofile-generate/use.
8124 2004-10-14 Devang Patel <dpatel@apple.com>
8127 * tree-if-conv.c (process_phi_nodes): Process latch block.
8128 (combine_blocks): Process latch block and update loop structure.
8130 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
8132 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
8133 (vect_update_ivs_after_vectorizer):
8134 (vect_transform_for_unknown_loop_bound):
8135 (tree_duplicate_loop_to_edge):
8136 (allocate_new_names):
8139 (rename_variables_in_bb):
8141 (rename_variables_in_loop):
8143 (update_phis_for_duplicate_loop):
8144 (update_phi_nodes_for_guard):
8145 (make_loop_iterate_ntimes):
8146 (tree_duplicate_loop_to_edge_cfg):
8148 (vect_analyze_loop_with_symbolic_num_of_iters):
8149 (verify_loop_for_duplication):
8150 (vect_gen_niters_for_prolog_loop):
8151 (vect_update_niters_after_peeling):
8152 (vect_update_inits_of_dr):
8153 (vect_update_inits_of_drs):
8154 (vect_build_loop_niters):
8155 (vect_do_peeling_for_alignment): New functions.
8156 (vect_transform_loop): Add unknown and known but indivisible loop
8157 bound support; add peeling for unalignment support.
8158 (vect_analyze_loop_form): Support symbolic number of iterations.
8159 (vect_transform_loop_bound): New input parameter.
8160 (vect_get_loop_niters): Change input parameter type.
8161 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
8162 (vectorizable_store): Allow unaligned access.
8163 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
8164 (vect_analyze_data_refs_alignment): Allowed one unaligned
8166 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
8168 (LOOP_VINFO_INT_NITERS): New macro.
8169 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
8170 (do_peeling_for_alignment):
8171 (unaligned_drs): New members of _loop_vec_info.
8172 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
8174 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
8176 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
8177 (struct tree_string): Remove "const" qualifier for "str".
8179 2004-10-14 Ira Rosen <irar@il.ibm.com>
8181 * tree-vectorizer.c (vect_analyze_data_refs): Call
8182 vect_get_base_and_bit_offset to get memory tag for array ref.
8183 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
8185 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
8187 * configure.ac: Use $LN_S for creating symlinks (not $LN).
8188 * configure: Regenerate.
8190 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8192 * doc/install.texi (*-*-solaris2*): Update with info about kernel
8193 patches to solve spurious testsuite failures.
8195 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
8197 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
8198 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
8199 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
8200 gcc_assert under ENABLE_CHECKING.
8201 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
8202 get_vectype_for_scalar_type).
8204 (vect_get_vec_def_for_operand): Remove redundant variables.
8205 (vect_transform_loop): Likewise.
8207 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
8209 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
8210 global for -mcaller-super-interworking.
8211 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
8212 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
8213 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
8214 not need a frame pointer.
8215 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
8216 the soft frame pointer offset.
8217 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
8218 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
8219 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
8220 the stack. Use frame_pointer_needed to choose between them.
8221 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
8222 (interwork_with_frame): New macro.
8223 (interwork): Add _interwork_{r7,r11}_call_via_rN().
8225 2004-10-14 Ben Elliston <bje@au.ibm.com>
8228 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
8229 up the filename looking for a previous directory separator.
8231 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
8233 * c-tree.h (enum c_typespec_kind, struct c_typespec,
8234 parser_xref_tag): New.
8235 (struct c_declspecs): Add tag_defined_p. Adjust definition of
8237 (declspecs_add_type): Adjust prototypes.
8238 * c-parse.in (%union): Add tstype.
8239 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
8240 typespec_reserved_attr, typespec_nonreserved_nonattr,
8241 structsp_attr, structsp_nonattr): Change to tstype. Update
8243 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
8244 (declspecs_add_type): Update to take struct c_typespec argument.
8245 Set tag_defined_p and typedef_p as appropriate.
8246 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
8247 Update to return struct c_typespec.
8248 (shadow_tag_warned): Don't let empty declarations with qualifiers
8249 or storage class specifiers redeclare a tag if a previous
8250 declaration is visible.
8252 2004-10-13 Richard Henderson <rth@redhat.com>
8255 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
8256 for DECL_INCOMING_RTL.
8258 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
8261 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
8262 trunc_int_for_mode for constants used in shortened mode.
8264 2004-10-13 Richard Henderson <rth@redhat.com>
8267 * c-common.c (handle_mode_attribute): Disallow mode changes that
8268 alter the CODE of the top-level type.
8270 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
8271 integer from internal limits macros.
8272 * config/i386/mm3dnow.h (__v2sf): Fix base type.
8274 2004-10-13 Richard Henderson <rth@redhat.com>
8277 * function.c (instantiate_decl): Recurse for CONCAT.
8279 2004-10-13 David Edelsohn <edelsohn@gnu.org>
8281 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
8284 (extzvdi_internal1): Add attribute "compare".
8285 (extzvdi_internal2): Same.
8287 2004-10-12 Tom Tromey <tromey@redhat.com>
8289 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
8291 2004-10-13 Dale Johannesen <dalej@apple.com>
8293 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
8295 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
8297 * toplev.c (compile_file): Call mudflap_finish_file from here ...
8298 * c-decl.c (c_write_global_declarations): ... instead of here ...
8299 * cp/decl.c (cp_finish_file): ... and here.
8300 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
8302 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
8304 * tree-ssa-dom.c (record_range): Free the element if we are not
8307 2004-10-13 Tom Tromey <tromey@redhat.com>
8310 * gcc.c (option_map): Added --extdirs and --encoding.
8312 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8315 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
8316 sparc_can_output_mi_thunk.
8317 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
8318 handling of vcall offset.
8319 (sparc_can_output_mi_thunk): New predicate.
8320 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
8321 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
8322 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
8324 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
8326 * config/sparc/sparc.md (movdi): Remove redundant test.
8328 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
8330 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
8331 TDF_IPA from -fdump-tree-*-all.
8333 2004-10-13 Paul Brook <paul@codesourcery.com>
8335 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
8336 * config/arm/arm.c (thumb_find_work_register): Update comments.
8337 (arm_load_pic_register): Add argument for scratch register.
8338 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
8339 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
8341 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
8343 * tree-data-ref.c: Fix comment typos.
8345 2004-10-13 Jakub Jelinek <jakub@redhat.com>
8346 Zdenek Dvorak <dvorakz@suse.cz>
8348 PR tree-optimization/17724
8349 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
8351 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
8353 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
8354 (altivec_builtin_mask_for_store): Likewise.
8355 (altivec_init_builtins): Use lang_hooks.builtin_function to
8356 create the decls for builtin_altivec_mask_for_load/store.
8358 2004-10-13 Nick Clifton <nickc@redhat.com>
8360 * config/c4x/c4x.c: Remove inclusion of loop.h.
8362 2004-10-12 Ben Elliston <bje@au.ibm.com>
8364 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
8365 (ei_container): New; renamed.
8366 (ei_start, ei_last): New macros.
8367 (ei_start_1, ei_last_1): Renamed from ei_start.
8368 (ei_last_1, ei_end_p): Use ei_container() where applicable.
8369 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
8370 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
8372 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
8374 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
8375 * cfgloop.c (initialize_loops_parallel_p): New.
8376 (flow_loops_find): Initialize the parallel_p field to true for all
8378 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
8379 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
8380 the size of the data accessed in the loop.
8381 (struct nb_iter_bound): Moved...
8382 * cfgloop.h (struct nb_iter_bound): ... here.
8383 (estimated_nb_iterations, parallel_p): New fields in struct loop.
8384 (record_estimate): Declare extern here.
8385 * tree-chrec.c: Fix comments.
8386 (nb_vars_in_chrec): New function.
8387 * tree-chrec.h (nb_vars_in_chrec): Declared here.
8388 * tree-data-ref.c: Don't include lambda.h, that is already included
8390 (tree_fold_divides_p): Don't check for integer_onep.
8391 (tree_fold_bezout): Removed.
8392 (gcd): New static duplicated function.
8393 (int_divides_p, dump_subscript): New.
8394 (dump_data_dependence_relation): Use dump_subscript.
8395 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
8396 estimate_niter_from_size_of_data): New.
8397 (analyze_array_indexes, analyze_array): Call
8398 estimate_niter_from_size_of_data during the detection of array
8399 references. Pass in a pointer to the statement that contains the
8401 (all_chrecs_equal_p): New.
8402 (compute_distance_vector): Renamed compute_subscript_distance.
8403 Deal with multivariate conflict functions.
8404 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
8405 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
8406 (non_affine_dependence_relation): New.
8407 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
8408 analyze_siv_subscript, analyze_miv_subscript,
8409 analyze_overlapping_iterations, subscript_dependence_tester):
8410 Initialize and return last_conflicts function.
8411 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
8412 compute_overlap_steps_for_affine_1_2): New.
8413 (analyze_siv_subscript_affine_cst): Removed.
8414 (analyze_subscript_affine_affine): Disprove dependences based on the
8415 iteration domains. Solve the univariate dependence case as before,
8416 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
8417 Implement the multivariate case of 2 versus 1 variables.
8418 (build_classic_dist_vector, build_classic_dir_vector): Implement some
8420 (find_data_references_in_loop): Compute and initialize
8421 loop->estimated_nb_iterations and loop->parallel_p.
8422 (analyze_all_data_dependences): Modify the debug dump order.
8423 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
8424 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
8425 (SUB_LAST_CONFLICT, subscript->last_conflict,
8426 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
8427 DDR_AFFINE_P, DDR_SIZE_VECT): New.
8428 (find_data_references_in_loop, initialize_data_dependence_relation,
8429 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
8431 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
8433 * configure: Regenerate.
8435 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
8438 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
8439 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
8440 and constant folding of floating point MULT_EXPR/PLUS_EXPR
8443 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
8445 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
8446 (s390_gimplify_va_arg): Likewise.
8448 2004-10-12 Daniel Jacobowitz <dan@debian.org>
8450 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
8451 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
8452 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
8453 * regclass.c (record_address_regs): Remove ifdef. Use
8454 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
8455 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
8457 (scan_rtx_address, replace_oldest_value_addr): Use
8458 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
8459 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
8460 unnecessary definitions.
8461 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
8462 and MODE_BASE_REG_REG_CLASS.
8463 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
8464 (MODE_BASE_REG_REG_CLASS): Define.
8465 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
8466 (REG_MODE_OK_FOR_REG_BASE_P): Define.
8467 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
8468 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
8470 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
8472 * tree-ssa-alias.c (verify_name_tags): New function.
8473 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
8474 (verify_alias_info): Call verify_name_tags.
8476 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
8478 PR rtl-optimization/17931
8479 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
8482 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
8484 * arm.c (arm_print_operand): Use output_operand_lossage where possible
8485 rather than aborting.
8487 2004-10-12 Paul Brook <paul@coudesourcery.com>
8489 * config.gcc: Add armv6{k,z,zk}
8490 * config/arm/arm-cores.def: Add arm1176 and mpcore.
8491 * config/arm/tune.md: Regenerate.
8492 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
8494 (all_architectures): Add armv6k, armv6z, armv6zk.
8495 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
8496 * doc/invoke.texi: Document new arch and cpu values.
8498 2004-10-12 Paul Brook <paul@coodesourcery.com>
8500 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
8503 2004-10-12 Paul Brook <paul@codesourcery.com>
8505 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
8506 Handle negative constants.
8508 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
8511 * c-typeck.c (convert_arguments): Return error_mark_node if there
8512 are too few arguments.
8513 (build_function_call): Handle error_mark_node return from
8516 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
8518 * configure.ac (symbolic_link): Replace with $LN_S.
8519 (Assembler/Linker): Hard link from gas and binutils trees.
8520 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
8521 * configure: Regenerate.
8523 2004-10-12 Paul Brook <paul@codesourcery.com>
8525 * configure.ac: Don't look for host assembler when building a canadian
8527 * configure: Regenerate.
8529 2004-10-11 Roger Sayle <roger@eyesopen.com>
8532 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
8533 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
8534 line options for "-lang-asm" and if found allow any of the C-family
8536 (c_common_handle_option): Remove last use of permit_fortran_options.
8538 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8540 * config/s390/s390.c (print_operand): Support 'S' format flag.
8541 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
8542 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
8543 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
8544 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
8545 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
8546 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
8547 ("*movstricthi"): Likewise.
8548 ("*load_multiple_di", "*load_multiple_si"): Likewise.
8549 ("*store_multiple_di", "*store_multiple_si"): Likewise.
8550 ("*sethiqisi", "*sethihisi"): Likewise.
8551 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
8552 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
8553 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
8554 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
8555 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
8557 ("*tmhi_full"): Fix incorrect op_type attribute.
8559 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
8560 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
8561 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
8562 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
8564 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
8567 * function.c (temp_slots_at_level): Fix typo which creates too
8568 many temp stack slots levels.
8570 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8572 * config/s390/s390.c (s390_trampoline_template): Generate shorter
8574 (s390_trampoline_instantiate): Adapt.
8575 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
8577 2004-10-11 Roger Sayle <roger@eyesopen.com>
8580 * stmt.c (add_case_node): Add additional type argument. Declare
8581 as static to match prototype. Convert the upper and lower bounds
8582 to the specified index type. Optimize away case ranges/values
8583 that are outside the index type's bounds. Truncate case ranges
8584 that span the index type's bounds.
8585 (expand_case): Avoid unnessary computation and memory allocation
8586 when index type is error_mark_node. Pass index_type as required
8587 by change to add_case_node API. No need to convert case range
8588 bounds to index_type, this is now done by add_case_node.
8590 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8592 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
8593 * config/s390/s390.c (s390_offset_p): New function.
8594 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
8595 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
8596 transform Q->Q alternatives to *clc pattern.
8598 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
8599 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
8600 to transform Q->Q alternatives to *mvc pattern.
8601 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
8602 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
8603 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
8604 transform Q->Q alternatives to *nc pattern.
8605 ("*nc"): New insn. New peephole to merge adjacent NCs.
8606 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
8607 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
8608 transform Q->Q alternatives to *oc pattern.
8609 ("*oc"): New insn. New peephole to merge adjacent OCs.
8610 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
8611 transform Q->Q alternatives to *xc pattern.
8612 ("*xc"): New insn. New peephole to merge adjacent XCs.
8613 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
8615 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
8617 * gimplify.c (gimple_push_condition): Make sure that we don't
8618 have any saved condition cleanup if we were at the top level.
8620 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
8622 * config/frv/frv.md (*adddi3_internal): Change name to...
8623 (adddi3): ...replacing the exisiting define_expand. Combine
8624 alternatives. Fix the range of the constant constraints ('J' instead
8625 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
8626 to extract the lower and upper halves of the DImode operands.
8627 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
8628 (adddi3_lower): Fix the range of the constant constraints and
8629 remove the bogus operands[2] check.
8630 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
8631 operand 2. Use addxi to handle constant operands.
8632 (subdi3_lower, subdi3_upper): Don't handle constant operands.
8634 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
8636 * gengtype-lex.l: Add commented } & ) characters to unconfuse
8637 editor's paren matching. Allow #define inside a struct.
8639 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
8642 part of PR c++/17657
8643 * fold-const.c (fold_build_cleanup_point_expr): New function.
8644 * tree.h (fold_build_cleanup_point_expr): Prototype.
8646 2004-10-10 Eric Christopher <echristo@redhat.com>
8648 * dwarf2out.c: Move attribute to subprogram declaration
8649 instead of subroutine type.
8651 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
8653 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
8654 hoist_insn_after, and hoist_insn_to_edge.
8655 * rtl.h: Remove the prototypes for reg_referenced_between_p,
8656 no_jumps_between_p, and insn_dependent_p.
8657 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
8658 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
8659 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
8660 hoist_insn_to_edge): Remove.
8662 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8665 * c-decl.c (grokparms): Don't warn for parameters of incomplete
8666 type in declarations that are not definitions except for the case
8667 of parameters of void type.
8669 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
8671 * tree-cfg.c: Fix comment typos.
8673 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8676 * builtins.c (expand_builtin_va_start): Check for too few
8677 arguments to va_start.
8679 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8682 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
8683 fields a pedwarn. Pedwarn here for unnamed structs/unions if
8685 * c-parse.in (component_decl): Don't pedwarn here for unnamed
8688 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
8690 PR tree-optimization/17906
8691 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
8692 copy non-gimple reg arguments.
8694 2004-10-09 Roger Sayle <roger@eyesopen.com>
8696 PR rtl-optimization/17853
8697 * simplify-rtx.c (simplify_relational_operation): Correct comment.
8698 Reorganize handling of comparison operations with floating point
8699 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
8700 Likewise, introduce support for comparison operations with vector
8701 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
8703 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
8704 * doc/tm.texi: Likewise.
8706 2004-10-09 Steven Bosscher <stevenb@suse.de>
8708 * regs.h (struct reg_info_def): Remove the last_node_uid and
8709 changes_mode fields.
8710 (REGNO_LAST_NOTE_UID): Don't define.
8711 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
8712 * regmove.c (copy_src_to_dest): Likewise.
8714 2004-10-09 Roger Sayle <roger@eyesopen.com>
8717 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
8718 relational comparison operator op needs to be swapped/reversed when
8719 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
8721 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
8724 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
8725 instead of bsi_start.
8726 (value_replacement): Likewise.
8727 (abs_replacement): Likewise
8729 2004-10-09 Steven Bosscher <stevenb@suse.de>
8731 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
8732 (expand_gimple_cond_expr, expand_gimple_tailcall,
8733 expand_gimple_basic_block): Use it to dump RTL for each stmt.
8734 (tree_expand_cfg): Announce full RTL function dump.
8735 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
8736 not the graph version.
8737 * tree-pretty-print.c (dump_generic_node): Allow empty statements
8738 in the arms of a COND_EXPR for lowered nodes.
8740 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
8742 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
8743 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
8744 strtoufix16, strtoufix32, strtoufix64): Declare.
8746 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8748 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
8749 for an out-of-range floating point constant.
8750 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
8751 warning if the target format does not support infinities.
8753 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8755 * emit-rtl.c (last_label_num, base_label_num): Remove.
8756 (max_label_num): Always return label_num.
8757 (set_new_last_label_num, restore_emit_status): Remove.
8758 (init_emit): Don't initialize last_label_num.
8759 * function.c (pop_function_context_from): Don't call
8760 restore_emit_status.
8761 * function.h: Remove the prototype for restore_emit_status.
8762 * rtl.h: Remove the prototype for set_new_last_label_num.
8764 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8766 * stmt.c (expand_decl_init): Remove.
8767 * tree.h: Remove the corresponding prototype.
8769 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8771 * integrate.c (try_constants, subst_constants, mark_stores):
8773 * integrate.h: Remove the prototype for try_constants.
8775 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8777 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
8778 (convert_for_assignment): Handle ic_argpass_nonproto. Add
8779 comments about its relevance to errors.
8780 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
8782 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
8785 * c-ppoutput.c (cb_ident): Don't quote string as it is already
8788 2004-10-08 Diego Novillo <dnovillo@redhat.com>
8790 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
8791 reference_node_pool.
8793 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8795 * tree-cfg.c: Fix a comment typo.
8797 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
8799 * config/s390/s390.c (s390_register_info): Don't save fprs for
8801 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
8803 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
8805 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
8806 (TARGET_DEFAULT): Use symbolic values.
8807 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
8808 (TARGET_DEFAULT): Use symbolic values.
8809 * config/s390/s390.c (s390_backchain_string): Initialize to
8810 TARGET_DEFAULT_BACKCHAIN.
8812 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8814 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
8815 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
8817 (expand_builtin_strcat): Accept a type parameter.
8818 (fold_builtin_mempcpy): Accept a type and endp parameter.
8820 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
8821 Accept an `exp' instead of an `arglist'.
8823 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
8825 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
8826 reverting my 2004-09-07 patch to use build_int_cst.
8828 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8831 * config/sparc/sparc.c (input_operand): Remove redundant code
8832 for handling LO_SUM.
8833 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
8834 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
8835 Otherwise only accept it for TFmode if quad move insns are available.
8837 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8839 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
8840 common cases will be caught earlier than others.
8842 2004-10-08 Michael Matz <matz@suse.de>
8844 * loop-doloop.c (doloop_optimize): Extend count.
8846 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
8848 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
8849 (prefetch): Convert to expander.
8851 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
8853 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
8854 first argument of CALL.
8855 (tls_local_dynamic): Likewise.
8857 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8859 * c-typeck.c (enum impl_conv): New.
8860 (convert_for_assignment): Use it. Take tree for function called
8861 instead of its name. Handle ObjC selectors for diagnostics at
8862 start of function. Select diagnostic text within the function
8863 using full sentences for diagnsotics. Use %qE to name functions
8865 (convert_arguments, build_modify_expr,
8866 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
8867 callers to convert_for_assignment.
8868 (warn_for_assignment): Remove.
8870 2004-10-08 Nick Clifton <nickc@redhat.com>
8872 * config/sh/symbian.c (symbian_possibly_export_base_class):
8873 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
8874 TYPE_CONTAINS_VPTR_P.
8876 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8878 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
8879 fixed registers form all_used_regs. Update call_really_used_regs.
8880 (CALL_REALLY_USED_REGISTERS): Define.
8881 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
8882 with call_really_used_regs.
8884 2004-10-08 Alan Modra <amodra@bigpond.net.au>
8886 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
8887 for -profile as well as -p and -pg.
8889 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
8891 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
8893 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8895 * tree-cfg.c (tree_block_forwards_to): Remove.
8896 * tree-flow.h: Remove the corresponding prototype.
8898 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8900 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
8901 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
8903 2004-10-07 Geoffrey Keating <geoffk@apple.com>
8906 * config/rs6000/rs6000.c (rs6000_generate_compare): When
8907 flag_trapping_math is in effect, don't generate subtract
8910 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
8912 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
8913 * config/s390/s390.c (s390_narrow_logical_operator): New function.
8914 (s390_extra_constraint_str): Add 'A' constraints.
8915 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
8916 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
8917 (CONSTRAINT_LEN): Likewise.
8918 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
8919 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
8920 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
8921 ("*iordi3"): Add OI alternative and splitter.
8922 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
8923 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
8924 ("*xordi3"): Add XI alternative and splitter.
8925 ("*xorsi3", "*xorhi3"): Likewise.
8927 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8929 * config/mips/mips.c (mips_function_rodata_section): New function.
8930 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
8932 2004-10-07 Devang Patel <dpatel@apple.com>
8934 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
8935 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
8936 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
8937 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
8938 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
8939 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
8940 UNSPEC_VCONDU_V16QI): New constant defines.
8941 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
8942 vconduv16qi): New patterns.
8943 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
8944 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
8945 (get_vec_cmp_insn): Same.
8946 (get_vsel_insn): Same.
8947 (rs6000_emit_vector_compare): Same.
8948 (rs6000_emit_vector_select): Same.
8949 (INSN_NOT_AVAILABLE): New.
8951 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8953 PR tree-optimization/17749
8954 * tree-tailcall.c (find_tail_calls): Check that parameter is
8957 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8959 * config/ia64/ia64.c: Fix a comment typo.
8961 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8963 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
8965 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8968 * tree-inline.c (expand_call_inline): Do not warn for functions
8969 marked with attribute noinline.
8971 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8974 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
8975 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
8977 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
8978 of 0 as 4th argument to pass_by_reference.
8979 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
8981 2004-10-06 Eric Christopher <echristo@redhat.com>
8983 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
8986 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8989 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
8991 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8993 PR rtl-optimization/17791
8994 * loop-doloop.c (doloop_modify): Take number of iterations as
8996 (doloop_optimize): Extend or shorten the number of iterations
8997 when changing mode of counter register.
8998 * loop-iv.c (lowpart_subreg): Export.
8999 * rtl.h (lowpart_subreg): Declare.
9001 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
9003 PR tree-optimization/17806
9004 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
9005 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
9006 flags moved to split_edge.
9008 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9011 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
9012 before tentatively building the conditional move sequence.
9014 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
9017 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
9019 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
9020 function_arg_padding.
9022 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
9025 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
9027 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
9029 * hooks.c (hook_int_void_1, hook_void_int): Remove.
9030 * hooks.h: Remove the corresponding prototypes.
9032 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
9035 * tree-nested.c (walk_stmt_info): Add changed field.
9036 (convert_nonlocal_reference): Set changed to when we
9037 change a decl to unnested decl.
9038 <case ADDR_EXPR>: Instead of checking if the immediate part
9039 of the ADDR_EXPR changed, check the field changed.
9040 Use recompute_tree_invarant_for_addr_expr instead of unsetting
9042 (convert_local_reference): Set changed to when we
9043 change a decl to unnested decl.
9044 <case ADDR_EXPR>: Instead of checking if the immediate part
9045 of the ADDR_EXPR changed, check the field changed.
9046 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
9048 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
9050 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
9051 * dwarf2out.c (dwarf2out_init): Remove references to
9052 DWARF2_GENERATE_TEXT_SECTION_LABEL.
9053 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
9054 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
9056 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
9058 * c-typeck.c (convert_arguments): Take expression for called
9059 function rather than its name. Handle ObjC selectors directly
9060 rather than relying on warn_for_assignment to do so. Call warning
9061 directly rather than warn_for_assignment. Use %qE in diagnostics.
9062 Say "argument" rather than "arg" in diagnostics.
9063 (build_function_call): Update call to convert_arguments.
9065 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
9068 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
9069 ENUMs specially instead of just saying we do.
9071 2004-10-06 Eric Christopher <echristo@redhat.com>
9073 * dwarf2.h: Sync with include/elf/dwarf2.h
9075 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9077 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
9080 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9082 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
9083 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
9085 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9087 * lambda-code.c (compute_nest_using_fourier_motzkin): New
9089 (lambda_compute_auxillary_space): Split from here.
9091 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9093 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
9094 * tree-flow.h: Add prototype.
9095 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
9096 expr_invariant_in_loop.
9098 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
9100 * tree-cfg.c (thread_jumps): Remove a duplicate check for
9103 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
9105 * config/s390/s390-protos.h (s_imm_operand): Remove.
9106 (s390_pool_operand): Add prototype.
9107 * config/s390/s390.c (general_s_operand): Remove.
9108 (s_imm_operand): Remove.
9109 (s_operand): Merge contents of general_s_operand.
9110 (s390_pool_operand): New function.
9111 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
9112 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
9113 ("*cmpdi_ccu"): Merge Q->Q alternative.
9114 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
9115 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
9117 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
9118 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
9119 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
9121 2004-10-06 Steve Ellcey <sje@cup.hp.com>
9123 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
9124 call ia64_function_arg_boundary.
9125 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
9126 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
9127 (ia64_function_arg_advance): Do not put 128 bit floats into
9130 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9132 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
9133 Accept an expression instead of an arglist.
9134 (expand_builtin_stpcpy): Accept an expression instead of an
9137 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9140 * doc/install.texi (*-*-solaris2*): Mention potential problem
9141 with Sun assembler + GNU linker and C++ programs.
9142 Document status of binutils 2.15 release.
9144 2004-10-06 Jan Hubicka <jh@suse.cz>
9146 * cse.c (cse_main): Kill push/pop context.
9148 2004-10-05 Zack Weinberg <zack@codesourcery.com>
9150 * pretty-print.c: Include tree.h.
9151 (pp_base_prepare_to_format): New function, logic from
9152 text_specifies_location.
9153 (pp_base_format_text): Use gcc_assert.
9154 * pretty-print.h (pp_prepare_to_format): New macro.
9155 (pp_base_prepare_to_format): Prototype.
9156 * diagnostic.c (text_specifies_location): Delete.
9157 (bug_report_request): Delete.
9158 (diagnostic_set_info): Don't call text_specifies_location.
9159 (diagnostic_action_after_output): Put text from
9160 bug_report_request inline here. Use gcc_unreachable.
9161 (diagnostic_report_current_function): Fix comment.
9162 (diagnostic_report_diagnostic): Clarify logic for error recursion.
9163 Call pp_prepare_to_format before diagnostic_starter.
9164 (trim_filename): Use IS_DIR_SEPARATOR.
9165 (fatal_error, internal_error): Use gcc_unreachable.
9166 (error_recursion): Call diagnostic_action_after_output to
9167 issue the bug_report_request message and exit.
9168 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
9170 * c-parse.in: Add list of diagnostic messages to insulate
9171 translation template from version of yacc/bison used to
9172 compile the grammar.
9174 2004-10-06 Alan Modra <amodra@bigpond.net.au>
9177 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
9179 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9181 * basic-block.h: Remove the prototype for
9182 flow_preorder_transversal_compute.
9183 * cfganal.c (dfst_node): Remove.
9184 (flow_preorder_transversal_compute): Likewise.
9185 * rtl.h: Remove the prototype for get_jump_table_offset.
9186 * rtlanal.c (get_jump_table_offset): Remove.
9188 2004-10-05 Richard Henderson <rth@redhat.com>
9191 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
9193 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
9196 * Makefile.in: Stage the build directory too.
9198 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
9200 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
9202 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
9203 (frv_emit_move): Same.
9205 * config/frv/frv.c (frv_emit_move): New.
9206 (frv_legitimize_address): New.
9208 * config/frv/frv.md ("movsi"): Call frv_emit_move.
9215 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
9217 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
9220 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
9222 * c-decl.c (pushdecl): When an extern declaration at block scope
9223 refers to a visible entity with internal linkage, use the old DECL
9224 rather than the new one.
9226 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9228 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
9231 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9233 * tree-cfg.c (thread_jumps): Remove a duplicate check for
9236 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9238 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
9239 of FOR_BB_BETWEEN. Remove a useless check for unreachable
9242 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9244 * tree-cfg.c (cleanup_tree_cfg): Don't call
9245 delete_unreachable_blosk() after thread_jumps().
9246 (thread_jumps): Always remove basic blocks as they become
9249 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9251 * tree-cfg.c (cleanup_tree_cfg): Remove variable
9252 something_changed. Simplify the while loop.
9254 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9256 * builtins.c (expand_builtin_memmove): Delete duplicate code
9257 and accept a tree type for the result.
9258 (expand_builtin_bcopy): Accept a tree type for the result.
9259 (fold_builtin_memmove): Accept an arglist and tree type for
9262 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
9264 * config/s390/s390.c (s390_dump_pool): Remove return value.
9265 Use gen_pool_align, gen_pool_section_start/end instead of
9266 gen_pool_start/end_31/64.
9267 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
9268 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
9269 ("pool_start_31", "pool_end_31"): Remove.
9270 ("pool_start_64", "pool_end_64"): Likewise.
9271 ("pool_align", "pool_section_start", "pool_section_end": New insns.
9273 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
9274 (TARGET_CANNOT_COPY_INSN_P): Define.
9275 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
9276 (struct constant_pool): New member 'execute'.
9277 (s390_add_execute, s390_find_execute): New functions.
9278 (s390_execute_label, s390_execute_target): Likewise.
9279 (s390_dump_pool): Output in-pool execute target templates.
9280 (s390_dump_execute): New function.
9281 (s390_alloc_pool, s390_free_pool): Handle execute templates.
9282 (s390_mainpool_start, s390_mainpool_finish): Likewise.
9283 (s390_chunkify_start, s390_chunkify_finish): Likewise.
9284 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
9285 ("*execute"): New insn pattern.
9286 ("movmem_short", "*movmem_short"): Use splitters to generate
9287 explicit execute pattern, remove embedded execute.
9288 ("clrmem_short", "*clrmem_short"): Likewise.
9289 ("cmpmem_short", "*cmpmem_short"): Likewise.
9291 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
9293 * tree-ssa.c (verify_ssa): Verify phi arguments only
9294 contain renamed names.
9296 2004-10-05 Alan Modra <amodra@bigpond.net.au>
9298 * config/rs6000/linux.h: Formatting, whitespace.
9299 * config/rs6000/linux64.h: Likewise.
9300 * config/rs6000/rs6000-protos.h: Likewise.
9301 * config/rs6000/rs6000.c: Likewise.
9302 (easy_vector_splat_const): Add fall thru comments.
9303 (output_vec_const_move): Likewise.
9305 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
9307 * Makefile.in: Update -Wno-error exceptions for move to build dir.
9309 2004-10-05 Chao-Ying Fu <fu@mips.com>
9310 Richard Sandiford <rsandifo@redhat.com>
9312 * doc/invoke.texi (-mpaired-single): Link to the new description of the
9313 built-in functions. Document dependencies.
9314 (-mips3d): Add link here too.
9315 * doc/extend.texi (MIPS Paired-Single Support): New section.
9317 2004-10-04 Chao-ying Fu <fu@mips.com>
9319 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
9321 2004-10-04 Diego Novillo <dnovillo@redhat.com>
9323 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
9324 Initialize OPT_STATS to 0.
9326 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
9328 * tree-data-ref.c: Fix comment typos.
9330 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
9332 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
9333 the predicate cannot be computed, don't initialize the result to
9336 2004-10-01 Eric Christopher <echristo@redhat.com>
9338 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
9339 locally defined enum.
9340 * dwarf2out.c (add_calling_convention_attribute): Don't
9343 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
9345 PR c/17178, PR c/17820
9346 * c-decl.c (pop_scope): Do not warn about unused static
9347 variables as they warned in the middle-end.
9349 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9351 * builtins.c (expand_builtin_memcpy): Delete duplicate code
9352 and make the first parameter the expression not the arglist.
9354 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
9356 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
9357 as valid modes to expand address expressions.
9359 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
9361 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
9362 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
9363 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
9364 code formatting conventions.
9366 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
9368 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
9370 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
9372 PR tree-optimization/16632
9373 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
9374 fold (A & C) == D into 0, fold ~C. Similarly, for the case
9375 where | is used instead of &.
9377 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
9379 * ginclude/stddef.h: Fix a comment typo.
9381 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9384 * config.gcc (i?86-*-solaris2*): Restore correct logic
9385 for --enable-threads option.
9386 (sparc64-*-solaris2*): Likewise.
9387 (sparc-*-solaris2*): Likewise.
9389 2004-10-03 Alan Modra <amodra@bigpond.net.au>
9391 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
9392 (OS_MISSING_POWERPC64): Move, and comment.
9393 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
9394 (OS_MISSING_POWERPC64): Move, and comment.
9396 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
9398 * arm.c (output_call_mem): Add missing \t.
9400 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9402 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
9403 expand_builtin_strncmp): Delete duplicate code.
9405 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
9407 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
9408 take check-base and -limit arguments.
9409 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
9410 check ranges for ARRAY_REF and COMPONENT_REF.
9411 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
9414 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
9416 * c-objc-common.c (c_tree_printer): Correct description of %E.
9417 Don't fall through after printing an expression.
9419 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
9421 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
9423 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
9425 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
9426 delete_unrechable_blocks() only when necessary.
9428 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
9430 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
9431 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
9432 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
9433 __gthread_recursive_mutex_unlock): New functions.
9435 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
9437 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
9438 * config/s390/tpf-eh.c: Remove file.
9439 * config/s390/tpf-unwind.h: New file.
9440 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
9441 (MD_UNWIND_SUPPORT): Define.
9443 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
9445 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
9447 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
9449 * config/s390/s390-protos.h (s390_comparison): Add prototype.
9450 * config/s390/s390.c (s390_comparison): New function.
9451 (s390_branch_condition_mask): Return -1 for invalid comparisons.
9452 (s390_branch_condition_mnemonic): Assert valid comparison.
9453 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
9454 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
9455 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
9456 s390_comparison instead of comparison_operator.
9458 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
9459 ("cmpmemdi"): Remove.
9460 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
9461 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
9462 ("cmpint_si"): Rename to ...
9463 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
9464 ("cmpint_di", "*cmpint_di"): Likewise.
9465 * config/s390/s390.c (s390_canonicalize_comparison): Remove
9466 redundant UNSPEC_CMPINT conversions.
9467 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
9469 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
9471 * collect2.c (COLLECT_PARSE_FLAG): Remove.
9472 (main): Remove a reference to COLLECT_PARSE_FLAG
9473 * system.h: Poison COLLECT_PARSE_FLAG.
9474 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
9476 2004-10-01 Paul Brook <paul@codesourcery.com>
9478 * config/arm/crti.asm: Give _init and _fini function type.
9480 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
9482 * common.opt (ftree-loop-ivcanon): Enable by default.
9483 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9484 Enable complete loop unrolling.
9485 (canonicalize_induction_variables, tree_unroll_loops_completely):
9488 2004-10-01 Paul Brook <paul@codesourcery.com>
9490 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
9491 not register number.
9492 (thumb_find_work_register): Search full register range.
9494 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
9497 * tree-cfg.c (group_case_labels): Get the label and not
9498 the case expr for the default case.
9499 When the label we looking at is the default, decrement the
9502 2004-10-01 Jan Hubicka <jh@suse.cz>
9504 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
9505 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
9506 * toplev.h (tree_rest_of_compilation): Update prototype.
9507 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
9509 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
9511 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
9512 cleanup_control_flow() out of the while loop.
9514 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
9516 * tree-vectorizer.c (vectorizable_operation): Fail unless
9517 the mode for the vector type is indeed a vector mode.
9519 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
9521 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
9522 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
9524 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9525 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
9526 follow_ssa_edge_in_rhs): Ditto.
9527 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
9528 (dump_iv): Dump base_object.
9529 (dump_use, dump_cand): Use dump_iv.
9530 (determine_base_object): New function.
9531 (alloc_iv): Initialize base_object field.
9532 (record_use): Clear the ssa_name field of iv.
9533 (get_computation_cost_at): Do not use difference of addresses of
9534 two different objects.
9535 (may_eliminate_iv): Do not require the loop to have just single exit.
9536 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
9537 (nonzero_p): New function.
9538 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
9539 tree_simplify_using_condition, simplify_using_initial_conditions,
9540 loop_niter_by_eval, find_loop_niter_by_eval,
9541 estimate_numbers_of_iterations_loop, compare_trees,
9542 upper_bound_in_type, lower_bound_in_type,
9543 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
9544 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
9545 instead of integer_(non)zerop.
9547 2004-10-01 Jakub Jelinek <jakub@redhat.com>
9550 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9552 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9553 and TI_VA_LIST_FPR_COUNTER_FIELD.
9554 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9555 * tree-pass.h (pass_stdarg): Add.
9556 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9557 * tree-stdarg.c: New file.
9558 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9559 (tree-stdarg.o): Add dependencies.
9560 * function.h (struct function): Add va_list_gpr_size and
9561 va_list_fpr_size fields.
9562 * function.c (allocate_struct_function): Initialize them.
9564 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9565 va_list_{g,f}pr_counter_field.
9566 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9567 area will not be used. Only save registers that tree-stdarg.c
9568 detected they need saving.
9569 (ix86_va_start): Don't set up fields that won't be used.
9571 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9572 va_list_{g,f}pr_counter_field.
9573 (setup_incoming_varargs): Don't do anything if reg_save
9574 area will not be used. Only save registers that tree-stdarg.c
9575 detected they need saving.
9576 (rs6000_va_start): Don't set up fields that won't be used.
9578 2004-09-30 Eric Christopher <echristo@redhat.com>
9580 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
9582 * dwarf2out.c (add_calling_convention_attribute): New function.
9583 (gen_subroutine_type_die): Use.
9584 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
9585 * target.h (gcc_target): Add dwarf_calling_convention.
9586 * hooks.c (hook_int_tree_0): New function.
9587 * hooks.h: Prototype.
9588 * config/sh/sh.c: Include dwarf2.h.
9589 (sh_dwarf_calling_convention): New function.
9590 (TARGET_DWARF_CALLING_CONVENTION): Use.
9591 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
9593 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9595 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
9596 expand_builtin_strrchr, expand_builtin_strpbrk,
9597 expand_builtin_strncat, expand_builtin_strspn,
9598 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
9601 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9603 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
9605 (s390_logical_operator_ok_p): Likewise.
9606 * config/s390/s390.c (s390_expand_logical_operator): New function.
9607 (s390_logical_operator_ok_p): Likewise.
9608 * config/s390/s390.md ("anddi3"): New expander.
9609 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
9610 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
9611 ("andsi3"): Use s390_expand_logical_operator.
9612 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
9613 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
9614 ("andhi3"): New expander.
9615 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
9616 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
9617 ("andqi3"): New expander.
9618 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
9619 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
9620 ("iordi3"): New expander.
9621 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
9622 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
9623 ("iorsi3"): Use s390_expand_logical_operator.
9624 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
9625 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
9626 ("iorhi3"): New expiorer.
9627 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
9628 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
9629 ("iorqi3"): New expiorer.
9630 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
9631 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
9632 ("xordi3"): New expander.
9633 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
9634 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
9635 ("xorsi3"): New expander.
9636 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
9637 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
9638 ("xorhi3"): New expander.
9639 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
9640 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
9641 ("xorqi3"): New expander.
9642 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
9643 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
9645 2004-09-30 Roger Sayle <roger@eyesopen.com>
9647 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
9648 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
9649 machine mode as the result.
9651 2004-09-30 Ben Elliston <bje@au.ibm.com>
9654 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
9655 FOR_EACH_EDGE macros.
9657 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
9659 * c-tree.h (readonly_error): Remove.
9660 * c-typeck (enum lvalue_use): New.
9661 (lvalue_or_else, readonly_error): Use it. All callers changed.
9662 (readonly_error): Make static.
9664 2004-09-30 Jan Hubicka <jh@suse.cz>
9667 * cfgrtl.c (try_redirect_by_replacing_jump,
9668 force_nonfallthru_and_redirect, commit_one_edge_insertion,
9669 cfg_layout_merge_blocks): Do not attach any line number information
9670 to newly inserted instructions.
9671 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
9673 (emit_*insn_before, emit_insn*_after): New.
9674 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
9676 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
9677 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
9679 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9681 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
9682 (s390_return_address_offset): Remove.
9683 (s390_can_eliminate): Add prototype.
9684 (s390_initial_elimination_offset): Add prototype.
9685 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
9686 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
9687 * config/s390/s390.c (s390_arg_frame_offset): Remove.
9688 (s390_return_address_offset): Remove.
9689 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
9690 (struct machine_function): New member split_branches_pending_p.
9691 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
9692 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
9693 (s390_optimize_prologue): Remove base_used argument. Call
9694 s390_update_frame_layout instead of s390_register_info. Handle
9695 prologue/epilogue insns that touch only RETURN_REGNUM.
9696 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
9697 (s390_register_info): Remove base_used and return_addr_used
9698 arguments, compute special register usage inline. Return live
9699 register data to caller.
9700 (s390_frame_info): Remove arguments, do not call s390_register_info.
9701 (s390_init_frame_layout): New function.
9702 (s390_update_frame_layout): Likewise.
9703 (s390_emit_prologue): Call s390_update_frame_layout; some code
9704 move to there. Do not emit pool placeholder insn if unnecessary.
9706 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9708 * config/s390/s390.c (legitimate_reload_constant_p): Remove
9709 floating point constant workaround.
9710 (s390_secondary_input_reload_class): Handle PLUS reloads
9711 with too-large constant.
9712 (s390_expand_plus_operand): Likewise.
9713 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
9714 ("movsi"): Likewise. Also, remove workaround for non-general
9716 ("movdf"): Do not call force_const_mem.
9717 ("movsf"): Likewise. Merge expander with *movsf insn.
9718 ("*movsf"): Remove, merge with movsf expander.
9720 2004-09-30 Paul Brook <paul@codesourcery.com>
9722 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
9723 (ENDFILE_SPEC): Define.
9724 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
9726 2004-09-30 Richard Henderson <rth@redhat.com>
9728 * config/alpha/qrnnd.asm: Mark for noexecstack.
9730 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
9732 * protoize.c, tree-cfg.c: Fix comment typos.
9734 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
9737 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
9739 2004-09-30 Diego Novillo <dnovillo@redhat.com>
9741 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
9743 (add_pointed_to_expr): ... here.
9744 Call add_pointed_to_expr for variables with DECL_INITIAL set.
9745 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
9746 pointer variable, if set.
9748 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
9750 * config/sh/sh.c: Follow spelling conventions.
9752 2004-09-29 Richard Henderson <rth@redhat.com>
9754 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
9755 * doc/tm.texi (DWARF_ZERO_REG): New.
9757 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
9758 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
9759 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
9761 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
9763 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
9764 with a PLUS as source operand.
9765 (expand_movstr): Likewise.
9766 (expand_builtin_stpcpy): Likewise.
9768 2004-09-29 Richard Henderson <rth@redhat.com>
9771 * tree-gimple.c (is_gimple_reg): Reject hard registers.
9772 (is_gimple_asm_val): New.
9773 * tree-gimple.h (is_gimple_asm_val): Declare.
9774 * gimplify.c (gimplify_asm_expr): Use it.
9775 * tree-pretty-print.c (print_declaration): Dump hard regs.
9776 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
9777 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9778 * tree-ssa-pre.c (is_undefined_value): Likewise.
9779 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9780 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
9781 * tree-ssa.c (warn_uninit): Likewise.
9782 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
9784 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
9786 * c-decl.c (merge_decls): Use comptype when comparing
9787 types to decide on DECL_SIZE save of olddecl.
9789 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
9791 * tree.h (INDIRECT_REF_P): New macro.
9792 * alias.c (get_alias_set): Use it
9793 (nonoverlapping_memrefs_p): Ditto.
9794 * emit-rtl.c (mem_expr_equal_p): Ditto.
9795 (set_mem_attributes_minus_bitpos): Ditto.
9796 (is_gimple_addressable): Ditto.
9797 (get_base_address): Ditto.
9798 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
9799 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
9800 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
9801 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
9802 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
9803 (add_address_candidates): Ditto.
9804 (rewrite_address_base): Ditto.
9806 2004-09-30 Ben Elliston <bje@au.ibm.com>
9808 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
9809 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
9810 (rewrite_ssa_into_ssa): Likewise.
9811 * tree-phinodes.c (create_phi_node): Access the number of
9812 predecessor edges using EDGE_COUNT() and not num_preds.
9814 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
9817 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
9819 2004-09-29 Eric Christopher <echristo@redhat.com>
9821 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
9823 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
9825 * config/cris/cris.md (moverside, movemside): With MEM, make sure
9826 the address is (plus reg mem).
9828 2004-09-29 David Edelsohn <edelsohn@gnu.org>
9830 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
9832 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
9834 * tree.c (make_node_stat): Fix uninitialized warning. Replace
9835 cascaded if ... else if with a switch.
9837 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9839 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
9841 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9843 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9844 and TI_VA_LIST_FPR_COUNTER_FIELD.
9845 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9846 * tree-pass.h (pass_stdarg): Add.
9847 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9848 * tree-stdarg.c: New file.
9849 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9850 (tree-stdarg.o): Add dependencies.
9851 * function.h (struct function): Add va_list_gpr_size and
9852 va_list_fpr_size fields.
9853 * function.c (allocate_struct_function): Initialize them.
9855 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9856 va_list_{g,f}pr_counter_field.
9857 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9858 area will not be used. Only save registers that tree-stdarg.c
9859 detected they need saving.
9860 (ix86_va_start): Don't set up fields that won't be used.
9862 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9863 va_list_{g,f}pr_counter_field.
9864 (setup_incoming_varargs): Don't do anything if reg_save
9865 area will not be used. Only save registers that tree-stdarg.c
9866 detected they need saving.
9867 (rs6000_va_start): Don't set up fields that won't be used.
9869 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9871 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
9872 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
9873 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
9874 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
9875 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
9876 ATTR_NONNULL_1_4): New.
9878 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9880 PR tree-optimization/17697
9881 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
9884 2004-09-28 Per Bothner <per@bothner.com>
9886 * profile.c (branch_prob): Pass correct value to output_location,
9887 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
9889 2004-09-28 Richard Henderson <rth@redhat.com>
9892 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
9893 * tree-flow.h (may_propagate_copy_into_asm): Declare.
9894 * tree-ssa-ccp.c (replace_uses_in): Use it.
9895 * tree-ssa-dom.c (cprop_operand): Likewise.
9897 2004-09-28 Jeff Law <law@redhat.com>
9899 * tree-ssa-threadupdate.c (create_block_for_threading): Request
9900 that no outgoing edges be left in the duplicate block. Do no
9901 update information on outgoing edges or PHI nodes in target
9903 (remove_ctrl_stmt_and_useless_edges): Renamed from
9904 remove_last_stmt_and_useless_edges. Handle case where the
9905 block is empty or has no control statements. Do not update edge
9907 (thread_block): Create a template block rather than copying the
9908 original block every time. Create outgoing edges from the
9909 duplicate blocks and update PHIs at the target of the outgoing
9910 edges here. Fix edge flags for the original block if necessary.
9911 * cfghooks (duplicate_block): No longer assert that the original
9912 block has incoming edges.
9914 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
9916 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
9917 Reg Vars to enforce register allocation with general constraints.
9918 (Explicit Reg Vars): Clarify relation to asm statements.
9919 (Local Reg Vars): Similar.
9921 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9923 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
9924 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
9925 build_control_flow, new_edge): Remove.
9926 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
9927 (bitlst, bitlst_table_last, bitlst_table): Remove.
9928 (bblst): Store basic_block pointer instead of block index.
9929 (bblst_table): Likewise.
9930 (edgelst): Store edge pointer instead of edge index.
9931 (edgelst_table, edgelst_last): New variables.
9932 (extract_bitlst): Rename to ...
9933 (extract_edgelst): ... this. Return edge pointers, not indices.
9934 (split_edges): Update call.
9935 (rgn_edges): Store edge pointers instead of indices.
9936 (edge_to_bit): Remove.
9937 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
9938 (SET_EDGE_TO_BIT): New macro.
9939 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
9940 (find_rgns): Remove edge_list parameter. Traverse standard CFG
9941 data structures instead of haifa_edge et al. Use edge pointers
9942 instead of edge indices everywhere.
9943 (compute_dom_prob_ps): Use standard CFG data structures. Account
9945 (compute_trg_info): Likewise.
9946 (propagate_deps): Likewise.
9947 (debug_candidate): Account for bblst data structure change.
9948 (check_live_1, update_live_1, is_pfree): Likewise.
9949 (IS_REACHABLE): Use standard CFG data structures.
9950 (init_ready_list): Update bblst_table/edgelst_table allocation.
9951 (schedule_region): Update alloc/cleanup code to data structure
9952 changes. Use edge->aux to store per-region edge index.
9953 (init_regions): No longer call build_control_flow. Do not
9954 create edge list any more.
9956 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9958 * cse.c (cse_insn): Avoid creating direct non-local jumps.
9959 * combine.c (can_combine_p): Likewise.
9960 * local-alloc. (update_equiv_regs): Likewise.
9962 2004-09-28 Richard Henderson <rth@redhat.com>
9965 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
9966 Don't check VOIDmode here. Force PLUS operands to common type.
9967 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
9968 Pmode if given a non pointer type.
9970 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9973 * optabs.c (expand_binop): Force constants to the correct mode.
9975 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9977 * config/s390/s390.c (s390_adjust_cost): Remove.
9978 (TARGET_SCHED_ADJUST_COST): Do not redefine.
9979 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
9980 * config/s390/s390.md ("main_pool"): Use "larl" type
9981 attribute if TARGET_CPU_ZARCH.
9983 2004-09-28 Jakub Jelinek <jakub@redhat.com>
9985 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
9988 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9990 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
9993 2004-09-28 Steven Bosscher <stevenb@suse.de>
9995 * common.opt (flag_gcse_sm): Disable by default.
9996 (flag_gcse_las): Likewise.
9997 (flag_web): Likewise. Create from this file.
9998 * flags.h: Remove flag_web declaration.
9999 * toplev.c (flag_web): Likewise.
10000 (process_options): Never set flag_web.
10002 2004-09-28 Steven Bosscher <stevenb@suse.de>
10004 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
10005 * tree-ssa-propagate.c: Include vec.h.
10006 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
10007 instead of varrays.
10008 (cfg_blocks_add): Assert the block is not already in the worklist.
10009 Update uses of interesting_ssa_edges and varying_ssa_edges.
10010 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
10011 ssa_propagate): Likewise.
10013 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
10016 * c-decl.c (start_decl): Check for initializing incomplete array
10018 (build_compound_literal): Check for TYPE being error_mark_node.
10019 * c-parse.in (primary): Check for VLA compound literals.
10021 2004-09-28 Diego Novillo <dnovillo@redhat.com>
10023 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
10024 with --disable-checking.
10026 2004-09-28 Devang Patel <dpatel@apple.com>
10028 * tree-pretty-print.c (dump_generic_node): Print vector types.
10030 2004-09-28 Nick Clifton <nickc@redhat.com>
10032 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
10033 invocation of the function sh_init_cumulative_args.
10034 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
10035 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
10036 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
10037 * config/sh/sh.c (sh_init_cumulative_args): New function based
10038 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
10039 heuristic added to determine the setting of force_mem when a
10040 library function is being called.
10042 2004-09-28 Diego Novillo <dnovillo@redhat.com>
10044 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
10045 Skip constant arguments.
10047 2004-09-28 Diego Novillo <dnovillo@redhat.com>
10049 * tree-ssa-alias.c (create_name_tags): If PTR points to a
10050 volatile type, mark the tag volatile.
10051 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
10054 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
10056 * tree.def (vec_cond_expr): Fix. Change 'e'
10059 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
10061 * basic-block.h: Fix a comment typo.
10063 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
10065 * optabs.c, optabs.h: Fix comment typos.
10067 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
10069 * config/sparc/sparc.md (call_address_struct_value_sp32):
10070 Properly mask the immediate field of the 'unimp' instruction.
10071 (call_symbolic_struct_value_sp32): Likewise.
10073 2004-09-28 Ben Elliston <bje@au.ibm.com>
10074 Steven Bosscher <stevenb@suse.de>
10075 Andrew Pinski <pinskia@physics.uc.edu>
10077 Merge from edge-vector-branch:
10078 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
10079 (struct edge_def): Remove pred_next, succ_next members.
10080 (struct basic_block_def): Remove pred, succ members. Add preds
10081 and succs members of type VEC(edge).
10082 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
10083 (BRANCH_EDGE): Likewise.
10084 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
10085 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
10086 (edge_iterator): New.
10087 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
10088 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
10089 (FOR_EACH_EDGE): New.
10090 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
10092 (rotate_loop): Likewise.
10093 (find_traces_1_route): Likewise.
10094 (bb_to_key): Likewise.
10095 (connect_traces): Likewise.
10096 (copy_bb_p): Likewise.
10097 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
10098 (add_labels_and_missing_jumps): Likewise.
10099 (fix_up_fall_thru_edges): Likewise.
10100 (find_jump_block): Likewise.
10101 (fix_crossing_conditional_branches): Likewise.
10102 (fix_crossing_unconditional_branches): Likewise.
10103 (add_reg_crossing_jump_notes): Likewise.
10104 * bt-load.c (augment_live_range): Likewise.
10105 * cfg.c (clear_edges): Likewise.
10106 (unchecked_make_edge): Likewise.
10107 (cached_make_edge): Likewise.
10108 (make_single_succ_edge): Likewise.
10109 (remove_edge): Likewise.
10110 (redirect_edge_succ_nodup): Likewise.
10111 (check_bb_profile): Likewise.
10112 (dump_flow_info): Likewise.
10113 (alloc_aux_for_edges): Likewise.
10114 (clear_aux_for_edges): Likewise.
10115 (dump_cfg_bb_info): Likewise.
10116 * cfganal.c (forwarder_block_p): Likewise.
10117 (can_fallthru): Likewise.
10118 (could_fall_through): Likewise.
10119 (mark_dfs_back_edges): Likewise.
10120 (set_edge_can_fallthru_flag): Likewise.
10121 (find_unreachable_blocks): Likewise.
10122 (create_edge_list): Likewise.
10123 (verify_edge_list): Likewise.
10124 (add_noreturn_fake_exit_edges): Likewise.
10125 (connect_infinite_loops_to_exit): Likewise.
10126 (flow_reverse_top_sort_order_compute): Likewise.
10127 (flow_depth_first_order_compute): Likewise.
10128 (flow_preorder_transversal_compute): Likewise.
10129 (flow_dfs_compute_reverse_execute): Likewise.
10130 (dfs_enumerate_from): Likewise.
10131 (compute_dominance_frontiers_1): Likewise.
10132 * cfgbuild.c (make_edges): Likewise.
10133 (compute_outgoing_frequencies): Likewise.
10134 (find_many_sub_basic_blocks): Likewise.
10135 (find_sub_basic_blocks): Likewise.
10136 * cfgcleanup.c (try_simplify_condjump): Likewise.
10137 (thread_jump): Likewise.
10138 (try_forward_edges): Likewise.
10139 (merge_blocks_move): Likewise.
10140 (outgoing_edges_match): Likewise.
10141 (try_crossjump_to_edge): Likewise.
10142 (try_crossjump_bb): Likewise.
10143 (try_optimize_cfg): Likewise.
10144 (merge_seq_blocks): Likewise.
10145 * cfgexpand.c (expand_gimple_tailcall): Likewise.
10146 (expand_gimple_basic_block): Likewise.
10147 (construct_init_block): Likewise.
10148 (construct_exit_block): Likewise.
10149 * cfghooks.c (verify_flow_info): Likewise.
10150 (dump_bb): Likewise.
10151 (delete_basic_block): Likewise.
10152 (split_edge): Likewise.
10153 (merge_blocks): Likewise.
10154 (make_forwarder_block): Likewise.
10155 (tidy_fallthru_edges): Likewise.
10156 (can_duplicate_block_p): Likewise.
10157 (duplicate_block): Likewise.
10158 * cfglayout.c (fixup_reorder_chain): Likewise.
10159 (fixup_fallthru_exit_predecessor): Likewise.
10160 (can_copy_bbs_p): Likewise.
10161 (copy_bbs): Likewise.
10162 * cfgloop.c (flow_loops_cfg_dump): Likewise.
10163 (flow_loop_entry_edges_find): Likewise.
10164 (flow_loop_exit_edges_find): Likewise.
10165 (flow_loop_nodes_find): Likewise.
10166 (mark_single_exit_loops): Likewise.
10167 (flow_loop_pre_header_scan): Likewise.
10168 (flow_loop_pre_header_find): Likewise.
10169 (update_latch_info): Likewise.
10170 (canonicalize_loop_headers): Likewise.
10171 (flow_loops_find): Likewise.
10172 (get_loop_body_in_bfs_order): Likewise.
10173 (get_loop_exit_edges): Likewise.
10174 (num_loop_branches): Likewise.
10175 (verify_loop_structure): Likewise.
10176 (loop_latch_edge): Likewise.
10177 (loop_preheader_edge): Likewise.
10178 * cfgloopanal.c (mark_irreducible_loops): Likewise.
10179 (expected_loop_iterations): Likewise.
10180 * cfgloopmanip.c (remove_bbs): Likewise.
10181 (fix_bb_placement): Likewise.
10182 (fix_irreducible_loops): Likewise.
10183 (remove_path): Likewise.
10184 (scale_bbs_frequencies): Likewise.
10185 (loopify): Likewise.
10186 (unloop): Likewise.
10187 (fix_loop_placement): Likewise.
10188 (loop_delete_branch_edge): Likewise.
10189 (duplicate_loop_to_header_edge): Likewise.
10190 (mfb_keep_just): Likewise.
10191 (create_preheader): Likewise.
10192 (force_single_succ_latches): Likewise.
10193 (loop_split_edge_with): Likewise.
10194 (create_loop_notes): Likewise.
10195 * cfgrtl.c (rtl_split_block): Likewise.
10196 (rtl_merge_blocks): Likewise.
10197 (rtl_can_merge_blocks): Likewise.
10198 (try_redirect_by_replacing_jump): Likewise.
10199 (force_nonfallthru_and_redirect): Likewise.
10200 (rtl_tidy_fallthru_edge): Likewise.
10201 (commit_one_edge_insertion): Likewise.
10202 (commit_edge_insertions): Likewise.
10203 (commit_edge_insertions_watch_calls): Likewise.
10204 (rtl_verify_flow_info_1): Likewise.
10205 (rtl_verify_flow_info): Likewise.
10206 (purge_dead_edges): Likewise.
10207 (cfg_layout_redirect_edge_and_branch): Likewise.
10208 (cfg_layout_can_merge_blocks_p): Likewise.
10209 (rtl_flow_call_edges_add): Likewise.
10210 * cse.c (cse_cc_succs): Likewise.
10211 * df.c (hybrid_search): Likewise.
10212 * dominance.c (calc_dfs_tree_nonrec): Likewise.
10213 (calc_dfs_tree): Likewise.
10214 (calc_idoms): Likewise.
10215 (recount_dominator): Likewise.
10216 * domwalk.c (walk_dominator_tree): Likewise.
10217 * except.c (emit_to_new_bb_before): Likewise.
10218 (connect_post_landing_pads): Likewise.
10219 (sjlj_emit_function_enter): Likewise.
10220 (sjlj_emit_function_exit): Likewise.
10221 (finish_eh_generation): Likewise.
10222 * final.c (compute_alignments): Likewise.
10223 * flow.c (calculate_global_regs_live): Likewise.
10224 (initialize_uninitialized_subregs): Likewise.
10225 (init_propagate_block_info): Likewise.
10226 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10227 * gcse.c (find_implicit_sets): Likewise.
10228 (bypass_block): Likewise.
10229 (bypass_conditional_jumps): Likewise.
10230 (compute_pre_data): Likewise.
10231 (insert_insn_end_bb): Likewise.
10232 (insert_store): Likewise.
10233 (remove_reachable_equiv_notes): Likewise.
10234 * global.c (global_conflicts): Likewise.
10235 (calculate_reg_pav): Likewise.
10236 * graph.c (print_rtl_graph_with_bb): Likewise.
10237 * ifcvt.c (mark_loop_exit_edges): Likewise.
10238 (merge_if_block): Likewise.
10239 (find_if_header): Likewise.
10240 (block_jumps_and_fallthru_p): Likewise.
10241 (find_if_block): Likewise.
10242 (find_cond_trap): Likewise.
10243 (block_has_only_trap): Likewise.
10244 (find_if_case1): Likewise.
10245 (find_if_case_2): Likewise.
10246 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
10247 (perfect_nestify): Likewise.
10248 * lcm.c (compute_antinout_edge): Likewise.
10249 (compute_laterin): Likewise.
10250 (compute_available): Likewise.
10251 (compute_nearerout): Likewise.
10252 * loop-doloop.c (doloop_modify): Likewise.
10253 * loop-init.c (loop_optimizer_init): Likewise.
10254 * loop-invariant.c (find_exits): Likewise.
10255 * loop-iv.c (simplify_using_initial_values): Likewise.
10256 (check_simple_exit): Likewise.
10257 (find_simple_exit): Likewise.
10258 * loop-unroll.c (peel_loop_completely): Likewise.
10259 (unroll_loop_constant_iterations): Likewise.
10260 (unroll_loop_runtime_iterations): Likewise.
10261 * loop-unswitch.c (may_unswitch_on): Likewise.
10262 (unswitch_loop): Likewise.
10263 * modulo-sched.c (generate_prolog_epilog): Likewise.
10264 (sms_schedule): Likewise.
10265 * postreload-gcse.c (eliminate_partially_redundant_load):
10267 * predict.c (can_predict_insn_p): Likewise.
10268 (set_even_probabilities): Likewise.
10269 (combine_predictions_for_bb): Likewise.
10270 (predict_loops): Likewise.
10271 (estimate_probability): Likewise.
10272 (tree_predict_by_opcode): Likewise.
10273 (tree_estimate_probability): Likewise.
10274 (last_basic_block_p): Likewise.
10275 (propagate_freq): Likewise.
10276 (estimate_loops_at_level): Likewise.
10277 (estimate_bb_frequencies): Likewise.
10278 * profile.c (instrument_edges): Likewise.
10279 (get_exec_counts): Likewise.
10280 (compute_branch_probabilities): Likewise.
10281 (branch_prob): Likewise.
10282 * ra-build.c (live_in): Likewise.
10283 * ra-rewrite.c (rewrite_program2): Likewise.
10284 * ra.c (reg_alloc): Likewise.
10285 * reg-stack.c (reg_to_stack): Likewise.
10286 (convert_regs_entry): Likewise.
10287 (compensate_edge): Likewise.
10288 (convert_regs_1): Likewise,
10289 (convert_regs_2): Likewise.
10290 (convert_regs): Likewise.
10291 * regrename.c (copyprop_hardreg_forward): Likewise.
10292 * reload1.c (fixup_abnormal_edges): Likewise.
10293 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
10294 (sbitmap_insersection_of_preds): Likewise.
10295 (sbitmap_union_of_succs): Likewise.
10296 (sbitmap_union_of_preds): Likewise.
10297 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
10298 (fix_basic_block_boundaries): Likewise.
10299 (sched_ebbs): Likewise.
10300 * sched-rgn.c (build_control_flow): Likewise.
10301 (find_rgns): Likewise.
10302 * tracer.c (find_best_successor): Likewise.
10303 (find_best_predecessor): Likewise.
10304 (tail_duplicate): Likewise.
10305 * tree-cfg.c (make_edges): Likewise.
10306 (make_ctrl_stmt_edges): Likewise.
10307 (make_goto_expr_edges): Likewise.
10308 (tree_can_merge_blocks_p): Likewise.
10309 (tree_merge_blocks): Likewise.
10310 (cfg_remove_useless_stmts_bb): Likewise.
10311 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10312 (tree_block_forwards_to): Likewise.
10313 (cleanup_control_expr_graph): Likewise.
10314 (find_taken_edge): Likewise.
10315 (dump_cfg_stats): Likewise.
10316 (tree_cfg2vcg): Likewise.
10317 (disband_implicit_edges): Likewise.
10318 (tree_find_edge_insert_loc): Likewise.
10319 (bsi_commit_edge_inserts): Likewise.
10320 (tree_split_edge): Likewise.
10321 (tree_verify_flow_info): Likewise.
10322 (tree_make_forwarder_block): Likewise.
10323 (tree_forwarder_block_p): Likewise.
10324 (thread_jumps): Likewise.
10325 (tree_try_redirect_by_replacing_jump): Likewise.
10326 (tree_split_block): Likewise.
10327 (add_phi_args_after_copy_bb): Likewise.
10328 (rewrite_to_new_ssa_names_bb): Likewise.
10329 (dump_function_to_file): Likewise.
10330 (print_pred_bbs): Likewise.
10331 (print_loop): Likewise.
10332 (tree_flow_call_edges_add): Likewise.
10333 (split_critical_edges): Likewise.
10334 (execute_warn_function_return): Likewise.
10335 (extract_true_false_edges_from_block): Likewise.
10336 * tree-if-conv.c (tree_if_conversion): Likewise.
10337 (if_convertable_bb_p): Likewise.
10338 (find_phi_replacement_condition): Likewise.
10339 (combine_blocks): Likewise.
10340 * tree-into-ssa.c (compute_global_livein): Likewise.
10341 (ssa_mark_phi_uses): Likewise.
10342 (ssa_rewrite_initialize_block): Likewise.
10343 (rewrite_add_phi_arguments): Likewise.
10344 (ssa_rewrite_phi_arguments): Likewise.
10345 (insert_phi_nodes_for): Likewise.
10346 (rewrite_into_ssa): Likewise.
10347 (rewrite_ssa_into_ssa): Likewise.
10348 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
10349 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
10350 (rewrite_trees): Likewise.
10351 * tree-pretty-print.c (dump_bb_header): Likewise.
10352 (dump_implicit_edges): Likewise.
10353 * tree-sra.c (insert_edge_copies): Likewise.
10354 (find_obviously_necessary_stmts): Likewise.
10355 (remove_data_stmt): Likewise.
10356 * tree-ssa-dom.c (thread_across_edge): Likewise.
10357 (dom_opt_finalize_block): Likewise.
10358 (single_incoming_edge_ignoring_loop_edges): Likewise.
10359 (record_equivalences_from_incoming_edges): Likewise.
10360 (cprop_into_successor_phis): Likewise.
10361 * tree-ssa-live.c (live_worklist): Likewise.
10362 (calculate_live_on_entry): Likewise.
10363 (calculate_live_on_exit): Likewise.
10364 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10365 (copy_loop_headers): Likewise.
10366 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
10367 (fill_always_executed_in): Likewise.
10368 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
10369 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
10370 (compute_phi_arg_on_exit): Likewise.
10371 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
10372 (get_loops_exit): Likewise.
10373 (split_loop_exit_edge): Likewise.
10374 (ip_normal_pos): Likewise.
10375 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
10377 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
10378 (replace_phi_with_stmt): Likewise.
10379 (value_replacement): Likewise.
10380 * tree-ssa-pre.c (compute_antic_aux): Likewise.
10381 (insert_aux): Likewise.
10382 (init_pre): Likewise.
10383 * tree-ssa-propagate.c (simulate_stmt): Likewise.
10384 (simulate_block): Likewise.
10385 (ssa_prop_init): Likewise.
10386 * tree-ssa-threadupdate.c (thread_block): Likewise.
10387 (create_block_for_threading): Likewise.
10388 (remove_last_stmt_and_useless_edges): Likewise.
10389 * tree-ssa.c (verify_phi_args): Likewise.
10390 (verify_ssa): Likewise.
10391 * tree_tailcall.c (independent_of_stmt_p): Likewise.
10392 (find_tail_calls): Likewise.
10393 (eliminate_tail_call): Likewise.
10394 (tree_optimize_tail_calls_1): Likewise.
10395 * tree-vectorizer.c (vect_transform_loop): Likewise.
10396 * var-tracking.c (prologue_stack_adjust): Likewise.
10397 (vt_stack_adjustments): Likewise.
10398 (vt_find_locations): Likewise.
10399 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
10400 * config/i386/i386.c (ix86_pad_returns): Likewise.
10401 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
10402 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
10404 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
10407 * config/sparc/sparc.c (struct machine_function): New field
10408 'leaf_function_p' and 'prologue_data_valid_p'.
10409 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
10410 to conveniently access the above fields.
10411 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
10412 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
10413 of the generic flavor 'current_function_uses_only_leaf_regs'.
10414 (eligible_for_sibcall_delay): Likewise.
10415 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
10416 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
10417 (sparc_asm_function_prologue): Add sanity check for the assumption
10418 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
10419 (sparc_can_use_return_insn_p): New function.
10420 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
10421 (output_restore): Likewise.
10422 (output_sibcall): Likewise.
10423 (sparc_output_mi_thunk): Likewise.
10424 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
10425 * config/sparc/sparc.md (return): New expander.
10427 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
10429 2004-09-27 Mark Mitchell <mark@codesourcery.com>
10432 * stor-layout.c (layout_decl): Use fold_convert, not convert.
10433 (bit_from_pos): Likewise.
10434 (byte_from_pos): Likewise.
10435 (pos_from_bit): Likewise.
10436 (normalize_offset): Likewise.
10437 (place_field): Likewise.
10438 (finalize_type_size): Likewise.
10439 (layout_type): Likewise.
10440 * tree.c (build_index_type): Likewise.
10442 2004-09-27 Devang Patel <dpatel@apple.com>
10444 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
10445 * genopinit.c (optabs): New entry for vcond_gen_code and
10447 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
10448 (get_rtx_code): New function.
10449 (vector_compare_rtx): New function.
10450 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
10451 (expand_vec_cond_expr_p): New function.
10452 (expand_vec_cond_expr): New function.
10453 (get_vcond_icode): New function.
10454 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
10455 (vcond_gen_code, vcondu_gen_code): Same.
10457 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
10459 * Makefile.in (STAGESTUFF): Split into ...
10460 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
10461 (mostlyclean): Update.
10462 (stage1-start, stage2-start, stage3-start, stage4-start,
10463 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
10464 Move the STAGEMOVESTUFF.
10466 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
10468 * system.h (getpagesize): Return 'int' instead of 'long'.
10470 2004-09-27 Michael Matz <matz@suse.de>
10474 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
10475 bmp_iter_and_init): Shift by bit_in_word.
10477 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
10479 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
10480 * configure.ac: Don't sinclude it here.
10481 * configure: Regenerate.
10483 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
10485 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
10488 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
10491 * c-typeck.c (build_component_ref): Name type involved in
10492 diagnostic for structure or union without a member of the given
10495 2004-09-27 DJ Delorie <dj@redhat.com>
10497 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
10498 .comm alignment is bytes, not bits.
10500 2004-09-27 Devang Patel <dpatel@apple.com>
10502 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
10503 (print_call_name): Do not print VEC_COND_EXPR.
10505 2004-09-27 Devang Patel <dpatel@apple.com>
10507 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
10509 2004-09-27 Jan Hubicka <jh@suse.cz>
10511 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
10513 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
10515 * bitmap.h: Fix a comment typo.
10517 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
10519 * libgcc2.c (getpagesize): Change type of return value to int.
10521 2004-09-26 Matt Austern <austern@apple.com>
10523 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
10526 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10528 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
10529 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
10530 (bitmap_iterator): New type.
10531 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
10532 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
10533 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
10534 bmp_iter_and_init, bmp_iter_and_next): New functions.
10535 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
10536 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
10537 use iterator-style EXECUTE_IF_IN_BITMAP macros.
10538 * bitmap.c (bitmap_print): Ditto.
10539 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
10540 btr_def_live_range): Ditto.
10541 * cfganal.c (compute_dominance_frontiers_1) Ditto.
10542 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
10544 * ddg.c (build_inter_loop_deps): Ditto.
10545 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
10547 * except.c (remove_eh_handler): Ditto.
10548 * flow.c (reg_set_to_hard_reg_set): Ditto.
10549 * gcse.c (clear_modify_mem_tables): Ditto.
10550 * global.c (build_insn_chain): Ditto.
10551 * ifcvt.c (dead_or_predicable): Ditto.
10552 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
10554 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
10555 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
10556 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
10557 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
10558 tree_purge_all_dead_eh_edges): Ditto.
10559 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
10560 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
10561 rewrite_ssa_into_ssa): Ditto.
10562 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
10563 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
10565 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
10566 compute_flow_sensitive_aliasing, maybe_create_global_var,
10567 dump_points_to_info_for): Ditto.
10568 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
10569 * tree-ssa-dse.c (dse_finalize_block): Ditto.
10570 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
10571 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
10573 * tree-ssa-loop-ivopts.c (find_induction_variables,
10574 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
10575 determine_use_iv_costs, determine_set_costs, find_best_candidate,
10576 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
10578 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
10579 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
10580 add_call_read_ops): Ditto.
10581 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
10583 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10585 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
10586 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
10588 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
10590 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
10591 reflect size of memory regions being compared.
10593 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
10595 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
10596 expressions. Always clear MEM_SIZE and alias set.
10598 2004-09-26 Roger Sayle <roger@eyesopen.com>
10599 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10601 PR middle-end/17112
10602 * stor-layout.c (compute_record_mode): For records with a single
10603 field, only use the field's mode if its size matches what we'd
10604 have choosen for the record ourselves. This forces the use of
10605 BLKmode for packed records that don't completely fill a mode.
10607 2004-09-26 Roger Sayle <roger@eyesopen.com>
10609 PR middle-end/17151
10610 * combine.c (force_to_mode): Remove dubious early return test that
10611 inhibits further optimization.
10613 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
10615 * profile.c: Fix a comment typo.
10617 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10620 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
10621 with varying offset.
10622 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
10623 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
10625 (expr_invariant_in_loop_p): New function.
10626 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
10627 component_ref_field_offset for COMPONENT_REFs. Do not allow
10628 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
10629 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
10630 MISALIGNED_INDIRECT_REFs.
10631 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
10632 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
10633 MISALIGNED_INDIRECT_REFs.
10635 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
10638 * gcc.c (cpp_options, cc1_options): Preserve relative order of
10639 -std and -ansi options.
10641 2004-09-26 Jan Hubicka <jh@suse.cz>
10643 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
10644 for nested functions whose proper parent has not been output.
10646 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
10647 when re-constructing profile previously invalidated by loop.
10649 2004-09-25 Dale Johannesen <dalej@apple.com>
10651 * tree-gimple.c: Move GIMPLE definition...
10652 * doc/tree-ssa.texi: here.
10654 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10656 * tree-vectorizer.c: Fix a comment typo.
10658 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10660 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
10661 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
10662 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
10663 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
10665 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10667 * tree-ssa-loop-unswitch.c: Fix a comment typo.
10669 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10671 * doc/passes.texi: Fix a typo.
10673 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10675 * tree-optimize.c (init_tree_optimization_passes): Add
10676 pass_record_bounds.
10677 * tree-pass.h (pass_record_bounds): Declare.
10678 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
10681 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10683 PR tree-optimization/17474
10684 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
10685 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
10687 2004-09-25 Jan Hubicka <jh@suse.cz>
10689 * predict.c (counts_to_freqs): Make global.
10690 * predict.h (counts_to_freqa): Declare.
10691 * profile.c (compute_branch_probabilities): Compute frequencies
10692 * tree-profile.c (do_tree_profiling): Refine conditional on when
10693 tree profiling pass is needed.
10695 * passes.c (rest_of_handle_cfg): Disable const/pure function
10696 detection when doing tree based profiling.
10698 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
10701 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
10703 * config/mips/mips.h (struct mips_args): Clarify comments.
10704 * config/mips/mips.c (struct mips_arg_info): Likewise.
10705 (mips_arg_info): Don't allow fpr_p to affect the register or
10706 stack alignment. Remove o64 silliness.
10707 (function_arg): Deal with the o32 float,float case specially.
10709 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
10711 * config/mips/mips.md (loadx, storex): Define for V2SF.
10713 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
10715 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
10716 * config/s390/s390.c (s390_back_chain_rtx): New function.
10717 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
10718 Call anti_adjust_stack.
10719 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
10720 only if compiling with back chain.
10721 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
10722 back chain only if back chain enabled. Use s390_back_chain_rtx.
10724 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
10726 * doc/trouble.texi: Remove obsolete information. Update
10727 information on how to regenerate fixincluded headers.
10729 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
10732 * doc/invoke.texi: Document that
10733 -Wno-error-implicit-function-declaration is not accepted.
10735 2004-09-24 Richard Henderson <rth@redhat.com>
10737 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
10738 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
10740 (alpha_expand_mov): Allow unaligned vectors.
10741 (alpha_expand_unaligned_store): Use CONST0_RTX.
10742 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
10744 2004-09-24 Jeff Law <law@redhat.com>
10746 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
10748 (simplify_cond_and_lookup_avail_expr): Likewise.
10750 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10753 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
10754 title. Document interaction with -fms-extensions.
10755 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
10758 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10761 * doc/extend.texi: Document interaction of attribute noreturn and
10764 2004-09-24 Richard Henderson <rth@redhat.com>
10767 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
10768 (som_hash, som_eq): New.
10769 (init_subregs_of_mode, record_subregs_of_mode): New.
10770 (cannot_change_mode_set_regs): Rewrite for htab implementation.
10771 (invalid_mode_change_p): Likewise.
10772 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
10773 * flow.c (mark_used_regs): Likewise.
10774 (life_analysis): Use init_subregs_of_mode.
10775 * regs.h (subregs_of_mode): Remove.
10776 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
10778 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10780 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
10781 type with the copy of the conditional.
10783 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10786 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10787 Prevent renaming if the aliasing sets of the type which the
10788 pointer points to are different.
10790 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10793 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
10794 declarations of enumerators.
10795 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
10796 for redefinition. Check for nested redefinition.
10797 (finish_struct): Don't check for nested redefinition.
10798 (start_enum): Check for nested redefinition.
10800 2004-09-24 Devang Patel <dpatel@apple.com>
10802 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
10803 only when necesssary.
10804 (combine_blocks): Combine loop header and exit block.
10806 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
10808 * hooks.c (hook_tree_tree_bool_null): New.
10809 * hooks.h (hook_tree_tree_bool_null): Declare it.
10810 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
10811 * targhooks.c (default_fold_builtin): Remove.
10812 * targhooks.h (default_fold_builtin): Remove.
10814 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10816 PR rtl-optimization/17625
10817 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
10819 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10822 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
10823 Reject if any of the operands occur in an abnormal PHI.
10825 2004-09-24 Andreas Schwab <schwab@suse.de>
10827 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
10830 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10832 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
10833 if the GNU assembler is used.
10834 (sparc-*-solaris2*): Likewise.
10835 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
10836 (dbxout_function_end): Protect N_ENSYM with it.
10837 (dbxout_begin_prologue): Protect N_BNSYM with it.
10838 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
10839 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
10840 * config/sparc/sol2-gas.h: New file.
10842 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
10845 * Makefile.in (@set_gcc_lib_path@): Added.
10847 * configure.ac: Include ../config/gcc-lib-path.m4. Use
10848 TL_AC_GNU_MAKE_GCC_LIB_PATH.
10849 * configure: Regenerated.
10851 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10854 * c-typeck.c (build_c_cast): Improve wording of
10855 -Wbad-function-cast diagnostic.
10857 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
10860 * config/cris/cris.md (moverside, movemside): Rename variable
10861 "reg" to "otherop". To generate canonical RTX, check that otherop
10862 isn't constant instead of checking that operand 1 is a register.
10864 2004-09-23 Jakub Jelinek <jakub@redhat.com>
10866 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
10868 2004-09-23 Diego Novillo <dnovillo@redhat.com>
10869 Jakub Jelinek <jakub@redhat.com>
10871 * tree-flow.h (find_new_referenced_vars): Add prototype.
10872 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
10874 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
10876 (mark_new_vars_to_rename): Walk through all operands.
10877 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
10878 (execute_fold_all_builtins): Use it.
10879 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
10881 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
10883 * gthr-tpf.h: New file.
10884 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
10885 * gthr.h: Use gthr-tpf.h on TPF OS.
10887 2004-09-23 Jeff Law <law@redhat.com>
10889 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
10890 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
10891 (substitute_and_fold): Likewise.
10892 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
10893 except invariants from SSA_NAME_VALUE.
10894 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
10895 and SET_SSA_NAME_EQUIV.
10896 (restore_vars_to_original_value, record_const_or_copy): Likewise.
10897 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
10898 (record_equality, cprop_into_successor_phis): Likewise.
10899 (record_equivalences_from_stmt, cprop_operand): Likewise.
10900 (lookup_avail_expr): Likewise.
10901 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
10902 from SSA_NAME_VALUE.
10903 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
10904 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
10905 annotation from the VALUE_HANDLE field.
10907 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
10911 * tree.c (reconstruct_complex_type): Remove extra "this".
10912 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
10913 Add V4SFmode to case statement.
10915 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
10918 * doc/extend.texi, doc/invoke.texi: Document interaction of
10919 -fno-builtin with format checks. Note that built-in functions
10920 have effects beyond generating code that avoids calls to those
10923 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
10925 PR tree-optimization/17533
10926 * dominance.c (verify_dominators): Tolerate even more incorrect
10927 dominance data during error message printing.
10928 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
10929 and edges more correctly.
10931 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
10933 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
10935 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
10936 MISALIGNED_INDIRECT_REF.
10937 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
10938 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
10940 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
10941 (find_interesting_uses_address): Likewise.
10942 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
10943 (build_fold_addr_expr_with_type): Likewise.
10944 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
10945 * print-rtl.c (print_mem_expr): Likewise.
10946 * tree-dump.c (dequeue_and_dump): Likewise.
10947 * tree-eh.c (tree_could_trap_p): Likewise.
10948 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
10949 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
10950 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
10952 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10953 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10954 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
10955 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
10956 (add_address_candidates, rewrite_address_base): Likewise.
10957 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
10959 * tree.c (staticp, build1_stat): Likewise.
10961 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
10962 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
10963 * tree-ssa-operands.c (get_expr_operands): Likewise.
10964 * expr.c (expand_expr_real_1): Likewise.
10966 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
10968 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
10969 for the new optabs.
10970 (expand_ternary_op): New function.
10971 * genopinit.c (optabs): Handle the new optabs.
10972 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
10973 (init_optabs): Initialize vec_realign_load_optab.
10974 (expand_ternary_op): New functions.
10976 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
10977 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
10978 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
10979 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
10980 * target.h (struct vectorize): New member for struct gcc_target.
10981 (misaligned_mem_ok): New member for targetm.vectorize.
10982 (builtin_mask_for_load): Likewise.
10983 (builtin_mask_for_store): Likewise.
10984 * targethooks.c (default_vect_misaligned_mem_ok): New function.
10985 * targethooks.h (default_vect_misaligned_mem_ok): New function.
10987 * config/rs6000/altivec.md (build_vector_mask_for_load): New
10989 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
10990 (vec_realign_load_v16qi): New define_insn.
10991 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
10992 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
10993 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
10994 (altivec_builtin_mask_for_store): New variables.
10995 (rs6000_builtin_mask_for_load): New function. Implements
10996 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
10997 (rs6000_builtin_mask_for_store): New function. Implements
10998 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
10999 (rs6000_expand_builtin): Expand the target builtins
11000 builtin_mask_for_load and builtin_mask_for_store.
11001 (altivec_init_builtins): Initialize the new target builtins.
11002 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
11003 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
11005 * tree-vectorizer.c (vect_create_data_ref): Renamed to
11006 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
11007 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
11008 (vectorizable_store): Call vect_create_data_ref_ptr with additional
11009 arguments, and create an indirect_ref with its return value data_ref.
11010 Check aligned_access_p.
11011 (vectorizable_load): Handle misaligned loads, using software-pipelined
11012 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
11013 vec_realign_load_optab is supported, or using a scheme without
11014 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
11015 misaligned_mem_ok is supported.
11017 (vect_finish_stmt_generation): Typo.
11018 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
11019 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
11020 presence of misaligned loads.
11021 (vect_analyze_data_ref_access): Add check for constant init.
11022 (vect_get_symbl_and_dr): Remove duplicate line.
11023 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
11025 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
11027 * builtins.c: Fix a comment typo.
11029 2004-09-23 Jan Hubicka <jh@suse.cz>
11031 * profile.c (branch_prob): Do not verify flow info in the middle of the
11034 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11036 * cfgloop.h (update_single_exits_after_duplication): Declare.
11037 (loopify, split_loop_bb): Declaration changed.
11038 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
11040 (loopify): Added redirect_all_edges argument.
11041 (update_single_exits_after_duplication): Export.
11042 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
11043 * tree-flow.h (tree_duplicate_loop_to_header_edge,
11044 tree_ssa_loop_version): Declare.
11045 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
11046 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
11047 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
11048 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
11050 * tree-ssa-loop-unswitch.c: New file.
11051 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
11052 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
11053 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
11054 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
11055 * tree-pass.h (pass_unswitch): Declare.
11056 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
11057 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
11058 * doc/passes.texi: Documen tree level loop unswitching.
11060 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
11062 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
11064 2004-09-22 Eric Christopher <echristo@redhat.com>
11066 * builtins.c (simplify_builtin_va_start): Remove.
11067 (simplify_builtin): Ditto.
11068 (fold_builtin_strchr): Ditto.
11069 (simplify_builtin_*): Rename remainders to fold_builtin_*.
11070 (expand_builtin): Fix up for above changes.
11071 (fold_builtin_1): Add new folders. Change for above.
11072 (expand_builtin_va_start): Call fold_builtin_next_arg.
11073 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
11074 * tree.h: Remove prototype for simplify_builtin.
11076 2004-09-23 Jan Hubicka <jh@suse.cz>
11079 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
11080 of fully inlined functions.
11081 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
11084 * cfgexpand.c (add_reg_br_prob_note): New function.
11085 (expand_gimple_cond_expr): Use it.
11086 (tree_expand_cfg): No longer kill the profile.
11087 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
11088 only if it is present.
11089 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
11090 * predict.c (combine_predictions_for_insn): Set the probabilities
11091 based on REG_BR_PROB note if present.
11092 * predict.c (branch_prob): Profile is read only with
11093 flag_branch_probabilities.
11095 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
11097 * aclocal.m4: Add in gettext's m4 includes.
11098 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
11099 * configure.ac: Add in check for iconv.h
11100 * configure: Regenerate.
11102 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
11104 * aclocal.m4: Update for rename of gettext-sister.m4.
11106 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
11108 Fix PR tree-optimization/17587
11109 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
11110 (insert_aux): Instead of here.
11112 2004-09-22 Diego Novillo <dnovillo@redhat.com>
11114 PR tree-optimization/16721
11115 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
11116 * tree-ssa-alias.c (create_memory_tag): Move setting of
11117 TREE_THIS_VOLATILE ...
11118 (get_tmt_for): ... here.
11120 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
11122 * config/sparc/sparc.md (cmove splitter): Fix formatting.
11123 (conditional_trap expander): Reject inappropriate CCmodes.
11124 (conditional trap insn): Use V9 syntax if possible.
11126 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
11129 * c-typeck.c (build_component_ref): Don't special-case
11132 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
11134 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
11137 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
11139 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
11140 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
11141 TRUTH_XOR_EXPR): Mention the restriction on types.
11143 2004-09-22 Matt Austern <austern@apple.com>
11145 * config/darwin.c (darwin_make_decl_one_only):
11146 Allow coalesced symbol to appear in static archive's table of contents
11148 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
11150 PR tree-optimization/17512
11151 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
11154 2004-09-22 David Edelsohn <edelsohn@gnu.org>
11156 * dbxout.c (get_lang_number): Do not define if
11157 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
11159 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
11162 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
11163 builtin_define ("__USE_INIT_FINI__").
11165 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
11167 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
11168 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
11169 * config/s390/s390.h (TARGET_TPF): New macro.
11170 * config/s390/s390.md ("eh_return"): New expander.
11171 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
11172 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
11173 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
11174 * config/s390/tpf.h (TARGET_TPF): Define to 1.
11175 (STACK_POINTER_OFFSET): Increase to 448.
11176 (TARGET_DEFAULT): Set -mtpf-trace on as default.
11177 (TPF_LOC_DIFF_OFFSET): New macro.
11178 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
11180 (__isPATrange): Add prototype.
11181 (MD_FALLBACK_FRAME_STATE_FOR): Define.
11182 * config/s390/tpf-eh.c: New file.
11184 2004-09-22 Diego Novillo <dnovillo@redhat.com>
11186 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
11187 operands in an integer comparison.
11188 * tree-cfg.c (find_taken_edge): Call fold() to determine
11189 whether the predicate is known.
11191 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
11193 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
11194 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
11195 Create build and doc directories along with the language directories.
11196 Don't create doc directory separately.
11197 * configure: Regenerate.
11198 * Makefile.in: Create all object and executables files built
11199 with the build compiler in a build/ directory.
11200 (genobjnames): Add missing build objects.
11201 (STAGESTUFF): Don't stage the gen* programs.
11202 (ggc-none.o): Define dependencies for the target compiler.
11203 (build-print-rtl.o): Rename to build/print-rtl.o.
11204 (build-errors.o): Rename to build/errors.o.
11205 (build-varray.o): Rename to build/varray.o.
11206 (maintainerclean): Delete the contents of the build directory.
11207 ($(genobjs): %.o): Explicitly use -o.
11208 (build/insn-conditions.o): Delete specfic rule to use generic rule.
11209 (build/gengtype-lex.o): Likewise.
11210 (build/gengtype-yacc.o): Likewise.
11211 (build/gcov-iov.o): Likewise.
11213 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
11215 * vec.h (VEC_space): Return true if there _is_ space.
11216 (VEC_reserve): Adjust.
11218 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
11220 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
11221 use FPRs for scalar, complex and vector types only.
11223 2004-09-21 Jeff Law <law@redhat.com>
11225 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
11226 the opt_stats_d structure.
11227 (vrp_data): Change from a varray into a hash table.
11228 (vrp_hash_elt): New structure for elements in the vrp hash table.
11229 (vrp_hash, vrp_eq):New functions for hashing and testing equality
11230 in the vrp hash table.
11231 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
11232 initialization slightly to make it easier to read. No longer need
11233 to grow/clear the varray. Instead empty and delete the hash table.
11234 (dom_opt_finalize_block): Update due to change of VRP_DATA from
11235 a varray to a hash table.
11236 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
11238 * tree-ssa-ccp.c (get_default_value): If we have a constant
11239 value recorded for an SSA_NAME, then use that constant as
11240 the initial lattice value.
11241 (substitute_and_fold): Transfer equivalences discovered into
11244 * tree.h (SSA_NAME_EQUIV): Add comments.
11245 (SET_SSA_NAME_EQUIV): Similarly.
11247 2004-09-21 David Edelsohn <edelsohn@gnu.org>
11249 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
11251 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
11253 2004-09-21 Mark Mitchell <mark@codesourcery.com>
11255 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
11256 (finish_decl): Likewise.
11258 2004-09-21 Devang Patel <dpatel@apple.com>
11260 * tree.def (VEC_COND_EXPR): New tree node.
11261 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
11263 2004-09-21 Stan Shebs <shebs@apple.com>
11265 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
11266 * config/rs6000/darwin-world.asm: Likewise.
11268 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
11270 * tree-ssa.c (verify_def): Use print_generic_stmt,
11271 not debug_generic_stmt.
11272 (verify_use): Ditto.
11273 (verify_phi_args): Ditto.
11274 (verify_ssa): Ditto.
11276 2004-09-21 Paul Brook <paul@codesourcery.com>
11278 * varasm.c (default_assemble_integer): Return false for values wider
11279 than the target word size. Works around GAS bug.
11281 2004-09-21 Zack Weinberg <zack@codesourcery.com>
11283 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
11285 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
11288 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
11290 * c-typeck.c (build_function_call): Give name of object
11291 we are attempting to call in error message.
11292 * c-objc-common.c (c_tree_printer): Call pp_expression,
11293 not return false, for 'E' case.
11295 2004-09-21 Steven Bosscher <stevenb@suse.de>
11297 PR rtl-optimization/17482
11298 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
11299 load_killed_in_block_p): Clarify comments.
11300 (record_last_reg_set_info): Make static inline.
11301 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
11302 (record_opr_changes): New function to replace the above.
11303 (compute_hash_table): Clarify comments. Use record_opr_changes.
11304 (reg_set_between_after_reload_p): Clean up.
11305 (reg_used_between_after_reload_p): Likewise.
11306 (eliminate_partially_redundant_load): Clarify comments.
11308 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11310 PR rtl-optimization/17266
11311 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
11313 2004-09-21 Uros Bizjak <uros@kss-loka.si>
11315 PR rtl-optimization/14851
11316 * rtlanal.c (commutative_operand_precedence): Calculate
11317 precedence of stripped constant.
11319 2004-09-20 Jeff Law <law@redhat.com>
11320 Jan Hubicka <jh@suse.cz>
11322 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
11323 initialize key elements here.
11324 (release_ssa_name): Zero the released SSA_NAME here.
11325 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
11326 (struct tree_ssa_name): Add new "equiv" field.
11327 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
11328 (tree_ssa_dominator_optimize): No longer allocate, resize or
11329 clear CONST_AND_COPIES.
11330 (get_value_for, set_value_for): Kill.
11331 (thread_across_edge): Get/set the equivalency using
11332 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
11333 (restore_vars_to_original_value): Likewise.
11334 (record_equivalences_from_phis): Likewise.
11335 (record_dominating_conditions): Likewise.
11336 (record_const_or_copy, record_equality): Likewise.
11337 (lookup_avail_expr): Likewise.
11338 (record_equivalences_from_stmt, cprop_operand): Likewise.
11339 (cprop_into_successor_phis): No longer need to pass around
11340 CONST_AND_COPIES. Callers updated. Get equivalences via
11342 (cprop_into_phis): Likewise.
11344 2004-09-20 Matt Austern <austern@apple.com>
11345 Zack Weinberg <zack@codesourcery.com>
11347 * c-common.c (fix_string_type): Build the unqualified array
11348 type unconditionally, then use c_build_qualified_type to get
11349 the proper const-qualified variant, and set its
11350 TYPE_MAIN_VARIANT to refer to the unqualified type.
11351 * c-lex.c (c_lex_return_raw_string): New global.
11352 (c_lex_with_flags): Honor it.
11353 * c-pragma.h: Declare it.
11355 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
11357 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
11359 2004-09-21 Jan Hubicka <jh@suse.cz>
11361 PR middle-end/17126
11362 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
11363 (tree_rest_of_compilation): Cleanup.
11365 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
11367 * config/s390/s390.c (s390_select_rtx_section): Remove.
11368 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
11370 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
11372 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
11373 note to pretend a direct save from the original register when an
11374 intermediate register is used for the save.
11376 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11378 * tsystem.h (alloca): Provide a default definition.
11381 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11382 * unwind-dw2.c: Call __builtin_alloca, not alloca.
11384 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
11387 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
11388 aliasing sets are the same rather than just conflicting.
11390 2004-09-20 Jan Hubicka <jh@suse.cz>
11392 PR middle-end/16460
11394 * cgraph.c (cgraph_unnest_node): New function.
11395 (c_finalize): Rename to ....
11396 (c_warn_unused_result_recursivly): ... this one; do only the warning
11397 (finish_function): Finalize the toplevel function; do not lower nested tree.
11398 * cgraph.h (cgraph_unnest_node): Declare.
11399 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
11400 nestedness datastructure.
11401 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
11402 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
11403 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
11405 2004-09-20 Richard Henderson <rth@redhat.com>
11407 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
11408 from some_small_symbolic_operand_1; export.
11409 (some_small_symbolic_operand): Remove.
11410 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
11412 * config/alpha/predicates.md (some_small_symbolic_operand): New.
11414 2004-09-20 Jan Hubicka <jh@suse.cz>
11416 * predict.c (return_prediction): New function.
11417 (apply_return_prediction): Likewise.
11418 (tree_bb_level_predictions): Likewise.
11419 (tree_estimate_probability): Add noreturn exit edges; call
11420 bb_level_predictions; fix logic of return heuristics.
11421 (predict_paths_leading_to): Rescuesce from old CVS version of
11422 process_note_prediction function.
11423 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
11425 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
11427 * config/s390/s390.c (s390_frame_info): Added alignment statement for
11428 floating point register area on stack.
11430 2004-09-20 Jakub Jelinek <jakub@redhat.com>
11432 * predict.c (expr_expected_value): Use *_CLASS_P macros.
11434 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
11436 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
11437 generating useless garbage.
11439 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
11441 * builtins.c (fold_builtin): Call the new omonymous
11442 target hook for machine-dependent built-ins.
11443 * target-def.h (TARGET_FOLD_BUILTIN): New.
11444 * target.h (struct gcc_target): Add the fold_builtin hook.
11445 * targhooks.c (default_fold_builtin): New.
11446 * targhooks.h (default_fold_builtin): Declare it.
11448 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
11450 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
11453 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
11456 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
11458 2004-09-20 Jan Hubicka <jh@suse.cz>
11460 * predict.c (estimate_probability): Remove unnecesary code.
11462 2004-09-19 Ira Rosen <irar@il.ibm.com>
11464 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
11465 (STMT_VINFO_VECT_DR_BASE): Declare.
11466 (VECT_SMODULO): Declare.
11467 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
11468 (vect_compute_array_base_alignment): New function.
11469 (vect_analyze_data_ref_access): Check array indices. Remove one
11470 dimensional arrays restriction.
11471 (vect_get_ptr_offset): New function.
11472 (vect_get_symbl_and_dr): New function.
11473 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
11474 (former name vect_get_base_decl_and_bit_offset).
11475 (vect_create_index_for_array_ref): Removed.
11476 (vect_create_index_for_vector_ref): New function.
11477 (vect_create_addr_base_for_vector_ref): New function.
11478 (vect_create_data_ref): Handle additional data refs. Call
11479 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
11480 (vect_compute_data_ref_alignment): Support the changes. Call
11481 vect_get_base_and_bit_offset.
11482 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
11483 data refs. Store vect_dr_base.
11484 (vect_analyze_data_ref_accesses): Support nonconstant init.
11485 (new_stmt_vec_info): Initialize vect_dr_base field.
11486 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11487 (get_vectype_for_scalar_type): Check for BLKmode.
11488 * tree-chrec.h (initial_condition_in_loop_num): Declare.
11489 * tree-chrec.c (initial_condition_in_loop_num): New function.
11490 (chrec_component_in_loop_num): New function.
11491 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
11492 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
11493 to be pointer to varray_type.
11495 2004-09-19 Jan Hubicka <jh@suse.cz>
11497 * basic-block.h (update_bb_profile_after_threading): Declare.
11498 * cfg.c (update_bb_profile_after_threading): Break out from ...
11499 * cfgcleanup.c (try_forward_edges): ... here; use it.
11500 * tree-ssa-dom.c (thread_across_edge): Use it.
11501 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
11502 profile of the new BB.
11504 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
11506 * tree-ssa-pre.c (insert_into_set): Don't put
11507 is_gimple_min_invariant values into the set.
11509 2004-09-19 Andreas Jaeger <aj@suse.de>
11511 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
11514 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11516 * config/cris/cris.h: Preserve the original spelling in a
11519 2004-09-18 Jeff Law <law@redhat.com>
11521 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
11522 global varrays to replace the block local varrays.
11523 (struct dom_walk_block_data): Remove, no longer used.
11524 (get_eq_expr_value): No longer need to pass around pointers to local
11525 varrays. Callers updated. Unused markers added to unused parameters.
11526 (record_range, record_equivalences_from_stmt): Likewise.
11527 (record_equivalences_from_incoming_edge): Likewise.
11528 (record_var_is_nonzero): Likewise. Update now that we have a
11529 single global varray of SSA_NAMEs that need restoring.
11530 (dom_opt_initialize_block_local_data): Kill, no longer used.
11531 (tree_ssa_dominator_optimize): Initialize new global varrays.
11532 Update callbacks in dominator walker structure.
11533 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
11534 VRP_VARIABLES_STACK.
11535 (restore_nonzero_vars_to_original_value): Update now that we have
11536 a single global varray of SSA_NAMEs that need restoring.
11537 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
11538 Remove unused variables.
11539 (optimize_stmt): Remove unused variable.
11541 2004-09-18 Jan Hubicka <jh@suse.cz>
11543 * tree-cfg.c (thread_jumps): Fix updating of the profile.
11545 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
11546 verify_cgraph call.
11548 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11550 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
11551 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
11552 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
11553 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
11554 tree-ssa-operands.c, tree-ssa-phiopt.c,
11555 tree-ssa-threadupdate.c: Fix comment typos.
11557 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11559 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
11560 config/arm/README-interworking, config/arm/arm-cores.def,
11561 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
11562 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
11563 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
11564 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
11565 config/frv/frv.md, config/i386/winnt.c,
11566 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
11567 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
11568 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
11569 config/mcore/mcore.c, config/mips/mips.h,
11570 config/mn10300/mn10300.md, config/pa/pa.c,
11571 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
11572 config/rs6000/rs6000.c, config/sh/symbian.c,
11573 config/sparc/sparc.h: Fix comment typos. Follow spelling
11576 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
11579 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
11581 2004-09-18 Diego Novillo <dnovillo@redhat.com>
11583 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
11584 remove TREE_ADDRESSABLE from RESULT_DECL.
11586 2004-09-18 Diego Novillo <dnovillo@redhat.com>
11588 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
11590 2004-09-18 Jan Hubicka <jh@suse.cz>
11592 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
11594 * tree-ssa-alias.c (init_alias_info): Likewise.
11595 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
11596 (verify_ssa): Likewise.
11597 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
11599 2004-09-18 Jan Hubicka <jh@suse.cz>
11601 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
11604 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
11606 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
11607 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11608 DW_EH_PE_sdata* for data.
11609 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
11611 2004-09-17 Geoffrey Keating <geoffk@apple.com>
11613 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
11617 * c-typeck.c (constructor_asmspec): Delete.
11618 (struct initializer_stack): Delete field 'asmspec'.
11619 (start_init): Delete saving of asmspec.
11620 (finish_init): Don't update constructor_asmspec.
11621 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
11622 * stmt.c (expand_asm): Duplicate strings from tree.
11623 (expand_asm_operands): Likewise.
11624 * tree.c (tree_size): Update computation of size of STRING_CST.
11625 (make_node): Don't make STRING_CST nodes.
11626 (build_string): Allocate string with tree node.
11627 (tree_code_size): Clean up assertions, don't allow requests
11628 for "the size of a STRING_CST".
11629 * tree.def (STRING_CST): Update comment.
11630 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
11631 (tree_string): Place contents of string in tree node.
11632 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
11635 2004-09-17 Zack Weinberg <zack@codesourcery.com>
11637 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
11638 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
11640 2004-09-17 Jones Desougi <jones@ingate.com>
11642 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
11643 * configure, config.in: Regenerate.
11645 2004-09-17 Zack Weinberg <zack@codesourcery.com>
11647 * tree.c, tree.h (tree_class_strings): Make array const.
11648 Reindent per coding convention. Move asterisk to proper place
11649 per coding convention.
11651 2004-09-18 Andreas Schwab <schwab@suse.de>
11653 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
11654 (tree-vectorizer.o): Likewise.
11655 (targhooks.o): Likewise.
11657 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
11658 Zack Weinberg <zack@codesourcery.com>
11660 * alias.c (find_base_decl): Remove unreachable case '3' block.
11661 * expr.c (safe_from_p): Abort if passed a type.
11662 * tree-gimple.c (recalculate_side_effects): Abort if passed
11663 anything other than an expression.
11664 * tree-ssa-pre.c (phi_translate): Return expr immediately if
11665 is_gimple_min_invariant is true for it. Reorder cases for clarity.
11666 Abort on un-handled tree classes.
11667 (valid_in_set): Likewise.
11668 * tree.c (tree_code_class_strings): New static data.
11670 * tree.h (enum tree_code_class): New.
11671 (tree_code_class_strings): Declare.
11672 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
11673 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
11674 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
11675 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
11676 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
11678 * tree.def, c-common.def, objc/objc-tree.def: Use
11679 tree_code_class enumeration constants instead of code letters.
11681 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
11682 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
11683 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
11684 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
11685 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
11686 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
11687 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
11688 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
11689 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
11690 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
11691 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
11692 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
11693 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
11696 * LANGUAGES: Add note about change.
11698 2004-09-17 Diego Novillo <dnovillo@redhat.com>
11700 PR tree-optimization/17319
11701 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
11702 examine pointers on the LHS of an assignment.
11703 (collect_points_to_info_r): Handle RETURN_EXPR.
11705 2004-09-17 Jeff Law <law@redhat.com>
11707 * tree-ssa-dom.c (const_and_copies_stack): New.
11708 (dom_walk_block_data): Remove const_and_copies field.
11709 (record_const_or_copy): No longer need to pass in varray_type *.
11710 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
11712 (record_equality): Similarly.
11713 (restore_vars_to_original_value): Similarly. Revamp to use new
11714 single global stack rather than per-block stacks.
11715 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
11716 (thread_across_edge): Remove now unused parameters.
11717 (dom_opt_initialize_block_local_data): No longer test the block
11718 local CONST_AND_COPIES.
11719 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
11721 2004-09-17 Jan Hubicka <jh@suse.cz>
11723 PR tree-optimization/17509
11724 * tree-optimize.c (update_inlined_to_pointers): New function.
11725 (tree_rest_of_compilation): Use it.
11727 2004-09-17 Devang Patel <dpatel@apple.com>
11729 * dbxout.c (get_lang_number): New.
11730 (dbxout_init): Include lang number in N_SO stab.
11731 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
11732 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
11734 2004-09-17 Diego Novillo <dnovillo@redhat.com>
11736 PR tree-optimization/17273
11737 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
11738 replacement is a constant.
11740 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
11742 * c-tree.h (enum c_typespec_keyword): New.
11743 (struct c_declspecs): Adjust description of "type". Remove
11744 specbits, explicit_int_p and explicit_char_p. Rename
11745 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
11746 short_p, signed_p, unsigned_p and complex_p.
11747 (finish_declspecs): New.
11748 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
11749 typename): Call finish_declspecs.
11750 * c-decl.c (finish_declspecs): New.
11751 (declspecs_add_type): Check for combinations which cannot occur in
11752 valid specifier lists. Update comments.
11753 (shadow_tag_warned): Remove checks done in finish_declspecs.
11754 Don't report useless type name if type defaulted to int.
11755 (grokdeclarator): Remove checks and actions done in
11756 finish_declspecs. Don't allow for type being NULL. Update for
11757 datastructures changes. Initialize decl_attr.
11758 (build_null_declspecs, quals_from_declspecs): Update for
11759 datastructures changes.
11761 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
11763 * doc/extend.texi: Fix duplicated word.
11765 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
11767 * doc/invoke.texi: Remove stray explanation on
11768 -freduce-all-givs and -fmove-all-movables.
11770 2004-09-17 James Morrison <phython@gcc.gnu.org>
11772 * doc/cfg.texi: Use @smallexample.
11773 * doc/md.texi: Likewise.
11774 * doc/tree-ssa.texi: Likewise.
11775 * doc/extend.texi: Likewise. Use @r{} in comments.
11776 * doc/trouble.texi: Use @r{} in comments.
11778 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
11780 * configure.ac (gcc_cv_gld_version): Handle whitespace before
11782 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
11783 * configure: Regenerate.
11785 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
11787 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
11788 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
11789 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
11790 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
11791 slashes in substitutions.
11792 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
11794 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
11796 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
11797 gimplify.c, lambda-code.c, optabs.c, predict.c,
11798 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
11799 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
11802 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
11804 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
11805 doc/extend.texi, doc/install.texi, doc/invoke.texi,
11806 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
11807 doc/trouble.texi: Use @option around options.
11809 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
11811 * Makefile.in (gen-protos.o): Depend on errors.h.
11813 2004-09-17 Steven Bosscher <stevenb@suse.de>
11815 PR tree-optimization/17513
11816 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
11817 for successors of the entry block.
11819 2004-09-17 Uros Bizjak <uros@kss-loka.si>
11821 PR rtl-optimization/15187
11822 * ifcvt.c (noce_try_cmove_arith): Exit early if total
11823 insn_rtx_cost of both branches > BRANCH_COST
11825 2004-09-16 Diego Novillo <dnovillo@redhat.com>
11827 PR tree-optimization/17528
11828 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
11829 erase the may-alias set for a tag when merging it with
11832 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
11834 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
11835 for 32-bit TARGET_SHMEDIA.
11836 (call_value): Likewise.
11838 2004-09-16 Diego Novillo <dnovillo@redhat.com>
11840 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
11841 test apply only to TREE_STATIC and DECL_EXTERNAL.
11843 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11845 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
11846 * basic-block.h (get_dominated_by_region): Declare.
11847 * dominance.c (get_dominated_by_region): New function.
11848 * tree-cfg.c: Include cfglayout.h.
11849 (tree_duplicate_bb): Duplicate also phi nodes.
11850 (struct ssa_name_map_entry): New type.
11851 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
11852 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
11853 allocate_ssa_names, rewrite_to_new_ssa_names_def,
11854 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
11855 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
11856 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
11857 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
11858 rewrite_to_new_ssa_names, allocate_ssa_names,
11859 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
11860 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
11861 (copy_loop_headers): Use tree_duplicate_sese_region.
11863 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
11865 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
11867 2004-09-16 Jeff Law <law@redhat.com>
11869 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
11870 (rewrite_block_data): Remove, no longer used.
11871 (rewrite_initialize_block_local_data): Remove, no longer used.
11872 (rewrite_initialize_block): Mark parameters as unused as needed.
11873 Change references to the block local block_defs to be block_defs_stack.
11874 Push a marker onto the block_defs_stack.
11875 (ssa_rewrite_initialize_block): Similarly.
11876 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
11877 (ssa_register_new_def): No longer needs varray argument. Use
11878 block_defs_stack instead. No longer handle possibly null block_defs
11879 varray. Reverse order of items we push on the stack to make it
11880 easier to identify our marker.
11881 (register_new_def): No longer handle possibly null block_defs
11883 (rewrite_finalize_block): Revamp to look for markers in the global
11884 block_defs_stack varray rather than wiping a block local varray.
11885 Mark arguments as unused as needed.
11886 (ssa_rewrite_finalize_block): Similarly.
11887 (rewrite_into_ssa): Update initialization of dom walker structure
11888 to reflect that we don't need block local data anymore. Initialize
11889 the block_defs_stack varray.
11890 (rewrite_ssa_into_ssa): Similarly.
11891 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
11892 (struct dom_walk_data): Kill block_defs field.
11893 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
11894 (thread_across_edge): Use the global block_defs_stack instead of
11895 the old block_defs varray.
11896 (dom_opt_initialize_block_local_data): Update now that we don't have
11897 block_defs field to check anymore.
11898 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
11899 (restore_currdefs_to_original_value): Use the new block_defs_stack
11900 instead of a block local varray.
11901 (dom_opt_finalize_block): Similarly.
11902 (record_equivalencs_from_phis): Similarly.
11903 (optimize_stmt, register_definitions_for_stmt): Similarly.
11905 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
11907 PR tree-optimization/17517
11908 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11909 coalesce same-root variables without checking for abnormal PHI usage.
11911 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
11913 * cfgloop.h (duplicate_loop): Add prototype.
11914 * cfgloopmanip.c (duplicate_loop): Make non-static.
11915 * lambda-code.c (perfect_nestify): Factor out test whether
11916 we can handle this loop into separate function.
11918 (can_convert_to_perfect_nest): New function.
11919 (replace_uses_of_x_with_y): Add modify_stmt call.
11920 * tree-loop-linear.c (linear_transform_loops): Call
11921 rewrite_into_loop_closed_ssa and free_df.
11923 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
11925 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
11926 loop invariant as well.
11927 (perfect_nestify): new function.
11928 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
11929 upper bounds, and steps.
11930 Set outerinductionvar properly.
11931 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
11933 Return NULL if we need a perfect loop and can't make one.
11934 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
11935 (not_interesting_stmt): New function.
11936 (phi_loop_edge_uses_def): Ditto.
11937 (stmt_uses_phi_result): Ditto.
11938 (stmt_is_bumper_for_loop): Ditto.
11939 (perfect_nest_p): Ditto.
11940 (nestify_update_pending_stmts): Ditto.
11941 (replace_uses_of_x_with_y): Ditto.
11942 (stmt_uses_op): Ditto.
11943 (perfect_nestify): Ditto.
11944 * lambda-mat.c (lambda_matrix_id_p): New function.
11945 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
11946 * lambda.h: Update prototypes.
11947 * tree-loop-linear (linear_transform_loop): Use new
11948 perfect_nest_p. Detect and ignore identity transform.
11949 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
11951 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
11953 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
11954 Gather also strides of accessed data. Pass in the data references
11956 (try_interchange_loops): Add a new heuristic for handling the temporal
11957 locality. Pass in the data references array.
11958 (linear_transform_loops): Pass the data references array to
11959 try_interchange_loops.
11961 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
11963 * doc/invoke.texi: Fix typos. Follow spelling conventions.
11965 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
11967 * doc/c-tree.texi (Classes): Remove index entries for
11968 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
11970 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11972 * fold-const.c (fold): Fold difference of addresses.
11973 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
11974 get_inner_reference.
11975 * tree-ssa-loop-ivopts.c (peel_address): Removed.
11976 (ptr_difference_const): Moved to fold-const.c.
11977 (split_address_cost): Use get_inner_reference instead of peel_address.
11978 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
11979 * tree.h (ptr_difference_const): Export.
11981 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
11982 variable type to the dump. Fix indentation.
11983 (idx_find_step): Handle nonconstant array_ref_element_size and
11984 array_ref_low_bound.
11985 (idx_record_use): Handle array_ref_element_size and
11986 array_ref_low_bound.
11987 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
11988 statements correctly.
11989 (get_computation_at, iv_value): Do not unshare expressions here.
11990 (rewrite_use_outer): Unshare the expression before it is emitted
11992 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
11994 * tree.c (unsigned_type_for, signed_type_for): Moved from
11995 tree-ssa-loop-niter.c. Use langhooks.
11996 * tree.h (signed_type_for): Export.
11998 2004-09-16 David Edelsohn <edelsohn@gnu.org>
12000 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
12003 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
12006 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
12007 Add two parameters to extra_includes.
12008 (C_INCPATH_INIT): Remove.
12009 * c-incpath.c (register_include_chains): Call extra_pre_includes
12010 before adding the standard include directory.
12011 Update call to extra_includes.
12012 (!defined TARGET_EXTRA_INCLUDES): Update
12013 hook_void_charptr_charptr_int and add !define
12014 TARGET_EXTRA_PRE_INCLUDES.
12015 (!define TARGET_EXTRA_INCLUDES): Define as
12016 hook_void_charptr_charptr_int.
12017 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
12018 (target_c_incpath): Always declare.
12019 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
12021 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
12022 * config/darwin.h: (darwin_register_frameworks): Update for
12023 the two new parameters.
12024 (darwin_register_objc_includes): Add prototype.
12025 (TARGET_EXTRA_PRE_INCLUDES): Define.
12026 * config/darwin-c.c (darwin_register_objc_includes): New function.
12027 (darwin_register_frameworks): Update for the two new parameters.
12028 (target_c_incpath): Remove.
12029 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
12031 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
12033 (TARGET_EXTRA_PRE_INCLUDES): Document.
12035 * gcc.c (spec_function): Add replace-outfile.
12036 (replace_outfile_spec_function): New function.
12037 * config/darwin.h (LINK_SPEC): Add replace
12038 -lobjc with -lobjc-gnu if -fgnu-runtime is
12040 * invoke.texi (replace-outfile): Document.
12042 2004-09-13 Jan Hubicka <jh@suse.cz>
12044 * predict.c (expr_expected_value, strip_builtin_expect): New function.
12045 (tree_predict_by_opcode): Use it.
12046 (tree_estimate_probability): Add, for now disabled,
12047 strip_builtin_expect call.
12049 2004-09-15 James E Wilson <wilson@specifixinc.com>
12052 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
12053 if current_function_decl is a sibcall.
12055 2004-09-15 Mark Mitchell <mark@codesourcery.com>
12057 * varasm.c (default_function_rdodata_section): Make sure to pass
12058 along a decl for a link-once section.
12060 2004-09-15 Richard Henderson <rth@redhat.com>
12062 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
12063 warning with code disable. Fix formatting.
12065 2004-09-15 Steven Bosscher <stevenb@suse.de>
12067 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
12068 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
12069 after propagating into an ADDR_EXPR.
12071 2004-09-15 Andrew Pinski <apinski@apple.com>
12074 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
12075 Move it out of gcc_assert.
12077 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
12079 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
12080 except.c, fold-const.c, function.c, langhooks.c, params.c,
12081 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
12082 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
12083 for quoting in diagnostics going through pretty-print.c. Use ''
12084 for quoting in other diagnostic text.
12085 * langhooks.c: Include intl.h. Mark text locating diagnostics for
12087 * Makefile.in (langhooks.o): Update dependencies.
12088 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
12091 2004-09-15 Mark Mitchell <mark@codesourcery.com>
12093 * configure.ac: Check for COMDAT support. Robustify check for
12095 * configure: Regenerated.
12096 * config.in: Likewise.
12097 * langhooks-def.h (lhd_comdat_group): New function.
12098 (LANG_HOOKS_COMDAT_GROUP): New macro.
12099 (LANG_HOOKS_DECLS): Use it.
12100 * langhooks.c (lhd_comdat_group): Define.
12101 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
12102 * output.h (named_section_flags): Make it a macro.
12103 (named_section_real): New function.
12104 (default_no_named_section): Add decl parameter.
12105 (default_elf_asm_named_section): Likewise.
12106 (default_coff_asm_named_section): Likewise.
12107 (default_pe_asm_named_section): Likewise.
12108 * target.h (gcc_target): Adjust type of named_section.
12109 * varasm.c (named_section_flags): Rename to named_section_real.
12110 Add decl parameter.
12111 (default_no_named_section): Add decl parameter.
12112 (default_elf_asm_named_section): Use COMDAT, if available. Deal
12113 with the case that ASM_COMMENT_START is "@".
12114 (default_coff_asm_named_section): Add decl parameter.
12115 (default_pe_asm_named_section): Likewise.
12116 * config/alpha/alpha.c (vms_asm_named_section): Add decl
12118 (unicosmk_asm_named_section): Likewise.
12119 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
12120 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
12121 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
12122 * config/cris/cris-protos.h (cris_target_asm_named_section):
12124 * config/cris/cris.c (cris_target_asm_named_section):
12126 * config/darwin/darwin-protos.h (darwin_asm_named_section):
12128 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
12129 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
12130 * config/i386/i386-protos.h (i386_pe_asm_named_section):
12132 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
12133 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
12134 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
12135 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
12137 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
12138 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
12139 * cp/cp-tree.h (cxx_comdat_group): Declare.
12140 * cp/decl.c (cxx_comdat_group): New function.
12142 2004-09-15 Jan Hubicka <jh@suse.cz>
12144 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
12145 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
12147 * tree-cfg.c (remove_bb): Release SSA defs.
12149 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
12151 * doc/tm.texi: Follow spelling conventions.
12153 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
12155 * tree-ssa-dom.c: Fix comment typos.
12157 2004-09-15 Alan Modra <amodra@bigpond.net.au>
12159 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
12161 (ppc_fallback_frame_state): Save location of CR.
12163 2004-09-15 Jakub Jelinek <jakub@redhat.com>
12165 * expr.c (string_constant): Handle also read-only variables
12166 initialized to string literals.
12168 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
12169 into memcpy (x, y, 1) if memcpy can be expanded inline.
12171 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12173 PR tree-optimization/17468
12174 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
12175 definition inside a block precede uses.
12176 * tree-tailcall.c (adjust_return_value): Emit statements in the
12179 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
12181 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
12183 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
12185 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
12187 2004-09-14 Jeff Law <law@redhat.com>
12189 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
12190 (struct dom_walk_block_data): Remove avail_exprs member.
12191 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
12192 (lookup_avail_expr): No longer need to pass in address of
12193 the block local available exprs stack. All callers changed.
12194 (simplify_cond_and_lookup_avail_expr): Similarly.
12195 (simplify_switch_and_lookup_avail_expr): Similarly.
12196 (get_eq_expr_value, record_cond): Likewise.
12197 (record_dominating_conditions): Likewise.
12198 (update_rhs_and_lookup_avail_expr): Likewise.
12199 (record_equivalences_from_stmt): Likewise.
12200 (dom_opt_initialize_block_local_data): No longer test state of
12201 block local avail_exprs.
12202 (dom_opt_initialize_block): Mark unwind point in the global
12204 (remove_expressions_from_table): Update to unwind to the
12205 most recent unwind marker in the global avail_expr stack.
12206 All callers changed.
12207 (dom_opt_finalize_block): Mark unwind point in the global
12208 avail_expr stack as needed.
12209 (record_cond): Push elements into the global avail_exprs stack.
12211 * tree-dfa.c (free_df_for_stmt): No longer static.
12212 (free_df): Update comments.
12213 * tree-flow.h (free_df_for_stmt): Prototype.
12214 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
12217 2004-09-14 Diego Novillo <dnovillo@redhat.com>
12219 PR tree-optimization/17252
12220 * tree-ssa-alias.c (may_alias_p): Don't assume that a
12221 pointer may not point to itself when using relaxed
12224 2004-09-14 Richard Henderson <rth@redhat.com>
12226 PR middle-end/17397
12227 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
12228 while folding <ADDR_EXPR <INDIRECT_REF X>>.
12230 2004-09-14 Andrew Pinski <apinski@apple.com>
12232 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
12233 sets of the pointers but the aliasing sets of what they point to.
12235 2004-09-14 Roger Sayle <roger@eyesopen.com>
12237 PR rtl-optimization/9771
12238 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
12239 conditional compilation in init_reg_sets_1.
12240 (init_reg_sets_1): Let global_regs[i] take priority over the frame
12241 (but not stack) pointer exceptions to regs_invalidated_by_call.
12242 (globalize_reg): Globalizing a fixed register may need to update
12243 regs_invalidated_by_call.
12245 2004-09-14 Diego Novillo <dnovillo@redhat.com>
12247 PR tree-optimization/15262
12248 * tree-dfa.c (dump_variable): Also print the type of the
12250 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
12251 memory tags are of conflicting alias sets but have no aliased
12252 symbols in common, add one tag to the alias set of the other.
12253 (setup_pointers_and_addressables): Remove hack to deal with
12254 programs with no aliased symbols.
12255 (may_alias_p): Don't special case aggregate types.
12257 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
12260 * doc/invoke.texi (Environment Variables): Correct example locale.
12262 2004-09-14 Jan Hubicka <jh@suse.cz>
12264 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
12266 2004-09-14 Mark Mitchell <mark@codesourcery.com>
12268 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
12270 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
12272 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
12274 (struct c_declarator): Change u.array.quals and pointer_quals to
12275 int. Add u.array.attrs.
12276 (quals_from_declspecs): New.
12277 * c-decl.c (quals_from_declspecs): New.
12278 (shadow_tag_warned): Give more specific message for useless type
12280 (build_array_declarator, set_array_declarator_inner,
12281 grokdeclarator, make_pointer_declarator, build_null_declspecs,
12282 declspecs_add_qual): Update for changed structures.
12284 2004-09-14 Jeff Law <law@redhat.com>
12286 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
12287 to a global varray.
12288 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
12289 (dom_opt_initialize_block_local_data): No longer test state
12290 of stmts_to_rescan.
12291 (dom_opt_finalize_block): Update due to change in scope of
12293 (optimize_stmt): Similarly.
12295 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
12297 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
12298 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
12299 comment typos. Follow spelling conventions.
12301 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
12303 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
12304 config/i386/predicates.md, config/sparc/sparc.c: Follow
12305 spelling conventions.
12307 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12308 Steven Bosscher <stevenb@suse.de>
12310 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
12311 * basic-block.h (struct reorder_block_def): Add copy_number field.
12312 * cfgloop.h (biv_p): Declare.
12313 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
12314 * common.opt (fsplit-ivs-in-unroller): New flag.
12315 * loop-iv.c (biv_p): New function.
12316 * loop-unroll.c: Include hashtab.h and recog.h.
12317 (struct iv_to_split, struct split_ivs_info): New types.
12318 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
12319 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
12320 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
12321 insert_base_initialization, split_iv): New functions.
12322 (peel_loop_completely, unroll_loop_constant_iterations,
12323 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
12325 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
12327 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12329 * tree-cfg.c (thread_jumps): Update dominators correctly in
12330 case destination of threaded edge dominates its source.
12332 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12334 * unroll.c: Removed.
12336 * Makefile.in (LOOP_H, unroll.o): Removed.
12337 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
12339 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
12341 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
12342 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
12343 * loop.c: Do not include loop.h.
12344 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
12345 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
12346 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
12347 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
12348 struct loop_regs, struct loop_movables, struct loop_info): Moved
12350 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
12351 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
12352 find_common_reg_term, loop_iterations, final_giv_value): Moved
12354 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
12355 loop_dump_stream, for_each_insn_in_loop, express_from,
12356 extend_value_for_giv, loop_iv_add_mult_emit_before,
12357 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
12358 loop_insn_first_p, get_condition_for_loop,
12359 loop_insn_emit_before, loop_insn_hoist,
12360 loop_insn_sink): Made static.
12361 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
12363 (strength_reduce): Do not call unroller.
12364 (record_giv): Do not initialize unrolled field.
12365 (prescan_loop): Do not set loop_info->preconditioned.
12366 * passes.c: Do not include loop.h.
12367 (rest_of_handle_loop_optimize): Do not call unroller.
12368 * predict.c: Do not include loop.h.
12369 * rtl.h (NOTE_PRECONDITIONED): Removed.
12370 * stmt.c: Do not include loop.h.
12371 * toplev.c: Do not include loop.h.
12372 (process_options): Do not handle flag_old_unroll_loops.
12374 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
12375 Documentation removed.
12376 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
12378 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
12380 * Makefile.in (STAGE1_CHECKING): New variable.
12381 (stage1_build): Use it.
12382 * tree-ssa.c (verify_ssa): Preserve state of dominance
12385 2004-09-14 Uros Bizjak <uros@kss-loka.si>
12387 * config/i386/i386.c (output_fp_compare): Add generation
12388 of ftst instruction.
12389 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
12390 Use output_fp_compare () function.
12391 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
12392 (fix_truncdi_memory): Remove operands[5] copy.
12394 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
12396 * config/m32r/m32r.md, config/m68k/m68kelf.h,
12397 config/mcore/mcore.md, config/rs6000/linux64.h,
12398 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
12401 2004-09-13 James E Wilson <wilson@specifixinc.com>
12403 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
12404 * gen-protos.c: Include errors.h.
12405 (progname): Delete.
12407 2004-09-14 Jan Hubicka <jh@suse.cz>
12409 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
12410 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
12411 (predict_loops): Use number_of_iterations_exit to predict
12412 number of iterations on trees.
12414 2004-09-13 Dale Johannesen <dalej@apple.com>
12418 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
12419 objects declared extern.
12421 2004-09-14 Paul Brook <paul@codesourcery.com>
12423 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
12426 2004-09-13 Daniel Jacobowitz <dan@debian.org>
12428 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
12429 Only use TYPE_BINFO for aggregates.
12431 2004-09-13 Daniel Jacobowitz <dan@debian.org>
12433 * expmed.c (synth_mult): Initialize latency. Check cost before
12434 checking ops count.
12436 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
12438 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
12439 add_call_clobber_ops and add_call_read_ops.
12440 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
12441 the number of vdefs and vuses inserted based on analysis of global
12442 variables across calls. * tree-dfa.c (find_referenced_vars):
12443 Needed to reset static var maps before each function is compiled.
12445 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
12446 static_vars_info,functions_to_static_vars_info,module_statics_escape,
12447 all_module_statics,searchc_env,dfs_info): New fields to support
12448 analysis of static global variables.
12449 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
12450 cgraph_reset_static_var_maps, get_global_static_vars_info,
12451 get_global_statics_not_read, get_global_statics_not_written,
12452 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
12453 check_rhs_var, check_lhs_var, get_asm_expr_operands,
12454 process_call_for_static_vars, scan_for_static_refs,
12455 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
12456 clear_static_vars_maps, cgraph_propagate_bits,
12457 cgraph_characterize_statics): New. Functions to support analysis
12458 of static global variables.
12459 (cgraph_mark_local_and_external_functions): Renamed from:
12460 (cgraph_mark_local_functions)
12461 (cgraph_expand_all_functions): Remove call to
12462 cgraph_mark_local_and_external_functions.
12463 (cgraph_optimize): Added driver to analyze static variables whose
12464 scope is within the compilation unit. * cgraph.h (struct
12465 cgraph_local_info, GTY): Added statics_read, statics_written,
12466 local, calls_read_all, calls_write_all, for_functions_valid.
12467 (struct cgraph_node): Added next_cycle. * cgraph.c
12468 (dump_cgraph_node): Added print routines for new fields. *
12469 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
12472 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
12474 * c-decl.c (grokdeclarator): Correct comments about where storage
12475 class specifiers are rejected by grammar and add corresponding
12476 asserts. Diagnose typedefs and parameters declared inline.
12477 Change warning for inline main to a pedwarn. Only diagnose inline
12479 (declspecs_add_scspec): Allow duplicate "inline".
12481 2004-09-13 Steve Ellcey <sje@cup.hp.com>
12483 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
12484 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
12486 2004-09-13 Richard Henderson <rth@redhat.com>
12489 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
12490 (tree_type): Replace spare with contains_placeholder_bits.
12491 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
12492 make static. Remove seen_types list.
12493 (type_contains_placeholder_p): New.
12495 2004-09-13 James E Wilson <wilson@specifixinc.com>
12497 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
12498 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
12499 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
12500 bdesc_arrays instead of mips_bdesc.
12501 (mips_init_builtins): Likewise.
12502 * config/mips/mips.h (TARGET_SB1): New.
12503 (HAVE_SQRT_P): Delete.
12504 * config/mips/mips.md (divide_condition): Support V2SF.
12505 (sqrt_condition, recip_condition): New.
12506 (div<mode>3): Use ANYF instead of SCALARF.
12507 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
12509 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
12510 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
12512 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
12513 instead of SCALARF. Use UNITMODE instead of MODE.
12515 2004-09-13 Zack Weinberg <zack@codesourcery.com>
12517 * config.in: Regenerate after removal of libbanshee.
12519 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
12521 PR tree-optimization/17400
12522 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12523 coalesce partitions when one occurs in an abnormal PHI.
12525 2004-09-13 Andrew Pinski <apinski@apple.com>
12527 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
12530 2004-09-13 Richard Henderson <rth@redhat.com>
12533 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
12534 (cselib_invalidate_rtx_note_stores): New.
12535 (cselib_record_sets, cselib_process_insn): Update to match.
12536 * cselib.h (cselib_invalidate_rtx): Declare.
12537 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
12539 2004-09-13 Richard Henderson <rth@redhat.com>
12542 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
12543 after copying its argument.
12545 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
12547 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
12548 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
12549 in diagnostics. Use %' for English apostrophes.
12550 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
12551 (pedwarn_c90, pedwarn_c99): Use it.
12552 * c-decl.c (lookup_label): Quote label name in diagnostic.
12553 * c-parse.in (yyprint): Use ' instead of ` for left quote.
12554 * c-typeck.c (warn_for_assignment): Likewise.
12556 2004-09-13 Jan Hubicka <jh@suse.cz>
12558 * i386.c (x86_schedule): New global variable.
12559 (override_options): Disable scheduling when not supported.
12560 * i386.h (x86_schedule): Declare.
12561 (TARGET_SCHEDULE): New macro.
12563 2004-09-12 Richard Henderson <rth@redhat.com>
12566 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
12567 * tree.c, tree.h (has_cleanups): Remove.
12569 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12571 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
12572 arguments of the phi nodes correctly.
12574 2004-09-12 Jan Hubicka <jh@suse.cz>
12576 * ggc-common.c (cmp_statistics): Fix sorting.
12578 2004-09-12 David Edelsohn <edelsohn@gnu.org>
12581 * expmed.c (expand_divmod): If cheap power of 2 divide is
12582 available, use it for negative constant as well.
12584 2004-09-12 Andrew Pinski <apinski@apple.com>
12586 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
12589 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
12591 2004-09-12 Richard Henderson <rth@redhat.com>
12593 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
12595 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
12596 post-reload, and scratch NULL.
12597 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
12598 (x86_shift_adj_2): Use ix86_expand_clear.
12599 (ashldi3): Remove CMOVE expansion difference.
12600 (ashldi3_1): Remove.
12601 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
12602 add constraints for immediates. New peephole for split-with-temp.
12603 Run splitter after peep2 pass.
12604 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
12605 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
12606 (setcc_2): Rename with *.
12607 * config/i386/predicates.md (reg_or_pm1_operand): New.
12608 (ashldi_input_operand): New.
12610 2004-09-12 Richard Henderson <rth@redhat.com
12612 * print-rtl.c (print_decl_name): New.
12613 (print_mem_expr): Use it.
12615 2004-09-12 Richard Henderson <rth@redhat.com
12617 PR 17186, part deux
12618 * except.c (sjlj_emit_function_exit): Fix logic locating
12619 sjlj_exit_after in final block.
12621 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
12623 * common.opt: Remove flags -fmove-all-movables and
12625 * loop-invariant.c (find_invariants_to_move):
12626 Remove all uses of flag_move_all_movables.
12627 * loop.c (move_movables): Remove all uses of
12628 flag_move_all_movables.
12629 (strength_reduce): Remove all uses of
12630 flag_reduce_all_givs.
12631 * doc/invoke.texi: Remove documentation of flags
12632 -fremove-all-movables and -freduce-all-givs.
12634 2004-09-11 Roger Sayle <roger@eyesopen.com>
12636 PR middle-end/17411
12637 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
12638 change. elt->type may be a floating point type, so use fold_convert.
12640 2004-09-11 Geoffrey Keating <geoffk@apple.com>
12642 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
12643 the thing referenced as used, not the stub itself.
12645 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
12647 * c-tree.h (enum c_storage_class): New.
12648 (struct c_declspecs): Add storage_class, inline_p and thread_p.
12649 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
12650 declarations and "auto" or "register" in file scope empty
12651 declarations. Give more specific warnings for other cases of
12652 storage class specifiers in empty declarations.
12653 (grokdeclarator): Update for new structures. Don't check for
12654 multiple storage classes. Diagnose file-scope "register" if
12656 (build_null_declspecs): Update.
12657 (declspecs_add_scspec): Update. Diagnose multiple storage class
12658 specifiers and invalid uses of "__thread".
12660 2004-09-11 Zack Weinberg <zack@codesourcery.com>
12662 * tree.c (tree_code_size): New function, bulk of code from tree_size.
12663 (tree_size, make_node): Use it.
12664 * tree-ssa-pre.c (init_pre): Use it.
12665 * tree.h: Prototype it.
12667 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12669 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
12670 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
12671 redirect_immediate_use): Use PHI_DF.
12672 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
12673 (bb_for_stmt): Use PHI_BB.
12674 (get_immediate_uses): Use PHI_DF.
12675 * tree-ssa-dse.c (max_stmt_uid): New variable.
12676 (get_stmt_uid): New function.
12677 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
12679 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
12680 (max_uid): Renamed to max_stmt_uid.
12681 (get_stmt_uid): New function.
12682 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
12683 phi node annotations.
12684 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
12685 * tree.h (PHI_BB, PHI_DF): New accessor functions.
12686 (struct tree_phi_node): Add bb and df fields.
12688 2004-09-11 Richard Henderson <rth@redhat.com>
12690 PR middle-end/17416
12691 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
12694 2004-09-11 Jan Hubicka <jh@suse.cz>
12696 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
12697 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
12698 * i386.md (i387_cw): Add 'uninitialized' mode.
12700 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
12701 (output_location): Break out from ....
12702 (branch_prob): ... here; handle gcov output on trees.
12703 * toplev.c (process_options): No longer be sorry about coverage for
12706 2004-09-11 Steven Bosscher <stevenb@suse.de>
12709 * fold-const.c (fold): Do not try to fold the operand of a
12710 CLEANUP_POINT_EXPR if that operand does itself not have any
12713 PR middle-end/17417
12714 * langhooks.c (lhd_decl_printable_name): Make sure that this
12715 function is called with is a decl node that has an identifier.
12716 * tree-pretty-print.c (dump_function_name): New function to
12717 wrap PRINT_FUNCTION_NAME and dump_decl_name.
12718 (print_call_name): Use it.
12720 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
12722 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
12725 2004-09-11 Jakub Jelinek <jakub@redhat.com>
12727 * tree-ssa-alias.c (collect_points_to_info_r): Handle
12728 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
12731 2004-09-11 Richard Henderson <rth@redhat.com>
12733 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
12734 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
12735 operand of the ADDR_EXPR.
12736 (expand_expr_real_1): Update to match.
12738 2004-09-11 David Edelsohn <edelsohn@gnu.org>
12741 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
12742 choose 64-bit version.
12744 2004-09-11 Richard Henderson <rth@redhat.com>
12747 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
12749 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
12751 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
12752 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
12753 Insert @: after i.e. or e.g.
12755 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12757 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
12758 D.xxx rather than <Dxxx>.
12760 2004-09-10 Adam Nemet <anemet@lnxw.com>
12762 * configure.ac (AC_MSG_CHECKING(what linker to use)):
12763 in_tree_ld_is_elf should be true for LynxOS.
12764 * configure: Regenerate.
12766 2004-09-10 Adam Nemet <anemet@lnxw.com>
12768 * Makefile.in (all.cross): Add srcextra.
12770 2004-09-10 Roger Sayle <roger@eyesopen.com>
12772 PR middle-end/17024
12773 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
12774 floating point comparison operators. Change aborts to gcc_asserts.
12776 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12778 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
12780 2004-09-10 James E Wilson <wilson@specifixinc.com>
12782 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
12783 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
12785 * convert.c (convert_to_vector): Replace recursive call with
12788 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
12789 Add integer argument named constant. Use const_tiny_rtx instead of
12791 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
12793 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
12795 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
12796 of gen_rtx_raw_CONST_VECTOR.
12798 2004-09-10 Eric Christopher <echristo@redhat.com>
12801 * c-parse.in (attribute): Add NULL_TREE for error case
12802 for error recovery.
12804 2004-09-10 Zack Weinberg <zack@codesourcery.com>
12806 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
12807 (extract_interface_info): Delete prototype.
12808 * c-decl.c (extract_interface_info): Delete stub.
12809 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
12810 it's not already been done ...
12811 (init_c_lex): ... not here.
12812 (fe_file_change): Don't call extract_interface_info.
12814 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
12816 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
12817 typedef_p and typedef_signed_p.
12818 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
12819 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
12820 Check typedef_p and typedef_signed_p, not typedef_decl.
12821 (grokfield): Check typedef_p, not typedef_decl.
12822 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
12824 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
12827 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12829 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
12831 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12833 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
12834 temporary variables.
12836 * dbxout.c (dbxout_block): Update for
12837 current_function_func_begin_label a string.
12838 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
12839 * except.c (dw2_output_call_site_table): Likewise.
12840 * toplev.c (current_function_func_begin_label): Likewise.
12841 * tree.h (current_function_func_begin_label): Likewise.
12842 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
12844 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
12847 * config/darwin.c: Include target.h.
12848 (struct machopic_indirection): Make ptr_name a string.
12849 (machopic_indirection_hash): Update for ptr_name a string.
12850 (machopic_indirection_eq): Likewise.
12851 (machopic_indirection_name): Likewise.
12852 (machopic_output_indirection): Likewise.
12853 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
12854 string. Don't expect stub names to be in the identifier hash table.
12855 Do call strip_name_encoding before looking up entry in ID hash table.
12856 * config/t-darwin (darwin.o): Add target.h to dependencies.
12858 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
12859 of fprintf for register names.
12861 * output.h (unlikely_section_label): Delete declaration.
12862 (unlikely_text_section_name): Likewise.
12863 * varasm.c (unlikely_section_label_printed): Make static.
12864 (unlikely_section_label): Likewise.
12865 (unlikely_text_section_name): Likewise.
12866 (assemble_start_function): Use reconcat.
12868 * rtl.def (REG): Add comment to describe third field.
12870 2004-09-10 Andrew Pinski <apinski@apple.com>
12872 * config/darwin.c (machopic_mcount_stub_name): Call
12873 machopic_indirection_name instead of making the string
12876 2004-09-10 Diego Novillo <dnovillo@redhat.com>
12880 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
12882 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
12883 memory tag is call clobbered, so are its aliases.
12884 (group_aliases): When two memory tags being grouped, if one is
12885 call clobbered, so are the other and its aliases.
12886 (add_may_alias): Remove call-clobbering stuff.
12887 (replace_may_alias): Likewise.
12888 (merge_pointed_to_info): Merge pt_global_mem
12890 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12892 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
12893 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
12894 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
12895 tree-scalar-evolution.c, tree-ssa-copyrename.c,
12896 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
12898 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12900 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
12901 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
12902 pair. Remove match_dup from inputs. Remove masaccs handling.
12903 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
12904 (masaccs, mdasaccs): Turn into define_insns.
12906 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12908 * tree-tailcall.c (process_assignment): Only do accumulator transforms
12909 for floating-point types if flag_unsafe_math_optimizations.
12911 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12913 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
12914 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
12915 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
12916 config/h8300/h8300.md, config/i386/gmm_malloc.h,
12917 config/ia64/ia64.md, config/ip2k/libgcc.S,
12918 config/mips/mips-ps-3d.md, config/mips/mips.c,
12919 config/rs6000/rs6000.c, config/s390/s390.c,
12920 config/sh/symbian.c: Fix comment typos.
12922 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
12924 * config/s390/s390.c (s390_emit_prologue): Added missing
12927 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12929 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
12930 typos. Follow spelling conventions.
12932 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
12934 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
12935 in diagnostic. Don't dereference NULL TYPE_NAME.
12937 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12939 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
12940 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
12941 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
12942 value-prof.c: Fix comment typos. Follow spelling conventions.
12944 2004-09-10 Jan Hubicka <jh@suse.cz>
12946 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
12947 * tree-split_edge.c (tree_split_edge): Likewise.
12948 (thread_jumps): Likewise.
12950 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12952 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
12955 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
12957 * cgraph.h (cgraph_dump_file): Do not declare.
12958 * cgraphunit.c (cgraph_dump_file): Declare as static.
12959 (init_cgraph): New.
12960 * toplev.c (cgraph_dump_file): Do not declare.
12961 (compile_file): Call init_cgraph.
12962 * tree-dump.c (dump_files): Add IPA dump file, remove
12963 XML dump of call graph.
12964 (get_dump_file_name): Support IPA dump file naming scheme.
12965 * tree.h (enum tree_dump_index): Add IPA dump file, remove
12966 XML dump of call graph.
12967 * doc/invoke.texi (Debugging Options): Document the new options.
12969 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12971 * doc/extend.texi: Document the FR-V built-in functions.
12973 2004-09-09 James E Wilson <wilson@specifixinc.com>
12975 * doc/sourcebuild.texi: Delete libbanshee reference.
12977 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
12979 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
12981 2004-09-09 James E Wilson <wilson@specifixinc.com>
12983 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
12984 before calling vector_types_convertible_p.
12985 (digest_init): Check that inside_init has VECTOR_TYPE before calling
12986 vector_types_convertible_p. Don't give another error if
12987 convert_for_assignment returns error_mark_node.
12989 2004-09-09 Roger Sayle <roger@eyesopen.com>
12991 PR middle-end/17055
12992 * fold-const.c (build_zero_vector): New function to construct a
12993 vector (either floating point or integer) of zeros.
12994 (fold_convert): Internally, enable conversions of integer zero
12995 to arbitrary vector types, using the new build_zero_vector.
12997 2004-09-09 Roger Sayle <roger@eyesopen.com>
12999 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
13000 expand a left shift by an immediate constant as either an ashl or
13001 a sequence of additions.
13002 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
13003 instead of calling gen_ashlsi3 with a constant directly.
13005 2004-09-09 Roger Sayle <roger@eyesopen.com>
13007 * config/i386/i386.c (ix86_split_long_move): When optimizing for
13008 size, and the low and high parts of a DImode constant are equal,
13009 copy one register to another instead of loading the same immediate
13012 2004-09-09 Richard Henderson <rth@redhat.com>
13014 PR middle-end/17367
13015 * function.c (assign_parm_setup_block): Only put PARALLELs into
13016 a register if use_register_for_decl.
13018 2004-09-09 Eric Christopher <echristo@redhat.com>
13020 * ra-colorize.c (reset_lists): Move variable declaration inside
13021 ENABLE_CHECKING to avoid unused variable warnings when
13022 not --enable-checking.
13023 (check_colors): Ditto.
13025 2004-09-09 Mike Stump <mrs@apple.com>
13027 * version.c (version_string): Bump to 4.0.0.
13028 * doc/include/gcc-common.texi (version-GCC): Likewise.
13030 2004-09-10 Jakub Jelinek <jakub@redhat.com>
13032 * doc/extend.texi (nothrow attribute): The attribute is not
13033 implemented in 3.2 and earlier.
13035 2004-09-09 Steve Ellcey <sje@cup.hp.com>
13037 * genrecog.c (compute_predicate_codes): Use op0_codes
13040 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
13042 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
13043 implementation changes.
13045 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
13047 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
13048 a PARALLEL instead of a SET due to added clobbers.
13050 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
13052 * reload.c (find_reloads_address): Pass correct operand to
13053 maybe_memory_address_p.
13055 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
13057 * Makefile.in: Remove libbanshee, tree-alias-*.
13058 Remove tree-alias-common.h dependencies.
13059 * common.opt: Remove -ftree-points-to.
13060 * configure.ac: Remove libbanshee.
13061 * flags.h: Remove pta_type, flag_tree_points_to.
13062 * gengtype.c (open_base_files): Remove tree-alias-type.h.
13063 * opts.c (OPT_ftree_points_to): Remove.
13064 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
13065 * tree-dfa.c: Remove tree-alias-common.h
13066 * tree-into-ssa.c: Ditto.
13067 * tree-outof-ssa.c: Ditto.
13068 * tree-ssa-copyrename.c: Ditto.
13069 * tree-ssa-live.c: Ditto.
13070 * tree-optimize.c: Ditto.
13071 * tree-ssa.c: Ditto.
13072 Remove pass_build_pta, pass_del_pta.
13073 * tree-pass.h: Ditto.
13074 * tree-ssa-alias.c: Remove tree-alias-common.h.
13075 (struct alias_stats_d): Remove pta_queries, pta_resolved.
13076 (pass_may_alias): Remove PROP_pta requirement.
13077 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
13078 (get_tmt_for): Ditto.
13079 (dump_alias_stats): Ditto.
13080 * doc/passes.texi: Remove blurb about points-to analysis.
13081 * fortran/Make-lang.in: Remove tree-alias-*.o.
13083 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
13085 * genattrtab.c (write_insn_cases): New function, split out from
13086 write_attr_case. Correctly handle define_peepholes when printing
13087 the instruction name.
13088 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
13090 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
13093 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
13094 * config/cris/cris.c (cris_return_address_on_stack): New function.
13095 * config/cris/cris.md ("return"): For location of return address,
13096 also check cris_return_address_on_stack.
13098 2004-09-09 Diego Novillo <dnovillo@redhat.com>
13100 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
13101 calling phi_ssa_name_p.
13103 2004-09-09 Richard Henderson <rth@redhat.com>
13106 * c-typeck.c (valid_compound_expr_initializer): Use only
13107 initializer_constant_valid_p, and not TREE_CONSTANT.
13108 (digest_init): Likewise.
13109 (output_init_element): Likewise.
13111 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13113 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
13114 live_out_1, prune_hardregs_for_mode, init_one_web_common,
13115 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
13116 record_conflict, compare_and_free_webs, init_webs_defs_uses,
13117 parts_to_webs_1, parts_to_webs, reset_conflicts,
13118 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
13119 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
13120 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
13121 put_move, remove_move, combine, select_spill, colorize_one_web,
13122 try_recolor_web, insert_coalesced_conflicts, check_colors,
13123 break_precolored_alias, restore_conflicts_from_coalesce,
13124 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
13125 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
13126 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
13127 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
13128 check_df): Likewise.
13129 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
13130 real_arithmetic, real_compare, real_exponent, real_ldexp,
13131 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
13132 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
13133 real_digit, real_nan, real_maxval, round_for_format, real_convert,
13134 real_to_target, real_from_target, real_hash, encode_ieee_single,
13135 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
13136 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
13137 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
13138 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
13139 extract_insn, peep2_next_insn, peep2_reg_dead_p,
13140 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
13141 if_test_bypass_p): Likewise.
13142 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
13143 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
13144 emit_swap_insn, swap_to_top, move_for_stack_reg,
13145 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
13146 compensate_edge, convert_regs_1): Likewise.
13147 * regclass.c (init_reg_sets, init_reg_sets_1,
13148 memory_move_secondary_cost): Likewise.
13149 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
13151 * reload.c (push_secondary_reload, find_valid_class, push_reload,
13152 operands_match_p, decompose, immune_p, find_reloads,
13153 find_reloads_toplev, find_reloads_address_1, subst_reloads,
13154 copy_replacements, refers_to_regno_for_reload_p,
13155 reg_overlap_mentioned_for_reload_p): Likewise.
13156 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
13157 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
13158 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
13159 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
13160 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
13161 do_output_reload, fixup_abnormal_edges): Likewise.
13162 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
13163 fill_slots_from_thread, relax_delay_slots): Likewise.
13164 * resource.c (mark_referenced_resources, mark_set_resources):
13166 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
13167 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
13168 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
13169 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
13170 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
13171 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
13172 * rtlhooks.c (gen_lowpart_general): Likewise.
13173 * sbitmap.c (sbitmap_difference): Likewise.
13174 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
13175 sched_analyze, add_forward_dependence): Likewise.
13176 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
13177 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
13178 schedule_insns): Likewise.
13179 * sched-vis.c (print_pattern): Likewise.
13180 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
13181 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
13182 simplify_const_relational_operation, simplify_ternary_operation,
13183 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
13185 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
13186 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
13187 resolve_operand_name_1, expand_return, expand_decl,
13188 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
13189 * stor-layout.c (put_pending_size, smallest_mode_for_size,
13190 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
13191 set_sizetype, get_mode_bounds): Likewise.
13193 2004-09-09 Zack Weinberg <zack@codesourcery.com>
13195 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
13196 * config/arm/pecoff.h, config/i386/beos-elf.h
13197 * config/i386/cygming.h, config/i386/i386-interix.h:
13198 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
13199 comment cloned from manual.
13200 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
13202 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
13204 * builtins.c (build_va_arg_indirect_ref): New function.
13205 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
13206 build_fold_indirect_ref.
13207 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
13208 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
13209 * tree.h: Declare new function.
13211 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13213 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
13214 dumping for development builds.
13215 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
13216 development builds only.
13217 * genattrtab.c (write_eligible_delay): Fix typo in previous
13219 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
13222 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13224 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
13225 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
13226 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
13227 hoist_code, extract_mentioned_regs_helper, compute_store_table,
13228 insert_store): Use gcc_assert and gcc_unreachable.
13229 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
13230 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
13231 ggc_record_overhead): Likewise.
13232 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
13233 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
13234 ggc_pop_context, clear_marks, validate_free_objects,
13235 ggc_pch_read): Likewise.
13236 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
13237 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
13238 ggc_push_context, check_cookies, ggc_collect,
13239 ggc_print_statistics): Likewise.
13240 * gimple-low.c (lower_function_body, lower_stmt,
13241 lower_bind_expr): Likewise.
13242 * gimplify.c (gimple_tree_eq, push_gimplify_context,
13243 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
13244 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
13245 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
13246 gimplify_case_label_expr, gimplify_exit_block_expr,
13247 canonicalize_component_ref, gimplify_compound_lval,
13248 gimplify_self_mod_expr, gimplify_call_expr,
13249 gimplify_init_ctor_eval, gimplify_init_constructor,
13250 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
13251 gimplify_expr, check_pointer_types_r,
13252 force_gimple_operand): Likewise.
13253 * global.c (global_alloc, build_insn_chain): Likewise.
13254 * graph.c (clean_graph_dump_file,
13255 finish_graph_dump_file): Likewise.
13256 gcov-io.c (gcov_open): Use GCOV_CHECK.
13258 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
13260 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
13262 2004-09-09 Jan Hubicka <jh@suse.cz>
13265 * tree-inline.c (expand_call_inline): Make overactive sanity check
13268 2004-09-09 Jan Hubicka <jh@suse.cz>
13270 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
13273 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13275 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
13276 (gengtype.o): Depend on errors.h.
13277 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
13278 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
13279 attr_alt_subset_p, attr_alt_subset_of_compl_p,
13280 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
13281 write_test_expr, write_attr_value, write_eligible_delay,
13282 make_internal_attr, make_numeric_value): Likewise.
13283 * genautomata.c (regexp_name, get_str_vect,
13284 gen_presence_absence_set, automaton_decl_hash,
13285 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
13286 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
13287 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
13288 test_unit_reserv, it_is_empty_reserv_sets,
13289 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
13290 reserv_sets_and, output_cycle_reservs, get_free_state,
13291 intersected_state_reservs_p, states_union, remove_arc,
13292 copy_insn_regexp, transform_1, transform_2, transform_3,
13293 regexp_transform_func, store_alt_unit_usage,
13294 check_regexp_units_distribution, process_seq_for_forming_states,
13295 process_alts_for_forming_states, make_automaton,
13296 form_arcs_marked_by_insn, create_composed_state,
13297 set_out_arc_insns_equiv_num, partition_equiv_class,
13298 process_insn_equiv_class, set_insn_equiv_classes,
13299 units_to_automata_heuristic_distr, form_regexp,
13300 longest_path_length, output_dfa_max_issue_rate, add_vect,
13301 out_state_arcs_num, add_vect_el, output_trans_table,
13302 output_state_alts_table, output_dead_lock_vect,
13303 output_max_insn_queue_index_def,
13304 output_min_insn_conflict_delay_func,
13305 output_internal_insn_latency_func, output_print_reservation_func,
13306 output_cpu_unit_reservation_p, output_state_arcs,
13307 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
13308 make_default_insn_latency_attr,
13309 form_important_insn_automata_lists): Likewise.
13310 * genemit.c (gen_exp, output_add_clobbers,
13311 output_added_clobbers_hard_reg_p): Likewise.
13312 * genextract.c (print_path, main): Likewise.
13313 * genflags.c (gen_macro): Likewise.
13314 * gengenrtl.c: Include errors.h
13315 (type_from_format, accessor_from_format): Likewise.
13316 * gengtype.c (get_file_basename, output_mangled_typename,
13317 walk_type, write_types_process_field,
13318 write_types_local_process_field): Likewise.
13319 * genmodes.c (complete_mode): Likewise.
13320 * genopinit.c (gen_insn): Likewise.
13321 * genoutput.c (output_insn_data, check_constraint_len,
13322 constraint_len): Likewise.
13323 * genpreds.c (add_mode_tests):Likewise.
13324 * gen-protos.c (add_hash): Likewise.
13325 * genrecog.c (find_operand, find_matching_operand,
13326 validate_pattern, add_to_sequence, maybe_both_true,
13327 nodes_identical_1, merge_trees, write_switch, write_cond,
13328 write_action, is_unconditional, make_insn_sequence,
13329 debug_decision_2): Likewise.
13330 * gensupport.c (is_predicable, collect_insn_data,
13331 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
13333 2004-09-09 Jan Hubicka <jh@suse.cz>
13335 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
13336 * cfgbuild.c (compute_outgoing_frequencies): When probability is
13338 (find_many_sub_basic_blocks): Do update profile only when it is
13340 * predict.c (set_even_probabilities): Break out from ...
13341 (combine_predictions_for_insn): ... here; deal with
13342 !can_predict_insn_p insns.
13343 (combine_predictions_for_bb): Use set_even_probabilities.
13344 (bb_estimate_probability_locally): Break out from ....
13345 (estimate_probability): ... here.
13346 (guess_outgoing_edge_probabilities): New entry point.
13348 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13350 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
13351 handle_braces, process_brace_body, main, used_arg,
13352 set_multilib_dir, print_multilib_info): Use fatal, not abort.
13354 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
13356 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
13357 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
13358 Morgan's theorem in last checkin.
13360 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13361 Nathan Sidwell <nathan@codesourcery.com>
13363 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
13364 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
13365 * timevar.c (timevar_push, timevar_pop, timevar_start,
13366 timevar_stop): Likewise.
13367 * toplev.c (default_pch_valid_p): Likewise.
13368 * tracer.c (tail_duplicate): Likewise.
13369 * tree-alias-common.c (get_alias_var_decl,
13370 get_values_from_constructor, create_alias_var, delete_alias_vars,
13371 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
13373 * tree.c (tree_size, make_node_stat, copy_node_stat,
13374 build_int_cst_wide, integer_all_onesp, list_length, chainon,
13375 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
13376 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
13377 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
13378 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
13379 build_method_type_directly, decl_type_context, get_callee_fndecl,
13380 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
13381 tree_fold_gcd): Likewise.
13382 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
13383 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
13384 cleanup_control_expr_graph, find_taken_edge,
13385 find_taken_edge_switch_expr, phi_alternatives_equal,
13386 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
13387 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
13388 tree_split_edge, tree_verify_flow_info, thread_jumps,
13389 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
13390 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
13391 chrec_fold_multiply_poly_poly): Likewise.
13392 * tree-complex.c (extract_component, expand_complex_division,
13393 expand_complex_comparison, expand_complex_operations_1,
13394 build_replicated_const, expand_vector_operations_1): Likewise.
13395 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
13396 build_classic_dir_vector): Likewise.
13397 * tree-dfa.c (compute_immediate_uses_for_phi,
13398 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
13399 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
13400 * tree-dump.c (dequeue_and_dump): Likewise.
13401 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
13402 record_in_finally_tree, replace_goto_queue_1,
13403 maybe_record_in_goto_queue, verify_norecord_switch_expr,
13404 do_return_redirection): Likewise.
13405 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
13406 add_to_dst_predicate_list, find_phi_replacement_condition,
13407 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
13409 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
13410 initialize_inlined_parameters, declare_return_variable,
13411 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
13412 optimize_inline_calls, copy_tree_r): Likewise.
13413 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
13414 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
13415 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
13416 tsi_split_statement_list_after, tsi_split_statement_list_before):
13418 * tree-mudflap.c (mf_varname_tree): Likewise.
13419 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
13420 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
13421 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13422 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
13423 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
13424 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
13426 * tree-phinodes.c (resize_phi_node, add_phi_arg,
13427 remove_all_phi_nodes_for): Likewise.
13428 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
13429 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
13430 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
13431 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
13432 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
13433 generate_one_element_ref, generate_element_copy,
13434 generate_element_zero, scalarize_copy, scalarize_init,
13435 scalarize_ldst): Likewise.
13436 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
13437 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
13438 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
13439 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
13440 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
13441 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
13442 widen_bitfield, ccp_fold_builtin): Likewise.
13443 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
13444 replace_exp_1, propagate_tree_value): Likewise.
13445 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13446 * tree-ssa-dce.c (set_control_dependence_map_bit,
13447 find_control_dependence, find_pdom, mark_operand_necessary,
13448 mark_stmt_if_obviously_necessary,
13449 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
13450 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
13451 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
13452 eliminate_redundant_computations, avail_expr_eq): Likewise.
13453 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
13454 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13455 duplicate_blocks): Likewise.
13456 * tree-ssa-loop-im.c (for_each_index, set_level,
13457 is_call_clobbered_ref): Likewise.
13458 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
13459 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
13460 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
13461 peel_address, ptr_difference_cost, may_replace_final_value,
13462 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
13463 rewrite_use, rewrite_uses): Likewise.
13464 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13465 check_loop_closed_ssa_use): Likewise.
13466 * tree-ssanames.c (make_ssa_name): Likewise.
13467 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
13468 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
13469 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
13470 get_indirect_ref_operands, add_stmt_operand): Likewise.
13471 * tree-ssa-pre.c (value_exists_in_set_bitmap,
13472 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
13473 phi_translate, valid_in_set, compute_antic,
13474 find_or_generate_expression, create_expression_by_pieces, insert_aux,
13475 create_value_expr_from, eliminate): Likewise.
13476 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
13477 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
13479 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
13480 eliminate_tail_call): Likewise.
13481 * tree-vectorizer.c (vect_create_index_for_array_ref,
13482 vect_align_data_ref, vect_create_data_ref,
13483 vect_create_destination_var, vect_get_vec_def_for_operand,
13484 vect_finish_stmt_generation, vect_transform_stmt,
13485 vect_transform_loop_bound, vect_transform_loop,
13486 vect_analyze_operations): Likewise.
13487 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
13489 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
13490 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
13491 bsi_after_labels, bsi_last): Likewise.
13492 * tree-ssa-live.c (var_union, change_partition_var,
13493 create_ssa_var_map, calculate_live_on_entry, root_var_init,
13494 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
13496 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
13497 tpa_find_tree): Likewise.
13498 (register_ssa_partition_check): Declare.
13499 (register_ssa_partition): use it.
13500 * tree-ssa-live.c: Include errors.h.
13501 (register_ssa_partition_check): New.
13502 * tree-ssa-operands.c: Include errors.h.
13503 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
13505 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
13506 Catherine Moore <clm@redhat.com>
13508 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
13509 (FRV_CPU_FR405): New processor enums.
13510 (frv_issue_rate, frv_acc_group): Declare.
13511 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
13512 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
13513 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
13514 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
13515 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
13516 handled by CPP_SPEC.
13517 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
13518 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
13519 (ACC_MASK): New macro.
13520 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
13521 (TARGET_MEDIA_FR450): New macro.
13522 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
13523 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
13524 (LABEL_ALIGN_AFTER_BARRIER): Define.
13525 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
13526 (IACC_FIRST, IACC_LAST): New pair of SPRs.
13527 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
13528 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
13529 (REGISTER_NAMES): Add entries for new registers.
13530 (REG_CLASS_CONTENTS): Update for new register ranges.
13531 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
13532 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
13533 (PACKING_FLAG_USED_P): Delete.
13534 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
13535 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
13536 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
13537 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
13538 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
13539 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
13540 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
13541 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
13542 (CPU_UNITS_QUERY): Define to 1.
13543 * config/frv/frv.c: Include gt-frv.h
13544 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
13545 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
13546 (frv_insn_group): New enumeration.
13547 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
13548 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
13549 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
13550 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
13551 gap left by REGSTATE_LIVE.
13552 (regstate_t): New typedef.
13553 (TARGET_MACHINE_DEPENDENT_REORG): Define.
13554 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
13555 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
13556 Initialize frv_unit_codes[] and frv_type_to_unit[].
13557 (frv_conditional_register_usage): Remove redundant fixing of
13558 accumulator registers.
13559 (frv_insn_packing_flag): Update specification.
13560 (frv_function_prologue): Don't set frv_insn_packing_flag here.
13561 Zero out frv_nops[].
13562 (frv_expand_epilogue): Remove comments about the no-longer-present
13563 SIBCALL_P argument.
13564 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
13565 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
13566 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
13567 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
13568 packing is disabled and if INSN can only issue to M1.
13569 (call_operand): Check TARGET_LONG_CALLS.
13570 (acc_operand, even_acc_operand, quad_acc_operand)
13571 (accg_operand): Simplify. Don't accept pseudo registers.
13572 (output_move_single): Handle SPR<-zero moves.
13573 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
13574 (frv_registers_update, frv_registers_used_p): Delete.
13575 (frv_registers_set_p): Delete.
13576 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
13577 (frv_issues_to_branch_unit_p): New function.
13578 (frv_packet): New structure.
13579 (frv_cond_flags, frv_regstate_conflict_p): New functions.
13580 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
13581 (frv_registers_update_1, frv_registers_update): New functions.
13582 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
13583 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
13584 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
13585 (frv_sort_insn_group, frv_reorder_packet): New functions.
13586 (frv_pack_insns): Use frv_reorder_packet.
13587 (frv_packet_address): New variable.
13588 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
13589 (frv_register_nop, frv_reorg): New functions.
13590 (bdesc_1arg): Add __SCUTSS.
13591 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
13592 __SUBSS, __SLASS and __SCAN.
13593 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
13594 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
13595 (frv_init_builtins): Register the above builtins.
13596 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
13597 registers. Turn the referenced accumulators into global registers.
13598 (frv_read_iacc_argument): New function.
13599 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
13600 (frv_split_iacc_move): New function.
13601 (frv_expand_builtin): Handle the new builtins.
13602 * config/frv/frv.md: Replace old schedulers with new order-independent
13603 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
13605 (cpu): Add fr550, fr450 and fr405.
13606 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
13607 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
13608 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
13609 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
13610 (fnop, mnop): New patterns.
13611 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
13613 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
13614 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
13616 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
13617 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
13618 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
13619 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
13620 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
13621 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
13622 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
13623 (frv_prefetch0, frv_prefetch): New patterns.
13624 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
13625 -mcpu=simple. Add -mcpu=fr550.
13626 (MULTILIB_DIRNAMES): Update accordingly.
13627 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
13629 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
13630 -mlong-calls and -malign-labels options for FR-V.
13632 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13635 * c-tree.h (struct c_declspecs): New.
13636 (struct c_declarator, struct c_type_name, struct c_parm): Update
13638 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
13639 start_function, start_decl, build_c_parm,
13640 make_pointer_declarator): Update prototypes.
13641 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13642 declspecs_add_scspec, declspecs_add_attrs): New.
13643 (split_specs_attrs): Remove.
13644 * c-parse.in (%union): Add dsptype.
13645 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
13646 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
13647 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
13648 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
13649 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
13650 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
13651 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
13652 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
13653 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
13654 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
13655 maybe_type_quals_attrs): Change to dsptype.
13656 (struct c_declspec_stack): New.
13657 (current_declspecs, declspec_stack): Change type.
13658 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
13660 (extdefs): Likewise.
13661 (setspecs): Likewise.
13662 (fndef): Use current_declspecs for empty declspecs list.
13663 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
13664 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
13665 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
13666 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
13667 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
13668 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
13669 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
13670 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
13671 structures and helper functions. Update comments.
13672 (typespec_nonattr): Correct comment.
13673 (maybe_type_quals_attrs, typename): Update to new structures.
13674 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
13675 shadow_tag, shadow_tag_warned, start_function, start_decl,
13676 build_c_parm, make_pointer_declarator,
13677 set_array_declarator_inner, groktypename): Update to new
13679 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13680 declspecs_add_scspec, declspecs_add_attrs): New.
13681 (split_specs_attrs): Remove.
13682 (shadow_tag_warned): Make warning for useless type names a
13683 pedwarn. Give hard error for long, short, signed, unsigned or
13684 _Complex used with struct, union or enum in empty declaration.
13685 Make found_tag a bool.
13686 (grokdeclarator): Remove checks now done at parse time.
13688 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13690 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
13691 c_declarator, struct c_type_name, struct c_parm): New.
13692 (build_array_declarator, set_array_declarator_inner,
13693 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
13694 start_function, start_decl, build_c_parm, build_attrs_declarator,
13695 build_function_declarator, make_pointer_declarator, c_cast_expr,
13696 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
13697 (build_id_declarator): New.
13698 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
13700 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
13701 ARG_INFO_OTHERS): Remove.
13702 (build_id_declarator): New.
13703 (build_array_declarator, set_array_declarator_inner, groktypename,
13704 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
13705 grokfield, start_function, store_parm_decls_newstyle,
13706 store_parm_decls_oldstyle, store_parm_decls,
13707 build_c_parm, build_attrs_declarator, build_function_declarator,
13708 make_pointer_declarator, grokdeclarator): Update to new
13710 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
13712 (declarator, notype_declarator, after_type_declarator,
13713 parm_declarator, parm_declarator_starttypename,
13714 parm_declarator_nostarttypename, array_declarator, typename,
13715 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
13716 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
13717 parmlist_1, parmlist_2, parmlist_or_identifiers,
13718 parmlist_or_identifiers_1): Use these types.
13719 (primary, after_type_declarator, parm_declarator_starttypename,
13720 notype_declarator, component_decl, component_declarator,
13721 component_notype_declarator, typename, absdcl,
13722 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
13723 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
13725 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13727 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
13728 in_typeof, record_maybe_used_decl, pop_maybe_used,
13729 c_expr_sizeof_expr, c_expr_sizeof_type): New.
13730 * c-decl.c (parser_obstack): New.
13731 (c_init_decl_processing): Initialize parser_obstack.
13732 (c_write_global_declarations_1): Check for used but undefined
13734 * c-parse.in (%union): Add otype.
13735 (save_obstack_position): New.
13737 (unary_expr): Update in_sizeof and in_alignof. Use
13738 c_expr_sizeof_expr and c_expr_sizeof_type.
13739 (sizeof): Update in_sizeof.
13740 (alignof): Update in_alignof.
13741 (typeof): Update in_typeof.
13742 (typespec_nonreserved_nonattr): Call pop_maybe_used.
13743 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
13744 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
13745 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
13746 (build_external_ref): Set C_DECL_USED or call
13747 record_maybe_used_decl if appropriate.
13748 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
13750 2004-09-08 Eric Christopher <echristo@redhat.com>
13752 * builtins.c: Fix prototype for fold_builtin_atan.
13754 2004-09-08 Eric Christopher <echristo@redhat.com>
13756 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
13757 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
13758 fold_builtin_atan): New functions. Migrate function bodies...
13759 (fold_builtin_1): ... from here.
13761 2004-09-09 Alan Modra <amodra@bigpond.net.au>
13763 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
13766 2004-09-08 David Edelsohn <edelsohn@gnu.org>
13768 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
13769 * config/rs6000/power5.md (power5-lmul): Same.
13771 2004-09-08 Richard Henderson <rth@redhat.com>
13774 * function.c (expand_function_end): Have fall-off-the-end
13775 return path jump around return register setup.
13777 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13779 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
13780 (output_return): Do not test for the presence of the 'unimp' insn.
13781 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
13782 as predicates instead of custom ones. Return raw strings when
13784 (output_sibcall): Likewise. Concatenate strings.
13785 (output_ubranch): Remove kludge for TurboSPARC.
13786 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
13787 (output_v9branch): Likewise.
13788 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
13789 <#>: Set sparc_indent_opcode if the delay slot is filled.
13791 <)>: New operand to emit the displacement from the saved PC on return.
13793 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
13794 (ASM_OUTPUT_OPCODE): New macro.
13795 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
13796 * config/sparc/sparc.md (normal_branch, inverted_branch,
13797 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
13798 inverted_fpe_branch): Adjust call to output_cbranch.
13799 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
13800 call to output_v9branch.
13801 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
13802 (output_v9branch): Likewise.
13804 2004-09-08 Devang Patel <dpatel@apple.com>
13806 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
13807 -segs_read_only_addr and -segs_read_write_addr.
13808 (WORD_SWITCH_TAKES_ARG): Same.
13810 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
13811 -segs_read_write_addr.
13813 2004-09-08 Richard Henderson <rth@redhat.com>
13815 * function.c (reference_callee_copied): New.
13816 (assign_parm_setup_reg): Use it.
13817 * calls.c (initialize_argument_information): Likewise.
13818 (emit_library_call_value_1): Likewise.
13819 * function.h (reference_callee_copied): Declare.
13821 * target.h (struct gcc_target): Add callee_copies.
13822 * target-def.h (TARGET_CALLEE_COPIES): New.
13823 (TARGET_PASS_BY_REFERENCE): Update default.
13824 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13825 * targhooks.c (hook_callee_copies_named): New.
13826 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
13827 hook_pass_by_reference_false.
13828 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
13829 * targhooks.h: Update decls.
13830 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
13831 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13832 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
13833 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
13834 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13835 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
13836 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13837 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
13838 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13839 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
13840 (mips_callee_copies): New.
13841 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13842 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
13843 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13844 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
13845 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13846 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
13847 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13848 * config/sh/sh.c (sh_callee_copies): New.
13849 (TARGET_CALLEE_COPIES): New.
13850 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13851 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
13852 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13853 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
13854 for FUNCTION_ARG_CALLEE_COPIES.
13855 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
13857 2004-09-08 Devang Patel <dpatel@apple.com>
13859 * tree-if-conv.c (find_phi_replacement_condition): Return true
13861 (replace_phi_with_cond_modify_expr): Select conditional expr args
13862 based on true edge basic block.
13864 2004-09-08 Jan Hubicka <jh@suse.cz>
13866 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
13867 variables being alias set.
13869 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13871 * final.c (shorten_branches, final, get_insn_template,
13872 output_alternate_entry_point, final_scan_insn, alter_subreg,
13873 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
13874 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
13875 * fix-header.c (lookup_std_proto): Likewise.
13876 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
13877 verify_local_live_at_start, update_life_info, mark_reg,
13878 calculate_global_regs_live, allocate_reg_life_data,
13879 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
13880 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
13881 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
13882 * fold-const.c (force_fit_type, div_and_round_double,
13883 may_negate_without_overflow_p, int_const_binop, const_binop,
13884 size_binop, size_diffop, fold_convert_const, fold_convert,
13885 invert_tree_comparison, swap_tree_comparison,
13886 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
13887 range_binop, make_range, fold_cond_expr_with_comparison,
13888 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
13889 fold_abs_const, fold_not_const, fold_relational_const, round_up,
13890 round_down): Likewise.
13891 * function.c (find_function_data, assign_stack_temp_for_type,
13892 instantiate_virtual_regs_lossage, aggregate_value_p,
13893 assign_parm_find_entry_rtl, assign_parm_setup_block,
13894 expand_function_start, expand_function_end, keep_stack_depressed,
13895 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
13897 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
13899 * Makefile.in (tree-loop-linear.o): Added.
13900 (OBJS-common): Add tree-loop-linear.o
13901 * common.opt: New flag, ftree-loop-linear.
13902 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
13903 * tree-flow.h: Add prototype for linear_transform_loops.
13904 * tree-optimize.c: Add linear transform after vectorization.
13905 * tree-pass.h: Add struct pass_linear_transform.
13906 * tree-ssa-loop.c: Add pass_linear_transform.
13907 * tree-loop-linear.c: New file.
13908 * lambda-code.c: gcc_assertify.
13909 (gcc_loop_to_lambda_loop): Handle all exit tests.
13910 Handle case where we have (invariant >= induction var).
13911 (find_induction_var_from_exit_cond): Ditto.
13913 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
13915 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
13916 memory tag is call clobbered, so are its aliases.
13917 (group_aliases): When two memory tags being grouped, if one is
13918 call clobbered, so are the other and its aliases.
13919 (add_may_alias): Remove call-clobbering stuff.
13920 (replace_may_alias): Likewise.
13921 (merge_pointed_to_info): Merge pt_global_mem
13923 2004-09-08 Jan Hubicka <jh@suse.cz>
13925 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
13926 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
13927 (cgraph_expand_function): Remove stale cgraph edges of currently
13928 compiled function; fix non-unit-at-a-time code copying function
13929 node for later reuse.
13931 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13933 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
13934 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
13935 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
13936 (vec_gc_free, vec_heap_free): New.
13937 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
13938 (DEF_VEC_P): Add allocator argument. Adjust.
13939 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
13940 (DEF_VEC_O): Add allocator argument. Adjust.
13943 * tree.h (tree): Define a GC'd vector.
13944 * lamba-code.c (lambda_loop): Likewise.
13945 * value-prof.h (histogram_value): Likewise.
13947 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13949 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
13950 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
13951 gen_lowpart_common, gen_highpart, gen_highpart_mode,
13952 subreg_highpart_offset, operand_subword, operand_subword_force,
13953 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
13954 set_mem_alias_set, change_address_1, verify_rtx_sharing,
13955 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
13956 try_split, add_insn_after, add_insn_before, remove_insn,
13957 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
13958 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
13959 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
13960 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
13961 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
13962 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
13963 record_path_before_1, check_path_after_1, check_path_after): Likewise.
13964 * except.c (gen_eh_region, resolve_one_fixup_region,
13965 remove_unreachable_regions, convert_from_eh_region_ranges_1,
13966 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
13967 connect_post_landing_pads, sjlj_emit_function_exit,
13968 remove_exception_handler_label, remove_eh_handler,
13969 reachable_next_level, collect_one_action_chain,
13970 output_function_exception_table): Likewise.
13971 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
13972 optimize_save_area_alloca, allocate_dynamic_stack_space,
13973 probe_stack_range, hard_function_value): Likewise.
13974 * expmed.c (mode_for_extraction, store_bit_field,
13975 store_fixed_bit_field, extract_bit_field, expand_shift,
13976 expand_mult_const, expand_mult, choose_multiplier,
13977 expand_mult_highpart, expand_divmod, emit_store_flag,
13978 do_cmp_and_jump): Likewise.
13979 * expr.c (convert_move, convert_modes, move_by_pieces,
13980 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
13981 move_block_from_reg, gen_group_rtx, emit_group_load,
13982 emit_group_move, emit_group_store, use_reg, use_regs,
13983 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
13984 emit_move_insn, emit_move_insn_1, emit_push_insn,
13985 expand_assignment, store_expr, count_type_elements,
13986 store_constructor, store_field, safe_from_p, expand_var,
13987 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
13989 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13991 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
13992 gcc_assert and gcc_unreachable.
13993 * ddg.c (create_ddg_dependence, add_deps_for_def,
13994 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
13995 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
13996 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
13997 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
13998 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
13999 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
14000 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
14001 dataflow_set_copy, hybrid_search, diagnostic.c,
14002 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
14003 * dojump.c (do_jump): Likewise.
14004 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
14005 compute_dom_fast_query, calculate_dominance_info,
14006 free_dominance_info, get_immediate_dominator,
14007 set_immediate_dominator, get_dominated_by,
14008 redirect_immediate_dominators, nearest_common_dominator,
14009 dominated_by_p, verify_dominators, recount_dominator,
14010 iterate_fix_dominators, add_to_dominance_info,
14011 delete_from_dominance_info): Likewise.
14012 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
14013 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
14014 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
14015 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
14016 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
14017 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
14018 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
14019 output_call_frame_info, output_loc_operands, build_cfa_loc,
14020 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
14021 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
14022 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
14023 splice_child_die, attr_checksum, same_dw_val_p,
14024 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
14025 unmark_dies, value_format, output_loc_list, output_die,
14026 output_pubnames, output_aranges, base_type_die, is_base_type,
14027 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
14028 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
14029 field_byte_offset, add_data_member_location_attribute,
14030 add_const_value_attribute, rtl_for_decl_location,
14031 add_location_or_const_value_attribute, add_byte_size_attribute,
14032 add_bit_offset_attribute, add_bit_size_attribute,
14033 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
14034 decl_start_label, gen_formal_parameter_die,
14035 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
14036 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
14037 force_decl_die, force_type_die, gen_decl_die,
14038 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
14039 dwarf2out_finish): Likewise.
14041 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
14043 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
14044 * builtins.c: Include tree-mudflap.h.
14046 2004-09-08 Uros Bizjak <uros@kss-loka.si>
14048 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
14049 force operand 0.0 into register in XFmode. Also do not force
14050 operand 0.0 into register if !TARGET_CMOVE.
14051 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
14052 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
14053 implement ftst x87 instruction.
14054 (*fp_jcc_7): New insn pattern. Change corresponding split
14055 pattern to handle "general_operand" instead of
14056 "nonimmediate_operand".
14058 2004-09-08 Ben Elliston <bje@au.ibm.com>
14060 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
14062 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
14064 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
14065 generated from standard va_arg expansion.
14066 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
14068 (mf_varname_tree, mf_file_function_line_tree): Add some support
14069 for column numbers if compiled with USE_MAPPED_LOCATION.
14071 2004-09-07 Ziemowit Laski <zlaski@apple.com>
14073 * c-decl.c (groktypename_in_parm_context): Remove function.
14074 * c-tree.h (groktypename_in_parm_context): Remove prototype.
14076 2004-09-07 Ziemowit Laski <zlaski@apple.com>
14078 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
14079 * c-parse.in: Include c-common.h instead of objc-act.h.
14080 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
14081 myparms, myparm): Remove %type declarations.
14082 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
14083 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
14085 (objc_inherit_code, objc_public_flag): Remove.
14086 (typespec_nonreserved_nonattr): Call
14087 objc_get_protocol_qualified_type() instead of get_static_reference()
14088 and get_protocol_reference().
14089 (stmt_nocomp): Call grokparm() on @catch parameter.
14090 (objcdef): Move semantic action to objc_finish_implementation().
14091 (classdef): Move semantic action to objc_start_class_interface(),
14092 objc_continue_interface(), objc_finish_interface(),
14093 objc_start_class_implementation(), objc_continue_implementation(),
14094 objc_start_category_interface() and
14095 objc_start_category_implementation().
14096 (protocoldef): Move semantic actions to objc_start_protocol() and
14097 objc_finish_interface().
14098 (ivar_decl_list): Remove nonterminal.
14099 (visibility_spec): Move semantic actions to objc_set_visibility().
14100 (ivar_decls): Remove assignment to $$.
14101 (ivar_decl): Rephrase in terms of component_decl; call
14102 objc_add_instance_variable().
14103 (ivars, ivar_declarator): Remove nonterminals.
14104 (opt_semi): New nonterminal.
14105 (methodtype): Remove semantic actions.
14106 (methoddef): Move semantic actions to objc_set_method_type(),
14107 objc_start_method_definition() and objc_finish_method_definition().
14108 (methodproto): Move semantic actions to objc_set_method_type() and
14109 objc_add_method_declaration().
14110 (methoddecl): Use objc_typename instead of typename; move semantic
14111 actions to objc_build_method_signature().
14112 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
14113 (optparmlist): Express in terms of optparms and optellipsis.
14114 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
14116 (keyworddecl): Use objc_typename instead of typename.
14117 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
14118 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
14120 2004-09-08 Alan Modra <amodra@bigpond.net.au>
14122 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
14123 (MD_FALLBACK_FRAME_STATE_FOR): Update.
14124 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
14125 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
14126 (MD_FROB_UPDATE_CONTEXT): Remove default.
14127 (uw_update_context_1): Instead #ifdef invocation.
14128 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
14129 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
14130 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
14131 (MD_UNWIND_SUPPORT): Undefine this instead.
14132 * config/i386/gnu.h: Likewise.
14133 * config/alpha/linux-unwind.h: New file, macro converted to
14134 function, extracted from..
14135 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
14136 (MD_UNWIND_SUPPORT): Define.
14137 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
14138 * config/i386/linux-unwind.h, config/i386/linux.h,
14139 config/i386/linux64.h: Likewise.
14140 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
14141 MD_HANDLE_UNWABI too.
14142 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
14143 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
14144 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
14145 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
14146 * config/sparc/linux-unwind.h, config/sparc/linux.h,
14147 config/sparc/linux64.h: Likewise.
14148 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
14149 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
14150 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
14151 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
14152 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
14154 2004-09-07 Jan Hubicka <jh@suse.cz>
14156 * cse.c (fold_rtx): Avoid building of
14157 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
14159 * tree-ssa-pre.c (grand_bitmap_obstack): New.
14160 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
14161 (init_pre): Initialize obstack.
14162 (fini_pre): Free obstack.
14164 2004-09-07 David Daney <ddaney@avtrex.com>
14166 * config.gcc: Added support for --with-divide=[breaks|traps] for
14168 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
14169 (TARGET_DIVIDE_TRAPS): New macro.
14170 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
14171 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
14172 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
14173 GENERATE_DIVIDE_TRAPS.
14174 (mips_output_division): Emit conditional trap if
14175 GENERATE_DIVIDE_TRAPS is set.
14176 * doc/install.texi: Document --with-divide.
14177 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
14179 2004-09-07 Caroline Tice <ctice@apple.com>
14181 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
14182 EDGE_CROSSING, to flags test case.
14184 2004-09-07 Jan Hubicka <jh@suse.cz>
14186 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
14189 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14191 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
14192 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
14193 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
14194 or gcc_unreachable.
14195 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
14196 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
14197 alloc_aux_for_edges, free_aux_for_edges): Likewise.
14198 * cfgcleanup.c (try_forward_edges,
14199 merge_blocks_move_predecessor_nojumps,
14200 merge_blocks_move_successor_nojumps): Likewise.
14201 * cfgexpand.c (expand_gimple_cond_expr,
14202 expand_gimple_tailcall): Likewise.
14203 * cfghooks.c (duplicate_block): Likewise.
14204 * cfglayout.c (record_effective_endpoints,
14205 insn_locators_initialize, change_scope, fixup_reorder_chain,
14206 verify_insn_chain, fixup_fallthru_exit_predecessor,
14207 duplicate_insn_chain, cfg_layout_finalize): Likewise.
14208 * cfgloopanal.c (check_irred): Likewise.
14209 * cfgloop.c (superloop_at_depth, flow_loops_free,
14210 flow_loop_entry_edges_find, flow_loops_find,
14211 flow_loop_outside_edge_p, get_loop_body,
14212 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
14213 get_loop_exit_edges, num_loop_branches, cancel_loop,
14214 verify_loop_structure): Likewise.
14215 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
14216 duplicate_loop_to_header_edge, create_preheader,
14217 create_loop_notes): Likewise.
14218 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
14219 edirect_branch_edge, force_nonfallthru_and_redirect,
14220 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
14221 commit_edge_insertions, commit_edge_insertions_watch_calls,
14222 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
14223 cfg_layout_redirect_edge_and_branch_force,
14224 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
14225 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
14226 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
14227 cgraph_varpool_node): Likewise.
14228 * cgraphunit.c (cgraph_finalize_function,
14229 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
14230 cgraph_expand_function, cgraph_remove_unreachable_nodes,
14231 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
14232 cgraph_mark_inline, cgraph_expand_all_functions,
14233 cgraph_build_static_cdtor): Likewise.
14234 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
14235 simplify_logical, distribute_notes, insn_cuid): Likewise.
14236 * conflict.c (conflict_graph_add, print_conflict): Likewise.
14237 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
14238 coverage_checksum_string): Likewise.
14239 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
14240 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
14241 cse_cc_succs, cse_condition_code_reg): Likewise.
14242 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
14243 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
14244 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
14245 cselib_record_set): Likewise.
14247 2004-09-07 Jan Hubicka <jh@suse.cz>
14249 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
14251 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14253 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
14255 (fold_builtin_strpbrk): Likewise.
14256 * expr.c (array_ref_low_bound): Likewise.
14257 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
14258 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
14259 * tree-sra.c (generate_element_zero): Likewise.
14260 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
14261 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
14262 add_old_iv_candidates, add_iv_candidates): Likewise.
14263 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
14265 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14267 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
14268 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
14269 c_expand_expr, boolean_increment, nonnull_check_p,
14270 check_function_arguments_recurse, fold_offsetof_1): Likewise.
14271 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
14272 builtin_define_type_max): Likewise.
14273 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
14274 implicit_decl_warning, builtin_function, build_compound_literal,
14275 complete_array_type, grokdeclarator, get_parm_info,
14276 start_function, store_parm_decls_oldstyle,
14277 c_write_global_declarations): Likewise.
14278 * c-format.c (get_constant, decode_format_attr,
14279 maybe_read_dollar_number, get_flag_spec, check_format_arg,
14280 check_format_types, format_type_warning,
14281 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
14282 init_dynamic_diag_info, handle_format_attribute): Likewise.
14283 * c-gimplify.c (push_context, pop_context, finish_bc_block):
14284 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
14285 * c-objc-common.c (c_tree_printer): Likewise.
14286 * c-pch.c (pch_init): Likewise.
14287 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
14288 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
14289 * c-typeck.c (c_incomplete_type_error, composite_type,
14290 common_pointer_type, common_type, same_translation_unit_p,
14291 tagged_types_tu_compatible_p, finish_init, pop_init_level,
14292 set_designator, set_nonincremental_init_from_string,
14293 process_init_element, c_finish_if_stmt): Likewise.
14294 * caller-save.c (init_caller_save, save_call_clobbered_regs,
14295 insert_restore, insert_save, insert_one_insn): Likewise.
14296 * calls.c (emit_call_1, compute_argument_block_size,
14297 precompute_arguments, expand_call, emit_library_call_value_1,
14298 store_one_arg): Likewise.
14300 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14302 * configure.ac (enable-checking): Add release option. Reorganize
14303 to avoid repetition.
14304 * configure: Rebuilt.
14305 * doc/install.texi (enable-checking): Amend documentation.
14307 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
14310 * Makefile.in (specs.ready): Depend on cc1$(exeext).
14312 2004-09-06 James E Wilson <wilson@specifixinc.com>
14314 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
14315 movdf_hardfloat_32bit): Split fG into two alternatives.
14316 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
14318 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
14320 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
14322 * final.c (output_in_slot): Delete.
14323 (final_scan_insn): Revert 2004-09-03 change.
14324 (output_asm_insn): Likewise.
14325 * config/sparc/sparc.c (output_return): Likewise.
14326 (output_sibcall): Likewise.
14328 2004-09-06 Jan Hubicka <jh@suse.cz>
14330 * loop.c (loop_dump_aux): Do not print RTL when not available.
14331 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
14332 frontend specific type nodes.
14333 (produce_memory_decl_rtl): Break out from ...
14334 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
14335 (get_computation_at): Avoid random tree sharing.
14336 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
14338 2004-09-06 Zack Weinberg <zack@codesourcery.com>
14340 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
14341 unnecessary commands.
14343 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
14345 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
14346 (bitmap.o): Likewise.
14348 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
14350 Unify the management of RTL and tree-level dump files.
14352 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
14353 Don't print function name to the dump file, the pass manager
14354 would do this for us. Add code from the top of
14355 rest_of_compilation, up to the initial RTL dump.
14356 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
14357 close the DFI_sibling dump file.
14358 (rest_of_compilation): Don't do that here. Remove code up to the
14360 (init_optimization_passes): Remove.
14361 (pass_rest_of_compilation): Change pass name to NULL.
14362 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
14363 Do not call init_optimization_passes.
14364 * toplev.h (init_optimization_passes): Remove.
14366 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14367 finish_graph_dump_file): Remove SUFFIX parameter.
14368 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
14369 finish_graph_dump_file): Likewise.
14371 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
14372 * cfgexpand.c (pass_expand): Adjust.
14373 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
14374 * passes.c (pass_rest_of_compilation): Adjust.
14375 * predict.c (pass_profile): Adjust.
14376 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
14377 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
14378 pass_split_crit_edges, pass_warn_function_return): Adjust.
14379 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
14380 * tree-dfa.c (pass_referenced_vars): Adjust.
14381 * tree-eh.c (pass_lower_eh): Adjust.
14382 * tree-if-conv.c (pass_build_ssa): Adjust.
14383 * tree-into-ssa.c (pass_build_ssa): Adjust.
14384 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
14385 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
14386 * tree-nrv.c (pass_nrv): Adjust.
14387 * tree-optimize.c (pass_gimple, pass_all_optimizations,
14388 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
14389 pass_init_datastructures): Adjust.
14390 * tree-outof-ssa.c (pass_del_ssa): Adjust.
14391 * tree-profile.c (pass_tree_profile): Adjust.
14392 * tree-sra.c (pass_sra): Adjust.
14393 * tree-ssa-alias.c (pass_may_alias): Adjust.
14394 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
14395 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
14396 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
14397 * tree-ssa-dom.c (pass_dominator): Adjust.
14398 * tree-ssa-dse.c (pass_dse): Adjust.
14399 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
14400 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
14401 * tree-ssa-loop-ch.c (pass_ch): Adjust.
14402 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
14403 pass_loop_done, pass_complete_unroll, pass_iv_canon,
14404 pass_iv_optimize, pass_vectorize): Adjust.
14405 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
14406 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
14407 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
14408 pass_late_warn_uninnitialized): Adjust.
14409 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
14411 * Makefile.in (tree-dump.o): Add new dependencies.
14412 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
14413 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
14415 * toplev.c (dump_file_name): New.
14416 * tree-dump.c (dump_enable_all): Add LETTER parameter.
14417 (struct dump_file_info): Add NUM and LETTER fields.
14418 (dump_files): Adjust and add RTL dump files.
14419 (dump_register): Add NUM and LETTER fields.
14420 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
14421 (dump_begin): Use get_dump_file_name.
14422 (dump_switch_p_1): Adjust call to dump_enable_all.
14423 * tree-dump.h (dump_register): Adjust prototype.
14424 * tree-optimize.c (register_one_dump_file): Take dump file index.
14425 Support flags for RTL dumps.
14426 (register_dump_files): Fill in NUM field of struct dump_file_info.
14427 Track properties both when the gate is executed and when it is not.
14428 (execute_todo): Dump RTL. Add PROPERTIES parameter.
14429 (execute_one_pass): Pass properties to execute_todo. Handle VCG
14431 * tree-pass.h (dump_file_name): New.
14432 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
14435 * Makefile.in (passes.o): Add new dependencies.
14436 * passes.c (struct dump_file_info, enum dump_file_index,
14437 dump_file_tbl, init_optimization_passes): Remove.
14438 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
14439 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
14441 (finish_optimization_passes): Update finish_graph_dump_file loop.
14442 (enable_rtl_dump_file): Remove.
14443 * tree-dump.c (dump_files): Adjust and add RTL dump files.
14444 (enable_rtl_dump_file): Add here.
14445 * tree.h (enum tree_dump_index): Add RTL dump file indices.
14446 * doc/invoke.texi (Debugging options): Document new RTL debugging
14449 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
14451 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
14452 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
14453 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
14454 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
14455 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
14456 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
14457 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
14458 vec.h: Fix comment formatting.
14460 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
14462 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
14463 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
14464 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
14465 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
14466 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
14467 tree-ssa-loop-niter.c, tree-ssa-operands.c,
14468 tree-ssa-operands.h, tree-ssa-propagate.c,
14469 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
14470 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
14472 2004-09-05 Diego Novillo <dnovillo@redhat.com>
14474 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
14475 vectorizer is enabled.
14477 2004-09-05 Andreas Jaeger <aj@suse.de>
14479 * tree-if-conv.c: Spell check comments and clean up whitespace.
14481 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14483 * tree-ssa-loop-ivopts.c: New file.
14484 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
14485 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
14486 target_pres_cost, target_spill_cost): Declare.
14487 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
14488 spill_cost): Renamed to ...
14489 (target_avail_regs, target_res_regs, target_small_cost,
14490 target_pres_cost, target_spill_cost): ... and exported.
14491 (init_set_costs, global_cost_for_size): Work with renamed variables.
14492 * common.opt (flag_ivopts): New flag.
14493 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
14495 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
14496 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
14497 generating SSA form.
14498 (force_gimple_operand): New function.
14499 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
14500 * tree-cfg.c (stmt_bsi): New function.
14501 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
14502 PARAM_IV_MAX_CONSIDERED_USES): New.
14503 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
14504 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
14505 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
14506 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
14507 * tree-nested.c (build_addr): Export.
14508 * tree-optimize.c (init_tree_optimization_passes): Add
14510 * tree-pass.h (pass_iv_optimize): Declare.
14511 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
14513 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
14514 as a phi node argument.
14515 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
14516 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
14518 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
14519 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
14520 pass_iv_optimize): New pass.
14521 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
14522 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
14523 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
14524 * tree.h (REF_ORIGINAL): New macro.
14525 (build_int_cst_type, unsigned_type_for, zero_p,
14526 cst_and_fits_in_hwi, build_addr): Declare.
14527 * doc/invoke.texi (-fivopts): Document.
14528 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
14529 PARAM_IV_MAX_CONSIDERED_USES): Document.
14530 * doc/passes.texi: Document induction variable optimizations pass.
14532 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14534 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
14535 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
14536 * c-common.c (c_common_attribute_table): Accept parameters to
14537 sentinel attribute.
14538 (check_function_sentinel, handle_sentinel_attribute): Likewise.
14539 * doc/extend.texi: Update accordingly.
14541 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14543 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
14545 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
14547 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
14549 (c_common_attribute_table): Add `sentinel' attribute.
14550 (check_function_arguments): Handle `sentinel' attribute.
14551 * doc/extend.texi: Document `sentinel' attribute.
14553 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
14555 * configure: Regenerated.
14557 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14559 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
14561 * tree.c (save_expr): No longer TREE_READONLY.
14563 2004-09-04 Jan Hubicka <jh@suse.cz>
14565 * passes.c (rest_of_clean_state): Fix merge conflict made during
14566 commiting the patch.
14568 2004-09-04 Jan Hubicka <jh@suse.cz>
14570 * passes.c (rest_of_clean_state): Decompose the instruction stream.
14572 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14574 * doc/md.texi (shift patterns): New anchor. Add reference to
14575 TARGET_SHIFT_TRUNCATION_MASK.
14576 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
14577 * target.h (shift_truncation_mask): New target hook.
14578 * targhook.h (default_shift_truncation_mask): Declare.
14579 * targhook.c (default_shift_truncation_mask): Define.
14580 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
14581 (TARGET_INITIALIZER): Include it.
14582 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
14583 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
14584 reject all out-of-range values. Fix sign-extension code for modes
14585 whose width is smaller than HOST_BITS_PER_WIDE_INT.
14586 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
14587 (expand_superword_shift, expand_subword_shift): Likewise.
14588 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
14589 (expand_binop): Use them to implement double-word shifts.
14590 * config/arm/arm.c (arm_shift_truncation_mask): New function.
14591 (TARGET_SHIFT_TRUNCATION_MASK): Define.
14593 2004-09-04 Jan Hubicka <jh@suse.cz>
14595 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
14596 (mix): New macro copied from hashtab.c
14597 (iterative_hash_hashval_t, iterative_hash_pointer,
14598 iterative_hash_host_wide_int): New functions based on hashtab.c
14601 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14603 * config/mips/mips.md (mask): New mode attribute.
14604 (zero_extendsidi2): Add memory alternative.
14605 (*zero_extendsidi2_mem): Delete.
14606 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
14607 memory_operand in the TARGET_MIPS16 check.
14608 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
14609 Redefine using :GPR and :SHORT.
14610 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
14612 2004-09-04 Uros Bizjak <uros@kss-loka.si>
14614 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
14616 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
14617 expand_builtin_mathfn.
14618 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
14619 btrunc?f patterns for btrunc_optab. Implement rint_optab using
14621 * optabs.c (init_optabs): Initialize rint_optab.
14622 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
14624 (btrunc_optab): Rename macro from trunc_optab.
14625 (rint_optab): Define corresponding macro.
14627 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
14628 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
14630 * config/i386/i386-protos.h (emit_i387_cw_initialization):
14631 Change prototype. Add new int parameter.
14632 * config/i386/i386.c (emit_i387_cw_initialization):
14633 Handle new rounding modes.
14635 * config/i386/i386.h (enum fp_cw_mode): Delete.
14636 (MODE_NEEDED): Handle new rounding modes.
14637 (EMIT_MODE_SET): Change condition to handle new rounding modes.
14639 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
14640 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
14641 represent different rounding modes of frndint insn.
14642 (type): Add frndint type.
14643 (i387, length, memory): Handle this type.
14644 (i387_cw): New attribute definition.
14645 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
14646 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
14647 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
14648 Add "i387_cw" attribute defined to "trunc".
14649 (x86_fnstcw_1): Remove comment.
14650 (*frndintxf2): Rename insn definition to frndintxf2. Move
14651 insn definition near rint?f2 expanders.
14652 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
14653 rintf and rintl built-ins as inline x87 intrinsics.
14654 (frndintxf2_floor): New pattern to implement floor rounding
14655 mode with frndint x87 instruction.
14656 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
14657 floorf and floorl built-ins as inline x87 intrinsics.
14658 (frndintxf2_ceil): New pattern to implement ceil rounding
14659 mode with frndint x87 instruction.
14660 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
14661 ceilf and ceill built-ins as inline x87 intrinsics.
14662 (frndintxf2_trunc): New pattern to implement trunc rounding
14663 mode with frndint x87 instruction.
14664 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
14665 truncf and truncl built-ins as inline x87 intrinsics.
14666 (frndintxf2_mask_pm): New pattern to implement rounding
14667 mode with exceptions with frndint x87 instruction.
14668 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
14669 implement nearbyint, nearbyintf and nearbyintl built-ins as
14670 inline x87 intrinsics.
14672 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14674 * config/mips/mips.md (SHORT): New mode macro.
14675 (size): New mode attribute.
14676 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
14677 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
14678 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
14680 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
14681 *extend[qh]isi2_hw patterns and extending them to di.
14682 (extendqihi2): Implement as define_insn_and_split that produces
14683 extendqisi2 after reload.
14685 2004-09-03 Devang Patel <dpatel@apple.com>
14687 * Makefile.in (OBJS-common): Add tree-if-conv.o
14688 (tree-if-conv.o): New rule.
14689 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
14690 (get_loop_body_in_bfs_order): New.
14691 * cfgloop.h (get_loop_body_in_bfs_order): New.
14692 * tree-flow.h (enum move_pos): Move here from ..
14693 * tree-ssa-loop-im.c (enum move_pos): here.
14694 (movement_possibility): Make externally visible.
14695 * tree-optimize.c (init_tree_optimization_passes): New entry for
14696 if conversion pass.
14697 * tree-pass.h (pass_if_conversion): New.
14698 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
14699 * tree-if-conv.c: New file.
14700 * doc/passes.texi: Document tree if-conversion pass.
14701 * doc/tree-ssa.texi: Same.
14703 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
14706 Makefile.in (LIB2ADDEHSTATIC): New.
14707 (LIB2ADDEHSHARED): New.
14709 (LIBUNWINDDEP): New.
14710 (SHLIBUNWIND_LINK): New.
14711 (SHLIBUNWIND_INSTALL): New.
14712 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
14713 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
14714 (clean): Remove libunwind*
14715 (stage1-start): Remove and copy stage1/libunwind*.
14716 (stage2-start): Remove and copy stage2/libunwind*.
14717 (stage3-start): Remove and copy stage3/libunwind*.
14718 (stage4-start): Remove and copy stage4/libunwind*.
14719 (stageprofile-start): Remove and copy stageprofile/libunwind*.
14720 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
14722 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
14723 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
14724 tmake_file if --with-system-libunwind isn't used.
14726 * config/ia64/t-glibc-libunwind: New file.
14727 * config/t-libunwind-elf: Likewise.
14728 * unwind-compat.c: Likewise.
14729 * unwind-compat.h: Likewise.
14730 * unwind-dw2-fde-compat.c: Likewise.
14732 * config/ia64/t-glibc (LIB2ADDEH): Updated.
14733 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
14735 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
14737 * unwind-dw2-fde-glibc.c: Likewise.
14738 * unwind-dw2.c: Likewise.
14740 * config/t-libunwind (LIB2ADDEH): Updated.
14741 (LIB2ADDEHSTATIC): New.
14742 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
14743 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
14745 * configure.ac: Change --enable-libunwind-exceptions to
14746 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
14747 * configure: Regenerated.
14748 * config.in: Updated.
14750 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
14751 above and mention --with-system-libunwind.
14752 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
14753 removed in gcc 3.4.3 and later.
14755 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
14756 USE_LIBUNWIND_EXCEPTIONS is defined.
14758 * mklibgcc.in: Support libunwind.
14760 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
14762 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
14765 2004-09-03 Richard Henderson <rth@redhat.com>
14768 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
14769 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
14770 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
14771 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
14772 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
14773 resize_stack_vars_conflict, add_stack_var_conflict,
14774 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
14775 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
14776 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
14777 expand_one_static_var, expand_one_hard_reg_var,
14778 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
14779 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
14780 (expand_used_vars): Rewrite.
14781 * Makefile.in (cfgexpand.o): Update dependencies.
14783 2004-09-04 Jan Hubicka <jh@suse.cz>
14785 * cfg.c (free_edge): Use ggc_free.
14786 (expunge_block): Use ggc_free.
14787 * passes.c (rest_of_clean_state): Free after compilation.
14788 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
14789 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
14791 2004-09-03 James E Wilson <wilson@specifixinc.com>
14793 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
14794 DECL_EXTERNAL check.
14796 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14798 * final.c (output_in_slot): New global variable.
14799 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
14800 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
14801 'output_in_slot' before invoking output_asm_insn.
14802 (output_asm_insn): Add a space after the tab if 'output_in_slot'
14804 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
14806 (output_sibcall): Likewise.
14808 2004-09-03 Jan Hubicka <jh@suse.cz>
14810 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
14811 * tree-ssanames (init_ssanames): Likewise.
14813 2004-09-03 Ziemowit Laski <zlaski@apple.com>
14815 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
14816 objc_declare_protocols, objc_start_protocol,
14817 objc_start_class_interface, objc_start_category_interface,
14818 objc_continue_interface, objc_finish_interface,
14819 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
14820 objc_start_class_implementation, objc_start_category_implementation,
14821 objc_continue_implementation, objc_finish_implementation,
14822 objc_add_method_declaration, objc_start_method_definition,
14823 objc_finish_method_definition, objc_build_keyword_decl,
14824 objc_build_method_signature, objc_build_encode_expr,
14825 objc_build_protocol_expr, objc_build_selector_expr,
14826 objc_build_message_expr, objc_build_string_object,
14827 objc_get_class_reference, objc_get_protocol_qualified_type,
14828 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
14830 2004-09-03 James E Wilson <wilson@specifixinc.com>
14832 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
14834 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
14835 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
14836 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
14837 (mips_recip1_<fmt>): Use frdiv1 type.
14838 (mips_recip2_<fmt>): Use frdiv2 type.
14839 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
14840 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
14842 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
14844 2004-09-03 Daniel Jacobowitz <dan@debian.org>
14846 * reload.c (find_reloads): Swap operand_loc pointers for
14847 find_dummy_reload if we have swapped two operands.
14849 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
14851 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
14852 to get the tablejump-insn before the jump-table label.
14854 2004-09-03 Ziemowit Laski <zlaski@apple.com>
14856 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
14857 objc_declare_protocols, objc_build_message_expr,
14858 objc_finish_message_expr, objc_build_selector_expr,
14859 objc_build_protocol_expr, objc_build_encode_expr,
14860 objc_build_string_object, objc_get_protocol_qualified_type,
14861 objc_get_class_reference, objc_get_class_ivars,
14862 objc_start_class_interface, objc_start_category_interface,
14863 objc_start_protocol, objc_continue_interface, objc_finish_interface,
14864 objc_start_class_implementation, objc_start_category_implementation,
14865 objc_continue_implementation, objc_finish_implementation,
14866 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
14867 objc_add_method_declaration, objc_start_method_definition,
14868 objc_finish_method_definition, objc_add_instance_variable,
14869 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
14870 objc_finish_try_stmt, objc_begin_catch_clause,
14871 objc_finish_catch_clause, objc_build_finally_clause,
14872 objc_build_synchronized, objc_static_init_needed_p,
14873 objc_generate_static_init_call): New prototypes.
14875 2004-09-03 Steve Ellcey <sje@cup.hp.com>
14877 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
14879 (ia64_function_value): Ditto.
14881 2004-09-03 Jan Beulich <jbeulich@novell.com>
14883 * config.gcc: Resurrect NetWare as a target. Handle special case of
14884 Novell linker to be used (specified through --with-ld=) and threading
14885 model of either Posix (default) or NKS.
14886 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
14887 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
14888 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
14889 * config/i386/netware.c, config/i386/netware.h: New.
14890 * config/i386/nwld.c, config/i386/nwld.h: New.
14891 * config/i386/netware-crt0.c: New.
14892 * config/i386/netware-libgcc.c: New.
14893 * config/i386/netware-libgcc.def: New.
14894 * config/i386/netware-libgcc.exp: New.
14895 * config/i386/t-netware, config/i386/t-nwld: New.
14897 * doc/install.texi: Document NKS threading model.
14899 2004-09-03 Jan Beulich <jbeulich@novell.com>
14902 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
14903 * tree.h (initial_max_fld_align): Declare
14904 * stor-layout.c (initial_max_fld_align): Define and initialize.
14905 (maximum_field_alignment): Initialize to the same value.
14906 * common.opt: Add -fpack-struct= variant of switch.
14907 * opts.c: Handle -fpack-struct= variant of switch.
14908 * c-pragma.c: Change #pragma pack() handling so that it becomes
14909 compatible to other compilers: accept individual 'push' argument,
14910 make final pop restore (command line) default, correct interaction
14911 of push/pop and sole specification of a new alignment (so that the
14912 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
14913 to #pragma pack(push, <n>).
14914 * doc/extend.texi: New node "Structure-Packing Pragmas" under
14915 "Pragmas", describing #pragma pack.
14916 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
14917 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
14918 Document new TARGET_DEFAULT_PACK_STRUCT.
14920 2004-09-03 Devang Patel <dpatel@apple.com>
14922 * dwarf2out.c (gen_field_die). Equate decl number to die.
14924 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
14927 * global.c (modify_reg_pav): New function.
14928 (make_accurate_live_analysis): Call the new function. Move pavin
14929 modification by earlyclobber set into the new function.
14931 2004-09-03 Andreas Schwab <schwab@suse.de>
14933 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
14934 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
14937 2004-09-02 Jan Beulich <jbeulich@novell.com>
14939 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
14940 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
14941 not unwind code specific ones.
14942 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
14943 Remove unwind code specific dependencies.
14944 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
14945 Remove gbl-ctors.h.
14946 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
14947 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
14948 * tsystem.h: Declare memcpy and memset when inhibit_libc.
14950 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
14952 * combine.c (try_combine): Delay modifying of insns which cannot
14955 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
14957 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
14959 * gcc/tree-ssa-loop.c: Ditto
14960 * gcc/tree-ssa-loop-ivcanon.c: Ditto
14961 * gcc/doc/invoke.texi: Ditto.
14963 2004-09-02 Ziemowit Laski <zlaski@apple.com>
14965 * c-decl.c (store_parm_decls_newstyle): Make static.
14966 (store_parm_decls_from): New function.
14967 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
14968 (store_parm_decls_from): New prototype.
14970 2004-09-02 David Edelsohn <edelsohn@gnu.org>
14972 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
14973 HImode with STRICT_ALIGNMENT.
14975 2004-09-02 Mark Mitchell <mark@codesourcery.com>
14977 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
14978 (TARGET_OS_CPP_BUILTINS): Likewise.
14979 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
14980 TARGET_BPABI_CPP_BUILTINS.
14982 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
14984 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
14986 2004-09-02 Eric Christopher <echristo@redhat.com>
14988 * builtins.c (expand_builtin_cabs): Delete.
14989 (expand_builtin): If unable to fold the values do a normal
14990 library call for builtin_cab*.
14991 (fold_builtin_cabs): Depend on optimize and optimize_size.
14992 * optabs.c (expand_cmplxdiv_straight): Delete.
14993 (expand_cmplxdiv_wide): Ditto.
14994 (expand_vector_binop): Ditto.
14995 (expand_vector_unop): Ditto.
14996 (expand_complex_abs): Delete.
14997 (expand_binop): Remove calls to above functions.
14998 Remove open coding of complex arithmetic.
14999 (expand_unop): Ditto.
15000 * optabs.h: Remove prototypes.
15002 2004-09-02 Ziemowit Laski <zlaski@apple.com>
15004 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
15005 * c-tree.h (store_parm_decls_newstyle): New prototype.
15007 2004-09-02 Geoffrey Keating <geoffk@apple.com>
15009 * config/rs6000/rs6000.c (expand_block_clear): Use vector
15010 instructions if available.
15011 (expand_block_move): Likewise.
15013 2004-09-03 Jan Hubicka <jh@suse.cz>
15015 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
15017 2004-09-02 Mark Mitchell <mark@codesourcery.com>
15019 * config/arm/symbian.h (LIB_SPEC): Define to empty.
15020 * config/arm/t-symbian (SHLIB_LC): Likewise.
15022 2004-09-02 Paul Brook <paul@codesourcery.com>
15024 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
15026 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
15028 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
15029 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
15030 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
15031 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
15032 (mips_issue_rate): Remove unreachable abort.
15033 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15034 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
15035 (mips_block_move_straight, print_operand_address, mips_file_start)
15036 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
15037 (mips_output_conditional_branch, mips_expand_builtin_direct)
15038 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
15039 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
15042 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
15044 * config/mips/mips.md (*lea_high64): Change split condition to
15045 flow2_completed. Add a peephole2 to generate a more parallel version.
15047 2004-09-02 Jan Hubicka <jh@suse.cz>
15049 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
15052 * ggc-page.c: include tree-flow.h.
15053 (extra_order_size_table): Add stmt_ann_d.
15054 (STAT_LABEL): Rename from ....
15055 (LABEL): ... this one.
15056 * Makefile.in (ggc-page.o): Add dependency.
15058 * ggc-common.c (ggc_force_collect): New global variable.
15059 (loc_description): Add fields "freed", "collected"
15060 (ptr_hash): New static hash
15061 (ptr_hash_entry): New structure.
15062 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
15063 (ggc_record_overhead): Take ptr argument, record it
15064 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
15065 (cmp_statistics): Imrove sorting.
15066 (dump_ggc_loc_statistics): Output newly collected statistics
15067 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
15068 (ggc_free): Call ggc_free_overhead.
15069 (ggc_collect): Force collection when asked to be forced.
15070 (ggc_collect): Call ggc_prune_overhead_list.
15071 * ggc.h (ggc_force_collect): Declare
15072 (ggc_record_overhead): Update prototype.
15073 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
15075 2004-09-02 James E Wilson <wilson@specifixinc.com>
15077 * common.opt (ftrapping-math): Default to on.
15079 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
15081 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
15083 2004-09-02 Denis Chertykov <denisc@overta.ru>
15086 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
15088 (*movmemqi_insn): Likewise.
15089 (*movmemhi): Likewise.
15090 (clrmemhi): Likewise.
15091 (*clrmemqi): Likewise.
15092 (*clrmemhi): Likewise.
15094 2004-09-02 Paul Brook <paul@codesourcery.com>
15096 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
15097 default_use_cxa_atexit=yes.
15099 2004-09-02 Alan Modra <amodra@bigpond.net.au>
15101 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
15102 (struct kernel_old_ucontext): Delete.
15103 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
15104 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
15107 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
15109 * toplev.c (process_options): Fix typo.
15111 2004-09-01 Richard Henderson <rth@redhat.com>
15113 PR middle-end/17258
15114 * calls.c (initialize_argument_information): Tighten pass-through
15115 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
15116 Use build_fold_addr_expr.
15117 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
15118 that assumes ADDR_EXPR allocates stack space.
15119 * fold-const.c (build_fold_addr_expr_with_type): Look through
15122 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
15124 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
15125 * ggc.h (ggc_alloc_rtx): Delete.
15127 2004-09-01 Roger Sayle <roger@eyesopen.com>
15129 * expmed.c (enum alg_code): Remove long unused enumeration values.
15130 (struct mult_cost): New structure to hold the "score" of a synthetic
15131 multiply sequence, including both a rtx_cost and a latency field.
15132 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
15133 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
15134 (struct algorithm): Change type of cost field to be mult_cost.
15135 (synth_mult): Change type of cost_limit argument to be a
15136 pointer to a mult_cost. Update all cost comparisons to use the
15137 new mult_cost infrastructure. For alg_add_factor and
15138 alg_sub_factor operations, latency is lower than the rtx_cost.
15139 (choose_mult_variant): Update calls to synth_mult. Perform
15140 cost comparisons using the new mult_cost infrastructure.
15141 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
15142 to optain the total rtx_cost of a synth_mult "algorithm".
15144 2004-09-01 David Edelsohn <edelsohn@gnu.org>
15146 * config/rs6000/power4.md: Increase store latency to 12.
15147 * config/rs6000/power5.md: Same.
15149 2004-09-01 James E Wilson <wilson@specifixinc.com>
15152 * config/avr/avr.c (avr_unique_section): Delete prototype and
15154 (TARGET_ASM_UNIQUE_SECTION): Delete.
15156 2004-09-01 Ziemowit Laski <zlaski@apple.com>
15158 * c-parse.in (primary): Call objc_build_message_expr(),
15159 objc_build_selector_expr(), objc_build_protocol_expr(),
15160 objc_build_encode_expr() and objc_build_string_object() instead of
15161 build_message_expr(), build_selector_expr(), build_protocol_expr(),
15162 build_encode_expr() and build_objc_string_object(), respectively.
15163 (component_decl_list2): Call objc_get_class_ivars() instead of
15164 get_class_ivars_from_name().
15165 (keyworddecl): Call objc_build_keyword_decl() instead of
15166 build_keyword_decl().
15167 (receiver): Call objc_get_class_reference() instead of
15168 get_class_reference().
15169 (reswords): Add blank line before @@ifobjc section, for clarity.
15171 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
15173 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
15176 2004-09-01 Wu Yongwei <adah@sh163.net>
15177 Danny Smith <dannysmith@users.sourceforge.net>
15179 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
15180 not Windows 'DWORD'.
15181 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
15182 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
15183 (__gthr_win32_recursive_mutex_init_function): Add prototype for
15184 __GTHREAD_HIDE_WIN32API case..
15185 (__gthr_win32_recursive_mutex_lock): Likewise.
15186 (__gthr_win32_recursive_mutex_trylock): Likewise.
15187 (__gthr_win32_recursive_mutex_unlock): Likewise.
15188 (__gthread_recursive_mutex_init_function); Add definition for
15189 __GTHREAD_HIDE_WIN32API case.
15190 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
15191 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
15192 call to InterlockedDecrement.
15194 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15196 * tree-tailcall.c (find_tail_calls): Also fail is statement has
15199 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
15201 * doc/c-tree.texi: Document new operands for ARRAY_REF and
15204 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15206 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
15207 * common.opt (fspeculative-prefetching): New.
15208 * flags.h (flag_speculative_prefetching_set): Declare.
15209 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
15211 * opts.c (flag_sepculative_prefetching_set): New variable.
15212 (common_handle_option): Handle -fspeculative-prefetching.
15213 * passes.c (rest_of_compilation): Ditto.
15214 * profile.c (instrument_values, compute_value_histograms, branch_prob):
15215 Use vectors instead of arrays.
15216 * toplev.c (process_options): Handle -fspeculative-prefetching.
15217 * rtl-profile.c: Include ggc.h.
15218 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
15219 rtl_gen_one_value_profiler_no_edge_manipulation,
15220 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
15222 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
15223 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
15225 * value-prof.c: Include ggc.h.
15226 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
15228 (insn_prefetch_values_to_profile, find_mem_reference_1,
15229 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
15230 speculative_prefetching_transform): New.
15231 (value_profile_transformations): Call speculative_prefetching_transform.
15232 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
15233 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
15234 tree_find_values_to_profile, find_values to profile): Use vectors
15236 (free_profiled_values): Removed.
15237 * value-prof.h (struct histogram_value): Renamed to
15238 struct histogram_value_t.
15239 (histogram_value, histogram_values): New types.
15240 (find_values_to_profile): Declaration changed.
15241 (free_profiled_values): Removed.
15242 (struct profile_hooks): Type of argument of the hooks changed to
15244 * doc/invoke.texi (-fspeculative-prefetching): Document.
15246 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15248 PR rtl-optimization/16408
15249 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
15251 2004-09-01 Richard Henderson <rth@redhat.com>
15253 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
15254 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
15256 2004-09-01 Jakub Jelinek <jakub@redhat.com>
15258 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
15260 2004-09-01 Mike Stump <mrs@apple.com>
15262 * config/darwin.c (machopic_symbol_defined_p): In addition to
15263 being SYMBOL_REF_LOCAL_P, a symbol must also be
15264 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
15265 defined in this output file, or translation unit in the case
15266 of IMA not being used.
15267 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
15268 never need .indirect_symbol when indirecting.
15270 2004-09-01 Jakub Jelinek <jakub@redhat.com>
15272 * Makefile.in (bb-reorder.o): Add several dependencies.
15274 2004-09-01 Jakub Jelinek <jakub@redhat.com>
15276 * fold-const.c (operand_equal_p): Require equal sign also for
15277 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
15279 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
15281 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
15282 for use in configargs.h. Put the cname in a separate variable. Use
15283 that to set target_cpu_default2.
15285 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
15286 Nick Clifton <nickc@redhat.com>
15288 * config/sh/sh.md ("length"): Increase branch length when
15289 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
15290 constant, 2 byte for aligning the constant.
15292 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
15294 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
15296 (arm7tdmi-s): New CPU name.
15297 * arm/arm.c (ARM_CORE): Update for new format.
15298 * arm/arm.h (ARM_CORE): Likewise.
15299 * arm/gentune.sh: Update for extra field.
15300 * config.gcc: Likewise.
15301 * arm/arm-tune.md: Regenerate.
15302 * doc/invoke.texi: Document the real processor names for ARM cpus.
15304 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
15306 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
15307 (floatdidf): New functions.
15308 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
15309 (floatdisf): New functions.
15310 * t-arm-elf: Use them.
15312 2004-09-01 Ziemowit Laski <zlaski@apple.com>
15314 * c-common.h (lookup_interface): Remove prototype.
15315 (is_class_name): Rename to objc_is_class_name.
15316 (lookup_objc_ivar): Rename to objc_lookup_ivar.
15317 (get_current_scope): Rename to objc_get_current_scope.
15318 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
15319 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
15320 (yylexname): Call objc_is_class_name() instead of is_class_name().
15321 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
15322 instead of lookup_objc_ivar().
15323 * stub-objc.c (lookup_interface): Remove stub.
15324 (is_class_name): Rename to objc_is_class_name.
15325 (lookup_objc_ivar): Rename to objc_lookup_ivar.
15327 2004-08-31 Mark Mitchell <mark@codesourcery.com>
15329 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
15330 * config/arm/lib1funcs.asm: Do not include supplemental .S files
15331 when compiling for Symbian.
15332 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
15333 (TARGET_OS_CPP_BUILTINS): Likewise.
15334 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
15336 2004-08-31 Stan Shebs <shebs@apple.com>
15338 * toplev.c (process_options): Ensure debug_hooks is initialized.
15340 2004-08-31 Mark Mitchell <mark@codesourcery.com>
15342 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
15343 * target.h (cxx): Add export_class_data.
15344 * config/arm/arm.c (arm_cxx_export_class_data): New function.
15345 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
15346 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
15348 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
15350 * config/sh/sh.c (output_branch): Check the insn length possibly
15351 in the delayed slot.
15353 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15355 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
15357 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
15359 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
15360 (c_sizeof_of_alignof_type): Likewise.
15361 * expr.c (array_ref_element_size): Likewise.
15362 (highest_pow2_factor_for_target): Likewise.
15363 * gimplify.c (canonicalize_addr_expr): Likewise.
15364 (gimplify_compound_lval): Likewise.
15365 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
15366 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15367 * varasm.c (assemble_variable): Likewise.
15368 (output_constant_def_contents): Alignments are unsigned.
15370 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15371 Jeff Law <law@redhat.com>
15373 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
15376 2004-08-31 Mark Mitchell <mark@codesourcery.com>
15378 * hooks.c (hook_bool_void_true): New function.
15379 * hooks.h (hook_bool_void_true): Declare.
15380 * target-def.h (TARGET_CXX): Add
15381 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
15382 * target.h (struct cxx): Add key_method_may_be_inline.
15383 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
15385 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
15386 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
15389 2004-08-31 Denis Chertykov <denisc@overta.ru>
15392 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
15393 frame pointer register only in Pmode while reload in progress.
15395 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
15398 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
15399 because it breaks the 32-bit shift patterns that rely on a match_dup.
15401 2004-08-31 Matt Austern <austern@apple.com>
15403 * config/darwin.c (darwin_make_decl_one_only): Allocate section
15404 names once per compilation, instead of once per symbol.
15406 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
15408 * Makefile.in (build_subdir): New substitution.
15409 (fixinc.sh): Simplify heavily since fixincludes is already built.
15410 (stmp-fixinc): Depend on specs.ready.
15411 (install-mkheaders): Use new location of fixincludes.
15412 (clean): Do not descend into fixinc.
15413 (FORBUILD): Replace with ../$(build_subdir).
15414 * configure.ac (build_subdir): Substitute.
15415 (FORBUILD): Do not set.
15416 (all_outputs): Remove fixinc/Makefile.
15417 (default commands): Do not create links in fixinc.
15418 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
15419 the fixincludes configuration steps and substituting
15420 @FIXINCL@ in fixinc.in.
15421 * fixinc.in: New, from fixinc/fixincl.sh.
15423 * fixinc/*: Removed.
15425 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
15427 * attribs.c (strip_attrs): Remove.
15428 (split_specs_attrs): Move ...
15429 * c-decl.c: ... to here.
15430 * tree.h (split_specs_attrs, strip_attrs): Remove.
15431 * c-tree.h (split_specs_attrs): Declare.
15433 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
15435 * read-rtl.c: Disable RTL checking.
15436 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
15438 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
15440 * config/mips/mips.md (fcond): New code macro and attribute.
15441 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
15442 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
15443 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
15445 2004-08-30 Mark Mitchell <mark@codesourcery.com>
15448 2004-08-29 Mark Mitchell <mark@codesourcery.com>
15449 PR rtl-optimization/16590
15450 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
15452 2004-08-30 Andrew Pinski <apinski@apple.com>
15455 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
15456 * ChangeLog: Fix previous ChangeLog entry.
15459 * config.host (use_long_long_for_widest_fast_int): New, default is
15461 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
15462 * configure.ac: If use_long_long_for_widest_fast_int, then
15463 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
15464 * configure: Regenerate.
15465 * config.in: Regenerate.
15466 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
15467 New: widest integer type supported efficiently in hardware for the
15469 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
15470 HOST_BITS_PER_WIDEST_FAST_INT.
15471 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
15472 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
15473 HOST_WIDEST_FAST_INT
15474 instead of HOST_WIDE_INT.
15475 (HARD_REG_SET_LONGS): Likewise.
15476 (UHOST_BITS_PER_WIDE_INT): Likewise.
15477 Change the checks for the fast cases to be based on
15478 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
15480 2004-08-30 Steven Bosscher <stevenb@suse.de>
15482 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
15485 2004-08-30 Geoffrey Keating <geoffk@apple.com>
15491 * c-decl.c (grokdeclarator): Produce error for 'static' on local
15492 function declaration.
15494 2004-08-30 Richard Henderson <rth@redhat.com>
15496 * expr.c (array_ref_element_size): Force aligned_size back to
15498 (component_ref_field_offset): Similarly for aligned_offset.
15499 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
15500 low-bound, element-size, field-offset fields rather than
15503 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
15505 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
15508 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
15510 * c-tree.h (struct language_function): Add arg_info element.
15511 * c-decl.c (current_function_arg_info): New.
15512 (grokdeclarator, store_parm_decls): Use it instead of
15514 (c_push_function_context, c_pop_function_context): Save and
15517 2004-08-30 Richard Henderson <rth@redhat.com>
15519 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
15520 COMPONENT_REF to pointer arithmetic.
15521 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
15522 constant "c" as a valid constant initializer. Allow narrowing of
15523 differences against the same base object, for any base object.
15525 2004-08-30 Richard Henderson <rth@redhat.com>
15527 * expr.c (expand_expr_addr_expr): New.
15528 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
15530 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
15532 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
15533 (mips_fp_condition): New enum.
15534 (mips_fp_conditions): New array.
15535 (print_fcc_operand): Delete.
15536 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
15537 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
15538 (builtin_description): Add "cond" field.
15539 (DIRECT_BUILTIN): Initialize it.
15540 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
15541 into INSN and CODE. Initialize the "cond" field.
15542 (CMP_BUILTINS): Update accordingly.
15543 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
15544 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
15545 mips_fp_condition as argument. Make it the final operand of the
15546 comparison instruction.
15547 (mips_expand_builtin): Update accordingly.
15548 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
15549 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
15551 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
15552 Don't use the 'Q' operand prefix; just print the operand normally.
15553 (mips_cabs_*, mips_c_*): Delete, replacing with...
15554 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
15555 patterns. Split the 4s versions into 2 ps patterns after reload.
15557 2004-08-30 Richard Henderson <rth@redhat.com>
15559 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
15560 assuming an ADDR_EXPR is non-null.
15562 2004-08-30 Jason Merrill <jason@redhat.com>
15564 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
15566 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15568 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
15569 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
15570 gcc_assert and gcc_unreachable instead of abort.
15571 * alloc-pool.c (abort, fancy_abort): Remove.
15572 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
15573 gcc_assert or gcc_unreachable.
15574 * attribs.c (init_attributes, decl_attributes): Likewise.
15575 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
15576 mark_bb_for_unlikely_executed_section,
15577 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
15578 fix_crossing_unconditional_branches): Likewise.
15579 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
15580 bitmap_operation): Likewise.
15581 * bt-load.c (insn_sets_btr_p, augment_live_range,
15582 move_btr_def): Likewise.
15583 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
15584 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
15585 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
15586 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
15587 expand_builtin_memcmp, expand_builtin_args_info,
15588 std_gimplify_va_arg_expr, expand_builtin_unop,
15589 expand_builtin_fputs, expand_builtin_profile_func,
15590 expand_builtin_fork_or_exec, fold_builtin_bitop,
15591 fold_builtin_classify, fold_builtin_fputs): Likewise.
15593 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15595 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
15596 * gcov.c (abort): Remove undef.
15598 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
15599 (struct tree_binfo): Remove primary field.
15601 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
15603 * fixinc/Makefile.in (machname.h): Remove.
15604 (fixincl.x): Do not pass $@ to genfixes.
15605 * fixinc/genfixes: Remove code to produce machname.h.
15606 * fixinc/fixincl.sh: Move it here instead.
15607 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
15608 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
15609 return a bool indicating whether pz_mn_name_pat is NULL.
15610 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
15611 Declare extern C variables for the ENV_TABLE.
15612 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
15613 instead use the result of mn_get_regexps.
15614 * fixinc/fixtests.c: Likewise.
15616 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
15618 * configure.ac: Do not run fixincludes after stage1 during
15619 toplevel bootstrap.
15620 * configure: Regenerate.
15622 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
15624 * sched-deps.c (get_condition): Partially revert previous, by never
15625 trying to extract the condition from a condjump.
15627 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15629 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
15630 (handle_visibility_attribute, c_determine_visibility): Likewise.
15631 * c-common.h (my_friendly_assert): Remove.
15633 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
15635 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
15636 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
15637 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
15638 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
15639 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
15641 2004-08-30 Diego Novillo <dnovillo@redhat.com>
15643 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
15644 in COMPONENT_REF nodes.
15646 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
15649 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
15650 global_dc->warning_as_error_requested.
15651 * diagnostic.c (diagnostic_initialize): Tidy.
15652 * diagnostic.h (diagnostic_context::x_data): Remove
15653 (diagnostic_context::issue_warnings_are_errors_message): Rename
15654 from warnings_are_errors_message.
15655 (diagnostic_context::warning_as_error_requested): New.
15657 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
15659 * sched-deps.c (get_condition): Fix breakage in previous patch.
15661 2004-08-30 Paul Brook <paul@codesourcery.com>
15663 * doc/install.texi: Fix broken mpfr link.
15665 2004-08-29 David O'Brien <obrien@FreeBSD.org>
15667 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
15668 other FreeBSD platforms.
15670 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15672 * arm.h (REVERSE_CONDITION): Define.
15673 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
15675 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15677 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
15678 just the codes, call reversed_comparison_code ().
15679 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
15680 (not_reg_cond): Use reversed_comparison_code.
15681 (and_reg_cond): Likewise.
15682 * ifcvt.c (cond_exec_process_if_block): Likewise.
15683 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
15685 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15687 * sched-deps.c (get_condition): Rewrite using jump support functions.
15688 Use reversed_comparison_code.
15689 (conditions_mutex_p): Use reversed_comparison_code.
15691 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15693 * config/mips/mips.c (override_options): Disable hot/cold partitioning
15696 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15698 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
15699 (mips_function_type): Move to mips.c.
15700 * config/mips/mips.c (mips_builtin_type): New enum.
15701 (builtin_description): Replace code and ftype with builtin_type
15703 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
15704 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
15705 (CODE_FOR_mips_abs_ps): Define.
15706 (mips_bdesc): Use new macros.
15707 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
15708 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
15709 (mips_expand_builtin_direct): New function.
15710 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
15711 builtin. Replace boolean parameter with builtin_type.
15712 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
15713 (mips_expand_4s_compare_builtin): Delete, replacing with...
15714 (mips_expand_builtin_compare): ...this new function.
15716 2004-08-29 Mark Mitchell <mark@codesourcery.com>
15718 PR rtl-optimization/16590
15719 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
15721 2004-08-29 Diego Novillo <dnovillo@redhat.com>
15723 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
15724 * tree-ssa-propagate.c: Fix documentation.
15726 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15728 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
15729 (mov[sd]fcc): Likewise.
15731 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15733 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
15735 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15737 * config/mips/mips.md (divide_condition): New mode attribute.
15738 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
15739 (sqrt[sd]f3): Redefine using SCALARF.
15740 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
15743 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15745 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
15746 (loadx, storex, fmt, UNITMODE): New mode attributes.
15747 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
15748 (mul[sd]f3): Redefine using :SCALARF.
15749 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
15750 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
15751 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
15752 Check TARGET_FUSED_MADD for V2SF too.
15753 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
15754 were already named.
15755 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
15756 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
15758 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15760 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
15761 V2SF_type_node if it will be needed.
15763 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15765 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
15766 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
15767 (mips_prepare_builtin_target): New function.
15768 (mips_expand_builtin): Use them. Update calls to subroutines.
15769 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
15770 cmp_choice with a boolean argument to select between movt and movf.
15771 Take the comparison's icode as an argument, not the function's fcode.
15772 (mips_expand_compare_builtin): New function. Rename existing function
15773 to mips_expand_scalar_compare_builtin.
15774 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
15775 (mips_expand_ps_compare_builtin): Use the new functions. Take the
15776 comparison's icode as an argument, not the builtin's fcode.
15778 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15780 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
15781 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
15782 registers are false and -1 if all registers are true.
15783 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
15784 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
15785 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
15786 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
15787 (bc1any2t, bc1any2f): Likewise CCV2.
15788 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
15790 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15792 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
15793 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
15794 UNSPEC rather than an IF_THEN_ELSE.
15795 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
15796 mips_cond_move_tf_ps by name.
15798 2004-08-29 Chao-ying Fu <fu@mips.com>
15799 James E Wilson <wilson@specifixinc.com>
15801 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
15802 8 byte size and alignment. Give CCV4 16 byte size and alignment.
15803 * config/mips/mips-ps-3d.md: New file.
15804 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
15805 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
15806 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
15807 (mips_output_move): Emit "mov.ps" for V2SFmode.
15808 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
15810 (override_options): Check if TARGET_MIPS3D and there was an explicit
15811 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
15812 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
15813 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
15814 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
15815 and allow CCV2 and CCV4 to occupy two and four CC registers.
15816 (print_fcc_operand): New function.
15817 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
15818 %Z to call print_fcc_operand.
15819 (mips_function_value): Handle MODE_VECTOR_FLOAT.
15820 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
15821 (mips_vector_mode_supported_p): New function.
15822 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
15823 (builtin_description): New struct.
15824 (mips_bdesc): New array of struct builtin_description.
15825 (mips_expand_builtin, mips_init_builtins,
15826 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
15827 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
15829 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
15830 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
15831 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
15832 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
15833 "-mips3d", and "-mno-mips3d".
15834 (ASM_SPEC): Map -mips3d to -mips3d in gas.
15835 (EXTRA_CONSTRAINT_Y): New macro.
15836 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
15837 multi-letter constraint 'Y'.
15838 (CONSTRAINT_LEN): New macro.
15839 (enum mips_builtins): New for MIPS builtin functions.
15840 (enum mips_function_type): New for the types of MIPS builtin functions.
15841 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
15842 * config/mips/mips.md: New constants for paired single and MIPS-3D
15843 instructions. Include the new mips-ps-3d.md file.
15844 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
15845 movv2sf_hardfloat_64bit): New named patterns.
15846 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
15847 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
15848 sdxc1_v2sf_di): New unnamed patterns.
15849 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
15850 const_vector support.
15851 (const_0_or_1_operand): New predicate.
15852 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
15854 2004-08-29 Diego Novillo <dnovillo@redhat.com>
15856 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
15857 (tree-ssa-propagate.o): New rule.
15858 (GTFILES): Add tree-ssa-propagate.c.
15859 * tree-flow.h (struct stmt_ann_d): Remove field
15861 * tree-ssa-propagate.c: New file.
15862 * tree-ssa-propagate.h: New file.
15863 * tree-ssa-ccp.c: Re-write to use the routines from
15864 tree-ssa-propagate.c.
15866 2004-08-28 Andrew Pinski <apinski@apple.com>
15868 * tree-ssa-loop.c: Remove extra include of basic-block.h.
15870 2004-08-28 Ziemowit Laski <zlaski@apple.com>
15872 * c-common.h: Update comments about ObjC/ObjC++ entry points.
15873 (objc_is_reserved_word): New prototype.
15874 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
15875 separate section; these are call-backs.
15876 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
15877 ObjC/ObjC++ "@" keywords.
15878 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
15879 prototypes; they already live in c-common.h.
15880 * stub-objc.c: Update copyright notice.
15881 (objc_is_reserved_word): New stub.
15883 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
15885 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
15886 even when not checking.
15888 2004-08-27 Jason Merrill <jason@redhat.com>
15891 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
15892 (gimple_push_cleanup): Add eh_only parm.
15893 (gimplify_target_expr): Pass it.
15894 * c.opt (-fno-threadsafe-statics): New option.
15895 * c-opts.c (c_common_handle_option): Handle it.
15896 * c-common.h (flag_threadsafe_statics): Declare it.
15897 * c-common.c (flag_threadsafe_statics): Record it.
15898 * doc/invoke.texi: Document it.
15899 * tsystem.h (_GNU_SOURCE): Define.
15900 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
15901 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
15902 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
15903 (__gthread_recursive_mutex_init_function): New fn.
15904 (__gthread_recursive_mutex_lock): New fn.
15905 (__gthread_recursive_mutex_trylock): New fn.
15906 (__gthread_recursive_mutex_unlock): New fn.
15907 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
15908 * gthr-win32.h, gthr-vxworks.h: Likewise.
15909 * gthr.h: Document.
15911 2004-08-27 David Edelsohn <edelsohn@gnu.org>
15913 * config/rs6000/rs6000.c (rs6000_override_options): Increase
15914 maximum skip to 15. Set function alignment, jump alignment, and
15915 loop alignment to 16 for processors that form dispatch groups.
15916 (rs6000_rtx_costs): outer_code is used.
15918 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
15920 * stor-layout.c (sizetype_set): Remove.
15921 (set_sizetype): Don't test or set it.
15923 * tree.h (size_int_type): Remove.
15924 * fold-const.c: Do not #include gt-fold-const.h.
15925 (size_htab_hash, size_htab_eq): Remove.
15926 (size_int_kind): Use build_int_cst.
15927 (new_const, size_htab): Remove.
15928 (size_int_type): Remove.
15929 (round_up): Use build_int_cst.
15930 (round_down): Likewise. Remove spurious constant build.
15932 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
15934 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
15935 Add is_release variable, use it for --enable-werror and
15936 --enable-checking defaults.
15937 * system.h (gcc_assert, gcc_unreachable): New.
15938 * doc/install.texi (--enable-checking): Update.
15939 * configure, config.in: Rebuilt.
15941 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
15943 * rtl.h (read_rtx): Change prototype.
15944 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
15945 line number. Return true on success.
15946 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
15947 callers accordingly.
15949 2004-08-26 Richard Henderson <rth@redhat.com>
15951 * c-typeck.c (build_offsetof): Remove.
15952 * c-tree.h (build_offsetof): Remove.
15953 * c-common.c (fold_offsetof_1, fold_offsetof): New.
15954 * c-common.h (fold_offsetof): Declare.
15955 * c-parse.in (offsetof_base): New.
15956 (offsetof_member_designator): Use it. Build references, not just
15958 (primary): Use fold_offsetof, not build_offsetof.
15960 2004-08-26 Richard Henderson <rth@redhat.com>
15962 * tree.c (staticp): Return the static object.
15963 * tree.h (staticp): Update decl.
15964 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
15965 * langhooks.c (lhd_staticp): Return NULL_TREE.
15966 * langhooks-def.h (lhd_staticp): Update decl.
15967 * c-common.c (c_staticp): Return the static object.
15968 * c-common.h (c_staticp): Update decl.
15970 2004-08-26 Richard Henderson <rth@redhat.com>
15972 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
15975 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
15978 * c-decl.c (struct c_binding): Add type and inner_comp fields.
15979 (bind): Set type and inner_comp fields.
15980 (pop_scope): Restore type of decl to the correct type from an
15981 outer scope. Give error when popping file scope for incomplete
15982 arrays completed incompatibly with default initialization in an
15984 (diagnose_mismatched_decls): Handle externs with initializers at
15986 (pushdecl): Set type of external declaration at block scope based
15987 only on the visible declarations. Save type when changing the
15988 type of a declaration. Merge an external declaration at block
15989 scope with a visible static declaration at file scope.
15990 (implicitly_declare): Give recycled old declaration the new type
15991 except for incompatible declarations of built-in functions, saving
15994 2004-08-26 Ziemowit Laski <zlaski@apple.com>
15996 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
15998 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
16000 * tree-alias-common.c (gate_pta): New function.
16001 (pass_build_pta): Use it.
16002 (pass_del_pta): Use it.
16003 (delete_alias_vars): Don't check flag_tree_points_to.
16005 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
16007 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
16008 TFmode as additional register mode cloberred by call.
16010 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
16012 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
16013 parallel pattern for library call returning DImode in
16016 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
16018 * config/rs6000/rs6000.c (function_arg): Generate parallel
16019 pattern for more split args.
16021 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
16023 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
16024 either gen_movdi_di_update or gen_movdi_si_update depending on
16026 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
16027 to generate two versions.
16029 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
16031 * Makefile.in (lambda-code.o): New.
16032 (lambda-trans.o): Ditto.
16033 (TREE_DATA_REF_H): Ditto.
16035 (lambda-mat.o): Use LAMBDA_H.
16036 (tree-data-ref.o): Ditto.
16037 * lambda-code.c: New file. Lambda code generation algorithm.
16038 * lambda-trans.c: Ditto. Lambda transformation matrix support.
16039 * lambda.h: Add lambda loop structures.
16040 Add lambda loopnest structures.
16041 Add lambda body vector structure.
16042 Add lambda linear expression structures.
16043 Add prototypes for functions in new files.
16044 * lambda-mat.c: Include tree.h
16046 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
16047 Sebastian Pop <pop@cri.ensmp.fr>
16049 * tree-data-ref.h: Include lambda.h
16050 (free_dependence_relation): Declared here.
16051 (free_dependence_relations): Ditto.
16052 (free_data_refs): Ditto.
16053 * tree-data-ref.c (free_dependence_relation): New function.
16054 (free_dependence_relations): Ditto.
16055 (free_data_refs): Ditot.
16056 (analyze_all_data_dependences): Free datarefs and dependence_relations.
16057 (build_classic_dist_vector): Store in the dependence_relations the
16058 information. Each arc in the dependence_relations graph is labelled
16059 with the distance and direction vectors.
16060 (build_classic_dir_vector): Ditto.
16061 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
16062 Now computes again the whole dependence graph including read-read
16064 (compute_data_dependences_for_loop): Now dependence_relations contains
16065 all the data, and thus it doesn't need to initialize the classic_dir
16066 and classic_dist vectors.
16067 (analyze_all_data_dependences): Adjusted for using the new interface of
16068 compute_data_dependences_for_loop. Remove the statistics dump.
16070 2004-08-26 Bob Wilson <bob.wilson@acm.org>
16072 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
16073 (xtensa_expand_block_move): Update comment.
16074 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
16076 2004-08026 Richard Earnshaw <rearnsha@arm.com>
16079 * toplev.c (crash_signal): If we crashed while emitting
16080 a user asm, then die more gracefully.
16082 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
16085 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
16086 checking for a valid constant, regardless of sign.
16088 2004-08-25 Richard Henderson <rth@redhat.com>
16091 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
16092 if the constant satisfies add_operand.
16094 2004-08-25 Richard Henderson <rth@redhat.com>
16097 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
16098 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
16099 unwind info for >16-bit frames.
16101 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
16104 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
16106 2004-08-25 Richard Henderson <rth@redhat.com>
16108 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
16109 (TARGET_CANNOT_FORCE_CONST_MEM): New.
16111 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
16113 * doc/tree-ssa.texi: Document new operand iterator.
16115 2004-08-26 Alan Modra <amodra@bigpond.net.au>
16118 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
16119 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
16122 2005-08-28 Paul Brook <paul@codesourcery.com>
16124 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
16125 -mfpu=vfp -march=armv5t
16126 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
16128 2004-08-25 Richard Henderson <rth@redhat.com>
16130 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
16131 * target.h (struct gcc_target): Add scalar_mode_supported_p.
16132 * targhooks.c (default_scalar_mode_supported_p): New.
16133 * targhooks.h (default_scalar_mode_supported_p): Declare.
16134 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
16136 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
16137 before attempting to create types. Tidy.
16138 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
16140 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
16141 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
16143 2004-08-25 Richard Henderson <rth@redhat.com>
16145 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16146 set REAL_MODE_FORMAT for TFmode.
16148 2004-08-25 Ziemowit Laski <zlaski@apple.com>
16150 * c-decl.c (grokparm): New function.
16151 * c-tree.h (grokparm): New prototype.
16153 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
16155 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
16156 iterator controlling structure.
16157 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
16158 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
16159 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
16161 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
16162 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
16163 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
16164 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
16165 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
16166 Empty operand pointers.
16167 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
16168 (op_iter_next_use): New. Return next use_operand_p.
16169 (op_iter_next_def): New. Return next def_operand_p.
16170 (op_iter_next_tree): New. Return next operands as a tree.
16171 (op_iter_init): New. Initialize an iterator structure.
16172 (op_iter_init_use): New. Initialize structure and get the first use.
16173 (op_iter_init_def): New. Initialize structure and get the first def.
16174 (op_iter_init_tree): New. Initialize structure and get the first tree.
16175 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
16176 (op_iter_init_maydef): New. Initialize structure and get the first
16177 V_MAY_DEF operands.
16178 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
16179 * tree-dfa.c (compute_immediate_uses_for_stmt,
16180 redirect_immediate_uses): Use new operand iterator.
16181 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
16182 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
16183 operands instead of using *_disappeared_p routines.
16184 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
16185 ssa_rewrite_stmt): Use new operand iterator.
16186 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
16187 rewrite_trees): Use new operand iterator.
16188 * tree-pretty-print.c (dump_vops): Use new operand iterator.
16189 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
16190 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
16191 dump_points_to_info): Use new operand iterator.
16192 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
16193 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
16195 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
16196 propagate_necessity): Use new operand iterator.
16197 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
16198 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
16199 a parameter instead of a stmt_ann_t.
16200 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
16201 build_tree_conflict_graph): Use new operand iterator.
16202 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
16203 rewrite_mem_refs): Use new operand iterator.
16204 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
16205 check_loop_closed_ssa_use): Use new operand iterator.
16206 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
16207 * tree-ssanames.c (release_defs): Use new operand iterator.
16208 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
16210 2004-08-25 Adam Nemet <anemet@lnxw.com>
16212 * tlink.c (initial_cwd): New variable.
16213 (tlink_init): Initialize it.
16214 (recompile_files): Use tlink_execute() instead of system(). Don't
16215 duplicate verbose output of collect_execute. Restore initial_cwd.
16216 Update comment before the function.
16218 2004-08-25 Ziemowit Laski <zlaski@apple.com>
16220 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
16221 accept) a cast from one Objective-C pointer type to another.
16223 2004-08-25 Paolo Carlini <pcarlini@suse.de>
16225 * doc/install.texi: Document that libstdc++-v3 requires
16226 now automake 1.9.1.
16228 2004-08-25 Caroline Tice <ctice@apple.com>
16230 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
16231 to comments at start of function.
16232 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
16234 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
16235 merge_blocks_move_predecessor_nojumps,
16236 merge_blocks_move_successor_nojumps, merge_blocks_move,
16237 try_crossjump_to_edge, try_crossjump_bb): Likewise.
16238 * cfglayout.c (fixup_reorder_chain): Likewise.
16239 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
16240 cfg_layout_can_merge_blocks_p): Likewise.
16241 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
16242 * passes.c (rest_of_compilation): Update comments for calling
16243 optimization that partitions hot/cold basic blocks.
16244 * doc/invoke.texi: Update documentation of
16245 freorder-blocks-and-partition flag.
16247 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
16249 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
16250 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
16252 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
16254 * config/mips/mips.md (any_shift): New code macro.
16255 (optab, insn): New code attributes.
16256 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
16257 Use the standard rather than internal patterns for the MIPS16
16258 double-shift optimization.
16259 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
16260 Redefine using :GPR and any_shift.
16261 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
16262 to cover all three shifts.
16263 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
16264 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
16265 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
16267 2004-08-24 Geoffrey Keating <geoffk@apple.com>
16269 * gimplify.c (lookup_tmp_var): Separate temporaries when not
16272 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16274 PR libstdc++/17005 (fix for HP-UX 11.11)
16275 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
16276 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
16277 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
16278 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
16279 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
16280 (LINK_SPEC): Handle march=1.0 option.
16281 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
16282 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
16283 (SUBTARGET_OPTIONS): New define.
16284 (LINK_SPEC): Handle march=1.0 option.
16285 (STARTFILE_SPEC): New define.
16286 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
16287 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
16288 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
16289 (SUBTARGET_OPTIONS): New define.
16290 (LINK_SPEC): Handle march=1.0 option.
16291 (STARTFILE_SPEC): New define.
16292 * config/pa/pa.c (override_options): Add code to process -munix= option.
16293 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
16294 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
16296 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
16297 (SUBTARGET_OPTIONS): Provide default define.
16298 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
16299 STANDARD_STARTFILE_PREFIX_2): New defines.
16300 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
16301 (ENDFILE_SPEC): Use %O.
16302 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
16303 Mention issue caused by changing namespace and runtime to UNIX 95/98.
16304 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
16305 Document -munix=std option.
16307 2004-08-25 Steven Bosscher <stevenb@suse.de>
16309 * cse.c (cse_around_loop, cse_check_loop_start,
16310 cse_set_around_loop): Remove.
16311 (cse_basic_block): Remove the around_loop argument.
16312 (cse_end_of_basic_block): Remove the after_loop argument.
16313 (cse_main): Likewise.
16314 * rtl.h (cse_main): Update prototype.
16315 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
16316 rest_of_handle_gcse): Update cse_main calls.
16318 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
16320 * tree.h (build_int_cst): New, sign extended constant.
16321 (build_int_cstu): New, zero extended constant.
16322 (build_int_cst_wide): Renamed from build_int_cst.
16323 * tree.c (build_int_cst, build_int_cstu): New.
16324 (build_int_cst_wide): Renamed from build_int_cst.
16325 (make_vector_type, build_common_tree_nodes,
16326 build_common_tree_nodes_2): Adjust build_int_cst calls.
16327 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
16328 expand_builtin_strpbrk, expand_builtin_fputs,
16329 build_string_literal, expand_builtin_printf,
16330 expand_builtin_sprintf, fold_builtin_classify_type,
16331 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
16332 fold_builtin_toascii, fold_builtin_isdigit,
16333 simplify_builtin_strstr, simplify_builtin_strpbrk,
16334 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
16335 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
16336 DEF_ATTR_INT): Likewise.
16337 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
16339 * c-lex.c (interpret_integer, lex_charconst): Likewise.
16340 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
16341 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16342 * c-typeck.c (really_start_incremental_init, push_init_level,
16343 set_nonincremental_init_from_string): Likewise.
16344 * calls.c (load_register_parameters): Likewise.
16345 convert.c (convert_to_pointer): Likewise.
16346 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
16347 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
16348 build_gcov_info): Likewise.
16349 * except.c (init_eh, assign_filter_values): Likewise.
16350 * expmed.c (store_fixed_bit_field, extract_bit_field,
16351 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
16352 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
16353 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
16354 * expr.c (convert_move, emit_group_load, emit_group_store,
16355 expand_assignment, store_constructor, store_field,
16356 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
16357 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
16358 invert_truthvalue, optimize_bit_field_compare,
16359 decode_field_reference, all_ones_mask_p, constant_boolean_node,
16360 fold_div_compare, fold, fold_read_from_constant_string,
16361 fold_negate_const, fold_abs_const, fold_not_const, round_up,
16362 round_down): Likewise.
16363 * function.c (assign_parm_setup_block): Likewise.
16364 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
16366 * stor-layout.c (layout_type, initialize_sizetypes,
16367 set_min_and_max_values_for_integral_type): Likewise.
16368 * tree-chrec.c (chrec_fold_multiply_poly_poly,
16369 reset_evolution_in_loop): Likewise.
16370 * tree-chrec.h (build_polynomial_chrec): Likewise.
16371 * tree-complex.c (build_replicated_const): Likewise.
16372 * tree-eh.c (honor_protect_cleanup_actions,
16373 lower_try_finally_onedest, lower_try_finally_copy,
16374 lower_try_finally_switch): Likewise.
16375 * tree-mudflap.c (mf_build_string, mx_register_decls,
16376 mudflap_register_call, mudflap_enqueue_constant): Likewise.
16377 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
16378 * tree-pretty-print.c (dump_generic_node): Likewise.
16379 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
16381 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
16382 * tree-ssa-loop-niter.c (number_of_iterations_cond,
16383 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
16385 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
16386 canonicalize_loop_induction_variables): Likewise.
16387 * tree-vectorizer.c (vect_create_index_for_array_ref,
16388 vect_transform_loop_bound, vect_compute_data_ref_alignment):
16391 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
16392 alpha_gimplify_va_arg_1): Likewise.
16393 * config/arm/arm.c (arm_get_cookie_size): Likewise.
16394 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
16395 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16396 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
16397 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
16398 mips_gimplify_va_arg_expr): Likewise.
16399 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
16400 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
16401 add_compiler_branch_island): Likewise.
16402 * config/s390/s390.c (s390_va_start): Likewise.
16403 * config/sh/sh.c (sh_va_start): Likewise.
16404 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
16406 * config/xtensa/xtensa.c (xtensa_va_start,
16407 xtensa_gimplify_va_arg_expr): Likewise.
16409 * objc/objc-act.c (build_objc_string_object,
16410 build_objc_symtab_template, init_def_list, init_objc_symtab,
16411 init_module_descriptor, generate_static_references,
16412 build_selector_translation_table, get_proto_encoding,
16413 build_typed_selector_reference, build_selector_reference,
16414 build_next_objc_exception_stuff,
16415 build_method_prototype_list_template, generate_descriptor_table,
16416 generate_protocols, build_protocol_initializer,
16417 build_ivar_list_template, build_method_list_template,
16418 build_ivar_list_initializer, generate_ivars_list,
16419 generate_dispatch_table, generate_protocol_list,
16420 build_category_initializer, build_shared_structure_initializer,
16421 generate_shared_structures, handle_impent,
16422 generate_objc_image_info): Likewise.
16424 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
16426 * cfglayout.c (duplicate_insn_chain): Remove references to
16427 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
16428 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
16429 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
16430 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
16431 and NOTE_INSN_LOOP_CONT.
16432 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
16433 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
16434 and NOTE_INSN_LOOP_CONT.
16435 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
16436 check_dbra_loop, loop_dump_aux): Remove references to removed notes
16438 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
16439 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
16440 references to removed notes and fields.
16441 (subtract_reg_term, ujump_to_loop_cont): Remove.
16443 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
16445 * doc/install.texi: Document that libcpp does not require
16446 Automake any longer. Document that Automake 1.9.1 should
16449 2004-08-25 Zack Weinberg <zack@codesourcery.com>
16451 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
16452 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
16453 DWARF_DEBUGGING_INFO from choice-of-definition chain;
16454 restructure using C89 features (#elif, #error).
16455 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
16456 * config/sh/sh.h: Remove references to DWARF_DEBUG.
16457 * doc/invoke.texi: Remove references to DWARF version 1;
16458 clarify why -gdwarf-2<n> doesn't work.
16460 2004-08-25 Zack Weinberg <zack@codesourcery.com>
16462 * basic-block.h (BB_SET_PARTITION): Clear old value first.
16463 * cfg.c (clear_bb_flags): Don't clear partition setting.
16464 * ifcvt.c (find_if_case_1): Remove ??? comment.
16466 2004-08-25 Alan Modra <amodra@bigpond.net.au>
16469 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
16470 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
16471 current_function_stdarg in place of sysv_varargs_p.
16472 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
16475 2004-08-24 Richard Henderson <rth@redhat.com>
16478 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
16479 random codes within CONST.
16481 2004-08-24 James E Wilson <wilson@specifixinc.com>
16483 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
16484 -freorder-blocks-and-partition.
16486 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16488 PR middle-end/17044
16489 * tree-ssa-threadupdate.c (redirection_data): Make static.
16490 (thread_block): Use ggc_alloc_cleared to allocate struct
16491 redirection_data. Don't free elements in redirection_data.
16493 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16495 * config/mips/predicates.md (small_data_pattern): Match prefetches.
16497 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16499 PR tree-optimization/17016
16500 * tree-ssa-loop-niter.c (number_of_iterations_cond,
16501 number_of_iterations_exit): Use POINTER_TYPE_P instead
16502 of testing for POINTER_TYPE.
16504 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16506 * tree-ssa-loop-ivcanon.c: New file.
16507 * tree-ssa-loop-manip.c (create_iv): New function.
16508 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
16509 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
16510 * cfgloop.c (mark_single_exit_loops): New function.
16511 (verify_loop_structure): Verify single-exit loops.
16512 * cfgloop.h (struct loop): Add single_exit field.
16513 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
16514 (mark_single_exit_loops): Declare.
16515 (tree_num_loop_insns): Declare.
16516 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
16517 (duplicate_loop_to_header_edge): Use it.
16518 * common.opt (fivcanon): New flag.
16519 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
16520 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
16521 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
16522 (bsi_insert_on_edge_immediate): New function.
16523 * tree-flow.h (bsi_insert_on_edge_immediate,
16524 canonicalize_induction_variables, tree_unroll_loops_completely,
16525 create_iv): Declare.
16526 * tree-optimize.c (init_tree_optimization_passes): Add
16527 pass_iv_canon and pass_complete_unroll.
16528 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
16529 * tree-scalar-evolution.c (get_loop_exit_condition,
16530 get_exit_conditions_rec, number_of_iterations_in_loop,
16531 scev_initialize): Use single_exit information.
16532 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
16533 missing assumptions.
16534 (loop_niter_by_eval): Return number of iterations as unsigned
16536 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
16537 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
16538 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
16540 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
16541 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
16542 the defining statement is ready.
16543 * tree-vectorizer.c (vect_create_iv_simple): Removed.
16544 (vect_create_index_for_array_ref, vect_transform_loop_bound):
16546 (vect_transform_loop_bound): Use single_exit information.
16547 (vect_analyze_loop_form): Cleanup bogus tests.
16548 (vectorize_loops): Do not call flow_loop_scan.
16549 * tree.h (may_negate_without_overflow_p): Declare.
16550 * fold-const.c (may_negate_without_overflow_p): Split out from ...
16551 (negate_expr_p): ... this function.
16552 (tree_expr_nonzero_p): Handle overflowed constants correctly.
16553 * doc/invoke.texi (-fivcanon): Document.
16554 * doc/passes.texi: Document canonical induction variable creation.
16556 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16558 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
16559 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
16560 using the mode of the operand to decide between them.
16561 * config/mips/mips.md (MOVECC): New mode macro.
16562 (ccreg): New mode attribute.
16563 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
16564 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
16565 (mov[sd]icc): Redefine using :GPR.
16567 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16569 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
16570 (mips_prefetch_cookie): New function.
16571 * config/mips/mips.c (print_operand_address): Fix handling of
16573 (mips_emit_prefetch): Delete.
16574 (mips_prefetch_cookie): New function.
16575 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
16576 mode of QImode for the address_operand. Use mips_prefetch_cookie
16577 to calculate the first "pref" operand.
16578 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
16579 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
16581 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
16583 * arm.md: Include predicates.md.
16584 * predicates.md: New file.
16585 * arm.c (s_register_operand, arm_hard_register_operand)
16586 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
16587 (arm_immediate_operand, arm_neg_immediate_operand)
16588 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
16589 (arm_add_operand, arm_addimm_operand, arm_not_operand)
16590 (offsettable_memory_operand, alignable_memory_operand)
16591 (arm_reload_memory_operand, arm_float_rhs_operand)
16592 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
16593 (index_operand, shiftable_operator, logical_binary_operator)
16594 (shift_operator, equality_operator, arm_comparison_operator)
16595 (minmax_operator, cc_register, dominant_cc_register)
16596 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
16597 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
16598 (const_shift_operand, load_multiple_operation)
16599 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
16600 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
16601 (cirrus_register_operand, cirrus_fp_register)
16602 (cirrus_shift_const): Delete, replaced with equivalents in
16604 (shift_op): Handle ROTATE.
16605 * arm-protos.h: Delete declarations for above.
16606 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
16607 * t-arm (MD_INCLUDES): Add predicates.md.
16608 (s-preds): Depends on MD_INCLUDES.
16610 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16612 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
16613 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
16614 patterns. Redefine using :GPR. Give the match_operator a mode.
16615 Use '%2' rather than '%z2' for operand 2.
16617 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16619 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
16622 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16624 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
16625 of internal patterns.
16626 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
16628 (tablejump): Use expand_binop to calculate address. Adjust names
16629 of internal patterns.
16630 (tablejump[sd]i): Renamed from tablejump_internal[12].
16632 (tablejump_mips16[12]): Delete.
16634 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16636 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
16637 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
16638 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
16639 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
16640 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
16642 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16644 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
16645 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
16647 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
16648 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
16649 (*branch_equality[sd]i_inverted): Likewise
16650 branch_equality{,_di}_inverted.
16651 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
16652 Redefine using :GPR.
16654 2004-08-24 Zack Weinberg <zack@codesourcery.com>
16656 * rtl.def: Reorganize, placing all codes used only in machine
16657 descriptions at the end.
16659 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
16660 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
16661 rtx_name, rtx_format arrays by direct reference to rtl.def,
16662 first undefining GENERATOR_FILE. Define enum insn_note and
16663 note_insn_name array by direct reference to insn-notes.def.
16664 (adjust_field_rtx_def): Remove local definition of rtx_name.
16665 Use symbolic names for insn notes.
16666 * Makefile.in (gengtype.o): Update dependencies.
16668 2004-08-24 Zack Weinberg <zack@codesourcery.com>
16670 * basic-block.h (struct basic_block_def): Reorder fields to
16671 eliminate interior padding. Remove 'partition' field.
16672 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
16673 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
16674 (BB_COPY_PARTITION): New macros.
16675 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
16676 Replace all references to the 'partition' field of a basic
16677 block with new macros.
16679 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
16680 * final.c (final_scan_insn): Don't handle it.
16681 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
16682 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
16683 * sched-rgn.c (sched_is_disabled_for_current_region_p):
16684 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
16686 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
16688 * c-decl.c (c_init_decl_processing): Adjust
16689 build_common_tree_nodes call.
16690 * expmed.c (const_mult_add_overflow_p): Use
16691 build_distinct_type_copy.
16692 * stor-layout.c (early_type_list): Remove.
16693 (layout_type): Don't append to early_type_list.
16694 (initialize_sizetypes): Add signed_p argument.
16695 (set_sizetype): Overwrite the stub type nodes directly.
16696 * tree.c (copy_node_stat): Clear a type's value cache here ...
16697 (build_distinct_type): ... not here.
16698 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
16699 * tree.h (initialize_sizetypes): Add signed_p argument.
16700 (build_common_tree_nodes): Likewise.
16702 * objc/objc-act.c (get_static_reference): Use
16703 build_variant_type_copy.
16704 (get_protocol_reference): Likewise.
16705 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
16707 2004-08-24 Richard Henderson <rth@redhat.com>
16708 Andrew Pinski <apinski@apple.com>
16710 * gimplify.c (gimplify_array_ref_to_plus): Delete.
16711 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
16714 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
16715 ARRAY_REF also to get to the STRING_CST.
16717 2004-08-24 Paul Brook <paul@codesourcery.com>
16719 * config/arm/arm.c (arm_override_options): Update error message.
16720 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
16721 TARGET_HARD_FLOAT_ABI.
16722 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
16723 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
16725 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
16728 * config/m32r.md (movsi_sda): Add SI mode specification to
16731 2004-08-24 Nick Clifton <nickc@redhat.com>
16733 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
16734 of seth_add3_operand.
16736 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
16738 * Makefile.in (PROTO_OBJS): Add errors.o.
16739 * protoize.c (fancy_abort): Remove.
16740 * mips-tfile.c (fancy_abort): Add parameters.
16742 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
16744 * doc/trouble.texi (C++ misunderstandings): Fix example code.
16746 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
16748 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
16749 (host-default.o): Add dependency on HOOKS_H.
16750 * config/x-linux: Likewise.
16751 * config/x-solaris: Likewise.
16752 * config/i386/x-mingw32: Likewise.
16753 * config/rs6000/x-darwin: Likewise.
16755 2004-08-23 James E Wilson <wilson@specifixinc.com>
16757 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
16760 2004-08-23 Mark Mitchell <mark@codesourcery.com>
16763 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
16765 2004-08-23 Diego Novillo <dnovillo@redhat.com>
16767 * cfg.c (check_bb_profile): Fix typos.
16768 * function.c (assign_parm_is_stack_parm): Likewise.
16769 * tree-nested.c: Likewise.
16771 2004-08-23 Daniel Jacobowitz <dan@debian.org>
16773 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
16775 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
16777 2004-08-23 Eric Christopher <echristo@redhat.com>
16779 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
16780 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
16781 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
16783 * hooks.h: Include machmode.h.
16784 (hook_bool_mode_false): Declare.
16785 * hooks.c (hook_bool_mode_false): Define.
16786 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
16787 * stor-layout.c (layout_type): Ditto.
16788 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
16789 Define to target macro.
16790 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
16791 * config/arm/arm.c: Ditto. Use.
16792 * config/arm/arm.h: Ditto.
16793 * config/arm/arm-protos.h: Ditto.
16794 * config/i386/i386.c: Ditto.
16795 * config/i386/i386.h: Ditto.
16796 * config/rs6000/rs6000.c: Ditto.
16797 * config/rs6000/rs6000.h: Ditto.
16798 * config/sh/sh.c: Ditto.
16799 * config/sh/sh.h: Ditto.
16800 * config/sh/sh-protos.h: Ditto.
16801 * config/sh/sh.md: Use.
16802 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
16803 to TARGET_VECTOR_MODE_SUPPORTED_P.
16805 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
16807 * Makefile.in (BUILD_ERRORS): Set to build-errors.
16808 (errors.o): New target for host.
16809 (build-errors.o): New target for build.
16810 (genobjs): Replace errors.o with build-errors.
16811 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
16812 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
16813 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
16814 (fix-header.o): Add errors.h
16815 * collect2.c (fancy_abort): Add parameters.
16816 * collect2.h (fancy_abort): Don't declare.
16817 * errors.h (fancy_abort): Don't declare.
16818 * errors.c: Include either bconfig.h or config.h.
16819 (fancy_abort): Trim filename.
16820 * fix-header.c (v_fatal, fatal): Remove.
16821 (progname): Remove definition.
16822 (main): Set progname here.
16823 * gcc.c (fancy_abort): Add parameters.
16824 * gcc.h (fancy_abort): Remove declaration.
16825 * gcov.c (fancy_abort): Remove.
16826 * rtl.h (fancy_abort): Don't declare.
16827 (abort): Don't define.
16828 * tree.h (fancy_abort): Don't declare.
16829 (abort): Don't define.
16830 * system.h (fancy_abort): Declare.
16831 (abort): Define to fancy_abort.
16832 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
16834 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
16835 (usize_type, ubitsizetype): Remove.
16836 * stor-layout.c (set_sizetype): Don't initialize usizetype,
16838 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
16840 * tree.h (build_distinct_type_copy): New.
16841 (build_type_copy): ... here. Rename to ...
16842 (build_variant_type_copy): ... here.
16843 * tree.c (build_qualified_type): Rename build_type_copy call.
16844 (build_distinct_type_copy): New, broken out of ...
16845 (build_type_copy): ... here. Rename to ...
16846 (build_variant_type_copy): ... here. Use
16847 build_distinct_type_copy.
16848 (build_common_tree_nodes_2): Rename build_type_copy call.
16849 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
16851 (handle_packed_attribute, handle_unused_attribute,
16852 handle_transparanet_union_attribute, handle_aligned_attribute,
16853 handle_deprecated_attribute): Likewise.
16854 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
16856 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
16857 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
16858 build_distinct_type_copy.
16860 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16862 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
16865 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16867 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
16869 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
16870 formerly unnamed patterns. Redefine using :P for the address. Remove
16871 explicit length attributes.
16873 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16875 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
16877 (single_reachable_address): Use them.
16878 (schedule_sm): Add dump.
16879 (is_call_clobbered_ref): New function.
16880 (determine_lsm_reg): Check whether the reference is call clobbered.
16881 Only work for gimple_reg_type values.
16883 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16885 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
16886 $31 store insns. Redefine using :GPR.
16888 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16890 * config/mips/mips.md (P): New mode macro.
16891 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
16892 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
16893 Add mode attributes.
16895 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16897 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
16898 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
16899 later constants to cover the gap.
16900 (load, store): New mode attributes.
16901 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
16902 Use new unspec constants.
16904 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16906 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
16907 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
16908 to use register_operand rather than uns_arith_operand as the predicate
16909 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
16910 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
16911 Redefine using :GPR. Make same predicate change here. Extend the
16912 commutativity of operands 1 and 2 from the SImode version to the
16914 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
16915 but with no predicate changes.
16916 (*nor[sd]i3): Redefine using :GPR.
16918 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16920 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
16921 noreturn functions.
16923 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16925 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
16926 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
16927 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
16928 rather than "%z2" (with a fake const0_rtx for operand 2).
16929 (ffs[sd]i2): Redefine using :GPR.
16930 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
16932 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16934 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
16936 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16938 * config/mips/mips.md (any_extend): New code macro.
16939 (u, su): New code attributes.
16940 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
16941 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
16942 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
16943 (*{s,u}mul_acc_di): Redefine using any_extend.
16944 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
16945 to reflect real insn names.
16946 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
16947 with an any_extend template.
16948 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
16951 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16953 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
16954 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
16955 (mul[sd]i3_r4000): Redefine using :GPR.
16956 (mulsi3_mult3): Don't check TARGET_MAD separately.
16957 (muldi3_mult3): Moved after mulsi_mult3.
16959 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16961 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
16962 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
16963 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
16964 (TARGET_GAS, TARGET_MIPS_AS): Delete.
16965 (TARGET_GPWORD): Define to true for n32 on IRIX.
16966 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
16967 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
16968 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
16969 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
16970 (MDEBUG_ASM_SPEC): Delete, folding into...
16971 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
16972 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
16973 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
16974 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
16975 to define asm_abi_default_spec.
16976 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
16977 (TARGET_ASM_SELECT_SECTION): Delete.
16978 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
16979 for non-mips16 code, removing previous workaround for SGI assemblers.
16980 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
16981 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
16982 (override_options): Remove !TARGET_GAS and !have_named_sections code.
16983 (print_operand): Fold TARGET_GAS conditionals into asm strings.
16984 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
16985 ASM_STABS_OP and ASM_STABN_OP.
16986 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
16987 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
16988 (mips_output_function_prologue): Remove !TARGET_GAS code.
16989 (mips_select_rtx_section): Remove !have_named_sections code.
16990 (mips_select_section): Delete.
16991 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
16992 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
16993 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
16994 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
16995 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
16996 * config/mips/windiss.h (ASM_SPEC): Likewise.
16998 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
17000 * read-rtl.c (map_value, mapping, macro_group): New structures.
17001 (BELLWETHER_CODE): New macro.
17002 (modes, codes, bellwether_codes): New variables.
17003 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
17004 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
17005 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
17006 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
17007 (add_map_value, initialize_macros): New functions.
17008 (def_hash, def_hash_eq_p): Generalize to anything that points to,
17009 or starts with, a char * field.
17010 (find_macro, read_mapping, check_code_macro): New functions.
17011 (read_rtx_1): New, split out from read_rtx. Handle the new
17012 define_{mode,code}_{macro,attr} constructs. Use find_macro
17013 to parse the name of a code or mode. Use BELLWETHER_CODE to
17014 extract the format and to choose a suitable code for rtx_alloc.
17015 Modify recursive invocations to use read_rtx_1.
17016 (read_rtx): Call initialize_macros. Apply code and mode macros
17017 to the rtx returned by read_rtx_1. Cache everything after the
17018 first macro expansion for subsequent read_rtx calls.
17019 * doc/md.texi: Document new .md constructs.
17020 * config/mips/mips.md (GPR): New mode macro.
17021 (d, si8_di5): New mode attributes.
17022 (any_cond): New code macro.
17023 (add[sd]i3): Redefine using :GPR.
17024 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
17025 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
17026 previously unnamed MIPS16 patterns.
17027 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
17028 lines. Don't match (plus (const_int 0) ...).
17029 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
17030 Use a define_split to generate the addition.
17031 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
17032 (subsi3_internal): Delete.
17033 (*subsi3_extended): Renamed from subsi3_internal_2.
17034 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
17035 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
17036 using an any_cond template.
17038 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
17040 * read-rtl.c (read_rtx): Tidy use of format_ptr.
17042 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
17044 * read-rtl.c (string_obstack): New file-scope variable.
17045 (read_string, read_quoted_string, read_braced_string)
17046 (read_escape): Remove obstack parameter and use string_obstack instead.
17047 (read_rtx): Remove function-local rtl_obstack and initialize
17048 string_obstack instead. Update call to read_string.
17050 2004-08-22 Andrew Pinski <apinski@apple.com>
17053 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
17054 expression is not constant.
17055 (c_finish_return): Do not go through INDIRECT_REF when looking
17056 for the inner expression of an ADDR_EXPR for warning about.
17058 2004-08-22 Richard Henderson <rth@redhat.com>
17061 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
17062 create new blocks and fall through.
17063 (expand_gimple_basic_block): Update to match.
17065 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
17067 * reload.c (find_reloads_address): Make return value tri-state.
17068 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
17069 (find_reloads): Assume that reloaded addresses match 'o' or
17070 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
17071 returned 1 (not -1). Omit optional reloads for address operands
17072 only if find_reloads_address returned 1 (not -1).
17074 * config/s390/s390.c (legitimize_reload_address): New function.
17075 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
17076 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
17077 legitimize_reload_address.
17079 2004-08-22 Richard Hendersion <rth@redhat.com>
17081 * tree.h (SAVE_EXPR_RESOLVED_P): New.
17082 * gimplify.c (gimplify_save_expr): Use it.
17083 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
17084 on the temporary variable.
17086 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
17088 * fold-const.c (rtl_expr_nonnegative_p): Delete.
17089 * tree.h (rtl_expr_nonnegative_p): Remove.
17091 2004-08-22 Steven Bosscher <stevenb@suse.de>
17093 * config/i386/ppro.md (ppro_complex_insn): Add missing check
17094 for cpu==pentiumpro.
17096 * combine.c (struct reg_stat): Fix comment typo.
17098 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
17100 * c-tree.h (c_sizeof_nowarn): Remove.
17102 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
17104 * c-decl.c (set_array_declarator_type): Rename to
17105 set_array_declarator_inner.
17106 (build_c_parm, build_attrs_declarator, build_function_declarator):
17108 (make_pointer_declarator): Call build_attrs_declarator.
17109 * c-tree.h (set_array_declarator_type): Rename to
17110 set_array_declarator_inner.
17111 (build_c_parm, build_attrs_declarator, build_function_declarator):
17113 * c-parse.in (after_type_declarator,
17114 parm_declarator_starttypename, parm_declarator_nostarttypename,
17115 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
17116 firstparm): Use these functions
17118 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
17120 * c-decl.c (build_array_declarator, set_array_declarator_type,
17121 start_decl, grokdeclarator, grokparms): Change boolean parameters
17123 * c-tree.h (build_array_declarator, set_array_declarator_type,
17124 start_decl): Update prototypes.
17125 * c-decl.c, c-parse.in: All callers changed.
17127 2004-08-21 Mike Stump <mrs@apple.com>
17129 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
17130 (darwin_fix_and_continue): Likewise.
17131 (darwin_fix_and_continue_switch): Likewise.
17132 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
17133 (darwin_fix_and_continue): Likewise.
17134 (darwin_fix_and_continue_switch): Likewise.
17136 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
17139 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
17140 Remove, merging into ...
17141 (gen_stdcall_or_fastcall_suffix): New function, returning tree
17142 rather than const char*, and accepting additional parameter.
17143 Don't add suffix to '*'-prefixed symbols or variadic functions.
17144 (i386_pe_encode_section_info): Adjust for call to new function.
17145 Call change_decl_assembler_name.
17147 2004-08-20 Mike Stump <mrs@apple.com>
17149 * config/darwin.c (machopic_indirect_data_reference): Mark
17151 * config/386/386.c (darwin_local_data_pic): Add.
17152 (legitimate_constant_p): Reorder so that PLUS handling runs
17153 before darwin_local_data_pic to match the ordering in
17154 legitimate_pic_address_disp_p and so that MINUS runs after
17155 darwin_local_data_pic as otherwise the darwin_local_data_pic
17156 logic can be skipped, which would be very bad.
17157 (legitimate_pic_address_disp_p): Move from from here to
17158 darwin_local_data_pic so it can be reused.
17160 2004-08-21 Alan Modra <amodra@bigpond.net.au>
17162 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
17163 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
17164 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
17165 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
17166 (RS6000_ABI_NAME): Define as "linux".
17167 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
17168 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
17169 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
17170 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
17171 * config/rs6000/rs6000.c (dot_symbols): New global var.
17172 (rs6000_output_function_entry): New function, modified for
17174 (print_operand <case 'z'>): ..extracted from here.
17175 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
17176 (rs6000_output_function_epilogue): Likewise.
17177 (rs6000_elf_declare_function_name): Likewise.
17178 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
17179 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
17180 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
17181 * configure: Regenerate.
17182 * config.in: Regenerate.
17184 2004-08-20 Mark Mitchell <mark@codesourcery.com>
17186 * reload.c (find_reloads_address): Fix thinko in previous change.
17188 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
17191 2004-08-20 Jakub Jelinek <jakub@redhat.com>
17193 PR rtl-optimization/17099
17194 * combine.c (force_to_mode): Check if inner_mask has any bits set
17195 outside of GET_MODE (x) instead of op_mode.
17197 2004-08-20 Mark Mitchell <mark@codesourcery.com>
17199 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
17201 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
17202 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
17203 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
17205 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
17207 * config/arm/t-symbian: New file.
17209 2004-08-20 Andrew Pinski <apinski@apple.com>
17211 * regrename.c (kill_value_regno): ANSIfy.
17213 2004-08-20 Dale Johannesen <dalej@apple.com>
17215 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
17217 2004-08-20 Daniel Jacobowitz <dan@debian.org>
17219 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
17220 (kill_value_regno): New function, derived from kill_value.
17221 (kill_value): Update.
17222 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
17224 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
17226 Fix PR tree-optimization/17111
17227 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
17228 of non-value_handles.
17229 (bitmap_set_contains): All constants are in every set.
17231 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
17233 * fold-const.c (round_up, round_down): Use build_int_cst.
17234 Optimize common case.
17236 2004-08-20 Zack Weinberg <zack@codesourcery.com>
17237 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17239 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
17240 one_only_data_section): Rename to som_readonly_data_section,
17241 som_one_only_readonly_data_section and som_one_only_data_section.
17242 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
17243 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
17244 conditional defines.
17245 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
17246 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
17248 (pa_select_section): Use renamed section functions.
17249 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
17250 SOM_READONLY_DATA_SECTION_FUNCTION,
17251 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
17252 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
17254 * config/pa/som.h: ... not here.
17255 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
17256 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
17257 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
17258 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
17259 (READONLY_DATA_SECTION): Use som_readonly_data_section.
17261 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
17263 * fold-const.c (int_const_binop): Don't generate non-overflowing
17264 size-types specially.
17265 (fold_convert_const): Likewise.
17267 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
17268 clear cache on copied sizetype.
17270 2004-08-20 Ben Elliston <bje@au.ibm.com>
17272 * configure.ac: Don't escape apostrophe in --enable-coverage help.
17273 * configure: Regenerate.
17275 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
17278 * gcc.c (struct stat input_stat): Don't define if
17279 HOST_LACKS_INODE_NUMBERS
17280 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
17281 than stat to determine if temp file is same as input file.
17282 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
17283 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
17285 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
17287 * configure.ac (mips*-*-*): Print an error if not using GAS.
17288 * configure: Regenerated.
17289 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
17290 comments about buggy MIPSpro assemblers.
17291 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
17292 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
17293 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
17294 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
17295 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
17296 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
17297 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
17298 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
17299 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
17300 of more general IRIX 6 definitions.
17301 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
17302 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
17303 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
17304 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
17305 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
17306 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
17307 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
17308 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
17309 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
17310 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
17311 (LINK_SPEC): Move most of definition to iris.h.
17312 (SUBTARGET_LINK_SPEC): New macro.
17313 (IRIX_STARTFILE_SPEC): Fold into...
17314 (STARTFILE_SPEC): ...here.
17315 (IRIX_ENDFILE_SPEC): Fold into...
17316 (ENDFILE_SPEC): ...here.
17317 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
17318 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
17319 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
17320 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
17321 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
17322 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
17323 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
17324 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
17325 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
17326 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
17327 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
17328 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
17329 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
17330 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
17331 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
17332 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
17333 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
17334 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
17335 (TARGET_IRIX6): Define to 1.
17336 (DRIVER_SELF_SPECS): Define.
17337 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
17338 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
17339 (SUBTARGET_LINK_SPEC): New macro.
17340 (IRIX_STARTFILE_SPEC): Fold into...
17341 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
17342 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
17343 (LIB_SPEC, LIBGCC_SPEC): Use them.
17344 (LIB_SPEC): Remove !mabi=* case.
17345 (IRIX_ENDFILE_SPEC): Fold into...
17346 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
17347 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
17348 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
17349 (TARGET_IRIX6): New macro.
17350 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
17351 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
17352 (LABEL_AFTER_LOC): Delete.
17353 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
17354 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
17355 (mips_build_builtin_va_list): Check TARGET_IRIX6.
17356 (override_options): Remove TARGET_SGI_O32_AS-related code.
17357 (irix_output_external_libcall): Make static.
17358 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
17360 (mips_file_start): Tidy guard for ABI sections. Remove use of
17361 ABICALLS_ASM_OP; use .abicalls instead.
17362 (mips_output_aligned_decl_common, mips_declare_object_name)
17363 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
17364 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
17365 .globl foo .text directives.
17366 (irix_asm_named_section_1, irix_asm_named_section)
17367 (irix_section_align_entry, irix_section_align_htab)
17368 (irix_orig_asm_out_file, irix_section_align_entry_eq)
17369 (irix_section_align_entry_hash, irix_asm_output_align)
17370 (irix_file_start, irix_section_align_1, copy_file_data)
17371 (irix_file_end, irix_section_type_flags): Delete.
17372 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
17373 Use standard section syntax. Remove protective "jr $31".
17374 (__gcc_fini): Likewise .gcc_fini.
17375 * config/mips/irix-crtn.asm: Adjust sections accordingly.
17376 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
17378 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
17380 (EXTRA_MULTILIB_PARTS): Define.
17381 * config/mips/t-iris6: Remove bogus comment.
17382 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
17383 * config/mips/iris5gas.h, config/mips/iris5gld.h,
17384 config/mips/iris6gas.h, config/mips/iris6gld.h,
17385 config/mips/t-iris5-as, config/mips/t-iris5-gas
17386 config/mips/t-irix-gld: Delete.
17387 * config/mips/iris.h: New file.
17388 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
17390 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
17392 * postreload.c (reload_cse_move2add): Allow any condjump, but check
17393 that the implicit set isn't clobbered in the jump insn.
17395 2004-08-19 Mark Mitchell <mark@codesourcery.com>
17397 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
17398 * optabs.c (init_optabs): Don't check it.
17399 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
17400 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
17402 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
17404 * config/s390/s390.md (s390_warn_framesize_string)
17405 (s390_warn_dynamic_string, s390_stack_size_string)
17406 (s390_stack_guard_string): New global string variables.
17407 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
17408 (s390_stack_guard): New global variables.
17409 (override_options): Added checks for the new options.
17410 (s390_emit_prologue): Emit stack check and trap code and perform
17411 compile time stack size checking.
17413 * config/s390/s390.h (TARGET_OPTIONS): Added new options
17414 "warn-framesize", "warn-dynamicstack", "stack-size" and
17417 * doc/invoke.texi: Added documentation for the new options.
17419 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
17421 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
17422 to eliminate warning.
17423 (linear_search_fdes): Declare p as unsigned.
17424 (binary_search_mixed_encoding_fdes): Likewise.
17425 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
17426 to eliminate warning.
17427 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
17430 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
17432 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
17433 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
17434 instead of one. Check for strictly legitimate address.
17435 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
17436 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
17438 2004-08-19 Eric Christopher <echristo@redhat.com>
17440 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
17441 * langhooks.h (unsave_expr_now): Ditto.
17442 * tree.h (unsave_expr_1): Remove prototype.
17443 (lhd_unsave_expr_now): Rename to unsave_expr_now.
17444 * tree-inline.c (unsave_expr_1): Move here
17445 from tree.c. Make static.
17446 (unsave_expr_now): Rename from lhd_unsave_expr_now.
17447 * tree-sra.c: Fix up for rename.
17448 * tree-ssa-copy.c: Ditto.
17449 * tree-eh.c: Ditto.
17450 * tree.c (unsave_expr_1): Move to tree-inline.c.
17452 2004-08-19 Caroline Tice <ctice@apple.com>
17454 * config/i386/cygming.h (switch_to_section): Fix typo (change
17455 in_unlikely_text_section to in_unlikely_executed_text).
17457 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
17459 * vec.h (VEC_lower_bound): New macro.
17461 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
17464 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
17465 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
17466 treat each ABI separately. Deal with n32/n64 complex float arguments.
17467 (function_arg): Add associated complex handling here.
17469 2004-08-19 Richard Henderson <rth@redhat.com>
17471 * config/arm/arm.c (arm_gen_load_multiple): Use
17472 adjust_automodify_address. Take base memory and offset instead
17473 of unchanging/struct/scalar bits.
17474 (arm_gen_store_multiple): Likewise.
17475 (arm_gen_movmemqi): Use adjust_automodify_address.
17476 * config/arm/arm-protos.h: Update decls.
17477 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
17478 (store_multiple): Similarly.
17480 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
17482 * regclass.c (globalize_reg): Update call_really_used_regs.
17484 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
17486 * doc/invoke.texi (integer-share-limit): Document.
17488 * tree.h (TYPE_CACHED_VALUES_P): New.
17489 (TYPE_CACHED_VALUES): New.
17490 (TYPE_ORIG_SIZE_TYPE): Adjust.
17491 * tree.def (INTEGER_CST): Update documentation.
17492 * tree.c: Inlcude params.h.
17493 (build_int_cst): Cache small values.
17494 (build_type_copy): Do not copy the value cache.
17495 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
17497 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
17498 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
17500 * fold-const.c (force_fit_type): Copy value when setting
17502 (int_const_binop): Likewise.
17503 * stor-layout.c: Include params.h
17504 (set_sizetype): Create values cache.
17505 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
17506 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
17507 * params.h (INTEGER_SHARE_LIMIT): New.
17508 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
17510 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
17512 * gimplify.c (gimplify_minimax_expr): Remove.
17513 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
17515 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
17517 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
17518 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
17520 2004-08-19 Mark Mitchell <mark@codesourcery.com>
17522 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
17524 2004-08-18 Andrew Pinski <apinski@apple.com>
17526 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
17528 2004-08-18 Mark Mitchell <mark@codesourcery.com>
17530 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
17531 (__aeabi_ul2f): Likewise.
17533 2004-08-18 Richard Henderson <rth@redhat.com>
17535 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
17536 move to rtl completely.
17537 (struct meminsnbuf, xtensa_emit_block_move): Remove.
17538 (xtensa_find_mode_for_size): Remove.
17539 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
17540 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
17542 2004-08-18 Richard Henderson <rth@redhat.com>
17544 * config/mcore/mcore.c (mode_from_align): Remove DImode.
17545 (block_move_sequence): Rewrite to use adjust_address.
17546 (mcore_expand_block_move): Cleanup logic. Accept only operands.
17547 Return boolean indicating success/failure.
17548 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
17549 * config/mcore/mcore.md (movmemsi): Update to match.
17551 2004-08-18 Mike Stump <mrs@apple.com>
17553 * doc/invoke.texi (-mfix-and-continue): Add support for
17554 fast turn around debugging.
17555 (-ffix-and-continue): Likewise.
17556 (-mindirect-data): Likewise.
17557 (-findirect-data): Likewise.
17558 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
17559 (indirect_data): Likewise.
17560 (machopic_data_defined_p): Likewise.
17561 (machopic_output_indirection): Likewise.
17562 (darwin_encode_section_info): Likewise.
17563 (darwin_fix_and_continue): Likewise.
17564 (darwin_fix_and_continue_switch): Likewise.
17565 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
17566 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
17567 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
17568 (SUBTARGET_OPTIONS): Likewise.
17569 (darwin_fix_and_continue): Likewise.
17570 (darwin_fix_and_continue_switch): Likewise.
17571 (TARGET_FIX_AND_CONTINUE): Likewise.
17572 * config/rs6000.c (rs6000_emit_prologue): Likewise.
17574 2004-08-19 Steven Bosscher <stevenb@suse.de>
17576 * basic-block.h (struct edge_def): Remove crossing_edge.
17577 (EDGE_CROSSING): New define.
17578 (EDGE_ALL_FLAGS): Update.
17579 * bb-reorder.c (find_traces_1_round, better_edge_p,
17580 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
17581 find_jump_block, fix_crossing_conditional_branches,
17582 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
17583 Replace all occurences of crossing_edge with an edge flag check
17585 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
17586 try_crossjump_bb): Likewise.
17587 * cfglayout.c (fixup_reorder_chain): Likewise.
17588 * cfgrtl.c (force_nonfallthru_and_redirect,
17589 commit_one_edge_insertion): Likewise.
17591 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
17592 * tree-flow.h (compute_dominance_frontiers): Move prototype...
17593 * basic-block.h: ...here.
17594 * tree-cfg.c (compute_dominance_frontiers_1,
17595 compute_dominance_frontiers): Move from here...
17596 * cfganal.c: ...to here. Include timevar.h.
17598 2004-08-18 James E Wilson <wilson@specifixinc.com>
17600 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
17601 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
17603 * config/mips/mips.md (type): Add frdiv.
17604 (divsf3+1, divsf3+2): Change type to frdiv.
17605 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
17606 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
17608 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
17609 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
17610 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
17611 * config/mips/5000.md (r5k_fdiv_single): Likewise.
17612 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
17613 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
17614 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
17615 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
17616 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
17617 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
17619 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
17621 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
17623 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
17624 get regression tester working again.
17626 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17628 * insn-notes.def, reg-notes.def: New files.
17629 * rtl.h: Use them to define enum insn_note and enum reg_note.
17630 * rtl.c: Use them to define note_insn_name and reg_note_name.
17631 * Makefile.in (RTL_BASE_H): Update.
17633 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
17634 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
17636 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
17638 * arm.c (arm_size_rtx_costs): New function.
17639 (arm_override_options): Use it if optimizing for space.
17641 2004-08-18 Richard Henderson <rth@redhat.com>
17643 * emit-rtl.c (gen_const_mem): New.
17644 * rtl.h (gen_const_mem): Declare.
17645 * expr.c (do_tablejump): Use it.
17646 * varasm.c (force_const_mem): Likewise.
17647 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17648 (machopic_legitimize_pic_address): Likewise.
17649 * config/arm/arm.c (legitimize_pic_address): Likewise.
17650 * config/i386/i386.c (legitimize_pic_address): Likewise.
17651 (legitimize_tls_address): Likewise.
17652 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
17653 * config/ia64/ia64.md (load_fptr): Likewise.
17654 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
17655 * config/pa/pa.c (legitimize_pic_address): Likewise.
17656 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
17657 (rs6000_emit_move): Likewise.
17658 * config/s390/s390.c (legitimize_pic_address): Likewise.
17659 (legitimize_tls_address): Likewise.
17660 * config/s390/s390.md (casesi): Likewise.
17661 * config/sh/sh.c (sh_reorg): Likewise.
17662 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
17663 * config/v850/v850.md (casesi): Likewise.
17665 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
17666 * config/sh/sh.c (prepare_move_operands): Remove incorrect
17667 use of MEM_READONLY_P.
17669 2004-08-18 Steven Bosscher <stevenb@suse.de>
17671 * Makefile.in (OBJS-common): Add postreload-gcse.c.
17672 Add new postreload-gcse.o.
17673 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
17674 (lookup_as_function, insert, rehash_using_reg, use_related_value,
17675 equiv_constant): Use SAFE_HASH instead of safe_hash.
17676 (exp_equiv_p): Export. Add for_gcse argument when comparing
17678 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
17679 find_comparison_args, fold_rtx, cse_insn): Update callers.
17680 (hash_rtx): New function derived from old canon_hash and bits
17681 from gcse.c hash_expr_1.
17682 (canon_hash_string): Rename to hash_rtx_string.
17683 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
17684 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
17685 (cselib_lookup): Update this caller.
17686 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
17688 (hash_expr): Call hash_rtx.
17689 (ldst_entry): Likewise.
17690 (expr_equiv_p): Call exp_equiv_p.
17691 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
17692 reg_used_on_edge, reg_set_between_after_reload_p,
17693 reg_used_between_after_reload_p, get_avail_load_store_reg,
17694 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
17695 get_bb_avail_insn, hash_scan_set_after_reload,
17696 compute_hash_table_after_reload,
17697 eliminate_partially_redundant_loads, gcse_after_reload,
17698 get_bb_avail_insn, gcse_after_reload_main): Remove.
17699 * postreload-gcse.c: New file, reincarnating most of the above.
17700 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
17701 (gcse_after_reload_main): Update prototype.
17702 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
17703 * passes.c (rest_of_handle_gcse2): Use it.
17705 2004-08-18 Diego Novillo <dnovillo@redhat.com>
17707 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
17708 (pass_loop_done): Likewise.
17710 2004-08-18 Andrew Pinski <apinski@apple.com>
17712 * config/rs6000/darwin.md: Delete the altivec patterns which are
17713 handled differently now.
17714 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
17715 (macho_correct_pic_di): Likewise.
17716 (call_indirect_nonlocal_darwin64): Likewise.
17717 Delete the save world/saveFP/saveVec patterns.
17719 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
17720 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17721 * config/rs6000/rs6000.md: Include darwin.md.
17722 (builtin_setjmp_receiver): Add DImode case.
17723 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
17726 2004-08-18 Matt Austern <austern@apple.com>
17728 Dead code stripping
17729 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
17730 * darwin.c (darwin_file_end): Mark file as potentially strippable.
17732 2004-08-18 Richard Henderson <rth@redhat.com>
17734 * alias.c (readonly_fields_p): Remove.
17735 (objects_must_conflict_p): Don't call it.
17736 * tree.h (readonly_fields_p): Remove.
17737 * langhooks.h (struct lang_hooks): Remove honor_readonly.
17738 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
17740 2004-08-18 Diego Novillo <dnovillo@redhat.com>
17742 * tree-dfa.c (add_referenced_var): Only global variables are
17744 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
17745 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
17746 all pointers dereferenced if the statement dereferences them.
17747 (create_name_tags): Do not create memory tags for pointers
17748 that have PT_ANYTHING set.
17749 Also check if PT_VARS is not empty before creating a name tag.
17750 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
17751 variables that share the same alias set with a pointer that
17752 may point anywhere.
17753 (add_may_alias): Add FIXME comment to remove clobbering
17754 aliased variables and tags.
17755 (replace_may_alias): Likewise.
17756 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
17757 (merge_pointed_to_info): If the original variable has not
17758 points-to information, call set_pt_anything.
17759 (add_pointed_to_var): Do not prevent adding a pointed-to
17760 variable if the pointers is PT_ANYTHING.
17761 If the variable is a global, set PT_GLOBAL_MEM.
17762 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
17763 pointer type only come in PTR+OFFSET flavours.
17764 Always call merge_pointed_to_info on PHI arguments that are
17766 (get_nmt_for): Mark call-clobbered tags whose pointer points
17768 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
17770 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
17772 (add_stmt_operand): Abort if the caller tried to add a killing
17773 definition for a memory tag.
17774 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
17775 unnecessary checks.
17777 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
17779 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
17780 from call_used_regs. Update call_really_used_regs.
17781 (CALL_REALLY_USED_REGISTERS): Define.
17782 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
17783 Replace call_used_regs with call_really_used_regs.
17784 (calc_live_regs, sh_media_register_for_return): Likewise.
17785 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
17786 * sh.md (return_media): Likewise.
17788 2004-08-18 Andrew Pinski <apinski@apple.com>
17790 * config/darwin.c (machopic_legitimize_pic_address): Only set
17791 MEM_READONLY_P in the non TARGET_TOC case.
17793 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17795 * rtl.def (NIL): Delete.
17796 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
17797 Tighten the syntax a little.
17799 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
17800 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
17801 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
17802 * config/i386/predicates.md, config/m32r/m32r.h
17803 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
17804 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
17805 * config/sparc/sparc.h, doc/tm.texi:
17806 Replace all occurrences of NIL with UNKNOWN.
17808 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17810 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
17811 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
17812 sequence inline. Move drop_through_label code into this
17813 block, being the only place it is used. Adjust comments.
17815 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
17817 * config/rs6000/altivec.md: Add new patterns for calls to
17818 save_world/rest_world functions.
17820 * config/rs6000/rs6000-protos.h: (save_world_operation,
17821 restore_world_operation) new declarations.
17823 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
17825 (rs6000_stack_info): Set world_save_p field.
17826 (save_world_operation): New function.
17827 (restore_world_operation): New function.
17828 (compute_save_world_info): New function.
17829 (rs6000_stack_info): Call compute_save_world_info.
17830 (rs6000_emit_prologue): Check for world_save_p and generate
17831 pattern to call save_world for saving all non-volatile and
17833 (rs6000_emit_epilogue): Check for world_save_p and generate
17834 pattern to call rest_world to restore saved registers.
17836 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
17837 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
17838 (rs6000_reg_names): New entries added for save_world_operation and
17839 restore_world_operation.
17841 2004-08-18 Caroline Tice <ctice@apple.com>
17843 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
17844 "-freorder-blocks-and-partition" to the flags used in second
17845 stage of profiledbootstrap.
17846 * bb-reorder.c (push_to_next_round_p): Add new variable,
17847 next_round_is_last; set and use variable to make sure, when
17848 partitioning, that the last trace construction round consists
17849 of all (and only) cold basic blocks.
17850 (rotate_loop): Don't copy blocks that end in a section
17852 (copy_bb): Correctly initialize "partition" of duplicated bb.
17853 (add_unlikely_executed_notes): Add a comment.
17854 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
17855 to make sure, if function contains hot blocks, that the
17856 successors of ENTRY_BLOCK_PTR are hot; also, only look for
17857 crossing edges if the architecture supports named sections.
17858 (mark_bb_for_unlikely_executed_section): Modify to always
17859 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
17860 the basic block note insn.
17861 (fix_crossing_unconditional_branches): Remove extra space.
17862 (fix_edges_for_rarely_executed_code): Modify to only do
17863 partitioning work if the architecture supports named sections.
17864 (reorder_basic_blocks): Modify to only add
17865 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
17866 supports named sections.
17867 * c-common.c (handle_section_attribute): Initialize new global
17868 variable, user_defined_section_attribute, to true if user has
17870 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
17871 forward edges that cross section boundaries.
17872 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
17873 partitioning information if the architecture supports named
17875 * cfgrtl.c (target.h): Add statement to include this.
17876 (rtl_split_block): Make sure newly created bb gets correct
17878 (try_redirect_by_replacing_jump): Make sure redirection isn't
17879 attempting to cross section boundaries.
17880 (force_nonfallthru_and_redirect): Only do partition fix up if
17881 architecture supports named sections.
17882 (rtl_split_edge): Make sure newly created bb ends up in
17884 (commit_one_edge_insertion): Remove code that incorrectly
17885 updated basic block partition; Make sure partition fix up only
17886 happens if architecture supports named sections and it's not
17888 (rtl_verify_flow_info_1): Fix if-condition on test/error
17889 condition that fallthru edges are not allowed to cross section
17891 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
17892 * final.c (final_scan_insn): Remove redundant test from if-statement;
17893 change calls to text_section into calls to function_section; add code
17894 to only to partitioning fix up if architecture supports named
17896 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
17898 (if_convert): Add targetm.have_named_sections to test.
17899 * output.h (unlikely_section_label): Extern declaration for new global
17901 (unlikely_text_section_name): Likewise.
17902 * opts.c (decode_options): If both partitioning and DWARF debugging
17903 are turned on, issue a warning that this doesn't work, and change
17904 partitiong to basic block reordering (without hot/cold partitions).
17905 * passes.c (rest_of_handle_final): Re-set new global variable,
17906 user_defined_section_attribute, to false.
17907 (rest_of_compilation): Change options for calling partitioning
17908 function: Don't call if the user defined the section attribute, and
17909 don't call if DECL_ONE_ONLY is true for the current function.
17910 * predict.c (choose_function_section): Return immediately if we
17911 are doing hot/cold partitioning (i.e. let the basic block partitioning
17912 determine where the function belongs).
17913 * reg-stack.c (emit_swap_insn): Add condition to step over
17914 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
17915 * toplev.c (user_defined_section_attribute): New global variable.
17916 * toplev.h (user_defined_section_attribute): Extern declaration
17917 for new global variable.
17918 * varasm.c (unlikely_section_label): New global variable.
17919 (unlikely_text_section_name): New global variable.
17920 (unlikely_text_section): Add code to initialize
17921 unlikely_text_section_name if necessary; modify to use
17922 unlikely_text_section_name and unlikely_section_label; also to use
17923 named_section properly.
17924 (in_unlikely_text_section): Modify to work correctly with
17925 named_section and to use unlikely_text_section_name.
17926 (named_section): Add code to work properly with cold section.
17927 (function_section): Clean up if-statement.
17928 * config/darwin.c (darwin_asm_named_section): Return to original
17929 code, removing use of SECTION_FORMAT_STRING.
17930 * config/arm/pe.h (switch_to_section): Add case for
17931 in_unlikely_executed_text to switch statement.
17932 * config/i386/cygming.h (switch_to_section): Likewise.
17933 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
17934 (SECTION_FORMAT_STRING): Likewise.
17935 * config/mcore/mcore.h (switch_to_section): Likewise.
17936 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
17937 (SECTION_FORMAT_STRING): Remove.
17939 2004-08-18 Roger Sayle <roger@eyesopen.com>
17941 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
17942 -ffixed-reg safe, by preserving the meanings of zero and one.
17943 (CALL_USED_REGISTERS): Likewise.
17944 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
17946 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
17948 * config/sh/sh.c (split_branches): Check the result of
17950 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
17951 Call rtl_register_cfg_hooks.
17953 2004-08-18 Richard Henderson <rth@redhat.com>
17955 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
17956 * alias.c (true_dependence): Update to match new semantics.
17957 (canon_true_dependence, write_dependence_p): Likewise.
17958 (anti_dependence, output_dependence): Update write_dependence_p args.
17959 (unchanging_anti_dependence): Remove.
17960 * calls.c (purge_mem_unchanging_flag): Remove.
17961 (fixup_tail_calls): Don't call it.
17962 (expand_call): Don't add unchanging memory to function usage.
17963 * expr.c (emit_block_move_via_libcall): Likewise.
17964 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
17965 (get_subtarget): Don't use RTX_UNCHANGING_P.
17966 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
17967 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
17968 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
17969 * cse.c (insert): Don't use RTX_UNCHANGING_P.
17970 (cse_insn, canon_hash): Use MEM_READONLY_P.
17971 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
17972 instead of RTX_UNCHANGING_P.
17973 * explow.c (maybe_set_unchanging): Remove.
17974 * expr.h (maybe_set_unchanging): Remove.
17975 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
17976 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
17977 (assign_parm_setup_reg, expand_function_start): Likewise.
17978 * integrate.c (copy_rtx_and_substitute): Likewise.
17979 * ra-rewrite.c (emit_colors): Likewise.
17980 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
17981 (fixup_match_1): Likewise.
17982 * reload1.c (reload, alter_reg): Likewise.
17983 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
17984 not RTX_UNCHANGING_P.
17985 (equiv_init_varies_p): Likewise.
17986 * loop-invariant.c (check_maybe_invariant): Likewise.
17987 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
17988 * loop.c (note_addr_stored): Likewise.
17989 (prescan_loop): Likewise. Don't check function usage for clobbered
17991 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
17992 not RTX_UNCHANGING_P.
17993 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
17994 * varasm.c (force_const_mem): Likewise.
17995 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
17996 * web.c (entry_register): Likewise.
17997 * tree-gimple.h (get_base_address): Move decl ...
17998 * tree.h: ... here.
17999 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
18001 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
18002 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
18003 (alpha_set_memflags): Update to match.
18005 * config/darwin.c (machopic_indirect_data_reference): Set
18006 MEM_READONLY_P instead of RTX_UNCHANGING_P.
18007 (machopic_indirect_call_target): Likewise.
18008 (machopic_legitimize_pic_address): Likewise.
18009 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
18010 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
18011 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
18012 * config/frv/frv.md (symGOT2reg): Likewise.
18013 * config/i386/i386.c (legitimize_pic_address,
18014 legitimize_tls_address, ix86_split_to_parts): Likewise.
18015 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
18016 * config/ia64/ia64.md (load_fptr): Likewise.
18017 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
18018 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
18019 * config/mcore/mcore.c (block_move_sequence): Likewise.
18020 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
18021 * config/pa/pa.c (legitimize_pic_address): Likewise.
18022 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
18023 (rs6000_emit_move): Likewise.
18024 * config/s390/s390.c (legitimize_pic_address): Likewise.
18025 (legitimize_tls_address): Likewise.
18026 * config/s390/s390.md (casesi): Likewise.
18027 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
18028 * config/sh/sh.md (symGOT2reg): Likewise.
18029 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
18030 * config/v850/v850.md (casesi): Likewise.
18032 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
18033 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
18034 * config/mips/mips.c (mips_restore_gp): Likewise.
18035 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
18036 * config/sh/sh.c (sh_reorg): Likewise.
18038 2004-08-18 Richard Henderson <rth@redhat.com>
18040 * tree.h (struct tree_decl): Add gimple_formal_temp.
18041 (DECL_GIMPLE_FORMAL_TEMP_P): New.
18042 * gimplify.c (pop_gimplify_context): Clear it.
18043 (lookup_tmp_var): Set it, if is_formal.
18044 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
18045 Use is_gimple_val for VECTOR. Simplify return value.
18046 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
18047 (gimplify_expr): Likewise.
18048 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
18049 is_gimple_tmp_rhs for clarity. Update all callers.
18050 (is_gimple_reg_rhs): Simplify logic.
18051 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
18052 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
18053 (is_gimple_formal_tmp_reg): Similarly.
18054 * tree-gimple.h: Update decls.
18055 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
18056 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
18057 * tree-ssa-live.c (var_union, type_var_init): Likewise.
18059 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
18061 * c4x.c (legitimize_operands): Remove calls to
18062 preserve_subexpressions_p.
18064 2004-08-18 David Edelsohn <edelsohn@gnu.org>
18066 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
18067 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
18069 2004-08-18 Ziemowit Laski <zlaski@apple.com>
18071 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
18072 Objective-C++ extensions.
18073 * gengtype.c (get_file_basename): Match entire subdirectory name
18074 ('cp', 'objc', 'objcp') rather than just its suffix.
18075 (get_base_file_bitmap): Allow for files to belong to more than one
18077 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
18078 used by more than one front-end.
18080 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
18082 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
18083 avoid use of preserve_subexpressions_p.
18085 2004-08-17 Richard Henderson <rth@redhat.com>
18088 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
18090 2004-08-17 DJ Delorie <dj@redhat.com>
18092 * doc/extend.texi: Document new xstormy16 attribute.
18094 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
18095 (xstormy16_splittable_below100_or_register): New.
18096 (combine_bnp): New.
18097 (xstormy16_reorg): New.
18098 (TARGET_MACHINE_DEPENDENT_REORG): Define.
18100 * config/stormy16/stormy16.md (movqi_internal): Make name public.
18101 (movhi_internal): Likewise.
18102 (cbhranchhi): Likewise.
18103 (cbhranchhi_neg): Likewise.
18104 (andhi3): Only allow splittable below100 operands.
18105 (iorhi3): Likewise.
18106 (peephole2): New and/zero_extend->and peephole.
18107 (peephole2): New load/ior/save->set1 peephole.
18108 (peephole2): New load/and/save->clr1 peephole.
18109 (bclrx, bclrx2, bclr7, bclr15): New.
18110 (bsetx, bsetx2, bset7, bset15): New.
18112 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
18113 liberal about acceptable 'B' masks.
18115 * config/stormy16/stormy16-protos.h
18116 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
18117 xstormy16_below100_operand, xstormy16_below100_or_register,
18118 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
18119 (PREDICATE_CODES): Add new predicates.
18121 * config/stormy16/stormy16.c
18122 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
18123 xstormy16_below100_operand, xstormy16_below100_or_register,
18124 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
18125 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
18126 (xstormy16_legitimate_address_p): Allow below100 symbols.
18127 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
18128 (xstormy16_expand_move): Leave below100 operands as-is.
18129 (xstormy16_encode_section_info): Encode below100 symbols.
18130 (xstormy16_strip_name_encoding): New.
18131 (xstormy16_print_operand): Print 'b' as shift mask.
18132 (xstormy16_attribute_table): Add below100 attributes.
18133 (xstormy16_handle_below100_attribute): New.
18135 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
18136 (XSTORMY16_SECTION_FUNCTION): New.
18137 (EXTRA_SECTION_FUNCTIONS): Define using the above.
18138 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
18139 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
18140 (ASM_OUTPUT_LABELREF): Define.
18142 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
18143 (movhi_internal): Add below100 support.
18144 (andhi3): Add below100 support.
18145 (iorhi3): Add below100 support.
18146 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
18148 2004-08-17 James E Wilson <wilson@specifixinc.com>
18150 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
18151 of VOIDmode for comparison code mode.
18152 * config/mips/mips.md: For conditional move patterns, use mode of
18153 first compare operand for comparison mode, instead of VOIDmode.
18155 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
18156 normal and -ffast-math code.
18158 2004-08-17 Mark Mitchell <mark@codesourcery.com>
18161 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
18163 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
18165 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
18167 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
18169 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
18170 for non Darwin targets.
18171 (*call_value_nonlocal_darwin64): Likewise.
18173 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
18175 * config/rs6000/rs6000.c (rs6000_function_value): Check for
18176 altivec mode for altivec return register.
18178 2004-08-17 David Edelsohn <edelsohn@gnu.org>
18180 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
18181 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18182 * config/rs6000/rs6000.md: Include darwin.md.
18183 (builtin_setjmp_receiver): Add DImode case.
18184 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
18187 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
18189 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
18191 * tree-vectorizer.h: New File: Same.
18192 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
18193 * common.opt (ftree-vectorize): New flag to enable vectorization.
18194 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
18195 vectorization pass.
18196 * tree-data-ref.h (init_data_ref): Additional argument.
18197 (array_base_name_differ_p): Moved to tree-data-ref.c.
18198 * tree-data-ref.c (array_base_name_differ_p): Revised.
18199 (initialize_data_dependence_relation): Call array_base_name_differ_p
18200 with an extra argument.
18201 (analyze_all_data_dependences): Same.
18202 (init_data_ref): Additional argument is_read to set DR_IS_READ.
18203 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
18205 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
18206 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
18207 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
18208 vectorization pass.
18209 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
18210 (tree_ssa_loop_done): Call scev_finalize.
18211 (tree_vectorize): Define the new vectorization pass.
18212 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
18213 size of the vector they support (until support for multiple vector
18214 sizes is added to the vectorizer).
18215 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
18216 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
18217 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
18220 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
18222 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
18224 (generate_protocol_list, handle_impent): Likewise.
18226 2004-08-17 Roger Sayle <roger@eyesopen.com>
18228 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
18229 ensure that call_used_regs is a superset of both fixed_regs and
18230 call_really_used_regs.
18232 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
18235 * arm.md (addsi3_cbranch_scratch): Correct case labels.
18237 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
18239 PR middle-end/17036
18240 * fold-const.c (fold): Check for integer operand when
18241 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
18242 Pinski <pinskia@physics.uc.edu>.
18244 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
18246 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
18247 No need to check if in a cross configuration.
18248 * configure: Regenerate.
18250 * calls.c (precompute_register_parameters):
18251 Inline preserve_subexpressions_p ().
18252 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
18253 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
18255 * expr.c (get_subtarget): Likewise.
18256 * rtl.h (preserve_subexpressions_p): Remove.
18257 * stmt.c (preserve_subexpressions_p): Remove.
18259 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
18260 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
18261 Abort on gimplified cases.
18263 2004-08-16 James E Wilson <wilson@specifixinc.com>
18265 * tree.h (VECTOR_FLOAT_TYPE_P): New.
18266 (FLOAT_TYPE_P): Use it.
18267 * c-typeck.c (build_binary_op): After convert calls, check for
18268 check for ERROR_MARK operands.
18270 2004-08-16 Zack Weinberg <zack@codesourcery.com>
18272 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
18273 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
18274 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
18275 (genobjs static pattern rule): Remove %.c dependency.
18276 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
18277 Rename rules; delete commands; fix dependencies.
18278 (mostlyclean): Do not delete temporary source copies.
18279 * configure.ac: Delete all references to BUILD_PREFIX and
18281 * configure: Regenerate.
18283 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
18284 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
18285 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
18286 with #ifndef GENERATOR_FILE so that nothing from those headers
18289 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
18291 2004-08-16 Adam Nemet <anemet@lnxw.com>
18293 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
18295 2004-08-16 Andrew Pinski <apinski@apple.com>
18297 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
18298 extraneous semicolon.
18300 2004-08-16 Devang Patel <dpatel@apple.com>
18302 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
18303 * print-tree.c (print_node): Print DECL_PRESERVE_P.
18304 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
18305 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
18306 * target.h (struct gcc_target): New member, mark_decl_preserved.
18307 * hooks.c (hook_void_charptr): Rename to ...
18308 (hook_void_constcharptr): ... new name.
18309 * hooks.h (hook_void_charptr): Rename to ..
18310 (hook_void_constcharptr): ... new name.
18311 * tree.h (DECL_PRESERVE_P): New #define.
18312 (struct tree_decl): New member, preserve_flag.
18313 * varasm.c (assemble_start_function): Mark decl preserved.
18314 (assemble_variable): Same.
18315 * darwin.c (darwin_mark_decl_preserved): New function.
18316 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
18317 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
18318 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
18320 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
18322 * c-decl.c (grokdeclarator): Allow for function definition where
18323 innermost declarator has attributes.
18325 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
18327 * except.c (get_exception_filter, build_post_landing_pads,
18328 dw2_build_landing_pads): Use target-specific mode for 'filter'.
18329 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
18330 * target.h (eh_return_filter_mode): New field added.
18331 * targhooks.c (default_eh_return_filter_mode): Defined.
18332 * targhooks.h (default_eh_return_filter_mode): Declared.
18333 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
18335 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
18337 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
18338 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
18339 * configure: Regenerate.
18341 2004-08-16 Stan Shebs <shebs@apple.com>
18343 Basic support for 64-bit Darwin.
18344 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18345 (machopic_legitimize_pic_address): Similarly, plus use Pmode
18347 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
18348 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
18349 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
18350 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
18351 (PROCESSOR_DEFAULT64): Define.
18352 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
18354 * config/rs6000/rs6000.md: Include darwin.md.
18355 (builtin_setjmp_receiver): Add DImode case.
18356 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
18358 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
18359 (rs6000_emit_move): Add DImode case to Darwin bits.
18360 (machopic_output_stub): Use .quad if 64-bit.
18361 * invoke.texi: Document -m32 and -m64.
18363 2004-08-16 Janis Johnson <janis187@us.ibm.com>
18365 * doc/extend.texi (AltiVec builtins): Document additional differences
18366 from the Motorola AltiVec PIM.
18368 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
18370 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
18371 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
18372 (struct tree_common): Update public_flag documentation.
18374 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
18376 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
18377 Check for artificial variables, not is_gimple_tmp_var.
18378 * tree-ssa-live.c (var_union): Likewise.
18380 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
18382 * calls.c (load_register_parameters): Remove spurious FIXME token.
18384 2004-08-15 Ziemowit Laski <zlaski@apple.com>
18386 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
18387 (c-lang.o): Depend on c-objc-common.h.
18388 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
18389 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
18390 * c-lang.c: Include c-objc-common.h.
18391 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
18392 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
18393 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
18394 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
18395 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
18396 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
18397 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
18398 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
18399 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
18400 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
18401 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
18402 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
18403 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
18404 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
18405 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
18406 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18407 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
18408 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
18409 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
18410 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
18411 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
18412 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
18413 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
18414 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
18415 Move to c-objc-common.h.
18416 * c-objc-common.c: Include c-objc-common.h.
18417 * c-objc-common.h: New file.
18419 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
18420 Andrew Pinski <pinskia@physics.uc.edu>
18423 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
18426 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
18428 * tree.h (build_int_cst): New.
18429 (build_int_2): Remove.
18430 * tree.c (build_int_2): Remove.
18431 (build_int_cst): New.
18432 (make_vector_type, build_common_tree_nodes,
18433 build_common_tree_nodes_2): Use build_int_cst.
18434 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
18435 expand_builtin_strpbrk, expand_builtin_fputs,
18436 build_string_literal, expand_builtin_printf,
18437 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
18438 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
18439 fold_builtin_isdigit, simplify_builtin_strstr,
18440 simplify_builtin_strpbrk, fold_builtin_fputs,
18441 simplify_builtin_sprintf): Use build_int_cst.
18442 * c-common.c (start_fname_decls, fix_string_type,
18443 c_common_nodes_and_builtins, c_init_attributes,
18444 shorten_compare): Likewise.
18445 * c-decl.c (complete_array_type,
18446 check_bitfield_type_and_width): Likewise.
18447 * c-lex.c (interpret_integer, lex_charconst): Likewise.
18448 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
18449 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18450 * c-typeck.c (really_start_incremental_init, push_init_level,
18451 set_nonincremental_init_from_string): Likewise.
18452 * calls.c (load_register_parameters): Likewise.
18453 * convert.c (convert_to_pointer): Likewise.
18454 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
18455 build_fn_info_type, build_ctr_info_value, build_gcov_info):
18457 * except.c (init_eh, assign_filter_values, assign_filter_values):
18459 * expmed.c (store_fixed_bit_field, extract_bit_field,
18460 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
18461 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
18462 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
18463 * expr.c (convert_move, emit_group_load, emit_group_store,
18464 expand_assignment, store_constructor, store_field,
18465 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
18466 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
18467 invert_truthvalue, optimize_bit_field_compare,
18468 decode_field_reference, all_ones_mask_p, constant_boolean_node,
18469 fold_div_compare, fold, fold_read_from_constant_string,
18470 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18471 * function.c (assign_parm_setup_block): Likewise.
18472 * stmt.c (shift_return_value, expand_end_case_type,
18473 estimate_case_costs): Likewise.
18474 * stor-layout.c (layout_type, initialize_sizetypes,
18475 set_min_and_max_values_for_integral_type): Likewise.
18476 * tree-chrec.c (chrec_fold_multiply_poly_poly,
18477 reset_evolution_in_loop): Likewise.
18478 * tree-chrec.h (build_polynomial_chrec): Likewise.
18479 * tree-complex.c (build_replicated_const): Likewise.
18480 * tree-eh.c (honor_protect_cleanup_actions,
18481 lower_try_finally_onedest, lower_try_finally_copy,
18482 lower_try_finally_switch): Likewise.
18483 * tree-mudflap.c (mf_build_string, mx_register_decls,
18484 mudflap_register_call, mudflap_enqueue_constant): Likewise.
18485 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
18486 * tree-pretty-print.c (dump_generic_node): Likewise.
18487 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
18489 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
18490 * tree-ssa-loop-niter.c (number_of_iterations_cond,
18491 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
18494 * config/alpha/alpha.c (alpha_initialize_trampoline,
18495 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
18496 * config/arm/arm.c (arm_get_cookie_size): Likewise.
18497 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
18498 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18499 * config/i860/i860.c (i860_va_start): Likewise.
18500 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
18501 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
18502 mips_gimplify_va_arg_expr): Likewise.
18503 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
18504 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
18505 add_compiler_branch_island): Likewise.
18506 * config/s390/s390.c (s390_va_start): Likewise.
18507 * config/sh/sh.c (sh_va_start): Likewise.
18508 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
18510 * config/xtensa/xtensa.c (xtensa_va_start,
18511 xtensa_gimplify_va_arg_expr): Likewise.
18513 * objc/objc-act.c (build_objc_string_object,
18514 build_objc_symtab_template, init_def_list, init_objc_symtab,
18515 init_module_descriptor, generate_static_references,
18516 build_selector_translation_table, get_proto_encoding,
18517 build_typed_selector_reference, build_selector_reference,
18518 build_next_objc_exception_stuff,
18519 build_method_prototype_list_template, generate_descriptor_table,
18520 generate_protocols, build_protocol_initializer,
18521 build_ivar_list_template, build_method_list_template,
18522 build_ivar_list_initializer, generate_ivars_list,
18523 generate_dispatch_table, generate_protocol_list,
18524 build_category_initializer, build_shared_structure_initializer,
18525 generate_shared_structures, handle_impent,
18526 generate_objc_image_info): Use build_int_cst.
18528 2004-08-15 Ben Elliston <bje@au.ibm.com>
18530 * vec.h: Comment improvements.
18532 2004-08-14 Roger Sayle <roger@eyesopen.com>
18534 * c-common.c (shorten_compare, pointer_int_sum,
18535 c_common_truthvalue_conversion, boolean_increment): Replace calls
18536 to build with calls to buildN.
18537 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
18538 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
18539 gimplify_switch_stmt): Likewise.
18540 * c-typeck.c (default_function_array_conversion,
18541 build_component_ref, build_array_ref, build_function_call,
18542 pointer_diff, build_unary_op, build_conditional_expr,
18543 build_compound_expr, build_modify_expr, c_finish_goto_label,
18544 c_finish_goto_ptr, c_finish_return, c_finish_loop,
18545 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
18546 build_binary_op): Likewise.
18548 2004-08-15 Steven Bosscher <stevenb@suse.de>
18550 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
18552 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18554 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
18555 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
18556 * fixinc/fixincl.x: Rebuilt.
18558 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
18560 * config/mips/mips-protos.h (mips_symbolic_constant_p)
18561 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
18562 (mips_small_data_pattern_p): Declare.
18563 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
18564 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
18565 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
18566 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
18567 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
18568 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
18569 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
18570 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
18571 (pc_or_label_operand, call_insn_operand, move_operand)
18572 (consttable_operand, symbolic_operand, general_symbolic_operand)
18573 (global_got_operand, local_got_operand, stack_operand)
18574 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
18575 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
18576 (mips_small_data_pattern_p): Replace previous small_data_pattern
18577 predicate. Turn into a bool () (rtx) function.
18578 * config/mips/predicates.md: New file.
18579 * config/mips/mips.md: Include it. Use the target-independent
18580 comparison_operator instead of cmp_op. Rename trap_cmp_op to
18581 trap_comparison_operator and equality_op to equality_operator.
18582 Replace uses of small_int with the equivalent const_arith_operand.
18583 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
18584 const_float_1_operand to const_1_operand. Rename fcc_register_operand
18585 to fcc_reload_operand.
18586 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
18588 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18590 PR libstdc++/17005 partial fix.
18591 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
18592 except when generating ANSI/C89 code.
18594 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
18596 * c-common.c (shorten_compare): Use force_fit_type directly.
18598 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
18599 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
18600 Dave Korn <dk@artimi.com>
18602 * doc/install.texi (Building): Avoid duplicate reference to GNU
18604 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
18606 2004-08-14 Richard Henderson <rth@redhat.com>
18608 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
18609 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
18611 2004-08-13 Richard Henderson <rth@redhat.com>
18613 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
18614 for constant_call_address_operand.
18615 (call_value_pop_1, call_value_1): Likewise.
18616 (sibcall_value_1, call_value_1_rex64): Likewise.
18618 2004-08-13 James E Wilson <wilson@specifixinc.com>
18620 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
18621 Correct mode from SFmode to DFmode.
18623 2004-08-13 Ziemowit Laski <zlaski@apple.com>
18625 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
18626 __cstring_object and __image_info sections with the no_dead_strip
18629 2004-08-13 Roger Sayle <roger@eyesopen.com>
18630 David Billinghurst <David.Billinghurst@riotinto.com>
18632 PR libgfortran/15930
18633 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
18634 * fixinc/fixincl.x: Regenerate.
18635 * fixinc/tests/base/internal/math_core.h: New file.
18637 2004-08-13 Richard Henderson <rth@redhat.com>
18639 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
18640 (dbxout_function_end): Remove ifdefs for it.
18641 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
18643 2004-08-13 Richard Henderson <rth@redhat.com>
18645 * Makefile.in (insn-preds.o): Depend on TREE_H.
18646 * genpreds.c (write_insn_preds_c): Include tree.h.
18647 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
18648 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
18649 const48_operand, and_operand, or_operand, mode_width_operand,
18650 mode_mask_operand, mul8_operand, const0_operand,
18651 hard_fp_register_operand, hard_int_register_operand,
18652 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
18653 samegp_function_operand, direct_call_operand, small_symbolic_operand,
18654 global_symbolic_operand, call_operand, symbolic_operand,
18655 dtp16_symbolic_operand, dtp32_symbolic_operand,
18656 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
18657 gottp_symbolic_operand, alpha_comparison_operator,
18658 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
18659 signed_comparison_operator, alpha_fp_comparison_operator,
18660 divmod_operator, fix_operator, aligned_memory_operand,
18661 unaligned_memory_operand, reg_or_unaligned_mem_operand,
18662 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
18663 reg_no_subreg_operand, addition_operation): Move to predicates.md.
18664 (reg_or_const_int_operand): Remove. Replace all users with
18665 reg_or_cint_operand.
18666 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
18667 (resolve_reload_operand): Split out of aligned_memory_operand.
18668 * config/alpha/alpha-protos.h: Update for exports.
18669 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
18670 * config/alpha/alpha.md: Include predicates.md.
18671 * config/alpha/predicates.md: New file.
18673 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
18675 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
18676 fields with a pointer to the instruction definition.
18677 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
18678 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
18679 (write_attr_case, write_const_num_delay_slots): Update accordingly.
18680 (write_attr_case, write_const_num_delay_slots): Write the name of
18681 an insn next to its case statement.
18682 * genoutput.c (data): Add a filename field.
18683 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
18684 (output_insn_data): Print the location of each insn definition.
18685 * genrecog.c (write_action): Print the name of an insn above
18686 the statement that returns its code.
18688 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
18690 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
18691 * config/libgloss.h: Likewise.
18692 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
18693 * c4x/c4x-modes.def: Likewise.
18694 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
18695 (c4x_rptb_nop_p): Likewise.
18696 (c4x_rptb_valid_p): Likewise.
18697 (c4x_rptb_insert): Likewise.
18698 (c4x_address_conflict): Likewise.
18699 * config/c4x/c4x.md: Likewise.
18700 * config/frv/frv.md: Likewise.
18701 * config/i386/athlon.md: Likewise.
18702 * config/i386/i386.md: Likewise.
18703 * config/i386/predicates.md: Likewise.
18704 * config/ia64/ia64.c: Likewise.
18705 * config/ia64/itanium1.md: Likewise.
18706 * config/ia64/itanium2.md: Likewise.
18707 * config/iq2000/iq2000.md: Likewise.
18708 * config/mcore/mcore.c: Likewise.
18709 * config/mips/mips.c: Likewise.
18710 * config/mips/r3900.h: Likewise.
18711 * config/mips/sb1.md: Likewise.
18712 * config/pa/milli64.S: Likewise.
18713 * config/pa/pa.c: Likewise.
18714 * config/pa/pa.h: Likewise.
18715 * config/rs6000/8540.md: Likewise.
18717 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
18719 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
18721 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
18723 * sh.md (cbranch define_delay) Use cond_delay_slot for
18724 non-anulled condition too.
18726 2004-08-12 David Edelsohn <edelsohn@gnu.org>
18728 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
18729 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
18730 any_parallel_operand, lmw_operation, stmw_operation,
18731 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
18732 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
18733 any_parallel_operand.
18734 (return_and_restore_fpregs_{si,di}): Same.
18736 2004-08-12 Zack Weinberg <zack@codesourcery.com>
18738 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
18739 if pred->singleton != PARALLEL, issue a warning and pretend it was.
18740 Also issue a warning for any predicate we don't know about.
18742 2004-08-12 Richard Henderson <rth@redhat.com>
18744 * config/i386/i386.c (internal_label_prefix): Export.
18745 (internal_label_prefix_len, struct ix86_address,
18746 ix86_decompose_address, maybe_get_pool_constant,
18747 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
18748 memory_address_length): Export.
18749 (any_fp_register_operand, fp_register_operand,
18750 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
18751 x86_64_general_operand, x86_64_szext_general_operand,
18752 x86_64_nonmemory_operand, x86_64_movabs_operand,
18753 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
18754 x86_64_zext_immediate_operand, const_int_1_31_operand,
18755 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
18756 tls_symbolic_operand, global_dynamic_symbolic_operand,
18757 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
18758 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
18759 constant_call_address_operand, const0_operand, const1_operand,
18760 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
18761 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
18762 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
18763 general_no_elim_operand, nonmemory_no_elim_operand,
18764 index_register_operand, q_regs_operand, flags_reg_operand,
18765 non_q_regs_operand, zero_extended_scalar_load_operand,
18766 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
18767 ix86_comparison_operator, ix86_carry_flag_operator,
18768 fcmov_comparison_operator, promotable_binary_operator,
18769 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
18770 mult_operator, div_operator, arith_or_logical_operator,
18771 memory_displacement_operand, cmpsi_operand, long_memory_operand,
18772 aligned_operand): Move to predicates.md as define_predicates.
18773 (tls_symbolic_operand_1): Remove.
18774 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
18775 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
18776 (legitimize_address): Merge tls_symbolic_operand contents.
18777 (ix86_expand_move): Likewise.
18778 * config/i386/i386-protos.h: Update for exports.
18779 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
18780 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
18781 * config/i386/i386.md: Include predicates.md.
18782 * config/i386/predicates.md: New file.
18784 2004-08-13 Mark Mitchell <mark@codesourcery.com>
18787 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
18789 (i386_pe_mark_dllimport): Likewise.
18790 (i386_pe_encode_section_info): Likewise, when overriding
18791 dllimport attribute.
18793 2004-08-12 Geoffrey Keating <geoffk@apple.com>
18795 * configure.ac: When testing for flex, nm, ar, and bison, check
18796 that they will actually be built.
18797 * configure: Regenerate.
18799 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
18801 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
18802 (MOVE_MAX_PIECES): Define.
18804 2004-08-12 Devang patel <dpatel@apple.com>
18806 * dbxout.c (dbxout_begin_prologue): New function.
18807 (dbx_debug_hooks): Use new begin prologue hook.
18808 (dbxout_function_end): Emit N_ENSYM.
18809 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
18811 2004-08-12 Janis Johnson <janis187@us.ibm.com>
18813 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
18814 argument is float*.
18816 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
18819 * doc/extend.texi (AltiVec builtins): Fix description for recent
18820 changes. Update operation list to match current support.
18822 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
18824 * config/s390/s390.c (struct s390_frame_layout): New struct as element
18825 of struct machine_function.
18826 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
18828 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
18830 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
18831 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
18832 (s390_frame_area, s390_register_info): New functions.
18833 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
18835 (s390_return_addr_rtx, s390_return_address_offset)
18836 (s390_va_start, s390_gimplify_va_arg)
18837 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
18839 (s390_frame_info): Functionality partly moved to s390_register_info.
18840 Made adaptions for new stack layout.
18841 (save_gprs, restore_gprs): Changed meaning of second parameter and
18842 adapted all callers.
18844 * config/s390/s390.h (s390_backchain_string): New global variable.
18845 (MASK_BACKCHAIN): Removed definition.
18846 (TARGET_BACKCHAIN): Changed check.
18847 (TARGET_KERNEL_BACKCHAIN): New macro.
18848 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
18849 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
18850 "kernel-backchain".
18851 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
18853 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
18854 as condition. Adjusted for new stack layout.
18856 * doc/invoke.texi: Added documentation for new option
18857 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
18860 2004-08-12 Paul Brook <paul@codesourcery.com>
18862 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
18863 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
18865 2004-08-12 David Daney <ddaney@avtrex.com>
18867 * java/gcj.texi: Add subsection on signal usage.
18869 2004-08-12 David Edelsohn <edelsohn@gnu.org>
18871 * expr.c (move_by_pieces): Set alignment for move to minimum of
18872 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
18873 alignment, but not less than the original alignment.
18874 (move_by_pieces_ninsns): Same.
18875 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
18876 (store_by_pieces_1): Same.
18878 2004-08-12 Diego Novillo <dnovillo@redhat.com>
18880 PR tree-optimization/16867
18881 * tree.c (is_global_var): New function.
18882 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
18883 Call is_global_var.
18884 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
18886 (is_global_var): Declare.
18887 * tree-dfa.c (dump_variable): Display global and addressable
18889 (add_referenced_var): Clarify documentation when marking
18890 variables call-clobbered.
18891 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
18892 instead of needs_to_live_in_memory.
18893 (mark_call_clobbered): If the variable is a tag, mark it
18895 * tree-gimple.c (is_gimple_reg): Don't check for
18897 (is_gimple_non_addressable): Likewise.
18898 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
18899 needs to be marked call-clobbered.
18900 (setup_pointers_and_addressables): Call is_global_var instead
18901 of needs_to_live_in_memory.
18902 * tree-ssa-dce.c (need_to_preserve_store): Remove.
18903 Update all users with is_global_var.
18904 (mark_stmt_if_obviously_necessary): Fix processing of aliased
18905 stores. Don't check the virtual definitions. Rather, check
18906 whether the store is going into global memory.
18907 (find_obviously_necessary_stmts): Get the symbol from the PHI
18909 * tree-ssa-operands.c (get_call_expr_operands): Do not add
18910 clobbering may-defs if the call does not have side effects.
18912 2004-08-12 Jakub Jelinek <jakub@redhat.com>
18915 * output.h (default_function_rodata_section,
18916 default_no_function_rodata_section): New prototypes.
18917 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
18918 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
18919 (TARGET_ASM_OUT): Add it.
18920 * varasm.c (default_function_rodata_section,
18921 default_no_function_rodata_section): New functions.
18922 * final.c (final_scan_insn): Call
18923 targetm.asm_out.function_rodata_section instead of
18924 readonly_data_section.
18925 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
18926 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18927 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18928 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18930 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18931 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18933 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18935 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18936 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18937 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
18939 2004-08-12 Paul Brook <paul@codesourcery.com>
18941 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
18943 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
18944 DWARF2_UNWIND_INFO.
18946 2004-08-12 Ben Elliston <bje@au.ibm.com>
18949 * config/rs6000/altivec.h: Change vector to __vector throughout.
18950 (Except for the `vector' macro itself).
18952 2004-08-12 Zack Weinberg <zack@codesourcery.com>
18954 * genpreds.c: Add capability to generate predicate bodies as
18955 well as function prototypes. Write function prototypes for
18956 the generic predicates too.
18957 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
18958 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
18959 (write_match_code, write_predicate_expr, write_one_predicate_function)
18960 (parse_option): New functions.
18961 (output_predicate_decls): Delete.
18962 (main): Read the machine description, process DEFINE_PREDICATE or
18963 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
18966 * genrecog.c (struct decision_test): Replace index with
18967 struct pred_data pointer.
18968 (next_index): Remove, unused.
18969 (pred_table, preds, special_mode_pred_table): Delete.
18970 (compute_predicate_codes, process_define_predicate): New functions.
18971 (validate_pattern, add_to_sequence, write_switch): Update for
18972 new data structures.
18973 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
18974 Check both error_count and have_error.
18976 * gensupport.c (in_fname, first_predicate): New globals.
18977 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
18978 (predicate_table, last_predicate, old_pred_table)
18979 (old_special_pred_table): New statics.
18980 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
18981 (add_predicate, init_predicate_table): New functions.
18982 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
18983 (init_md_reader_args_cb): Use the global in_fname. No need to zero
18984 it or max_include_len. Call init_predicate_table.
18985 (read_rtx): Run the predicate queue after the attribute queue
18986 but before all the others.
18987 * gensupport.h (in_fname, struct pred_data, first_predicate)
18988 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
18989 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
18990 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
18991 * dummy-conditions.c: Don't include bconfig.h, system.h,
18992 coretypes.h, tm.h, or system.h. Do include stddef.h.
18993 Duplicate declaration of struct c_test from gensupport.h.
18995 * Makefile.in (OBJS-common): Add insn-preds.o.
18996 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
18997 (insn-preds.c, insn-preds.o): New rules.
18998 (s-preds): Also generate insn-preds.c.
18999 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
19000 Update dependencies.
19001 (print-rtl.o, print-rtl1.o): Correct dependencies.
19003 * recog.h: Delete prototypes of predicate functions.
19005 * doc/md.texi (Predicates): New section with complete
19006 documentation of operand/operator predicates. Remove some
19007 incomplete documentation of predicates from other places.
19008 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
19009 PREDICATE_CODES; indicate that both are deprecated in favor
19010 of define_predicate/define_special_predicate.
19012 * config/ia64/ia64.c: All predicate function definitions moved
19014 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
19015 (ia64_expand_load_address, ia64_expand_move):
19016 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
19018 * config/ia64/ia64.md: All predicates now defined here.
19019 (symbolic_operand): Is now a special predicate.
19021 * config/ia64/ia64.h: Declare ia64_section_threshold.
19022 (PREDICATE_CODES): Delete.
19024 2004-08-12 Richard Henderson <rth@redhat.com>
19026 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
19027 * c-semantics.c (add_stmt): Set it.
19028 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
19029 before instantiating a variable sized type.
19031 2004-08-12 Richard Henderson <rth@redhat.com>
19033 * stor-layout.c (round_up, round_down): Move ...
19034 * fold-const.c (round_up, round_down): ... here. Use
19035 multiple_of_p to avoid any arithmetic at all.
19037 2004-08-12 Richard Henderson <rth@redhat.com>
19039 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
19040 (gimplify_init_ctor_preeval_1): New.
19041 (gimplify_init_ctor_preeval): New.
19042 (gimplify_init_ctor_eval): New.
19043 (gimplify_init_constructor): Use them. Always gimplify the LHS
19046 2004-08-12 Ziemowit Laski <zlaski@apple.com>
19048 (This patch is part of merge of objc-improvements-branch
19051 * doc/frontends.texi: Mention Objective-C++ in addition to
19053 * doc/install.texi: Add 'obj-c++' to list of configurable
19055 * doc/invoke.texi: Rename Objective-C option headings to
19056 indicate they also apply to Objective-C++. List file
19057 extensions for Objective-C++ sources. Mention that
19058 ObjC and ObjC++ compilations may also use C and C++ options,
19059 respectively. Point users to doc/standards.texi for
19060 further info on ObjC and ObjC++.
19061 * doc/sourcebuild.texi: Mention the objcp/ directory and
19062 the Objective-C++ sources it contains.
19063 * doc/standards.texi: Update link to Apple ObjC site;
19064 add link to gcc readings.html WWW doc.
19066 2004-08-12 Alan Modra <amodra@bigpond.net.au>
19068 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
19069 and 2004-07-14 changes.
19071 2004-08-12 Paul Brook <paul@codesourcery.com>
19073 * doc/invoke.texi: Fix typo.
19075 2004-08-11 Devang Patel <dpatel@apple.com>
19077 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
19078 and -no_dead_strip_inits_and_terms.
19080 * doc/invoke.texi (Darwin Options): Document -dead_strip and
19081 -no_dead_strip_inits_and_terms.
19083 2004-08-11 Paul Brook <paul@codesourcery.com>
19085 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
19086 (arm_load_pic_register): ... to this.
19087 * config/arm/arm.c (arm_finalize_pic): Rename ...
19088 (arm_load_pic_register): ... to this. Always output insns at the
19089 current location. Load via low reg in thumb mode.
19090 (arm_expand_prologue): Call arm_load_pic_register.
19091 (thumb_expand_prologue): Ditto.
19092 * config/arm/arm.h (FINALIZE_PIC): Remove.
19093 * config/arm/arm.md (builtin_setjmp_receiver): Call
19094 arm_load_pic_register.
19096 2004-08-11 Paul Brook <paul@codesourcery.com>
19098 * arm.c (thumb_force_lr_save): Add prototype.
19099 (thumb_compute_save_reg_mask): New function.
19100 (thumb_find_work_register): New function.
19101 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
19102 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
19103 Don't clobber r3 when removing pretend args.
19104 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
19105 (thumb_output_function_prologue): Use new functions.
19106 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
19107 * arm.h (THUMB_REG_PUSHED_P): Remove.
19109 2004-08-11 James E Wilson <wilson@specifixinc.com>
19111 PR rtl-optimization/16490
19112 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
19113 global_live_at_end for new basic block if already set for other blocks.
19115 2004-08-11 David Edelsohn <edelsohn@gnu.org>
19117 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
19119 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
19120 (mfcr rlwinm rlwinm patterns): Set length to 12.
19122 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
19124 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
19125 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
19126 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
19127 (start_ssa_stmt_operands): Delete.
19128 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
19129 struct stmt_operands_d.
19130 (build_ssa_operands): New extern entry point.
19131 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
19132 building code, replace with create_ssa_artficial_load_stmt().
19133 * tree-ssa-operands.c (struct voperands_d): Delete.
19134 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
19135 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
19136 (free_uses, free_defs, free_vuses, free_v_may_defs,
19137 free_v_must_defs): Remove dealloc parameter.
19138 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
19139 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
19140 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
19141 vector comparisons, ssa_name reuse, and allocations here.
19142 (verify_start_operands): Delete.
19143 (finalize_ssa_stmt_operands): Set new operands by calling finalize
19145 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
19146 (append_def, append_usei): Simplify to simple accumulation.
19147 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
19148 duplicates and simple accumulation.
19149 (free_ssa_operands): Free vectors in a stmt_operand structure.
19150 (build_ssa_operands): New. Create a new stmt_operand structure from
19151 a stmt and an old set of stmt_operands.
19152 (get_stmt_operands): Simplify and call build_ssa_operands.
19153 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
19154 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
19155 add_call_read_ops): Don't pass prev_vops around anymore.
19156 (note_addressable): Return if no stmt annotation.
19157 (copy_virtual_operands): Access v_may_def operands through a struct.
19158 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
19159 hash tables without treating the stmt as a real stmt.
19160 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
19161 v_may_def def and use through a struct instead of 2 array elements.
19162 (struct v_may_def_optype_d): Use v_may_def_operand_type.
19163 (struct stmt_operands_d): New. Struct for storing all operand vectors.
19165 2004-08-11 Nick Clifton <nickc@redhat.com>
19167 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
19168 this funciton's behaviour. Return true when the current function
19169 has a section attribute and -mlong-calls is in effect.
19170 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
19171 short-call marker when -mlong-calls is in effect and the function
19172 has a section attribute.
19174 2004-08-10 Zack Weinberg <zack@codesourcery.com>
19176 * stmt.c (expand_return): If asked to return the RESULT_DECL,
19177 just call expand_value_return on result_rtl.
19179 2004-08-10 Richard Henderson <rth@redhat.com>
19181 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
19182 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
19183 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
19184 (add_location_or_const_value_attribute): ... not here. Use
19185 loc_descriptor_from_tree if possible.
19186 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
19187 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
19189 (loc_descriptor_from_tree): New. Update callers.
19190 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
19191 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
19192 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
19193 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
19194 and BUILT_IN_STACK_RESTORE.
19195 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
19196 * stmt.c (expand_stack_alloc): Remove.
19197 * tree-mudflap.c (mx_register_decls): Don't look for
19198 BUILT_IN_STACK_ALLOC.
19199 * tree-nested.c (convert_local_reference): Likewise.
19200 * tree.h (DECL_VALUE_EXPR): New.
19202 2004-08-10 Richard Henderson <rth@redhat.com>
19204 * stor-layout.c (round_up): Check for 0/1 before dividing.
19205 (round_down): Likewise.
19207 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
19209 2004-08-09 Mark Mitchell <mark@codesourcery.com>
19211 * config.gcc (arm*-*-eabi*): New target.
19212 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
19213 (TARGET_LIB_INT_CMP_BIASED): Likewise.
19214 * expmed.c (expand_divmod): Try a two-valued divmod function as a
19216 * gthr.h: Remove bogus tokens at end of #pragma.
19217 * optabs.c (expand_twoval_binop_libfunc): New function.
19218 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
19219 (prepare_float_lib_cmp): Try reversing the condition.
19220 (debug_optab_libfuncs): New function.
19221 * optabs.h (expand_twoval_binop_libfunc): Declare.
19222 * config/arm/arm.c (arm_init_libfuncs): New function.
19223 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
19224 (TARGET_INIT_LIBFUNCS): Define it.
19225 * config/arm/arm.h (TARGET_BPABI): New macro.
19226 * config/arm/arm-protos.h
19227 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
19228 * config/arm/bpabi.S: New file.
19229 * config/arm/bpabi.c: Likewise.
19230 * config/arm/bpabi.h: Likewise.
19231 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
19232 (__aeabi_drsub): Likewise.
19233 (__aeabi_dsub): Likewise.
19234 (__aeabi_dadd): Likewise.
19235 (__aeabi_ui2d): Likewise.
19236 (__aeabi_i2d): Likewise.
19237 (__aeabi_f2d): Likewise.
19238 (__aeabi_dmul): Likewise.
19239 (__aeabi_ddiv): Likewise.
19240 (__aeabi_cdrcmple): Likewise.
19241 (__aeabi_cdcmpeq): Likewise.
19242 (__aeabi_cdcmple): Likewise.
19243 (__aeabi_dcmpeq): Likewise.
19244 (__aeabi_dcmplt): Likewise.
19245 (__aeabi_dcmple): Likewise.
19246 (__aeabi_dcmpge): Likewise.
19247 (__aeabi_dcmpgt): Likewise.
19248 (__aeabi_dcmpun): Likewise.
19249 (__aeabi_d2iz): Likewise.
19250 (__aeabi_d2uiz): Likewise.
19251 (__aeabi_d2f): Likewise.
19252 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
19253 (__aeabi_frsub): Likewise.
19254 (__aeabi_fsub): Likewise.
19255 (__aeabi_fadd): Likewise.
19256 (__aeabi_ui2f): Likewise.
19257 (__aeabi_i2f): Likewise.
19258 (__aeabi_fmul): Likewise.
19259 (__aeabi_fdiv): Likewise.
19260 (__aeabi_cfrcmple): Likewise.
19261 (__aeabi_cfcmpeq): Likewise.
19262 (__aeabi_cfcmple): Likewise.
19263 (__aeabi_fcmpeq): Likewise.
19264 (__aeabi_fcmplt): Likewise.
19265 (__aeabi_fcmple): Likewise.
19266 (__aeabi_fcmpge): Likewise.
19267 (__aeabi_fcmpgt): Likewise.
19268 (__aeabi_fcmpun): Likewise.
19269 (__aeabi_f2iz): Likewise.
19270 (__aeabi_f2uiz): Likewise.
19271 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
19272 (__aeabi_uidivmod): New function or alias.
19273 (__aeabi_idivmod): Likewise.
19274 (__aeabi_idiv0): Likewise.
19275 (__aeabi_ldiv0): Likewise.
19276 (__aeabi_llsr): Likewise.
19277 (__aeabi_lasr): Likewise.
19278 (__aeabi_llsl): Likewise.
19279 (bpabi.S): Include it.
19280 * config/arm/libgcc-bpabi.ver: New file.
19281 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
19282 (LINK_SPEC): Remove.
19283 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
19285 * config/arm/t-bpabi: New file.
19286 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
19287 (TARGET_LIB_INT_CMP_BIASED): Likewise.
19289 2004-08-10 David Edelsohn <edelsohn@gnu.org>
19291 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
19292 * config/rs6000/rs6000.md (clrmemsi): New pattern.
19293 * config/rs6000/rs6000.c (expand_block_clear): New function.
19294 (expand_block_move): Convert alignment to bits. Use SImode and
19295 HImode for unaligned addresses if not STRICT_ALIGNMENT.
19297 2004-08-10 Caroline Tice <ctice@apple.com>
19299 * varasm.c (unlikely_section_label): New global variable.
19300 (unlikely_text_section_name): New global variable.
19301 (text_section): Remove alignment statement.
19302 (unlikely_text_section): Remove alignment statement; use
19303 unlikely_section_label rather than hard-coded string.
19304 (assemble_start_function): Initialize unlikely_section_label and
19305 unlikely_text_section_name; make sure cold section is properly
19306 aligned at start of function; output unlikely_section_label if
19309 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
19311 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
19312 * config/s390/s390.c (s390_canonicalize_comparison): New function.
19313 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
19314 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
19315 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
19316 ("*tmqi_mem"): Remove SUBREG from pattern.
19317 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
19318 ("*andsi3_cconly"): Likewise.
19320 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
19323 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
19325 2004-08-10 Janis Johnson <janis187@us.ibm.com>
19327 * doc/sourcebuild.texi (compat testing): Document available test
19328 framework commands. Use the preferred spelling of DejaGnu.
19330 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
19332 * lambda.h: Add matrix type, and prototypes for remainder of
19333 matrix and vector functions.
19334 (lambda_vector_mult_const): New function.
19335 (lambda_vector_negate): Ditto.
19336 (lambda_vector_add): Ditto.
19337 (lambda_vector_add_mc): Ditto.
19338 (lambda_vector_copy): Ditto.
19339 (lambda_vector_zerop): Ditto.
19340 (lambda_vector_equal): Ditto.
19341 (lambda_vector_min_nz): Ditto.
19342 (lambda_vector_first_nz): Ditto.
19343 (lambda_vector_matrix_mult): Ditto.
19344 * lambda-mat.c: New file.
19345 * Makefile.in (lambda-mat.o): New.
19347 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
19349 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
19350 after linking stmt into the program.
19351 (bsi_remove): Don't call modify_stmt.
19352 * tree-complex.c (update_complex_assignment,
19353 expand_complex_comparison): Call modify_stmt after changing the stmt.
19354 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
19356 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
19357 the stmt, and only if needed.
19358 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
19360 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
19361 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
19362 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
19363 (eliminate_redundant_computations): Don't pass an annotation. Call
19364 modify_stmt rather than setting the annotation directly.
19365 (record_equivalences_from_stmt): Remove unused local 'j'.
19366 (cprop_operand): Take a stmt rather than an annotation as a parameter.
19368 (cprop_into_stmt): Pass stmt rather than annotation.
19369 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
19370 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
19372 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
19374 2004-08-10 Jason Merrill <jason@redhat.com>
19376 PR middle-end/16948
19377 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
19380 2004-08-10 Geoffrey Keating <geoffk@apple.com>
19382 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
19385 2004-08-10 Roger Sayle <roger@eyesopen.com>
19387 * config/mips/mips.md: New reciprocal square root patterns that
19388 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
19390 2004-08-10 Paul Brook <paul@codesourcery.com>
19392 * config/arm/arm-protos.h (arm_set_return_address,
19393 thumb_set_return_address): Add prototypes.
19394 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
19395 * config/arm/arm.c (arm_compute_func_type,
19396 use_return_insn, arm_compute_save_reg0_reg12_mask,
19397 arm_compute_save_reg_mask, arm_output_function_prologue,
19398 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
19399 current_function_calls_eh_return.
19400 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
19402 (arm_set_return_address, thumb_set_return_address): New functions.
19403 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
19404 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
19405 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
19406 (epilogue): Use the stackadj register.
19407 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
19409 2004-08-10 Jakub Jelinek <jakub@redhat.com>
19412 * expr.c (move_by_pieces_ninsns): Add max_size argument.
19413 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
19414 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
19415 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
19416 but using MOVE_RATIO.
19417 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
19418 (can_store_by_pieces): Change max_size type to unsigned int.
19419 (store_by_pieces_1): Likewise. Pass max_size to
19420 move_by_pieces_ninsns.
19421 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
19422 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
19423 to move_by_pieces_ninsns.
19424 (STORE_BY_PIECES_P): Define.
19425 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
19426 to move_by_pieces_ninsns.
19427 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
19429 * config/i386/i386.h (CLEAR_RATIO): Define.
19431 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19433 * expr.c (expand_expr_real_1): Add back code that was not dead.
19435 2004-08-09 Andrew Pinski <apinski@apple.com>
19437 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
19438 which is found to be compatible before returning the aliasing set.
19440 2004-08-09 Daniel Jacobowitz <dan@debian.org>
19442 * ggc-zone.c (struct alloc_zone): Add statistics counters.
19443 (always_collect): New flag.
19444 (ggc_alloc_zone_1): Update statistics support. Don't include
19445 overhead in allocated counter.
19446 (sweep_pages): Update allocated counter for large pages. Don'y
19448 (ggc_collect_1): Always collect.
19449 (ggc_collect): Honor always_collect flag. Sum all zones to decide
19450 whether to collect.
19451 (SCALE, LABEL): New macros.
19452 (ggc_print_statistics): Add statistics support.
19454 2004-08-09 Roger Sayle <roger@eyesopen.com>
19456 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
19457 (init_expmed): Fix potential overrun problem with "all.reg".
19458 (expand_sdiv2_pow2): Add an alternate implementation for signed
19459 division, if the target provides a suitable conditional move insn.
19461 2004-08-09 Paul Brook <paul@codesourcery.com>
19462 Richard Henderson <rth@redhat.com>
19464 * unwind-dw2.c (uw_install_context_1): Update target saved stack
19467 2004-08-09 Geoffrey Keating <geoffk@apple.com>
19469 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
19470 Check DATA limit only if there's no AS limit. Ignore insanely
19472 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
19473 but take care that the AS limit isn't overrun.
19474 * doc/invoke.texi: Update documentation of min-heapsize parameter.
19476 2004-08-09 Jeff Law <law@redhat.com>
19478 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
19479 (tree-ssa-threadupdate.o): Add dependencies.
19480 * tree-ssa-threadupdate.c: New file.
19481 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
19482 (rewrite_vars_out_of_ssa): Remove prototype.
19483 (cleanup_tree_cfg): Returns a bool.
19484 * tree.h (thread_through_all_blocks): Prototype.
19485 * tree-outof-ssa.c (SSANORM_*): Move into here.
19486 (remove_ssa_form): Now static.
19487 (rewrite_vars_out_of_ssa): Kill.
19488 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
19489 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
19490 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
19491 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
19492 anything was changed.
19493 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
19494 from the PHI's annotation rather than the edge associated with
19496 * tree-ssa-dom.c (redirection_edges): Kill.
19497 (redirect_edges_and_update_ssa_graph): Kill.
19498 (tree_ssa_dominator_optimize): Do not reset forwardable flag
19499 for blocks anymore. Do not initialize redirection_edges.
19500 Call thread_through_all_blocks. Simplify code for cleanup
19501 of the CFG and iterating. No longer call cleanup_tree_cfg
19502 outside the iteration loop.
19503 (thread_across_edge): No longer mess with forwardable blocks.
19505 2004-08-09 Zack Weinberg <zack@codesourcery.com>
19507 * explow.c (memory_address): Use memory_address_p.
19508 * recog.c (general_operand): Likewise.
19509 * regrename.c: No need to define REG_OK_STRICT.
19511 2004-08-09 Steven Bosscher <stevenb@suse.de>
19513 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
19515 * gcse.c: Include timevar.h.
19516 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
19517 and global_copy_prop_count.
19518 (local_const_prop_count, local_copy_prop_count): New static globals.
19519 (gcse_main): Set the right timevar for each pass.
19520 (cprop_jump): Increment global_const_prop_count when a constant is
19521 propagated. Add "GLOBAL" to dump output.
19522 (cprop_insn): Increment global_const_prop_count when a constant is
19523 propagated, or global_copy_prop_count when a copy is propagated.
19524 (do_local_cprop): Likewise for local_const_prop_count and
19525 local_copy_prop_count.
19526 (one_cprop_pass): Initialize const/cprop counters to zero.
19527 Print out results of local and global const/cprop separately.
19528 (bypass_block): Break over-length line.
19529 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
19530 for bb-reorder.o and tracer.o.
19532 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19534 * Makefile.in (GTFILES): Remove stmt.c
19535 (stmt.o): Do not depend on gt-stmt.h.
19536 * emit-rtl.c (emit_line_note): Do not call
19537 set_file_and_line_for_stmt.
19538 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
19540 * function.c (free_after_parsing): Do not free STMT field.
19541 (allocate_struct_function): Do not call init_stmt_for_function.
19542 (assign_stack_temp_for_type): Do not accept values of keep
19544 (init_temp_slots): Do not initialize removed variables.
19545 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
19546 and X_VAR_TEMP_SLOT_LEVEL fields.
19547 * rtl.h (set_file_and_line_for_stmt): Remove.
19548 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
19549 struct stmt_status, cond_stack, case_stack, nesting_stack,
19550 nesting_depth, emit_locus, set_file_and_line_for_stmt,
19551 same_case_target_p, init_stmt_for_function, emit_nop,
19552 expand_start_cond, expand_start_elseif, expand_start_else,
19553 expand_elseif, expand_end_cond): Remove.
19554 (preserve_subexpressions_p): Remove references to CFUN->STMT.
19555 (expand_start_case, expand_end_case_type): Remove, merge into...
19556 (expand_case): ... this one, including other bits from
19557 expand_expr_real_1. Inline same_case_target_p. Turn members
19558 of CASE_STACK into local variables.
19559 (emit_case_bit_tests): Inline same_case_target_p.
19560 (add_case_node): Add HEAD argument, return new head of the list,
19561 do not handle default label here.
19562 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
19563 expand_start_elseif, current_nesting_level, expand_start_case,
19564 expand_end_case_type, expand_end_case, add_case_node,
19565 init_stmt_for_function, expand_elseif): Remove prototypes.
19566 (expand_case): Add prototype.
19568 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19570 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
19572 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19574 * expr.c (var_rtx): Remove.
19575 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
19576 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
19577 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
19579 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
19580 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
19581 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
19583 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
19584 Ayal Zaks <zaks@il.ibm.com>
19586 * common.opt (freschedule-modulo-scheduled-loops): New flag.
19587 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
19588 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
19589 when -freschedule-modulo-scheduled-loops flag is not specified.
19590 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
19591 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
19592 More accurate placing of insn in row of partial schedule.
19593 (ps_insn_find_column): New function.
19594 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
19595 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
19596 (schedule_region): Use sched_is_disabled_for_current_region_p.
19597 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
19599 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
19601 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
19604 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
19606 * config/i386/i386.c (ix86_expand_clrmem): Properly call
19607 gen_strset for 64bit target.
19609 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
19611 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
19613 2004-08-07 Jason Merrill <jason@redhat.com>
19615 Make return in memory explicit.
19616 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
19617 (assign_parm_find_data_types): Remove code for old front end
19618 invisible reference handling.
19619 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
19620 (expand_function_end): Likewise.
19621 * gimplify.c (gimplify_return_expr): Handle a dereferenced
19623 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
19624 (declare_return_variable): Handle DECL_BY_REFERENCE.
19625 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
19626 (cp_genericize_r): Use convert_from_reference.
19627 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
19628 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
19630 * c-common.c (c_warn_unused_result): Check TREE_USED before
19631 warning about a CALL_EXPR with an unused value.
19633 2004-08-06 Mark Mitchell <mark@codesourcery.com>
19635 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
19636 to the compiler. Use -fshort-wchar by default.
19638 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
19640 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
19641 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
19643 * doc/invoke.texi (param): Document min-crossjump-insns.
19645 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
19648 * c.opt (Wmissing-field-initializers): New option.
19649 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
19650 * c-typeck.c (pop_init_level): Guard the missing field warning with
19651 warn_missing_field_initializers rather than extra_warnings.
19652 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
19653 some of the explanation from...
19654 (-Wextra): ...here. Say that the missing field warning can be
19655 seperately controlled by -Wmissing-field-initializers.
19657 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
19659 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
19660 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
19661 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
19662 * tree.def (ENTRY_VALUE_EXPR): Remove.
19664 2004-08-06 Jakub Jelinek <jakub@redhat.com>
19666 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
19667 the places where it is actually needed. Don't use repz; stosb
19668 for -Os with sufficiently small constant sizes.
19669 For sufficiently small repz; stos{l,q} repeat counts use a sequence
19670 of stos{l,q} instructions instead.
19672 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19674 PR tree-optimization/16807
19675 * loop-iv.c (dump_iv_info): Dump invariants correctly.
19676 (iv_subreg, iv_extend): Express value of invariant purely in
19679 2004-08-06 Mark Mitchell <mark@codesourcery.com>
19681 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
19682 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
19684 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
19686 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
19687 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
19689 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
19690 pattern until reload is finished to allow better code generation
19691 and split them completely into separate instrunctions.
19692 (*andsi3_split): New pattern.
19694 2004-08-05 Mark Mitchell <mark@codesourcery.com>
19696 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
19697 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
19698 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19699 * tree.h (handle_dll_attribute): Declare. Test
19700 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19701 * c-common.h (c_determine_visibility): Declare.
19702 * c-common.c (c_determine_visibility): New function.
19703 * c-decl.c (finish_decl): Use it.
19704 (finish_function): Likewise.
19705 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
19706 zero, by default. Use #if, not #ifdef, to test it.
19707 * config/arm/arm.c (arm_attribute_table): Use
19708 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
19710 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
19711 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19713 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
19714 * config/i386/i386.c (ix86_attribute_table): Use
19715 handle_dll_attribute for dllimport/dllexport. Test
19716 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19717 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
19718 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19720 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
19722 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19724 * doc/extend.texi (dllexport): Clarify and correct documentation.
19725 (dllimport): Likewise.
19726 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
19727 handle_dll_attribute.
19729 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19731 * tree-ssa-loop-manip.c: New file.
19732 * Makefile.in (tree-ssa-loop-manip.o): Add.
19733 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
19735 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
19737 (tree_ssa_loop_done): Verify loop closed ssa form.
19738 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
19740 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19742 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
19743 pa_asm_output_aligned_local): New functions.
19744 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
19745 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
19746 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
19747 pa_asm_output_aligned_common.
19748 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19749 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
19750 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
19751 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19752 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
19753 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
19754 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19755 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
19758 2004-08-05 Andrew Pinski <apinski@apple.com>
19760 * objc/objc-act.c (build_objc_string_object): Mark the address
19761 expression as constant.
19763 2004-08-05 David Edelsohn <edelsohn@gnu.org>
19765 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
19766 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
19767 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
19769 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
19771 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
19772 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
19773 out, and associated obsolete comments.
19775 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
19777 * tree.h (force_fit_type): Return a tree, take three flags.
19778 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
19779 TREE_CONSTANT_OVERFLOW here.
19780 (int_const_binop, const_binop): Adjust.
19781 (size_int_type): Do sign extension here.
19782 (fold_convert_const, optimize_bit_field_compare,
19783 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
19784 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
19785 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
19787 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19789 PR tree-optimization/16864
19790 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
19791 for ssa names without default_def.
19793 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
19795 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
19796 frame pointer, restore eax with an ebp-relative address.
19798 2004-08-04 Geoffrey Keating <geoffk@apple.com>
19801 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
19802 * c-common.h (make_rtl_for_local_static): Delete.
19803 * c-decl.c (shadow_tag_warned): Clean up comment.
19804 (finish_decl): Clean up spacing. Use set_user_assembler_name when
19805 appropriate. Don't pass asmspec to rest_of_decl_compilation.
19806 * c-semantics.c (make_rtl_for_local_static): Delete.
19807 * expr.c (init_block_move_fn): Use set_user_assembler_name.
19808 (init_block_clear_fn): Likewise.
19809 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
19810 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
19811 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
19812 * tree.h (make_decl_rtl): Remove second parameter.
19813 (set_user_assembler_name): New.
19814 * varasm.c (set_user_assembler_name): New.
19815 (make_decl_rtl): Remove second parameter. Update callers in many
19818 2004-08-05 Adam Nemet <anemet@lnxw.com>
19820 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
19821 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
19823 * gthr-lynx.h: New file.
19824 * config/lynx-ng.h: Remove file.
19825 * config/lynx.h: Update to LynxOS 4.0.
19826 * config/t-lynx: New file.
19827 * config/i386/lynx-ng.h: Remove file.
19828 * config/i386/lynx.h: Update to LynxOS 4.0.
19829 * config/rs6000/lynxbase.h: Remove file.
19830 * config/rs6000/lynx.h: Update to LynxOS 4.0.
19831 * config/rs6000/t-lynx: New file.
19832 * doc/install.texi (Options specification): Remove reference to
19833 LynxOS from systems where --with-gnu-as makes a difference.
19835 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
19837 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
19839 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
19841 (c_cpp_builtins): Call it.
19842 * doc/cpp.texi: Update.
19844 2004-08-04 David Edelsohn <edelsohn@gnu.org>
19846 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
19849 2004-08-04 Jan Hubicka <jh@suse.cz>
19851 * basic-block.h (profile_staus): New global variable.
19852 * cfg.c (profile_status): Declare.
19853 (check_bb_profile): Break out from ....; use profile_status
19854 (dump_flow_info): ... here.
19855 * cfgbuild.c (find_basic_blocks): Set profile_status.
19856 * cfgexpand.c (tree_expand_cfg): Likewise.
19857 * predict.c (estimate_probability): Likewise.
19858 * profile.c (branch_prob): Likewise.
19859 * tree-cfg.c (build_tree_cfg): Likewise.
19860 (dump_function_to_file): Use check_bb_profile.
19861 * tree-pretty-print (dump_bb_header): Likewise.
19862 * tree-profile.c (do_tree_profiling): Cleanup.
19864 2004-08-04 Zack Weinberg <zack@codesourcery.com>
19866 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
19867 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
19868 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
19869 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
19870 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
19871 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
19872 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
19873 (ggc-none.o, errors.o): Move rule to generators section;
19874 correct dependencies.
19875 (min-insn-modes.o): Move rule to generators section; remove
19876 unnecessary explicit command; correct dependencies.
19877 (print-rtl.o, print-rtl1.o): Correct dependencies.
19878 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
19879 (mostlyclean): Update.
19881 * errors.c: Include bconfig.h not config.h. Correct comment.
19882 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
19883 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
19884 * print-rtl.c: Don't include tm_p.h.
19886 * rtl.h: Move forward-decl of struct function down where it's
19887 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
19888 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
19890 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19891 Jeff Law <law@redhat.com>
19893 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
19894 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
19895 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
19896 manipulate the duplicated ssa names.
19897 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
19898 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
19899 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
19901 (release_ssa_name): Do not release ssa names that may have multiple
19903 * tree.h (release_ssa_name_force, mark_for_rewrite,
19904 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
19905 marked_ssa_names): Declare.
19906 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
19907 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
19908 Update call to rewrite_ssa_into_ssa.
19910 2004-08-04 Mark Mitchell <mark@codesourcery.com>
19912 * defaults.h (TARGET_DECLSPEC): New macro.
19913 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
19914 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
19915 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
19916 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
19917 __declspec support.
19918 (TARGET_DECLSPEC): Define.
19919 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
19920 __declspec support.
19921 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
19922 __declspec support.
19923 (TARGET_DECLSPEC): Define.
19924 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
19925 __declspec support.
19926 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
19928 * doc/tm.texi (TARGET_DECLSPEC): Document.
19930 * doc/extend.texi: Fix typo in comment.
19932 2004-08-04 Paul Brook <paul@codesourcery.com>
19934 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
19935 (TARGET_CXX): Use it.
19936 * target.h (struct gcc_target): Add cdtor_returns_this.
19937 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
19938 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
19939 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
19941 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
19943 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
19944 low/high pair. Do range checking directly.
19945 (interpret_integer): Adjust.
19947 2004-08-04 Nick Clifton <nickc@redhat.com>
19949 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
19951 * doc/invoke.texi: Document this new switch and also the -mrenesas
19954 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
19956 * cfglayout.c (insn_locators_initialize): Update the current
19957 location before initializing a location.
19959 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19961 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
19962 (dbxout_function_end): Return after emitting the "Lscope" symbol
19963 under the same conditions that this function formerly wasn't called.
19964 Add explanatory comments.
19967 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
19971 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
19972 functions, broken out of dbxout_block.
19973 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
19974 stabs too, if it contains symbols. Use the begin_label and
19975 the Lscope label (emitted by dbxout_function_end) for the
19976 range of this block.
19978 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
19980 * doc/install.texi: Update autoconf version requirements.
19982 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19984 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
19985 * recog.c (general_operand, immediate_operand, nonmemory_operand)
19986 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
19987 * regclass.c (record_reg_classes): Likewise.
19988 * reload.c (find_reloads): Likewise.
19989 * reload1.c (reload): Likewise.
19991 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19993 * gensupport.c (init_md_reader_args_cb): Renamed from
19994 init_md_reader_args. Add third option, callback function for
19995 parsing program-specific options. Add diagnosis of incorrect
19996 number of input files.
19997 (init_md_reader): Fold into init_md_reader_args_cb.
19998 (init_md_reader_args): Now a thin wrapper around
19999 init_md_reader_args_cb.
20000 * gensupport.h: Update prototypes.
20002 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
20003 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
20004 * genrecog.c: No need to diagnose lack of an input file;
20005 init_md_reader_args will handle it.
20006 * genconditions.c: Likewise, and use init_md_reader_args.
20007 * genconstants.c: Likewise, and no need to call read_md_rtx.
20009 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
20011 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
20014 2004-08-03 Mike Stump <mrs@apple.com>
20016 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
20018 * doc/invoke.texi (Darwin Options): Update to reflect above.
20020 2004-08-03 Roger Sayle <roger@eyesopen.com>
20022 PR middle-end/16790
20023 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
20024 truncations, not just global truncations.
20026 2004-08-03 Andrew Pinski <apinski@apple.com>
20029 * loop-iv.c (simplify_using_assignment): Initialize lhs.
20031 2004-08-03 Paul Brook <paul@codesourcery.com>
20033 * gcc/doc/install.texi: Document MPFR requirement.
20035 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
20037 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
20038 and mmap() explicitly instead of relying on preset autoconf cache
20040 * configure: Regenerate.
20042 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
20045 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
20047 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
20048 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
20051 * config/i386/t-gmm_malloc: New file.
20052 * config/i386/t-pmm_malloc: Likewise.
20054 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
20056 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
20057 Tanguy Fautrà <tfautre@pandora.be>
20059 * config/i386/pmm_malloc.h: New file.
20061 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
20063 * config/i386/gmm_malloc.h: New file.
20065 2004-08-03 Dale Johannesen <dalej@apple.com>
20067 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
20068 * c-common.c: Include opts.h.
20069 (c_common_get_alias_set): Fix check for a single input file.
20070 * toplev.c: Remove current_file_decl.
20073 2004-08-03 Mark Mitchell <mark@codesourcery.com>
20075 * config.gcc (arm*-*-symbianelf*): New target.
20076 * config/arm/symbian.h: New file.
20078 * gthr-gnat.c: Add visibility #pragmas.
20079 * gthr-gnat.h : Likewise.
20080 * gthr.h: Likewise.
20081 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
20082 (__ffsDI2): Likewise.
20083 (__clzSI2): Likewise.
20084 (__ctzSI2): Likewise.
20085 (__ctzDI2): Likewise.
20086 (__popcountSI2): Likewise.
20087 (__popcountDI2): Likewise.
20088 (__paritySI2): Likewise.
20089 (__parityDI2): Likewise.
20090 * libgcc2.h: Add visibility #pragmas.
20091 (__clzDI2): Add prototype.
20092 (__clzSI2): Likewise.
20093 (__ctzSI2): Likewise.
20094 (__ffsDI2): Likewise.
20095 (__ffsSI2): Likewise.
20096 (__ctzDI2): Likewise.
20097 (__popcountSI2): Likewise.
20098 (__popcountDI2): Likewise.
20099 (__paritySI2): Likewise.
20100 (__parityDI2): Likewise.
20101 * unwind-dw2-fde.h: Add visibility #pragmas.
20102 * unwind.h: Likewise.
20104 2004-08-03 David Edelsohn <edelsohn@gnu.org>
20105 Dale Johannesen <dalej@apple.com>
20106 Roger Sayle <roger@eyesopen.com>
20108 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
20109 constants more accurately. Adjust costs for FMA instructions.
20110 Add cases for most logical and float operations. Recurse into
20113 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
20115 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
20117 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
20119 * ra-build.c (conflicts_between_webs): For webs that cross a call add
20120 conflicts to regs_invalidated_by_call.
20122 2004-08-03 Paul Brook <paul@codesourcery.com>
20124 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
20126 2004-08-03 Jan Hubicka <jh@suse.cz>
20128 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
20129 ARRAY_REF argument.
20131 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
20133 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
20134 arm968es, arm10e, arm1020e, arm1022e.
20135 * invoke.texi: Update list of ARM cores.
20136 * arm-tune.md: Regenerate.
20138 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
20140 * arm/gentune.sh: New file.
20141 * arm/t-arm: New file.
20142 * arm/arm-tune.md: New file (autogenerated).
20143 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
20144 * arm.md (attribute tune): Delete. Include arm-tune.md.
20146 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
20148 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
20149 penultimate parameter. All callers adjusted.
20150 (struct prefix_list): Remove used_flag_ptr.
20151 (find_a_file): Do not set *pl->used_flag_ptr.
20152 (warn_B, warn_std_ptr): Remove.
20154 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
20155 Mostafa Hagog <mustafa@il.ibm.com>
20157 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
20159 2004-08-02 Geoffrey Keating <geoffk@apple.com>
20161 * dwarf2out.c (output_call_frame_info): Don't change data format
20162 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
20163 label. Use 'true' not '1'.
20164 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
20167 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20169 * gdbinit.in: Reflect previous changes to rtunion_def.
20171 2004-08-02 Roger Sayle <roger@eyesopen.com>
20173 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
20174 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
20176 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20178 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
20180 * langhooks.h (lang_hooks::builtin_function): Rename parameter
20181 from "class" to "bt_class".
20183 2004-08-02 Paul Brook <paul@codesourcery.com>
20185 PR rtl-optimization/15068
20186 * flow.c (init_propagate_block_info): Check condition is reversible.
20188 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20190 * gengtype.h (options::info): Change type to const char *.
20191 (enum gc_used_enum): Move out of struct type scope.
20192 * gengtype.c (create_option): Convert initializer for option::info to
20194 (adjust_field_type, walk_type, write_func_for_structure,
20195 write_root, write_roots): Remove pointless cast.
20197 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
20199 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
20201 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20203 * rtl.h (union rtunion_def): Have all members start with the
20205 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
20206 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
20207 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
20208 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
20210 * gengtype.c (adjust_field_rtx_def): Likewise.
20211 * rtlanal.c (loc_mentioned_in_p): Likewise.
20213 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
20215 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
20216 Replace uses of mips/elf64.h with mips/elf.h
20217 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
20218 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
20219 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
20220 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
20221 (HANDLE_SYSV_PRAGMA): Delete.
20222 (ASM_OUTPUT_DEF): Fix formatting.
20223 * config/mips/elf64.h: Delete.
20225 2004-08-01 Zack Weinberg <zack@codesourcery.com>
20227 * config/ia64/ia64.c (got_symbolic_operand): Do require a
20228 symbol+offset operand to have its offset be zero mod 0x3fff
20229 when GOT entries are in use. Clarify logic in SYMBOL_REF
20230 case. Clarify comments.
20231 (ia64_expand_load_address): Split a symbol+offset load when
20232 the offset is nonzero mod 0x3fff, not 0x1fff.
20234 2004-08-01 Geoffrey Keating <geoffk@apple.com>
20236 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
20237 if trying to *store* to a non-offsettable address.
20238 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
20239 a nonoffsettable address.
20240 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
20242 (movti_string): Don't move GPRs to a nonoffsettable address.
20243 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
20245 2004-08-02 Ben Elliston <bje@au.ibm.com>
20248 * config/rs6000/altivec.h: Replace typeof with __typeof__.
20250 2004-08-01 Richard Henderson <rth@redhat.com>
20252 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
20253 variable sized types.
20255 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
20257 * doc/invoke.texi: In the MIPS options section, remove the passage
20258 saying that -mexplicit-relocs is usually disabled for -mabicalls
20259 -fno-unit-at-a-time.
20260 * config/mips/mips.c (override_options): Remove the code that enforced
20263 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
20265 * config/mips/mips.md (cprestore): Provide two alternatives, one for
20266 an in-range offset and one for an out-of-range offset. Wrap the latter
20267 in .set macro/.set nomacro if it's inside a .set nomacro block.
20269 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
20271 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
20272 (mips_restore_gp): Declare.
20273 * config/mips/mips.c (mips_add_offset): Add a scratch register
20274 argument. Reimplement in rtl only, reusing MIPS16 logic from
20275 mips_output_mi_thunk.
20276 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
20277 to mips_add_offset.
20278 (mips_gp_save_slot): Delete.
20279 (mips_restore_gp): New function.
20280 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
20281 * config/mips/mips.md (exception_receiver): Turn into a
20282 define_insn_and_split. Use mips_restore_gp to do the split.
20283 (call_internal, call_value_internal, call_value_multiple_internal): Use
20284 mips_restore_gp to restore $gp.
20286 2004-07-31 Andrew Pinski <apinski@apple.com>
20289 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
20291 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
20293 * c-decl.c (diagnose_mismatched_decls): Give error for external
20294 redeclaration of identifier declared with no linkage, not just
20295 warning with -Wtraditional. Do not check DECL_CONTEXT to give
20296 error for redeclaration with no linkage.
20298 2004-07-30 Geoffrey Keating <geoffk@apple.com>
20299 Fariborz Jahanian <fjahanian@apple.com>
20301 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
20302 non-offsettable addresses even for DImode.
20303 (rs6000_split_multireg_move): Cope with non-offsettable addresses
20304 being moved into multiple GPRs.
20306 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
20308 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
20309 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
20311 * config/rs6000/darwin-ldouble.c (isless): New macro.
20313 (nonfinite): New macro.
20315 (_xlqadd): Completely rewrite.
20316 (_xlqmul): Correct overflow handling.
20317 (_xlqdiv): Correct overflow handling.
20318 * config/rs6000/darwin-ldouble-format: New file.
20320 2004-07-30 Roger Sayle <roger@eyesopen.com>
20321 Richard Henderson <rth@redhat.com>
20323 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
20324 9 into the equivalent lea instruction.
20326 2004-07-30 Richard Henderson <rth@redhat.com>
20328 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
20329 with DECL_INITIAL if fb_lvalue.
20330 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
20331 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
20333 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
20335 2004-07-30 Diego Novillo <dnovillo@redhat.com>
20337 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
20338 pointer escapes through a function call, assume that the
20339 callee will dereference it.
20340 (add_pointed_to_var): Assume that VALUE is always an
20342 (collect_points_to_info_r): Only call add_pointed_to_var if
20343 the value is an ADDR_EXPR.
20345 2004-07-30 Diego Novillo <dnovillo@redhat.com>
20347 * tree-ssa-alias.c (create_alias_map_for): Do not get the
20348 alias set of the inner type of ARRAY_TYPEs.
20350 2004-07-29 Diego Novillo <dnovillo@redhat.com>
20352 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
20353 setting a non-register to UNDEFINED right before the call to
20356 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
20358 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
20360 2004-07-29 Diego Novillo <dnovillo@redhat.com>
20362 * tree-ssa.c (verify_flow_sensitive_alias_info): When
20363 comparing points-to sets of different pointers, make sure the
20364 second pointer is actually referenced in the code.
20366 2004-07-29 Zack Weinberg <zack@codesourcery.com>
20368 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
20369 (got_symbolic_operand): Remove unreachable code.
20370 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
20371 setjmp_operand; add entry for tls_symbolic_operand.
20372 * config/ia64/ia64-protos.h: Remove all prototypes of
20373 predicate functions.
20375 2004-07-29 Mark Mitchell <mark@codesourcery.com>
20377 * c-common.h (lang_post_pch_load): New variable.
20378 * c-pch.c (lang_post_pch_load): Define it.
20379 (c_common_read_pch): Use it.
20380 * cgraphunit.c (record_call_1): Give the front end a chance to
20381 record additional needed entities when a variable is marked as
20383 * tlink.c (recompile_files): Robustify.
20384 (scan_linker_output): If a symbol is assigned to a file,
20385 but after recompilation is not present there, issue an error
20388 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20390 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
20391 Take orig_loop argument and pass it to set_level.
20392 (schedule_sm): Pass the correct orig_loop to force_move_till.
20394 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20396 * cfgloop.c (update_latch_info): Update dominator of the new block.
20397 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
20399 * dominance.c (verify_dominators): Check that the dominance tree is
20401 (recount_dominator): Ignore unreachable blocks.
20402 (iterate_fix_dominators): Cleanup old dominance information before
20405 2004-07-29 Diego Novillo <dnovillo@redhat.com>
20407 * tree-ssa-operands.c (get_expr_operands): Revert changes
20408 to ADDR_EXPR processing introduced by:
20409 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20410 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
20412 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
20414 * doc/implement-c.texi: Add C90 subclause references. Point to
20415 preprocessor documentation instead of duplicating it. Add points
20416 only present in C90. Fill in documentation for all points.
20418 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20420 * pa.c (output_movb): Correct typo.
20422 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
20424 * ra.h (single_reg_in_regclass): Declare.
20425 * ra.c (single_reg_in_regclass): Define.
20426 (first_hard_reg): New.
20427 (init_ra): Initialize single_reg_in_regclass.
20428 * ra-colorize.c (ok_class): New.
20429 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
20431 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
20433 * gcov-io.h: Allow zero tag as EOF indicator.
20434 (gcov_is_eof): Remove.
20435 (gcov_truncate): Remove.
20436 * gcov-io.c (gcov_seek): Always SEEK_SET.
20437 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
20439 * coverage.c (read_counts_file): Don't use gcov_is_eof.
20440 * gcov-dump.c (dump_file): Likewise.
20441 * gcov.c (read_graph_file, read_count_file): Likewise.
20443 * c-decl.c (complete_array_type): Don't gratuitously copy
20444 maxindex. Check it always has a type.
20446 2004-07-29 Steven Bosscher <stevenb@suse.de>
20448 * rtl.c (currently_expanding_to_rtl): New.
20449 * rtl.h (currently_expanding_to_rtl): Export it.
20450 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
20452 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
20454 * config/sh/sh.c: Replace rtx_equal_function_value_matters
20455 with currently_expanding_to_rtl.
20456 * config/sh/sh.md: Likewise.
20457 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
20459 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
20461 Introduce sh2a support.
20462 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
20463 * config.gcc: Build multilibs for sh2a and sh2a-single by
20465 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
20466 default. Split their tests out of the corresponding SH4
20468 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
20469 multilibs for SH2a.
20470 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
20471 * config.gcc: Handle sh2a multilibs and cpu selection.
20472 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
20473 * config/sh/t-mlib-sh2a: New.
20474 * config/sh/t-mlib-sh2a-nofpu: New.
20475 * config/sh/t-mlib-sh2a-single: New.
20476 * config/sh/t-mlib-sh2a-single-only: New.
20477 2004-07-09 Nick Clifton <nickc@redhat.com>
20479 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
20480 -ml and -m2a are used together.
20481 2004-03-23 DJ Delorie <dj@redhat.com>
20482 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
20483 when we have a double-sized FPU.
20484 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
20485 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
20487 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
20488 -msh2a-single and -msh2a-single-only
20489 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
20490 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
20492 2004-02-20 DJ Delorie <dj@delorie.com>
20493 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
20494 2004-02-20 Fred Fish <fnf@redhat.com>,
20495 Corinna Vinschen <vinschen@redhat.com>
20496 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
20497 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
20498 2004-02-18 DJ Delorie <dj@redhat.com>
20499 * config/sh/sh.c (broken_move): Add support for movi20.
20500 * config/sh/sh.h: Likewise.
20501 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
20502 * config/sh/sh.md (udivsi3_sh2a): New.
20503 (udivsi3): Call it.
20504 (divsi3_sh2a): New.
20507 (ashlsi3_sh2a): New.
20508 (ashrsi3_sh2a): New.
20509 (lshrsi3_sh2a): New.
20510 (movsi_i): Disable for sh2a.
20511 (movsi_ie): Add movi20.
20512 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
20513 sh2a, for -m2a-nofpu mode.
20514 2004-02-13 DJ Delorie <dj@redhat.com>
20515 * config/sh/lib1funcs.asm: Handle double vs single better.
20516 * config/sh/sh.h: Likewise.
20517 2004-02-09 DJ Delorie <dj@redhat.com>
20518 * config/sh/crt1.asm: Add support for sh2a.
20519 * config/sh/elf.h: Likewise.
20520 * config/sh/lib1funcs.asm: Likewise.
20521 * config/sh/sh.c: Likewise.
20522 * config/sh/sh.md: Likewise.
20523 * config/sh/sh.h: Likewise.
20524 * config/sh/t-sh: Likewise.
20526 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
20528 * config/frv/frv.md (movqi_internal, movhi_internal,
20529 movsi_internal): Add backup alternatives for memory inputs.
20531 2004-07-28 Matt Austern <austern@apple.com>
20533 * config/darwin.c (darwin_one_byte_bool): New global variable.
20534 * config/darwin.h (darwin_one_byte_bool): Declare.
20535 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
20536 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
20537 value of darwin_one_byte_bool.
20538 * doc/invoke.texi: Document -mone-byte-bool flag.
20540 2004-07-28 Eric Christopher <echristo@redhat.com>
20542 * c-common.c (c_common_unsafe_for_reeval): Delete.
20543 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
20544 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
20545 * calls.c (fix_unsafe_tree): Delete.
20546 (expand_call): Delete code which used above.
20547 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
20548 * expr.c (expand_expr_real_1): Ditto.
20549 * fold-const.c (non_lvalue): Ditto.
20550 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
20551 (lhd_unsafe_for_reeval): Ditto.
20552 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
20553 * langhooks.h (unsafe_for_reeval): Ditto.
20554 (unsave_expr_now): Adjust comment.
20555 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
20556 (estimate_num_insns_1): Ditto.
20557 * tree-pretty-print.c (dump_generic_node): Ditto.
20558 * tree.c (expr_align): Ditto.
20559 (unsave_expr): Delete.
20560 (unsafe_for_reeval): Ditto.
20561 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
20562 * tree.def (UNSAVE_EXPR): Delete.
20563 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
20565 2004-07-28 Zack Weinberg <zack@codesourcery.com>
20567 * tree.h (enum tls_model): Move ...
20568 * coretypes.h: ... here.
20570 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20572 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
20574 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20576 * cse.c (validate_canon_reg): New function, split out from...
20577 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
20579 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20581 * tree-ssa-alias.c (maybe_create_global_var): Don't just
20582 return if .GLOBAL_VAR has been created.
20584 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20586 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
20587 every variable that may have aliases, not just tags.
20589 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
20591 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
20592 move_from_CR_eq_bit.
20593 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
20596 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
20599 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
20600 output_e500_flip_eq_bit.
20602 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
20603 output_e500_flip_eq_bit.
20604 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
20605 output_e500_flip_eq_bit.
20606 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
20607 (print_operand): case D. Get to EQ bit.
20609 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20611 * gcov.c (function_summary): Add missing \n.
20613 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
20615 Introduce sh4a support.
20616 * config.gcc: Handle sh4a multilibs and cpu selection.
20617 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
20618 * config/sh/t-mlib-sh4a: New.
20619 * config/sh/t-mlib-sh4al: New.
20620 * config/sh/t-mlib-sh4a-nofpu: New.
20621 * config/sh/t-mlib-sh4a-single: New.
20622 * config/sh/t-mlib-sh4a-single-only: New.
20623 2004-02-20 DJ Delorie <dj@redhat.com>
20624 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
20625 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
20626 2003-08-22 Eric Christopher <echristo@redhat.com>
20627 * config/sh/sh4a.md: Update for chip errata.
20628 2003-08-07 Eric Christopher <echristo@redhat.com>
20629 * config/sh/sh4a.md: New file. sh4a processor description.
20630 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
20631 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
20633 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
20634 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
20635 * doc/invoke.texi (SH Options): Document -m4al.
20636 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
20637 * config/sh/sh.c (expand_block_move): Remove commented-out code
20638 checked in by mistake.
20639 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
20640 single elements from SFmode vectors.
20641 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
20643 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
20644 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
20645 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
20646 sh_fsca_int2sf): Remove variable declarations.
20647 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
20648 sh_fsca_int2sf): New functions.
20649 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
20650 sh_fsca_int2sf_rtx): New static variables.
20651 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
20652 sh_fsca_int2sf): Declare.
20653 * config/sh/sh.md: Adjust.
20654 * doc/invoke.texi (SH Options): Document new options.
20655 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
20656 compatibility from SH4 code.
20657 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
20658 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
20660 (memory_movsrc_operand): Renamed to...
20661 (unaligned_load_operand): ... this. Simplified.
20662 * config/sh/sh.h (PREDICATE_CODES): Adjust.
20663 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
20664 input operand to SImode, and adjust the others. Introduce
20665 post-increment by peephole.
20666 * config/sh/sh.c (expand_block_move): Give the target address the
20667 same mode as the temp reg.
20668 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
20670 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
20671 Introduce support for SH4a.
20672 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
20673 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
20674 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
20675 sh_fsca_int2sf): New.
20676 (sh_init_builtins): Initialize them.
20677 (print_operand): Support `d'.
20678 (expand_block_move): Use movua if src is misaligned.
20679 (memory_movsrc_operand): New.
20680 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
20681 and one of the SH4 macros.
20682 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
20683 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
20684 SELECT_SH4A_SINGLE): New.
20685 (TARGET_NONE): Add SH4A_BIT.
20686 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
20687 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
20688 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
20689 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
20690 (enum processor_type): Added PROCESSOR_SH4A.
20691 (PREDICATE_CODES): Add memory_movsrc_operand.
20692 * config/sh/sh.md: Removed unused variables.
20693 (attr cpu): Add sh4a.
20694 (attr type): Add movua, fsrra and fsca.
20695 (prefetch): New, for SH4.
20696 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
20697 (toggle_sz): Set type to fp.
20698 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
20699 (movua, extv, extzv): New.
20700 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
20701 and 4a-single-only.
20703 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20705 * tree-optimize.c (init_tree_optimization_passes): Schedule
20706 pass_may_alias right after the program is renamed into SSA.
20707 * tree-pass.h (PROP_alias): Define.
20708 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
20709 * tree-sra.c (pass_sra): Likewise.
20710 * tree-ssa-ccp.c (pass_ccp): Likewise.
20711 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
20712 * tree-ssa-dce.c (pass_dce): Likewise.
20713 * tree-ssa-dom.c (pass_dominator): Likewise.
20714 * tree-ssa-dse.c (pass_dse): Likewise.
20715 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
20716 * tree-ssa-loop-ch.c (pass_ch): Likewise.
20717 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20718 * tree-ssa-pre.c (pass_pre): Likewise.
20719 * tree-tailcall.c (pass_tail_recursion): Likewise.
20720 * tree-ssa.c (pass_redundant_phi): Likewise.
20721 * tree-ssa-alias.c (aliases_computed_p): Remove.
20723 (init_alias_info): Do not mark all type tags for renaming
20725 Clear may_aliases from every symbol.
20726 (setup_pointers_and_addressables): If a pointer has not been
20727 dereferenced and it had a type tag, clear it and mark the old
20730 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20732 PR tree-optimization/16705
20733 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
20736 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20738 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
20741 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
20742 don't make another one.
20744 PR optimization/15077
20745 * function.h (struct function): Add field saved_static_chain_decl.
20746 Fix comment for static_chain_decl.
20747 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
20748 * tree-inline.h (save_body): Add new arg.
20749 * tree-optimize.c (tree_rest_of_compilation): Handle saving
20752 2004-07-27 Richard Henderson <rth@redhat.com>
20754 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
20755 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
20756 is_gimple_addressable.
20757 * tree-gimple.c (is_gimple_addressable): Rename from
20758 is_gimple_addr_expr_arg; accept INDIRECT_REF.
20759 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
20760 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
20761 rename to is_gimple_addressable.
20763 2004-07-28 Alan Modra <amodra@bigpond.net.au>
20765 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
20767 2004-07-27 Richard Henderson <rth@redhat.com>
20769 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
20772 2004-07-27 Zack Weinberg <zack@codesourcery.com>
20774 * libgcc2.c: Change all conditionals testing
20775 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
20776 * libgcc2.h: Likewise.
20777 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
20778 TYPE_PRECISION of float80_type to 80.
20779 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
20780 of fpreg_type and float80_type to 80.
20781 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
20782 * config/m68k/netbsd-elf.h:
20783 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
20784 to evaluate to 80 whenever they would formerly have evaluated to 96.
20785 * config/i386/sco5.h: Remove unnecessary redefinition of
20786 LONG_DOUBLE_TYPE_SIZE.
20787 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
20788 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
20789 XFmode, with a bitsize of 80. Update commentary.
20790 * config/ia64/ia64-modes.def: Likewise.
20791 * config/m68k/m68k-modes.def: Likewise.
20793 2004-07-27 Steven Bosscher <stevenb@suse.de>
20795 * cfgexpand.c (tree_expand_cfg): Fix comment.
20797 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
20798 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
20800 (prepare_function_start): Don't set rtx_equal_function_value_matters.
20801 * integrate.c (copy_rtx_and_substitute): Don't test for it.
20802 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
20803 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
20804 here again. Update leading comment.
20805 * rtl.c (rtx_equal_function_value_matters): Remove.
20806 (rtx_equal_p): Don't test for it.
20807 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
20810 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
20811 * rtl.c (note_insn_name): Likewise.
20812 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
20813 * final.c (final_scan_insn): Likewise.
20815 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
20816 * passes.c (rest_of_handle_eh): Do it here.
20818 * stmt.c (struct nesting): Remove struct nesting block member.
20819 (struct stmt_status): Remove x_block_start_count field.
20820 (current_block_start_count): Remove.
20822 2004-07-27 Brian Booth <bbooth@redhat.com>
20824 * tree-optimize.c (register_one_dump_file): Update condition that uses
20825 static_pass_number.
20826 (dup_pass_1): Replace with...
20827 (next_pass_1): This.
20828 (NEXT_PASS): Call next_pass_1.
20829 (DUP_PASS): Remove.
20830 (init_tree_optimization_passes): Remove uses of DUP_PASS.
20831 (execute_one_pass): Update condition that uses
20832 static_pass_number.
20833 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
20836 2004-07-27 Nick Clifton <nickc@redhat.com>
20838 * config/m32r/m32r.c: Include integrate.h in order to get the
20839 prototype for get_hard_reg_initial_val().
20841 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
20842 and tidy up indentation.
20843 (final_presence_set): Use absence_set instead, so that if there is
20844 nothing in the "o" pipe the "s" pipe can be scheduled.
20846 2004-07-27 Diego Novillo <dnovillo@redhat.com>
20848 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
20849 don't have PT_VARS nor PT_MALLOC set.
20850 Clear name tag from pointers that have not been dereferenced.
20851 (set_pt_anything, set_pt_malloc): Forward declare.
20852 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
20853 not type compatibility when determining if a pointer can be
20856 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
20858 * expr.h (canonicalize_condition, get_condition): Add an int argument.
20859 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
20860 it to check whether the condition is still valid at the jump insn.
20861 * ifcvt.c (noce_get_condition): Likewise.
20862 (noce_get_alt_condition): Update call to canonicalize_condition.
20863 * loop-iv.c (simplify_using_initial_values): Update call to
20864 get_condition. Remove FIXME.
20865 (check_simple_exit): Update call to get_condition.
20866 * loop-unswitch.c (may_unswitch_on): Likewise.
20867 * loop.c (check_dbra_loop): Likewise.
20868 (canonicalize_condition, get_condition): Add an argument to say whether
20869 the condition must still be valid at INSN.
20870 (get_condition_for_loop): Update call to get_condition. Require that
20871 the condition be valid at INSN.
20872 * predict.c (estimate_probability): Update call to get_condition.
20873 Remove unused earliest parameter.
20874 (expected_value_to_br_prob): Update call to canonicalize_condition.
20876 2004-07-26 Eric Christopher <echristo@redhat.com>
20878 * tree-dfa.c (add_referenced_var): Register initializers of global
20881 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
20883 * config/i386/i386.c (function_arg): Always treat 8-
20884 and 16-byte wide vectors the same, even if MMX/SSE
20886 (contains_128bit_aligned_vector_p): Add comment.
20888 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
20890 * ra.h (enum node_type): Rename to:
20891 (enum ra_node_type).
20892 * ra-colorize.c: Likewise.
20894 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
20896 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
20897 after simplifying the jump.
20899 2004-06-26 Richard Henderson <rth@redhat.com>
20901 * calls.c (combine_pending_stack_adjustment_and_call): Make
20902 preferred_unit_stack_boundary argument unsigned. Make
20903 unadjusted_alignment unsigned.
20904 (expand_call): Make preferred_stack_boundary and
20905 preferred_unit_stack_boundary variables unsigned.
20906 * function.c (assign_stack_local_1): Make alignment unsigned.
20907 * function.h (struct function): Make stack_alignment_needed,
20908 preferred_stack_boundary unsigned.
20909 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
20910 (ix86_compute_frame_layout): Make stack_alignment_needed,
20911 preferred_alignment variables unsigned.
20912 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
20914 2004-07-26 Tom Tromey <tromey@redhat.com>
20916 * tree.h: Fix typo in comment.
20918 2004-07-26 Daniel Jacobowitz <dan@debian.org>
20921 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
20922 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
20923 (ggc_free): Remove incorrect freeing.
20924 (sweep_pages): Advance PP for large pages. Fix indentation.
20926 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
20928 PR rtl-optimization/16643
20929 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
20930 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
20931 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
20932 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
20933 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
20934 * function.c (thread_prologue_and_epilogue_insns): Likewise.
20935 * rtl.h (tracer): Add a flags parameter.
20936 * tracer.c (tracer): Pass it to cfg_layout_initialise.
20937 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
20938 (rest_of_handle_reorder_blocks): Update calls to tracer and
20939 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
20940 (rest_of_handle_tracer): Pass 0 to tracer.
20941 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
20943 2004-07-25 David Edelsohn <edelsohn@gnu.org>
20946 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
20949 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
20951 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
20952 (BINFO_BASE_ACCESS): Adjust.
20953 (BINFO_BASE_ACCESS_APPEND): New.
20954 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
20955 * dbxout.c (dbxout_type): Adjust binfo access accessing.
20956 * dwarf2out.c (gen_member_die): Likewise.
20957 * tree-dump.c (deque_and_dump): Likewise.
20959 2004-07-26 Falk Hueffner <falk@debian.org>
20961 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
20964 2004-07-25 Roger Sayle <roger@eyesopen.com>
20966 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
20967 value off of the stack if TARGET_USE_FFREEP.
20969 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20971 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
20972 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
20973 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
20974 check on invocation of XRESIZEVEC ().
20976 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20978 * c-common.c (disable_builtin_function): Rename variable n to
20979 new_disabled_builtin.
20980 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
20981 Rename local variable old to old_decl.
20982 * gensupport.c (shift_output_template): Rename parameter old to src.
20983 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
20984 old_rtx and newx to new_rtx.
20986 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20988 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
20990 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
20992 * c-lex.c: Likewise.
20994 2004-07-25 Roger Sayle <roger@eyesopen.com>
20996 * fold-const.c (constant_boolean_node): Make extern.
20997 (make_range): Wrap long lines.
20998 (fold_cond_expr_with_comparison): Remove unnecessary call to
20999 pedantic_non_lvalue. Add missing calls to fold_convert.
21000 (fold_truthop): Add missing calls to fold_convert.
21002 * tree.h (constant_boolean_node): Add prototype here.
21003 * builtins.c (expand_builtin_strncmp): Add missing calls to
21005 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
21006 Call fold_convert and constant_boolean_node to correct types.
21007 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
21008 missing call to fold_convert to correct types.
21010 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
21011 Brian Ryner <bryner@brianryner.com>
21015 * c-common.c (c_common_attribute_table): Allow
21016 handle_visibility_attribute to be called for types.
21017 (handle_visibility_attribute) When given a type, set the visibility
21018 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
21019 so that we can check later whether the attribute was present. Added
21020 warning if attribute applied to non class type.
21021 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
21022 decls and checking that they are consistent.
21023 * common.opt: Added -fvisibility.
21024 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
21025 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
21026 * flags.h, tree.h: Added assorted support defines for overall patch
21027 * opts.c: Added parsing support for -fvisibility.
21028 * tree.c (build_decl): Set visibility for all decls to be whatever
21029 is in force at that time.
21030 * varasm.c (default_binds_local_p_1): Reworked logic determining
21031 when to make a symbol locally bound.
21032 * doc/invoke.texi: Added documentation for -fvisibility and
21033 -fvisibility-inlines-hidden.
21035 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21037 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
21038 * c-common.c: Add missing casts from void * to other types.
21039 * c-decl.c: Likewise.
21040 * c-format.c: Likewise.
21041 * c-lex.c: Likewise.
21042 * c-pragma.c: Likewise.
21043 * c-typeck.c: Likewise.
21044 * defaults.h: Likewise.
21045 * genconstants.c: Likewise.
21046 * gengtype-lex.l: Likewise.
21047 * genmodes.c: Likewise.
21048 * read-rtl.c: Likewise.
21051 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21053 * bitmap.c: Use type-safe memory allocation macros from libiberty.
21054 * c-common.c: Likewise.
21055 * c-decl.c: Likewise.
21056 * c-lang.c: Likewise.
21057 * c-lex.c: Likewise.
21058 * c-opts.c: Likewise.
21059 * c-parse.in: Likewise.
21060 * c-typeck.c: Likewise.
21061 * genconditions.c: Likewise.
21062 * gengtype-lex.l: Likewise.
21063 * gengtype-yacc.y: Likewise.
21064 * gengtype.c: Likewise.
21065 * genmodes.c: Likewise.
21066 * gensupport.c: Likewise.
21067 * read-rtl.c: Likewise.
21068 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
21071 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21073 * c-decl.c (groktypename, groktypename_in_param_context): Rename
21074 variable typename to type_name.
21075 * c-lex.c (interpret_float): Likewise.
21077 2004-07-25 Roger Sayle <roger@eyesopen.com>
21079 * convert.c (convert_to_real, convert_to_integer,
21080 convert_to_complex): Replace calls to build with calls to buildN.
21081 * coverage.c (tree_coverage_counter_ref): Likewise.
21082 * dojump.c (do_jump): Likewise.
21083 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
21084 * emit-rtl.c (component_ref_for_mem_expr,
21085 set_mem_attributes_minus_bitpos): Likewise.
21086 * explow.c (update_nonlocal_goto_save_area): Likewise.
21087 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
21088 expand_mult_add): Likewise.
21089 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
21090 store_constructor, get_inner_reference, expand_expr_real_1,
21091 try_casesi, try_tablejump): Likewise.
21092 * function.c (expand_function_start): Likewise.
21093 * stmt.c (emit_case_bit_tests, expand_end_case_type,
21094 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
21095 * stor-layout.c (place_union_field, layout_type): Likewise.
21096 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
21097 * varasm.c (copy_constant): Likewise.
21099 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21101 * c-common.c: Rename all identifiers named `new'.
21102 * c-decl.c: Likewise.
21103 * gensupport.c: Likewise.
21104 * simplify-rtx.c: Likewise.
21105 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
21107 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
21110 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
21113 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
21114 declarations until after calling pushdecl.
21115 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
21116 "extern" and not on whether the declaration is initialized.
21118 2004-07-25 Daniel Jacobowitz <dan@debian.org>
21120 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
21121 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
21122 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
21123 "cpplib.h", "c-pragma.h", "c-common.h".
21124 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
21125 (solaris_register_pragmas): New functions.
21126 * config/sol2-protos.h: New file.
21127 * config/sol2.c: New file.
21128 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
21129 (REGISTER_TARGET_PRAGMAS): New macros.
21130 (solaris_pending_aligns, solaris_pending_inits)
21131 (solaris_pending_finis): New variables.
21132 * config/t-sol2 (sol2-c.o): Update dependencies.
21133 (sol2.o): New rule.
21134 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
21135 SUBTARGET_INSERT_ATTRIBUTES.
21136 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
21137 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
21138 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
21139 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
21140 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
21141 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
21142 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
21143 * config/sparc/sparc.c (sparc_attribute_table): New.
21144 (TARGET_INSERT_ATTRIBUTES): Define in terms of
21145 SUBTARGET_INSERT_ATTRIBUTES.
21146 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
21148 * doc/extend.texi (Solaris Pragmas): New section.
21150 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21152 * c-common.c: Rename all identifiers named `class' to `cl'.
21153 * c-common.h: Likewise.
21154 * c-parse.in: Likewise.
21155 * c-typeck.c: Likewise.
21156 * genmodes.c: Likewise.
21157 * real.c: Likewise.
21158 * real.h: Likewise.
21159 * recog.c: Likewise.
21160 * recog.h: Likewise.
21161 * regrename.c: Likewise.
21162 * tree.h: Likewise.
21163 * c-common.c (builtin_function_2): Change type of 5th parameter from
21164 int to enum built_in_function. Change type of 8th parameter from int
21166 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
21168 * c-typeck.c (convert_arguments): Change type of formal_prec from
21169 int to unsigned int.
21170 * genmodes.c (blank_mode): Make a few negative constants unsigned.
21171 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
21172 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
21173 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
21174 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
21175 iterator to for_all_modes () instead of an enum because enums can't
21176 be incremented in C++.
21179 2004-07-25 Daniel Jacobowitz <dan@debian.org>
21181 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
21184 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21186 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
21187 Handle ARRAY_RANGE_REF like ARRAY_REF.
21189 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
21191 * c-typeck.c (digest_init): Don't allow arrays of signed or
21192 unsigned variants of wchar_t to be initialized by wide string
21193 constants. Do allow arrays of enumerated types compatible with
21194 wchar_t to be initialized by wide string constants. Refine tests
21195 distinguishing wide and narrow strings and arrays. Give specific
21196 error for arrays of other integer types initialized by string
21198 (output_init_element, process_init_element): Check for
21199 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
21200 initializing with string constants.
21202 2004-07-25 Richard Henderson <rth@redhat.com>
21204 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
21205 on the RESULT_DECL.
21206 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21207 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
21208 DECL_IGNORED_P to new decl.
21210 2004-07-24 Zack Weinberg <zack@codesourcery.com>
21212 * config/ia64/ia64.c (general_xfmode_operand)
21213 (destination_xfmode_operand): Delete.
21214 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
21215 * config/ia64/ia64.md (*movxf_internal): Use general_operand
21216 and destination_operand.
21218 2004-07-24 Alexander Kabaev <kan@freebsd.org>
21220 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
21221 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
21223 2004-07-24 Alexander Kabaev <kan@freebsd.org>
21224 Zack Weinberg <zack@codesourcery.com
21227 * c-decl.c (diagnose_mismatched_decls): Don't issue a
21228 redundant-declaration warning the first time a builtin is
21229 declared explicitly.
21231 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21233 * tree.h (staticp): Change return type to bool.
21235 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21237 * c-common.c (c_staticp): Last episode of the staticp saga.
21239 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21241 * c-common.h (c_staticp): Change return type from int to bool.
21242 * tree.c (staticp): Likewise.
21243 * langhooks.h (staticp): Likewise.
21245 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21247 * langhooks-def.h (lhd_staticp): Change return type from int to
21248 bool in prototype to match definition.
21250 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21252 * system.h (bool, true, false): Don't redefine as preprocessor macros
21255 2004-07-24 Roger Sayle <roger@eyesopen.com>
21257 * expmed.c (init_expmed): A signed modulus by a power of two is
21258 considered cheap if its less than or equal to four instructions.
21260 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21262 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
21263 GGC_CNEWVAR): New macros.
21265 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21267 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
21269 * c-decl.c: Likewise.
21270 * c-format.c: Likewise.
21271 * c-lex.c: Likewise.
21272 * c-opts.c: Likewise.
21273 * c-pragma.c: Likewise.
21274 * c-typeck.c: Likewise.
21275 * gencheck.c: Likewise.
21276 * genconditions.c: Likewise.
21277 * genconfig.c: Likewise.
21278 * genflags.c: Likewise.
21279 * gengtype.c: Likewise.
21280 * gensupport.c: Likewise.
21281 * ggc-none.c: Likewise.
21282 * langhooks.c: Likewise.
21283 * statistics.h: Likewise.
21284 * stub-objc.c: Likewise.
21285 * java/decl.c: Likewise.
21287 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
21289 * config/m68k/m68k.c (output_scc_di): Fix coding style.
21290 (symbolic_operand): Fix prototype.
21291 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
21292 * config/m68k/m68k.md: Add constants for registers a0 and sp and
21293 use them, change from the "{...}" syntax to the simpler {...}
21295 (*cfv4_extendqisi2): Fix destination predicate.
21296 * config/m68k/m68k-protos.h: Remove various declarations also
21297 generated via PREDICATE_CODES.
21299 2004-07-23 Mike Stump <mrs@apple.com>
21301 * c-typeck.c (convert_for_assignment): Tightened up pointer
21302 converstions that differ in signedness.
21304 2004-07-23 Zack Weinberg <zack@codesourcery.com>
21306 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
21308 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21310 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
21311 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
21313 * gimplify.c (gimplify_compound_lval): Check for no handled
21314 operations, rather than checking for explicit list of nodes.
21315 (is_gimple_addr_expr_arg_or_indirect): New function.
21316 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
21317 redundant setting of TREE_INVARIANT.
21318 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
21319 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
21321 2004-07-23 Diego Novillo <dnovillo@redhat.com>
21323 PR tree-optimization/16688
21324 PR tree-optimization/16689
21325 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
21326 unnecessary initialization of 'tag'.
21327 (get_tmt_for): Check that the new type tag has the same alias
21328 set as the pointed-to type.
21329 (group_aliases): Only regular variables need to be removed
21330 from the alias set of a name tag.
21331 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
21332 propagation if the two types are not compatible.
21333 (merge_alias_info): Rename from replace_ssa_names_ann.
21335 (replace_exp_1): If both arguments are SSA_NAMEs, check that
21336 the propagation can be done.
21337 Only call merge_alias_info on pointers.
21338 (propagate_value): Likewise.
21339 * tree-ssa-copyrename.c: Include langhooks.h.
21340 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
21342 Do not coalesce variables with incompatible types.
21343 (rename_ssa_copies): Call replace_ssa_name_symbol.
21344 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
21345 the same type as the underlying _DECL.
21346 * tree-ssanames.c (replace_ssa_name_symbol): New function.
21347 * tree.h (replace_ssa_name_symbol): Declare.
21349 2004-07-23 Richard Henderson <rth@redhat.com>
21352 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
21353 unshare it properly.
21354 (gimplify_modify_expr_rhs): Push assignment from a conditional into
21355 the conditional for all non-register types.
21357 2004-07-23 Richard Henderson <rth@redhat.com>
21359 * expr.c (expand_expr_real_1): Don't handle non-local variables.
21360 * expr.h (fix_lexical_addr): Remove.
21361 * function.c (NEED_SEPARATE_AP): Remove.
21362 (fix_lexical_addr): Remove.
21363 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
21364 not null decl_function_context.
21365 (create_alias_vars): Likewise.
21366 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
21367 (simple_goto_p): Likewise.
21368 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
21369 * tree-ssa-ccp.c (get_default_value): Likewise.
21370 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
21371 * tree.c (needs_to_live_in_memory): Likewise.
21372 * tree-flow-inline.h (may_be_aliased): Move...
21373 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
21374 when TREE_STATIC variables may be addressable.
21376 2004-07-24 Jakub Jelinek <jakub@redhat.com>
21378 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
21380 2004-07-23 Zack Weinberg <zack@codesourcery.com>
21382 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
21383 bitmap contents if GENERATOR_FILE is defined.
21384 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
21385 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
21387 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
21389 * c-decl.c (start_function): Form composite type of function types
21390 rather than copying type from previous prototype declaration.
21392 2004-07-23 Janis Johnson <janis187@us.ibm.com>
21394 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
21395 the const qualifier for the second argument in the C++ functions.
21397 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
21398 specific pointer types.
21400 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
21401 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
21402 for vector bool and/or vector pixel, add C++ and C missing support.
21403 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
21404 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
21405 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
21406 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
21407 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
21408 missing C++ and C support for vector bool and/or vector pixel.
21409 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
21410 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
21411 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
21412 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
21413 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
21414 C++ and C types used for vector bool and/or vector pixel.
21415 (vec_st, vec_stl): Add C++ support for vector pixel.
21416 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
21417 (vec_all_ne): Add C++ support for vector pixel.
21419 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
21420 (vec_vmulesb): Add missing C++ function.
21421 (vec_perm): Fix type of third argument in C++ function.
21422 (vec_vsum4shs): Fix C++ function name.
21423 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
21424 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
21425 argument passed to the error handler in C macro.
21426 (vec_nmsub): Remove extra parens around argument names in C macro.
21427 (vec_packpx): Add missing parens in C macro.
21429 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
21431 * machmode.def: Remove vector modes.
21432 * config/alpha/alpha-modes.def: Add supported vector modes.
21433 * config/arm/arm-modes.def: Likewise.
21434 * config/frv/frv-modes.def: Likewise.
21435 * config/i386/i386-modes.def: Likewise.
21436 * config/rs6000/rs6000-modes.def: Likewise.
21437 * config/sh/sh-modes.def: Likewise.
21439 2004-07-23 Matthias Klose <doko@debian.org>
21441 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
21442 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
21443 * config.h: Regenerate.
21444 * configure: Likewise.
21446 2004-07-22 Mark Mitchell <mark@codesourcery.com>
21448 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
21449 generated SYMBOL_REFs for labels.
21450 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
21452 (machopic_stub_name): Remove.
21453 (machopic_indirection_name): New function.
21454 (machopic_mcount_stub_name): Likewise.
21455 (machopic_classify_name): Remove.
21456 (machopic_function_base_sym): New function.
21457 (machpoic_classify_symbol): Likewise.
21458 (machopic_classify_ident): Remove.
21459 (machopic_define_ident): Likewise.
21460 (machopic_define_name): Likewise.
21461 (machopic_name_defined_p): Likewise.
21462 (machopic_ident_defined_p): Likewise.
21463 (darwin_strip_name_encoding): Likewise.
21464 (machopic_define_symbol): New function.
21465 * config/darwin.c (hashtab.h): Include.
21466 (machopic_defined_list): Remove.
21467 (machopic_classify_ident): Likewise.
21468 (machopic_classify_name): Likewise.
21469 (machopic_ident_defined_p): Likewise.
21470 (machopic_define_ident): Likewise.
21471 (machopic_define_name): Likewise.
21472 (machopic_symbol_defined_p): New function.
21473 (machopic_classify_symbol): Likewise.
21474 (machopic_data_defined_p): Use machopic_classify_symbol.
21475 (machopic_define_symbol): New function.
21476 (machopic_function_base_sym): New function.
21477 (machopic_non_lazy_pointers): Remove.
21478 (machopic_non_lazy_ptr_name): Likewise.
21479 (machopic_stubs): Likewise.
21480 (machopic_stub_name): Likewise.
21481 (NON_LAZY_POINTER_SUFFIX): New macro.
21482 (STUB_SUFFIX): Likewise.
21483 (machopic_indirection): New structure.
21484 (machopic_indirections): New variable.
21485 (machopic_indirection_hash): New function.
21486 (machopic_indirection_eq): Likewise.
21487 (machopic_indirection_name): Likewise.
21488 (machopic_mcount_stub_name): New function.
21489 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
21491 (machopic_indirect_data_reference): Rework to use new functions.
21492 (machopic_indirect_call_target): Likewise.
21493 (machopic_legitimize_pic_address): Likewise.
21494 (machopic_output_indirection): New function.
21495 (machopic_finish): Use it.
21496 (machopic_operand_p): Rework to use new functions.
21497 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
21498 (darwin_strip_name_encoding): Remove.
21499 (update_non_lazy_ptrs): Remove.
21500 (update_stubs): Likewise.
21501 (darwin_non_lazy_pcrel): Use new functions.
21502 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
21503 (ASM_OUTPUT_LABELREF): Likewise.
21504 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
21505 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
21506 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
21507 (TARGET_STRIP_NAME_ENCODING): Do not use
21508 darwin_strip_name_encoding.
21509 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
21510 darwin_strip_name_encoding.
21511 * config/i386/darwin.h (FUNCTION_PROFILER): Use
21512 machopic_mcount_stub_name.
21513 * config/i386/i386.c (x86_output_mi_thunk): Use
21514 machopic_indirection_name, not machopic_stub_name.
21515 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
21516 machopic_function_base_sym.
21517 (print_operand): Use machopic_classify_symbol.
21518 (rs6000_emit_prologue): Use machopic_function_base_sym.
21519 (output_profile_hook): Do not use machopic_stub_name.
21520 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
21522 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21525 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
21528 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21530 * doc/implement-c.texi: New file.
21531 * doc/extend.texi (C Implementation): Move to there.
21532 * doc/gcc.texi: Include implement-c.texi.
21533 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
21535 2004-07-22 Jason Merrill <jason@redhat.com>
21537 * integrate.c (copy_decl_for_inlining): Remove invisible reference
21539 * tree-inline.c (setup_one_parameter): Likewise.
21541 2004-07-22 Brian Booth <bbooth@redhat.com>
21543 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
21544 (substitute_and_fold): Propigate into VUSE operands when possible.
21545 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
21546 (cp_lattice_meet): Handle merging of latticevalues when
21547 UNKNOWN_VAL is present.
21548 (visit_stmt): Visit assignments with V_MUST_DEFs.
21549 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
21550 (ccp_fold): Deal with RHS' that are constant and virtual.
21551 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
21552 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
21553 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
21554 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
21555 computing immediate uses.
21556 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
21558 (replace_vuse_in): New function.
21559 (likely_value): Add check of vuse operands.
21560 (get_default_value): Set the default value of virtually defined
21561 variables to UKNOWN_VAL instead of VARYING.
21563 2004-07-22 Richard Henderson <rth@redhat.com>
21565 * expr.c (emit_push_insn): Don't use set_mem_attributes.
21567 2004-07-22 Richard Henderson <rth@redhat.com>
21569 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
21570 variables due to conditional compilation.
21572 2004-07-22 Diego Novillo <dnovillo@redhat.com>
21574 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
21575 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
21576 Release SSA names that have been re-renamed.
21577 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
21579 * tree-ssa-alias.c (init_alias_info): If aliases have been
21580 computed before, clear existing alias information.
21581 (create_name_tags): Do no fixup PT_ANYTHING pointers.
21582 If the new name tag for a pointer is different than the one it
21583 had before, mark the old tag for renaming.
21584 (replace_may_alias): New function.
21585 (group_aliases): Call it.
21586 (setup_pointers_and_addressables): Always call get_tmt_for.
21587 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
21589 (set_pt_anything): New local function.
21590 (set_pt_malloc): New local function.
21591 (merge_pointed_to_info): Don't merge pointed-to variables from
21592 the original pointer if the destination is pointing to an
21594 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
21595 (add_pointed_to_var): Do not add a variable to the points-to
21596 set if the pointer is already pointing to anywhere.
21597 (collect_points_to_info_r): If the defining statement is a PHI
21598 node, only merge pointed-to information if the argument has
21599 already been visited.
21600 (get_tmt_for): Only create a new tag if the pointer didn't
21602 (dump_alias_info): Emit more information.
21603 (dump_points_to_info_for): Likewise.
21604 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
21605 try to get the annotation of an SSA_NAME.
21606 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
21607 alias sets when checking is enabled.
21608 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
21609 (eliminate): Mark basic blocks that will need
21610 EH information cleaned up.
21611 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
21613 Initialize need_eh_cleanup.
21614 (fini_pre): Call tree_purge_all_dead_eh_edges and
21615 cleanup_tree_cfg if needed.
21616 Free need_eh_cleanup.
21617 * tree-ssa.c (verify_ssa_name): New function.
21618 (verify_def): Call it.
21619 Re-arrange to avoid printing too many error messages.
21620 (verify_use): Likewise.
21621 (verify_phi_args): Likewise.
21622 (verify_flow_insensitive_alias_info): New function.
21623 (verify_flow_sensitive_alias_info): New function.
21624 (verify_alias_info): New function.
21625 (verify_ssa): Call verify_alias_info.
21626 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
21628 Re-arrange to avoid printing too many error messages.
21629 * tree-ssanames.c (make_ssa_name): Clear
21630 SSA_NAME_IN_FREE_LIST.
21631 (release_ssa_name): Never release a default definition.
21632 (release_defs): New function.
21633 * tree.h: Declare it.
21634 * tree-ssa-dce.c (remove_dead_stmt): Call it.
21636 2004-07-22 Diego Novillo <dnovillo@redhat.com>
21638 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
21639 If true, do a depth-first search. Do a breadht-first search,
21641 (walk_use_def_chains): Add new argument IS_DFS.
21643 * tree-flow.h (walk_use_def_chains): Update prototype.
21645 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
21647 * config/cris/cris.md: Tweak formatting.
21648 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
21649 (mover2side, moverside, movemside, movei, op3, andu): Replace
21650 live define_peephole:s with define_peephole2 near-equivalents.
21652 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
21654 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
21655 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
21656 "*mov_sidesi_mem" respectively.
21658 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
21660 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
21661 (gimplify_build1): Move from tree-complex.c do_unop.
21662 (gimplify_build2): Move from tree-complex.c do_binop.
21663 (gimplify_build3): New.
21664 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
21665 Adjust throughout to call the functions above.
21666 * tree-flow.h: Declare the functions above.
21667 * tree-nested.c (gimplify_val): Rename to...
21668 (tsi_gimplify_val): ... this.
21670 * Makefile.in (tree_complex.o): Update dependencies.
21671 (stor-layout.o): Depend on regs.h.
21672 * c-common.c (handle_vector_size_attribute): Update for
21673 vector types without corresponding vector modes.
21674 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
21675 a corresponding vector mode is not available.
21676 * print-tree.c (print_node): Print nunits for vector types
21677 * regclass.c (have_regs_of_mode): New.
21678 (init_reg_sets_1): Initialize it and use it instead
21679 of allocatable_regs_of_mode.
21680 * regs.h (have_regs_of_mode): Declare it.
21681 * stor-layout.c (layout_type): Pick a mode for vector types.
21682 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
21683 build_replicated_const, do_unop, do_binop, do_plus_minus,
21684 do_negate, expand_vector_piecewise, expand_vector_parallel,
21685 expand_vector_addition, expand_vector_operations_1,
21686 expand_vector_operations, tree_lower_operations,
21687 pass_lower_vector_ssa, pass_pre_expand): New.
21688 (expand_complex_operations, pass_lower_complex): Remove.
21689 * tree-optimize.c (init_tree_optimization_passes): Adjust
21690 pass ordering for changes in tree-complex.c.
21691 * tree-pass.h: Declare new passes.
21692 * tree.c (finish_vector_type): Remove.
21693 (make_vector_type): New.
21694 (build_vector_type_for_mode, build_vector_type): Rewritten.
21695 * tree.def (VECTOR_TYPE): Document where the number of
21696 subparts is stored.
21697 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
21698 (make_vector): Remove declaration.
21700 2004-07-21 Richard Henderson <rth@redhat.com>
21702 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
21703 TREE_THIS_VOLATILE, may_aliases, or optimization level.
21704 (remove_useless_vars): Dump debugging info.
21705 (expand_used_vars): Move ...
21706 * cfgexpand.c (expand_used_vars): ... here. Make static.
21707 * tree-flow-inline.h (set_is_used): New.
21708 (set_default_def): Use get_var_ann.
21709 * tree-flow.h: Update decls.
21710 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
21711 (create_ssa_var_map): Use it.
21712 * tree-ssa.c (set_is_used): Remove.
21714 2004-07-22 Ben Elliston <bje@au.ibm.com>
21716 * gdbinit.in: Set a breakpoint on internal_error.
21718 2004-07-21 Richard Henderson <rth@redhat.com>
21720 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
21721 to create a new basic block.
21723 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21726 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
21727 return type on function definitions. Move other warnings for
21728 qualified return type to -Wreturn-type. Do not condition any such
21729 warnings on -pedantic. Update comments.
21730 (start_function): Only copy function type from previous prototype
21731 declaration if return types are compatible.
21732 * c-typeck.c (function_types_compatible_p): Don't condition
21733 warning for incompatibility of volatile qualifiers on the return
21734 type on -pedantic. Update comment.
21735 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
21737 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21739 * c-typeck.c (set_init_index): Require designator to be of integer
21742 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21745 * c-parse.in (init): Change to exprtype.
21746 (primary): Set original_code for STRING to STRING_CST.
21747 Call maybe_warn_string_init for compound literals.
21748 (initdcl, notype_initdcl): Call maybe_warn_string_init.
21750 * c-tree.h (maybe_warn_string_init): New.
21751 (pop_init_level, process_init_element): Use struct c_expr.
21752 (struct c_expr): Update comment.
21753 * c-typeck.c (maybe_warn_string_init): New function.
21754 (digest_init): Call it. Additional parameter strict_string. All
21756 (output_init_element): Likewise.
21757 (struct constructor_stack): Use struct c_expr for
21759 (really_start_incremental_init, push_init_level): Update.
21760 (pop_init_level): Update. Return struct c_expr.
21761 (process_init_level): Update. Take struct c_expr argument.
21763 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
21765 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
21768 2004-07-21 Eric Christopher <echristo@redhat.com>
21770 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
21772 * c-decl.c (pop_scope): Ditto.
21773 * calls.c (expand_call): Remove call to current_nesting_level,
21774 update comment accordingly. Remove calls to expand_start_target_temps
21775 and expand_end_target_temps.
21776 * cfgexpand.c (construct_init_block): Remove call to
21777 expand_start_bindings_and_block.
21778 (construct_exit_block): Remove call to expand_end_bindings.
21779 * expr.c (safe_from_p): Remove BIND_EXPR handling.
21780 (expand_expr_real_1): Ditto. Fix formatting.
21781 (expand_vars): Delete.
21782 * stmt.c (POPSTACK): Remove block_stack.
21783 (stmt_status): Remove x_block_stack.
21784 (block_stack): Delete.
21785 (expand_start_bindings_and_block): Ditto.
21786 (expand_start_target_temps): Ditto.
21787 (expand_end_target_temps): Ditto.
21788 (current_nesting_level): Ditto.
21789 (warn_about_unused_variables): Ditto.
21790 (expand_end_bindings): Ditto.
21791 * tree.h: Remove declarations for above.
21793 2004-07-21 Steven Bosscher <stevenb@suse.de>
21795 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
21796 * rtl.c (note_insn_name): Likewise.
21797 * print-rtl.c (print_rtx): Don't print it.
21798 * cfgrtl.h (can_delete_note_p): Don't handle it.
21799 (rtl_delete_block): Likewise.
21800 * passes.c (rest_of_handle_guess_branch_prob): Remove.
21801 (rest_of_compilation): Don't call it.
21802 * predict.c (process_note_predictions, process_note_prediction,
21803 note_prediction_to_br_prob): Remove.
21804 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
21805 * stmt.c (return_prediction): Remove.
21806 (expand_value_return): Don't call it. Don't add prediction
21807 notes for return statements.
21809 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
21811 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
21814 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
21816 * c-common.c (vector_types_convertible_p): Use vector types'
21817 TYPE_SIZE and TREE_TYPE instead of their mode.
21818 * convert.c (convert_to_integer): Likewise.
21819 (convert_to_vector): Likewise.
21820 * fold-const.c (fold_convert): Likewise.
21821 * varasm.c (output_constant): Likewise.
21822 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
21823 Allow a VECTOR_TYPE initializer to be made of several vectors.
21824 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
21825 of cleared and need_to_clear, and use fold_convert.
21826 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
21829 2004-07-20 Richard Henderson <rth@redhat.com>
21831 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
21832 (expand_gimple_basic_block): out from here. Renamed from expand_block.
21834 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
21836 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
21837 enormous cost if not TARGET_HARD_MUL.
21839 2004-07-20 Andrew Pinski <apinski@apple.com>
21842 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
21845 2004-07-21 Paul brook <paul@codesourcery.com>
21847 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
21849 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21851 * fold-const.c (operand_equal_p): Temporarily support NULL args.
21852 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
21853 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
21855 2004-07-20 Zack Weinberg <zack@codesourcery.com>
21857 * rtl.h (plus_constant): Delete.
21858 (plus_constant_wide): Rename to plus_constant.
21859 (plus_constant_for_output_wide): Delete vestigial prototype.
21860 (GEN_INT): Remove unnecessary cast.
21861 * tree.h (build_int_2, size_int_type): Delete.
21862 (build_int_2_wide): Rename to build_int_2.
21863 (size_int_wide): Rename to size_int_kind.
21864 (size_int_type_wide): Rename to size_int_type.
21865 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
21866 Remove unnecessary cast.
21867 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
21868 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
21869 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
21870 (size_int_type_wide): Rename size_int_type.
21871 (int_const_binop): Use size_int_type.
21872 * c-lex.c (interpret_integer): Use build_int_2.
21873 * final.c (split_double): Remove unnecessary casts.
21874 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
21876 2004-07-20 Richard Henderson <rth@redhat.com>
21878 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
21879 (gimplify_compound_lval): Use is_gimple_tmp_reg.
21880 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
21881 (is_gimple_tmp_reg): New.
21882 * tree-gimple.h (is_gimple_tmp_reg): Declare.
21884 2004-07-20 Richard Henderson <rth@redhat.com>
21886 * tree-pretty-print.c (dump_generic_node): Dump
21887 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
21889 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
21891 * tree-mudflap.c (mf_set_options_fndecl): New tree.
21892 (mudflap_init): Set it.
21893 (mudflap_register_call): Remove __mf_init call.
21894 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
21895 to pass "-ignore-reads" option to libmudflap if needed.
21897 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
21900 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
21901 (MAKE_DECL_ONE_ONLY): Undefine.
21902 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
21903 readonly_data, one_only_data_section, forget_section): New prototypes.
21904 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
21906 (pa_select_section): Add one-only (COMDAT) support.
21907 * pa.h (struct machine_function): Define.
21908 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
21909 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
21910 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
21911 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
21912 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
21913 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
21914 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
21915 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
21916 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
21917 for EXTRA_SECTION_FUNCTIONS.
21918 * doc/install.texi: Update binutils requirements.
21920 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
21922 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
21923 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
21924 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
21926 (struct VEC): Use unsigned for num and alloc.
21927 * vec.c (struct vec_prefix): Likewise.
21928 (vec_o_reserve): Adjust.
21930 * dbxout.c (dbxout_type): Fix printf format.
21932 * tree.h (binfo_member): Remove.
21933 * tree.c (binfo_member): Remove.
21935 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
21937 * tree.h: Include vec.h
21938 (DEF_VEC_P(tree)): New type.
21939 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
21940 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
21941 (BINFO_LANG_SLOT): Remove.
21942 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
21943 (struct tree_binfo): Turn base_binfos into a trailing
21944 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
21945 (binfo_lang_slots): Remove.
21946 * tree.c (binfo_lang_slots): Remove.
21947 (make_tree_binfo_stat): Take a base binfo count, not a
21948 lang slot count. Adjust.
21949 * Makefile.in (TREE_H): Add vec.h
21950 * alias.c (record_component_aliases): Adjust BINFO access.
21951 * dbxout.c (dbxout_type): Likewise.
21952 * dwarf2out.c (gen_member_die): Likewise.
21953 * sdbout.c (sdbout_one_type): Likewise.
21954 * tree-dump.c (deque_and_dump): Likewise.
21955 * config/i386/i386.c (classify_argument,
21956 contains_128bit_aligned_vector_p): Likewise.
21957 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
21958 * doc/c-tree.texi (Classes): Update BINFO documentation.
21960 2004-07-20 Steven Bosscher <stevenb@suse.de>
21962 * c-common.h (check_case_value): Remove prototype.
21963 (c_add_case_label): Adjust prototype.
21964 * c-common.c (check_case_value): Make static.
21965 (check_case_bounds): New function.
21966 (c_add_case_label): Use it. Take new argument orig_type.
21967 * c-typeck.c (struct c_switch): New orig_type field.
21968 (c_start_case): Set it.
21969 (do_case): Pass it to c_add_case_label.
21970 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
21971 cases from here. Add the labels in reverse order.
21972 * stmt.c (struct case_node): Adjust comment. Remove balance field.
21973 (add_case_node): Return nothing, don't check for duplicate cases.
21974 Insert new case nodes in a list, not in an AVL tree.
21975 (expand_end_case_type): Don't turn a case tree into a case list.
21976 (case_tree2list): Remove.
21977 * tree.h (add_case_node): Adjust prototype.
21979 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
21981 * genattr.c (struct range, struct function_unit,
21982 write_units, extend_range, init_range): Remove them.
21983 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
21984 Output "#define INSN_SCHEDULING" here.
21985 * genattrtab.c (struct range, struct function_unit_op,
21986 struct function_unit, struct dimension, enum operator,
21987 operate_exp, expand_units, simplify_knowing,
21988 encode_units_mask, simplify_by_exploding,
21989 find_and_mark_used_attributes, unmark_used_attributes,
21990 add_values_to_cover, increment_current_value,
21991 test_for_current_value, simplify_with_current_value,
21992 simplify_with_current_value_aux, gen_unit,
21993 write_unit_name, write_function_unit_info,
21994 write_complex_function, write_toplevel_expr,
21995 find_single_value, extend_range): Remove.
21996 (write_attr_get): Do not handle common_av->value
21998 (struct attr_desc): Remove func_units_p and blockage_p.
21999 (write_attr_valueq): Do not handle them.
22000 (find_attr): Do not clear them.
22001 (make_internal_attr): Do not initialize them.
22002 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
22003 * sched-vis.c (init_target_units, insn_print_units,
22004 init_block_visualization, print_block_visualization,
22005 visualize_scheduled_insns, visualize_no_unit,
22006 visualize_stall_cycles, visualize_alloc,
22007 visualize_free, target_units, get_visual_tbl_length,
22008 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
22009 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
22010 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
22011 * haifa-sched.c (blockage_range, clear_units,
22012 schedule_unit, actual_hazard, potential_hazard,
22013 insn_unit, unit_last_insn, unit_tick,
22014 actual_hazard_this_instance, potential_hazard,
22015 schedule_unit, max_insn_queue_index_value): Remove.
22016 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
22017 max_insn_queue_index.
22018 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
22019 * doc/md.texi (Processor pipeline description): Remove
22020 references to old pipeline descriptions.
22021 (Automaton pipeline description): Merge with the above.
22022 (Old pipeline description, Comparison of the two descriptions):
22025 * bt-load.c (migrate_btr_def): Remove references to
22026 use_pipeline_interface.
22027 * haifa-sched.c (insn_cost, schedule_insn,
22028 schedule_block, advance_one_cycle, sched_init,
22029 queue_to_ready, sched_finish): Likewise.
22030 * modulo-sched.c (sms_schedule, advance_one_cycle,
22031 ps_has_conflicts): Likewise.
22032 * sched-rgn.c (init_ready): Likewise.
22033 (debug_dependencies): Likewise, and remove an "if (1)".
22034 * target.h (use_dfa_pipeline_interface): Remove.
22035 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22036 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22037 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22038 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22039 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22040 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22041 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22042 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22043 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22044 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22045 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22046 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22047 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22048 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22049 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22050 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22051 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22052 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22053 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
22055 2004-07-19 Roger Sayle <roger@eyesopen.com>
22057 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
22059 2004-07-19 Jeff Law <law@redhat.com>
22061 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
22062 (get_eq_expr_value): Use it. Simplify slightly.
22064 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
22066 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
22067 (umulsidi3_32bit_r4000): Likewise.
22069 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
22071 * vec.h: Propagate location information properly.
22072 (VEC_T_iterate): Add result pointer parameter.
22073 (VEC_T_space): New.
22074 (VEC_T_reserve): Use it.
22076 2004-07-19 Daniel Jacobowitz <dan@debian.org>
22078 * Makefile.in (c-format.o): Depend on c-format.h.
22079 * c-format.h: New file.
22080 (struct format_char_info): Add CHAIN member.
22081 * c-format.c: Move some types and constants to c-format.h.
22082 (format_type_error): Set to -1.
22083 (struct function_format_info): Use an int for format_type.
22084 (decode_format_type): Return an int. Return format_type_error
22086 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
22087 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
22088 (scan_char_table, time_char_table, monetary_char_table): Initialize
22090 (n_format_types): New variable.
22091 (check_format_info_main): Handle CHAIN in format_char_info.
22092 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
22093 TARGET_N_FORMAT_TYPES.
22094 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
22095 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
22096 * config/sol2-c.c: New file.
22097 * config/t-sol2: New file.
22098 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
22099 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
22100 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
22102 * doc/extend.texi (Target Format Checks): New section.
22103 (Function Attributes): Mention it.
22104 * doc/invoke.texi: Mention target format checks.
22105 * doc/sourcebuild.texi: Mention target format checks.
22106 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
22107 TARGET_FORMAT_TYPES.
22109 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
22111 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
22113 * config/s390/s390.c (regclass_map initializer): Register 35 added to
22115 (load_multiple_operation, store_multiple_operation): Removed
22116 pointless sanity check.
22117 (s390_decompose_address): Added check for return_address_pointer_rtx.
22118 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
22119 (s390_return_address_offset): New function.
22120 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
22121 (FRAME_REGNO_P): Added check for register 35.
22122 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
22123 REG_ALLOC_ORDER): Appended entry for register 35.
22124 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
22125 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
22126 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
22127 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
22128 is eliminable using stack pointer or hard frame pointer.
22129 (REGISTER_NAMES): Added name for register 35.
22130 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
22131 pointless sanity check.
22133 2004-07-19 Roger Sayle <roger@eyesopen.com>
22135 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
22136 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
22137 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
22138 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
22139 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
22140 (fold_relational_const): Tidy up handling of floating point
22141 comparisons by calling real_compare. Remove tree_expr_nonzero_p
22142 transformation; fold_relational_const assumes constant operands.
22144 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
22146 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
22149 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
22151 * c-tree.h (struct c_expr): Define.
22152 (C_SET_EXP_ORIGINAL_CODE): Remove.
22153 (parser_build_binary_op, build_compound_expr): Update prototypes.
22154 * c-parse.in (%union): Add exprtype.
22155 (FUNC_NAME): Mark as ttype.
22156 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
22158 (expr): Update. Define directly in terms of expr_no_commas
22159 instead of using nonnull_exprlist.
22160 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
22161 offsetof_member_designator, typespec_nonreserved_nonattr, init,
22162 initval, designator, component_declarator,
22163 component_notype_declarator, enumerator, array_declarator,
22164 condition, exexpr, switch_statement, stmt_nocomp, stmt,
22165 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
22166 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
22168 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
22169 * c-common.c (c_common_truthvalue_conversion): Don't check
22170 C_EXP_ORIGINAL_CODE.
22171 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
22172 Don't use C_EXP_ORIGINAL_CODE.
22173 (default_conversion, default_function_array_conversion): Don't use
22174 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
22175 (internal_build_compound_expr): Merge into build_compound_expr.
22176 (build_compound_expr): Take two operands instead of a TREE_LIST.
22177 * objc/objc-act.c (get_super_receiver): Update calls to
22178 build_compound_expr.
22180 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
22182 * config/sh/sh.c (sh_use_dfa_interface): Remove.
22183 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
22185 * config/sh/sh.md: Extract pipeline descriptions
22186 into separate files.
22187 * config/sh/sh1.md: New file, extracted from sh.md.
22188 * config/sh/sh4.md: New file, extracted from sh.md.
22189 * config/sh/shmedia.md: New file, extracted from sh.md
22190 and rewritten using new-style pipeline description.
22192 2004-07-18 Zack Weinberg <zack@codesourcery.com>
22194 * config/pa/pa.md: Delete the two remaining define_peephole
22197 2004-07-18 Steven Bosscher <stevenb@suse.de>
22198 Joseph S. Myers <jsm@polyomino.org.uk>
22200 * c-common.c (c_common_truthvalue_conversion): Don't warn if
22201 TREE_NO_WARNING is set.
22203 2004-07-18 Roger Sayle <roger@eyesopen.com>
22205 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
22206 simplify_builtin_strncmp): Delete.
22207 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
22208 Change argument to accept an arglist instead of an "exp". Assume
22209 that the return type is always integer_type_node. Copy missing
22210 transformations from their now obsolete simplify_builtin_*
22212 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
22213 fold_builtin_strcmp and fold_builtin_strncmp.
22214 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
22215 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
22216 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
22218 2004-07-18 Daniel Jacobowitz <dan@debian.org>
22220 * Makefile.in (tree-alias-common.o): Update dependencies.
22222 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
22224 * cfgloop.c (flow_loop_nested_p): Fix comment.
22226 2004-07-17 Jason Merrill <jason@redhat.com>
22229 * stor-layout.c (relayout_decl): New fn.
22230 * tree.h: Declare it.
22231 (DECL_BY_REFERENCE): New macro.
22233 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
22235 * libgcc2.c (__enable_execute_stack): New symbol.
22236 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
22237 and declare __enable_execute_stack.
22238 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
22239 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
22240 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22241 ENABLE_EXECUTE_STACK.
22242 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
22243 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22244 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22245 ENABLE_EXECUTE_STACK.
22246 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22247 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
22248 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22249 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22250 ENABLE_EXECUTE_STACK.
22251 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22252 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22253 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22254 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22255 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
22256 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22257 (sparc64_initialize_trampoline): Likewise.
22258 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
22260 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
22262 * langhooks.h (builtin_function): New langhook.
22263 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
22264 (LANG_HOOKS_INITIALIZER): Update.
22265 * tree.h (builtin_function): Remove.
22266 * doc/tm.texi: Update.
22267 * c-tree.h (builtin_function): Declare.
22268 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
22269 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
22270 config/ia64/ia64.c, config/iq2000/iq2000.c,
22271 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
22272 config/stormy16/stormy16.c: All callers of builtin_function
22275 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
22278 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
22279 Remove white space after the backslash.
22281 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
22283 PR rtl-optimization/16294
22284 * resource.c (return_insn_p): New predicate.
22285 (mark_target_live_regs): Use it. Special-case return insns.
22286 (init_resource_info): Use it. Don't scan the epilogue past
22289 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22291 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
22292 destroy dominance information.
22293 * passes.c (rest_of_handle_loop2): Free dominance information.
22294 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
22296 (thread_jumps): Update dominance information and remove unreachable
22298 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
22299 information and remove the unreachable block.
22301 2004-07-17 Graham Stott <graham.stott@btinternet.com>
22303 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
22305 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
22307 * doc/sourcebuild.texi: Remove libf2c entry.
22309 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
22311 * config/i386/i386.md (movv16qi_internal): Fix typo.
22313 2004-07-17 Steven Bosscher <stevenb@suse.de>
22315 * final.c (final_scan_insn): Fix broken commit from previous
22318 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
22320 * c-typeck.c (parser_build_binary_op): Condition warnings for
22321 X<=Y<=Z on -Wparentheses instead of -Wextra.
22322 * doc/invoke.texi: Update. Document that most of -Wparentheses is
22323 supported for C only.
22325 2004-07-17 Steven Bosscher <stevenb@suse.de>
22327 * cfgcleanup.c (try_simplify_condjump): Don't remove line
22328 notes to avoid unreachable code warnings.
22329 * toplev.c (backend_init): Don't emit line notes for
22330 unreachable code warnings.
22332 * combine.c (distribute_notes): Don't distribute a
22333 REG_VTABLE_REF note.
22334 * final.c (final_scan_insn): Don't handle it.
22335 * rtl.c (reg_note_name): Remove it.
22336 * rtl.h (enum reg_node): Dito.
22338 * emit-rtl.c (force_line_numbers, restore_line_number_status):
22340 * rtl.h (force_line_numbers, restore_line_number_status):
22343 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
22344 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
22345 (using_eh_for_cleanups): Also moved here.
22347 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
22348 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
22349 to expand_start_case and add_case_node.
22350 * stmt.c (struct nesting): Cleanup unused fields condition_code,
22351 last_unconditional_cleanup, nominal_type, printname, and
22352 line_number_status.
22353 (struct fixup_goto): Remove.
22354 (struct stmt_status): Remove x_goto_fixup_chain field.
22355 (goto_fixup_chain): Remove.
22356 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
22357 pushcase, pushcase_range): Remove.
22358 (expand_start_bindings_and_block): Don't set unused fields in
22360 (expand_start_case, add_case_node): Cleanup unused formal arguments.
22361 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
22362 instead of emit_jump_if_reachable.
22363 (emit_case_nodes): Likewise.
22364 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
22366 (update_eh_label): Work around left-over exception handing regions.
22367 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
22368 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
22369 (pass_cleanup_cfg_post_optimizing): New pass.
22370 (init_tree_optimization_passes): Run the new pass after all
22372 * tree.h (pushcase, pushcase_range): Remove prototypes.
22373 (expand_start_case, add_case_node): Update prototypes.
22375 2004-07-16 Krister Walfridsson <cato@df.lth.se>
22377 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
22379 2004-07-16 Richard Henderson <rth@redhat.com>
22381 * builtins.c (std_expand_builtin_va_arg): Remove.
22382 (expand_builtin_va_arg): Remove.
22383 * expr.h: Don't declare them.
22384 * gimplify.c (mark_decls_volatile_r): Remove.
22385 (copy_if_shared_r): Don't call it.
22386 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
22387 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
22388 * gimple-low.c (lower_stmt): Likewise.
22389 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
22390 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
22391 * tree-ssa-operands.c (get_expr_operands): Likewise.
22392 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
22393 EXPAND_BUILTIN_VA_ARG.
22394 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
22395 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
22396 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
22397 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
22399 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
22401 * tree-ssa-pre.c (insert_aux): Break out if we hit
22404 2004-07-16 Richard Henderson <rth@redhat.com>
22406 * basic-block.h (remove_fake_exit_edges): Declare.
22407 * cfganal.c (remove_fake_predecessors): Rename from
22408 remove_fake_successors; iterate over predecessors.
22409 (remove_fake_exit_edges): New.
22410 * cfgcleanup.c (try_optimize_cfg): Use it.
22411 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
22412 * predict.c (estimate_probability): Likewise.
22413 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
22414 * tree-cfg.c (make_edges): Likewise.
22415 * tree-ssa-pre.c (fini_pre): Likewise.
22416 * profile.c (instrument_edges): Don't remove_fake_edges.
22417 (branch_prob): Do it earlier here.
22419 2004-07-16 Richard Henderson <rth@redhat.com>
22421 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
22422 switchification wrt CONSTRUCTOR. Document the reason.
22424 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
22426 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
22427 that prevented descriptive __mf_check source location strings.
22429 2004-07-16 Richard Henderson <rth@redhat.com>
22431 * tree-def (WITH_SIZE_EXPR): New.
22432 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
22433 * expr.c (expand_expr_real_1): Likewise.
22434 * gimplify.c (maybe_with_size_expr): New.
22435 (gimplify_arg, gimplify_modify_expr): Use it.
22436 (gimplify_modify_expr_to_memcpy): Take size parameter.
22437 (gimplify_modify_expr_to_memset): Likewise.
22438 (gimplify_expr): Handle WITH_SIZE_EXPR.
22439 * tree-alias-common.c (find_func_aliases): Likewise.
22440 * tree-eh.c (tree_could_trap_p): Likewise.
22441 (tree_could_throw_p): Likewise.
22442 * tree-gimple.c (is_gimple_lvalue): Likewise.
22443 (get_call_expr_in): Likewise.
22444 * tree-inline.c (estimate_num_insns_1): Likewise.
22445 (expand_calls_inline): Likewise.
22446 * tree-nested.c (convert_call_expr): Likewise.
22447 * tree-pretty-print.c (dump_generic_node): Likewise.
22448 * tree-sra.c (sra_walk_expr): Likewise.
22449 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
22450 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
22451 * tree-ssa-operands.c (get_expr_operands): Likewise.
22452 * tree-tailcall.c (find_tail_calls): Likewise.
22454 * calls.c (expand_call): Reset old_stack_allocated after
22455 calling emit_stack_restore.
22457 2004-07-16 Richard Henderson <rth@redhat.com>
22459 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
22460 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
22461 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
22462 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
22463 copy_res_decl_for_inlining.
22465 * tree-inline.c (declare_return_variable): New modify_dest argument.
22466 Use it as the return value, when possible or manditory. Handle
22467 TREE_ADDRESSABLE types.
22468 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
22469 replacement of CALL_EXPR.
22471 2004-07-16 Richard Henderson <rth@redhat.com>
22473 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
22474 * gimple-low.c (expand_var_p): Don't check it.
22475 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
22476 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
22477 * tree-ssa-operands.c (add_stmt_operand): Likewise.
22478 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
22479 (find_referenced_vars): Don't call them.
22480 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
22482 2004-07-16 Richard Henderson <rth@redhat.com>
22484 * function.c (pass_by_reference): True for all variable sized types.
22486 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
22488 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
22489 * tree-pretty-print.c: Include tree-chrec.h.
22490 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
22491 and POLYNOMIAL_CHREC nodes.
22493 2004-07-16 Steve Ellcey <sje@cup.hp.com>
22495 * builtins.c (expand_builtin_stpcpy): Do not create temporary
22498 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
22500 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
22502 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
22504 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
22506 * config/s390/s390.c: Likewise.
22507 * config/s390/s390.h: Likewise.
22509 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22511 * config/mips/mips.md (addsi3, adddi3): Remove special handling
22512 of $sp adds. Remove REGNO checks from mips16 patterns.
22514 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22516 * config/mips/mips.md: Delete outdated comment.
22518 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22520 * config/mips/mips.c (get_float_compare_codes): Delete.
22521 (mips_emit_compare): New function, mostly extracted from
22522 get_float_compare_codes and gen_conditional_branch.
22523 (gen_conditional_branch, gen_conditional_move): Use it.
22525 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
22527 * genautomata.c (add_vect): Speedup by using integers as
22528 bit-vectors for walking through the comb_vect and finding
22531 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22533 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
22534 operand is an uns_arith_operand; use subtraction otherwise.
22535 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
22536 not just arith_operands.
22538 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22540 * config/mips/mips-protos.h (gen_int_relational): Delete.
22541 (mips_emit_scc): Declare.
22542 * config/mips/mips.c (internal_test): Delete.
22543 (sle_operand, sleu_operand): New functions.
22544 (map_test_to_internal_test, gen_int_relational): Delete.
22545 (mips_emit_binary, mips_relational_operand_ok_p)
22546 (mips_emit_int_relational, mips_zero_if_equal)
22547 (mips_emit_scc): New functions.
22548 (gen_conditional_branch): Rework to use mips_emit_int_relational.
22549 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
22551 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
22552 (sltu, sleu): Use mips_emit_scc.
22553 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
22554 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
22555 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
22557 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22559 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
22561 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22563 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
22564 (*sne_[sd]i): Likewise sne_[sd]i_zero.
22565 (*sgt_[sd]i): ...and sgt_[sd]i.
22566 (*slt_[sd]i): ...and slt_[sd]i.
22567 (*sgtu_[sd]i): ...and sgtu_[sd]i.
22568 (*sltu_[sd]i): ...and sltu_[sd]i.
22569 (*sleu_[sd]i): ...and sleu_[sd]i_const.
22570 Name previously unnamed mips16 patterns. Formatting fixes.
22572 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22574 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
22575 (branch_type): Delete.
22576 (gen_conditional_branch, gen_conditional_move)
22577 (mips_gen_conditional_trap): Update after name change. Get the
22578 comparison mode from cmp_operands[0].
22579 * config/mips/mips.h (cmp_type, branch_type): Delete.
22580 (cmp_operands): Renamed from branch_cmp.
22581 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
22582 name change. Don't set branch_type.
22583 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
22584 mode class of cmp_operands[0] rather than branch_type. Update after
22587 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22589 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
22590 of 0...255 to 0 when inside a SET.
22592 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22594 * config/mips/mips.md: Remove mips16 define_peepholes.
22596 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
22598 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
22599 (fini_pre): Remove fake edges.
22601 2004-07-15 Richard Henderson <rth@redhat.com>
22603 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
22604 (get_indirect_ref_operands, get_call_expr_operands): ... these.
22606 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
22608 * vec.h (VEC_address): New function.
22610 2004-07-14 Jason Merrill <jason@redhat.com>
22612 PR middle-end/15885
22613 * gimplify.c (gimplify_arg): New fn, split out from...
22614 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
22616 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
22618 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
22619 generate code which is generated by pushqi1 now
22620 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
22622 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
22624 * combine.c (simplify_set): match the mode of the constant 0 with
22625 the tested operand to match the compare behaviour and the
22626 simplify_relational_operation() expectation.
22628 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
22630 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
22631 ("bordered"): Same.
22633 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
22635 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
22637 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
22639 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
22641 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
22642 calls in mips16 code.
22644 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
22646 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
22647 the destination of the li as well as for the neg.
22649 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
22652 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
22653 * cgraph.h: Update declaration.
22654 * c-decl.c (build_cdtor): Update call with default priority.
22655 * coverage.c (create_coverage): Ditto.
22656 * tree-mudflap.c (mf_init_fndecl): New tree.
22657 (mudflap_init): Set it.
22658 (mudflap_register_call): Arrange to call __mf_init before the first
22659 __mf_register call.
22660 (mudflap_finish_file): Mark the mudflap static initializer as extra
22661 high priority, to beat all C++ static constructors.
22663 2004-07-15 Jeff Law <law@redhat.com>
22665 * loop.c (check_insn_for_givs): Restore check for code labels that was
22666 accidentally deleted by a recent checkin.
22668 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
22670 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
22671 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
22673 2004-07-14 Richard Henderson <rth@redhat.com>
22675 * print-tree.c (print_node): Fix casts last change.
22677 2004-07-15 Paul Brook <paul@codesourcery.com>
22679 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
22680 to TARGET_UNWIND_INFO.
22681 * except.c (output_function_exception_table): Ditto.
22683 * opts.c (decode_options): Ditto.
22684 * passes.c (rest_of_handle_final): Ditto.
22685 * final.c (final_start_function): Ditto.
22686 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
22688 * targhooks.h (default_unwind_emit): Declare.
22689 * targhooks.c (default_unwind_emit): New function.
22690 * target-def.h: Define and use TARGET_UNWIND_EMIT.
22691 * target.h (struct gcc_target): Add unwind_emit.
22692 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
22693 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
22694 Remove IA64_UNWIND_EMIT.
22695 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
22697 2004-07-14 Richard Henderson <rth@redhat.com>
22699 * print-tree.c (print_node): Handle SSA_NAME.
22701 2004-07-14 James E Wilson <wilson@specifixinc.com>
22704 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
22705 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
22707 2004-07-15 Jakub Jelinek <jakub@redhat.com>
22709 * expr.c (expand_assignment): Reenable bitfield += optimizations.
22710 Use alias set 0 for memory, do proper mode calculations and adjust
22711 address for memories.
22713 2004-07-14 Per Bothner <per@bothner.com>
22715 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
22716 structure with extra column field.
22717 * tree.c (expand_location): Also fill in column field.
22718 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
22719 gets confused by the two conditionally-compiled definitions.
22721 2004-07-14 Eric Christopher <echristo@redhat.com>
22723 * calls.c (expand_call): Fix typo in comment.
22725 2004-07-14 Steve Ellcey <sje@cup.hp.com>
22727 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
22728 comparision of TFmode.
22730 2004-07-14 Richard Henderson <rth@redhat.com>
22732 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
22733 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
22734 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
22735 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22736 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
22737 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
22738 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22739 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
22740 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
22742 2004-07-14 Mike Stump <mrs@apple.com>
22744 * config/darwin.h (WINT_TYPE): Define to be int to match
22745 system header files.
22747 2004-07-14 Bob Wilson <bob.wilson@acm.org>
22749 * config/xtensa/xtensa.c (function_arg_advance): Check for args
22750 that must be passed in the stack.
22751 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
22752 arguments if the size is not a constant.
22754 2004-07-14 Per Bothner <per@bothner.com>
22756 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
22757 instead of EXPR_LOCUS in a boolean context, which is always true
22758 if --enable-mapped-location.
22759 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
22761 2004-07-14 Richard Henderson <rth@redhat.com>
22763 * dominance.c (struct dom_info): Add fake_exit_edge.
22764 (init_dom_info): Allocate it.
22765 (free_dom_info): Free it.
22766 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
22768 (calc_idoms): Honor fake_exit_edge.
22770 2004-07-13 Jason Merrill <jason@redhat.com>
22772 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
22773 (rhs_test_for): New fn.
22774 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
22775 * tree-gimple.h: Declare them.
22776 * gimplify.c (gimplify_modify_expr): Use the new fns.
22778 2004-07-14 Richard Henderson <rth@redhat.com>
22780 * config/arm/arm-protos.h (arm_va_arg): Remove.
22781 * config/arm/arm.c (arm_va_arg): Remove.
22782 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
22783 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
22785 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22787 * pa.c (fix_range): New function to mark a range(s) of registers as
22789 (override_options): Call fix_range if the -mfixed-range option string
22791 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
22792 * doc/invoke.texi (-mfixed-range): Document new option.
22794 2004-07-14 David Edelsohn <edelsohn@gnu.org>
22796 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
22798 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
22800 2004-07-14 Roger Sayle <roger@eyesopen.com>
22802 * expmed.c (expand_sdiv_pow2): New function to expand signed division
22803 by a positive power of two, split out from expand_divmod. Provide
22804 an alternate implementation when shifts are expensive. Lower the
22805 threshold for using a branchless implementation to BRANCH_COST >= 2.
22806 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
22808 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22810 * tree-dfa.c (make_rename_temp): *Really* work just
22811 like create_tmp_var if called while outside SSA form.
22813 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
22815 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
22816 for division by zero.
22817 ("umodsi3"): Likewise.
22819 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
22821 * config/mips/mips.c (mips_output_move): When generating mips16 code,
22822 force loads of negative constants to be split.
22823 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
22824 Generalize SImode li/neg splitter to cope with other modes.
22826 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22828 * expmed.c: Remove more references to QUEUED in the comments.
22829 * expr.c: Likewise.
22831 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
22834 2004-07-13 Richard Henderson <rth@redhat.com>
22835 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
22838 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22840 * tree-dfa.c (make_rename_temp): Work just like
22841 create_tmp_var if called while outside SSA form.
22843 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22845 * expr.c (enqueue_insn, finish_expr_for_function,
22846 protect_from_queue, queued_subexp_p, mark_queue,
22847 emit_insns_enqueued_after_mark, emit_queue,
22848 expand_increment): Remove.
22849 (store_constructor): Expand increment as an assignment.
22850 (expand_expr_real_1 <case PREINCREMENT_EXPR,
22851 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
22852 case POSTDECREMENT_EXPR>): Abort.
22853 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
22854 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
22855 protect_from_queue, emit_queue, queued_subexp_p): Remove.
22856 * function.h (pending_chain, x_pending_chain): Remove.
22857 * rtl.def (QUEUED): Remove.
22859 * emit-rtl.c (copy_insn_1, copy_most_rtx,
22860 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
22861 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
22862 encode_units_mask): Likewise.
22863 * local-alloc.c (equiv_init_varies_p): Likewise.
22864 * rtl.c (copy_rtx): Likewise.
22865 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
22866 * simplify-rtx.c (simplify_gen_subreg): Likewise.
22867 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
22869 * builtins.c (expand_builtin, expand_builtin_apply,
22870 expand_builtin_mathfn, expand_builtin_mathfn_2,
22871 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
22872 Remove calls to emit_queue and protect_from_queue.
22873 * calls.c (expand_call, precompute_arguments,
22874 precompute_register_parameters, rtx_for_function_call,
22875 store_one_arg): Likewise.
22876 * dojump.c (do_compare_and_jump, do_jump): Likewise.
22877 * explow.c (memory_address): Likewise.
22878 * expmed.c (clear_by_pieces_1, clear_storage,
22879 clear_storage_via_libcall, emit_group_load,
22880 emit_group_store, emit_store_flag,
22881 expand_expr_real_1, store_by_pieces,
22882 store_constructor, store_expr, try_casesi,
22883 try_tablejump): Likewise.
22884 * function.c (expand_pending_sizes): Likewise.
22885 * optabs.c (emit_cmp_and_jump_insns,
22886 emit_conditional_add, emit_conditional_move,
22887 expand_fix, expand_float, prepare_cmp_insn): Likewise.
22888 * stmt.c (emit_case_bit_tests,
22889 expand_asm_expr, expand_computed_goto,
22890 expand_decl_init, expand_end_case_type,
22891 expand_end_stmt_expr, expand_expr_stmt_value,
22892 expand_return, expand_start_case,
22893 optimize_tail_recursion): Likewise.
22894 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22895 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
22897 2004-07-14 Ben Elliston <bje@au.ibm.com>
22899 * vec.h: Comment fix.
22901 2004-07-13 Richard Henderson <rth@redhat.com>
22903 * target.h (struct gcc_target): Add calls.pass_by_reference.
22904 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
22905 * function.c (pass_by_reference): Use the hook.
22906 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
22907 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
22908 (hook_pass_by_reference_must_pass_in_stack): New.
22909 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
22910 (alpha_pass_by_reference): New.
22911 (TARGET_PASS_BY_REFERENCE): New.
22912 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22913 * config/arc/arc.c (arc_pass_by_reference): New.
22914 (TARGET_PASS_BY_REFERENCE): New.
22915 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22916 (FUNCTION_ARG_CALLEE_COPIES): True.
22917 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
22918 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
22919 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
22920 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22921 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22922 * config/cris/cris.c (cris_pass_by_reference): New.
22923 (TARGET_PASS_BY_REFERENCE): New.
22924 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
22925 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
22926 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22927 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
22928 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22929 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
22930 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
22931 (frv_function_arg_pass_by_reference): Remove.
22932 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22933 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
22934 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
22935 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
22936 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22937 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
22938 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
22939 (ia64_pass_by_reference): Rename from
22940 ia64_function_arg_pass_by_reference.
22941 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22942 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22943 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
22944 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
22945 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
22946 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22947 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22948 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
22949 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
22950 (m32r_pass_by_reference): Adjust prototype. Make static.
22951 Handle mode sizes correctly.
22952 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22953 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
22954 (m68hc11_function_arg_pass_by_reference): Remove.
22955 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22956 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22957 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
22958 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22959 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
22960 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
22961 (mips_va_arg): Use pass_by_reference.
22962 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
22963 Handle mode sizes correctly.
22964 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22965 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22966 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
22967 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
22968 (mmix_pass_by_reference): Rename from
22969 mmix_function_arg_pass_by_reference.
22970 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22971 (FUNCTION_ARG_CALLEE_COPIES): True.
22972 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
22973 (mn10300_pass_by_reference): New.
22974 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22975 (FUNCTION_ARG_CALLEE_COPIES): True.
22976 * config/pa/pa.c (pa_pass_by_reference): New.
22977 (TARGET_PASS_BY_REFERENCE): New.
22978 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22979 (FUNCTION_ARG_CALLEE_COPIES): True.
22980 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
22981 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
22982 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
22983 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22984 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
22985 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
22986 (s390_pass_by_reference): Rename from
22987 s390_function_arg_pass_by_reference.
22988 (s390_function_arg_advance): Don't query pass-by-ref.
22989 (s390_function_arg): Likewise.
22990 (s390_gimplify_va_arg): Use pass_by_reference.
22991 (s390_call_saved_register_used): Likewise.
22992 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22993 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
22994 (shcompact_byref, sh_pass_by_reference): New.
22995 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22996 (SHCOMPACT_BYREF): Remove.
22997 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
22998 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
22999 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
23000 (sparc_gimplify_va_arg): Use pass_by_reference.
23001 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23002 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23003 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
23004 (v850_pass_by_reference): New.
23005 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23006 (FUNCTION_ARG_CALLEE_COPIES): True.
23007 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
23008 FUNCTION_ARG_PASS_BY_REFERENCE docs.
23010 2004-07-14 Richard Henderson <rth@redhat.com>
23011 Richard Sandiford <rsandifo@redhat.com>
23013 * config/mips/mips-protos.h (mips_va_arg): Delete.
23014 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
23015 * config/mips/mips.c: Include tree-gimple.h.
23016 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
23017 (mips_arg_info): Remove special handling of must_pass_in_stck args.
23018 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
23019 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
23021 2004-07-13 Bob Wilson <bob.wilson@acm.org>
23023 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
23024 arguments for COND_EXPR in big-endian adjustment code.
23026 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23028 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
23029 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
23030 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
23031 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
23033 2004-07-13 Diego Novillo <dnovillo@redhat.com>
23035 PR tree-optimization/16443
23036 * tree-ssa-alias.c: Add more description for
23037 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
23038 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
23039 clobbering of call-clobbered and addressable variables. If
23040 there are any before aliases have been computed, add them.
23042 2004-07-13 Diego Novillo <dnovillo@redhat.com>
23044 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
23047 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
23049 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
23050 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
23053 2004-07-13 Per Bothner <per@bothner.com>
23055 * collect2.c (main): Handle --no-demangle and --demangle flags.
23057 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
23059 * Makefile.in (OBJS-common): Add tree-data-ref.o.
23060 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
23061 (tree-data-ref.o): New rule.
23062 * lambda.h: New file.
23063 * tree-data-ref.c: New file.
23064 * tree-data-ref.h: New file.
23065 * tree.c (int_cst_value, tree_fold_gcd): New functions.
23066 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
23068 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23071 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
23072 * config/sparc/sparc.c (output_ubranch): New function.
23073 * config/sparc/sparc.md (jump pattern): Use it.
23075 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23078 * config/sparc/sparc.c (output_cbranch): Properly guard
23079 the code handling far branches with TARGET_V9.
23080 * config/sparc/sparc.md (length attribute): Document the
23081 side-effect of having a length greater or equal to 3.
23083 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23084 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
23087 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
23088 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
23090 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23091 Martin Sebor <sebor@roguewave.com>
23094 * doc/invoke.texi (SPARC options): Document -threads
23095 and -pthreads on Solaris.
23097 2004-07-13 Richard Henderson <rth@redhat.com>
23099 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
23101 (ind_gimplify_va_arg_expr): Remove.
23102 * tree.h (ind_gimplify_va_arg_expr): Remove.
23103 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
23104 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
23107 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
23108 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
23109 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
23110 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
23111 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
23113 2004-07-13 Richard Henderson <rth@redhat.com>
23115 * function.c (pass_by_reference): New.
23116 (assign_parm_find_data_types): Use it.
23117 * calls.c (initialize_argument_information): Likewise.
23118 (emit_library_call_value_1): Likewise.
23119 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23120 * function.h (pass_by_reference): Declare.
23122 2004-07-13 Richard Henderson <rth@redhat.com>
23124 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
23125 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
23126 * expr.h (MUST_PASS_IN_STACK): Remove.
23127 * system.h (MUST_PASS_IN_STACK): Poison.
23128 * tree.h (must_pass_in_stack_var_size): Declare.
23129 (must_pass_in_stack_var_size_or_pad): Declare.
23130 * calls.c (must_pass_in_stack_var_size): New.
23131 (must_pass_in_stack_var_size_or_pad): Rename from
23132 default_must_pass_in_stack.
23133 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
23134 (TARGET_MUST_PASS_IN_STACK): New.
23135 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
23136 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
23137 (TARGET_MUST_PASS_IN_STACK): New.
23138 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
23139 * config/frv/frv.c (frv_must_pass_in_stack): New.
23140 (TARGET_MUST_PASS_IN_STACK): New.
23141 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
23142 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
23143 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
23144 (ix86_must_pass_in_stack): Make static.
23145 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
23146 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
23147 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
23148 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
23149 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
23150 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
23151 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
23152 (mcore_must_pass_on_stack): Remove.
23153 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
23154 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
23155 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
23156 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
23157 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
23158 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
23159 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
23160 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
23161 (TARGET_MUST_PASS_IN_STACK): New.
23162 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
23163 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
23164 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
23165 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
23166 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
23167 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
23168 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
23169 MUST_PASS_IN_STACK.
23171 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
23172 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
23173 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
23174 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
23175 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
23176 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
23177 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
23178 config/xtensa/xtensa.c: Use target hook.
23180 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
23182 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
23183 * configure: Rebuilt.
23185 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
23187 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
23188 * config/mips/mips.h (mips_reg_names): Don't declare.
23189 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
23190 (TARGET_NAME_REGS): Delete.
23191 (TARGET_SWITCHES): Remove -mrnames.
23192 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
23193 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
23195 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
23196 (override_options): Remove handling of TARGET_NAME_REGS.
23198 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
23200 * config/mips/mips.h (TARGET_*): Boolify.
23202 2004-07-12 Nick Clifton <nickc@redhat.com>
23204 * config.gcc: Add sh-*-symbianelf target.
23205 * config/sh/sh.c: Add new target macros:
23206 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
23207 TARGET_CXX_IMPORT_EXPORT_CLASS.
23208 (sh_file_start): Create a definition of the .directive section.
23209 (sh_attribute): Add dllimport and dllexport attributes.
23210 * config/sh/symbian-pre.h: New file.
23211 * config/sh/symbian-post.h: New file.
23212 * config/sh/symbian.c: New file. Contains Symbian specific
23214 * config/sh/sh-protos.h: Add prototypes for new functions
23215 provided by symbian.c.
23216 * config/sh/t-symbian: New file.
23217 * doc/extend.texi: Document support for dllimport and dllexport
23218 attributes by the sh-symbianelf target.
23220 2004-07-12 James E Wilson <wilson@specifixinc.com>
23222 * Makefile.in (AR): Use @AR@ not ar.
23224 (AR_FOR_TARGET): Use $(AR) not ar for native.
23225 (NM_FOR_TARGET): Use $(NM) not nm for native.
23226 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
23227 * configure: Regenerate.
23229 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
23231 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
23233 (ashldi3_sp64): Likewise.
23235 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23238 * pa.c (function_arg): Update comment.
23239 * pa.h (BLOCK_REG_PADDING): Define.
23241 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23243 PR tree-optimization/16461
23244 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
23245 arguments of phi nodes.
23247 2004-07-12 Devang Patel <dpatel@apple.com>
23249 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
23251 2004-07-12 Steve Ellcey <sje@cup.hp.com>
23253 * function.c (expand_function_start): Ensure r_save is in Pmode.
23254 * calls.c (prepare_call_address): Ensure static_chain_value is
23256 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
23257 r_save_area are in Pmode.
23258 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
23259 fnaddr, and static_chain are in Pmode.
23261 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
23264 * config/ia64/ia64.c (bundling): Don't count ignored insns.
23266 2004-07-12 Richard Henderson <rth@redhat.com>
23268 * target.h (struct gcc_target): Move gimplify_va_arg_expr
23269 next to build_builtin_va_list.
23270 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
23271 * builtins.c (gimplify_va_arg_expr): Likewise.
23272 * gimplify.c (copy_if_shared_r): Likewise.
23274 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
23276 * passes.c (rest_of_decl_compilation): Don't defer call of
23277 assemble_variable if its DECL_RTL is already set.
23279 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
23281 * cfgloop.h (struct loop): Add nb_iterations field.
23282 (current_loops): Declare.
23283 * tree-chrec.c (chrec_not_analyzed_yet,
23284 chrec_dont_know, chrec_known, count_ev_in_wider_type,
23285 chrec_contains_symbols_defined_in_loop): Remove the temporary
23287 * tree-flow-inline.h (loop_containing_stmt): New function.
23288 * tree-scalar-evolution.c: Add implementation.
23289 * tree-scalar-evolution.h: Add declarations.
23291 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
23293 PR rtl-optimization/15921
23294 * Makefile.in (global.o): Add recog.h.
23296 * global.c (recog.h): Add the include-clause.
23297 (bb_info): New member earlyclobber.
23298 (allocate_bb_info, free_bb_info): Initialize/finish the new
23300 (earlyclobber_regclass, earlyclobber_regclass_length): The new
23302 (check_earlyclobber, regclass_intersect,
23303 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
23305 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
23306 (make_accurate_live_analysis): Modify pavin.
23308 2004-07-12 Diego Novillo <dnovillo@redhat.com>
23310 * tree-cfg.c (find_taken_edge): Statically compute the truth
23311 value of a predicate comparing an SSA_NAME to itself.
23313 2004-07-12 Roger Sayle <roger@eyesopen.com>
23315 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
23316 rs6000 doesn't have shift-and-add or shift-and-sub instructions
23317 by returning the cost of a multiplication plus an addition.
23319 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
23321 PR tree-optimization/14107
23322 * gimplify.c (gimplify_return_expr): Accept a
23323 RETURN_EXPR with an error argument.
23324 * tree-optimize.c (init_tree_optimization_passes):
23325 Run pass_warn_function_return at -O0.
23327 2004-07-12 Roger Sayle <roger@eyesopen.com>
23329 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
23332 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
23334 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
23335 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23336 * config/mips/3000.md: Add copyright notice. Remove automota and
23337 function units; use generic ones instead. Only define reservations
23338 for things that are different from generic.md. Extend each clause
23340 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
23341 * config/mips/mips.md: Include them. Remove define_function_units.
23342 (alu, imuldiv): New automata and units.
23344 2004-07-12 Ben Elliston <bje@au.ibm.com>
23346 * doc/invoke.texi (Optimize Options): Document -frename-registers
23347 not being enabled by default at -O3.
23349 2004-07-11 Roger Sayle <roger@eyesopen.com>
23351 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
23352 floating point additions, to keep real immediate constant positive.
23353 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
23354 into X + C, and leave positive real constants as X - C.
23356 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23358 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
23360 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23362 PR tree-optimization/15654
23363 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
23365 2004-07-11 Roger Sayle <roger@eyesopen.com>
23367 * builtins.c (fold_builtin_fputs): Don't bother converting the
23368 return type to integer_type_node, as we've already checked that
23369 the result will be ignored.
23371 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
23372 that signed addition, subtraction, multiplication, division,
23373 remainder, negation and absolute value may potentially trap.
23375 * fold-const.c (fold_ignored_result): New function to strip
23376 non-side-effecting tree nodes from an expression whose result
23378 (fold_convert): Call fold_ignored_result when casting a value
23380 (omit_one_operand): Call fold_ignored_result on the "omitted"
23381 operand when building a COMPOUND_EXPR.
23382 (pedantic_omit_one_operand): Likewise.
23383 * tree.h (fold_ignored_result): Prototype here.
23384 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
23385 when we're going to ignore the result.
23387 2004-07-11 Richard Henderson <rth@redhat.com>
23390 * tree-ssa-ccp.c (fold_stmt_r): Split out...
23391 * tree.c (fields_compatible_p, find_compatible_field): ... new.
23392 * tree.h (fields_compatible_p, find_compatible_field): Declare.
23393 * tree-sra.c (sra_hash_tree): Hash fields by offset.
23394 (sra_elt_eq): Use fields_compatible_p.
23395 (generate_one_element_ref): Use find_compatible_field.
23397 2004-07-11 Richard Henderson <rth@redhat.com>
23400 * tree-sra.c (generate_one_element_init): New.
23401 (generate_element_init): Use it.
23402 (scalarize_init): Push/pop gimplify context around it.
23403 (find_new_referenced_vars_1, find_new_referenced_vars): New.
23404 * gimplify.c (gimplify_expr): Allow SSA_NAME.
23406 2004-07-11 Roger Sayle <roger@eyesopen.com>
23408 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
23409 combine.c's combine_insn_cost.
23410 * rtl.h (insn_rtx_cost): Prototype here.
23411 * combine.c (combine_insn_cost): Delete function.
23412 (combine_validate_cost): Update callers of combine_insn_cost to
23413 call insn_rtx_cost instead.
23414 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
23415 requesting the rtx_cost of call and/or jump instructions.
23417 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
23418 rtx_cost directly. Don't request/use the cost of call or jump
23419 instructions. Return -1 if the cost of any instruction can't be
23420 determined (or the BB contains a function call).
23421 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
23422 -1 (i.e. can't determine the cost of any instruction or the basic
23423 block contains a subroutine call).
23424 (find_if_case_2): Likewise.
23426 2004-07-11 Roger Sayle <roger@eyesopen.com>
23428 * rs6000.c (struct processor_costs): Change semantics of fields to
23429 include the COST_N_INSNS scaling, and update all initializers.
23430 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
23431 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
23432 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
23433 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
23435 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23437 * LANGUAGES: Remove obsolete information.
23439 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
23441 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
23442 SIGBUS signal frames, the PSW address points *to* the faulting
23443 instruction, not after it.
23445 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
23447 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
23448 added to TLS symbol addresses.
23450 2004-07-11 Richard Henderson <rth@redhat.com>
23452 * expmed.c (init_expmed): Use stack-local structures for
23453 temporary rtl. Don't recognize shifts.
23455 2004-07-11 Richard Henderson <rth@redhat.com>
23457 * expr.c (store_expr): Don't fiddle subreg promotion for types
23458 with precision smaller than the mode.
23460 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23462 * tree.h (all_types_permanent): Remove.
23464 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23466 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
23467 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
23468 * langhooks.c (lhd_clear_binding_stack): Remove.
23469 * langhooks-def.h (lhd_clear_binding_stack,
23470 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
23471 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
23472 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
23473 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
23474 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
23475 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
23476 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
23477 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
23478 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
23479 * tree.h (poplevel): Don't declare.
23480 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
23481 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
23482 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
23483 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
23486 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23488 PR tree-optimization/16437
23489 * c-common.c (shorten_compare): Don't mark result of conversion to
23490 narrower signed type as overflowing.
23491 * fold-const.c (decode_field_reference): Determine whether
23492 signedness comes from outer type using precision rather than size.
23494 2004-07-11 Phil Edwards <phil@codesourcery.com>
23496 * configure.ac: Alphabetize --enable-checking list, add
23497 missing valgrind entry.
23498 * configure: Regenerate.
23500 2004-07-11 Phil Edwards <phil@codesourcery.com>
23502 * doc/install.texi (Testing): Fix syntax in "make check" example.
23504 2004-07-10 James E Wilson <wilson@specifixinc.com>
23506 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
23508 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23510 PR rtl-optimization/16001
23511 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
23514 2004-07-10 Geoffrey Keating <geoffk@apple.com>
23516 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
23518 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
23519 James Morrison <phython@gcc.gnu.org>
23521 * doc/contrib.texi (Contributors): Add gfortran contributors and
23522 fix a couple of typos.
23524 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23526 PR rtl-optimization/15387
23527 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
23528 to incoming args space correctly.
23530 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23532 * pa.c (output_indirect_call): Only use %r2 as the link register in
23533 indirect calls with the long PA 2.0 pc-relative branch.
23535 2004-07-10 Daniel Jacobowitz <dan@debian.org>
23537 * config/i386/i386.c (override_options): Pick a 64-bit CPU
23538 for the default tuning if TARGET_64BIT.
23540 2004-07-10 Richard Henderson <rth@redhat.com>
23542 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
23543 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
23545 2004-07-10 Jakub Jelinek <jakub@redhat.com>
23547 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
23548 * expmed.c (store_bit_field, extract_bit_field): Remove last
23550 * builtins.c (expand_builtin_signbit): Adjust callers.
23551 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
23552 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
23553 * ifcvt.c (noce_emit_move_insn): Likewise.
23554 * stmt.c (expand_return): Likewise.
23555 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
23556 store_field, expand_expr_real_1): Likewise.
23558 2004-07-10 Richard Henderson <rth@redhat.com>
23560 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
23562 2004-07-09 Mike Stump <mrs@apple.com>
23564 * config/darwin.c (no_dead_strip): Add.
23565 (HAVE_DEAD_STRIP): Add.
23566 (darwin_emit_unwind_label): Ensure that we don't dead code strip
23569 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23571 * tree-ssa-loop-im.c: New file.
23572 * Makefile.in (tree-ssa-loop-im.o): Add.
23573 * cfgloop.c (superloop_at_depth): New function.
23574 * cfgloop.h (superloop_at_depth): Declare.
23575 * common.opt (ftree-lim): New flag.
23576 * expr.c (array_ref_up_bound): New function.
23577 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
23578 * timevar.def (TV_LIM): New timevar.
23579 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
23580 computing immediate uses of a phi node.
23581 * tree-flow.h (struct tree_ann_common_d): Add aux field.
23582 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
23583 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
23584 * tree-pass.h (pass_lim): Declare.
23585 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
23587 (pass_lim): New pass structure.
23588 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
23589 * tree.c (in_array_bounds_p): New function.
23590 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
23591 (in_array_bounds_p, array_ref_up_bound): Declare.
23592 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
23593 * doc/passes.texi (tree-ssa-loop-im.c): Document.
23595 2004-07-09 Richard Henderson <rth@redhat.com>
23597 * builtins.c (expand_builtin_stpcpy): Don't modify len.
23599 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
23602 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
23604 * flags.h: Delete redundant prototypes that are being generated
23605 in options.h from common.opt.
23606 * common.opt: Add in the expository comments formerly in flags.h.
23608 2004-07-09 Jan Beulich <jbeulich@novell.com>
23610 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
23611 available for use only when TARGET_MMX/_SSE is set, and check for
23612 variable argument function if any register count is non-zero.
23613 (function_arg): Correctly suppress repeated warnings for passing SSE
23614 vectors are arguments without SSE enabled.
23615 (ix86_function_arg_boundary): Without SSE enabled, the use of what
23616 would be SSE register modes does no longer influence the alignment.
23618 2004-07-09 Richard Henderson <rth@redhat.com>
23620 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
23621 Always align upward to arg boundary. Use size_in_bytes/round_up.
23622 Maintain type-correctness of constants.
23623 * stor-layout.c (round_up, round_down): Special-case powers of 2.
23625 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
23627 * config/sparc/sparc.c (*_costs): Scale instruction costs
23629 (sparc_rtx_costs): Adjust as appropriate.
23631 2004-07-09 Jan Beulich <jbeulich@novell.com>
23633 * config/i386/mm3dnow.h: New.
23634 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
23636 2004-07-09 Richard Henderson <rth@redhat.com>
23638 * simplify-rtx.c (simplify_const_relational_operation): Only
23639 look at bounds of scalar integers.
23641 2004-07-09 Jan Beulich <jbeulich@novell.com>
23643 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
23645 2004-07-09 Andrew Pinski <apinski@apple.com>
23647 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
23649 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
23650 UOBJC_METACLASS_decl.
23652 2004-07-09 James E Wilson <wilson@specifixinc.com>
23655 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
23656 do return a parallel if hfa_mode == XFmode and mode == TImode.
23658 2004-07-09 Jan Beulich <jbeulich@novell.com>
23660 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
23661 permissible for unary plus.
23663 2004-07-09 Jan Beulich <jbeulich@novell.com>
23665 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
23666 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
23667 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
23668 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
23669 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
23670 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
23671 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
23672 (BUILTIN_xxxIMAX): New.
23673 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
23674 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
23675 BUILT_IN_PARITYIMAX.
23677 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
23679 * config/sparc/sparc.h (processor_costs): Define.
23680 (sparc_costs): Declare.
23681 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
23682 hypersparc_costs, sparclet_costs, ultrasparc_costs,
23683 ultrasparc3_costs): New.
23684 (sparc_override_options): Set sparc_costs as appropriate.
23685 (sparc_rtx_costs): Use sparc_costs instead of messy
23688 2004-07-09 Steven Bosscher <stevenb@suse.de>
23690 * doc/md.texi (Processor pipeline description): Mention that
23691 the old pipeline description is deprecated.
23693 * config/rs6000/7450.md (automaton ppc7450): Split up, move
23694 mciu_7450 function unit to...
23695 (automaton ppc7450mciu): ...new automaton.
23697 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
23698 (schedule_block): Don't consider inserting bubbles.
23699 (sched_init): Don't initialize DFA bubbles.
23700 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
23701 TARGET_SCHED_DFA_BUBBLE): Remove.
23702 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
23703 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
23704 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
23706 * stmt.c (conditional_context): Remove prototype.
23707 * tree.h (conditional_context): Remove.
23708 * tree-cfg.c (pre_insert_on_edge): Remove.
23710 * c-common.h (c_expand_asm_operands): Remove prototype.
23711 * c-typeck.c (c_expand_asm_operands): Remove.
23713 2004-07-09 Jan Beulich <jbeulich@novell.com>
23715 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
23716 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
23717 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
23718 and V8QI are class SSE. All sufficiently small remaining vector modes
23719 must be passed in one or two integer registers.
23720 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
23721 returned in memory.
23722 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
23723 __builtin_ia32_pmuludq128 have non-uniform argument and return types
23724 and must thus be handled explicitly.
23725 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
23727 (movv8qi_internal, movv4hi_internal, movv2si_internal,
23728 movv2sf_internal): Permit moving between MMX and XMM registers (since
23729 MMX areguments and return values are passed in XMM registers).
23730 (sse2_umulsidi3): Correct type and mode.
23732 2004-07-09 Richard Henderson <rth@redhat.com>
23734 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
23736 2004-07-09 Eric Christopher <echristo@redhat.com>
23738 * config/rs6000/40x.md: Split into two automatons.
23740 2004-07-09 Zack Weinberg <zack@codesourcery.com>
23741 Andrew Pinski <apinski@apple.com>
23743 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
23744 on when we have more than one input file.
23745 (c_common_parse_file): Restore loop over all input files.
23746 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
23748 * c-decl.c (set_type_context): New function.
23749 (pop_scope): Use it to set context of types. When we
23750 encounter a TYPE_DECL, set the context of the attached type too.
23751 (pop_file_scope): Don't call cpp_undef_all here.
23752 (diagnose_mismatched_decls): Do not complain about a second
23753 definition of an 'extern inline' function if it's not in the
23754 same translation unit. Do not complain about inline
23755 declaration after use if the use was in a different
23757 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
23758 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
23759 the external scope.
23760 (pushdecl_top_level): Likewise.
23761 (grokdeclarator): Clarify what is going on with setting
23762 DECL_EXTERNAL on function types, a little.
23763 (c_write_global_declarations): Don't do anything if
23764 -fsyntax-only or errors have been encountered.
23766 2004-07-09 Zack Weinberg <zack@codesourcery.com>
23768 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
23770 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23773 * pa.c (output_indirect_call): Use %r2 as the link register when
23774 calling $$dyncall with a pc-relative branch.
23776 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
23778 * doc/install.texi (Binaries): Mention OpenPKG.
23780 2004-07-09 Diego Novillo <dnovillo@redhat.com>
23782 Fix PR tree-optimization/15555
23783 * tree-dfa.c (dump_variable): If the variable is a pointer
23784 SSA_NAME, also dump its points-to information.
23785 * tree-flow.h (struct ptr_info_def): Add field
23787 (dump_points_to_info_for): Declare.
23788 (debug_points_to_info_for): Declare.
23789 * tree-optimize.c (init_tree_optimization_passes): Add a
23790 second alias analysis pass after DOM2.
23791 Move pass_del_pta to a later spot.
23792 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
23793 create a name tags when we find a dereferenced pointer. Just
23794 mark the pointer dereferenced.
23795 (collect_points_to_info_for): Move code to clear points-to
23796 information to create_name_tags.
23797 (create_name_tags): New function.
23798 (compute_flow_sensitive_aliasing): Call it.
23799 (setup_pointers_and_addressables): Mark type tags for renaming
23800 here instead of ...
23801 (create_memory_tag): ... here.
23802 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
23803 (dump_points_to_info_for): Declare extern.
23804 (debug_points_to_info_for): New function.
23806 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
23808 * config/arc/arc.md: Switch to DFA-based scheduler description.
23809 * config/arc/arc.c: Switch to DFA-based scheduler description.
23811 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23813 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
23816 2004-07-09 Richard Henderson <rth@redhat.com>
23818 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
23819 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23820 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
23821 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
23823 * config/v850/v850-protos.h (v850_va_arg): Remove.
23824 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23825 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
23826 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
23827 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
23828 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
23830 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23833 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
23834 and DImode to use +/-4k offset.
23836 2004-07-09 Richard Henderson <rth@redhat.com>
23838 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
23840 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23841 (xstormy16_gimplify_va_arg_expr): Rewrite from
23842 xstormy16_expand_builtin_va_arg.
23843 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
23845 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
23846 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
23848 * config/sh/sh-protos.h (sh_va_arg): Remove.
23849 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23850 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
23851 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
23853 * config/pa/pa-protos.h (hppa_va_arg): Remove.
23854 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23855 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
23856 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
23858 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
23859 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23860 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
23861 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
23863 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
23865 * config/sparc/sparc.md (return): Rewrite length formula.
23866 * config/sparc/sparc.c (output_return): Pass 1 as 5th
23867 argument to final_scan_insn when in a delay slot.
23868 (output_sibcall): Likewise.
23870 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23872 * arm.c (arm_cpp_interwork): New variable.
23873 (arm_override_options): Set it if TARGET_INTERWORK was on the command
23875 * arm.h (arm_cpp_interwork): Declare it.
23876 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
23877 __THUMB_INTERWORK__ in the preprocessor.
23879 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
23881 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
23883 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
23886 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
23887 Override default settings to account for -m32 and -m64.
23889 2004-07-08 Randolph Chung <tausq@debian.org>
23891 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
23893 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
23895 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
23896 before comparing it as such.
23898 2004-07-08 Richard Henderson <rth@redhat.com>
23900 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
23901 temporary. Use bit arithmetic to align.
23903 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
23905 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
23906 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
23907 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
23908 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
23909 add_labels_and_missing_jumps, find_jump_block,
23910 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
23912 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
23913 link_btr_uses, move_btr_def): Likewise.
23914 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
23915 expand_builtin_expect_jump): Likewise.
23916 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
23917 * calls.c (expand_call, emit_library_call_value_1): Likewise.
23918 * cfganal.c (forwarder_block_p): Likewise.
23919 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
23920 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
23921 find_bb_boundaries): Likewise.
23922 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
23923 merge_blocks_move_predecessor_nojumps,
23924 merge_blocks_move_successor_nojumps, insns_match_p,
23925 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
23926 try_optimize_cfg): Likewise.
23927 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
23928 * cfglayout.c (skip_insns_after_block, label_for_bb,
23929 record_effective_endpoints, insn_locators_initialize,
23930 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
23931 * cfgmainloop.c (create_loop_notes): Likewise.
23932 * cfgrtl.c (delete_insn, delete_insn_chain,
23933 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
23934 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
23935 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
23936 redirect_branch_edge, force_nonfallthru_and_redirect,
23937 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
23938 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
23939 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
23940 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
23941 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
23942 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
23943 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
23944 * combine.c (combine_instructions, can_combine_p, try_combine,
23945 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
23946 distribute_notes, distribute_links, insn_cuid): Likewise.
23947 * cse.c (fold_rtx, cse_insn, cse_around_loop,
23948 invalidate_skipped_block, cse_set_around_loop,
23949 cse_end_of_basic_block, cse_main, cse_basic_block,
23950 cse_condition_code_reg): Likewise.
23951 * cselib.c (cselib_process_insn): Likewise.
23952 * ddg.c (create_ddg): Likewise.
23953 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
23955 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
23956 gen_label_die, dwarf2out_var_location): Likewise.
23957 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
23958 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
23959 last_call_insn, active_insn_p, next_label, prev_label,
23960 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
23961 add_insn_before, remove_insn, add_function_usage_to,
23962 reorder_insns, find_line_note, remove_unnecessary_notes,
23963 emit_insn_after_1, classify_insn): Likewise.
23964 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
23965 connect_post_landing_pads, sjlj_mark_call_sites,
23966 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
23967 can_throw_internal, can_throw_external, set_nothrow_function_flags,
23968 convert_to_eh_region_ranges): Likewise.
23969 * explow.c (optimize_save_area_alloca): Likewise.
23970 * expr.c (expand_expr_real): Likewise.
23971 * final.c (insn_current_reference_address, compute_alignments,
23972 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
23973 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
23974 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
23975 propagate_block_delete_insn, propagate_one_insn,
23976 init_propagate_block_info, propagate_block, libcall_dead_p,
23977 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
23979 * function.c (instantiate_virtual_regs, reorder_blocks_1,
23980 expand_function_start, expand_function_end, contains,
23981 thread_prologue_and_epilogue_insns,
23982 reposition_prologue_and_epilogue_notes): Likewise.
23983 * gcse.c (constprop_register, bypass_conditional_jumps,
23984 insert_insn_end_bb, gcse_after_reload): Likewise.
23985 * genemit.c (gen_expand, gen_split): Likewise.
23986 * genpeep.c (gen_peephole, main): Likewise.
23987 * global.c (build_insn_chain): Likewise.
23988 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
23989 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
23990 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
23991 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
23992 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
23993 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
23994 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
23995 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
23996 dead_or_predicable): Likewise.
23997 * integrate.c (try_constants): Likewise.
23998 * jump.c (rebuild_jump_labels, cleanup_barriers,
23999 purge_line_number_notes, init_label_info, mark_all_labels,
24000 squeeze_notes, get_label_before, get_label_after,
24001 reversed_comparison_code_parts, simplejump_p, pc_set,
24002 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
24003 delete_barrier, delete_prior_computation, delete_computation,
24004 delete_related_insns, delete_for_peephole, redirect_jump):
24006 * lcm.c (optimize_mode_switching): Likewise.
24007 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
24009 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
24010 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
24011 * loop-iv.c (simplify_using_assignment): Likewise.
24012 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
24013 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
24014 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
24015 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
24016 check_insn_for_givs, check_final_value, update_giv_derive,
24017 basic_induction_var, product_cheap_p, check_dbra_loop,
24018 loop_insn_first_p, last_use_this_basic_block,
24019 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
24020 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
24021 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
24022 sms_schedule_by_order): Likewise.
24023 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
24024 * postreload.c (reload_cse_simplify_operands, reload_combine,
24025 reload_cse_move2add): Likewise.
24026 * predict.c (can_predict_insn_p, estimate_probability,
24027 expected_value_to_br_prob, process_note_predictions): Likewise.
24028 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
24029 * profile.c (branch_prob): Likewise.
24030 * ra-build.c (live_out_1, livethrough_conflicts_bb,
24031 detect_webs_set_in_cond_jump): Likewise.
24032 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
24033 ra_print_rtl_with_bb): Likewise.
24034 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
24035 * recog.c (next_insn_tests_no_inequality, find_single_use,
24036 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
24037 * reg-stack.c (next_flags_user, record_label_references,
24038 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
24039 compensate_edge, convert_regs_1): Likewise.
24040 * regclass.c (scan_one_insn): Likewise.
24041 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24042 regmove_optimize, fixup_match_1, single_set_for_csa,
24043 combine_stack_adjustments_for_block): Likewise.
24044 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
24045 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
24046 find_equiv_reg): Likewise.
24047 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
24048 reload_as_needed, emit_input_reload_insns, do_output_reload,
24049 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
24051 * reorg.c (find_end_label, emit_delay_sequence,
24052 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
24053 get_jump_flags, rare_destination, mostly_true_jump,
24054 try_merge_delay_insns, redundant_insn, own_thread_p,
24055 fill_simple_delay_slots, fill_slots_from_thread,
24056 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
24057 dbr_schedule): Likewise.
24058 * resource.c (find_basic_block, next_insn_no_annul,
24059 find_dead_or_set_registers, mark_target_live_regs): Likewise.
24060 * rtl.h (RTX_PREV): Likewise.
24061 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
24062 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
24063 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
24064 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
24065 tablejump_p, computed_jump_p, insns_safe_to_move_p,
24066 find_first_parameter_load, can_hoist_insn_p): Likewise.
24067 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
24068 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
24069 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
24070 schedule_ebbs): Likewise.
24071 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
24072 is_conditionally_protected, can_schedule_ready_p,
24073 add_branch_dependences, debug_dependencies): Likewise.
24074 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
24076 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
24077 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
24078 set_dominates_use, ujump_to_loop_cont): Likewise.
24079 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
24080 * varasm.c (output_constant_pool_1): Likewise.
24082 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
24084 * tree-scalar-evolution.c: New file.
24085 * tree-scalar-evolution.h: New file.
24086 * tree-ssa-loop-niter.c: New file.
24087 * Makefile.in (SCEV_H): New.
24088 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
24089 * cfgloop.h (struct loop): Add bounds field.
24090 * tree-flow.h (struct tree_niter_desc): New type.
24091 (number_of_iterations_cond, number_of_iterations_exit,
24092 loop_niter_by_eval, find_loop_niter_by_eval,
24093 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
24094 free_numbers_of_iterations_estimates): Declare.
24095 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
24096 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
24097 * doc/invoke.texi (max-iterations-to-track): Document.
24099 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
24101 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
24102 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
24103 (MODE_AFTER): Add cast appropriately.
24104 * config/sh/sh.md (movdi splitter): Likewise.
24105 (casesi_worker_2): Add const qualifier appropriately.
24106 (eh_return): Remove unused variable.
24107 (insv): Initialize v;
24109 2004-07-08 Richard Henderson <rth@redhat.com>
24111 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
24112 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24113 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
24114 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
24115 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
24117 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
24118 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24119 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
24120 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
24122 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
24123 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24124 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
24125 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
24127 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
24128 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24129 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
24130 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
24132 * config/i860/i860-protos.h (i860_va_arg): Remove.
24133 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24134 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
24135 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
24137 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
24139 * system.h: Prototype getpagesize if missing.
24140 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
24141 * configure: Regenerate.
24142 * config.in: Regenerate.
24144 2004-07-08 Richard Henderson <rth@redhat.com>
24146 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
24147 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24148 (fr30_gimplify_va_arg_expr): New.
24149 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
24150 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
24152 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
24155 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
24156 of asm_noperands result.
24158 2004-07-08 Richard Henderson <rth@redhat.com>
24160 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
24161 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24162 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
24163 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
24165 2004-07-08 Richard Henderson <rth@redhat.com>
24167 * builtins.c (ind_gimplify_va_arg_expr): New.
24168 * tree.h (ind_gimplify_va_arg_expr): Declare.
24169 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
24171 2004-07-08 Jan Beulich <jbeulich@novell.com>
24173 * expmed.c (extract_bit_field): Correct condition to use vec_extract
24174 patterns also on vector elements other than the first one.
24175 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
24178 2004-07-08 Geoffrey Keating <geoffk@apple.com>
24180 * config/rs6000/darwin-ldouble.c: Correct reference
24181 to the Linnainmaa paper.
24183 2004-07-08 Richard Henderson <rth@redhat.com>
24185 * config/arc/arc-protos.h (arc_va_arg): Remove.
24186 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24187 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
24188 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
24190 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
24191 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24192 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
24193 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
24195 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24197 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
24199 2004-07-08 Zack Weinberg <zack@codesourcery.com>
24201 * c-decl.c (static_ctors, static_dtors): Make static.
24202 (pop_file_scope): Call c_common_write_pch and
24203 cgraph_finalize_compilation_unit here.
24204 (build_cdtor): Moved here from c-objc-common.c; simplify.
24205 (c_write_global_declarations_1): Clarify comment.
24206 (c_write_global_declarations): Close the external scope before
24207 doing anything else. Call build_cdtor, cgraph_optimize, and
24208 mudflap_finish_file here.
24209 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
24211 * c-objc-common.c: No need to include cgraph.h.
24212 (build_cdtor): Moved to c-decl.c.
24213 (c_objc_common_finish_file): Delete.
24214 * c-tree.h: Update to match.
24215 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
24216 (generate_static_references): Set TREE_USED before calling finish_decl.
24217 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
24218 on the static_instances_decl.
24220 2004-07-08 Zack Weinberg <zack@codesourcery.com>
24222 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
24223 decls when there is only one input translation unit.
24224 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
24225 change of 2004-07-05; do not treat declarations with
24226 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
24227 * opts.c (cur_in_fname): Delete.
24228 * opts.h: Likewise.
24229 * tree.c: Revert changes of 2004-07-05; no special treatment
24230 for TRANSLATION_UNIT_DECLs.
24231 * Makefile.in (tree.o): Update dependencies.
24233 2004-07-08 Roger Sayle <roger@eyesopen.com>
24235 * builtins.c (fold_builtin_strcpy): Merge functionality from
24236 simplify_builtin_strcpy. Add additional len argument. No longer
24237 static. Remove function prototype.
24238 (fold_builtin_strncpy): Likewise integrate functionality from
24239 simplify_builtin_strncpy. Add additional slen argument. No
24240 longer static. Remove function prototype.
24241 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
24242 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
24243 types of "ignore" and "unlocked" parameters to bool.
24244 (fold_builtin_1): Add additional ignore argument. Call renamed
24245 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
24246 builtins. Update arguments to fold_builtin_strncpy and
24247 fold_builtin_strcpy. Add function prototype.
24248 (fold_builtin): Add additional Boolean ignore argument to pass
24250 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
24251 and fold_builtin_strncpy instead of simplify_builtin_fputs,
24252 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
24254 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
24255 simplify_builtin_strncpy): Delete function prototypes.
24256 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
24257 fold_builtin_strncpy): Add function prototypes here.
24258 (fold_builtin): Update function prototype with new "bool ignore".
24260 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
24261 (ccp_fold_builtin): Update call to fold_builtin. Call
24262 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
24263 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
24264 simplify_builtin_strncpy respectively.
24265 * fold-const.c (fold): Update call to fold_builtin.
24267 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
24269 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
24272 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
24273 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
24274 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
24275 * calls.c: Remove ifdefs of macros above.
24276 * functions.c: Likewise.
24277 * expr.c: Likewise.
24279 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24281 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
24282 (arch attribute): Delete.
24283 (current_function_calls_alloca attribute): Rename into calls_alloca.
24284 (calls_eh_return): New attribute.
24285 (leaf_function): Likewise.
24286 (length attribute): Fix formula for sibcalls.
24287 (return insn): Correctly compute the 'length' attribute.
24288 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
24290 2004-07-08 Richard Henderson <rth@redhat.com>
24292 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
24293 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
24294 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
24295 * tree-eh.c (lower_eh_constructs_1): Likewise.
24296 * tree-sra.c (sra_walk_modify_expr): Likewise.
24297 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
24298 (eliminate_unnecessary_stmts): Likewise.
24299 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
24300 * tree-tailcall.c (optimize_tail_call): Likewise.
24301 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
24303 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
24304 Jakub Jelinek <jakub@redhat.com>
24306 * config/i386/i386.c (override_options): Enable
24307 SSE prefetches with -mtune, as long as we are
24308 compiling for i686 or higher. All i686 processors
24309 accept SSE prefetches as NOPS, some i586's don't.
24311 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24314 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
24316 2004-07-08 Diego Novillo <dnovillo@redhat.com>
24318 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
24319 the handling of clobbering ASM_EXPRs.
24321 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24324 * config/sparc/sparc.c (function_value): In 64-bit mode,
24325 return the aggregates larger than 16 bytes like unions.
24327 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24330 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
24331 'temp' is zero, generate new pseudos as needed and emit the
24332 sequence of insns in single-assignment form. Resync comments
24334 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
24335 function before reload.
24337 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
24339 * vec.c (vec_assert_fail): Remove duplicate 'function'.
24341 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
24343 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
24344 Allocation is signed.
24345 (VEC_reserve): Return flag, allocation is signed.
24347 2004-07-08 Richard Henderson <rth@redhat.com>
24349 * tree-ssa-ccp.c (fold_stmt): Get type directly from
24350 OBJ_TYPE_REF_OBJECT.
24352 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
24353 Neil Booth <neil@daikokuya.co.uk>
24357 * c-decl.c (finish_struct): Ensure bit-fields are given the
24359 * c-common.c (c_common_signed_or_unsigned_type): For C, require
24360 the precision to match as well as the mode.
24361 * expr.c (reduce_to_bit_field_precision): New function.
24362 (expand_expr_real_1): Reduce expressions of bit-field type to
24364 * langhooks.h (reduce_bit_field_operations): New hook.
24365 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24367 * c-lang.c, objc/objc-lang.c
24368 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
24369 * objc/objc-act.c (check_ivars): Convert types to bit-field types
24371 * tree.c (build_nonstandard_integer_type): New function.
24372 * tree.h (build_nonstandard_integer_type): New prototype.
24373 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
24374 conversions between integer and boolean types as useless.
24376 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
24378 * c-common.c (c_common_nodes_and_builtins): Do not
24379 create __builtin_ptrdiff_t and __builtin_size_t.
24381 2004-07-08 Andrew Pinski <apinski@apple.com>
24383 * Makefile.in (libbackend.o): Add -combine to the gcc
24386 2004-07-08 Nick Clifton <nickc@redhat.com>
24388 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
24391 2004-07-08 Richard Henderson <rth@redhat.com>
24393 * except.c (expand_eh_region_start, expand_eh_region_end,
24394 expand_eh_handler, expand_eh_region_end_cleanup,
24395 expand_start_all_catch, expand_start_catch, expand_end_catch,
24396 expand_end_all_catch, expand_eh_region_end_allowed,
24397 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
24398 expand_eh_region_end_fixup): Remove.
24399 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
24400 cleanups, outer_cleanups, label_chain, exception_region.
24401 (struct goto_fixup): Remove stack_level, cleanup_list_list.
24402 (struct label_chain): Remove.
24403 (struct stmt_status): Remove x_stack_block_stack.
24404 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
24405 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
24406 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
24407 end_cleanup_deferral, last_cleanup_this_contour,
24408 containing_blocks_have_cleanups_or_stack_level,
24409 any_pending_cleanups): Remove.
24410 (expand_null_return_1): Take no arguments.
24411 (expand_label, expand_naked_return, expand_return,
24412 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
24413 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
24414 expand_end_case_type): Don't use any of them.
24415 * calls.c (expand_call): Likewise.
24416 * dojump.c (do_jump): Likewise.
24417 * function.c (expand_function_end): Likewise.
24418 * expr.c (store_expr, expand_expr_real_1): Likewise.
24419 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
24420 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
24421 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
24422 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
24423 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
24424 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
24425 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
24426 for WITH_CLEANUP_EXPR.
24427 (gimple_push_cleanup): Likewise.
24428 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
24429 * print-tree.c (print_node): Likewise.
24430 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
24431 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
24432 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
24433 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
24434 (GOTO_SUBROUTINE_EXPR): Remove.
24435 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
24436 (DECL_TOO_LATE): Remove.
24437 * except.h, tree.h: Update decls.
24439 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
24441 * explow.c (optimize_save_area_alloca): Do not accept parameters.
24442 * passes.c (rest_of_handle_final): Handle symout.
24443 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
24445 (rest_of_handle_sched): Break out SMS. Remove ifs for
24446 flag_schedule_insns and flag_modulo_sched.
24447 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
24448 collect at the end.
24449 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
24450 (rest_of_handle_partition_blocks, rest_of_handle_sms,
24451 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
24452 rest_of_handle_mode_switching, rest_of_handle_jump,
24453 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
24454 rest_of_handle_jump2, rest_of_handle_postreload,
24455 rest_of_handle_flow2, rest_of_clean_state,
24456 rest_of_handle_shorten_branches,
24457 rest_of_handle_prologue_epilogue,
24458 rest_of_handle_branch_target_load_optimize): New.
24459 (rest_of_compilation): Call the above. Remove ggc_collect
24460 calls moved to rest_of_handle_*.
24461 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
24463 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
24464 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
24465 * except.h (set_nothrow_function_flags): Update comment.
24466 * function.c (current_function_nothrow): Remove.
24467 * output.h (current_function_nothrow): Remove.
24468 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
24469 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
24471 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24474 * reorg.c: Revert 2004-06-30 change.
24475 (find_end_label): If HAVE_epilogue and !HAVE_return,
24476 return 0 instead of creating a label at the end of the insn chain.
24477 (optimize_skip): Account for the failure mode of find_end_label.
24478 (fill_simple_delay_slots): Likewise.
24479 (fill_slots_from_thread): Likewise.
24480 (relax_delay_slots): Likewise.
24482 2004-07-08 Diego Novillo <dnovillo@redhat.com>
24484 * tree-flow.h (addressable_vars): Declare.
24485 * tree-ssa-alias.c (addressable_vars): Define.
24486 (setup_pointers_and_addressables): Add addressable variables
24487 to addressable_vars.
24488 * tree-ssa-operands.c (get_stmt_operands): Move
24489 handling of ASM_EXPRs ...
24490 (get_asm_expr_operands): ... here.
24491 When the ASM_EXPR clobbers memory, also clobber addressable
24493 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
24494 (delete_tree_ssa): Reset addressable_vars.
24496 2004-07-07 Jan Beulich <jbeulich@novell.com>
24497 Richard Henderson <rth@redhat.com>
24499 * varasm.c (assemble_variable): Use assemble_zeros for
24500 zero-initialized variables.
24501 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
24502 for SECCAT_BSS and SECCAT_TBSS.
24504 2004-07-07 Jan Beulich <jbeulich@novell.com>
24506 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
24508 * expmed.c (emit_store_flag): Also special-case double-word
24509 (in-)equality comparison against -1.
24511 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
24512 passing arguments the containers for which are registers.
24514 * calls.c (emit_library_call_value_1): Use mode of function parameter
24515 rather than that of argument since constants have none.
24517 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
24519 Introduce H8SX support.
24520 * expr.c (expand_strcpy): Renamed and moved to...
24521 * builtins.c (expand_movstr): ... here. Tweak.
24522 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
24523 computed or has side effects.
24524 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
24525 unused, or if mempcpy fails. Adjust the return value in the
24526 latter case. Use movstr if everything else fails.
24527 * doc/md.texi (movstr): Document.
24528 (movmemM, clrmemM): Fix explanation of memory block operands.
24529 * config/h8300/h8300.md (stpcpy): Renamed to...
24530 (movstr): ... this. Adjust.
24531 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24532 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
24533 movmem* and clrstr* to clrmem*.
24534 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
24535 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
24536 GENERAL_REGS, always.
24537 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
24538 getting the stack pointer as addr.
24539 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
24540 from general_operand_dst.
24541 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
24543 (movmd_internal): ... this. Add modes to operands. Disparage `D'
24544 instead of requiring it to match only before reload.
24545 (stpcpy_internal_normal): New, normal-mode variant of...
24546 (stpcpy_internal): ... this. Add modes to operands. Disparage
24547 `D' instead of requiring it to match only before reload.
24548 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
24550 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
24551 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
24553 * config/h8300/h8300.md (attr type): Add call.
24554 (attr can_delay): If type is call, set it no.
24555 (call, call_value): Set type to call.
24556 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
24557 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
24558 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
24559 * tree.c (get_narrower): Don't narrow integral types into
24560 non-integral types.
24561 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
24562 frame_size *before* the first use.
24563 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
24565 (peephole2): Don't widen instructions that push SP. Move
24566 decrement of SP to the end of all stm-generating peepholes.
24567 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
24568 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
24569 and OR to set it to all ones.
24570 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
24571 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
24572 (call, call_value): Set can_delay to "no".
24573 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
24574 * config/h8300/h8300.md (extzv): Make subreg check more robust.
24575 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24576 * config/h8300/h8300.md (*brabit): Remove.
24577 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
24578 zero_extract. Use bit_memory_operand as the predicate for
24579 operand 1 and 'WU' as the constraint. Check the difference
24580 between the base length and the final one when deciding which
24581 type of branch to use.
24582 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24583 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
24584 Use convert_move to extend the result for TARGET_H8300SX. Check
24585 for QImode memory references. Optimize the case where the
24586 destination is a paradoxical subreg.
24587 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24588 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
24589 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
24590 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24591 * config/h8300/h8300.md: Include mova.md
24592 (length_table): Add mova and mova_zero.
24593 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
24594 after all constant addresses for '%R', '%X', '%T' and '%S'.
24595 (h8300_mova_length): New function.
24596 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
24597 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
24598 dependencies for s-config, etc.
24599 * config/h8300/gemova.sh: New file.
24600 * config/h8300/mova.md: Generated.
24601 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
24602 * config/h8300/h8300.c (h8300_bitfield_length): New.
24603 (nibble_operand): Adjust.
24604 (h8300_binary_length): Handle conditional binary op.
24605 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
24606 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
24607 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
24608 and P#<0, unused so far. W and Y are now prefixes to multi-letter
24609 constraints. WU is introduced as a variant of U that requires a
24610 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
24611 * config/h8300/h8300.md (attr type): Added bitbranch.
24612 (attr length_table): Added bitfield and bitbranch.
24613 (attr length): Compute bitbranch length.
24614 (andqi): Separate pattern for H8300SX. Use bfld for loading the
24615 least-significant bit of a byte.
24616 (brabit, brabc, brabs): New.
24617 (insv, extzv): Emit bfst and bfld on H8300SX.
24618 (bfld, bfst, seq, sne): New.
24619 (bstzhireg, cmpstz, bstz, bistz): New.
24620 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
24621 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
24622 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
24623 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
24624 (h8sx_unary_memory_operator): New function.
24625 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
24626 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
24627 * config/h8300/h8300.md: Add peepholes to combine reloads and
24629 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
24630 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
24631 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
24632 (and?i, ior?i, xor?i): Likewise.
24633 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
24634 * config/h8300/h8300.c: Move enums and prototypes to head of file.
24635 Various whitespace fixes.
24636 (h8300_constant_length): New function, split out from...
24637 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
24638 (h8300_classify_operand): Use IN_RANGE.
24639 (h8300_classify_operand): Use h8300_constant_length.
24640 (h8300_short_move_mem_p): Tighten size check.
24641 (h8sx_mergeable_memrefs_p): Tighten equality check.
24642 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
24643 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
24645 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
24646 * config/h8300/crtn.asm: Likewise.
24647 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
24648 if __H8300SX__ is defined.
24649 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
24650 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
24651 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
24652 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
24653 addresses as mode-dependent.
24654 * config/h8300/h8300.c (print_operand_address): Update call to
24656 (h8300_get_index): Take a mode argument. Rework to fix an
24657 earlier misunderstanding.
24658 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
24659 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
24660 into a register if TARGET_H8300SX.
24661 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
24662 TARGET_H8300SX. Also disable related define_splits.
24663 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
24664 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
24665 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
24666 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
24667 * config/h8300/h8300.h (OK_FOR_Z): New macro.
24668 (EXTRA_CONSTRAINT_STR): Check it.
24669 * config/h8300/h8300.c (h8300_classify_operand): Accept null
24671 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
24672 * config/h8300/h8300.md (length_table): Add mov_imm4.
24673 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
24674 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
24675 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
24677 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
24678 * config/h8300/h8300.c (h8300_reorg): New function.
24679 (TARGET_MACHINE_DEPENDENT_REORG): Define.
24680 * config/h8300/h8300.md (length): Subtract the length of the
24681 delay slot from (pc) when checking the range of forward branches.
24682 (delay_slot, can_delay): New attributes.
24683 (define_delay): Add bra/s handling.
24684 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
24685 (jump): Add delayed-branch handling.
24686 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
24687 * expr.c (expand_strcpy): New function.
24688 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
24689 (expand_builtin_stpcpy): Likewise.
24690 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
24691 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
24692 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
24693 handling to improve register allocation for -fno-omit-frame-pointer.
24694 (h8sx_split_movmd): Delete, moving er6 handling into...
24695 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
24696 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
24697 (movmd): Add calls to copy_rtx.
24698 (movmd_internal): In the second alternative, allow the initial and
24699 final destination registers to be different . Update the splitter
24700 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
24701 instead of h8sx_split_movmd.
24702 (stpcpy, movsd): New expanders.
24703 (movsd_internal): New define_insn.
24704 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
24705 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
24706 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
24707 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
24708 and DESTINATION_REGS.
24709 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
24710 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
24711 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
24712 (h8300_move_ratio): Declare.
24713 (MOVE_RATIO): Use it.
24714 * config/h8300/h8300.c (h8300_move_ratio): New variable.
24715 (h8300_init_once): Initialize it.
24716 (h8300_reg_class_from_letter): New function.
24717 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
24718 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
24719 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
24720 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
24721 (movstrsi, movmd): New expanders.
24722 (movmd_internal): New insn.
24723 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
24724 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
24725 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
24726 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
24727 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
24728 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24729 * config/h8300/h8300.c (nibble_operand): Fix warning.
24730 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
24731 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
24732 (movsf_h8300h): Disable for TARGET_H8300SX.
24733 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24734 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
24735 h8300_stm_parallel and h8300_return_parallel.
24736 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
24737 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
24738 h8300_stm_parallel, h8300_return_parallel): New functions.
24739 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
24740 if TARGET_H8300SX. Use h8300_push_pop.
24741 (h8300_expand_epilogue): Likewise. Try to merge the return insn
24742 and final pop when generating h8sx code. Always emit some form
24744 * config/h8300/h8300.md: Don't enforce register alignment in
24745 stm peepholes if TARGET_H8300SX.
24746 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
24747 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
24748 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
24749 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24750 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
24751 (MULTILIB_DIRNAMES): Add a directory for it.
24752 (MULTILIB_MATCHES): Delete.
24753 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
24754 * final.c (walk_alter_subreg): Handle addresses with subregs
24755 inside a ZERO_EXTEND or AND.
24756 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
24757 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
24759 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
24760 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
24761 @(dd,Rn.w) and @(dd,ERn.L).
24762 (h8300_displacement_size): Take the whole address as argument.
24763 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
24764 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
24765 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
24766 (h8sx_mergeable_memrefs_p): Declare.
24767 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
24768 (HAVE_PRE_INCREMENT): Likewise.
24769 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
24770 addresses for TARGET_H8300SX,
24771 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
24773 (movb_length_table, movl_length_table): New tables.
24774 (movw_length_table): Define to movb_length_table.
24775 (h8300_displacement_size): New, split out from...
24776 (h8300_classify_address): ...here. Handle pre/post inc/dec.
24777 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
24778 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
24779 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
24780 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
24781 (compute_plussi_length, compute_plussi_cc): Update accordingly.
24782 (h8sx_unary_shift_operator): Get the mode from the operator.
24783 (binary_shift_operator): Likewise.
24784 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
24785 a memory reference, check whether the reference is offsettable.
24786 (length_table): Add movb, movw and movl.
24787 (movqi): Add new h8sx pattern. Don't force one operand to be a
24788 register when generating h8sx code.
24789 (movhi, movsi, movsf): Likewise.
24790 (movstrictqi): Use the length_table attribute.
24791 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
24792 (addqi3): Split into a define_expand and define_insn. Don't accept
24793 memory operands in the expander. Use h8300_operands_match_p to
24794 check for matching operands in the define_insn.
24795 (subqi3, negqi2, one_cmplqi2): Likewise.
24796 (add[hs]i3): Don't accept memory operands in the expander. Likewise
24797 in any patterns that are unused in h8sx code. In the h8sx patterns,
24798 use h8300_operands_match_p to check whether operands match.
24799 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
24800 one_cmpl[hs]i3): Likewise.
24801 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
24803 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
24804 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
24805 (h8300_insn_length_from_table): Add a second parameter.
24806 (output_h8sx_shift): Declare.
24807 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
24808 (EXTRA_CONSTRAINT): Replace with...
24809 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
24810 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
24811 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
24812 and h8sx_binary_shift_operator.
24813 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
24814 for TARGET_H8300SX.
24815 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
24816 (bit_memory_operand, fix_bit_operand): Likewise.
24817 (h8300_length_table_for_insn): Remove.
24818 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
24820 (h8300_short_immediate_length, h8300_binary_length): New functions.
24821 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
24822 (output_plussi): Use sub to add negative constants.
24823 (compute_plussi_length): Adjust accordingly.
24824 (h8sx_single_shift_type): New enum.
24825 (h8sx_single_shift, h8sx_unary_shift_operator,
24826 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
24827 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
24828 single h8sx instruction. Return false in this case.
24829 * config/h8300/h8300.md (length_table): Add short_immediate.
24830 (length): Pass the operand array to h8300_insn_length_from_table.
24831 (adjust_length): Assume "no" for insns with a length_table attribute.
24832 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
24833 (*addhi3_h8300hs): Don't use for h8sx.
24834 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
24836 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
24837 1's predicate to nonimmediate_operand. Only skip default expansion
24838 if expand_a_shift or expand_a_rotate returns true. Add new patterns
24839 for single h8sx shift instructions.
24840 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
24841 * config/h8300/h8300.c (nibble_operand): Split out of...
24842 (reg_or_nibble_operand): ... this.
24843 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
24844 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
24845 umulhisi3): Introduce expand, and introduce separate insns for
24846 sign- or zero-extended REG and already-extended CONST_INT.
24847 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
24848 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
24849 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
24850 (subhi3): Likewise. Don't accept immediates for operand 1.
24851 Remove the early clobber from second alternative of the h8300s pattern.
24852 (subsi3): Generalize for h8sx. Force operand 2 into a register
24853 on plain h8300 targets.
24854 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
24855 (subsi3_h8300h): Generalize for h8sx.
24856 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
24857 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
24858 * config/h8300/h8300.c (reg_or_nibble_operand): New.
24859 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
24860 (TARGET_H8300SXMUL): New.
24861 (CONST_OK_FOR_P): New.
24862 (CONST_OK_FOR_LETTER_P): Adjust.
24863 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
24864 umulhisi3): Accept 4-bit immediate on H8SX.
24865 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
24866 (udivsi3, divhi3, udivsi3, divsi3): New.
24867 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
24868 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
24869 * config/h8300/h8300.h (OK_FOR_Q): New macro.
24870 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
24871 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
24872 Add ADDRESSOF to the bit_operand entry.
24873 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
24874 (h8300_src_operand): Likewise.
24875 (bit_operand): Check nonimmediate_operand rather than general_operand.
24876 Accept any nonimmediate_operand in h8sx code.
24877 (h8300_and_costs): Initialize operands[1].
24878 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
24879 (h8300_operand_class): New enum.
24880 (h8300_length_table): New typedef.
24881 (addb_length_table, addw_length_table, addl_length_table,
24882 logicl_length_table): New tables.
24883 (logicb_length_table, logicw_length_table): New macros.
24884 (h8300_classify_operand, h8300_length_from_table,
24885 h8300_length_table_for_insn, h8300_unary_length,
24886 h8300_insn_length_from_table): New functions.
24887 (output_plussi): Only use adds and subs for register destinations.
24888 Disable redundant clause.
24889 (compute_plussi_cc): Likewise.
24890 (compute_plussi_length): Likewise. Use h8300_length_from_table
24891 to work out the length of an insn.
24892 (output_logical_op): Only use narrower immediate instructions
24893 if the destination is a register.
24894 (compute_logical_op_cc): Likewise.
24895 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
24896 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
24897 * config/h8300/h8300.md (length_table): New attribute.
24898 (length): When an instruction has a length_table attribute, use
24899 h8300_insn_length_from_table to calculate its default length.
24900 (cmpqi): Use h8300_dst_operand for the first operand and
24901 h8300_src_operand for the second.
24902 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
24903 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
24904 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
24905 iorsi3, xorhi3, xorsi3): Likewise.
24906 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
24907 so that it allows any combination of operands for TARGET_H8300SX.
24908 (iorqi3, xorqi3): Likewise.
24909 (cmpqi): Use the length_table attribute.
24910 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
24911 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
24912 (cmpqi): Add 'Q' constraint.
24913 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
24914 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
24915 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
24916 * config/h8300/h8300.h (MASK_H8300SX): New macro.
24917 (TARGET_H8300S): True for both -ms and -msx.
24918 (TARGET_H8300SX): New macro.
24919 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
24920 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
24921 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
24922 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
24923 [Temporary change.]
24924 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
24925 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
24926 16-bit pointers and 32-bit ints.
24927 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
24928 CONST_DOUBLE with mode no wider than SImode.
24929 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
24931 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
24932 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
24934 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
24935 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
24936 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
24938 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
24940 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
24942 2004-07-07 Per Bothner <per@bothner.com>
24944 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
24946 2004-07-07 Mike Stump <mrs@apple.com>
24948 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
24949 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
24950 (machopic_finish): Likewise.
24952 2004-07-07 Richard Henderson <rth@redhat.com>
24954 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
24955 through any value-preserving cast.
24957 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24959 * function.c (assign_parm_find_data_types): Call
24960 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
24962 2004-07-07 Steven Bosscher <stevenb@suse.de>
24964 * tree-cfg.c (group_case_labels): Remove case labels that have
24965 the same target as the default case.
24967 2004-07-07 Steven Bosscher <stevenb@suse.de>
24969 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
24970 regardless of DECL_LANG_SPECIFIC being present or not.
24971 * tree.h (DECL_NUM_STMTS): Purge.
24973 2004-07-07 Andrew Pinski <apinski@apple.com>
24975 * configure: Regenerate with the right autoconf.
24977 2004-07-07 David Edelsohn <edelsohn@gnu.org>
24979 * ifcvt.c (total_bb_rtx_cost): New function.
24980 (find_if_case_1): Compare rtx_cost of basic block to cost of
24982 (find_if_case_2): Same.
24984 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
24987 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
24988 (output_return): Likewise.
24989 (output_sibcall): Abort if !flag_delayed_branch.
24990 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
24991 (emit_and_preserve): New function.
24992 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
24993 indirect jump to the thunked-to function if !flag_delayed_branch.
24994 * config/sparc/sparc.md (delayed_branch): New attribute.
24995 (load_pcrel_sym): Honor flag_delayed_branch. Use above
24996 attribute to compute the length of the insn.
24997 (goto_handler_and_restore): Likewise.
24999 2004-07-07 Andrew Pinski <apinski@apple.com>
25001 PR tree-optimization/15777
25002 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
25004 * expr.c (expand_expr_real_1): Fix formating.
25005 BUFFER_REF and IN_EXPR are dead.
25006 * fold-const.c (non_lvalue): BUFFER_REF is dead.
25007 * tree-inline.c (estimate_num_insns_1): Likewise.
25008 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
25009 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
25010 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
25012 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
25014 * collect2.c (dump_file): Don't call cplus_demangle if
25015 HAVE_LD_DEMANGLE is defined.
25016 (main): Pass "--demangle" to ld if no_demangle is not 0 and
25017 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
25018 if HAVE_LD_DEMANGLE is defined.
25020 * configure.ac (--with-demangler-in-ld): Added
25021 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
25022 --with-demangler-in-ld is used.
25023 * config.in: Regenerated.
25024 * configure: Likewise.
25026 2004-07-07 Roger Sayle <roger@eyesopen.com>
25028 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
25029 for simple floating point operations "fp", double precision
25030 multiplication "dmul", and single and double precision division
25031 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
25032 (ppc630_cost): New table split from ppc620_cost, to distinguish
25033 differences in floating point latencies.
25034 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
25035 (rs6000_rtx_costs): Add support for single and double precision
25036 floating point addition, subtraction, multiplication, division,
25037 fused-multiply-add, fused-multiply-sub, negation, absolute value
25038 and negative absolute value. Tweak MEM case to use prefered idiom.
25040 2004-07-07 Richard Henderson <rth@redhat.com>
25042 * tree-flow-inline.h (may_propagate_copy): Move...
25043 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
25044 attempt to copy between types requiring conversion.
25045 * tree-flow.h (may_propagate_copy): Update decl.
25046 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
25048 2004-07-07 Jakub Jelinek <jakub@redhat.com>
25050 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
25051 from -mtune= option.
25053 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
25055 * builtins.c: Rename movstr*, except for movstrict*, to
25056 movmem* and clrstr* to clrmem*.
25057 * expr.c: Likewise.
25058 * expr.h: Likewise.
25059 * genopinit.c: Likewise.
25060 * integrate.c: Likewise.
25061 * local-alloc.c: Likewise.
25062 * optabs.c: Likewise.
25063 * optabs.h: Likewise.
25064 * config/alpha/alpha.h: Likewise.
25065 * config/alpha/alpha.md: Likewise.
25066 * config/arm/arm-protos.h: Likewise.
25067 * config/arm/arm.c: Likewise.
25068 * config/arm/arm.md: Likewise.
25069 * config/avr/avr.md: Likewise.
25070 * config/c4x/c4x.c: Likewise.
25071 * config/c4x/c4x.md: Likewise.
25072 * config/frv/frv.md: Likewise.
25073 * config/i386/i386-protos.h: Likewise.
25074 * config/i386/i386.c: Likewise.
25075 * config/i386/i386.h: Likewise.
25076 * config/i386/i386.md: Likewise.
25077 * config/i860/i860.c: Likewise.
25078 * config/i860/i860.md: Likewise.
25079 * config/ip2k/ip2k.md: Likewise.
25080 * config/ip2k/libgcc.S: Likewise.
25081 * config/ip2k/t-ip2k: Likewise.
25082 * config/m32r/m32r.c: Likewise.
25083 * config/m32r/m32r.md: Likewise.
25084 * config/mcore/mcore.md: Likewise.
25085 * config/mips/mips.c: Likewise.
25086 * config/mips/mips.md: Likewise.
25087 * config/ns32k/ns32k.c: Likewise.
25088 * config/ns32k/ns32k.h: Likewise.
25089 * config/ns32k/ns32k.md: Likewise.
25090 * config/pa/pa.c: Likewise.
25091 * config/pa/pa.md: Likewise.
25092 * config/pdp11/pdp11.h: Likewise.
25093 * config/pdp11/pdp11.md: Likewise.
25094 * config/rs6000/rs6000.c: Likewise.
25095 * config/rs6000/rs6000.md: Likewise.
25096 * config/s390/s390-protos.h: Likewise.
25097 * config/s390/s390.c: Likewise.
25098 * config/s390/s390.md: Likewise.
25099 * config/sh/lib1funcs.asm: Likewise.
25100 * config/sh/sh.c: Likewise.
25101 * config/sh/sh.md: Likewise.
25102 * config/sh/t-sh: Likewise.
25103 * config/sparc/sparc.h: Likewise.
25104 * config/vax/vax.md: Likewise.
25105 * config/xtensa/xtensa.c: Likewise.
25106 * config/xtensa/xtensa.md: Likewise.
25107 * doc/invoke.texi: Likewise.
25108 * doc/md.texi: Likewise.
25109 * doc/rtl.texi: Likewise.
25111 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
25114 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
25115 * config/mips/mips.c (mips_declare_common_object): New function,
25116 mostly split out from...
25117 (mips_output_aligned_decl_common): ...here.
25118 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
25119 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
25120 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
25121 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
25123 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25126 * function.c (assign_parms): Fix typo from previous change.
25128 2004-07-07 Jason Merrill <jason@redhat.com>
25131 * doc/extend.texi (C++ Interface): Correct information and
25134 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
25139 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
25142 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
25145 * config/m32r/m32r.c (m32r_function_symbol): New function:
25146 Generate a symbol name RTX with the correct m32r specific flags
25148 (block_move_call): Use new function to generate correct symbol.
25149 * config/m32r/m32r-protos.h: Add prototype for new funcion.
25150 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
25153 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
25155 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
25156 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
25157 TYPE_BINFO_BASETYPE): Remove.
25158 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
25160 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
25162 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
25163 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
25164 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
25165 (struct tree_binfo): Rename base_types to base_binfos.
25166 * alias.c (record_component_aliases): Adjust BINFO macros.
25167 * dbxout.c (dbxout_type): Likewise.
25168 * dwarf2out.c (gen_member_die): Likewise.
25169 * sdbout.c (sdbout_one_type): Likewise.
25170 * tree-dump.c (deque_and_dump): Likewise.
25171 * config/i386/i386.c (classify_argument,
25172 contains_128bit_aligned_vector_p): Likewise.
25174 2004-07-07 Nick Clifton <nickc@redhat.com>
25176 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
25177 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
25179 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
25181 * vec.h: Fix the example use.
25183 2004-07-06 Richard Henderson <rth@redhat.com>
25185 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
25186 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
25187 * tree-inline.c (copy_body_r, setup_one_parameter,
25188 initialize_inlined_parameters, expand_call_inline,
25189 declare_inline_vars): Don't check it.
25190 (expand_calls_inline): Remove old version, rename new version
25191 from gimple_expand_calls_inline.
25192 * tree-optimize.c (execute_gimple): Remove.
25193 (pass_gimple): Don't run anything.
25195 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
25197 * doc/sourcebuild.texi: Use semicolons instead of commas in
25200 2004-07-06 Richard Henderson <rth@redhat.com>
25202 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
25203 (sra_walk_modify_expr, scan_init): Likewise.
25204 (generate_element_zero): Check visited before scanning children.
25205 (generate_element_init): Set visited on error.
25206 (scalarize_init): Handle generate_element_init failure similar
25209 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
25211 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
25212 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
25214 2004-07-06 Richard Henderson <rth@redhat.com>
25216 * config/i386/i386.c (legitimize_pic_address): Make static.
25217 (legitimize_address): Handle CONST with TLS operand.
25218 (ix86_expand_move): Don't call legitimize_pic_address directly.
25219 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
25221 2004-07-06 Roger Sayle <roger@eyesopen.com>
25223 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
25224 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
25225 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
25226 is currently executed unconditionally, i.e. not in "else_bb".
25228 2004-07-06 Steven Bosscher <stevenb@suse.de>
25230 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
25231 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25232 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
25233 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25234 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
25235 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25236 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
25237 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25238 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
25239 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25240 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
25241 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25242 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
25243 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25244 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
25245 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25247 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
25249 * dojump.c (do_jump): REFERENCE_EXPR is dead.
25250 * expr.c (expand_expr_real_1): Ditto.
25251 * tree-inline.c (estimate_num_insns_1): Ditto.
25252 * tree-pretty-print.c (dump_generic_node): Ditto.
25253 (op_symbol): Ditto.
25256 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
25258 * tree-ssa-pre.c (reference_node_pool): New pool.
25259 (find_or_generate_expression): Class 'r' is okay too.
25260 (create_value_expr_from): Ditto.
25261 (add_to_sets): LHS should not include vuses.
25262 (eliminate): Ditto.
25263 (compute_avail): Reverse ordering of tests.
25264 Valuize INDIRECT_REF as well.
25266 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
25268 PR rtl-optimization/16380
25269 * loop.c (check_dbra_loop): Sink comparison instructions if they
25270 do something other than set cc0.
25272 2004-07-06 James E Wilson <wilson@specifixinc.com>
25274 * doc/interface.texi (longjmp and automatic variables): Delete
25275 paragraph recommending taking the address of a variable.
25277 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
25279 * vec.h (VEC_embedded_alloc): Remove.
25280 (VEC_embedded_size, VEC_embedded_init): New.
25281 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
25283 (VEC_truncate): New.
25284 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
25285 (vec_embedded_alloc): Remove.
25286 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
25287 (vec_embedded_alloc): Remove.
25289 2004-07-06 Mark Mitchell <mark@codesourcery.com>
25291 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
25292 (gt-langhooks.h): Remove.
25294 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
25296 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
25298 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
25300 * config/sparc/sparc.c (get_pc_symbol): Rename into
25301 add_pc_to_pic_symbol.
25302 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
25303 (load_pic_register): Account for previous changes.
25304 Use reg_names. Don't create the label twice.
25305 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
25306 UNSPEC_LOAD_PCREL_SYM.
25307 (get_pc): Rename into load_pcrel_sym. Add predicate to
25308 operands. Remove condition.
25310 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
25312 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
25313 RECORD, UNION & QUAL_UNION is actually a binfo.
25315 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
25316 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
25317 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
25318 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
25319 * dwarf2out.c (add_data_member_location_attribute): Likewise.
25320 (gen_inheritance_die): Likewise.
25321 * tree-dump.c (deque_and_dump): Likewise.
25322 * doc/c-tree.texi (Binfos): Add under reconstruction note.
25324 2004-07-06 Steven Bosscher <stevenb@suse.de>
25326 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
25328 * config/mcore/mcore.md: Model memory latency with a simple DFA
25329 pipeline description instead of a define_function_unit.
25331 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25333 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
25334 * langhooks.h (var_mod_type_p): Likewise.
25335 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
25336 * expr.c (count_type_elements): Properly handle return from
25337 array_type_nelts and properly test for overflow.
25338 * gimplify.c (gimplify_init_constructor): Properly handle return
25339 from array_type_nelts.
25340 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
25341 * integrate.c (copy_decl_for_inlining): Correct comments.
25342 * tree-inline.c (remap_decl): Update comments, remove dead code,
25343 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
25344 (remap_type): Only remap if variably modified by vars in function
25346 (copy_body_r): Use compatible_type langhooks to see when can fold.
25347 (setup_one_parameter): Don't remap type.
25348 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
25349 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
25350 compute TREE_INVARIANT for decl case.
25351 (find_var_from_fn): New function.
25352 (variably_modified_type_p): Add arg and call new function.
25353 * tree.h (variably_modified_type_p): Add extra arg.
25355 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
25357 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
25358 (goto_handler_and_restore_v9): Delete disabled insn.
25359 (goto_handler_and_restore_v9_sp64): Likewise.
25361 2004-07-05 Roger Sayle <roger@eyesopen.com>
25363 * calls.c (load_register_parameters): Call expand_shift instead
25364 of expand_binop with ashl_optab (or other shift optab) directly.
25365 * expr.c (emit_group_load, emit_group_store): Likewise.
25366 * function.c (assign_parm_setup_block): Likewise.
25367 * stmt.c (shift_return_value): Likewise.
25369 2004-07-05 Jakub Jelinek <jakub@redhat.com>
25371 * expr.c (expand_assignment): Disable the bitfield += optimizations.
25373 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
25375 * doc/sourcebuild.texi: Revert previous patch.
25377 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
25379 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
25380 TARGET_MEM_FUNCTIONS.
25381 * system.h: Poison TARGET_MEM_FUNCTIONS.
25382 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
25383 bcmp_libfunc, bzero_libfunc): Remove.
25384 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
25386 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
25387 * doc/standards.texi: Don't mention calling BSD string functions.
25388 * doc/invoke.texi: Likewise. Mention that memmove may be called.
25389 * config/vax/t-memfuncs: New.
25390 * config/memcmp.c, config/memcpy.c, config/memmove.c,
25391 config/memset.c: New.
25392 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
25393 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
25395 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
25396 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
25397 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
25398 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
25399 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
25400 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
25401 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
25402 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
25403 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
25404 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
25406 2004-07-05 Richard Henderson <rth@redhat.com>
25408 * function.c (assign_parm_setup_reg): Properly rename variables in
25409 FUNCTION_ARG_CALLEE_COPIES section.
25411 2004-07-05 Zack Weinberg <zack@codesourcery.com>
25413 * tree-mudflap.c: Include cgraph.h.
25414 (mf_init_extern_trees): Rename to mudflap_init. Export.
25415 Rewrite to create synthetic declarations instead of looking
25416 up declarations from mf-runtime.h.
25417 (mf_make_builtin, mf_make_cache_struct_type): New functions.
25418 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
25419 Correct commentary.
25420 (execute_mudflap_function_decls, mudflap_register_call):
25421 Don't call mf_init_extern_trees.
25422 (mudflap_finish_file): Use cgraph_build_static_cdtor.
25424 * tree-mudflap.h: Update prototypes.
25425 * c-mudflap.c: Delete file.
25426 * c-common.c: Include tree-mudflap.h.
25427 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
25428 * Makefile.in: Remove all references to c-mudflap.o.
25429 Update dependencies.
25431 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25433 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
25434 displacements with the spatial-locality cache-control completer.
25436 2004-07-05 Zack Weinberg <zack@codesourcery.com>
25438 * langhooks.c: Don't include gt-langhooks.h.
25439 (var_labelno): Delete.
25440 (lhd_set_decl_assembler_name): Do not append a distinguishing
25441 number to file-scope internal-linkage declarations for the first
25442 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
25443 the declaration itself (if at block scope), or its containing
25444 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
25447 * opts.c (cur_in_fname): New global.
25448 * opts.h: Declare it.
25449 * tree.c: Include opts.h.
25450 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
25451 DECL_UID equal to cur_in_fname.
25452 (copy_node_stat): Do not change DECL_UID when copying a
25453 TRANSLATION_UNIT_DECL.
25454 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
25455 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
25457 * c-decl.c (c_static_assembler_name): Delete.
25458 * c-tree.h (c_static_assembler_name): Delete prototype.
25459 * c-lang.c, objc/objc-lang.c: Don't override
25460 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
25462 * Makefile.in (tree.o): Update dependencies.
25463 (GTFILES): Remove langhooks.c.
25465 2004-07-05 Roger Sayle <roger@eyesopen.com>
25467 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
25468 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
25469 Normalize "X % C" as "X % -C" for signed modulus and negative C.
25470 Optimize "X % -Y" as "X % Y" for signed modulus.
25471 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
25472 into "((unsigned) X % Y) == 0".
25474 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
25476 * sourcebuild.texi (Config Fragments): Use @comma{} in
25477 cross-reference to section title.
25479 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25481 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
25482 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
25483 (gimplify_target_expr, gimplify_expr): Likewise.
25484 (copy_if_shared_r): No longer need special case for BIND_EXPR.
25485 (unshare_body, unvisit_body): Only look at nested if BODY_P is
25487 (gimplify_compound_lval): See if we can strip any useless conversion.
25488 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
25490 (gimplify_modify_expr_to_memset): Likewise.
25491 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
25492 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
25493 (declare_inline_vars): Likewise.
25494 (walk_type_fields): New function.
25495 (walk_tree): Use it.
25496 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
25498 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
25499 (sra_walk_modify_expr): Allow init function to fail.
25500 (scan_init): Now returns bool.
25501 (generate_element_init): If can't understand INIT, return false.
25502 (scalarize_init): Return false if generate_element_init does.
25504 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
25507 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
25508 bounds if bounds aren't constant.
25510 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
25512 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
25513 to type hooks; remove bogus PARAMS.
25515 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
25517 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
25518 * dwarf2out.c (add_data_member_location_attribute): Check for
25520 * tree.c (tree_node_kinds): Add "binfos".
25521 (binfo_lang_slots): New.
25522 (make_node_stat): Add TREE_BINFO.
25523 (make_tree_binfo_stat): New.
25524 (tree_node_structure): Add TREE_BINFO.
25525 * tree.def (TREE_BINFO): New.
25526 * tree.h (REC_OR_UNION_CHECK): Rename to ...
25527 (RECORD_OR_UNION_CHECK): ... here.
25528 (NOT_RECORD_OR_UNION_CHECK): New.
25529 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
25530 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
25531 RECORD_OR_UNION_CHECK.
25532 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
25533 (TYPE_LANG_SLOT_1): New.
25534 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
25535 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
25536 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
25537 (BINFO_ELTS): Remove.
25538 (BINFO_LANG_SLOT): New.
25539 (struct tree_binfo): New.
25540 (binfo_lang_slots): Declare.
25541 (enum tree_node_structure_enum): Add TS_BINFO.
25542 (union tree_node): Add binfo.
25543 (make_tree_binfo_stat): Declare.
25544 (make_tree_binfo): New.
25545 (enum tree_node_kind): Add binfo_kind.
25547 * objc/objc-act.c (start_class, objc_declare_protocols,
25548 start_protocols): Use TYPE_LANG_SLOT_1.
25549 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
25551 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
25552 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
25553 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
25554 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
25556 2004-07-05 Steven Bosscher <stevenb@suse.de>
25558 * rtl.h (struct rtx_def): Remove the integrated flag.
25559 Use the return_val flag for MEM_SCALAR_P.
25560 Reshuffle and update flags in CLEAR_RTX_FLAGS.
25562 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
25565 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
25566 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
25569 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
25571 * var-tracking.c: Fix some comments.
25572 (frame_stack_adjust): New.
25573 (vt_stack_adjustments): Init stack_adjust of entry block to
25574 minus stack adjustment of function prologue.
25575 (adjust_stack_reference): Do not adjust if adjustment == 0.
25576 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
25577 (emit_notes_in_bb): Likewise.
25578 (vt_add_function_parameters): Do not adjust locations of
25579 function arguments.
25580 (vt_initialize): Compute the stack adjustment of function
25581 prologue and offset the initial "location" of frame_base_decl
25582 from the stack pointer after prologue.
25584 2004-07-04 Richard Henderson <rth@redhat.com>
25586 * function.c (struct assign_parm_data_all): New.
25587 (struct assign_parm_data_one): New.
25588 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
25589 assign_parm_find_data_types, assign_parms_setup_varargs,
25590 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
25591 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
25592 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
25593 assign_parm_setup_block, assign_parm_setup_reg,
25594 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
25595 (assign_parms): ... here.
25597 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
25599 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
25600 now are bitmap_set_t's.
25601 (bitmap_insert_into_set): No point in inserting the value if
25603 (bitmap_set_contains): New function.
25604 (bitmap_set_replace_value): Add comment on why we do it
25606 (set_contains): Removed.
25607 (bitmap_set_subtract_from_value_set): New name of
25608 set_subtract now that it's arguments are two different
25611 (bitmap_find_leader): Change algorithm used.
25612 (find_or_generate_expression): Update use of functions for new
25614 (create_expression_by_pieces): Ditto.
25615 (insert_aux): Ditto.
25617 (add_to_sets): Ditto.
25619 (execute_pre): Ditto.
25620 (compute_avail): Ditto.
25621 Also ignore virtual phis.
25623 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
25625 * combine.c (simplify_comparison): Fix comment typo.
25627 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
25629 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
25630 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
25631 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
25632 (output_restore): Change parameter from 'insn' to 'pat'.
25633 (output_return): Adjust call to output_restore.
25634 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
25635 Adjust call to output_restore.
25637 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
25639 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
25640 and assert system is bsd.
25642 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
25644 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
25645 (TARGET_SWITCHES): Remove -mdebugc.
25646 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
25647 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
25648 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
25649 (sle_[sd]i_reg): Delete.
25651 2004-07-04 Steven Bosscher <stevenb@suse.de>
25653 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
25655 * config/iq2000/iq2000.md: Translate old pipeline description to an
25656 equivalent new one.
25658 2004-07-04 Roger Sayle <roger@eyesopen.com>
25660 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
25661 Ensure the replacement rhs is valid gimple before performing
25662 the substitution. Return false if these sanity checks fail.
25663 (fold_stmt): Only set changed to true, if set_rhs returns true.
25664 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
25667 2004-07-04 Richard Henderson <rth@redhat.com>
25670 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
25672 2004-07-04 Mark Mitchell <mark@codesourcery.com>
25674 * configure.ac (ranlib_flags): New variable.
25675 * Makefile.in (RANLIB_FLAGS): New variable.
25676 (libbackend.a): Use it.
25677 * configure: Regenerated.
25679 2004-07-04 Roger Sayle <roger@eyesopen.com>
25681 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
25682 a "sign mask" instead of using ashr_optab directly.
25684 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
25686 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
25687 * doc/cppopts.texi: Clarify processing of command-line defines.
25689 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
25691 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
25693 2004-07-04 Richard Henderson <rth@redhat.com>
25695 * rtl.def (ADDRESSOF): Remove.
25696 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
25697 (find_base_term, memrefs_conflict_p): Likewise.
25698 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
25699 (fold_rtx, cse_insn, set_live_p): Likewise.
25700 * dwarf2out.c (mem_loc_descriptor): Likewise.
25701 (add_location_or_const_value_attribute): Likewise.
25702 * emit-rtl.c (copy_insn_1): Likewise.
25703 * explow.c (memory_address): Likewise.
25704 * expmed.c (store_split_bit_field): Likewise.
25705 * expr.c (expand_expr_real_1): Likewise.
25706 * function.c (instantiate_decl
25707 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
25708 * genrecog.c (preds, validate_pattern): Likewise.
25709 * integrate.c (copy_rtx_and_substitute): Likewise.
25710 * recog.c (general_operand, register_operand): Likewise.
25711 (memory_address_p): Likwise.
25712 * reload1.c (eliminate_regs, elimination_effects): Likewise.
25713 * rtl.c (copy_rtx): Likewise.
25714 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
25715 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
25716 * rtlhooks.c (gen_lowpart_general): Likewise.
25717 * stmt.c (expand_asm_operands): Likewise.
25718 * web.c (entry_register, replace_ref, web_main): Likewise.
25719 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
25720 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
25721 * config/arm/arm.c (thumb_rtx_costs): Likewise.
25722 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
25723 * config/frv/frv.c (move_destination_operand, move_source_operand,
25724 condexec_dest_operand, condexec_source_operand,
25725 condexec_memory_operand): Likewise.
25726 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
25727 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
25728 (destination_xfmode_operand): Likewise.
25729 * config/mips/mips.h (PREDICATE_CODES): Likewise.
25730 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
25731 * config/s390/s390.c (general_s_operand): Likewise.
25732 * config/s390/s390.md (mov*): Likewise.
25733 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
25735 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
25736 * expr.c (expand_expr_real_1): Likewise.
25737 * stmt.c (expand_decl): Likewise.
25738 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25740 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
25741 postponed_insns, put_var_into_stack, put_reg_into_stack,
25742 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
25743 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
25744 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
25745 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
25746 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
25747 purge_bitfield_addressof_replacements, purge_addressof_replacements,
25748 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
25749 struct insns_for_mem_walk_info, insns_for_mem_walk,
25750 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
25751 setjmp_protect_args): Remove.
25752 (push_function_context_to): Don't handle var_refs_queue.
25753 (pop_function_context_from, free_after_compilation): Likewise.
25754 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
25755 (assign_parms, allocate_struct_function): Likewise.
25756 (use_register_for_decl): New.
25757 (expand_function_end): Don't setjmp_protect.
25758 * function.h (struct emit_status): Update commentary.
25759 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
25760 (max_parm_reg, parm_reg_stack_loc): Remove.
25761 * passes.c (DFI_addressof): Remove.
25762 (dump_file_info): Remove addressof.
25763 (rest_of_handle_addressof): Remove.
25764 (rest_of_compilation): Don't call it.
25765 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
25766 * stmt.c (expand_decl): Use use_register_for_decl.
25767 * tree.h: Update decls.
25768 * web.c (mark_addressof): Remove.
25769 * doc/invoke.texi (-dF): Remove.
25771 2004-07-03 Richard Henderson <rth@redhat.com>
25773 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
25774 instead of gen_mem_addressof.
25775 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
25776 TImode output register.
25778 2004-07-03 Richard Henderson <rth@redhat.com>
25780 PR tree-optimization/16341
25781 * tree-sra.c (sra_walk_function): Increment to next stmt before
25782 processing the current stmt.
25783 (sra_insert_after): Always use BSI_SAME_STMT.
25785 2004-07-03 Richard Henderson <rth@redhat.com>
25787 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
25788 fp plus with minus.
25790 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
25792 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
25793 with tree_int_cst_equal.
25795 2004-07-03 Andreas Schwab <schwab@suse.de>
25797 * config/ia64/ia64.md: Define new attribute "empty".
25798 (prologue_use, nop_x, insn_group_barrier): Set it.
25800 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
25801 skip over "empty" insns.
25803 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25805 * tree-inline.c (initialize_inlined_parameters): Pass proper function
25806 context to gimplify_body.
25807 (walk_tree): Don't walk into types twice.
25808 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
25810 * tree-sra.c (generate_element_init): Remove any useless conversions.
25812 * gimplify.c (gimplify_conversion): Remove stripping useless
25813 conversions from here.
25814 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
25815 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
25816 Unshare before substituting PLACEHOLDER_EXPR.
25817 (gimplify_modify_expr_to_memset): Likewise.
25818 Pass address of TO to memset, not TO itself.
25819 (gimplify_init_constructor): Make copy of OBJECT so we have it each
25820 time we make an expression (to match a PLACEHOLDER_EXPR).
25822 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
25823 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
25824 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
25825 * tree-ssa-dom.c (local_fold): Likewise.
25827 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
25828 * langhooks.h (strct lang_hooks): New field type_max_size.
25829 * function.c (assign_temp): Call it.
25831 2004-07-03 Steven Bosscher <stevenb@suse.de>
25833 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
25834 * config/sh/sh.md: Convert the SH1 pipeline description to
25837 2004-07-02 Zack Weinberg <zack@codesourcery.com>
25839 * c-decl.c (struct c_binding): Remove contour field; add
25840 depth, invisible, nested fields.
25841 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
25842 (B_IN_EXTERNAL_SCOPE): New convenience macros.
25843 (bind): Add invisible and nested arguments. Initialize
25844 new fields of struct c_binding; adjust loop scanning for
25846 (free_binding_and_advance): Clear structure with memset.
25847 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
25848 in file scope, even if it's in external scope too.
25849 (pushdecl): Adjust to match. Create invisible file-scope
25850 declarations for block-scope forward declarations of static functions.
25851 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
25852 (undeclared_variable, lookup_label, declare_label, define_label)
25853 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
25854 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
25855 (store_parm_decls_oldstyle): Adjust to match.
25856 (diagnose_mismatched_decls): Correct handling of linkage clashes.
25857 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
25859 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
25860 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
25862 2004-07-02 Richard Henderson <rth@redhat.com>
25864 * c-decl.c (grokdeclarator): Don't frob current_function_decl
25865 around variable_size.
25866 (set_decl_nonlocal): Remove.
25867 (store_parm_decls): Add stmts for pending sizes.
25868 * calls.c (calls_function, calls_function_1): Remove.
25869 (precompute_arguments): Don't call it.
25870 * cfgexpand.c (set_save_expr_context): Remove.
25871 (tree_expand_cfg): Don't call it.
25872 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
25873 (dwarf2out_finish): Likewise.
25874 * expr.c (emit_block_move): Adjust addresses to BLKmode.
25875 (store_constructor): Don't pre-evaluate SAVE_EXPR.
25876 (safe_from_p): Don't queue SAVE_EXPRs.
25877 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
25878 or build plain VAR_DECLs.
25879 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
25881 (fold_checksum_tree): Don't special-case SAVE_EXPR.
25882 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
25883 (put_var_into_stack): Don't handle SAVE_EXPR.
25884 (gen_mem_addressof): Likewise.
25885 * function.h (struct function): Remove x_save_expr_regs.
25886 (save_expr_regs): Remove.
25887 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
25888 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
25889 * stor-layout.c (variable_size): Don't set it.
25890 (force_type_save_exprs, force_type_save_exprs_1): Remove.
25891 * tree-inline.c (remap_save_expr): Remove fn argument. Update
25892 all callers. Don't set SAVE_EXPR_CONTEXT.
25893 * tree-inline.h (remap_save_expr): Update decl.
25894 * tree.c (save_expr): Update build size.
25895 (first_rtl_op): Don't handle SAVE_EXPR.
25896 (unsave_expr_1, contains_placeholder_p): Likewise.
25897 (decl_function_context): Likewise.
25898 * tree.def (SAVE_EXPR): Remove args 1 and 2.
25899 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
25900 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
25902 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
25904 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
25905 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
25906 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
25907 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
25908 some first-person references and patronizing comments. Based on
25910 * doc/invoke.texi: Don't reference fortran@gnu.org.
25911 * doc/trouble.texi (Warning when a non-void function value is
25912 ignored): Rewrite. From Russ Allbery and Chris Devers.
25914 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
25916 * tree-ssa-pre.c (bitmap_set_t): New.
25917 (bb_value_sets): avail_out is now a bitmap_set_t.
25918 (bitmap_find_leader): New function.
25919 (bitmap_value_insert_into_set): Ditto.
25920 (bitmap_set_copy): Ditto.
25921 (bitmap_value_replace_in_set): Ditto.
25922 (bitmap_set_contains_value): Ditto.
25923 (bitmap_set_new): Ditto.
25924 (bitmap_set_pool): New pool.
25925 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
25926 (insert_aux): Ditto.
25927 (add_to_sets): Ditto.
25928 (compute_avail): Ditto
25929 (eliminate): Ditto.
25932 (execute_pre): Ditto.
25934 2004-07-02 Roger Sayle <roger@eyesopen.com>
25936 * config/rs6000/rs6000.c (struct processor_costs): New structure
25937 used to hold instruction latencies/sizes for processor types.
25938 (rs6000_cost): New global variable pointing to current CPU's costs.
25939 (rs6000_override_options): Initialize rs6000_cost to point to the
25940 appropriate cost table based upon rs6000_cpu and optimize_size.
25941 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
25944 2004-07-02 Richard Henderson <rth@redhat.com>
25946 * expmed.c (make_tree): Don't use SET_DECL_RTL.
25948 2004-07-02 Steven Bosscher <stevenb@suse.de>
25950 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
25952 2004-07-01 Richard Henderson <rth@redhat.com>
25954 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
25955 (alpha_gp_save_rtx): Use assign_stack_local instead of
25958 2004-07-01 Richard Henderson <rth@redhat.com>
25960 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
25961 (alpha_rtx_cost_data): Update to match.
25962 (alpha_rtx_cost_size): New.
25963 (alpha_rtx_costs): Honor optimize_size.
25965 2004-07-01 Richard Henderson <rth@redhat.com>
25967 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
25968 * cfgexpand.c (tree_expand_cfg): Do it here.
25969 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
25970 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
25971 * config/mips/mips.c (mips_output_mi_thunk): And here.
25972 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
25973 * config/sh/sh.c (sh_output_mi_thunk): And here.
25974 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
25976 2004-07-01 Richard Henderson <rth@redhat.com>
25978 * tree.def (RTL_EXPR): Remove.
25979 * c-typeck.c (lvalue_p): Don't handle it.
25980 * expr.c (safe_from_p): Likewise.
25981 (expand_expr_real_1): Likewise.
25982 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
25983 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
25984 * gengtype.c (adjust_field_tree_exp): Likewise.
25985 * stmt.c (warn_if_unused_value): Likewise.
25986 * tree-gimple.c (recalculate_side_effects): Likewise.
25987 * tree-pretty-print.c (dump_generic_node): Likewise.
25988 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
25989 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
25990 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
25992 * stmt.c (struct stmt_status): Remove x_last_expr_type,
25993 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
25994 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
25995 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
25996 all the bits that tracked last_expr.
25997 (expand_end_bindings): Don't track last_expr.
25998 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
25999 (clear_last_expr): Remove.
26000 (expand_asm): Don't call it.
26001 (expand_asm_operands, expand_end_cond): Likewise.
26002 (expand_naked_return, expand_null_return_1): Likewise.
26003 * c-typeck.c (c_begin_compound_stmt): Likewise.
26004 * cfgexpand.c (expand_block): Use expand_expr_stmt.
26005 * expr.c (expand_expr_real_1): Likewise.
26006 * tree.h: Update prototypes.
26008 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
26009 (struct emit_status): Remove sequence_rtl_expr.
26010 (struct function): Remove x_rtl_expr_chain.
26011 (seq_rtl_expr, rtl_expr_chain): Remove.
26012 * function.c (struct temp_slot): Remove rtl_expr.
26013 (assign_stack_temp_for_type): Don't set it.
26014 (free_temp_slots, pop_temp_slots): Don't check it.
26015 (free_after_compilation): Don't clear x_rtl_expr_chain.
26016 (fixup_var_refs): Don't search it.
26017 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
26018 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
26020 (push_topmost_sequence): Likewise.
26021 (end_sequence, init_emit): Likewise.
26022 (start_sequence_for_rtl_expr): Remove.
26023 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
26024 * rtl.h (preserve_rtl_expr_result): Remove.
26026 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
26028 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
26029 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
26032 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
26034 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
26035 (STANDARD_STARTFILE_PREFIX_2): Define.
26036 (standard_startfile_prefix_1): Initialize to
26037 STANDARD_STARTFILE_PREFIX_1.
26038 (standard_startfile_prefix_2): Initialize to
26039 STANDARD_STARTFILE_PREFIX_2.
26040 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
26041 (STANDARD_STARTFILE_PREFIX_1): Define.
26042 (STANDARD_STARTFILE_PREFIX_2): Define.
26043 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
26044 (STANDARD_STARTFILE_PREFIX_2): Document.
26046 2004-07-01 Richard Henderson <rth@redhat.com>
26048 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
26049 in order to disable scalarization. Instead set a flag and wait
26050 for a candidate decl.
26052 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
26054 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
26055 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
26056 Use terminology "testsuite" and "enumerated".
26058 2004-07-01 Richard Henderson <rth@redhat.com>
26060 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
26061 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
26062 (initial_return_save): Likewise.
26063 (flush_queued_reg_saves): Remap register numbers.
26064 (dwarf2out_return_reg): Likewise.
26066 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26068 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
26070 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
26071 access functions for lower bound and element size and only output
26072 if lower bound nonzero or element size not same as that of type.
26073 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
26075 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26077 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
26079 2004-07-01 Per Bothner <per@bothner.com>
26081 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
26083 2004-07-01 Jakub Jelinek <jakub@redhat.com>
26085 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
26086 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
26087 first operand. Don't optimize if the bitfield is volatile.
26089 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26091 * c-pretty-print.c (pp_c_postfix_expression): Handle
26092 floating-point comparison operators.
26093 (pp_c_expression): Pass floating-point comparison
26094 operators to pp_c_postfix_expression.
26096 2004-07-01 Roger Sayle <roger@eyesopen.com>
26098 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
26099 rtx_cost instead of "had_mult" to determine whether the transformed
26100 expression is cheaper than the original.
26102 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
26104 * alias.c (get_alias_set, canon_rtx, get_addr,
26105 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
26107 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
26108 expand_builtin): Likewise.
26109 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
26111 * combine.c (can_combine_p, combinable_i3pat, try_combine,
26112 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
26113 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
26114 record_dead_and_set_regs_1, get_last_value_validate,
26115 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
26116 * cse.c (check_dependence, canon_hash, equiv_constant,
26117 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
26118 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
26119 count_reg_usage): Likewise.
26120 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
26121 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
26122 cselib_record_sets): Likewise.
26123 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
26124 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
26125 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
26126 * df.c (df_uses_record): Likewise.
26127 * dojump (do_jump): Likewise.
26128 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
26129 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
26130 decl_start_label): Likewise.
26131 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
26132 operand_subword, change_address_1, make_safe_from): Likewise.
26133 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
26134 stabilize, force_not_mem): Likewise.
26135 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
26136 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
26137 * expr.c (convert_move, convert_modes, emit_block_move,
26138 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
26139 emit_move_insn_1, expand_assignment, store_expr,
26140 store_constructor_field, store_constructor, store_field,
26141 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
26143 * final.c (cleanup_subreg_operands, alter_subreg,
26144 get_mem_expr_from_op): Likewise.
26145 * flow.c (notice_stack_pointer_modification_1,
26146 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
26148 * function.c (mark_temp_addr_taken, preserve_temp_slots,
26149 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
26150 optimize_bit_field, flush_addressof, purge_addressof_1,
26151 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
26152 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
26153 keep_stack_depressed): Likewise.
26154 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
26155 noce_process_if_block, find_memory): Likewise.
26156 * integrate.c (subst_constants, allocate_initial_values): Likewise.
26157 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
26158 update_equiv_regs): Likewise.
26159 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
26160 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
26161 * optabs.c (expand_abs, emit_unop_insn): Likewise.
26162 * passes.c (rest_of_handle_final): Likewise.
26163 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
26164 move2add_note_store): Likewise.
26165 * ra-build.c (detect_remat_webs): Likewise.
26166 * ra-debug.c (dump_static_insn_cost): Likewise.
26167 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
26168 * recog.c (validate_change, apply_change_group, cancel_changes,
26169 validate_replace_rtx_1, general_operand, register_operand,
26170 nonmemory_operand, push_operand, pop_operand, memory_operand,
26171 indirect_operand, asm_operand_ok, offsettable_memref_p,
26172 offsettable_nonstrict_memref_p, constrain_operands,
26173 store_data_bypass_p): Likewise.
26174 * reg-stack.c (subst_stack_regs_pat): Likewise.
26175 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
26176 copy_cost, reg_scan_mark_refs): Likewise.
26177 * regmove.c (optimize_reg_copy_3, stack_memref_p,
26178 combine_stack_adjustments_for_block): Likewise.
26179 * regrename.c (copyprop_hardreg_forward_1): Likewise.
26180 * reload.c (can_reload_into, push_reload, decompose, immune_p,
26181 find_reloads, find_reloads_address, find_reloads_address_1,
26182 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
26183 find_equiv_reg): Likewise.
26184 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
26185 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
26186 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
26187 delete_address_reloads): Likewise.
26188 * resource.c (mark_referenced_resources): Likewise.
26189 * rtlanal.c (get_jump_table_offset, count_occurrences,
26190 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
26191 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
26192 num_sign_bit_copies1): Likewise.
26193 * rtlhooks.c (gen_lowpart_general): Likewise.
26194 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
26195 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
26196 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
26197 sdbout_global_decl): Likewise.
26198 * simplify-rtx.c (simplify_subreg): Likewise.
26199 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
26200 expand_anon_union_decl, expand_end_case_type): Likewise.
26201 * unroll.c (calculate_giv_inc): Likewise.
26202 * var-tracking.c (stack_adjust_offset_pre_post,
26203 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
26204 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
26205 vt_add_function_parameters): Likewise.
26206 * varasm.c (make_var_volatile, notice_global_symbol,
26207 assemble_external, decode_addr_const, mark_weak,
26208 default_encode_section_info): Likewise.
26210 2004-07-01 Steven Bosscher <stevenb@suse.de>
26212 * stmt.c (check_seenlabel): Remove.
26213 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
26215 2004-07-01 Richard Henderson <rth@redhat.com>
26217 * function.h (struct function): Remove x_function_call_count.
26218 (function_call_count): Remove.
26219 * calls.c (expand_call): Don't set it.
26220 * integrate.c (copy_rtx_and_substitute): Likewise.
26222 * function.h (struct function): Remove x_cleanup_label.
26223 (cleanup_label): Remove.
26224 * stmt.c (expand_value_return): Don't use it.
26225 * function.c (free_after_compilation): Don't set it.
26226 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
26227 * cfgexpand.c (tree_expand_cfg): Update call.
26228 * tree.h (expand_function_start): Update decl.
26230 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
26233 * c-lang.c (c_initialize_diagnostics): Move from here ...
26234 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
26235 (c_tree_printer): Use pretty-printer to format %T.
26236 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
26237 before '*' if not C++.
26238 (pp_c_direct_abstract_declarator): Don't try to print array upper
26239 bound for flexible array members.
26240 * c-tree.h: Include "diagnostic.h".
26241 (c_initialize_diagnostics): Declare.
26242 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
26243 * c-format.c (format_type_warning): New function. Improve
26244 diagnostics for incorrect format argument types.
26245 (check_format_types): Use it. Add two parameters. Use the
26246 TYPE_MAIN_VARIANT of wanted_type.
26247 (check_format_info_main): Pass new parameters to
26248 check_format_types.
26249 (struct format_wanted_type): Update comment.
26251 2004-07-01 Nick Clifton <nickc@redhat.com>
26253 * target.h (struct gcc_target): Add new field to struct cxx:
26254 import_export_class.
26255 * target-def.h (TARGET_CXX): Initialise the new field.
26256 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
26258 * doc/tm.texi: Document the new target hook.
26260 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26262 * builtins.c (fold_builtin_classify): Fix typo.
26264 2004-07-01 Richard Henderson <rth@redhat.com>
26266 * function.c (identify_blocks, identify_blocks_1): Remove.
26267 * function.h (identify_blocks): Remove.
26268 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
26270 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26272 * builtins.c (fold_builtin_classify): New.
26273 (fold_builtin_unordered_cmp): Fix commentary.
26274 (fold_builtin): Use it.
26275 * builtins.def: Define builtins for isnan,
26276 isnanf, isnanl, finite, finitef, finitel,
26277 isinf, isinff, isinfl.
26279 2004-07-01 Richard Henderson <rth@redhat.com>
26281 * function.h (struct function): Remove dont_emit_block_notes.
26282 * gimple-low.c (lower_function_body): Don't set it.
26283 * cfgexpand.c (expand_block): Don't check it.
26284 * cfglayout.c (insn_locators_initialize): Likewise.
26285 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
26286 * passes.c (rest_of_compilation): Likewise.
26287 * stmt.c (expand_start_bindings_and_block): Likewise.
26288 (expand_end_bindings): Likewise.
26290 2004-07-01 Richard Henderson <rth@redhat.com>
26292 * cgraph.h (cgraph_build_static_cdtor): Declare.
26293 * cgraphunit.c (cgraph_build_static_cdtor): New.
26294 * c-objc-common.c (build_cdtor): Use it.
26295 * coverage.c (create_coverage): Likewise.
26296 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
26297 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
26299 See ChangeLog.11 for earlier changes.