1 2004-12-22 Jan Beulich <jbeulich@novell.com>
3 * config.gcc: Add dbxelf.h to NetWare's tm_file.
4 * config/i386/netware-crt0.c: Prototype __init_environment and
5 __deinit_environment prior to their definition.
6 (__init_environment): Correct invokation of constructor function.
7 * config/i386/netware.h (TARGET_OS_CPP_BUILTINS): Use
8 builtin_define_std rather than builtin_define on IAPX386.
9 * config/i386/nwld.h: Disable stabs debugging info with the linker
11 * config/i386/t-nwld (SHLIB_LINK): Do not use a temporary file for
12 the output. Add -posix to the options as that is the more compatible
14 * gthr-nks.h: Formatting.
15 (__gthread_mutex_init_function): Kill the dubious use of
16 NX_MUTEX_RECURSIVE as it is now clear that the traditional mutexes
17 were not meant to be recursive.
18 (__gthread_recursive_mutex_t, __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION,
19 __gthread_recursive_mutex_init_function,
20 __gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
21 __gthread_recursive_mutex_unlock): New.
23 2004-12-22 Alexandre Oliva <aoliva@redhat.com>
25 * config/mips/t-linux64: Remove code that messed with $(SPECS).
26 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES): Move
28 (MULTILIB_EXTRA_OPTS, CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S):
30 * config/mips/linux64.h (DRIVER_SELF_SPECS): Don't handle
32 (SUBTARGET_TARGET_SWITCHES): Likewise.
34 2004-12-21 Andrew Pinski <pinskia@physics.uc.edu>
37 * pointer-set.c (pointer_set_contains): Add back.
38 * pointer-set.h (pointer_set_contains): Add back.
40 2004-12-21 Richard Henderson <rth@redhat.com>
42 * gimplify.c (eval_save_expr): New.
43 (gimplify_one_sizepos): Use it.
44 * stor-layout.c (layout_type): Unshare TYPE_MIN/MAX_VALUE.
46 2004-12-21 Nathan Sidwell <nathan@codesourcery.com>
48 * system.c (IN_RANGE): Use plain unsigned, not unsigned
50 * tree.def (VOID_TYPE, INTEGER_TYPE, REAL_TYPE, COMPLEX_TYPE,
51 VECTOR_TYPE, OFFSET_TYPE, ENUMERAL_TYPE, BOOLEAN_TYPE, CHAR_TYPE,
52 POINTER_TYPE, REFERENCE_TYPE, METHOD_TYPE, FUNCTION_TYPE,
53 FILE_TYPE, ARRAY_TYPE, RECORD_TYPE, UNION_TYPE,
54 QUAL_UNION_TYPE): Reorder for better code efficiency.
55 (CONST_DECL, TYPE_DECL, VAR_DECL, FIELD_DECL, PARM_DECL): Likewise.
56 (INDIRECT_REF, ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): Likewise.
57 * tree.h (INDIRECT_REF_P): Reorder checks for better optimization.
58 (IS_EXPR_CODE_CLASS): Use IN_RANGE.
59 (INTEGRAL_TYPE_P, FLOAT_TYPE_P): Reorder checks for better
62 2004-12-21 David O'Brien <obrien@FreeBSD.org>
64 * config/freebsd-spec.h: Use KSE pthread lib for -pthread.
66 2004-12-21 James A. Morrison <phython@gcc.gnu.org>
69 * c-decl.c (pushdecl): Remove block trying to merge static function
70 declarations at block scope to file scope declarations.
72 2004-12-21 James A. Morrison <phython@gcc.gnu.org>
75 * c-parse.in (initdcl): Don't process a declaration if start_decl fails.
76 (notype_initdcl): Don't process a declaration if start_decl fails.
77 * c-decl.c (start_decl): Fail if grokdeclarator fails.
78 (grokdeclarator): Fail if a function definition has an invalid storage
80 * c-typeck.c (start_init): Treat error_mark_node the same as 0.
82 2004-12-21 Richard Henderson <rth@redhat.com>
84 * config/i386/i386.c (x86_sse_split_regs): Rename from
86 * config/i386/i386.h (x86_sse_split_regs): Likewise.
87 (TARGET_SSE_SPLIT_REGS): Rename from TARGET_SSE_PARTIAL_REGS.
88 * config/i386/i386.md (*): Update to match. Remove two
89 floatsisf splitters that use it.
91 * config/i386/i386.h (x86_sse_partial_regs_for_cvtsd2ss): Remove.
93 * config/i386/i386.c (x86_sse_partial_regs_for_cvtsd2ss): Remove.
94 * config/i386/i386.h (TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS): Remove.
95 * config/i386/i386.md (truncdfsf2_1_sse): Don't test it.
96 (truncdfsf2_2, truncdfsf2_sse_only): Likewise.
97 (truncdfsf2_1_sse_nooverlap, truncdfsf2_2_nooverlap): Remove.
98 (truncdfsf2_sse_only_nooverlap): Remove.
100 * config/i386/i386.h (TARGET_SSE_TYPELESS_LOAD0): Remove.
102 2004-12-21 Eric Botcazou <ebotcazou@libertysurf.fr>
104 * expr.c (emit_group_load_1): Return the source if the move
105 is a regular move between complex values.
107 2004-12-20 Roger Sayle <roger@eyesopen.com>
110 * config/rs6000/rs6000.c (current_file_function_operand): Only check
111 current_function_decl's DECL_RTL if it has already been set.
113 2004-12-20 Roger Sayle <roger@eyesopen.com>
116 * function.c (pop_function_context_from): Don't reset reg_renumber.
118 2004-12-20 Eric Botcazou <ebotcazou@libertysurf.fr>
121 * expr.c (write_complex_part): Use a subreg if the original object
122 is a hard reg that spans an even number of regs or a MEM.
123 (read_complex_part): Likewise.
125 2004-12-20 Mark Mitchell <mark@codesourcery.com>
127 * Makefile.in (install-common): Do not install the specs file
128 unless SPECS is defined.
130 2004-12-20 Zdenek Dvorak <dvorakz@suse.cz>
132 PR rtl-optimization/18942
133 * simplify-rtx.c (simplify_relational_operation_1): Simplify
134 x + cst1 == cst2 to x == cst2 - cst1. Made static.
136 2004-12-20 Matt Austern <austern@apple.com>
139 * c-common.c (set_builtin_user_assembler_name): New.
140 * c-common.h (set_builtin_user_assembler_name): Declare.
141 * c-decl.c (finish_decl): Use set_builtin_user_assembler_name
143 2004-12-20 Diego Novillo <dnovillo@redhat.com>
145 PR tree-optimization/19080
147 Merge from tree-cleanup-branch
149 * tree-flow-inline.h (clear_call_clobbered): New function.
150 * tree-ssa-alias.c (init_alias_info): Call it.
152 2004-12-20 Richard Henderson <rth@redhat.com>
154 * config/i386/i386.md (sse2_movsd): Remove ix86_binary_operator_ok
157 2004-12-20 Steven Bosscher <stevenb@suse.de>
158 Andrew Pinski <pinskia@physics.uc.edu>
163 * expr.c (categorize_ctor_elements_1): Count the total number
164 of elements in the constructor.
165 (categorize_ctor_elements): Return it in a new argument.
166 * tree.h (categorize_ctor_elements): Adjust prototype.
167 * gimplify.c (gimplify_init_ctor_eval_range): New.
168 (gimplify_init_ctor_eval): Gimplify RANGE_EXPR.
169 (gimplify_init_constructor): Block clear the object if the
170 constructor has fewer elements than the object type. Only try
171 to add assignments to individual elements when we have to.
173 2004-12-20 Richard Henderson <rth@redhat.com>
175 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
176 long_long_integer_type_node in building V2DI_type_node.
178 * config/i386/emmintrin.h: Use __vector_size__ instead of vector_size.
179 * config/i386/mmintrin.h, config/i386/xmmintrin.h: Likewise.
181 2004-12-20 Ben Elliston <bje@au.ibm.com>
183 * doc/md.texi (Expander Definitions): Use @emph instead of @strong
184 around Note: text to workaround a limitation of the Info format.
185 * doc/cpp.texi (Invocation): Likewise.
186 * doc/cppopts.texi: Likewise.
188 2004-12-19 Dale Johannesen <dalej@apple.com>
190 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Don't
191 reference operand 1 of ADDR_EXPRs.
193 2004-12-19 Mark Mitchell <mark@codesourcery.com>
195 * defaults.h (ASM_OUTPUT_INTERNAL_LABEL): New macro.
196 * output.h (assemble_name_raw): Declare it.
197 * system.h (ASM_OUTPUT_INTERNAL_LABEL): Do not poison it.
198 * varasm.c (assemble_name_raw): New function.
199 (assemble_name): Use it.
200 (default_internal_label): Likewise.
201 * config/darwin.c (darwin_asm_output_dwarf_delta): Likewise.
202 * doc/tm.texi (ASM_OUTPUT_INTERNAL_LABEL): Document.
204 2004-12-19 Richard Henderson <rth@redhat.com>
207 * stor-layout.c (variable_size): Force creation of a SAVE_EXPR.
209 2003-12-19 Steven Bosscher <stevenb@suse.de>
211 * config/i386/i386.c (ix86_split_to_parts): Use an array with
212 four elements for decoding a CONST_DOUBLE on 64 bits targets.
214 2004-12-19 Bernardo Innocenti <bernie@develer.com>
216 * config/m68k/m68kemb.h (TARGET_OS_CPP_BUILTINS): Remove redundant
217 definition of mc68000, already present in TARGET_CPU_CPP_BUILTINS.
219 2004-12-18 Daniel Berlin <dberlin@dberlin.org>
221 * lambda-code.c (can_convert_to_perfect_nest): Make checking
222 match up with what perfect_nestify can actually handle.
223 (perfect_nestify): Don't return false in the phi node loop.
225 2004-12-18 Richard Henderson <rth@redhat.com>
227 * config/i386/i386.md (SSEINT16): New.
228 (movv16qi, movv8hi, movv4si, movv2di): Compress via macros.
229 (movv16qi_internal, movv8hi_internal, movv4si_internal,
230 movv2di_internal): Compress via macros. Add SSE zero alternative.
231 Fix pure SSE alternatives to use 'x' instead of 'Y'.
233 (movv8qi, movv4hi, movv2si, movv8qi_internal, movv4hi_internal,
234 movv2si_internal): Compress via macros.
235 (SSEPUSH, MMXPUSH): New.
236 (pushv18qi, pushv8hi, pushv4si, pushv2di, pushti, pushv4sf, pushv2df,
237 pushv8qi, pushv4hi, pushv2si, pushv2sf): Compress via macros.
239 2004-12-18 Richard Henderson <rth@redhat.com>
242 * c-decl.c (store_parm_decls): Clarify get_pending_sizes insertion
244 * c-objc-common.c (c_cannot_inline_tree_fn): Remove pending sizes
246 * c-tree.h (struct lang_decl): Remove pending_sizes.
247 * function.c: Include tree-gimple.h
248 (assign_parm_setup_reg): Remove callee-copies code.
249 (gimplify_parm_type, gimplify_parameters): New functions.
250 (expand_pending_sizes): Remove.
251 (expand_function_start): Don't call it.
252 * gimplify.c (gimplify_expr): Examine DECL_VALUE_EXPR for PARM_DECL.
253 (gimplify_body): Add do_parms argument. Use gimplify_parameters.
254 (gimplify_function_tree): Setup cfun. Update gimplify_body call.
255 * tree-gimple.h (gimplify_body): Update decl.
256 * tree-inline.c (initialize_inlined_parameters): Update gimplify_body
258 * tree.h (gimplify_parameters): Declare.
259 * Makefile.in (function.o): Depend on TREE_GIMPLE_H.
261 2004-12-18 Richard Henderson <rth@redhat.com>
263 * c-decl.c (finish_struct): Add DECL_EXPR for variable sized
264 structures seen inside functions.
266 2004-12-18 Richard Henderson <rth@redhat.com>
268 * c-decl.c (grokdeclarator): Save variable array size before
269 subtracting 1, rather than after.
271 2004-12-18 Eric Botcazou <ebotcazou@libertysurf.fr>
274 * varasm.c (asm_emit_uninitialised): Return early if
275 a custom section is requested.
276 (assemble_variable): Revert 2002-03-15 patch.
278 2004-12-18 Richard Henderson <rth@redhat.com>
280 * stor-layout.c (layout_decl): Use unshare_expr, not unsave_expr.
282 2004-12-18 Zdenek Dvorak <dvorakz@suse.cz>
284 PR tree-optimization/18800
285 * params.def (PARAM_IV_ALWAYS_PRUNE_CAND_SET_BOUND): New parameter.
286 * tree-ssa-loop-ivopts.c (struct iv_ca): Add n_cands field.
287 (ALWAYS_PRUNE_CAND_SET_BOUND): New macro.
288 (iv_ca_set_no_cp, iv_ca_set_cp, iv_ca_new): Update n_cands field.
289 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_n_cands, iv_ca_prune):
291 (iv_ca_extend): Return number of candidates in the set.
292 (try_add_cand_for): Add argument to iv_ca_extend calls.
293 (try_improve_iv_set): Use iv_ca_prune.
294 * doc/invoke.texi (iv-always-prune-cand-set-bound): Document.
296 2004-12-18 Zdenek Dvorak <dvorakz@suse.cz>
298 PR rtl-optimization/19001
299 * loop-iv.c (iv_number_of_iterations): Record assumptions for loops
300 with power of two step to 'infinite' field.
302 2004-12-18 Roger Sayle <roger@eyesopen.com>
304 * Makefile.in (stor-layout.o): Depend upon gt-stor-layout.h.
305 (tree-ssa-propagate.o): Depend upon gt-tree-ssa-propagate.h.
306 (tree-ssa-operands.o): Depend upon gt-tree-ssa-operands.h.
307 (tree-mudflap.o): Depend upon gt-tree-mudflap.h.
308 (expr.o): Depend upon gt-expr.h.
309 (regclass.o): Depend upon gt-regclass.h.
310 (bitmap.o): Depend upon gt-bitmap.h.
311 (lists.o): Depend upon gt-lists.h.
313 (cfgexpand.o): Don't depend upon gt-tree-cfg.h.
315 (GTFILES): Remove fold-const.c.
316 (gt-stmt.h, gt-fold-const.h, gt-input.h, gt-tree-ssa-ccp.h):
319 2004-12-18 Richard Henderson <rth@redhat.com>
321 * stor-layout.c (layout_decl): Unshare size expressions copied
324 * fold-const.c (multiple_of_p): Handle BIT_AND_EXPR when
325 BOTTOM is a power of two.
327 2004-12-18 Richard Henderson <rth@redhat.com>
329 * tree-nested.c (save_tmp_var): New.
330 (struct walk_stmt_info): Add is_lhs.
331 (walk_stmts) <MODIFY_EXPR>: Be more accurate with setting of
332 val_only; set is_lhs.
333 (convert_nonlocal_reference): Use save_tmp_var when is_lhs;
334 clear is_lhs when appropriate.
335 (convert_local_reference): Likewise.
337 2004-12-18 Richard Earnshaw <rearnsha@arm.com>
339 * arm/ieee754-sf.S (floatdisf): Fix label definition in FPA
342 2004-12-18 Roger Sayle <roger@eyesopen.com>
344 * ifcvt.c (total_bb_rtx_cost): Rename function to cheap_bb_rtx_cost_p.
345 Take a max_cost argument to avoid scanning large blocks, by returning
346 a Boolean instead of a total. Include the cost of a "fstp %st(0)"
347 instruction required to pop dead values off of a register stack.
349 2004-12-18 Roger Sayle <roger@eyesopen.com>
352 * expr.c (expand_expr_real_1) <MAX_EXPR>: Ensure that target, op0
353 and op1 are all registers (or constants) before expanding the RTL
354 comparison sequence [to avoid reg_overlap_mentioned (target, op1)].
356 2004-12-18 Eric Botcazou <ebotcazou@libertysurf.fr>
358 PR rtl-optimization/16968
359 * loop.c (scan_loop): Stop scanning the loop for movable
360 insns as soon as an optimization barrier is encountered.
362 2004-12-17 Zack Weinberg <zack@codesourcery.com>
365 * toplev.c (compile_file): Call process_pending_assemble_externals
366 just before targetm.asm_out.file_end.
368 2004-12-17 Diego Novillo <dnovillo@redhat.com>
370 tree-optimization/18501
371 * tree-optimize.c (init_tree_optimization_passes): Run
372 pass_late_warn_uninitialized before the last DCE run.
374 2004-12-17 Richard Henderson <rth@redhat.com>
376 * config/i386/i386.c (x86_64_reg_class_name): Re-indent.
377 (classify_argument, examine_argument, construct_container,
378 merge_classes): Remove prototypes.
379 (type_natural_mode): Split out from ...
380 (function_arg): ... here.
381 (gen_reg_or_parallel): Remove alt_mode argument. Update callers.
382 Use orig_mode unless it's BLKmode.
383 (construct_container): Add orig_mode argument. Update callers.
384 Use gen_reg_or_parallel for SSE registers.
385 (ix86_function_value): Use type_natural_mode.
386 (ix86_gimplify_va_arg): Likewise.
387 (ix86_hard_regno_mode_ok): Always accept all SSE, MMX, 3DNOW modes in
388 SSE registers; always accept all MMX, 3DNOW modes in MMX registers.
389 * config/i386/i386.h (VALID_SSE2_REG_MODE): Don't include
391 * config/i386/i386.md (attribute mode): Add V1DF.
392 (movsi_1): Use 'x' instead of 'Y' constraints.
393 (movsi_1_nointernunit, movdi_2, movdi_1_rex64): Likewise.
394 (movdi_1_rex64_nointerunit): Likewise.
395 (movdf_nointeger, movdf_integer): Likewise. Handle SSE1.
396 (movsf_1, movsf_1_nointerunit): Line up constraint alternatives.
397 (swapsf): Use fp_register_operand, don't disable for TARGET_SSE.
399 (swapxf): Enable only for TARGET_80387.
400 (movv2sf, movv2sf_internal, pushv2sf): Enable for MMX.
401 (movtf): Remove double-check for TARGET_64BIT.
402 (movv2df_internal): Enable for SSE1.
403 (movv8hi_internal, movv16qi_internal): Likewise.
404 (movv2df, movv8hi, movv16qi): Likewise.
405 (pushv2di, pushv8hi, pushv16qi, pushv4si): Likewise.
406 (pushdi2_rex64, movv4sf_internal, movv4si_internal, movv2di_internal,
407 movv8qi_internal, movv4hi_internal, movv2sf_internal,
408 movv2df_internal, movv8hi_internal, movv16qi_internal,
409 movti_internal): Add leading '*' to name.
411 2004-12-17 Dale Johannesen <dalej@apple.com>
413 * c-decl.c (diagnose_mismatched_decls): Accept mismatched
414 function types: void with previous implicit int.
416 2004-12-17 Andreas Krebbel <krebbel1@de.ibm.com>
418 * config/s390/s390.c (s390_gimplify_va_arg): Set alias set to
421 2004-12-17 Jan Beulich <jbeulich@novell.com>
424 * config/i386/i386.c (enum x86_64_reg_class): Define
425 X86_64_COMPLEX_X87_CLASS.
426 (x86_64_reg_class_names): Add name for X86_64_COMPLEX_X87_CLASS.
427 (merge_classes): Handle X86_64_COMPLEX_X87_CLASS.
428 (classify_argument): XCmode is X86_64_COMPLEX_X87_CLASS.
429 (examine_argument): X86_64_COMPLEX_X87_CLASS requires two
430 registers when dealing with a return value.
431 (construct_container): Handle X86_64_COMPLEX_X87_CLASS.
432 Eliminate impossible case of two X87/X87UP pairs (this now is
433 being expressed by a single COMPLEX_X87).
434 (x86_libcall_value): XCmode gets returned in st0/st1.
436 2004-12-17 Steven Bosscher <stevenb@suse.de>
438 * tree.c (type_contains_placeholder_1): Always return false
439 for VECTOR_TYPE if its TREE_TYPE does not contain a placeholder.
441 2004-12-17 Uros Bizjak <uros@kss-loka.si>
443 * config/i386/i386.md (extendsfdf2, *extendsfdf2_1,
444 *extendsfdf2_1_sse_only): Unify enable constraint with
445 respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH
446 and TARGET_MIX_SSE_I387.
447 (*extendsfdf2_i387): New insn pattern.
448 (*extendsfdf2_1): Rename to *extendsfdf2_mixed. Fix
449 register constraint for operand 0.
450 (*extendsfdf2_1_sse_only): Rename to *extendsfdf2_sse.
451 (*extend{s,d}fxf2_1): Rename to *extend{s,d}fxf2_i387.
453 2004-12-16 Andrew Pinski <pinskia@physics.uc.edu>
456 * config/darwin.c (machopic_symbol_defined_p): Return false
457 if the binds local and is a common symbol.
459 2004-12-16 Richard Henderson <rth@redhat.com>
461 * config/i386/i386.md (extv, extzv, insv): Revalidate the
462 operand with ext_register_operand.
464 2004-12-16 Kazu Hirata <kazu@cs.umass.edu>
466 * global.c: Fix a comment typo.
468 2004-12-16 Eric Botcazou <ebotcazou@libertysurf.fr>
469 Roger Sayle <roger@eyesopen.com>
471 PR tree-optimization/18707
472 * cfgloopmanip.c (create_preheader): Move the preheader
473 only if the latch was falling through to the header.
475 2004-12-16 Danny Smith <dannysmith@users.sourceforge.net>
478 * config/i386/cygwin.h (GTHREAD_USE_WEAK): Define to 0.
480 2004-12-16 Richard Henderson <rth@redhat.com>
481 Aldy Hernandez <aldyh@redhat.com>
483 * simplify-rtx.c (simplify_replace_rtx): Do not blindly replace
486 2004-12-16 H.J. Lu <hongjiu.lu@intel.com>
489 * config/alpha/t-osf4 (SHLIB_LINK): Use `.backup' as the suffix
490 to back up the existing shared library.
491 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
492 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
493 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
494 * config/sh/t-linux (SHLIB_LINK): Likewise.
495 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
496 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
497 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
498 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
500 * config/i386/t-nwld (SHLIB_LINK): Don't use the temporary
503 2004-12-16 Richard Henderson <rth@redhat.com>
505 * Makefile.in (MD_DEPS, s-mddeps): New.
506 (s-config, s-conditions, s-flags, s-codes, s-constants, s-emit,
507 s-recog, s-opinit, s-extract, s-peep, s-attr, s-attrtab, s-output,
508 s-preds): Depend on MD_DEPS instead of md_file.
509 (genobjnames): Add genmddeps.o
510 (build/genmddeps, build/genmddeps.o): New.
511 (mostlyclean): Remove mddeps.mk.
512 * genmddeps.c: New file.
513 * gensupport.c (include_callback): New.
514 (process_include): Call it.
515 * gensupport.h (include_callback): Declare.
517 2004-12-16 Nathan Sidwell <nathan@codesourcery.com>
519 * local-alloc.c (block_alloc): Replace IN_RANGE with simple
522 * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
524 2004-12-16 Mark Dettinger <dettinge@de.ibm.com>
526 * config/s390/s390.c (struct processor_costs): Two new fields:
528 (s390_rtx_costs): Added handling of multipy and add in SFmode.
529 More precise values for cost of multiply and add.
531 2004-12-15 Richard Henderson <rth@redhat.com>
534 * config/i386/i386.md (sse compare splitter): Test for SF and DFmode
535 explicitly instead of using VALID_SSE_REG_MODE.
537 2004-12-15 Richard Henderson <rth@redhat.com>
540 * config/i386/i386.md (swaphi_1): Swap with swaphi_2, allow with
542 (swapqi_1): Rename from swapqi. Enable only for no partial reg
543 stall and optimize_size.
545 (swaphi_1, swaphi_2, swapqi_1): Add athlon_decode.
546 (swapsi, swaphi_1, swaphi_2, swapqi_1, swapdi): Remove modrm override.
548 2004-12-16 Uros Bizjak <uros@kss-loka.si>
550 * config/i386/i386.md (*floathisf2_i387, *floathidf2_i387):
551 Also enable for TARGET_MIX_SSE_I387.
553 2004-12-16 Uros Bizjak <uros@kss-loka.si>
555 * config/i386/i386.md (sqrt{s,d}f2_1, sqrt{s,d}f2_1_sse_only,
556 sqrt{s,d}f2_i387): Unify enable constraint with respect to
557 TARGET_SSE, TARGET_SSE2, TARGET_USE_FANCY_MATH_387,
558 TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
559 (sqrt{s,d}f2_1): Rename to *sqrt{s,d}f2_mixed.
560 (sqrt{s,d}f2_1_sse_only): Rename to *sqrt{s,d}f2_sse.
561 (sqrt{s,d}f2_i387): Rename to *sqrt{s,d}f2_i387.
562 (*sqrtextendsfdf2): Also enable for TARGET_MIX_SSE_I387.
563 (*sqrtextend?f?f2): Rename to *sqrtextendsfdf2_i387.
565 2004-12-16 Uros Bizjak <uros@kss-loka.si>
567 * config/i386/i386.md (*fop_?f_comm_{,sse,nosse},
568 *fop_?f_1_{,sse,nosse}, *fop_{d,x}f_{2,3,4,5,6}): Unify enable
569 constraint with respect to TARGET_80387, TARGET_SSE, TARGET_SSE2,
570 TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
571 (*fop_?f_{comm,1}): Rename to *fop_?f_{comm,1}_mixed.
572 (*fop_?f_{comm,1}_nosse): Rename to *fop_?f_{comm,1}_i387.
573 (*fop_{d,x}f_{2,3,4,5,6}): Rename to *fop_{d,x}f_{2,3,4,5,6}_i387.
575 2004-12-15 H.J. Lu <hongjiu.lu@intel.com>
578 * configure.ac: Define HAVE_LD_STATIC_DYNAMIC if linker supports
579 -Bstatic/-Bdynamic option.
580 * config.in: Regenerated.
581 * configure: Likewise.
583 * gcc.c (init_spec): Pass -Bstatic/-Bdynamic to ld for static
584 -lunwind if possible.
586 2004-12-15 Daniel Berlin <dberlin@dberlin.org>
588 * cfgloop.c (flow_loops_dump): Don't print out levels.
589 (flow_loops_find): Don't set loop->levels.
590 (flow_loops_level_compute): Make void.
591 * cfgloop.h (struct loops): Remove levels member.
592 Add comment about loops in parray possibly being NULL.
594 2004-12-15 Alexandre Oliva <aoliva@redhat.com>
596 * reload.c (SMALL_REGISTER_CLASS_P): New.
597 (push_secondary_reload, find_reusable_reload, find_reloads): Use
598 it instead of testing only the class size.
600 2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr>
603 * tree-inline.c (expand_call_inline): Set TREE_SIDE_EFFECTS
604 on the STMT_EXPR wrapping up the inlined body.
606 2004-12-15 Vladimir Makarov <vmakarov@redhat.com>
607 Steven Bosscher <stevenb@suse.de>
610 * global.c: Update comments in a few places.
611 (check_earlyclobber): Return true if there are early clobber
613 (calculate_local_reg_bb_info): Do not try to mark earlyclobber
614 regs if there are none.
615 (bb_info, allocate_bb_info, free_bb_info, modify_reg_pav,
616 make_accurate_live_analysis): Rename pavin, pavout to live_pavin,
618 (modify_bb_reg_pav): Remove.
619 (calculate_reg_pav): Use code from modify_bb_reg_pav.
620 (temp_bitmap): New variable.
621 (calculate_reg_pav): Allocate/deallocate temp_bitmap.
623 2004-12-15 Richard Henderson <rth@redhat.com>
626 * config/i386/i386.c (ix86_must_pass_in_stack): Don't return true
628 (gen_reg_or_parallel): New.
629 (function_arg): Use it.
630 (ix86_hard_regno_mode_ok): Test SSE1 and SSE2 separately,
631 MMX and 3DNOW separately.
632 (ix86_rtx_costs): Simplify FLOAT_EXTEND case.
633 (ix86_vector_mode_supported_p): Test SSE1 and SSE2 separately.
634 * config/i386/i386.h (VALID_SSE2_REG_MODE): Move SSE2 cases from ...
635 (VALID_SSE_REG_MODE): ... here.
637 2004-12-15 David Edelsohn <edelsohn@gnu.org>
639 * xcoffout.c (xcoffout_declare_function): Change strncpy to memcpy.
641 2004-12-15 Ian Lance Taylor <ian@wasabisystems.com>
643 * config/arm/arm.c (arm_xscale_rtx_costs): Increase cost of
645 * config/arm/arm.md (mulsi3_compare0): Don't check
647 (mulsi_compare0_scratch, mulsi3_addsi_compare0): Likewise.
648 (mulsi3addsi_compare0_scratch): Likewise.
650 2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr>
653 * libgcc-std.ver (GCC_3.4.4): Inherit from GCC_3.4.2.
654 Export __absvti2, __addvti3, __mulvti3, __negvti2 and __subvti3.
655 * libgcc2.c (__addvsi3): Rename to __addvSI3.
656 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
657 (__addvdi3): Rename to __addvDI3.
658 (__subvsi3): Rename to __subvSI3. Use word type for the result.
659 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
660 (__subvdi3): Rename to __subvDI3.
661 (_mulvsi3): Rename to _mulvSI3.
662 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
663 (_mulvdi3): Rename to _mulvDI3.
664 (__negvsi2): Rename to __negvSI2.
665 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
666 (__negvdi2): Rename to __negvDI2.
667 (__absvsi2): Rename to __absvSI2.
668 New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
669 (__absvdi2): Rename to __absvDI2.
670 * libgcc2.h (64-bit targets): Define COMPAT_SIMODE_TRAPPING_ARITHMETIC.
671 (__absvSI2, __addvSI3, __subvSI3, __mulvSI3, __negvSI2, __absvDI2,
672 __addvDI3, __subvDI3, __mulvDI3, __negvDI2): Define to the appropriate
674 (__absvsi2, __addvsi3, __subvsi3, __mulvsi3, __negvsi2): Declare if
675 COMPAT_SIMODE_TRAPPING_ARITHMETIC.
677 2004-12-15 Kazuhiro Inaoka <inaoka.kazuhiro@reneasas.com>
679 * config/m32r/m32r.h (PREFERRED_DEBUGGING_TYPE):
682 * config/m32r.c (m32r_legitimize_pic_address): Changed
683 to support GOTOFF relocation.
684 * config/m32r.md (UNSPEC_GOTOFF): New.
685 (gotoff_load_addr): New.
687 2004-12-15 Richard Sandiford <rsandifo@redhat.com>
689 * config/mips/mips.c (mips_arg_info): Use FUNCTION_ARG_BOUNDARY to
690 decide whether an argument is double-word aligned.
692 2004-12-15 Richard Henderson <rth@redhat.com>
694 * config/i386/i386.md: Fix missing modes on cmove splitters.
696 2004-12-15 Jan Beulich <jbeulich@novell.com>
698 * mklibgcc.in (libgcc2_c_dep): Add dependency on libgcc2.h.
700 2004-12-15 Uros Bizjak <uros@kss-loka.si>
702 * config/i386/i386.md (floathisf2, *floathisf2_1, floatsisf2,
703 *floatsisf2_i387, *floatsisf2_sse, floatdisf2,
704 *floatdisf2_i387_only, *floatdisf2_i387, *floatdisf2_sse,
705 floathidf2, *floathidf2_1, *floatsidf2_i387, *floatsidf2_sse,
706 floatdidf2, *floatdidf2_i387_only, *floatdidf2_i387,
707 *floatdidf2_sse, floatunssisf2, floatunsdisf2, floatunsdidf2):
708 Unify enable constraint with respect to TARGET_80387, TARGET_SSE,
709 TARGET_SSE2, TARGET_64BIT, TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
710 (*float?i?f_i387): Rename to *float?i?f2_mixed.
711 (*float?i?f2_1): Rename to *float?i?f2_i387.
712 (*float?i?f2_i387_only): Rename to *float?i?f2_i387.
713 (float?ixf2): Penalize integer register operand.
715 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
718 * configure.ac: Add GAS check for HP-UX .nsubspa comdat.
719 * configure, config.in: Rebuilt.
720 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY): Delete
722 * config/pa/pa.c (pa_select_section): Allow uninitialized variables in
723 one-only (comdat) subspaces.
724 * config/pa/som.h (SUPPORTS_SOM_COMDAT): New define.
725 (SUPPORTS_ONE_ONLY): True if SUPPORTS_WEAK or SUPPORTS_SOM_COMDAT are
727 (MAKE_DECL_ONE_ONLY): Place uninitialized variables in common.
729 2004-12-14 Ian Lance Taylor <ian@wasabisystems.com>
731 * combine.c (combine_validate_cost): Consider cost of
732 undobuf.other_insn rather than always allowing the recombination
735 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
737 * pa-host.c (MAP_FAILED): Define if not defined.
738 (pa_gt_pch_use_address): Handle short reads.
740 2004-12-14 Richard Henderson <rth@redhat.com>
743 * config/i386/i386.c (x86_use_bt): New.
744 (ix86_expand_unary_operator): Use MEM_P.
745 (ix86_expand_fp_absneg_operator): New.
746 * config/i386/i386.h (x86_use_bt): Declare.
747 (TARGET_USE_BT): New.
748 * config/i386/i386-protos.h: Update.
749 * config/i386/i386.md (negsf2): Use ix86_expand_fp_absneg_operator.
750 (negdf2, negxf2, abssf2, absdf2, absxf2): Likewise.
751 (negsf2_memory, negsf2_ifs, negsf2_if, negdf2_memory, negdf2_ifs,
752 negdf2_ifs_rex64, negdf2_if, negdf2_if_rex64, negxf2_if,
753 abssf2_memory, abssf2_ifs, abssf2_if, absdf2_memory, absdf2_ifs,
754 absdf2_ifs_rex64, absdf2_if, absxf2_if): Remove.
755 (absnegsf2_mixed, absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed,
756 absnegdf2_sse, absnegdf2_i387, absnegxf2_i387): New. Merge all
757 neg and abs splitters. Handle DFmode in general regs in 64-bit mode.
758 (negextendsfdf2, absextendsfdf2): Disable for non-mixed sse math.
759 (btsq, btrq, btcq): New. Add peepholes as well.
760 (movv4sf_internal splitter): Postpone til after reload.
761 (movv2di_internal splitter): Likewise.
762 * config/i386/predicates.md (const_0_to_63_operand): New.
763 (absneg_operator): New.
765 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
767 * pa.h (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P):
768 Check register number and that reg_renumber is nonzero before using it.
770 2004-12-14 Steve Ellcey <sje@cup.hp.com>
772 * doc/invoke.texi (IA-64 options): Add existing options that
773 weren't already listed.
775 2004-12-14 Jeff Law <law@redhat.com>
777 * tree-outof-ssa.c (coalesce_abnormal_edges): Pass the correct target
778 partition to conflict_graph_merge_regs.
780 2004-12-14 Uttam Pawar <uttamp@us.ibm.com>
781 Janis Johnson <janis187@us.ibm.com>
783 * rs6000.c (rs6000_handle_altivec_attribute_tree): Report errors
784 for vector types with invalid component types.
786 2004-12-14 Jakub Jelinek <jakub@redhat.com>
789 * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2,
790 expand_builtin_mathfn_3): Avoid using arguments passed to
791 save_expr after that call.
793 * fold-const.c (fold_single_bit_test): If flag_syntax_only, pretend
794 LOAD_EXTEND_OP is not defined.
795 (fold): Likewise. If flag_syntax_only, don't depend on BITS_PER_WORD.
797 2004-12-14 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
799 * tree.def, doc/c-tree.texi: Correctly document restrictions on the
802 2004-12-14 Kazu Hirata <kazu@cs.umass.edu>
804 * expr.h (expand_modifier): Define EXPAND_STACK_PARM as 1.
806 2004-12-14 Richard Earnshaw <rearnsha@arm.com>
809 arm-cores.def (arm926ej-s, arm1026ej-s, arm1136j-s, arm1136-jfs)
810 (arm1176jz-s, arm1176jzf-s, mpcorenovfp, mpcore): Add load-scheduling
813 2004-12-14 Diego Novillo <dnovillo@redhat.com>
815 * tree-gimple.c (get_base_address): Update documentation.
817 2004-12-13 Richard Henderson <rth@redhat.com>
820 * passes.c (rest_of_clean_state): Fix computation of
821 preferred_incoming_stack_boundary.
823 2004-12-13 Wolfgang Bangerth <bangerth@dealii.org>
825 * reload.h: Remove struct needs and its only use.
827 2004-12-13 Roger Sayle <roger@eyesopen.com>
829 PR rtl-optimization/18928
830 * simplify_rtx.c (plus_minus_operand_p): New function to encode
831 the test for suitable operands for calls to simplify_plus_minus.
832 Only allow (CONST (PLUS x y)) if both x and y are CONSTANT_P.
833 (simplify_binary_operation): Use plus_minus_operand_p.
835 2004-12-13 Alexandre Oliva <aoliva@redhat.com>
838 * tree-inline.c (setup_one_parameter): Don't directly map a
839 parameter to the address of another variable of the same
842 2004-13-12 Steven Bosscher <stevenb@suse.de>
844 * basic-block.h (PROP_POSTRELOAD): Do not include PROP_AUTOINC, we
845 can never create autoinc insns after reload.
847 2004-12-13 Jeff Law <law@redhat.com>
848 Kazu Hirata <kazu@cs.umass.edu>
850 PR tree-optimization/18694
851 * tree-ssa-dom.c (thread_across_edge): Do not thread jumps if a
852 PHI argument is set from a PHI_RESULT in the same block and the
853 PHI argument is not the same as the PHI result.
855 2004-12-13 David Edelsohn <edelsohn@gnu.org>
857 * xcoffout.c (xcoffout_declare_function): Always strip storage
860 2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
863 * config/darwin.c (darwin_assemble_visibility): Fix minor diagnostic
864 problem, adding a space at the end of the string before concatenation.
866 2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
868 * c-common.c (fname_as_string): Free namep if we are returning
871 * tree-ssa-dom.c (record_edge_info): Fix memory leak.
873 2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
875 * tree-cfg.c (remove_useless_stmts_cond): Call fold on COND_EXPR_COND.
877 2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
879 * tree-ssa-dom.c (record_equivalences_from_phis): Speed up by
880 doing a pointer comparison.
882 * tree-ssa-dom.c (record_equivalences_from_phis): Add a
885 * defaults.h, stmt.c, tree-cfg.c, tree-ssa-dce.c: Fix comment
888 2004-12-13 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
890 * config/m32r/t-linux (SHLIB_MAPFILES): Add libgcc-glibc.ver to
891 the list rather than replacing the existing value.
893 2004-12-13 Richard Henderson <rth@redhat.com>
895 * cfg.c (dump_flow_info): Don't dump pseudo info after reload.
897 2004-12-13 Richard Henderson <rth@redhat.com>
899 * Makefile.in (insn-preds.o): Depend on REGS_H.
900 * genpreds.c (write_insn_preds_c): Include regs.h.
901 * config/i386/predicates.md (index_register_operand): Use
902 REG_OK_FOR_INDEX_STRICT_P and REG_OK_FOR_INDEX_NONSTRICT_P.
904 * config/i386/i386.h (REG_CLASS_FROM_LETTER): Add 'l'.
905 * config/i386/i386.md (lea_general_1, lea_general_1_zext,
906 lea_general_2, lea_general_2_zext, lea_general_3, lea_general_3_zext,
907 adddi_1_rex64, addsi_1, addsi_1_zext, addhi_1_lea, addqi_1_lea,
908 ashldi3_1_rex64, ashlsi3_1, ashlsi3_1_zext, ashlhi3_1_lea,
909 ashlqi3_1_lea): Use 'l' for index register operand.
910 (ashldi3_1_rex64 splitter): Use index_register_operand.
911 (ashlsi3_1 splitter): Be more careful with modes.
913 2004-12-13 Danny Smith <dannysmith@users.sourceforge.net>
916 * defaults.h (TARGET_USE_JCR_SECTION): New macro.
917 * doc/tm.texi (TARGET_USE_JCR_SECTION): Document it.
918 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Override
921 2004-12-13 Uros Bizjak <uros@kss-loka.si>
925 * config/i386/i386.md (sse_movss, sse2_movsd, sse2_movhpd):
926 Fix wrong vec_merge selector bitmask.
928 2004-12-12 Richard Henderson <rth@redhat.com>
931 * reg-stack.c (move_nan_for_stack_reg): New.
932 (subst_stack_regs_pat): Use it.
933 (move_for_stack_reg): Handle source register not live with a nan.
935 2004-12-12 Richard Henderson <rth@redhat.com>
937 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatch
938 errors across operations.
940 2004-12-12 Di-an Jan <dianj@freeshell.org>
942 * doc/passes.texi (Pass Manager): Correct list of source files.
944 2004-12-12 Richard Henderson <rth@redhat.com>
946 * expr.c (emit_move_change_mode): New.
947 (emit_move_via_alt_mode): Use it.
949 2004-12-12 Nathanael Nerode <neroden@gcc.gnu.org>
950 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
953 * dojump.c (do_compare_and_jump): Only canonicalize function pointers
954 in a comparison if both sides are function pointers.
956 2004-12-12 Richard Henderson <rth@redhat.com>
959 * config/i386/i386.md (all splits and peepholes): Use flags_reg_operand
960 and compare_operator to propagate the input CC mode to the output.
961 * config/i386/predicates.md (compare_operator): New.
963 2004-12-12 Andrew Pinski <pinskia@physics.uc.edu>
966 * expr.c (get_inner_reference): Remove NON_LVALUE_EXPR, NOP_EXPR,
968 (handled_component_p): Likewise.
970 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
972 * reg-stack.c (convert_regs_2): Free stack.
974 * tree-ssa-dom.c (thread_across_edge, dom_opt_finalize_block): Fix
977 2004-12-12 Daniel Berlin <dberlin@dberlin.org>
979 * tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null.
980 * tree-ssa-loop-im.c (determine_lsm): tree_root may not have a real
983 2004-12-12 Diego Novillo <dnovillo@redhat.com>
985 * tree-gimple.c (get_base_address): Update documentation.
987 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
989 * lcm.c (optimize_mode_switching): Free ptr even when mode_set
992 2004-12-12 Roger Sayle <roger@eyesopen.com>
994 * reg-stack.c (change_stack): Avoid placing the new top-of-stack in
995 its correct location during popping if we need to permute the stack
996 afterwards. Attempt to preserve the original stack ordering.
998 2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
1000 * lcm.c (optimize_mode_switching): Free insert and delete in
1003 2004-12-11 David Edelsohn <edelsohn@gnu.org>
1004 Ulrich Weigand <uweigand@de.ibm.com>
1007 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Reload all
1008 constants into all register classes intersecting with FLOAT_REGS
1010 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Same.
1011 * config/rs6000/rs6000.md (movdi_internal32): Ignore FPRs when
1012 choosing register preferences.
1013 (movdi_internal64): Same.
1015 2004-12-11 Kazu Hirata <kazu@cs.umass.edu>
1017 * tree-into-ssa.c (rewrite_ssa_into_ssa): Free SSA_NAME_AUX
1018 before we release an SSA_NAME.
1020 2004-12-11 Roger Sayle <roger@eyesopen.com>
1023 * fold-const.c (fold_unwidened_comparison): Use omit_one_operand
1024 instead of constant_boolean_node as arg0 may have side-effects.
1026 2004-12-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1028 * pa-host.c (pa_gt_pch_use_address): Use lseek and read to copy PCH
1029 file to anonymous private map.
1031 2004-12-10 Roger Sayle <roger@eyesopen.com>
1035 * dojump.c (do_jump): When attempting to reverse the effects of
1036 fold_single_bit_test, we need to STRIP_NOPS and narrowing type
1037 conversions, and handle BIT_XOR_EXPR that's used to invert the
1038 sense of the single bit test.
1040 2004-12-10 Devang Patel <dpatel@apple.com>
1043 * gcc.c (main): Do not break out of loop when error is reported while
1044 processing one source file.
1046 2004-12-10 Diego Novillo <dnovillo@redhat.com>
1048 * tree-into-ssa.c (REWRITE_THIS_STMT): Define.
1049 (mark_def_sites): Clear REWRITE_THIS_STMT for statements that
1050 don't need any operands rewritten.
1051 (rewrite_stmt): Ignore statements that don't need to be
1053 (rewrite_operand): Validate that an existing SSA_NAME is
1054 identical to the current reaching definition of the operand.
1056 2004-12-10 Diego Novillo <dnovillo@redhat.com>
1058 * tree-dfa.c (mark_call_clobbered_vars_to_rename): New function.
1059 * tree-vectorizer.c (vectorizable_load): Call it.
1060 * tree-flow.h (mark_call_clobbered_vars_to_rename): Declare.
1061 * tree-sra.c (mark_all_v_defs): Also mark VUSEs for renaming.
1063 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
1065 * regmove.c (combine_stack_adjustments_for_block): Free
1066 memlist if it hasn't been freed.
1068 2004-12-10 Ziemowit Laski <zlaski@apple.com>
1070 * c-typeck.c (lookup_field): Check if a TYPE_LANG_SPECIFIC
1071 pointer field is set before dereferencing it.
1073 2004-12-10 Andrew Pinski <pinskia@physics.uc.edu>
1076 * tree-cfg.c (remove_bb): Put the moved label at the beginning
1079 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
1081 * tree-data-ref.c (free_data_refs): Free each data_reference
1084 * tree-ssa-dom.c (thread_across_edge): Speed up by avoiding a
1085 call to is_gimple_min_invariant if we know the result.
1087 2004-12-10 Jeff Law <law@redhat.com>
1089 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
1090 redundant test of v_ann->mem_tag_kind.
1092 * tree-ssa-operands.c (get_indirect_ref_operands): Remove
1093 redundant conditional clearing opf_kill_def.
1095 2004-12-10 Richard Sandiford <rsandifo@redhat.com>
1097 * config/frv/frv-modes.def: Fix comment typos.
1098 (CC_NZ): Define new mode.
1099 * config/frv/frv-protos.h (frv_select_cc_mode): Declare.
1100 (condexec_intop_cmp_operator): Delete.
1101 * config/frv/frv.c (comparison_string): New function.
1102 (frv_print_operand): Use it to handle 'c' and 'C'.
1103 (relational_operator): Redefine in terms of integer_relational_operator
1104 and float_relational_operator.
1105 (signed_relational_operator, unsigned_relational_operator): Delete.
1106 (integer_relational_operator): New predicate, combining the above.
1107 Check the mode of the first operand but leave frv.md to check the rest.
1108 (float_relational_operator): Just check the mode of the first operand
1109 and leave frv.md to check the rest.
1110 (intop_compare_operator): Assume the result is compared with zero
1111 in mode CC_NZmode. Allow PLUS and MINUS. Leave frv.md to check
1112 the operand predicates.
1113 (condexec_intop_cmp_operator): Delete.
1114 (frv_ifcvt_modify_tests, frv_ifcvt_modify_multiple_tests)
1115 (frv_hard_regno_mode_ok): Handle CC_NZmode.
1116 (frv_select_cc_mode): New function.
1117 * config/frv/frv.h (SELECT_CC_MODE): Use frv_select_cc_mode.
1118 (REVERSIBLE_CC_MODE): Include CC_NZmode.
1119 (PREDICATE_CODES): Replace entries for signed_relational_operand and
1120 unsigned_relational_operator with one for integer_relational_operator.
1121 Delete entry for condexec_intop_cmp_operator.
1122 * config/frv/frv.md (movcc_nz, *internal_movcc_nz, reload_incc_nz)
1123 (reload_outcc_nz, *cmpsi_cc_nz, *cond_exec_cmpsi_cc_nz): New patterns.
1124 (*combo_intop_compare2, *combo_intop_compare4): Delete.
1125 (*combo_intop_compare1): Change mode to CC_NZ.
1126 (*combo_intop_compare2): Likewise. Renamed from *combo_intop_compare3.
1127 (branch_{un,}signed_true, branch_{un,}signed_false)
1128 (*scc_{un,}signed, *scc_neg1_{un,}signed, *ck_{un,}signed)
1129 (*movqicc_internal1_{un,}signed, *movqicc_internal2_{un,}signed)
1130 (*movhicc_internal1_{un,}signed, *movhicc_internal2_{un,}signed)
1131 (*movsicc_internal1_{un,}signed, *movsicc_internal2_{un,}signed)
1132 (*movsfcc_has_fprs_{un,}signed, *movsfcc_no_fprs_{un,}signed)
1133 (*return_{unsigned_,}true, *return_{unsigned_,}false): Merge these
1134 pattern pairs. Use integer_relational_operator. Remove mode from
1137 2004-12-10 Mark Dettinger <dettinge@de.ibm.com>
1139 * config/s390/s390.c (struct processor_costs): New fields ml,
1141 (s390_rtx_costs): Added the missing handling of multiply & add,
1142 square root, and umulsidi.
1144 2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
1146 * expmed.c (synth_mult): Initialize new_limit.latency before
1147 making a recursive call.
1149 2004-12-10 Nick Clifton <nickc@redhat.com>
1151 * config/mn10300/mn10300.c (legitimate_address_p): Reject address
1152 whose index is itself the sum of two other parts.
1154 2004-12-10 Alan Modra <amodra@bigpond.net.au>
1156 * config/t-slibgcc-sld (SHLIB_LINK): Correct symlink.
1158 2004-12-10 Uros Bizjak <uros@kss-loka.si>
1160 * config/i386/i386.md (*cmpfp_sf): Change type attribute to "multi".
1162 2004-12-09 Richard Henderson <rth@redhat.com>
1165 * attribs.c (decl_attributes): Use relayout_decl.
1166 * c-common.c (handle_mode_attribute): Copy all relevant type
1167 parameters from the new underlying integral type.
1169 2004-12-09 Richard Henderson <rth@redhat.com>
1171 * c-common.c (shorten_compare): Don't special-case min/maxval
1174 2004-12-09 Richard Sandiford <rsandifo@redhat.com>
1176 * simplify-rtx.c (simplify_subreg): In the CONCAT case, check whether
1177 the request subreg is entirely contained in the requested component.
1178 (simplify_gen_subreg): Return null for CONCATs that are rejected
1180 * expmed.c (store_bit_field): Create a temporary when changing the
1181 value to an integer mode.
1183 2004-12-09 David Edelsohn <edelsohn@gnu.org>
1185 * real.c (ibm_extended): Correct comment.
1187 2004-12-09 Stan Shebs <shebs@apple.com>
1189 * config/rs6000/darwin-asm.h: New file, 32/64-bit assembly macros
1190 formerly in darwin-tramp.asm.
1191 * config/rs6000/darwin-tramp.asm: Include darwin-asm.h.
1192 * config/rs6000/darwin-fpsave.asm: Use 32/64-bit macros.
1193 * config/rs6000/t-darwin: Add dependencies.
1195 2004-12-09 Richard Henderson <rth@redhat.com>
1198 * config/i386/i386.md (testqi_1_maybe_si, andqi_2_maybe_si): New.
1199 (test_qi_1, andqi_2): Do not promote to simode.
1201 2004-12-09 Andrew Pinski <pinskia@physics.uc.edu>
1204 * tree-chrec.c (chrec_convert): Use fold_convert
1207 2004-12-09 Matt Rice <ratmice@yahoo.com>
1209 PR preprocessor/18102
1210 * c-incpath.c (remove_duplicates): Check for construct
1213 2004-12-09 Dorit Naishlos <dorit@il.ibm.com>
1215 * genopinit.c (vec_realign_store_optab): Initialization removed.
1216 * optabs.c (optab_for_tree_code): REALIGN_STORE_EXPR case removed.
1217 * optabs.h (optab_index): OTI_vec_realign_store Removed.
1218 (vec_realign_store_optab): Removed.
1219 * target-def.h (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Removed.
1220 * target.h (builtin_mask_for_store): Removed.
1221 * tree.def (REALIGN_STORE_EXPR): Removed.
1222 * config/rs6000/rs6000.c (rs6000_builtin_mask_for_store): Removed.
1223 (altivec_builtin_mask_for_store): Removed.
1224 (altivec_init_builtins): Removed initialization of
1225 altivec_builtin_mask_for_store.
1227 * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
1228 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): New.
1230 2004-12-09 Nathan Sidwell <nathan@codesourcery.com>
1232 * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
1234 * tree.def (SET_TYPE): Remove.
1235 (CONSTRUCTOR): Update description.
1236 * builtins.c (type_to_class) Remove SET_TYPE case.
1237 * dbxout.c (dbxout_type): Likewise.
1238 * dwarf2out.c (is_base_type): Likewise.
1239 (gen_set_type_die): Remove.
1240 (gen_type_die): Remove SET_TYPE case.
1241 * expr.c (count_type_elements): Likewise.
1242 (mostly_zeroes_p): Likewise.
1243 (store_constructor): Likewise.
1244 * print_tree.c (print_node): Likewise.
1245 * stor-layout.c (layout_type): Likewise.
1246 * tree-browser.c (browse_tree): Likewise.
1247 * tree-inline.c (remap_type): Likewise.
1248 * tree-pretty-print.c (dump_generic_node): Likewise.
1249 * tree.c (type_contains_plaeholder_1, type_hash_eq,
1250 variably_modified_type_p, initializer_zerop): Likewise.
1251 * tree.h (SET_OR_ARRAY_CHECK): Remove.
1252 (AGGREGATE_TYPE_P): Remove SET_TYPE check.
1253 (TYPE_DOMAIN): Use ARRAY_TYPE_CHECK.
1254 * typeclass.h (enum type_class): Remove set_type_class.
1255 * varasm.c (const_hash_1): Remove SET_TYPE case.
1256 (compare_constant, copy_constant, output_constant): Likewise.
1257 * config/i386/i386.c (classify_argument): Likewise.
1258 * config/ia64/ia64.c (hfa_element_mode): Likewise.
1259 * config/sparc/sparc.c (sparc_type_code): Likewise.
1262 * tree-inline.c (estimate_num_insns_1): Add RANGE_EXPR case.
1264 2004-12-08 Richard Henderson <rth@redhat.com>
1266 * config/i386/i386.md: Use FLAGS_REG everywhere.
1268 2004-12-08 Eric Christopher <echristo@redhat.com>
1270 * config/mips/mips.c (mips_scalar_mode_supported_p): Rewrite
1271 to avoid call to default function.
1273 2004-12-08 Zack Weinberg <zack@codesourcery.com>
1276 * varasm.c (pending_assemble_externals): New static.
1277 (assemble_external_real): Meat of assemble_external split out
1278 to this new function.
1279 (process_pending_assemble_externals): New function.
1280 (assemble_external): Use gcc_assert. If flag_unit_at_a_time
1281 is true and the basic test passes, merely cons the decl onto
1282 the pending list to be handled later.
1283 * tree.h: Declare process_pending_assemble_externals.
1284 * cgraphunit.c (cgraph_optimize): Call it.
1286 * config/h8300/h8300.h: Do not define ASM_OUTPUT_EXTERNAL.
1288 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
1290 * cfgloopmanip.c (create_preheader): Speed up by "unrolling"
1291 and simplifying FOR_EACH_EDGE.
1293 2004-12-08 Richard Sandiford <rsandifo@redhat.com>
1295 * config/frv/frv.c (frv_sort_insn_group): Always initialize
1298 2004-12-08 Nathan Sidwell <nathan@codesourcery.com>
1301 * gimplify.c (canonicalize_addr_expr): Cope with array of
1303 (gimplify_conversion): Remove redundant checks.
1305 * doc/trouble.texi (Non-bugs): Clarify empty loop removal.
1307 2004-12-08 Uros Bizjak <uros@kss-loka.si>
1309 * config/i386/i386.c (output_387_binary_op,
1310 ix86_prepare_fp_compare_args): Fix is_sse condition.
1312 2004-12-07 Uros Bizjak <uros@kss-loka.si>
1314 * config/i386/i386-protos.h (ix86_split_fp_branch): New rtx
1317 * config/i386/i386.c (output_fp_compare): Fix is_sse condition.
1318 Use EFLAGS_P only when fcomi insn should be used. Fix handling
1319 of eflags_p variable. Change alt table accordingly. For non-fcomi
1320 compare insn always use trailing fnstsw insn. Fix intmode
1321 calculation for ficom insn.
1322 (ix86_split_fp_branch): Add "rtx pushed" as new parameter. Call
1323 ix86_free_from_memory when "pushed" is specified.
1324 (ix86_expand_branch): Change call to ix86_split_fp_branch.
1326 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, *cmpfp_0_xf):
1327 Change eflags_p parameter in call to output_fp_compare.
1328 (*cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf): Remove.
1329 (*cmpfp_2_sf_1, *cmpfp_2_df_1, *cmpfp_2_xf_1): Rename to
1330 *cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf. Change eflags_p
1331 parameter in call to output_fp_compare.
1332 (*cmpfp_2_u): Remove.
1333 (*cmpfp_2_u_1): Rename to *cmpfp_2_u. Change eflags_p parameter
1334 in call to output_fp_compare.
1335 (*ficom_1): Remove insn definition and corresponding define_split.
1336 (*cmpfp_si): New insn definition.
1337 (*fp_jcc_8): New insn definition. Add new splitters for
1338 "memory_operand" and "register_operand".
1339 (define_split): Add new parameter in call to ix86_split_fp_branch.
1341 config/i386/predicates.md (float_operator): New predicate.
1343 2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
1345 * c-common.c (verify_tree): Don't check code length if we know
1346 we are handling tcc_unary.
1347 * print_tree.c (print_node): Remove code to handle RTL
1348 appearing as a part of a tree node.
1349 * tree-gimple.c (recalculate_side_effects): Rename fro as len.
1350 * tree.c (build1_stat): Don't check TREE_CODE_LENGTH.
1351 (PROCESS_ARG): Don't refer to fro.
1352 (build2_stat, build3_stat, build4_stat): Don't compute fro.
1354 2004-12-07 Roger Sayle <roger@eyesopen.com>
1357 * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Move definition earlier.
1358 (expand_mult): Special case powers of two to avoid synth_mult.
1359 * loop.c (product_cheap_p): Handle case where expand_mult does
1360 require/generate any instructions (i.e. multiplication by zero).
1362 2004-12-07 Richard Henderson <rth@redhat.com>
1364 * tree-pretty-print.c (dump_array_domain): Split out from
1365 dump_generic_node; fix off-by-one error on zero-based array bounds.
1366 (dump_generic_node): Use it.
1367 (print_declaration): Likewise.
1369 2004-12-08 Richard Guenther <richard.guenther@uni-tuebingen.de>
1371 * doc/invoke.texi: Adjust default values for
1372 large-function-growth and inline-unit-growth to match
1373 params.def. Clarify used algorithm.
1375 2004-12-07 David Mosberger <davidm@hpl.hp.com>
1378 * config/ia64/ia64.c (ia64_assemble_integer): Add support for
1379 emitting unaligned pointer-sized integers.
1381 2004-12-07 Steven Bosscher <stevenb@suse.de>
1384 * c-typeck.c (c_start_case): Set orig_type to error_mark_node
1385 when the type of the controlling expression is not a valid type.
1387 2004-12-07 Steven Bosscher <stevenb@suse.de>
1389 PR tree-optimization/17340
1390 * tree-ssa-pre.c (compute_antic): Fix comment.
1391 (compute_avail): Do not recurse, instead do a DFS using a stack
1393 (execute_pre): Adjust.
1395 2004-12-07 Ziemowit Laski <zlaski@apple.com>
1397 * c-tree.h (struct lang_type): Rename 'objc_protocols' field
1400 2004-12-07 Eric Christopher <echristo@redhat.com>
1403 * config/netbsd.h (NO_IMPLICIT_EXTERN_C): Define.
1405 2004-12-07 Eric Christopher <echristo@redhat.com>
1407 * config/mips/mips-protos.h (mips_valid_pointer_mode): Move
1409 * config/mips/mips.c: ... here. Make static.
1411 2004-12-07 Eric Christopher <echristo@redhat.com>
1414 * config/mips/mips.c (mips_vector_mode_supported_p): New function.
1415 (TARGET_SCALAR_MODE_SUPPORTED_P): Define to above.
1417 2004-12-07 Kazu Hirata <kazu@cs.umass.edu>
1419 * c-common.c, expr.c, fold-const.c, print-tree.c,
1420 tree-gimple.c, tree-inline.c, tree-pretty-print.c,
1421 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of
1422 first_rtl_op with TREE_CODE_LENGTH.
1423 * tree.c (first_rtl_op): Remove.
1424 Replace uses of first_rtl_op with TREE_CODE_LENGTH.
1425 * tree.h: Remove the prototype for first_rtl_op.
1427 2004-12-07 David Edelsohn <edelsohn@gnu.org>
1429 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
1430 Revert 2004-12-01 change.
1432 2004-12-06 Ziemowit Laski <zlaski@apple.com>
1434 * c-tree.h (struct lang_type): Add 'objc_protocols' field.
1436 2004-12-06 DJ Delorie <dj@redhat.com>
1438 * reload.c (find_valid_class): Fix logic to test inner mode as well.
1439 (push_reload): Pass inner mode.
1441 2004-12-06 Eric Christopher <echristo@redhat.com>
1443 * doc/tm.texi (TARGET_VALID_POINTER_MODE): Document.
1445 2004-12-06 Aldy Hernandez <aldyh@redhat.com>
1447 * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1.
1449 2004-12-06 Zdenek Dvorak <dvorakz@suse.cz>
1450 Kazu Hirata <kazu@cs.umass.edu>
1452 PR tree-optimization/18601
1453 * tree-cfg.c (thread_jumps, thread_jumps_from_bb): Removed.
1454 (tree_forwarder_block_p): Do not consider blocks that are its own
1455 successors forwarders.
1456 (cleanup_forwarder_blocks, remove_forwarder_block): New functions.
1457 (cleanup_tree_cfg): Use cleanup_forwarder_blocks instead of
1459 * tree-flow.h (bb_ann_d): Remove forwardable.
1461 2004-12-06 Kazu Hirata <kazu@cs.umass.edu>
1463 * expr.c (expand_expr_real_1): Remove an "if" whose condition
1466 2004-12-06 Roger Sayle <roger@eyesopen.com>
1468 * c-gimplify.c (gimplify_c_loop): Improve initial implementations
1469 for loops whose conditions are known at compile-time.
1470 * gimplify.c (append_to_statement_list_1): Remove side_effects
1471 parameter, this function should never be called if its false.
1472 (append_to_statement_list): Only call append_to_statement_list_1
1473 if t is non-NULL tree with side-effects.
1474 (append_to_statement_list_force): Likewise, if t is not NULL.
1476 2004-12-06 J"orn Rennecke <joern.rennecke@st.com>
1478 * bt-load.c (btr_def_s): New member own_end;
1479 (add_btr_to_live_range): Add second parameter. Changed caller.
1480 (clear_btr_from_live_range): Clear btrs_live_at_end bit
1481 for the register its definition basic block if own_end is set.
1482 (augment_live_range): Also take btrs_live_at_end into account.
1483 (combine_btr_defs): Don't bother with
1484 other_def->other_btr_uses_after_use if it pertains to a different
1486 (move_btr_def): Set def->other_btr_uses_before_def after
1487 calling combine_btr_defs."
1489 * bt-load.c (augment_live_range): New argument full_range.
1490 Changed all callers.
1492 * bt-load.c (move_tr_def): Set other_tr_uses_before_def
1493 taking new btr assignment into account.
1495 2004-12-05 Daniel Berlin <dberlin@dberlin.org>
1497 * tree-ssa-alias.c (create_global_var): Use void_type_node,
1500 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
1502 * expr.c (expand_expr_real_1): Abort on COND_EXPR of
1505 2004-12-05 Richard Henderson <rth@redhat.com>
1508 * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New.
1509 (builtin_setjmp_receiver_er_sl_1): Use it.
1510 (builtin_setjmp_receiver_er_1): Likewise.
1511 (builtin_setjmp_receiver_er, exception_receiver_er): Remove.
1512 (builtin_setjmp_receiver): Don't split for explicit relocs until
1514 (exception_receiver): Likewise.
1516 2004-12-05 Andrew Pinski <pinskia@physics.uc.edu>
1518 * mklibgcc.in (vis_hide): Add the prototype for the test.
1520 2004-12-05 Roger Sayle <roger@eyesopen.com>
1522 * c-typeck.c (c_finish_loop): Improve initial implementations
1523 for loops whose conditions are known at compile-time.
1525 2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
1527 * builtins.c: Fix comment typos.
1529 2004-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1532 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When
1533 the first/last insn is a sequence, return the first/last insn of the
1537 * mklibgcc.in (vis_hide): Use implementation instead of declaration
1540 2004-12-04 Richard Henderson <rth@redhat.com>
1542 * config/alpha/alpha.c (alpha_expand_unaligned_load): Don't forget to
1543 use ofs in BWX two byte special case.
1544 (alpha_expand_unaligned_store): Likewise.
1546 2004-12-04 Kazu Hirata <kazu@cs.umass.edu>
1548 * gcse.c (gcse_main): Add a comment.
1550 2004-12-04 Andrew Pinski <pinskia@physics.uc.edu>
1553 * builtins.c (fold_builtin_next_arg): Export and return true
1554 when there is a warning or an error.
1555 (expand_builtin_va_start): When fold_builtin_next_arg returns true,
1557 (expand_builtin): Likewise.
1558 * gimplify.c (gimplify_call_expr): Error out if there is not
1559 enough arguments to va_start. Call fold_builtin_next_arg also
1560 on the second argument.
1561 * tree.h (fold_builtin_next_arg): Prototype.
1563 2004-12-04 Alan Modra <amodra@bigpond.net.au>
1565 * mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
1566 Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK,
1567 SHLIB_INSTALL, and SHLIBUNWIND_INSTALL.
1568 * config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of
1569 shlib_dir and shlib_so_name.
1570 * config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise.
1571 * config/t-libunwind-elf (SHLIB_NAME): Likewise.
1572 * config/t-slibgcc-darwin (SHLIB_NAME): Likewise.
1573 * config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise.
1574 * config/t-slibgcc-sld (SHLIB_NAME): Likewise.
1575 (SHLIB_LINK): Don't use shlib_dir when creating symlink.
1577 2004-12-03 Roger Sayle <roger@eyesopen.com>
1579 * doc/tm.texi (TARGET_DELEGITIMIZE_ADDRESS): Document target hook.
1581 2004-12-03 Richard Henderson <rth@redhat.com>
1583 * alias.c (component_uses_parent_alias_set): Rename from
1584 can_address_p. Return bool. Reverse the sense of the result.
1585 Reinstate the check for alias set zero.
1586 (get_alias_set): Update to match.
1587 * alias.h (component_uses_parent_alias_set): Likewise.
1588 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1589 * expr.c (expand_assignment): Likewise.
1590 * expr.h: Remove commented out prototypes that were moved to alias.h.
1592 2004-12-03 Richard Henderson <rth@redhat.com>
1594 * doc/tm.texi (TARGET_BUILD_BUILTIN_VA_LIST): New.
1595 (TARGET_CANNOT_FORCE_CONST_MEM): New.
1597 2004-12-04 Alan Modra <amodra@bigpond.net.au>
1600 * sched-rgn.c (schedule_region): Don't assume REG_SAVE_NOTEs are
1602 * sched-ebb.c (schedule_ebb): Likewise.
1604 2004-12-03 Andreas Schwab <schwab@suse.de>
1606 * Makefile.in (HOSTHOOKS_DEF_H): Define.
1607 (ggc-common.o): Depend on $(HOSTHOOKS_DEF_H).
1608 (host-default.o): Likewise.
1610 2004-12-03 Eric Christopher <echristo@redhat.com>
1612 * config/stormy16/stormy16.md (pushqi, popqi, pushhi,
1613 pophi): Add number of arguments to name so that the
1614 pattern is recognized as a named pattern.
1616 2004-12-03 Janis Johnson <janis187@us.ibm.com>
1618 * doc/extend.texi (AltiVec Builtins): Fix info about signedness.
1620 2004-12-03 Andreas Tobler <a.tobler@schweiz.ch>
1622 * config/rs6000/rs6000.c (rs6000_override_options): Protect
1623 darwin_one_byte_bool with #if.
1625 2004-12-03 Paolo Bonzini <bonzini@gnu.org>
1627 * doc/tm.texi (Misc): Document TARGET_FOLD_BUILTIN.
1629 2004-12-03 H.J. Lu <hongjiu.lu@intel.com>
1631 * mklibgcc.in: Put back the default set of EXTRA_MULTILIB_PART.
1633 2004-12-03 Richard Sandiford <rsandifo@redhat.com>
1635 * configure.ac: Move TL_AC_GCC_VERSION into initialization section.
1636 Set libstdcxx_incdir directly.
1637 * configure: Regenerate.
1639 2004-12-03 Kazu Hirata <kazu@cs.umass.edu>
1641 * tree-ssa-dom.c (record_equivalences_from_phis): Remove an
1642 "if" whose condition is always true.
1644 * cfgrtl.c (rtl_verify_flow_info_1): Use JUMP_P instead of
1647 2004-12-02 Stan Shebs <shebs@apple.com>
1649 * config/rs6000/rs6000.c (rs6000_override_options): Make 64-bit
1650 Darwin default to one-byte bools.
1652 2004-12-02 Richard Henderson <rth@redhat.com>
1655 * simplify-rtx.c (simplify_immed_subreg): Fail complex modes.
1657 2004-12-03 Ben Elliston <bje@au.ibm.com>
1659 * doc/cfg.texi (Edges): Update. Document the edge_iterator data
1660 type and its methods.
1662 2004-12-02 Richard Henderson <rth@redhat.com>
1664 * expr.c (write_complex_part): Use simplify_gen_subreg when the
1665 submode is at least as large as a word.
1666 (read_complex_part): Likewise.
1668 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
1671 * mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for
1672 multilib at a time. Don't build the default set. Don't add
1673 EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove
1674 filter for shared libunwind and libgcc.
1676 2004-12-02 Roger Sayle <roger@eyesopen.com>
1679 * config/i386/i386.c (override_options): If -fomit-frame-pointer has
1680 already been specified, ignore the -momit-leaf-frame-pointer option.
1682 2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
1684 * varasm.c (make_decl_rtl): Add the missing `;'.
1686 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
1688 * tree.c (is_attribute_p): Split out to ..
1689 (is_attribute_with_length_p): Here. Use IDENTIFIER_LENGTH instead
1690 of strlen and compare the string lengths before calling strcmp.
1691 (lookup_attribute): Call is_attribute_with_length_p instead of
1694 2004-12-02 Devang Patel <dpatel@apple.com>
1696 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -gfull and -gused.
1697 * config/rs6000/darwin.h (CC1_SPEC): Do not handle -gfull and -gused.
1698 * config/i386/darwin.h (CC1_SPEC): Same.
1700 2004-12-02 Richard Henderson <rth@redhat.com>
1702 * optabs.c (lowpart_subreg_maybe_copy): New.
1703 (expand_unop, expand_abs_nojump): Use it.
1705 2004-12-02 J"orn Rennecke <joern.rennecke@st.com>
1707 * sh.md (extv, extzv): Add pattern predicate.
1709 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
1711 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
1714 * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
1717 * tree-cfg.c (thread_jumps): Reduce the size of WORKLIST.
1719 2004-12-02 Jeff Law <law@redhat.com>
1721 * tree-eh.c: Revert yesterday's change.
1723 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
1725 * varasm.c (decode_reg_name): Revert change to check for zero
1727 (make_decl_rtl): Make sure that we call decode_reg_name only
1730 2004-12-02 Dorit Naishlos <dorit@il.ibm.com>
1733 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Properly set
1734 then and else labels.
1736 2004-12-02 Andreas Schwab <schwab@suse.de>
1738 * Makefile.in (WERROR_FLAGS): Renamed from WERROR.
1739 (STRICT2_WARN): Use $(WERROR_FLAGS) instead of $(WERROR).
1740 (STAGE2_FLAGS_TO_PASS): Likewise.
1742 * config/i386/x-mingw32: Set WERROR_FLAGS instead of WERROR.
1744 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
1746 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version. Remove
1747 now-redundant AC_SUBSTs.
1748 * aclocal.m4: Include ../config/gcc-version.m4.
1749 * configure: Regenerate.
1751 2004-12-02 Alan Modra <amodra@bigpond.net.au>
1753 * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the
1754 #ifdef RELOCATABLE_NEEDS_FIXUP.
1756 2004-12-01 Roger Sayle <roger@eyesopen.com>
1759 * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct
1760 Intel assembler syntax by using %A1 instead of %*%1.
1762 2004-12-01 Richard Henderson <rth@redhat.com>
1764 * expr.c (expand_assignment): Handle CONCAT both as a final
1765 destination and as a middle point.
1767 2004-12-01 Jeff Law <law@redhat.com>
1769 * tree-eh.c (save_eptr, save_filt): Now file scoped statics.
1770 (honor_protect_cleanup_actions): Only create save_eptr and
1771 save_filt if they do not already exist.
1772 (lower_eh_constructs): Wipe all knowledge of save_eptr and
1773 save_filt before returning.
1775 2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
1777 * tree-phinodes.c (remove_phi_arg_num): Fix a comment.
1779 2004-12-02 Alan Modra <amodra@bigpond.net.au>
1782 * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace
1783 #ifdef RELOCATABLE_NEEDS_FIXUP with if.
1784 * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms
1785 of target_flags_explicit.
1786 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch
1787 case. Define as 0 for non-biarch.
1789 2004-12-01 Zack Weinberg <zack@codesourcery.com>
1791 * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
1792 Change temporary file tag from a prefix to an infix.
1794 2004-12-02 Andreas Schwab <schwab@suse.de>
1796 * gcc.c (struct option_map): Add entry for "--pass-exit-codes".
1798 2004-12-01 Andrew Pinski <pinskia@physics.uc.edu>
1802 * tree-ssa-alias.c (init_alias_info): Get statement operands for all
1803 the statements if aliases_computed_p is true.
1805 2004-12-01 Mark Mitchell <mark@codesourcery.com>
1807 * Makefile.in (WERROR): New variable.
1808 (STRICT2_WARN): Use it.
1809 (STAGE2_FLAGS_TO_PASS): Likewise.
1810 * config/i386/x-mingw32 (WERROR): Add -Wno-format.
1812 2004-12-01 Richard Henderson <rth@redhat.com>
1814 * expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR
1817 2004-12-01 Diego Novillo <dnovillo@redhat.com>
1819 PR tree-optimization/18291
1820 * tree-ssa-copy.c (merge_alias_info): Fix merging of
1821 flow-sensitive alias information. If the new pointer has no
1822 name tag, copy it from the original pointer. Otherwise, make
1823 sure that the pointed-to sets have a common intersection.
1825 2004-12-01 Richard Henderson <rth@redhat.com>
1828 * emit-rtl.c (gen_complex_constant_part): Remove.
1829 (gen_realpart, gen_imagpart): Remove.
1830 * rtl.h (gen_realpart, gen_imagpart): Remove.
1831 * expmed.c (extract_bit_field): Remove CONCAT hack catering to
1832 gen_realpart/gen_imagpart.
1833 * expr.c (write_complex_part, read_complex_part): New.
1834 (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push,
1835 emit_move_complex_push, emit_move_complex, emit_move_ccmode,
1836 emit_move_multi_word): Split out from ...
1837 (emit_move_insn_1): ... here.
1838 (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part.
1839 <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part.
1840 * function.c (assign_parm_setup_reg): Hard-code transformations
1841 instead of using gen_realpart/gen_imagpart.
1843 * expr.c (optimize_bitfield_assignment_op): Split out from ...
1844 (expand_assignment): ... here. Use handled_component_p to gate
1845 get_inner_reference code. Simplify MEM handling. Special case
1846 CONCAT destinations.
1848 * expmed.c (store_bit_field): Use simplify_gen_subreg instead
1849 of gen_rtx_SUBREG directly.
1851 2004-12-01 David Edelsohn <edelsohn@gnu.org>
1852 Nathan Sidwell <nathan@codesourcery.com>
1855 * config/rs6000/rs6000.md (sge): Enable for non-TARGET_POWER.
1860 2004-12-01 Nathan Sidwell <nathan@codesourcery.com>
1863 * params.c (set_param_value): Add range check.
1864 * params.def: Add min and max values. Reformat long strings.
1865 * params.h (struct param_info): Add min and max fields.
1866 (enum compiler_param): Adjust DEFPARAM.
1867 * toplev.c (lang_independent_params): Likewise.
1869 2004-12-01 Alan Modra <amodra@bigpond.net.au>
1872 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave.
1874 2004-12-01 Joseph S. Myers <joseph@codesourcery.com>
1876 * doc/standards.texi: Update for C99 TC2.
1878 2004-11-30 Jeff Law <law@redhat.com>
1880 * sbitmap.c (sbitmap_any_common_bits): New function.
1881 * sbitmap.h (sbitmap_any_common_bits): Prototype.
1882 * modulo-sched.c (sms_schedule_by_order): Use sbitmap_any_common_bits
1883 No longer allocate/free "psp", "pss" sbitmaps.
1884 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Similarly for
1886 (group_aliases): Similarly.
1888 2004-11-30 Nathan Sidwell <nathan@codesourcery.com>
1890 * tree-vectorizer.c (vect_analyze_data_refs): Reformat and avoid
1891 uninitialized variable.
1893 2004-11-30 Eric Christopher <echristo@redhat.com>
1895 * fold-const.c (fold_widened_comparison): Make sure that we're
1896 passing an INTEGER_TYPE to int_fits_type_p.
1897 (fold): Clean up comment.
1899 2004-11-30 Zack Weinberg <zack@codesourcery.com>
1901 * mklibgcc.in: Correct calculation of libgcc_s_soname and
1902 libunwind_soname. Use $out, not $outS, in commands for
1903 no-shared-library case. Move EXTRA_MULTILIB_PARTS rules above
1904 library build rules, make $libunwind_so and $libgcc_s_so
1905 depend on them in the normal fashion, and filter those objects
1906 out of @shlib_objs@.
1908 2004-11-30 Janis Johnson <janis187@us.ibm.com>
1910 * config/rs6000/altivec.h (vec_step_help): Support const vector types.
1912 2004-11-30 Andrew Pinski <pinskia@physics.uc.edu>
1915 * tree-optimize.c (init_tree_optimization_passes): Add a may_alias
1916 pass right after fold builtins.
1918 2004-11-30 Andreas Krebbel <krebbel1@de.ibm.com>
1920 * config/s390/s390-modes.def: Added cc modes documentation.
1921 * config/s390/s390.c: (s390_tm_ccmode, s390_select_ccmode,
1922 s390_expand_addcc): Added cc mode comments.
1923 * config/s390/s390.md: Removed old cc mode documentation.
1925 2004-11-30 Mark Dettinger <dettinge@de.ibm.com>
1927 * config/s390/s390.c (struct processor_costs): New data type.
1928 (s390_cost, z900_cost, z990_cost): New global variables.
1929 (override_options): Initialize s390_cost.
1930 (s390_rtx_costs): Reimplement.
1932 2004-11-29 Daniel Berlin <dberlin@dberlin.org>
1934 Fix PR tree-optimization/18673
1936 * tree-ssa-pre.c: Remove splay-tree.h include.
1937 (bitmap_value_replace_in_set): Fix to add if it does not exist.
1938 (find_or_generate_expression): Remove now-wrong condition.
1939 (create_expression_by_pieces): Fix condition and comment reason
1941 (insert_aux): Fix condition and comment reasons for it.
1942 Factor insertion code from here.
1943 (insert_into_preds_of_block): To here. Fix conditions in factored
1944 function and comment reasons for them.
1946 2004-11-30 Ira Rosen <irar@il.ibm.com>
1949 * tree-vectorizer.c (vect_analyze_data_refs): Use temporary
1950 variable for data_reference when looking for memtag.
1952 2004-11-30 Jakub Jelinek <jakub@redhat.com>
1954 * c-opts.c (check_deps_environment_vars): If spec != NULL, set
1957 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
1959 * tree-vectorizer.c (vect_gen_niters_for_prolog_loop): Use
1960 tree_low_cst instead of TREE_INT_CST_LOW.
1962 2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
1965 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for
1966 decls that are assembled before vectorization takes place.
1967 (vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1.
1969 2004-11-30 Ulrich Weigand <uweigand@de.ibm.com>
1971 * passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks
1972 if local_alloc modified jumps.
1974 2004-11-30 Alan Modra <amodra@bigpond.net.au>
1976 * varasm.c (default_encode_section_info): Don't set SYMBOL_FLAG_SMALL
1978 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Remove TLS
1981 2004-11-30 Zack Weinberg <zack@codesourcery.com>
1983 * gthr-gnat.c, gthr-gnat.h, gthr.h, libgcc2.h, unwind-dw2-fde.h
1984 * unwind.h: Surround all visibility pragmas with #ifndef HIDE_EXPORTS.
1986 * mklibgcc.in: Drastic restructure for comprehensibility.
1987 Remove the old hidden-directive hack.
1988 Eliminate support for .txt files in LIB2ADD etc (never used).
1989 Eliminate support for assembly source files in LIB2ADDEH* and
1990 LIBUNWIND (also never used).
1991 Build up dependency lists for libraries incrementally.
1992 If we have SHLIB_LINK, compile each file twice, once for the
1993 static and once for the shared library; also probe for
1994 -fvisibility=hidden in the generated libgcc.mk. If found,
1995 pass that and -DHIDE_EXPORTS to the compilation of every C
1996 source file going into the static library. If found, generate
1997 hidden-directive lists for every assembly source file going
1998 into the static library, but incorporate them with -include
2000 Write comments into generated libgcc.mk to facilitate debugging.
2001 * Makefile.in: Pass ASM_HIDDEN_OP to mklibgcc.
2002 * config/t-slibgcc-darwin: Define ASM_HIDDEN_OP.
2004 * config/darwin.h (REAL_LIBGCC_SPEC): Put -lgcc back in
2007 2004-11-29 Richard Henderson <rth@redhat.com>
2009 * expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.
2010 (handled_component_p): Likewise.
2011 * alias.c (can_address_p): Reformat and simplify. Handle
2012 REAL/IMAGPART_EXPR. Do not disable addressability based on
2014 * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate
2015 check for REAL/IMAGPART_EXPR.
2016 * gimplify.c (gimplify_compound_lval): Likewise.
2017 * tree-cfg.c (verify_expr): Likewise.
2018 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
2019 * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise.
2020 (convert_local_reference): Likewise.
2021 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise.
2023 2004-11-30 Alan Modra <amodra@bigpond.net.au>
2025 * expr.c (emit_group_load_1): Don't die on const_int orig_src.
2027 2004-11-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2030 * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files.
2031 * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj
2032 and host_xmake_file using new host configuration files.
2034 2004-11-29 Roger Sayle <roger@eyesopen.com>
2036 * reg-stack.c (change_stack): Improve algorithm used to pop regs
2037 off the stack to maximize ffreep usage and reduce fxch count.
2039 2004-11-30 James A. Morrison <phython@gcc.gnu.org>
2042 * c-decl.c (grokdeclarator): Reset DECL_INTIAL to error_mark_node
2045 2004-11-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2047 * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle
2048 REDUCE_BIT_FIELD by applying it to result, not input, of conversion.
2050 2004-11-30 Ben Elliston <bje@au.ibm.com>
2052 * Makefile.in (REGS_H): Depend on $(BASIC_BLOCK_H).
2054 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2057 * c-common.c (handle_visibility_attribute): When the type decl
2058 is really a identifier node, warn about being ignored and return.
2060 2004-11-29 Richard Henderson <rth@redhat.com>
2062 * tree-cfg.c (tree_node_can_be_shared): Fix typo'd error_mark_node.
2064 2004-11-29 Steven Bosscher <stevenb@suse.de>
2066 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge):
2067 Remove CASE_DROPS_THROUGH checks, it is never defined.
2068 * cfglyout.c (fixup_reorder_chain): Likewise.
2069 * cfgrtl.c (rtl_verify_flow_info): Likewise.
2070 * stmt.c (expand_case): Likewise.
2071 * cfgbuild.c (make_edges): Likewise. Also remove force_fallthru,
2073 * system.h (CASE_DROPS_THROUGH): Poison.
2074 * doc/md.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
2075 * doc/tm.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
2077 * config/v850/v850.h: Remove commented out CASE_DROPS_THROUGH.
2079 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2082 * tree-cfg.c (tree_node_can_be_shared): Error_mark_node can be
2085 2004-11-29 Diego Novillo <dnovillo@redhat.com>
2087 PR tree-optimization/18712
2088 * tree-into-ssa.c (insert_phi_nodes_for): Pass argument
2089 WORK_STACK by reference.
2090 Call VEC_safe_push instead of VEC_quick_push.
2093 2004-11-29 Daniel Jacobowitz <dan@codesourcery.com>
2096 * Makefile.in (c-lang.o): Update dependencies.
2097 * c-lang.c: Include "c-pragma.h".
2098 (finish_file): Call maybe_apply_pending_pragma_weaks.
2099 * c-pragma.c (maybe_apply_pending_pragma_weaks): New function.
2100 * c-pragma.h (maybe_apply_pending_pragma_weaks): New prototype.
2102 2004-11-29 Richard Henderson <rth@redhat.com>
2105 * config/ia64/predicates.md (sdata_symbolic_operand): Deny offsets
2106 outside the referenced object.
2108 2004-11-29 Kazu Hirata <kazu@cs.umass.edu>
2110 * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use
2111 EDGE_PRED instead of PHI_ARG_EDGE.
2112 * tree-ssa-live.c: Likewise.
2113 * tree-ssa-loop-manip.c: Likewise.
2114 * tree-ssa.c: Likewise.
2116 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by
2117 simplifying edge manipulation.
2119 * cfgrtl.c (rtl_tidy_fallthru_edge): Speed up by using
2122 * tree-cfg.c (tree_redirect_edge_and_branch): Call find_edge
2125 * cfg.c (flow_obstack): Remove.
2126 (flow_firstobj): Likewise.
2127 (init_flow): Remove all uses of flow_obstack.
2129 2004-11-29 Alan Modra <amodra@bigpond.net.au>
2131 * varasm.c (default_elf_select_section_1): Only pass DECL_P decl
2134 2004-11-29 Nathan Sidwell <nathan@codesourcery.com>
2136 * opts.c (decode_options): Do not set max-inline-insns-rtl.
2137 (common_handle_option): Likewise.
2138 * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove.
2139 * params.h (MAX_INLINE_INSNS_RTL): Remove.
2140 * doc/invoke.texi (max-inline-insns-rtl): Remove.
2142 2004-11-29 Alan Modra <amodra@bigpond.net.au>
2145 * varasm.c (default_elf_select_section_1): Pass decl to named_section.
2147 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
2150 * gimplify.c (gimplify_asm_expr): If the length of an output operand
2151 is zero, do not process it, just let it go through.
2153 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2154 Diego Novillo <dnovillo@redhat.com>
2156 PR/18662, also backported from tree-cleanup-branch.
2157 * tree-ssa-ccp.c (substitute_and_fold): If replaced anything,
2158 always call maybe_clean_eh_stmt and modify_stmt.
2160 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2163 * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
2164 Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
2165 * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
2166 add an inverse VIEW_CONVERT_EXPR to const_val.
2169 * tree-nested.c (check_for_nested_with_variably_modified): New.
2170 (create_nesting_tree): Call it.
2172 * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove
2173 special code for assigning to non-pointer.
2174 (is_escape_site): If RHS is a conversion between pointer and integer
2175 types, this is an escape site.
2177 * gcse.c (insert_store): Error if try to insert store on abnormal edge.
2178 (store_motion): Don't move store if any edge we'd want to move it
2181 * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with
2182 non-zero lower bound.
2184 * expr.c (categorize_ctor_elements_1, case STRING_CST): New case.
2186 2004-11-28 Matt Kraai <kraai@alumni.cmu.edu>
2189 * opts.c (find_opt): Require that the input match a switch exactly
2190 or that the switch take a joined option to be interpreted as a
2191 match for another language.
2193 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
2195 * timevar.def (TV_TREE_REDPHI): New timevar.
2196 * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id.
2198 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
2200 PR preprocessor/17651
2201 * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
2202 flag_no_line_commands.
2203 * c-ppoutput.c (pp_file_change): Remove now-redundant check of
2206 2004-11-28 Theodore A. Roth <troth@openavr.org>
2208 * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a
2209 warning if the function name does not begin with "__vector" and the
2210 function has either the 'signal' or 'interrupt' attribute.
2212 2004-11-28 Theodore A. Roth <troth@openavr.org>
2214 * config/avr/avr.c (avr_mcu_types): Add entries for atmega48,
2215 atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165,
2216 atmega325, atmega3250, atmega645 and atmega6450.
2217 * config/avr/avr.h (LINK_SPEC): Ditto.
2219 (LIBGCC_SPEC): Ditto.
2220 (CRT_BINUTILS_SPECS): Ditto.
2221 * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
2223 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
2225 PR preprocessor/17610
2226 * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
2228 2004-11-28 Jeff Law <law@redhat.com>
2230 * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
2231 (pass_maybe_create_global_var): New.
2232 * tree-pass.h (pass_maybe_create_global_var): Declare.
2233 * tree-optimize.c (init_tree_optimization_passes): Link in
2234 pass_maybe_create_global_var.
2236 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2238 * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment.
2240 2004-11-28 Ulrich Weigand <uweigand@de.ibm.com>
2242 PR rtl-optimization/18420
2243 * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change.
2245 2004-11-28 Steven Bosscher <stevenb@suse.de>
2246 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2248 * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
2249 * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
2250 that the case is in range, to make sure the casesi insn is always
2251 in range and never falls through.
2252 (casesi1): Add comment to explain why casesi never falls through.
2253 Remove the unnamed special case casesi pattern.
2255 2004-11-28 Hans-Peter Nilsson <hp@bitrange.com>
2258 * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from
2259 "*movdicc_real". Only match reversible comparisons.
2260 ("*movdicc_real_nonreversible"): New pattern, split from
2261 "*movdicc_real". Match only nonreversible comparisons. Exclude
2262 reversed alternatives.
2263 ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"):
2266 2004-11-27 Richard Henderson <rth@redhat.com>
2268 * config/ia64/ia64.md: Move all define_predicate's ...
2269 * config/ia64/predicates.md: ... here. New file.
2271 2004-11-27 Per Bothner <per@bothner.com>
2274 Re-applied following, with two modifications: add a URL for the
2275 fixed cctools; only exit if $build = $target.
2277 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
2278 * configure.ac (powerpc-*-darwin*): Require assembler to support
2280 * configure: Regenerate.
2282 2004-11-28 David Edelsohn <edelsohn@gnu.org>
2285 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of
2286 EQ, GTU, and LTU costs. Add costs for GT, LT, and UNORDERED.
2287 Distinguish between SImode and DImode CONST_INT.
2289 2004-11-28 Andreas Fischer <a_fisch@gmx.de>
2290 Alan Modra <amodra@bigpond.net.au>
2293 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
2294 functions, strings and thread-local vars.
2296 2004-11-28 Alan Modra <amodra@bigpond.net.au>
2298 * config/rs6000/rs6000.h (WORLD_SAVE_P): Define.
2299 * config/rs6000/darwin.h (WORLD_SAVE_P): Define.
2300 * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P
2301 to allow non-darwin ABIs to optimize away code.
2302 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
2304 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
2306 * tree.c (operand_equal_for_phi_arg_p): New.
2307 * tree.h: Add a prototype for operand_equal_for_phi_arg_p.
2308 * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c:
2309 Replace operand_equal_p with operand_for_phi_arg_p
2312 * bb-reorder.c (find_traces_1_round): Speed up by using
2313 EDGE_COUNT instead of FOR_EACH_EDGE.
2315 * fold-const.c, config/i386/linux64.h: Fix comment typos.
2317 2004-11-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2320 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change.
2322 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
2324 * config/i386/linux.h: Fix a comment typo.
2325 * doc/extend.texi: Fix a typo.
2327 2004-11-27 Jeff Law <law@redhat.com>
2329 * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
2332 2004-11-27 Jakub Jelinek <jakub@redhat.com>
2334 * config/i386/linux64.h (REG_NAME): Define.
2336 2004-11-27 Jakub Jelinek <jakub@redhat.com>
2338 * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
2339 unsigned and type signed, build ABS_EXPR with signed_type (ctype)
2340 and only afterwards convert to ctype.
2342 2004-11-27 Richard Sandiford <rsandifo@redhat.com>
2344 * config/mips/mips-protos.h (function_arg_boundary): Declare.
2345 * config/mips/mips.h (PARM_BOUNDARY): Simplify definition.
2346 (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise.
2347 (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function.
2348 * config/mips/mips.c (function_arg_boundary): New function.
2349 Impose a maximum alignment of STACK_BOUNDARY.
2351 2004-11-27 Jakub Jelinek <jakub@redhat.com>
2353 PR rtl-optimization/17825
2354 * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
2357 2004-11-27 Alan Modra <amodra@bigpond.net.au>
2360 * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
2361 from rs6000_default_long_calls for libcalls.
2363 2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2365 * expmed.c (extract_bit_field): When extracting from non-integer mode,
2366 force a SUBREG into a register because we may be taking a further
2369 2004-11-27 Di-an Jan <dianj@freeshell.org>
2371 * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
2373 2004-11-26 Robert Millan <robertmh@gnu.org>
2375 Changes for k*bsd-gnu support.
2376 * config/i386/linux.h: Define REG_NAME to allow overriding of
2377 register names in sc structure.
2378 * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
2380 * config.gcc: Detect x86_64-k*bsd-gnu systems.
2382 2004-11-26 Jeff Law <law@redhat.com>
2384 * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
2385 retrieve annotations or pointer info before it's necessary.
2386 Reorder tests for early continue of the loop. Manually CSE
2389 2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr>
2391 * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
2392 * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
2393 (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
2394 * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
2395 to a fixed reg if the source is the Return Address register.
2396 Implement new Rule 15.
2397 * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
2398 * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
2399 sparc_dwarf_handle_frame_unspec.
2400 (gen_save_register_window): New function.
2401 (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
2402 (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
2403 (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
2404 Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
2405 (sparc_asm_function_prologue): Do not emit call frame debugging info.
2406 (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
2407 (sparc_expand_epilogue): Likewise.
2408 (sparc_dwarf_handle_frame_unspec): New function.
2409 * config/sparc/sparc.md (save_register_window): Remove.
2410 (save_register_windowdi): Rewrite modelled on the callframe debug info.
2411 (save_register_windowsi): Likewise.
2413 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
2415 * config/frv/frv-protos.h: Guard ifcvt functions declarations with
2416 BB_HEAD, not BLOCK_HEAD.
2418 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
2420 * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone
2421 scratch insns that set a register live at the join point.
2423 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
2425 * cse.c, tree-ssa-operands.c: Fix comment typos.
2427 * tree-cfg.c (tree_split_edge): Speed up by using find_edge.
2429 2004-11-26 James A. Morrison <phython@gcc.gnu.org>
2432 * doc/extend.texi (SPARC VIS Built-in Functions): New section.
2434 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
2436 * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the
2437 check that tests if all edges go to the same destination.
2439 * bitmap.c (bitmap_find_bit): Speed up by traversing from
2440 head->first if that seems profitable.
2442 2004-11-25 Jeff Law <law@redhat.com>
2444 * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars.
2445 * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT.
2446 (pass_loop_done): Use TV_TREE_LOOP_FINI.
2448 2004-11-26 Alan Modra <amodra@bigpond.net.au>
2450 PR rtl-optimization/16356
2451 * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
2452 separate output register and one less jump. Enable for powerpc64.
2453 (floatdisf2): Adjust for above.
2455 2004-11-25 Bob Wilson <bob.wilson@acm.org>
2457 * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0.
2458 (GCC_DRIVER_HOST_INITIALIZATION): Define.
2460 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2463 * tree-complex.c (vector_inner_type): New variable moved from
2464 build_word_mode_vector_type.
2465 (vector_last_type): Likewise.
2466 (vector_last_nunits): Likewise.
2467 (build_word_mode_vector_type): Use the new variables.
2468 * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H).
2469 (GTFILES): Add tree-complex.c.
2470 (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules.
2472 2004-11-25 Bob Wilson <bob.wilson@acm.org>
2474 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define
2475 __XTENSA_WINDOWED_ABI__.
2477 2004-11-25 Richard Henderson <rth@redhat.com>
2479 * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument. Save
2480 args_size adjustments for calls even with cfa as stack pointer.
2481 Search calls for stack adjustments after the insn is issued.
2482 (dwarf2out_frame_debug): Add after_p argument; pass it on.
2483 * dwarf2out.h (dwarf2out_frame_debug): Update to match.
2484 * final.c (final_start_function, final_scan_insn): Likewise.
2486 2004-11-25 Richard Henderson <rth@redhat.com>
2489 * reload1.c (set_initial_eh_label_offset): New.
2490 (set_initial_label_offsets): Use it.
2492 2004-11-25 Kaz Kojima <kkojima@gcc.gnu.org>
2494 * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks
2495 before calling life_analysis and release them after.
2497 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
2499 * tree-ssa-forwprop.c (substitute_single_use_vars): Remove
2502 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2504 * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
2505 BITMAP_OBSTACK_ALLOC.
2506 (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
2508 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2510 parts of PR rtl-opt/18463, rtl-opt/17647
2511 * cse.c (canon_for_address): New function.
2512 (find_best_addr): Call canon_for_address before getting the
2513 address's cost when checking if we should take that address.
2515 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
2517 * tree-phinodes.c (add_phi_arg): Take "tree" instead of
2518 "tree *" as the first argument.
2519 * tree-flow.h: Update the prototype of add_phi_arg.
2520 * lambda-code.c, tree-cfg.c, tree-into-ssa.c,
2521 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c,
2522 tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c,
2523 tree-vectorizer.c: Update all call sites of add_phi_arg.
2525 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2527 * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
2528 * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
2529 (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC.
2530 (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE.
2532 2004-11-25 Andrew MacLeod <amacleod@redhat.com>
2534 PR tree-optimization/18587
2535 * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag
2536 call clobbered caches as invalid.
2537 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New. Flag
2538 indicating whether the call clobbered operand cache is valid.
2539 (ssa_ro_call_cache_valid): New. Flag indicating whether the
2540 pure/const call operand cache is valid.
2541 (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New. Cached
2542 list of operands for cached call virtual operands.
2543 (clobbered_aliased_loads, clobbered_aliased_stores,
2544 ro_call_aliased_load): New. flags caching whether alias bits are
2545 to be set in call stmt's.
2546 (fini_ssa_operands): Remove call operand caches if present.
2547 (get_expr_operands, get_asm_expr_operands,
2548 get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand.
2549 (get_call_expr_operands): Add call clobbered variables first.
2550 (add_stmt_operand): Take stmt annotation rather than stmt as a param.
2551 (add_call_clobber_ops, add_call_read_ops): Use the call operand cache
2552 if it is valid, otherise fill the cache.
2553 * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern.
2554 * tree-flow.h (struct var_ann_d): Add in_vuse_list and
2555 in_v_may_def_list bits.
2556 * tree-ssa-operands.c (cleanup_v_may_defs): New. Clear the
2557 in_list bits for the v_may_def elements and empty the operand
2559 (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant
2560 VUSES by checking the in_v_may_def_list bit.
2561 (append_v_may_def, append_vuse): Use the in_list bit rather than
2562 scanning the array for duplicates.
2564 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
2566 * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF
2567 displacements are not short.
2569 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
2571 * config/s390/s390.c (legitimize_pic_address): Use s390_load_address
2574 2004-11-25 Mark Mitchell <mark@codesourcery.com>
2577 * c-common.h (lvalue_use): Move here from c-ctypeck.c.
2578 (lvalue_or_else): Declare.
2579 * c-common.c (lvalue_or_else): Move here from c-typeck.c.
2580 * c-typeck.c (lvalue_use): Remove.
2581 (lvalue_or_else): Remove.
2584 * toplev.c (check_global_declarations): Set DECL_IGNORED_P on
2585 unemitted variables with static storage duration.
2587 2004-11-25 Gerald Pfeifer <gerald@pfeifer.com>
2589 * tree-cfg.c (tree_verify_flow_info): Do not terminate error()
2592 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2594 * config/rs6000/altivec.md (VIshort): New mode macro.
2595 (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace
2597 (altivec_vaddu<VI_char>s): ... this.
2598 (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace
2600 (altivec_vadds<VI_char>s): ... this.
2601 (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace
2603 (altivec_vsubu<VI_char>s): ... this.
2604 (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace
2606 (altivec_vsubs<VI_char>s): ... this.
2607 (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace
2609 (altivec_vavgu<VI_char>): ... this.
2610 (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace
2612 (altivec_vavgs<VI_char>): ... this.
2613 (altivec_vmsumubm, altivec_vmsumuhm): Replace with ...
2614 (altivec_vmsumu<VI_char>m): ... this.
2615 (altivec_vmsummbm, altivec_vmsummhm): Replace
2617 (altivec_vmsumm<VI_char>m): ... this.
2618 (altivec_vandc): Remove.
2619 (*andc<mode>3): Renamed to ...
2620 (andc<mode>3): ... here. Swap operand 1 and 2 numbering.
2621 (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace
2623 (altivec_vrl<VI_char>): ... this.
2624 (altivec_vslb, altivec_vslh, altivec_vslw): Replace
2626 (altivec_vsl<VI_char>): ... this.
2627 (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace
2629 (altivec_vsr<VI_char>): ... this.
2630 (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace
2632 (altivec_vsra<VI_char>): ... this.
2633 (altivec_vsum4sbs, altivec_vsum4shs): Replace with ...
2634 (altivec_vsum4s<VI_char>s): ... this.
2635 (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace
2637 (altivec_vperm_<mode>): ... this.
2638 (altivec_vsel_4sf): Rename to ...
2639 (altivec_vsel_v4sf): ... here.
2640 (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace
2642 (altivec_vsel_<mode>): ... this.
2643 (altivec_vsldoi_4si, altivec_vsldoi_8hi,
2644 altivec_vsldoi_16qi): Rename to ...
2645 (altivec_vsldoi_v4si, altivec_vsldoi_v8hi,
2646 altivec_vsldoi_v16qi): ... here.
2647 (altivec_vsldoi_4sf): Rename to ...
2648 (altivec_vsldoi_v4sf): ... here.
2649 (altivec_predicate_v4si, altivec_predicate_v8hi,
2650 altivec_predicate_v16qi): Replace with ...
2651 (altivec_predicate_<mode>): ... this.
2652 (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace
2654 (altivec_lve<VI_char>x): ... this.
2655 (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace
2657 (altivec_stve<VI_char>x): ... this.
2658 (absv16qi2, absv8hi2, absv4si2): Replace
2660 (abs<mode>2): ... this.
2661 (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace
2663 (altivec_abss_<mode>): ... this.
2664 (vec_realign_load_v16qi, vec_realign_load_v8hi,
2665 vec_realign_load_v4si): Replace with ...
2666 (vec_realign_load_<mode>): ... this.
2667 * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked
2669 (rs6000_expand_ternop_builtin): Likewise.
2671 2004-11-25 Andrew Haley <aph@redhat.com>
2673 * gcc.c (process_command): Don't supply -v to linker.
2675 2004-11-25 Joseph S. Myers <joseph@codesourcery.com>
2677 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs
2678 instead of `%s' in diagnostic.
2680 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
2682 * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
2683 (FREE_REG_SET): Adjust.
2684 * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
2685 * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
2686 (BITMAP_ALLOC): ... here.
2687 (BITMAP_OBSTACK_FREE): Rename to ...
2688 (BITMAP_FREE): Don't check for NULL bitmap here.
2689 * tree-ssa-pre.c (value_insert_into_set_bitmap,
2690 bitmap_set_new): Use new names.
2692 * bt-load.c (migrate_btr_defs): Remove unneeded NULL check.
2693 * df.c (df_free): Likewise.
2694 * ra-build.c (ra_build_free, ra_build_free_all): Likewise.
2695 * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise.
2697 * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ...
2698 (ALLOC_REG_SET): ... here.
2699 (FREE_REG_SET): Adjust.
2700 (XMALLOC_REG_SET, XFREE_REG_SET): Remove.
2701 * bb-reorder.c (fix_crossing_conditional_branches): Adjust.
2702 * cfglayout.c (cfg_layout_duplicate_bb): Adjust.
2703 * cfgrtl.c (rtl_split_block, rtl_split_edge,
2704 safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust.
2705 * flow.c (update_life_info, calculate_global_regs_live,
2706 allocate_bb_life_data, init_propagate_block_info): Adjust.
2707 * global.c (build_insn_chain): Adjust.
2708 * ifcvt.c (dead_or_predicable): Adjust.
2709 * loop-iv.c (simplify_using_initial_values): Adjust.
2710 * recog.c (peephole2_optimize): Adjust.
2711 * sched-deps.c (init_deps_global): Adjust.
2713 2004-11-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2715 * config.gcc (avr-*-rtems*): Fix typo.
2717 2004-11-25 J"orn Rennecke <joern.rennecke@st.com>
2719 * sh.c (sh_output_mi_thunk): Do not call regset_release_memory.
2721 2004-11-24 Jeff Law <law@redhat.com>
2723 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce
2724 the number of queries to random elements in the ai->written_vars
2727 2004-11-24 Roger Sayle <roger@eyesopen.com>
2729 * config/i386/i386.c (override_options): Disable x87 fancy math
2730 intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
2732 2004-11-24 Roger Sayle <roger@eyesopen.com>
2734 * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a
2735 system header conflict on AIX 5.2.
2736 * configure: Regenerate.
2738 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2740 * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx
2741 instead of calling phi_arg_from_edge.
2743 * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge
2746 2004-11-24 Ben Elliston <bje@au.ibm.com>
2748 * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2749 * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise.
2750 * config/i386/i386-protos.h (i386_dwarf_output_addr_const):
2753 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2755 * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS.
2757 * tree-inline.c (copy_body_r): Explicitly copy a constant if the
2758 type will be remapped.
2760 2004-11-24 Steven Bosscher <stevenb@suse.de>
2762 * c-opts.c (c_common_post_options): Don't clear
2763 flag_inline_functions.
2764 * dojump.c (clear_pending_stack_adjust): Remove check on
2765 flag_inline_functions, it's always true.
2766 * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter
2767 that can never trigger.
2768 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at
2769 flag_inline_trees, now that flag_inline_functions is never
2771 * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set
2772 flag_inline_functions at optimization levels greater than
2773 or equal to 3. This is already done by default.
2775 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2777 * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx
2778 instead to find the PHI argument. Do not take I as an
2780 (eliminate_phi): Adjust the call to eliminate_build. Do not
2781 take I as an argument.
2782 (rewrite_trees): Adjust the call to eliminate_phi.
2784 2004-11-24 Richard Sandiford <rsandifo@redhat.com>
2786 * optabs.h (force_expand_binop): Declare.
2787 * optabs.c (force_expand_binop): Export.
2788 * stmt.c (shift_return_value): Delete.
2789 (expand_return): Don't call it.
2790 * expr.h (shift_return_value): Declare.
2791 * calls.c (shift_returned_value): Delete in favor of...
2792 (shift_return_value): ...this new function. Leave the caller to check
2793 for non-BLKmode values passed in the msb of a register. Take said mode
2794 and a shift direction as argument. Operate on the hard function value,
2796 (expand_call): Adjust accordingly.
2797 * function.c (expand_function_start): If a non-BLKmode return value
2798 is padded at the last significant end of the return register, use the
2799 return value's natural mode for the DECL_RESULT, not the mode of the
2801 (expand_function_end): Shift the same sort of return values left by
2802 the appropriate amount.
2804 2004-11-24 Matt Austern <austern@apple.com>
2806 * recog.c (recog_memoized_1): Remove.
2807 * recog.h (recog_memoized_1): Remove declaration.
2808 (recog_memoized): Change from macro to inline function.
2810 2004-11-24 Devang Patel <dpatel@apple.com>
2813 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot.
2814 * config/darwin-c.c (darwin_register_frameworks): Use sysroot.
2816 2004-11-24 Devang Patel <dpatel@apple.com>
2818 * gcc.c (process_command): Supply -v to linker.
2820 2004-11-24 David Edelsohn <edelsohn@gnu.org>
2821 Paolo Bonzini <bonzini@gnu.org>
2823 * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec
2824 vector modes without ALTIVEC_ABI. Use GCC vector instead of
2826 (rs6000_pass_by_reference): Split conditional into pieces. Use
2827 GCC vector instead of synthetic vector.
2829 2004-11-24 Aldy Hernandez <aldyh@redhat.com>
2831 * tree.c (recompute_tree_invarant_for_addr_expr): The address of a
2832 thread-local variable is invariant.
2834 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2836 * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE):
2837 Handle TYPE_REF_CAN_ALIAS_ALL.
2838 (print_declaration): Print array dimensions like dump_generic_node.
2840 * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and
2841 ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them.
2843 2004-11-24 Nathan Sidwell <nathan@codesourcery.com>
2845 * bitmap.c (INLINE): Do not define.
2846 (bitmap_elem_to_freelist, bitmap_element_free,
2847 bitmap_element_allocate, bitmap_clear, bitmap_element_zerop,
2848 bitmap_element_link, bitmap_find_bit): Use inline keyword/macro.
2850 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2852 * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to
2853 find the index of a PHI argument. Use e->dest_idx instead.
2854 Replace hint with index.
2856 * tree-ssa-dom.c (cprop_into_successor_phis): Replace index
2859 2004-11-24 Diego Novillo <dnovillo@redhat.com>
2861 * tree-ssa-alias.c (merge_pointed_to_info): Fix comment
2862 regarding PT_MALLOC.
2864 2004-11-24 Joseph Myers <joseph@codesourcery.com>
2866 * config/i386/i386.c (optimization_options): Use
2867 SUBTARGET_OPTIMIZATION_OPTIONS.
2868 * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define.
2869 (TARGET_SUBTARGET_DEFAULT): Don't include
2870 MASK_OMIT_LEAF_FRAME_POINTER.
2872 2004-11-24 Mark Mitchell <mark@codesourcery.com>
2874 * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE):
2877 2004-11-24 Joseph Myers <joseph@codesourcery.com>
2879 * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES):
2880 Use amd64 instead of 64.
2882 2004-11-24 Mark Mitchell <mark@codesourcery.com>
2883 Joseph Myers <joseph@codesourcery.com>
2885 * crtstuff.c (IN_LIBGCC2): Define it.
2886 (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY
2887 instead of HAVE_LD_RO_RW_SECTION_MIXING.
2888 * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro.
2889 * dwarf2out.c (named_section_eh_frame_section): Check
2890 EH_TABLES_CAN_BE_READ_ONLY.
2891 * except.c (default_exception_section): Likewise.
2892 * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define.
2893 * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document.
2895 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
2897 * tree-ssa-pre.c (phi_translate): Use find_edge to find the
2898 index of a PHI argument.
2900 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use
2901 find_edge to find the index of a PHI argument.
2903 2004-11-24 Steven Bosscher <stevenb@suse.de>
2905 * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
2906 and LABELED_BLOCK_EXPR.
2907 * gimplify.c (gimplify_labeled_block_expr): Remove.
2908 (gimplify_exit_block_expr): Remove.
2909 (gimplify_expr): Don't call them.
2910 * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
2911 and LABELED_BLOCK_EXPR.
2912 (estimate_num_insns_1): Likewise.
2913 (walk_tree): Likewise.
2914 * tree-pretty-print.c (dump_generic_node): Don't handle
2915 EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
2916 * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
2917 (LABELED_BLOCK_EXPR): Likewise.
2918 * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
2919 (LABELED_BLOCK_BODY): Likewise.
2920 (EXIT_BLOCK_LABELED_BLOCK): Likewise.
2921 (EXIT_BLOCK_RETURN): Removed.
2923 2004-11-24 Steven Bosscher <stevenb@suse.de>
2925 * cfgrtl.c (rtl_delete_block): Fix comment.
2926 * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG
2927 or BLOCK_END insn notes.
2928 * jump.c (squeeze_notes): Likewise.
2929 * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and
2930 EH_REGION_END notes, we never have them to begin with.
2931 * sched-deps.c (sched_analyze_insn): When updating loop notes,
2932 verify that we have indeed only recorded loop notes.
2933 (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes.
2934 Only record loop notes.
2936 * cfgexpand.c (tree_expand_cfg): Fix comment.
2938 * passes.c (rest_of_compilation): Don't do a second call to
2939 convert_from_eh_region_ranges from here, it's already called
2941 * except.c (resolve_fixup_regions): Remove.
2942 (remove_fixup_regions): Remove.
2943 (convert_from_eh_region_ranges_1): Remove.
2944 (convert_from_eh_region_ranges): Remove the case where EH is
2945 not already lowered at the tree level. We always lower there.
2947 2004-11-24 Paolo Bonzini <bonzini@gnu.org>
2950 * tree.c (make_vector_type): Move qualifiers to the vector type,
2951 use the inner type's main variant and build a main variant for
2952 the vector type if necessary.
2953 (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
2955 2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2957 * target.h (late_rtl_prologue_epilogue): Remove.
2958 * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
2959 * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
2960 * passes.c (rest_of_handle_prologue_epilogue): Remove and move
2961 remaining bits to...
2962 (rest_of_handle_flow2): ...here.
2963 (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
2964 * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
2966 2004-11-23 Mark Mitchell <mark@codesourcery.com>
2968 * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout.
2969 * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
2970 * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
2972 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
2974 * config/i386/i386.c (override_options): Move
2975 SUBTARGET_OVERRIDE_OPTIONS before defaulting
2976 flag_omit_frame_pointer.
2978 2004-11-23 Richard Henderson <rth@redhat.com>
2980 * rtl.h (validate_subreg): Declare.
2981 * emit-rtl.c (validate_subreg): New.
2982 (gen_rtx_SUBREG): Use it.
2983 * simplify-rtx.c (simplify_subreg): Likewise.
2984 (simplify_gen_subreg): Likewise. Remove duplicate asserts.
2985 * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
2986 fallback whenever gen_realpart/gen_imagpart would not be able to
2989 2004-11-23 Richard Henderson <rth@redhat.com>
2991 * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
2992 hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
2995 2004-11-23 Diego Novillo <dnovillo@redhat.com>
2997 PR tree-optimization/18618
2998 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
2999 (insert_phi_nodes_for): Change third argument to VEC(basic_block).
3000 * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
3002 (stmts_to_rescan): Likewise.
3003 (const_and_copies_stack): Likewise.
3004 (nonzero_vars_stack): Likewise.
3005 (vrp_variables_stack): Likewise.
3007 2004-11-23 Richard Henderson <rth@redhat.com>
3009 * cse.c (record_jump_cond_subreg): New.
3010 (record_jump_cond): Use it instead of gen_lowpart.
3012 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
3013 Joseph Myers <joseph@codesourcery.com>
3015 * config/sol2-c.c (solaris_register_pragmas): Use
3016 c_register_pragma_with_expansion.
3017 * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
3018 * c-pragma.c (c_register_pragma): Update call to
3019 cpp_register_pragma.
3020 (c_register_pragma_with_expansion): New function.
3021 (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
3022 * c-pragma.h (c_register_pragma_with_expansion): New prototype.
3023 * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
3025 * doc/tm.texi (c_register_pragma_with_expansion,
3026 HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
3028 2004-11-23 Richard Henderson <rth@redhat.com>
3030 * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
3031 as mode sizes into local temporaries. Unify failure path.
3033 2004-11-23 Richard Henderson <rth@redhat.com>
3035 * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
3036 * caller-save.c (mark_set_regs): Use subreg_regno instead.
3037 * final.c (alter_subreg): Likewise.
3038 * local-alloc.c (reg_is_born): Likewise.
3040 2004-11-23 Richard Henderson <rth@redhat.com>
3042 * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
3043 instead of using a SUBREG temporary.
3045 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3047 * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
3050 2004-11-23 Zack Weinberg <zack@codesourcery.com>
3052 * function.h (struct function): Remove calls_longjmp.
3053 (current_function_calls_longjmp): Delete.
3054 * tree.h (ECF_LONGJMP): Delete.
3055 (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
3056 (ECF_LIBCALL_BLOCK): Everybody slide down one.
3057 (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
3058 * builtins.c (expand_builtin_longjmp): Don't set
3059 current_function_calls_longjmp.
3060 * calls.c (special_function_p): Mark longjmp and siglongjmp
3061 with ECF_NORETURN, not ECF_LONGJMP.
3062 (emit_call_1, expand_call, emit_library_call_value_1):
3063 Don't check for ECF_LONGJMP.
3064 * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
3065 (need_fake_edge_p): Likewise.
3067 * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
3068 * system.h: Poison NON_SAVING_SETJMP.
3069 * function.c (use_register_for_decl)
3070 * gcse.c (compute_hash_table_work, compute_store_table)
3071 * postreload-gcse.c (record_opr_changes)
3072 * reload.c (find_equiv_reg)
3073 * reload1.c (reload)
3074 * config/i386/i386.c (ix86_can_use_return_insn_p):
3075 Remove code conditional on NON_SAVING_SETJMP.
3076 * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
3078 * config/i386/sysv3.h: Delete file.
3079 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
3081 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
3083 * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
3084 the vectorization factor is greater than the iteration count.
3085 (vect_gen_niters_for_prolog_loop): No need to calculate min if the
3086 iteration count is known.
3088 (vect_build_symbol_bound): Removed. Its functionality moved to
3089 vect_generate_tmps_on_preheader.
3090 (vect_generate_tmps_on_preheader): Moved content of
3091 vect_build_symbol_bound here instead of calling it. Changed some
3094 (vect_build_loop_niters): We don't expect a new_bb to be generated -
3096 (vect_gen_niters_for_prolog_loop): Likewise.
3097 (vect_gen_niters_for_prolog_loo): Likewise.
3099 (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
3100 (slpeel_add_loop_guard): Likewise.
3101 (slpeel_tree_peel_loop_to_edge): Likewise.
3102 (vect_do_peeling_for_alignment): Likewise.
3104 (vect_get_first_index): Missing space.
3106 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
3108 * config/s390/s390.md ("*iordi3"): Mark commutative.
3109 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
3111 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3113 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
3114 greater than PHI_ARG_CAPACITY.
3115 (reserve_phi_args_for_new_edge): Initialize the new PHI
3116 argument to NULL_TREE. Increment PHI_NUM_ARGS.
3117 (add_phi_arg): Add a PHI argument to the slot given by
3119 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
3120 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
3121 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
3122 argument by looking at PHI_ARG_DEF.
3123 (verify_phi_args): Check for a missing PHI argument. Remove
3124 the check for duplicate PHI arguments.
3125 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
3126 (phi_arg_d): Remove e.
3128 * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
3129 by restricting to the case with two outgoing edges.
3131 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
3133 * config/s390/s390.c (s390_backchain_string): Removed.
3134 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
3135 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
3136 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
3137 TARGET_KERNEL_BACKCHAIN to reflect the new options.
3138 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
3139 (TARGET_KERNEL_BACKCHAIN): Removed.
3140 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
3141 (TARGET_PACKED_STACK): New macro.
3142 (TARGET_SWITCHES): New switches added.
3143 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
3145 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
3146 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
3147 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
3148 the change in target switch semantics.
3149 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
3150 (TARGET_DEFAULT): MASK_BACKCHAIN added.
3151 * doc/invoke.texi: Added documentation for the new/changed options.
3153 2004-11-23 Uros Bizjak <uros@kss-loka.si>
3155 PR rtl-optimization/18614
3156 * simplify-rtx.c (simplify_binary_operation): Do not
3157 simplify inner elements of constant arguments of
3160 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3162 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
3165 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3167 * tree-phinode.c (make_phi_node): Use a new variable,
3168 capacity, to receive the return value of ideal_phi_node_len.
3170 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3172 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
3173 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3174 __gthread_recursive_mutex_init_function.
3175 (__gthread_key_create): Properly cast -1.
3176 (__gthread_recursive_mutex_init_function): New function.
3177 (__gthread_recursive_mutex_lock): Rewrite.
3178 (__gthread_recursive_mutex_trylock): Likewise.
3179 (__gthread_recursive_mutex_unlock): Likewise.
3181 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3183 * config/c4x/t-rtems: New.
3184 * config.gcc: Reflect having added c4x/t-rtems.
3186 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
3190 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
3191 lang_hooks.types.type_for_size instead of integer_type_node for the
3194 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3196 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
3198 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3200 * config/arm/t-rtems: New.
3201 * config.gcc: Reflect having added arm/t-rtems.
3203 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3205 * tree-cfg.c (tree_execute_on_growing_pred): New.
3206 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
3207 * tree-flow.h: Add a prototype for
3208 reserve_phi_args_for_new_edge.
3209 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
3210 (add_phi_arg): Don't resize a PHI array.
3212 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
3214 * config.gcc: Add avr-*-rtems*.
3215 * config/avr/t-rtems: New.
3216 * config/avr/rtems.h: New.
3218 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
3220 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
3221 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
3222 Add comment to function.
3224 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3227 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
3229 PR rtl-optimization/14838
3230 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
3232 (get_last_nonnote_insn): Don't assume last insn is a note.
3234 2004-11-22 Roger Sayle <roger@eyesopen.com>
3236 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
3237 to fold_binary_to_constant.
3238 (nondestructive_fold_unary_to_constant): Likewise, rename to
3239 fold_unary_to_constant.
3240 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
3241 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
3242 (nondestructive_fold_unary_to_constant): Likewise.
3243 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
3244 and fold_binary_to_constant.
3245 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
3246 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
3247 and EXEC_UNARY with calls to fold_*nary_to_constant.
3248 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
3249 (idx_find_step): Replace uses of EXEC_BINARY with calls to
3250 fold_binary_to_constant.
3252 2004-11-22 Nick Clifton <nickc@redhat.com>
3254 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
3255 initialisation of 'e'.
3257 2004-11-22 Roger Sayle <roger@eyesopen.com>
3259 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
3260 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
3261 automatically for targets without TARGET_80387.
3262 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
3263 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
3264 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
3265 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
3266 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
3267 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
3268 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
3269 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
3270 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
3271 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
3272 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
3273 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
3274 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
3275 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
3276 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
3277 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
3278 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
3279 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
3280 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
3281 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
3283 2004-11-22 Dale Johannesen <dalej@apple.com>
3285 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
3286 properly and comment.
3288 2004-11-22 James A. Morrison <phython@gcc.gnu.org
3290 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
3291 (sparc_init_builtins): New function.
3292 (sparc_init_vis_builtins): Create builtin functions for VIS
3294 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
3295 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
3296 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
3297 (def_builtin): New macro for creating builtin functions.
3298 (P): New mode macro for pointer types.
3299 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
3300 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
3301 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
3302 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
3303 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3304 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
3305 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
3307 2004-11-22 Devang Patel <dpatel@apple.com>
3309 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
3311 2004-11-22 Devang Patel <dpatel@apple.com>
3313 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
3314 (if_convertible_phi_p): ... new name.
3315 (if_convertable_modify_expr_p): Rename to ...
3316 (if_convertible_modify_expr_p): ... new name.
3317 (if_convertable_stmt_p): Rename to ...
3318 (if_convertible_stmt_p): ... new name.
3319 (if_convertable_bb_p): Rename to ...
3320 (if_convertible_bb_p): ... new name.
3321 (if_convertable_loop_p): Rename to ...
3322 (if_convertible_loop_p): ... new name.
3324 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3327 * configure.ac (threading): Accept 'posix95'.
3328 * configure: Regenerate.
3329 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
3330 include sol26.h and default to posix95 threads if have_pthread_h.
3331 (sparc-*-solaris2*): Likewise.
3332 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
3333 * gthr-posix95.h: New file.
3334 * config/sol26.h: New file.
3335 * doc/install.texi (--enable-threads): Document 'posix95'.
3337 2004-11-23 Ben Elliston <bje@au.ibm.com>
3339 * pointer-set.h (pointer_set_contains): Remove.
3340 * pointer-set.c (pointer_set_contains): Likewise.
3342 2004-11-22 Dale Johannesen <dalej@apple.com>
3344 * calls.c (expand_call): Do not call preserve_temp_slots.
3346 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
3348 * tree-flow.h: Remove the prototype for remove_phi_arg.
3349 Add a prototype for remove_phi_args.
3350 * tree-phinodes.c (remove_phi_arg): Remove.
3351 (remove_phi_args): New.
3352 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
3355 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
3356 after making an edge.
3357 (remove_edge): Call execute_on_shrinking_pred before removing
3359 (redirect_edge_succ): Call execute_on_growing_pred and
3360 execute_on_shrinking_pred.
3361 * cfghooks.c (execute_on_growing_pred): New.
3362 (execute_on_shrinking_pred): Likewise.
3363 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
3364 execute_on_shrinking_pred.
3365 Add prototypes for execute_on_growing_pred and
3366 execute_on_shrinking_pred.
3367 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
3368 execute_on_growing_pred and execute_on_shrinking_pred.
3369 (cfg_layout_rtl_cfg_hook): Likewise.
3370 * tree-cfg.c (tree_cfg_hooks): Likewise.
3372 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
3373 (tree_cfg_hooks): Use it.
3374 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
3375 (ssa_redirect_edge): Don't call remove_phi_arg_num.
3377 * tree-phinodes.c (remove_phi_arg_num): Make it static.
3378 * tree-flow.h: Remove the corresponding prototype.
3380 * tree-ssa.c (ssa_remove_edge): Remove.
3381 * tree-flow.h: Remove the corresponding prototype.
3382 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
3383 * basic-block.h: Likewise.
3384 * tree-if-conv.c: Likewise.
3385 * tree-ssa-threadupdate.c: Likewise.
3387 2004-11-23 Ben Elliston <bje@au.ibm.com>
3389 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
3390 @table to list the BSI methods. Use individual @findex directives
3391 instead of one with a comma-separated list of index entries.
3393 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
3395 PR tree-optimization/18529
3396 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
3397 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
3398 (fold): Call fold_to_nonsharp_ineq_using_bound.
3399 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
3400 (number_of_iterations_cond): Fold the expressions before futher
3402 (tree_simplify_using_condition): Handle case when cond or expr is
3403 an EQ_EXPR specially.
3405 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
3407 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
3408 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
3410 2004-11-22 David Edelsohn <edelsohn@gnu.org>
3411 Fariborz Jahanian <fjahanian@apple.com>
3413 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
3415 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
3416 Align 16 byte and larger vectors like Altivec.
3417 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
3418 (function_arg): Same.
3419 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
3421 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3424 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
3427 2004-11-22 Richard Henderson <rth@redhat.com>
3429 * function.c (assign_parm_setup_block): Revert 11-13 change to
3430 forcably re-mode a (possibly BLKmode) hard register.
3432 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3434 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
3436 2004-11-22 David Edelsohn <edelsohn@gnu.org>
3438 * config/rs6000/power4.md: Remove delay between dispatch and issue
3439 associated with dispatch group slots 3 and 4.
3440 * config/rs6000/power5.md: Same.
3442 2004-11-21 Jeff Law <law@redhat.com>
3444 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
3446 * cfgbuild.c (make_edges): Likewise.
3447 * cfghooks.c (can_duplicate_block_p): Likewise.
3448 * cfgloop.c (loop_latch_edge): Likewise.
3449 * cfgloopmanip.c (force_single_succ_latches): Likewise.
3450 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3451 * predict.c (predict_loops, propagate_freq): Likewise.
3452 * tracer.c (tail_duplicate): Likewise.
3453 * tree-cfg.c (disband_implicit_edges): Likewise.
3454 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
3456 2004-11-22 Nick Clifton <nickc@redhat.com>
3458 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
3459 initialisation of 'e'.
3461 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
3463 PR rtl-optimization/18599
3464 * regrename.c (copyprop_hardreg_forward): Speed up by putting
3465 BB_VISITED flags on basic blocks as we process them.
3467 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
3470 * config/rs6000/altivec.md (VI_char): New mode attribute.
3471 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
3472 (add<mode>3): ... this.
3473 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
3474 (sub<mode>3): ... this.
3475 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
3476 (smax<mode>3): ... this.
3477 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
3478 (smin<mode>3): ... this.
3479 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
3480 (umax<mode>3): ... this.
3481 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
3482 (umin<mode>3): ... this.
3483 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
3484 (and<mode>3): ... this.
3485 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
3486 (ior<mode>3): ... this.
3487 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
3488 (xor<mode>3): ... this.
3489 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
3490 (and<mode>3): ... this.
3491 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
3492 (ior<mode>3): ... this.
3493 (altivec_vnor): Replace with ...
3494 (altivec_nor<mode>): ... this.
3495 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
3496 (one_cmpl<mode>2): ... this.
3497 (altivec_vandc): New expander.
3498 (*andc<mode>3): New insn.
3499 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
3501 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
3504 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
3505 creating iv instead of integer_type.
3506 (vect_build_loop_niters): Remove redundant code.
3507 (vect_transform_loop_bound): Removed (duplicates functionality of
3508 make_loop_iterate_ntimes.
3509 (vect_gen_niters_for_prolog_loop): Add documentation. Call
3510 lang_hooks.types.type_for_size to create a type of the required size.
3511 Use that type instead of integer_type. Remove redundant code.
3512 (vect_update_niters_after_peeling): Use type of niters instead of
3514 (vect_transform_loop): Unify handling of known and unknown loop bound
3515 cases. Call make_loop_iterate_ntimes instead of
3516 vect_transform_loop_bound.
3518 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3521 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
3524 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
3527 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
3529 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3531 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
3533 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
3534 m32r/libgcc-glibc.ver.
3535 * config/m32r/libgcc-glibc.ver: Add New file.
3537 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
3539 * bitmap.h (struct bitmap_obstack): New obstack type.
3540 (struct bitmap_head_def): Replace using_obstack with obstack
3542 (bitmap_default_obstack): New.
3543 (bitmap_initialize): Make inline, does not do allocation.
3544 (bitmap_release_memory): Remove.
3545 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
3546 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
3547 bitmap_obstack_free, bitmap_malloc_free): Declare.
3548 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
3549 (BITMAP_FREE): Replace with ...
3550 (BITMAP_OBSTACK_FREE): ... this.
3551 (BITMAP_XFREE): Adjust.
3552 (BITMAP_INIT_ONCE): Remove.
3553 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
3554 (bitmap_default_obstack): New.
3555 (bitmap_elem_to_freelist): Adjust.
3556 (bitmap_element_allocate): Adjust. Break initialization into ...
3557 (bitmap_obstack_initialize): ... here.
3558 (bitmap_release_memory): Replace with ...
3559 (bitmap_obstack_release): ... this.
3560 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
3561 bitmap_obstack_free, bitmap_malloc_free): New.
3562 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
3564 (bitmap_initialize): Move to bitmap.h.
3565 * gengtype.c (open_base_files): Add obstack.h to ifiles.
3566 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
3567 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
3568 (INITIALIZE_REG_SET): Remove.
3569 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
3570 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
3571 (flow_obstack): Do not declare.
3572 (reg_obstack): Declare.
3573 * regs.h: Include obstack.h.
3574 * tree-optimize.c (tree_rest_of_compilation): Initialize and
3575 release bitmap obstack here.
3576 * bb-reorder.c: #include regs, not basic-block.
3577 (fix_crossing_conditional_branches): Allocate regsets from
3579 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
3581 * caller-save.c: Include regs.h earlier.
3582 * cfg.c: Do not include basic-block.h or obstack.h.
3583 (reg_obstack): Define.
3584 * cfganal.c: Include obstack.h
3585 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
3587 * cfglayout.c: Do not include obstack.h.
3588 (flow_obstack): Remove declaration.
3589 (cfg_layout_duplicate_bb): Use reg_obstack.
3590 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
3591 * cfgrtl.c (rtl_split_block): Use reg_obstack.
3592 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
3593 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
3594 (cfg_layout_split_edge): Use reg_obstack.
3595 * cse.c: Include regs.h earlier.
3596 * ddg.c: Do not include basic-block.h.
3597 * dominance.c: Inlude obstack.h.
3598 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
3599 (calculate_global_regs_live): Likewise.
3600 (allocate_bb_life_data): Use reg_obstack.
3601 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
3602 * global.c: Do not include basic-block.h.
3603 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
3604 * graph.c: Include obstack.h.
3605 * haifa-sched.c: Do not include basic-block.h.
3606 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
3607 * local-alloc.c: Do not include basic-block.h.
3608 * loop-init.c, loop-invariant.c: Include obstack.h.
3609 * loop-iv.c: Likewise.
3610 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
3612 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
3613 * modulo-sched.c: Do not include basic-block.h.
3614 * passes.c (rest_of_handle_final): Do not call
3615 regset_release_memory.
3616 * ra-debug.c: Include regs.h earlier. Do not include
3618 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
3619 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
3620 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
3621 (regset_release_memory): Remove.
3622 * resource.c: Do not include basic-block.h.
3623 * rtlanal.c: Do not include basic-block.h.
3624 * sbitmap.c: Include obstack.h.
3625 * sched-deps.c: Do not include basic-block.h.
3626 (reg_pending_sets_head, reg_pending_clobbers_head,
3627 reg_pending_uses_head): Remove.
3628 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
3629 * sched-ebb.c: Do not include basic-block.h.
3630 * sched-rgn.c: Likewise.
3631 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
3633 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
3634 * tree-sra.c (decide_instantiations): Adjust bitmap
3636 * tree-ssa-dce.c: Include obstack.h.
3637 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
3638 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
3639 (bitmap_set_new): Likewise.
3640 (init_pre): Initialize bitmap obstack.
3641 (fini_pre): Release bitmap obstack.
3642 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
3643 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
3644 (mark_for_rewrite, unmark_for_rewrite): Likewise.
3645 (marked_ssa_names): Likewise.
3646 (init_ssanames): Use BITMAP_XMALLOC.
3647 (fini_ssanames): Use BITMAP_XFREE.
3648 * web.c: Include obstack.h
3650 2004-11-22 Nick Clifton <nickc@redhat.com>
3652 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
3653 predecessor in the first for-loop.
3655 2004-11-21 Stan Shebs <shebs@apple.com>
3657 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
3659 (function_arg): Move darwin test up, sniff mode first for
3660 efficiency, test for union type.
3662 2004-11-21 Dale Johannesen <dalej@apple.com>
3664 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3666 2004-11-21 Jeff Law <law@redhat.com>
3668 * tree-ssa.c (verify_use): Fix comment.
3669 (verify_phi_args): Check that the number of incoming edges matches
3670 the number of PHI arguments. Check that each PHI argument is
3671 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
3672 dead or duplicated edges. Clear e->aux earlier and avoid separate
3673 loop to clear e->aux and test for missed edges.
3674 (verify_ssa): Remove first walk over statements. Move checking
3675 of PHI args into verify_phi_args. Move checking of statements
3676 with aliased stores and V_MAY_DEFS into the remaining loop over
3677 the statements. Register defs by walking through the formal
3680 2004-11-21 Roger Sayle <roger@eyesopen.com>
3683 * dojump.c (compare_from_rtx): Clarify mode argument in function
3684 description. Correct order of mode/cmp_mode arguments in call to
3685 simplify_relational_operation. Check "tem" for COMPARISON_P.
3687 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
3688 David Edelsohn <edelsohn@gnu.org>
3691 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
3692 synthetic vectors in memory.
3693 (function_arg_boundary): Align large synthetic vectors.
3694 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
3696 2004-11-21 Jeff Law <law@redhat.com>
3698 * cfg.c (update_bb_profile_for_threading): Do not rescale the
3699 successor probabilities if they are not going to change. Pull
3700 division out of loop if we do need to rescale successor probabilities.
3702 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
3703 index of the destination block for the hash value rather than
3706 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
3708 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
3709 checks for neither argument being an array or pointer (swapping
3710 the arguments if necessary), the array argument being a pointer to
3711 or array of functions and for -Wchar-subscripts warnings upfront.
3713 2004-11-20 Jeff Law <law@redhat.com>
3715 * regrename.c (copyprop_hardreg_forward): Only search for a
3716 previously processed block if the current block only has one
3719 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
3721 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
3723 * config/arm/arm.c: Follow spelling conventions.
3725 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
3727 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
3728 a bit in tune_flags.
3729 (const_double_needs_minipool): Likewise. Split most of the code out
3731 (arm_const_double_inline_cost): ... new function here.
3732 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
3733 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
3734 word constants of length 2, 3 and 4 insns respectively.
3735 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
3736 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
3737 constraints. Set insn lenghts accordingly.
3739 2004-11-19 Jeff Law <law@redhat.com>
3741 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
3742 a hash table. Extensive modifications throughout to support
3745 (struct local_info): New.
3746 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
3748 (redirection_data): Now a hashtable.
3749 (redirection_data_hash, redirection_data_eq): New.
3750 (lookup_redirection_data, create_duplicates): New.
3751 (create_edge_and_update_destionation_phis): New.
3752 (fixup_template_block, redirect_edges): New.
3753 (thread_block): Use hash table traversals instead of loops over
3754 varray entries or incoming edge vectors.
3756 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3758 * basic-block.h (edge_def): Add dest_idx.
3759 * cfg.c (unchecked_make_edge): Initialize dest_idx.
3760 (remove_edge): Simplify the disconnection of an edge from its
3762 (redirect_edge_succ): Likewise.
3763 * cfghooks.c (verify_flow_info): Check the consistency of
3764 dest_idx for each edge.
3766 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
3768 * simplify-rtx.c (simplify_ternary_operation): Use
3771 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3773 * tree-cfg.c (reinstall_phi_args): New.
3774 (tree_split_edge): Use it after redirecting an edge. Don't
3775 modify PHI_ARG_EDGE.
3777 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
3779 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
3780 if checking is enabled.
3782 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
3784 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
3785 too many nested scopes.
3787 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3790 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
3791 changed to suppoer uses-after-loop and to void creating flow paths
3792 that shouldn't exist.
3793 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
3794 Modified to fit the new peeling scheme. Avoid quadratic behavior.
3795 (slpeel_add_loop_guard): Takes additional argument.
3796 (slpeel_verify_cfg_after_peeling): New function.
3797 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
3798 documentation. Use 'exit-bb' instead of creating 'new-bb'.
3799 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
3800 the new peeling scheme.
3801 (copy_phi_nodes): Function removed. Its functionality moved to
3802 update_phis_for_duplicate_loop.
3803 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
3804 moved here. Added documentation. Modified to fit the new peeling scheme.
3805 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
3806 needed - done in slpeel_tree_peel_loop_to_edge.
3807 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
3808 (vect_do_peeling_for_loop_bound): Add documentation. Call
3809 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
3810 with additional argument.
3811 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
3813 (vect_finish_stmt_generation): Avoid 80 column oveflow.
3815 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3817 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
3819 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
3820 without last two arguments. Update single_exit of loops.
3821 (vect_update_niters_after_peeling): Removed. Its functionality was
3822 moved to vect_do_peeling_for_alignment.
3823 (vect_do_peeling_for_loop_bound): New name for function previously
3824 called vect_transform_for_unknown_loop_bound.
3825 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
3826 instead of code that duplicates the same functionality.
3827 (vect_do_peeling_for_alignment): Functionality of
3828 vect_update_niters_after_peeling moved here.
3829 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
3830 previously named vect_transform_for_unknown_loop_bound - for both known
3831 and unknown loop bound cases.
3833 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3835 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
3836 previously called verify_loop_for_duplication. All conditions compacted
3837 into one compound condition. Removed debug dumps.
3838 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
3839 functionality moved to vect_can_advance_ivs_p, and some to
3840 vect_analyze_loop_form.
3841 (vect_can_advance_ivs_p): New function. Contains functionality that was
3842 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
3843 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
3844 (vect_analyze_operations): Call vect_can_advance_ivs_p and
3845 slpeel_can_duplicate_loop_p.
3846 (vect_get_loop_niters): Added documentation.
3847 (vect_analyze_loop_form): Check the loop entry always - not only in case
3848 of unknown loop bound. Create preheader and exit bb if necessary. Apply
3849 a check that used to take place in
3850 vect_analyze_loop_with_symbolic_num_of_iters.
3851 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
3852 Remove redundant call to rewrite_into_loop_closed_ssa.
3853 (vect_compute_data_refs_alignment): Removed obsolete comment.
3855 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
3857 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
3858 function previously called tree_duplicate_loop_to_edge.
3859 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
3860 previously called tree_duplicate_loop_to_edge_cfg.
3861 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
3863 (slpeel_update_phi_nodes_for_guard): Likewise.
3864 (slpeel_make_loop_iterate_ntimes): Likewise.
3865 (slpeel_add_loop_guard): Likewise.
3866 (allocate_new_names, free_new_names): Function declaration moved to top
3868 (rename_use_op, rename_def_op): Likewise.
3869 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
3870 (vect_generate_tmps_on_preheader): Function declaration moved.
3871 (vect_transform_for_unknown_loop_bound): Added missing function
3874 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
3877 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
3878 Define a VEC(tree_on_heap) for head.
3879 (register_new_def): Change second argument to be a VEC(tree_on_heap).
3880 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
3881 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
3882 the VEC(tree_on_heap) function. Also free it before returning.
3883 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3884 for block_defs_stack.
3885 (restore_currdefs_to_original_value): Use VEC_length instead of
3886 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
3887 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3888 for block_defs_stack.
3889 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
3890 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
3891 for block_defs_stack.
3892 (ssa_register_new_def): Likewise.
3893 (ssa_rewrite_initialize_block): Likewise.
3894 (rewrite_finalize_block): Use VEC_length instead of
3895 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
3896 (ssa_rewrite_finalize_block): Likewise.
3897 (register_new_def): Change second argument to be a VEC(tree_on_heap).
3898 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
3899 (rewrite_blocks): Initialize block_defs_stack with
3900 the VEC(tree_on_heap) function. Also free it before returning.
3901 (rewrite_ssa_into_ssa): Likewise.
3903 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
3905 * config/darwin.c (machopic_data_defined_p): return 1 for
3906 MACHOPIC_DEFINED_FUNCTION.
3908 2004-11-19 Jeff Law <law@redhat.com>
3910 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
3913 2004-11-19 Paul Brook <paul@codesourcery.com>
3916 * varasm.c (default_assemble_integer): Allow pointer-sized values.
3919 2004-11-19 Nick Clifton <nickc@redhat.com>
3921 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
3922 zero_extension and lshiftrt insns.
3923 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
3925 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
3926 to handle bp and bn insn patterns with a zero_extend rtx
3929 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
3931 * config/arm/arm.md (generic_sched): Make const.
3933 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3935 * emit-rtl.c (classify_insn): Make it static.
3936 * rtl.h: Remove the corresponding prototype.
3938 * integrate.c (has_func_hard_reg_initial_val,
3939 get_func_hard_reg_initial_val): Make them static.
3940 * integrate.h: Remove the corresponding prototypes.
3942 2004-11-19 Ben Elliston <bje@au.ibm.com>
3944 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
3945 (dw2_asm_output_delta_sleb128): Likewise.
3946 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
3947 (dw2_asm_output_delta_sleb128): Likewise.
3949 2004-11-19 Adam Nemet <anemet@lnxw.com>
3951 * tree-ssa-alias.c: Fix comment.
3953 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
3955 * tree-outof-ssa.c: Fix a comment typo.
3957 2004-11-19 Ben Elliston <bje@au.ibm.com>
3959 * predict.h (predict_insn): Remove extern declaration.
3960 * predict.c (predict_insn): Make static.
3962 2004-11-19 Alan Modra <amodra@bigpond.net.au>
3964 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
3966 2004-11-18 Nicolas Pitre <nico@cam.org>
3968 * config/arm/arm.c (const_double_needs_minipool): New function to
3969 determine if a CONST_DOUBLE should be pushed to the minipool.
3970 (note_invalid_constants): Use it.
3972 2004-11-18 Paul Brook <paul@codesourcery.com>
3974 * config/arm/arm.c (target_float_switch): New variable..
3975 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
3976 target_float_switch.
3977 * config/arm/arm.h (target_float_switch): Declare.
3978 (ARM_FLAG_SOFT_FLOAT): Remove.
3979 (TARGET_SWITCHES): Remove hard-float and soft-float.
3980 (TARGET_OPTIONS): Add hard-float and soft-float.
3981 (TARGET_DEFAULT_FLOAT_ABI): Define.
3982 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
3983 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
3984 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
3985 * config/arm/netbsd-elf.h: Ditto.
3986 * config/arm/netbsd.h: Ditto.
3987 * config/arm/pe.h: Ditto.
3988 * config/arm/unknown-elf.h: Ditto.
3989 * config/arm/wince-pe.h: Ditto.
3990 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3991 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3992 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
3994 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
3996 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
3997 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
3998 altivec_lvx_4sf): Rename and replace with ...
3999 (altivec_lvx_<mode>): ... mode macro version.
4000 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
4001 altivec_stvx_4sf): Rename and replace with ...
4002 (altivec_stvx_<mode>): ... mode macro version.
4003 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
4004 (mov<mode>): ... mode macro version.
4005 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
4006 *movv4sf_internal1): Replace with ...
4007 (*mov<mode>_internal): ... mode macro version.
4008 (get_vrsave_internal, *set_vrsave_internal, *save_world,
4009 *restore_world): Unquote output statements.
4010 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
4011 altivec_expand_st_builtin): Adjust insn names.
4013 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
4015 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
4017 (rs6000_override_options): Likewise.
4018 (spe_build_register_parallel): Handle complex doubles on e500v2.
4019 (rs6000_spe_function_arg): Likewise.
4020 (function_arg): Likewise.
4021 (rs6000_function_value): Likewise.
4022 (rs6000_libcall_value): Likewise.
4024 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
4026 * ifcvt.c (find_if_block): Move the check for the number of edges
4027 above the loops checking for complex edges.
4028 Remove the counting of edges as we use EDGE_COUNT now.
4030 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
4032 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
4033 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
4035 2004-11-18 Andreas Schwab <schwab@suse.de>
4037 * config/i386/i386.md (define_peephole2): Revert last change.
4039 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
4041 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
4042 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
4044 2004-11-18 Diego Novillo <dnovillo@redhat.com>
4046 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
4049 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
4051 * Makefile.in (macro_list): Depend on s-macro_list.
4052 (s-macro_list): New target.
4054 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
4057 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
4058 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
4059 (fold_range_test): Adjust.
4060 (fold_truthop): Use it.
4061 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
4062 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
4064 2004-11-18 Uros Bizjak <uros@kss-loka.si>
4066 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
4067 insn split constraint.
4068 (define_peephole2): Remove unneeded "&& 1" from peephole2
4071 2004-11-18 Ben Elliston <bje@au.ibm.com>
4073 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
4074 element for bsi_prev; use @findex instead.
4076 2004-11-18 Ben Elliston <bje@au.ibm.com>
4078 * opts.h (add_input_filename): Remove extern declaration.
4079 * opts.c (add_input_filename): Make static.
4081 2004-11-17 Mark Mitchell <mark@codesourcery.com>
4083 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
4086 2004-11-17 Zack Weinberg <zack@codesourcery.com>
4088 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
4089 * system.h: Poison it.
4090 * doc/tm.texi: Delete its documentation.
4092 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
4093 Mark Mitchell <mark@codesourcery.com>
4095 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
4096 * config/i386/i386.c (i386_solaris_elf_named_section): New
4098 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
4099 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
4101 (ASM_QUAD): Don't undefine for biarch targets.
4102 * config/i386/t-sol2: Introduce multilib support.
4104 2004-11-18 Ben Elliston <bje@au.ibm.com>
4106 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
4108 2004-11-18 Ben Elliston <bje@au.ibm.com>
4110 * cgraph.h: Replace "it's" with "its" throughout.
4112 2004-11-18 Ben Elliston <bje@au.ibm.com>
4114 * doc/rtl.texi (Flags): Grammar fix.
4116 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
4118 * expmed.c (alg_code): Add alg_unknown.
4119 (alg_hash_entry): New.
4120 (NUM_ALG_HASH_ENTRIES): Likewise.
4121 (alg_hash): Likewise.
4122 (synth_mult): Cache the result into alg_hash.
4124 2004-11-17 Zack Weinberg <zack@codesourcery.com>
4126 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
4127 config/rs6000/libgcc-ppc64.ver.
4129 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
4131 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
4132 checking if an unconditional return is followed by a barrier.
4134 * jump.c (condjump_p): Remove unreachable code.
4136 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
4137 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
4138 tree-ssa-live.h, tree.h: Remove unused prototypes.
4140 2004-11-17 Jeff Law <law@redhat.com>
4142 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
4143 (edge_to_cases_elt): Renamed from edge_to_case_leader.
4144 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
4145 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
4146 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
4147 (get_cases_for_edge): New function.
4148 (start_recording_case_labels, end_recording_case_labels): Similarly.
4149 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
4150 chain equivalent CASE_LABEL_EXPRs together.
4151 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
4152 (make_switch_expr_edges): Do not record edge/cases here.
4153 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
4154 (split_critical_edges): Record cases around the edge splitting code.
4155 (cleanup_dead_labels): Use CASE_LABEL again.
4156 (tree_redirect_edge_and_branch): If we have a mapping from edge
4157 to cases, use it to handle redirections. Else do it the slow way.
4158 * tree.h (CASE_LEADER_OR_LABEL): Kill.
4159 (CASE_LABEL): Revert to just looking at the tree's second operand.
4160 * tree.c (get_case_label): Kill.
4162 2004-11-17 Diego Novillo <dnovillo@redhat.com>
4164 PR tree-optimization/18307
4165 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
4166 'orig' are the same node.
4167 (collect_points_to_info_r): Do not call merge_pointed_to_info
4168 when the PHI argument is identical to the LHS.
4170 2004-11-17 Steven Bosscher <stevenb@suse.de>
4172 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
4173 to insert the exit or entry block.
4174 (ssa_prop_init): Use add_control_edge to seed the algorithm.
4176 2004-11-16 Zack Weinberg <zack@codesourcery.com>
4178 * mkmap-flat.awk, mkmap-symver.awk: If the last version
4179 assigned to a symbol was '%exclude', do not emit it anywhere.
4180 If leading_underscore is true, prefix all symbols from the
4181 version scripts with a leading underscore before comparing
4182 them with nm output or emitting them. Remove support for dot
4184 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
4185 (SHLIB_MAPFILES): Use libgcc-std.ver.
4186 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
4187 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
4188 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
4189 libgcc-excl.ver and libgcc-glibc.ver.
4191 * config/sh/libgcc-excl.ver: New file.
4192 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
4194 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
4196 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
4197 the test when the edge has the opposite meaning, not when
4198 the first argument is invariant.
4200 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
4202 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
4204 (rs6000_complex_function_value): Handle e500 v2 variant.
4206 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
4208 Fix PR tree-optimization/18519
4210 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
4211 * tree-pass.h: Add TODO_cleanup_cfg.
4212 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
4213 (ccp_finalize): Remove call to cleanup_cfg.
4214 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
4215 (pass_cd_dce): Ditto.
4216 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
4217 dump_function_to_file.
4218 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
4220 (pass_ch): Add TODO_cleanup_cfg.
4221 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
4223 (pass_loop_done): Add TODO_cleanup_cfg.
4224 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
4225 (tree_ssa_phiopt): Remove call to cleanup_cfg.
4227 2004-11-16 Devang Patel <dpatel@apple.com>
4229 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
4231 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
4233 * expmed.c, ra-colorize.c: Fix comment typos.
4235 * doc/tm.texi: Fix typos.
4237 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
4238 Mark Mitchell <mark@codesourcery.com>
4241 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
4244 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
4246 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
4247 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
4249 2004-11-16 Devang Patel <dpatel@apple.com>
4251 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
4253 2004-11-16 Eric Christopher <echristo@redhat.com>
4255 * config/mips/mips.c: Use rtl _P predicates.
4256 * config/mips/mips.h: Ditto.
4257 * config/mips/mips.md: Ditto.
4259 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
4261 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
4264 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
4266 * config/s390/s390.c (s390_cc_modes_compatible): New function.
4267 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
4269 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
4272 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
4273 before and after the insns for getting GOT address in non-PIC
4274 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
4277 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
4279 * gcc/cse.c (struct change_cc_mode_args): New structure.
4280 (cse_change_cc_mode_insn): New function.
4281 (cse_change_cc_mode): Use validate_change to perfom changes.
4282 (cse_change_cc_mode_insns, cse_condition_code_reg):
4283 Call cse_change_cc_mode_insn.
4285 2004-11-16 Steven Bosscher <stevenb@suse.de>
4289 2004-11-16 Steven Bosscher <stevenb@suse.de>
4291 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
4293 2004-11-15 Dale Johannesen <dalej@apple.com>
4295 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
4297 2004-11-15 Dale Johannesen <dalej@apple.com>
4299 * profile.c (compute_branch_probabilities): Prevent
4300 crash with EH in RTL-based profiling.
4302 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
4304 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
4306 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4307 * tree-ssa-dom.c (thread_across_edge): Likewise.
4308 * tree-vectorizer.c (vect_transform_loop_bound): Replace
4309 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
4312 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
4313 (tree_flow_call_edges_add): Update the call to
4314 bsi_commit_edge_inserts.
4315 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
4316 * profile.c (branch_prob): Likewise.
4317 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
4318 * tree-sra.c (scalarize_function): Likewise.
4319 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
4320 * tree-ssa-pre.c (fini_pre): Likewise.
4321 * tree-flow.h: Update the prototype for
4322 bsi_commit_edge_inserts.
4324 2004-11-15 Eric Christopher <echristo@redhat.com>
4326 * sched-deps.c (set_sched_group_p): Delete.
4327 (delete_all_dependencies): New function.
4328 (fixup_sched_groups): Use. New function.
4329 (sched_analyze_insn): Use.
4331 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
4333 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
4334 RROTATE_EXPR or unknown code.
4335 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
4336 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
4337 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
4340 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
4343 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
4344 after processing the declarator.
4346 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
4348 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
4350 (altivec_vspltb): Same.
4351 (altivec_vspltw): Same.
4352 (altivec_vspltisb): Same.
4353 (altivec_vspltish): Same.
4354 (altivec_vspltisw): Same.
4355 (altivec_vspltisw_v4sf): Same.
4356 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
4358 Move "End of vector xor's" comment to the right place.
4360 2004-11-15 Steve Ellcey <sje@cup.hp.com>
4362 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
4363 instead of nonimmediate_operand.
4365 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4367 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
4368 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
4369 * config/sol2.c (solaris_output_init_fini): Update calls to
4370 ASM_OUTPUT_CALL. Include "rtl.h".
4372 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4374 * config/sol2-c.c (cmn_err_char_table): Add "p".
4376 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4378 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
4379 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
4381 2004-11-15 Mark Mitchell <mark@codesourcery.com>
4383 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
4384 within the multilib directory.
4386 2004-11-15 Nick Clifton <nickc@redhat.com>
4388 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
4389 builtin assert of cpu=xstormy16.
4391 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
4393 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
4396 2004-11-14 Richard Henderson <rth@redhat.com>
4399 * calls.c (struct arg_data): Add parallel_value.
4400 (precompute_register_parameters): Set it.
4401 (load_register_parameters): Use it.
4402 (store_one_arg): Also set it here.
4404 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
4406 PR tree-optimization/18431
4407 * fold-const.c (associate_trees): Do not produce x + 0.
4408 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
4410 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
4412 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
4413 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
4415 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4417 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
4419 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4421 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
4422 value-prof.c: Fix comment typos.
4424 2004-11-14 Stan Shebs <shebs@apple.com>
4426 Basic ABI changes for passing structs by value in 64-bit Darwin.
4427 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
4428 (rs6000_override_options): Set it for 64-bit Darwin.
4429 (rs6000_parse_abi_options): Add testing options to change it.
4430 (rs6000_return_in_memory): Test whether the type is one
4431 that can be passed in registers.
4432 (darwin64_function_arg_advance): New.
4433 (function_arg_advance): Call it, plus add recursion depth
4434 argument and test when counting off arguments.
4435 (rs6000_darwin64_function_arg): New.
4436 (function_arg): Call it.
4437 (setup_incoming_varargs): Add argument to function_arg_advance.
4438 (rs6000_darwin64_function_value): New.
4439 (rs6000_function_value): Call it.
4440 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
4441 * config/rs6000/rs6000-protos.h: Update decl of
4442 function_arg_advance.
4444 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
4447 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
4448 support TImode before adding __int128_t and __uint128_t types.
4450 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
4453 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
4454 (vect_transform_loop_bound): Set loop->nb_iterations.
4456 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
4457 Andrew Pinski <pinskia@physics.uc.edu>
4460 * tree-vectorize.c (vect_build_loop_niters): Do not insert
4461 NULL into the instruction stream. Initialize new_bb to NULL.
4462 (vect_update_ivs_after_vectorizer): Likewise.
4463 (vect_gen_niters_for_prolog_loop): Likewise.
4465 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
4467 PR tree-optimization/18431
4468 * tree-flow.h (stmt_references_memory_p): Declare.
4469 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
4470 * tree-ssa.c (stmt_references_memory_p): New function.
4472 2004-11-14 Andreas Schwab <schwab@suse.de>
4474 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
4477 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4479 * c-common.c (walk_stmt_tree): Remove.
4480 * c-common.h: Remove the corresponding prototype.
4482 * emit-rtl.c (push_to_full_sequence): Remove.
4483 * rtl.h: Remove the corresponding prototype.
4485 * cselib.c, expr.c: Fix comment typos.
4487 2004-11-13 Richard Henderson <rth@redhat.com>
4489 * calls.c (precompute_register_parameters): Force all PARALLELs
4490 into pseudo registers.
4491 (load_register_parameters): Copy PARALLELs into hard registers.
4492 * function.c (assign_parm_setup_block): Copy PARALLELS into
4493 pseudo registers. Do emit_group_store in conversion_insns.
4494 * expr.c (emit_group_load_1): Rename from emit_group_load, take
4495 tmps as an argument. Move final copy loop ...
4496 (emit_group_load): ... here. New function.
4497 (emit_group_load_into_temps, emit_group_move_into_temps): New.
4498 * expr.h: Declare them.
4500 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
4502 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
4503 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
4504 with PHI_CHAIN where appropriate.
4506 2004-11-13 Dale Johannesen <dalej@apple.com>
4508 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
4509 (tree_block_label): Ditto.
4510 (flush_pending_stmts): Ditto.
4511 (insert_edge_copies): Ditto.
4512 (expr_invariant_in_loop_p): Ditto.
4513 (TDF_USE_OPS): Parenthesize definition.
4514 (TDF_USE_VOPS): Ditto.
4516 2004-11-13 David Edelsohn <edelsohn@gnu.org>
4518 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
4519 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
4521 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
4523 2004-11-14 Joseph Myers <joseph@codesourcery.com>
4525 * config/i386/i386.c (override_options): Move loop to set default
4526 tuning to correct place.
4528 2004-11-13 Zak Kipling <zak@transversal.com>
4531 * config/i386/i386.c (classify_argument): Fix infinite loop when
4532 passing object with 3 or more base classes by value.
4534 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4536 * doc/md.texi (constraints) <% modifier>: Mention that it is
4537 useless when the two alternatives are strictly identical.
4539 2004-11-13 Richard Henderson <rth@redhat.com>
4541 * expmed.c (extract_split_bit_field): Temporarily disable call to
4542 extract_force_align_mem_bit_field.
4544 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4546 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
4549 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
4550 lambda-code.c, postreload.c, predict.c, tree-sra.c,
4551 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
4553 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
4555 * doc/install.texi (automake): Correctly document that everything now
4556 will use automake 1.9.3.
4558 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
4561 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
4562 TImode. Sorry for other non-complex larger-than-64-bit modes.
4563 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
4565 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
4567 * doc/install.texi (automake): Document that everything now uses 1.9.
4569 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
4571 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
4574 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4576 * tree.h: Fix comment typos.
4578 2004-11-13 Steven Bosscher <stevenb@suse.de>
4580 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
4581 HARD_REGISTER_NUM_P.
4583 * cselib.c (new_cselib_val): Make comment correct and more detailed.
4584 * flow.c (mark_set_1): Likewise.
4586 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4587 duplicate_eh_regions): Remove.
4588 * except.h (duplicate_eh_regions): Remove prototype.
4589 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
4590 global_const_equiv_varray): Remove.
4591 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
4592 global_const_equiv_varray, set_label_in_map): Remove prototypes,
4593 extern declaration, and #define.
4594 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
4595 (struct inline_remap): Remove.
4596 * varray.c (struct element): Remove entry for const_equiv_data.
4597 * varray.h (struct const_equiv_data): Remove.
4598 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
4599 (union varray_data_tag) <const_equiv>: Remove.
4600 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
4601 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
4603 * regstack.c (record_label_references): Remove unused function.
4605 * rtl.def (VALUE): Update comment.
4606 (LABEL_REF): Remove unused operand 2.
4607 * rtl.h (struct rtx_def): Update for removed accessor macros.
4608 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
4609 REG_LOOP_TEST_P): Remove.
4610 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
4611 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
4612 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
4614 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
4615 Eric Botcazou <ebotcazou@libertysurf.fr>
4618 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
4620 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
4621 (V32I): New macro for 32-bit modes.
4622 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
4623 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
4624 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
4625 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
4626 one_cmpldi_sp64): Use V64I instead of DI.
4627 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
4628 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
4629 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
4630 (nandv64i_vis, nandv32i_vis): New patterns.
4632 2004-11-12 Mike Stump <mrs@apple.com>
4634 * Makefile.in: Add html support.
4635 * java/Make-lang.in: Likewise.
4636 * fortran/Make-lang.in: Likewise.
4637 * treelang/Make-lang.in: Likewise.
4638 * doc/install.texi: Likewise.
4639 * doc/makefile.texi: Likewise.
4640 * doc/sourcebuild.texi: Likewise.
4642 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
4644 * tree-ssa-loop-manip.c: Fix a comment typo.
4646 2004-11-12 Mike Stump <mrs@apple.com>
4648 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
4649 renaming this node to Concept Index.
4650 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
4651 to more closely match gcc.texi.
4653 2004-11-12 Jeff Law <law@redhat.com>
4655 * tree-cfg.c (hashtab.h): Include.
4656 (struct edge_to_case_leader_elt): New structure.
4657 (edge_to_case_leader): New.
4658 (edge_to_case_leader_hash): New hashtable hasing function.
4659 (edge_to_case_leader_eq): New hashtable equality function.
4660 (record_switch_edge): New function.
4661 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
4662 (make_switch_expr_edges): Build the edge-to-case-leader
4663 hash table. Tear down the hash table when we're done.
4664 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
4666 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
4667 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
4668 to use new concept of case leaders to reduce overhead of
4669 redirecting outgoing edges from switch statements.
4670 * tree.c (get_case_label): New function.
4671 * tree.h (CASE_LABEL): Define in terms of get_case_label.
4672 (CASE_LEADER_OR_LABEL): Define.
4674 2004-11-12 Ziemowit Laski <zlaski@apple.com>
4676 * varasm.c (output_addressed_constants): For CONST_DECLs,
4677 output the initializer if present.
4679 2004-11-12 Ziemowit Laski <zlaski@apple.com>
4681 * config/rs6000/darwin.h: Fix confusing typo in comment.
4683 2004-11-12 Devang Patel <dpatel@apple.com>
4685 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
4687 2004-11-12 Devang Patel <dpatel@apple.com>
4689 * tree-if-conv.c (clean_predicate_lists): Use loop header
4692 2004-11-12 Richard Henderson <rth@redhat.com>
4695 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
4696 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4697 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
4698 * config/i386/i386-modes.def (XF): Use it.
4700 2004-11-11 Geoffrey Keating <geoffk@apple.com>
4702 * Makefile.in (macro_list): Use move-if-change to avoid spurious
4705 2004-11-12 Mark Mitchell <mark@codesourcery.com>
4708 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
4709 when deciding whether to pass a variable to
4710 cgraph_varpool_finalize_decl or assemble_variable.
4711 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
4713 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
4715 * tree-vectorizer.c: Fix a comment typo.
4717 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
4719 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
4721 2004-11-12 Diego Novillo <dnovillo@redhat.com>
4723 * tree-scalar-evolution.c (analyzable_condition): Remove
4724 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
4726 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
4728 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4729 Remove m505/roe multilib variant.
4731 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4733 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
4734 to load from the stack.
4736 2004-11-12 Richard Henderson <rth@redhat.com>
4738 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
4739 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
4740 * toplev.h (FL2T__): Remove.
4741 (CLZ_HWI): Rename from FL2T_CLZ__.
4743 (floor_log2): Simplify.
4746 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
4748 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
4749 compute the first overlapping iterations.
4751 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
4754 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
4755 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
4757 2004-11-12 Steven Bosscher <stevenb@suse.de>
4759 PR tree-optimization/18419
4760 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
4761 pointer set instead of a bitmap.
4762 (walk_use_def_chains): Create, pass and clean up that pointer_set.
4764 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
4766 (init_alias_info): Allocate and zero it here.
4767 (delete_alias_info): Delete it here.
4768 (collect_points_to_info_for): Use it.
4770 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4772 * alias.c (record_alias_subset, addr_side_effect_eval):
4774 * alias.h: Remove the prototype for record_alias_subset.
4775 * expr.h: Remove the commented-out prototype for
4776 record_alias_subset.
4777 * rtl.h: Remove the prototype for addr_side_effect_eval.
4779 * cfglayout.c (choose_inner_scope): Make it static.
4780 * rtl.h: Remove the corresponding prototype.
4782 * cfgloopmanip.c (update_single_exits_after_duplication,
4783 unloop): Make them static.
4784 * cfgloop.h: Remove the corresponding prototypes.
4786 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
4788 * c-tree.h: Remove the corresponding prototypes.
4790 * explow.c (round_push): Make it static.
4791 * expr.h: Remove the corresponding prototype.
4793 * varasm.c (get_named_section_flags, decl_tls_model): Make
4795 * output.h: Remove the prototype for get_named_section_flags.
4796 * tree.h: Remove the prototype for decl_tls_model.
4798 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4800 * function.c (expand_function_end): Remove an "if" statement
4801 that always triggers.
4802 * stmt.c (expand_null_return_1): Likewise.
4804 2004-11-11 James E. Wilson <wilson@specifixinc.com>
4806 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
4807 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
4808 CLASS_MAX_NREGS): Likewise.
4810 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4812 PR tree-optimization/17742
4813 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
4814 MINUS_EXPR correctly.
4816 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
4818 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
4819 Give up as soon as the evolution is known not computable.
4821 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4824 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
4825 mask64_1or2_operand.
4826 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
4827 to spot rlwinm opportunities.
4828 (and64_2_operand): Use mask_1or2_operand.
4829 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
4831 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
4833 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
4834 (vect_update_ivs_after_vectorizer): Update function documentation.
4835 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
4837 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
4839 * config/arm/arm.c: Fix a comment typo.
4841 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4843 * bitmap.h (nBITMAP_WORD_BITS): Remove.
4844 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
4845 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
4847 (bitmap_first_set_bit): Return unsigned, use ctzl.
4848 (bitmap_last_set_bit): Remove.
4849 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
4851 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
4852 remove special case code for two word elements.
4853 (bitmap_last_set_bit): Remove.
4854 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
4855 bitmap_first_set_bit with bitmap_empty_p.
4856 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
4857 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
4858 bitmap_last_bit_set.
4860 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
4863 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
4866 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
4867 unsigned equality compare when we know the operands are unsigned.
4869 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
4871 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
4872 __PIC__ and __pic__ only if TARGET_ABICALLS.
4873 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
4874 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
4875 -KPIC only if not -mno-abicalls.
4877 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
4878 * config/sparc/linux.h, config/sparc/linux64.h
4879 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
4881 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
4882 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
4883 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
4884 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
4886 2004-11-11 Paul Brook <paul@codesourcery.com>
4888 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
4889 register if current_function_uses_pic_offset_table is set.
4891 2004-11-10 David Edelsohn <edelsohn@gnu.org>
4893 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
4894 Change multi-instruction sequences to new attribute.
4895 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
4896 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
4897 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
4899 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
4901 * tree-data-ref.c (build_classic_dist_vector): If either loop
4902 is outside of the nest we asked about, the dependence can't
4904 (build_classic_dir_vector): Ditto.
4906 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
4908 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
4910 (force_var_cost): Determine cost of addition and multiplication more
4912 (get_computation_cost_at): Add cost for computing address elements to
4915 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
4916 one of the arguments of MINUS_EXPR is an address.
4917 (split_address_to_core_and_offset): New function.
4918 (ptr_difference_const): Handle case when one of the operands is a
4920 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
4921 (ptr_difference_cost): Pass addresses instead of objects to
4922 ptr_difference_const.
4924 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
4926 * tree.c (tree_check_failed): Emit general error if the list of
4927 node types is empty.
4929 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4931 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
4932 argument. When the union is passed in the 6th slot, build a
4933 PARALLEL with only one element.
4934 (function_arg): Adjust call to function_arg_union_value.
4935 (function_value): Likewise.
4937 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
4939 PR tree-optimization/17892
4940 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
4941 MINUS_EXPR operator.
4943 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
4946 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
4947 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
4949 2004-11-10 Steven Bosscher <stevenb@suse.de>
4951 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
4952 (struct basic_block_def): Remove local_set and cond_local_set
4953 fields. Update comment for global_live_at_start.
4954 * flow.c (calculate_global_regs_live): Allocate local_sets and
4955 cond_local_sets here as arrays of bitmaps previously stored in
4956 bb->local_set and bb->cond_local_set. Use xmalloc instead of
4957 obstack allocated bitmaps.
4959 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
4962 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
4965 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
4967 2004-11-09 Jeff Law <law@redhat.com>
4969 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
4970 argument holding last unvisited block. Start search for
4971 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
4972 (connect_infinite_loops_to_exit): Supply last unvisited block
4973 to flow_dfs_compute_reverse_execute.
4975 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
4977 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
4979 (floatunssidf2): Same.
4981 ("extendsfdf2"): New expander.
4982 (*extendsfdf2_fpr): Rename.
4983 (*truncdfsf2_fpr): Same.
4984 (*negdf2_fpr): Same.
4985 (*absdf2_fpr): Same.
4986 (*nabsdf2_fpr): Same.
4987 (*adddf3_fpr): Same.
4988 (*subdf3_fpr): Same.
4989 (*muldf3_fpr): Same.
4990 (*divdf3_fpr): Same.
4992 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
4993 ("spe_fix_truncdfsi2"): Same.
4994 (spe_floatunssidf2): Same.
4995 (spe_floatsidf2): Same.
4997 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
5000 * c-common.c (fname_decl): Don't use line number of decl in
5003 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
5005 * config/s390/s390-protos.h (s390_pool_operand): Remove.
5006 * config/s390/s390.c (s390_pool_operand): Likewise.
5007 (s390_extra_constraint_str): Handle 'B' constraints.
5008 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
5009 * config/s390/s390.md: Document 'B' constraints.
5010 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
5011 s390_pool_operand to prevent insns with two literal pool
5012 references. Make pattern commutative.
5013 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
5014 'B' constraint instead of s390_pool_operand.
5016 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5018 * tree-cfg.c (create_bb): Remove unnecessary memset.
5020 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5022 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
5023 (thread_block): Call flush_pending_stmt instead of
5026 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5028 * loop-iv.c (iv_number_of_iterations): Make it static.
5029 * cfgloop.h: Remove the corresponding prototype.
5031 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5033 * function.c (combine_temp_slots, assign_parms,
5034 expand_pending_sizes): Make them static.
5035 * tree.h: Remove the corresponding prototypes.
5037 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5039 * emit-rtl.c (copy_most_rtx): Remove.
5040 * rtl.h: Remove the corresponding prototype.
5042 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5044 * cfgloop.c (flow_loops_update): Remove.
5045 * cfgloop.h: Remove the corresponding prototype.
5047 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5049 * conflict.c (mark_reg, conflict_graph_compute): Remove.
5050 * basic-block.h: Remove the prototype for
5051 conflict_graph_compute.
5053 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5055 * tree-if-conv.c (add_to_dst_predicate_list): Change the
5056 second argument to basic_block.
5057 (tree_if_convert_cond_expr): Update call sites.
5059 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5061 * fold-const.c (pedantic_non_lvalue): Make it static.
5062 * tree.h: Remove the corresponding prototype.
5064 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5066 * optabs.c (prepare_operand): Make it static.
5067 * optabs.h: Remove the corresponding prototype.
5069 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5071 * reload1.c (reloads_conflict, gen_reload): Make them static.
5072 * reload.h: Remove the corresponding prototypes.
5074 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5076 * reload.c (refers_to_mem_for_reload_p,
5077 refers_to_regno_for_reload_p): Make them static.
5078 * reload.h: Remove the corresponding prototypes.
5080 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
5081 Eric Botcazou <ebotcazou@libertysurf.fr>
5084 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
5085 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
5086 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
5087 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
5088 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
5089 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
5090 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
5091 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
5092 MODE_VECTOR_INT modes.
5093 (sparc_extra_constraint_check): Add new constraint 'Y'.
5094 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
5095 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
5096 (V64): New mode macro for 64-bit modes.
5097 (movsf): Use V32 for mode instead of SF.
5098 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
5099 alongside 'G' constraint.
5100 (movdf): Use V64 for mode instead of DF.
5101 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
5102 of DF. Add 'Y' constraint alongside 'G' constraint.
5103 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
5106 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
5108 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
5109 integer NEG and ABS.
5110 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
5111 ("*negdi2_31"): Reimplement using a splitter.
5112 ("*negdi2_cc", "*negdi2_cconly"): New insns.
5113 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
5114 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
5115 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
5116 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
5117 ("*absdi2_cc", "*absdi2_cconly"): New insns.
5118 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
5119 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
5120 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
5121 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
5122 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
5123 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
5124 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
5125 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
5126 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
5128 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
5130 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
5131 when eliminating an UNSPEC_CMPINT.
5132 (s390_secondary_input_reload_class): Fix test for CC register reload.
5133 (s390_secondary_output_reload_class): Likewise.
5134 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
5135 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
5136 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
5137 insn patterns with splitters.
5139 2004-11-09 David Edelsohn <edelsohn@gnu.org>
5141 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
5142 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
5144 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5146 * tree-phinodes.c (phi_reverse): New.
5147 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
5149 * tree-flow.h: Add a prototype for phi_reverse.
5151 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
5153 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5155 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
5158 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
5161 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
5163 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
5164 instead of "arg" in diagnostics.
5166 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
5168 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
5169 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
5170 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
5171 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
5172 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
5173 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
5174 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
5175 config/iq2000/iq2000.c, config/m32r/m32r.c,
5176 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
5177 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
5178 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
5179 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
5180 config/sh/symbian.c, config/stormy16/stormy16.c,
5181 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
5182 and %> as appropriate. Use %' as apostrophe in diagnostics where
5183 applicable. Use %< and %> in place of '' quotes where applicable.
5184 Use %qs in place of %<%s%>. Consistently quote __builtin function
5187 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
5189 * gdbinit.in (pbb, pbm): New macros.
5191 2004-11-08 Jeff Law <law@redhat.com>
5193 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
5194 implementing it inline.
5196 * cfganal.c (find_edge): Search pred->succs or succ->preds,
5197 whichever is shorter.
5199 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5201 * passes.c (rest_of_handle_jump): Remove dead code.
5203 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5205 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
5206 the last used element in the worklist.
5208 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5210 * tree-inline.c (remap_save_expr): Make it static.
5211 * tree-inline.h: Remove the corresponding prototype.
5213 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5215 * tree-ssa-loop-niter.c (upper_bound_in_type,
5216 lower_bound_in_type): Make them static.
5217 * tree.h: Remove the corresponding prototypes.
5219 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5221 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
5223 * tree-ssa-live.h: Remove the corresponding prototypes.
5225 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5227 * tree-if-conv.c (tree_if_conversion): Make it static.
5228 * tree-flow.h: Remove the corresponding prototype.
5230 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5232 * tree-ssa-operands.c (build_ssa_operands): Make it static.
5233 * tree-flow.h: Remove the corresponding prototype.
5235 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
5238 * tree-inline.c (copy_body_r): Change "t = t" to empty
5239 statement instead of "t".
5241 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5243 * modulo-sched.c (create_partial_schedule,
5244 free_partial_schedule, reset_partial_schedule,
5245 ps_add_node_check_conflicts, rotate_partial_schedule): Make
5248 2004-11-08 Richard Henderson <rth@redhat.com>
5250 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
5253 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5255 * sched-deps.c (add_insn_mem_dependence): Make it static.
5256 * sched-int.h: Remove the corresponding prototypes.
5258 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5260 * flow.c (allocate_bb_life_data): Make it static.
5261 * basic-block.h: Remove the corresponding prototype.
5263 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5265 * calls.c (split_complex_values, split_complex_types): Make
5267 * expr.h: Remove the corresponding prototypes.
5269 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
5271 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
5272 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5274 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5276 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
5277 statements that always trigger.
5279 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
5281 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
5282 tree-scalar-evolution.c, tree-ssa-loop-im.c,
5283 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
5284 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
5287 2004-11-08 Ben Elliston <bje@au.ibm.com>
5289 * cgraph.h (cgraph_calls_p): Remove.
5290 * cgraph.c (cgraph_calls_p): Likewise.
5292 * varray.h (varray_copy): Remove.
5293 * varray.c (varray_copy): Likewise.
5295 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
5298 * config/darwin.c (machopic_indirect_data_reference):
5299 Call gen_macho_high and gen_macho_low instead of
5300 checking the mode and calling gen_macho_high_di directly.
5301 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5302 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
5304 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
5305 load_macho_picbase, macho_low, macho_high): Removed.
5306 (builtin_setjmp_receiver): Call gen_macho_high and
5307 gen_macho_low instead of checking the mode and calling
5308 gen_macho_high_di directly.
5309 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
5310 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
5311 Moved from rs6000.md.
5312 (macho_high): New expander.
5313 (macho_high_si): Renamed version of macho_high from rs6000.md.
5314 (macho_low): New expander.
5315 (macho_low_si): Renamed version of macho_low from rs6000.md.
5316 (load_macho_picbase): New expander.
5317 (load_macho_picbase_si): Renamed version of load_macho_picbase
5319 (macho_correct_pic): New expander.
5320 (macho_correct_pic_si): Renamed version of macho_correct_pic
5323 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
5325 * c-decl.c (finish_struct): Use complete sentences for diagnostic
5326 for structures or unions with no members or named members.
5328 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
5330 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
5331 taking address of bit-field by assertion.
5333 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
5335 * config/s390/s390.md (attribute "op_type"): Default to "NN".
5336 (attribute "atype"): Default to "agen".
5337 (attribute "length"): Default to 6.
5338 (define_asm_attibutes): Remove.
5339 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
5340 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
5341 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
5342 Do not set type attribute to "cs" where already default.
5343 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
5345 Do not set type attribute to "other" where already default.
5346 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
5347 "*strlendi", "*strlensi",
5348 "*movmem_long_64", "*movmem_long_31",
5349 "*clrmem_long_64", "*clrmem_long_31",
5350 "*cmpmem_long_64", "*cmpmem_long_31",
5351 "*cmpint_si", "*cmpint_di",
5352 "addti3", "*adddi3_31z", "*adddi3_31",
5353 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
5354 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
5355 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
5356 "*pool_entry", "pool_align", "pool_section_start",
5357 "pool_section_end", "main_pool", "reload_base_31", "pool"):
5358 Do not set op_type attribute to "NN" where already default.
5359 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
5360 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
5361 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
5362 Do not set atype attribute to "agen" where already default.
5363 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
5365 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
5367 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
5369 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
5372 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
5373 R3000 and R4000 macros on IRIX.
5375 2004-11-06 Andreas Schwab <schwab@suse.de>
5378 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
5381 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5383 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
5385 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
5387 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
5388 matches no insns already matched by other reservations.
5389 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
5390 matches no insns already matched by other reservations.
5391 ("x_ss"): Remove, replace by ...
5392 ("x_cs"): ... this new reservation. Check type instead of op_type.
5393 Update bypasses to use x_cs instead of x_ss.
5394 ("x_nn"): Remove, replace by ...
5395 ("x_other"): ... this new reservation. Check type instead of op_type.
5396 Add x_other and x_branch to bypasses.
5397 ("x_vs"): New reservation.
5398 * config/s390/s390.md (attribute "type"): Default according to op_type.
5399 ("*execute"): Set type to "cs".
5401 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5403 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
5404 if we are in GIMPLE.
5406 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
5408 PR rtl-optimization/17933
5409 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
5410 (covers_regno_p): New function. Handle SETs of PARALLEL,
5411 and defer the rest to...
5412 (covers_regno_no_parallel_p): New function.
5414 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5416 * config/sparc/sparc.c (function_arg_record_value_1): Skip
5417 fields with zero length.
5418 (function_arg_record_value_2): Likewise.
5419 (function_arg_record_value_3): Use smallest_mode_for_size
5420 instead of mode_for_size.
5421 (function_arg_union_value): Return naked register for unions
5424 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5426 * config/sparc/sparc.c (scan_record_type): Handle vector types.
5427 (function_arg_slotno): Handle vector types specially.
5428 (function_arg_record_value_1): Split fields with vector type and
5429 BLKmode into their subparts.
5430 (function_arg_record_value_2): Likewise. Be prepared to handle
5431 more than 2 registers per field.
5432 (function_arg_union_value): Increment regno inside the loop.
5433 (function_arg_vector_value): New function.
5434 (function_arg): Use it to split fields with vector type and
5435 BLKmode into their subparts and build a PARALLEL. Treat
5436 other vector types like floats.
5437 (function_value): Likewise.
5438 (sparc_pass_by_reference): Handle vector types.
5439 (sparc_return_in_memory): Likewise.
5441 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5443 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
5444 statement that never triggers.
5446 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
5448 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
5449 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
5450 ("x_fdivd"): Use also for fsqrtd type.
5451 ("x_fdivs"): Use also for fsqrts type.
5452 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
5453 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
5454 ("fix_truncdfsi2_ibm"): Set type to "other".
5455 ("floatdidf2", "floatdisf2"): Do not clobber CC.
5456 ("floatsidf2", "floatsidf2_ieee"): Likewise.
5457 ("floatsisf2", "floatsisf2_ieee"): Likewise.
5458 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
5459 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
5461 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
5462 ("sqrtdf2"): Set type to "fsqrtd".
5463 ("sqrtsf2"): Set type to "fsqrts".
5465 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5467 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
5468 pointer to the last PHI node in the new PHI chain.
5470 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
5472 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
5473 for non-PIC TLS_MODEL_INITIAL_EXEC case.
5475 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5477 * expmed.c: Fix a comment typo.
5479 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5482 * config/i386/cygming.h
5483 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
5485 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5487 * config/sh/sh4a.md: Fix copyright.
5489 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
5491 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
5494 2004-11-05 David Edelsohn <edelsohn@gnu.org>
5496 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
5497 when carry not used. Suggested by Torbjorn Granlund.
5499 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
5500 operand[1] unnecessarily. Suggested by Eric Christopher.
5501 (rs6000_adjust_cost): Increase latency of store to wider load.
5502 (rs6000_rtx_costs): mulli only allows 16-bit constants.
5504 2004-11-05 Stan Shebs <shebs@apple.com>
5506 * config/rs6000/rs6000.c (machopic_output_stub): Output
5507 ldu instead of lwzu for 64-bit stubs.
5509 2004-11-05 Richard Henderson <rth@redhat.com>
5511 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
5513 (alpha_expand_unaligned_store): Likewise.
5515 2004-11-05 Richard Henderson <rth@redhat.com>
5517 * expmed.c (extract_force_align_mem_bit_field): New.
5518 (extract_split_bit_field): Call it.
5520 2004-11-05 Richard Henderson <rth@redhat.com>
5522 * ia64.md (UNSPEC_SHRP): New.
5523 (dshift_count_operand): New.
5524 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
5525 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
5527 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5529 * c-typeck.c (output_init_element): Return early if value is
5532 2004-11-05 James E Wilson <wilson@specifixinc.com>
5534 * invoke.texi (-fno-guess-branch-probability): Rewrite.
5536 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
5537 1 to UNSPEC_GR_SPILL.
5539 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
5541 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
5542 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
5544 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
5546 * bitmap.h (enum bitmap_bits): Remove.
5547 (bitmap_operation): Remove.
5548 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5549 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5550 bitmap_xor_into): Prototype.
5551 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
5552 (bitmap_operation): Remove.
5553 (bitmap_and, bitmap_and_into, bitmap_and_compl,
5554 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5555 bitmap_xor_into): New.
5556 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
5558 PR tree-optimization/18307
5559 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
5560 and ORIG being the same node.
5562 2004-11-04 Geoffrey Keating <geoffk@apple.com>
5564 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
5565 (install-mkheaders): Install the version built for the
5566 host, not for the build machine.
5567 * configure.ac: Always run fixincludes.
5568 (all_outputs): Remove mkheaders.
5569 * configure: Regenerate.
5570 * fixinc.in: Move to fixincludes/.
5571 * mkfixinc.sh: Likewise.
5572 * mkheaders.in: Likewise.
5573 * README-fixinc: Likewise.
5575 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
5578 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
5579 equivalent on the A4.
5581 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5583 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
5584 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
5585 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
5586 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
5587 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
5588 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
5589 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
5590 doc/trouble.texi: Correct end-of-sentence markup and markup of
5591 "etc.", "e.g." and "i.e.". Use @code in various places where
5594 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
5596 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
5597 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
5598 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
5601 2004-11-04 Mark Mitchell <mark@codesourcery.com>
5603 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
5604 * doc/extend.texi: Document "notshared" attribute.
5606 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5608 * tree-phinodes.c (make_phi_node): Make it static.
5609 * tree.h: Remove the prototypes for make_phi_node.
5611 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5613 * stmt.c (expand_asm, expand_asm_operands): Make them static.
5614 * tree.h: Remove the prototypes for expand_asm and
5615 expand_asm_operands.
5617 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5619 * passes.c (rest_of_compilation): Make it static.
5620 * toplev.h: Remove the prototype for rest_of_compilation.
5622 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5624 * jump.c (cleanup_barriers): Use delete_insn instead of
5626 (delete_barrier): Remove.
5627 * rtl.h: Remove the corresponding prototype.
5629 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5631 * expr.c (mostly_zero_p): Make it static.
5632 * tree.h: Remove the prototype for mostly_zeros_p.
5634 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5636 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
5638 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5640 * builtins.c (expand_builtin_return_addr,
5641 expand_builtin_longjmp, expand_builtin_trap): Make them static.
5642 * expr.h: Remove the prototypes for expand_builtin_longjmp and
5643 expand_builtin_trap.
5644 * tree.h: Remove the prototype for expand_builtin_return_addr.
5646 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5648 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
5649 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
5650 with VAL being NULL.
5652 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5654 * cfghooks.c (delete_basic_block): Remove code to truncate
5657 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
5659 * flow.c (init_propagate_block_info): Change the type of i to
5662 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
5664 PR tree-optimization/18184
5665 * c-typeck.c (comptypes): Do not treat pointers of different
5666 modes or alias-all flags as equivalent.
5667 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
5669 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
5671 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
5672 reference specific C parser files in examples.
5674 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
5677 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
5678 as OP_INOUT if the instruction is predicated.
5680 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5682 * bitmap.h: Fix a comment typo. Follow spelling conventions.
5683 * tree-vectorizer.c: Fix a comment typo.
5685 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
5687 * sdbout.c (SDB_GENERATE_FAKE): Remove.
5688 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
5689 * system.h: Poison SDB_GENERATE_FAKE.
5690 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
5692 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
5694 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
5696 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5699 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
5702 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
5704 * predict.c (propagate_freq): Make bitno unsigned. Move
5705 npredecessors update out of loop.
5707 * bitmap.h (bitmap_iterator): Remove word_bit and bit
5708 fields. Rename others.
5709 (bmp_iter_common_next_1, bmp_iter_single_next_1,
5710 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
5711 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
5712 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
5713 bmp_iter_and_next): Remove.
5714 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
5715 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
5717 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
5718 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
5720 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
5721 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
5722 bitmap_and_into, bitmap_ior_into as appropriate.
5723 * except.c (remove_eh_handler): Likewise.
5724 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
5725 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5726 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
5727 * tree-ssa-live.h (live_merge_and_clear): Likewise.
5728 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
5731 * bitmap.c (bitmap_print): Make bitno unsigned.
5732 * bt-load.c (clear_btr_from_live_range,
5733 btr_def_live_range): Likewise.
5734 * caller-save.c (save_call_clobbered_regs): Likewise.
5735 * cfganal.c (compute_dominance_frontiers_1): Likewise.
5736 * cfgcleanup.c (thread_jump): Likewise.
5737 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
5738 * conflict.c (conflict_graph_compute): Likewise.
5739 * ddg.c (add_deps_for_use): Likewise.
5740 * df.c (df_refs_update): Likewise.
5741 * except.c (remove_eh_handler): Likewise.
5742 * flow.c (verify_local_live_at_start, update_life_info,
5743 initialize_uninitialized_subregs, propagate_one_insn,
5744 free_propagate_block_info, propagate_block, find_use_as_address,
5745 reg_set_to_hard_reg_set): Likewise.
5746 * gcse.c (clear_modify_mem_tables): Likewise.
5747 * global.c (global_conflicts, build_insn_chain): Likewise.
5748 * ifcvt.c (dead_or_predicable): Likewise.
5749 * local-alloc.c (update_equiv_regs): Likewise.
5750 * loop.c (load_mems): Likewise.
5751 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
5753 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
5755 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
5756 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
5757 * sched-rgn.c (propagate_deps
5758 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
5759 * tree-dfa.c (dump_dfa_stats
5760 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
5761 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
5763 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
5764 free_temp_expr_table, find_replaceable_exprs): Likewise.
5765 * tree-sra.c (scan_function, scalarize_parms): Likewise.
5766 * tree-ssa-alias.c (init_alias_info,
5767 compute_points_to_and_addr_escape,
5768 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
5769 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
5770 * tree-ssa-live.c (new_tree_live_info, live_worklist,
5771 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
5772 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
5773 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
5774 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
5775 add_call_read_ops): Likewise.
5776 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
5777 * tree-ssa-live.h (num_var_partitions): Return unsigned.
5779 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
5781 PR tree-optimization/18009
5782 * tree-vectorizer.h (enum dr_alignment_support): New type.
5783 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
5784 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
5785 single data_reference (instead of a varray of references).
5786 * tree-vectorizer.c (new_loop_vec_info): Likewise.
5787 (vect_gen_niters_for_prolog_loop): Likewise.
5788 (vect_update_inits_of_drs): Likewise.
5790 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
5791 vect_enhance_data_refs_alignment.
5792 (vect_do_peeling_for_alignment): Likewise.
5793 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
5794 this functionality used to be in vect_analyze_data_refs_alignment.
5795 Also update DR_MISALIGNMENT due to peeling; this functionality used to
5796 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
5797 (vect_analyze_data_refs_alignment): Decision on whether and by how much
5798 to peel moved to vect_enhance_data_refs_alignment. Call
5799 vect_supportable_dr_alignment.
5801 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
5802 (vect_compute_data_refs_alignment): Return bool. Consider return value
5803 of vect_compute_data_ref_alignment and return true/false accordingly.
5804 (vect_enhance_data_refs_alignment): Consider return value of
5805 vect_compute_data_refs_alignment and return true/false accordingly.
5807 (vect_supportable_dr_alignment): New function.
5808 (vectorizable_store): Call vect_supportable_dr_alignment.
5809 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
5810 support checks moved from here to vect_supportable_dr_alignment.
5812 (vect_transform_loop): Avoid 80 columns overflow.
5814 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5816 * timevar.c (timevar_enable): Change from
5818 (timevar_push): Rename to ...
5819 (timevar_push_1): this and remove the
5821 (timevar_pop): Rename to ...
5822 (timevar_pop_1): this and remove the
5824 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
5825 (timevar_pop): New macro.
5826 (timevar_push): New macro.
5827 (timevar_enable): Declare.
5829 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5831 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
5832 libgcc for shared libraries.
5834 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
5836 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
5837 * config/s390/s390.c (s390_split_access_reg): New function.
5838 (regclass_map): Add access registers.
5839 (get_thread_pointer): Use access register instead of UNSPEC_TP.
5840 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
5841 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
5842 (TP_REGNUM): New define.
5843 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5844 REG_ALLOC_ORDER): Add access registers.
5845 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
5846 CANNOT_CHANGE_MODE_CLASS): Support access registers.
5847 (enum reg_class): Add ACCESS_REGS.
5848 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5849 (REG_CLASS_FROM_LETTER): Add 't' constraint.
5850 (REGISTER_NAMES): Add access registers.
5851 * config/s390/s390.md (UNSPEC_TP): Remove.
5852 ("*movdi_64"): Add access register alternatives. Provide splitters
5853 to split DImode access register <-> GPR moves into SImode moves.
5854 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
5855 ("movstrictsi"): Likewise.
5856 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
5857 ("set_tp_64", "set_tp_31"): Likewise.
5858 ("*set_tp"): New insn.
5860 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5862 * tree-phinodes.c (resize_phi_node): Copy only a portion of
5863 the PHI node currently in use.
5865 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
5868 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
5871 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
5873 PR tree-optimization/18270
5874 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
5875 abnormal edges, commit all pending stmts on incoming edges.
5877 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
5879 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
5880 cause extra costs. Generate canonical RTL.
5882 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
5884 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
5885 (lambda_compute_target_space). Ditto.
5886 * lambda.h (lambda_trans_matrix): Ditto.
5887 (lambda_linear_expression): Ditto.
5888 (lambda_body_vector): Ditto.
5889 (lambda_loopnest): Ditto.
5890 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
5891 update comments, and remove pointless addition of 0.
5892 (linear_transform_loops): Update comments.
5894 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
5896 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
5899 2004-11-03 Jeff Law <law@redhat.com>
5901 * predict.c (struct block_info_def): Kill "tovisit" field.
5902 (propagate_freq): Accept new "tovisit" parameter. Change
5903 read/write access methods for "tovisit" to check the "tovisit"
5904 bitmap instead of a bit in block_info_def.
5905 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
5906 it to propagate_freq.
5908 * stmt.c (expand_case): Speed up code to detect duplicate case
5909 label targets and count unique case label targets.
5911 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5913 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
5915 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5917 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
5919 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
5921 * tree-cfg.c (find_taken_edge): Abort if we are given a
5922 statement that is neither COND_EXPR nor SWITCH_EXPR.
5924 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
5926 * fold-const.c (fold): Reassociate also (x - mult) + mult and
5927 (mult - x) + mult. Cast operands of expression after applying
5928 distributive law to the correct types. Apply distributive law
5929 to a * c - b * c for all non-float types.
5931 2004-11-02 Geoffrey Keating <geoffk@apple.com>
5933 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
5934 because we don't want to run them now; instead, set them to
5935 stmp-install-fixproto or stmp-install-fixinc.
5936 * Makefile.in (stmp-install-fixproto): New.
5937 (stmp-install-fixinc): New.
5938 * configure: Regenerate.
5940 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
5942 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
5945 2004-11-02 Ziemowit Laski <zlaski@apple.com>
5947 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
5948 (c_types_compatible_p): Move function definition...
5949 * c-objc-common.c (c_types_compatible_p): ...here.
5950 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
5953 2004-11-02 Steven Bosscher <stevenb@suse.de>
5955 * cfgloop.h (struct loop): Update comment.
5956 * cse.c (cse_main): Remove obsolete comment.
5958 * expr.h (gen_cond_trap): Move prototype under functions provided
5960 (canonicalize_condition, get_condition): Move to...
5961 * rtl.h (canonicalize_condition, get_condition): ...here.
5962 (branch_target_load_optimize): Add comment that this function is
5964 * loop.c (canonicalize_condition, get_condition): Move to...
5965 * rtlanal.c (canonicalize_condition, get_condition): ...here.
5966 * sched-deps.c (get_condition): Rename to sched_get_condition.
5967 (add_dependence): Update this caller.
5969 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
5972 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
5973 that the vops get marked for renaming.
5975 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
5977 * config/s390/s390.md ("movcc"): Set type attribute.
5979 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5981 * tree-phinodes.c (add_phi_arg): Add an assertion that the
5982 edge already exists.
5984 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5986 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
5987 element that's being removed.
5989 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
5991 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
5992 arguments using PENDING_STMT.
5993 (thread_block): Call copy_phis_to_block after redirecting an
5996 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
5998 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
5999 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
6000 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
6001 (bitmap_ior_and_compl_into): Produce bool.
6002 (bitmap_union_of_diff): Rename to ...
6003 (bitmap_ior_and_compl): ... here. Produce bool.
6004 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
6005 bitmap_operation directly.
6006 (bitmap_union_of_diff): Rename to ...
6007 (bitmap_ior_and_compl): ... here. Return bool, use
6008 bitmap_operation directly.
6009 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
6010 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
6011 * global.c (modify_bb_reg_pav): Likewise.
6013 * bitmap.h (bitmap_equal_p): Return bool.
6014 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
6015 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
6016 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
6017 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
6018 bitmap_intersect_compl_p.
6019 * ifcvt (dead_or_predicable): Likewise.
6021 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
6023 PR rtl-optimization/17104
6024 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
6025 loads in zero_extend.
6027 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
6030 * toplev.c (debug_type_names): Remove "dwarf-1".
6032 2004-11-02 Ben Elliston <bje@au.ibm.com>
6034 * timevar.h (timevar_get): Remove.
6035 * timevar.c (timevar_get): Remove unused function.
6037 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
6039 * doc/include/texinfo.tex: Update from Texinfo CVS.
6041 2004-11-02 Ben Elliston <bje@au.ibm.com>
6043 * cppdefault.h (cpp_SYSROOT): Remove.
6044 * cppdefault.c (cpp_SYSROOT): Likewise.
6046 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
6048 PR tree-optimization/16447
6049 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
6050 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
6051 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
6052 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
6053 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
6054 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
6055 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
6056 (identical_copies_p): New. Return true is two copies are the same.
6057 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
6058 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
6060 (perform_edge_inserts): New. Determine what to do with all stmts that
6061 have been inserted on edges.
6062 (remove_ssa_form): Analyze and commit edges from here.
6064 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
6067 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
6068 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
6069 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
6070 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
6072 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
6075 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
6076 parameter declarations.
6078 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
6080 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
6081 (s390_secondary_input_reload_class)
6082 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
6084 (s390_expand_cmpmem): Enable cmpmem implementation.
6085 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
6086 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
6087 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
6088 * config/s390/s390.md ("movcc"): New insn pattern.
6089 * doc/md.texi: Document 'c' constraint for s390.
6091 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
6094 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
6097 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
6099 Fix PR tree-optimization/17672
6100 Fix PR tree-optimization/18168
6102 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
6104 (gcc_tree_to_linear_expression): Add extra to existing constant.
6105 (depth_of_nest): Factor out function used in various places.
6106 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
6108 (find_induction_var_from_exit_cond): Stop guessing, and just
6109 get the right answer :).
6110 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
6111 Print out message about result of attempt to create perfect nest.
6112 (lbv_to_gcc_expression): Add type argument, use it to do math
6113 and induction variable creation.
6114 (lle_to_gcc_expression): Ditto.
6115 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
6116 oldiv. Pass type argument to lle_to_gcc_expression and
6117 lbv_to_gcc_expression.
6118 Reset number of iterations after transformation.
6119 (perfect_nestify): Remove useless pre-allocation, and cleanup
6122 * tree-data-ref.c (build_classic_dist_vector): Return false for
6123 dependences completely outside of the loop nest we asked about.
6124 (build_classic_dir_vector): Ditto.
6125 (compute_data_dependences_for_loop): Only add dependence relations
6126 inside the loop we asked about.
6128 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
6129 Compute immediate uses.
6131 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
6133 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
6135 * tree-cfg.c (thread_jumps): Fix a comment typo.
6137 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
6139 * tree-cfg.c (thread_jumps): Fix a comment typo.
6141 2004-10-31 Nicolas Pitre <nico@cam.org>
6143 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
6144 values smaller than 2^32.
6146 2004-10-31 Jeff Law <law@redhat.com>
6148 * cfgloop.h (struct loop): Remove unused "nodes" field.
6149 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
6150 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
6151 instead of calling flow_bb_inside_loop_p for every basic block
6153 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
6155 2004-10-31 Graham Stott <graham.stott@btinternet.com>
6157 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
6158 INT_5_BITS instead of VAL_5_BITS_P.
6160 2004-10-31 Roger Sayle <roger@eyesopen.com>
6163 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
6164 for consistent quoting in diagnostic messages.
6165 (expand_call_inline): Likewise.
6166 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6167 * tree-ssa.c (warn_uninitialized_var): Likewise.
6168 (warn_uninitialized_phi): Likewise.
6170 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
6172 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
6175 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
6177 * c-common.c: Fix a comment typo.
6179 2004-10-31 Jason Merrill <jason@redhat.com>
6182 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
6183 aggregate types that are not BLKmode.
6185 2004-10-30 Ziemowit Laski <zlaski@apple.com>
6187 * c-common.h (objc_lookup_ivar): Add second parameter to
6189 * c-typeck.c (build_external_ref): After looking up symbol,
6190 pass it to objc_lookup_ivar() to decide whether it or the
6191 ivar should be used, rather than deciding the issue locally.
6192 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
6193 which is simply returned in the non-ObjC case.
6195 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
6197 * sdbout.c (sdbout_symbol): Do not output type .def statements
6200 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
6202 * c-common.c (catenate_strings): New.
6203 (c_parse_error): Use it. Don't over-escape.
6205 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
6207 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
6208 modify the for loop expressions for it. Remove unnecessary casts.
6209 (sh_expand_prologue): Declare reg as unsigned.
6210 (sh_gimplify_va_arg_expr): Initinalize lab_over.
6211 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
6213 2004-10-30 Geoffrey Keating <geoffk@apple.com>
6215 * doc/invoke.texi (Darwin Options): Improve description of
6216 how the subtype is chosen.
6218 2004-10-30 Roger Sayle <roger@eyesopen.com>
6221 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
6222 the stack adjustment, "size", is valid for Pmode. If the stack
6223 frame is too large, generate a trap insn and issue a warning.
6225 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
6227 * tree-ssa-dom.c: Fix comment typos.
6229 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
6231 * config/sh/sh.c (prepare_move_operands): Use operands[0]
6232 for the output rtl if no_new_pseudos is set. Remove redundant
6235 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
6238 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
6239 determining whether to copy parameter types from a previous
6240 prototype declaration.
6242 2004-10-29 Roger Sayle <roger@eyesopen.com>
6244 PR rtl-optimization/17581
6245 * cselib.c (cselib_process_insn): The last instruction of a libcall
6246 block, with the REG_RETVAL note, should be considered in the libcall.
6247 * gcse.c (do_local_cprop): Allow constants to be propagated outside
6249 (adjust_libcall_notes): Use simplify_replace_rtx instead of
6250 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
6252 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
6254 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
6256 2004-10-29 Jeff Law <law@redhat.com>
6258 * tree-ssa-dom.c (struct edge_info): New structure holding
6259 edge equivalences and edge redirection information.
6260 (get_eq_expr_value, record_dominating_conditions): Kill.
6261 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
6262 Call record_edge_info.
6263 (allocate_edge_info, free_edge_info): New.
6264 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
6265 rather than cprop_into_phis. Free all edge infos before threading
6267 (thread_across_edge): Allocate new edge info structures as needed
6268 and store the redirection target into the edge info structure
6269 instead of the edge's AUX field.
6270 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
6271 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
6272 Revamp code which finds and records equivalences associated with
6273 edges to use saved data in the edge_info structure.
6274 (record_equivalencs_from_phis): Similarly.
6275 (dom_opt_finalize_block): Revamp code which finds and records
6276 equivalences associated with edges to use saved data in the
6277 edge_info structure.
6278 (build_and_record_new_cond): New function.
6279 (record_conditions): Use build_and_record_new_cond to record
6280 dominating conditions.
6281 (record_edge_info): New function.
6282 (record_range): Tighten test for conditions which create
6283 useful range records.
6285 2004-10-29 Geoffrey Keating <geoffk@apple.com>
6287 * config/i386/darwin.h (ASM_SPEC): Simplify.
6288 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
6289 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
6290 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
6291 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
6292 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
6293 in all cases. Pass the right -arch or -arch_only based on -mcpu.
6294 (ASM_SPEC): Handle -force_cpusubtype_ALL.
6295 * doc/invoke.texi (Darwin Options): Improve documentation for
6296 Darwin linker (and libtool) switches.
6298 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
6300 2004-10-29 Stan Shebs <shebs@apple.com>
6302 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
6304 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
6306 * tree-phinodes.c (allocate_phi_node): New.
6307 (make_phi_node, resize_phi_node): Use it.
6309 2004-10-29 David Edelsohn <edelsohn@gnu.org>
6311 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
6312 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
6314 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
6316 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
6318 * tree.h (tree_phi_node): Tell the garbage collector to chase
6321 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
6323 * opts.c (decode_options): Lower the crossjump threshold for -Os.
6325 2004-10-29 Diego Novillo <dnovillo@redhat.com>
6327 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
6329 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
6331 * bitmap.h (bitmap_empty_p): New.
6332 (bitmap_and, bitmap_and_into, bitmap_and_compl,
6333 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
6334 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
6336 (bitmap_ior_and_compl): Rename to ...
6337 (bitmap_ior_and_compl_into): ... here.
6338 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
6339 (bitmap_ior_and_compl): Rename to ...
6340 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
6342 (bitmap_union_of_diff): Use renamed bitmap functions.
6343 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
6344 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
6345 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
6346 * df.c (df_bb_rd_local_compute)
6347 * flow.c (calculate_global_regs_live,
6348 init_propagate_block_info): Likewise.
6349 * ifcvt.c (find_if_case_1, find_if_case_2,
6350 dead_or_predicable): Likewise.
6351 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
6352 reset_conflicts, conflicts_between_webs): Likewise.
6353 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
6354 detect_web_parts_to_rebuild): Likewise.
6355 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
6356 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
6357 * tree-sra.c (decide_instantiations): Likewise.
6358 * tree-ssa-alias.c (create_name_tags,
6359 merge_pointed_to_info): Likewise.
6360 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6361 * tree-ssa-loop-im.c (move_computations): Likewise.
6362 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
6363 * tree-ssa-pre.c (fini_pre): Likewise.
6364 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
6365 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
6366 * tree-vectorizer.c (vectorize_loops): Likewise.
6368 2004-10-29 Nick Clifton <nickc@redhat.com>
6370 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
6371 adding the PIC register to the fixed_regs array, also add it
6372 to the call_used_regs array.
6374 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6376 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
6377 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
6379 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
6381 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
6382 (rewrite_blocks): Modify argument, and use it to decide which
6384 (rewrite_def_def_chains): Call rewrite_blocks with true here.
6385 (rewrite_into_ssa): and call it with false here.
6387 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
6389 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
6390 triggers into gcc_assert.
6392 2004-10-28 Diego Novillo <dnovillo@redhat.com>
6394 PR tree-optimization/16728
6395 * tree-flow.h (get_ptr_info): Declare.
6396 * tree-ssa-alias.c (get_ptr_info): Make extern.
6397 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
6400 2004-10-28 Stan Shebs <shebs@apple.com>
6402 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
6403 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
6406 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
6408 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
6409 prevent their later unnecessary registration.
6410 (mf_build_check_statement_for): Remove "addr" argument, and
6411 related "__mf_value" generated code. Update callers.
6412 (mf_decl_eligible_p): New function, factored from mx_register_decls.
6413 (mx_register_decls): Call it.
6414 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
6415 to restore support for complex nested expressions.
6416 (mudflap_enqueue_decl): Simplify. Move registration call emission
6418 (mudflap_finish_file): ... to here.
6419 (mudflap_enqueue_constant): Remove dump code.
6421 2004-10-28 Zack Weinberg <zack@codesourcery.com>
6424 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
6425 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
6426 (dbxout_finish_complex_stabs): Update to match.
6427 (dbxout_symbol_location): Call emit_pending_bincls_if_required
6428 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
6429 dbxout_begin_complex_stabs_noforcetext.
6430 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
6431 N_GSYM, using new SYM parameter. Correct logic for special
6434 * varasm.c (function_section): If DECL is NULL_TREE, don't try
6435 to do anything else. Do not call get_insns if cfun or
6436 cfun->emit are NULL.
6438 2004-10-28 Adam Nemet <anemet@lnxw.com>
6441 * c-typeck.c (c_mark_addressable): Issue error if address of a
6442 register variable is taken. Use "%qD" to print DECL_NAME.
6444 2004-10-28 Diego Novillo <dnovillo@redhat.com>
6446 * opts.c (decode_options): Don't run PRE at -Os.
6448 2004-10-28 Richard Henderson <rth@redhat.com>
6450 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
6451 zero in the conditional.
6452 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
6454 2004-10-28 Richard Henderson <rth@redhat.com>
6456 * cse.c (memory_extend_rtx): Remove.
6457 (cse_main): Don't set it.
6458 (cse_insn): Use a local buffer instead.
6460 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
6462 * profile.c (branch_prob): Call to init_edge_profiler added.
6463 * rtl-profile.c (rtl_init_edge_profiler): New function.
6464 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
6465 call to safe_insert_insn_on_edge.
6466 (rtl_profile_hooks): rtl_init_edge_profiler added.
6467 * tree-profile.c (tree_init_edge_profiler): New function.
6468 (tree_profile_hooks): tree_init_edge_profiler added.
6469 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
6471 2004-10-28 Nick Clifton <nickc@redhat.com>
6473 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
6474 emit_jump_insn() to generate the return instruction.
6476 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6478 * tree-phinodes.c: Remove trailing whitespace.
6480 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6482 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6483 * doc/invoke.texi: Fix a typo.
6485 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6487 * Makefile.in (OBJS-common): Remove duplicates.
6489 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6491 * lambda-code.c (nestify_update_pending_stmts): Remove.
6492 (perfect_nestify): Use flush_pending_stmts instead of
6493 nestify_update_pending_stmts.
6494 * tree-cfg.c (tree_make_forwarder_block): Use
6495 flush_pending_stmts.
6496 * tree-flow.h: Add a prototype for flush_pending_stmts.
6497 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
6498 Use flush_pending_stmts.
6499 (lv_update_pending_stmts): Remove.
6500 (tree_ssa_loop_version): Use flush_pending_stmts instead of
6501 lv_update_pending_stmts.
6502 * tree-ssa.c (flush_pending_stmts): New.
6504 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
6507 * final.c (alter_subreg): Compute correct offset to use with
6508 paradoxical SUBREGs of memory operands.
6509 * recog.c (general_operand): Allow paradoxical SUBREGs of
6510 memory operands after reload.
6511 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
6512 has failed when passed a hard register.
6514 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
6516 * function.c (assign_parm_setup_block): Handle parallels correctly.
6518 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
6520 * final.c (shorten_branches): Initialize flags structure.
6522 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
6524 * tree.c (int_cst_node, int_cst_hash_table): New variables.
6525 (init_ttree): Initialize them.
6526 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
6527 (build_int_cst_wide): Use hash table for oversized integers.
6529 2004-10-28 Nick Clifton <nickc@redhat.com>
6531 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
6534 2004-10-27 Richard Henderson <rth@redhat.com>
6537 * expr.c (emit_group_load): Don't go force temporary for memory
6539 (emit_group_store): Similarly.
6541 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
6544 * common.opt (--param): Fix spelling of parameter.
6546 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
6549 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
6550 Don't fold statement.
6551 <case ASM_EXPR>: Fold the statement.
6553 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
6555 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
6556 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
6558 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
6560 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
6561 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
6562 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
6563 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
6565 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
6567 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
6568 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
6569 punctuation outside quotes.
6571 2004-10-27 David Mosberger <davidm@hpl.hp.com>
6572 James E Wilson <wilson@specifixinc.com>
6575 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
6576 sibcall alloc instruction.
6577 (process_set): Handle sibcall alloc instruction.
6579 2004-10-27 Geoffrey Keating <geoffk@apple.com>
6581 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
6582 SUBTARGET_ATTRIBUTE_TABLE.
6583 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
6584 (SUBTARGET_ATTRIBUTE_TABLE): Define.
6585 * config/darwin.c (darwin_handle_weak_import_attribute): New.
6586 (HAVE_DEAD_STRIP): Delete.
6587 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
6588 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
6591 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
6593 * config/darwin.h (GTHREAD_USE_WEAK): Define.
6595 2004-10-28 Ben Elliston <bje@au.ibm.com>
6597 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
6598 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
6599 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
6600 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
6601 * tree-sra.c: Include "params.h".
6602 (decide_block_copy): Use new parameters.
6603 * doc/invoke.texi (Optimize Options): Document new SRA pass
6604 parameters sra-max-structure-size and sra-field-structure-ratio.
6606 2004-10-27 Nicolas Pitre <nico@cam.org>
6608 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
6610 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
6612 PR tree-optimization/18048
6613 * fold-const.c (try_move_mult_to_index): New function.
6614 (fold): Use try_move_mult_to_index.
6615 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
6616 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
6617 an all-ones unsigned constant without extra bits.
6618 * tree.c (build_low_bits_mask): New function.
6619 * tree.h (build_low_bits_mask): Declare.
6621 2004-10-27 David Edelsohn <edelsohn@gnu.org>
6624 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
6630 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6632 * tree-cfg.c (thread_jumps): Speed up by reordering the two
6633 conditions for entering basic blocks into worklist.
6635 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6637 * tree-cfg.c (thread_jumps): Speed up by pretending to have
6638 ENTRY_BLOCK_PTR in worklist.
6640 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6642 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
6643 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
6645 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
6647 Fix PR tree-optimization/17133
6649 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
6652 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
6653 (get_v_must_def_result_ptr): Modify for new structure of
6655 (get_v_must_def_kill_ptr): New.
6656 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
6657 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
6658 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
6659 (op_iter_init): Initialize new mustu members.
6660 (op_iter_next_mustdef): New function.
6661 (op_iter_init_mustdef): Ditto.
6663 * tree-flow.h (rewrite_def_def_chains): New function.
6665 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
6666 (ssa_mark_def_sites): Ditto.
6667 (rewrite_stmt): Ditto.
6668 (ssa_rewrite_stmt): Ditto.
6669 (rewrite_blocks): Factor out from rewrite_into_ssa.
6670 (mark_def_block_sites): Ditto.
6671 (rewrite_def_def_chains): New function, just rewrites def-def
6672 chains without phi node insertion.
6674 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
6676 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
6678 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
6679 they include the rhs now.
6681 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
6684 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
6686 (mark_really_necessary_kill_operand_phis): New function.
6687 (perform_tree_ssa_dce): Call it.
6688 (pass_dce): Add TODO_fix_def_def_chains.
6689 (pass_cd_dce): Ditto.
6691 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
6693 (rewrite_mem_refs): Ditto.
6695 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
6698 * tree-ssa-operands.c (allocate_v_may_def_optype):
6699 v_may_def_operand_type_t became v_def_use_operand_type_t.
6700 (allocate_v_must_def_optype) Ditto.
6701 (finalize_ssa_v_must_defs): Update for new operand type, as well
6702 as setting the use portion as well.
6703 (copy_virtual_operands): Copy the kill operand as well.
6704 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
6707 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
6708 v_def_use_operand_type.
6709 (v_must_def_optype_d): Use v_def_use_operand_type.
6710 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
6711 (V_MUST_DEF_KILL_*): New macros.
6712 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
6714 Rename existing must_i and num_v_must members to mustd_i and
6716 (SSA_OP_VMUSTDEFKILL): New flag.
6717 (SSA_OP_VIRTUAL_KILLS): New flag.
6718 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
6719 (SSA_OP_ALL_KILLS): New flag.
6720 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
6722 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
6724 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
6725 became V_MUST_DEF_RESULT.
6726 (rename_variables_in_bb): Rename kill pointer as well.
6728 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
6731 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
6733 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
6734 the block that needs it.
6736 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6738 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
6741 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6743 * c-lex.c (cb_def_pragma): Clean up code for making location
6744 palatable to diagnostic.c.
6746 2004-10-27 Steven Bosscher <stevenb@suse.de>
6748 PR tree-optimization/17757
6749 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
6750 without any PHI arguments left. Make sure the argument that
6751 we're supposed to remove exists at all.
6753 2004-10-27 Paul Brook <paul@codesourcery.com>
6755 * configure.ac: Don't test for [build] __cxa_atexit when building a
6757 * configure: Regenerate.
6759 2004-10-27 Paul Brook <paul@codeosurcery.com>
6761 * configure.ac: Use build_exeext not host_exeext when lookin for
6763 * configure: Regenerate.
6765 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
6767 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
6769 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
6770 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
6773 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
6774 to match -fprofile-use.
6776 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
6778 * config/rs6000/rs6000.c: Fix a comment typo.
6780 2004-10-27 Zack Weinberg <zack@codesourcery.com>
6782 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
6785 2004-10-27 Andreas Schwab <schwab@suse.de>
6787 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
6789 (default_stabs_asm_out_constructor): Likewise.
6791 2004-10-26 Geoffrey Keating <geoffk@apple.com>
6793 * builtins.c (fold_builtin_unordered_cmp): Always bring both
6794 operands to the same type.
6796 2004-10-26 James E Wilson <wilson@specifixinc.com>
6799 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
6801 2004-10-26 Zack Weinberg <zack@codesourcery.com>
6803 * dbxout.c: Include obstack.h.
6804 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
6806 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
6807 Default-define here.
6808 (DBX_CONTIN_LENGTH): Move definition with others.
6809 (DBX_FINISH_STABS): New target macro.
6810 (current_sym_code, current_sym_value, current_sym_addr)
6811 (current_sym_nchars, CHARS, dbxout_continue)
6812 (print_int_cst_octal, print_octal, print_wide_int)
6813 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
6814 (stabstr_ob, stabstr_last_contin_point): New variables.
6815 (NUMBER_FMT_LOOP): New improper macro.
6816 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
6817 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
6818 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
6819 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
6820 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
6821 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
6822 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
6823 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
6824 New functions and/or proper function-like macros.
6825 (CONTIN): Use stabstr_continue, unconditionally.
6826 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
6827 (dbxout_init): Initialize stabstr_ob. Check
6828 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
6829 if it was used. Use the new interfaces.
6830 (dbxout_source_file): Remove file argument; always write to
6831 asm_out_file. Use the new interfaces.
6832 (dbxout_type_method_1): Remove second argument which is always
6833 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
6834 (dbxout_type_methods): Remove write-only variables. Use the
6836 (dbxout_parms): Refactor to remove code duplicated in each of
6837 several successive if-else-if blocks. Use the new interfaces.
6838 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
6839 (dbxout_source_line, dbxout_finish, dbxout_type_index)
6840 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
6841 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
6842 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
6843 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
6844 Use the new interfaces.
6845 * Makefile.in (dbxout.o): Update dependencies.
6847 * defaults.h: Don't define ASM_STABD_OP.
6848 * output.h: Prototype new dbxout_* interfaces.
6849 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
6850 * varasm.c: Don't define ASM_STABS_OP.
6851 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
6852 Use the new dbxout.c interfaces. Call sorry if neither
6853 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
6855 * xcoffout.h: Don't define ASM_STABS_OP.
6856 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
6857 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
6858 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
6859 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
6860 do { ... } while (0) idiom.
6862 * config/alpha/alpha.c (num_source_filenames): Export.
6863 * config/alpha/alpha.h (num_source_filenames): Declare.
6864 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6865 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
6866 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6867 Always use .debugsym. Update commentary.
6868 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
6869 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
6870 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
6872 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
6873 (macho_branch_islands): Use new interfaces.
6875 * doc/tm.texi: Update.
6877 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6879 * expr.c (emit_group_store): Do not treat floats as BLKmode.
6880 (emit_group_load): Same.
6882 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
6884 * c-parse.in (datadef): Use pedwarn rather than error and warning
6885 for diagnostic in case of no declaration specifiers.
6887 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
6890 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
6891 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
6892 can be used to work around this.
6894 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6896 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
6899 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6901 * stmt.c (expand_case): Update a comment.
6903 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6905 * stmt.c (expand_case): Put an assertion that index_expr is
6906 never INTEGER_CST. Don't special case for constant
6909 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
6912 * c-parse.in (designator): Finish with a semi-colon.
6914 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
6916 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
6919 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
6921 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
6922 a default case only.
6924 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6926 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
6928 (spe_build_register_parallel): New.
6929 (rs6000_spe_function_arg): Handle e500 doubles.
6930 (function_arg): Same.
6931 (spe_func_has_64bit_regs_p): Same.
6932 (rs6000_function_value): Same.
6933 (rs6000_libcall_value): Same.
6934 (legitimate_lo_sum_address_p): Return false for e500 doubles.
6936 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
6938 (DATA_ALIGNMENT): Same.
6939 (CANNOT_CHANGE_MODE_CLASS): Same.
6941 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
6943 * expr.c (emit_group_load): Handle floats.
6944 (emit_group_store): Same.
6946 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
6948 * c-lex.c (get_nonpadding_token): Remove.
6949 (c_lex_with_flags): Push timevar and eat padding here. Improve
6950 stray token diagnostic.
6951 (lex_string): Replace logic with switch statement, eat padding
6954 2004-10-26 Geoffrey Keating <geoffk@apple.com>
6957 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
6959 2004-10-25 Geoffrey Keating <geoffk@apple.com>
6961 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
6963 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
6964 (ASM_MAKE_LABEL_LINKONCE): Delete.
6965 (ASM_WEAKEN_DECL): New.
6966 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
6967 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6968 (TEXT_SECTION_ASM_OP): Add a tab.
6969 (DATA_SECTION_ASM_OP): Likewise.
6970 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
6971 data_section on every section change.
6972 (EXTRA_SECTIONS): Add a bunch of new extra sections.
6973 (EXTRA_SECTION_FUNCTIONS): Likewise.
6974 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6975 (JCR_SECTION_NAME): Define.
6976 (TARGET_SECTION_TYPE_FLAGS): Don't define.
6977 * config/darwin.c (darwin_encode_section_info): A symbol is defined
6978 in this file if it is not weak.
6979 (textcoal_section): Delete.
6980 (datacoal_section): Delete.
6981 (darwin_make_decl_one_only): Delete.
6982 (machopic_select_section): Handle functions.
6983 (darwin_asm_named_section): Add a tab.
6984 (darwin_section_type_flags): Delete.
6985 (darwin_unique_section): Delete contents.
6986 (darwin_emit_unwind_label): Add a tab. Make decls weak if
6988 * config/darwin-protos.h (darwin_section_type_flags): Delete.
6989 (darwin_make_decl_one_only): Delete.
6990 (text_coal_section): New.
6991 (text_unlikely_section): New.
6992 (text_unlikely_coal_section): New.
6993 (const_coal_section): New.
6994 (data_coal_section): New.
6995 (const_data_coal_section): New.
6996 * varasm.c (function_section): Honour
6997 USE_SELECT_SECTION_FOR_FUNCTIONS.
6998 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
6999 TARGET_USES_WEAK_UNWIND_INFO is in effect.
7000 * dbxout.c (dbxout_source_file): Don't change sections while
7001 a function is being output.
7003 2004-10-25 David Ayers <d.ayers@inode.at>
7005 * c-common.h: Remove RID_ID.
7006 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
7007 (typespec_reserved_attr): Add rule for TYPENAME
7008 non_empty_protocolrefs.
7009 (yylexname): Remove special handling of RID_ID.
7011 2004-10-25 James E Wilson <wilson@specifixinc.com>
7013 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
7015 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
7018 * c-parse.in (array_designator): New.
7019 (designator): Use it.
7020 (initelt): Only permit array_designator without '=', not ".foo".
7022 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
7023 * gcc/Makefile.in: removed ggc for cgraphunit.
7024 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
7025 * gcc/cgraph.h: removed static var analysis data structures and calls.
7027 cgraph_mark_local_and_external_functions:changed name to
7028 cgraph_mark_local_functions
7029 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
7030 cgraph_reset_static_var_maps,get_global_static_vars_info,
7031 get_global_statics_not_read,get_global_statics_not_written,searchc,
7032 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
7033 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
7034 scan_for_static_refs,cgraph_characterize_statics_local,
7035 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
7037 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
7038 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
7040 * gcc/tree-flow.h static_vars_info: removed
7041 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
7042 removed calls to static vars analysis.
7043 get_call_expr_operands: removed callee variable.
7045 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
7047 * cfg.c (unchecked_make_edge, redirect_edge_succ,
7048 redirect_edge_pred): Use VEC_safe_push instead of
7050 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7052 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
7054 * cfgloopmanip.c (loopify): Take two more arguments true_edge
7056 * cfgloop.h: Adjust the corresponding prototype.
7057 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
7058 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
7060 2004-10-25 Jakub Jelinek <jakub@redhat.com>
7062 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
7063 DECL_INCOMING_RTL is NULL.
7065 2004-10-25 Steven Bosscher <stevenb@suse.de>
7067 * timevar.def (TV_FIND_REFERENCED_VARS): New.
7068 * tree-dfa.c (pass_referenced_var): Use it.
7070 2004-10-25 Roger Sayle <roger@eyesopen.com>
7071 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7073 * cse.c: Change encoding of quantity numbers to avoid undefined
7074 pointer arithmetic on qty_table.
7075 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
7076 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
7077 (new_basic_block): Assign "real" quantity numbers from zero.
7078 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
7079 REG_QTY to its unique negative value.
7080 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
7081 (cse_main): Don't include max_reg when determining max_qty.
7082 (cse_basic_block): Avoid subtracting a large offset from qty_table,
7083 which causes undefined C99 behaviour. Only allocate needed memory.
7085 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
7087 * stmt.c (expand_case): Remove an obsolete comment.
7089 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
7092 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
7093 layout_type as it is already done by build_array_type.
7094 * tree.c (build_array_type): Layout the type even
7096 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
7098 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
7100 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
7102 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
7103 with wider-than-32-bit HOST_WIDE_INTs.
7105 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
7107 * config/mips/mips.c(mips_output_filename): Remove unused
7108 array ltext_label_name
7110 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
7112 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
7114 2004-10-25 Ben Elliston <bje@au.ibm.com>
7116 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
7118 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
7120 * predict.c (predict_loops): Call scev_finalize instead of
7123 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
7125 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
7126 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
7127 config/sh/ushmedia.h, config/sparc/elf.h,
7128 config/sparc/sp64-elf.h: Update copyright.
7130 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
7132 * stmt.c (expand_case): Handle the default label outside of
7133 the for loop. Remove code to handle a missing default label.
7135 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
7137 * dbxout.c (dbxout_function_decl): Don't use
7138 DBX_OUTPUT_FUNCTION_END.
7139 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
7140 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
7142 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
7145 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
7147 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
7149 * tree-ssa-dom.c (record_equality): Use loop depth to determine
7150 which way to record the equality as well.
7151 (loop_depth_of_name): New function.
7153 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
7156 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
7157 through the operand if it is a useless type conversion.
7159 2004-10-23 Ben Elliston <bje@au.ibm.com>
7161 * cfg.c (remove_edge): Use VEC_unordered_remove.
7162 (redirect_edge_succ): Likewise.
7163 (redirect_edge_pred): Likewise.
7164 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7166 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7168 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
7171 2004-10-22 Eric Christopher <echristo@redhat.com>
7173 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
7176 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
7178 * config/rs6000/spe.md (spe_extendsfdf2): New.
7179 (movdf_e500_double): New.
7180 (spe_truncdfsf2): New.
7187 (spe_floatsidf2): New.
7188 (spe_floatunssidf2): New.
7189 (fix_truncdfsi2): New.
7190 (spe_fixuns_truncdfsi2): New.
7192 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
7193 (fpr_truncdfsf2): New.
7194 (negdf2): Change to expander.
7196 (fpr_nabsdf2): Name pattern.
7197 (adddf3): Change to expander.
7199 (subdf3): Change to expander.
7201 (muldf3): Change to expander.
7203 (divdf3): Change to expander.
7205 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
7206 (cmpdf): Allow for TARGET_E500_DOUBLE.
7208 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7210 * c-semantics.c (re_push_stmt_list): Remove.
7211 * c-common.h: Remove the corresponding prototype.
7213 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7215 * stmt.c (asm_op_is_mem_input): Remove.
7216 * tree.h: Remove the corresponding prototype.
7218 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7220 * tree-gimple.c (is_gimple_constructor_elt): Remove.
7221 * tree-gimple.h: Remove the corresponding prototype.
7223 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7225 * varasm.c (get_pool_mode_for_function, get_pool_offset):
7227 * rtl.h: Remove the corresponding prototypes.
7229 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7231 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
7232 edge information when we commit ourselves to threading a
7235 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7237 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
7238 into worklist instead of their indexes.
7240 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7242 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
7243 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
7244 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
7245 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
7246 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
7247 tree-scalar-evolution.c, tree-ssa-dom.c,
7248 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
7249 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
7250 tree-vectorizer.c, vec.h: Fix comment formatting.
7252 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7254 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
7255 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
7257 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
7259 * config/ptx4.h, config/mcore/mcore-pe.h,
7260 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
7262 2004-10-22 Peter Barada <peter@the-baradas.com>
7264 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
7265 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
7266 renaming of non-live registers in interrupt functions.
7267 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
7269 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
7271 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
7272 Use integer for loop counter.
7273 (num_ending_zeros): New function.
7274 (number_of_iterations_cond): Use num_ending_zeros.
7276 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
7278 * config.gcc: Add support for --enable-e500_double.
7280 * config/rs6000/e500-double.h: New file.
7282 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
7285 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
7288 * config/rs6000/linuxspe.h: Same.
7290 * doc/invoke.texi (Option Summary): Document new options for
7292 (RS/6000 and PowerPC Options): Same.
7294 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
7296 (rs6000_override_options): Use it. Use
7297 SUB3TARGET_OVERRIDE_OPTIONS.
7298 Add 8548 to processor_target_table.
7299 (rs6000_legitimate_address): Handle e500 doubles.
7300 (rs6000_legitimize_address): Same.
7301 (rs6000_legitimize_reload_address): Same.
7302 (rs6000_hard_regno_nregs): Same.
7303 (spe_func_has_64bit_regs_p): Same.
7304 (emit_frame_save): Same.
7305 (gen_frame_mem_offset): Same.
7306 (rs6000_dwarf_register_span): Same.
7307 (rs6000_generate_compare): Same.
7308 (easy_fp_constant): Same.
7309 (legitimate_offset_address_p): Same.
7311 * config/rs6000/spe.md: (cmdfeq_gpr): New.
7320 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7322 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
7324 2004-10-21 Zack Weinberg <zack@codesourcery.com>
7326 * dbxout.c: Remove unnecessary #undefs.
7327 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
7328 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
7329 definition into use sites.
7330 (cwd): Make local to dbxout_init.
7331 (dbxout_init): Restructure cwd-using logic for clarity. Use
7333 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
7334 STABS_GCC_MARKER folded in here.
7335 * system.h: Poison now-unused macros.
7336 * doc/tm.texi: Remove documentation of now-unused macros.
7338 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
7341 * c-opts.c (push_command_line_include): Use the current file
7342 name instead of the main one.
7344 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
7347 * tree.c (staticp): A CONST_DECL has static storage if either
7348 TREE_STATIC or DECL_EXTERNAL is set.
7349 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
7352 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7354 * expr.c (store_expr): Remove dont_store_target.
7356 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7358 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
7360 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7362 * tree-cfg.c (thread_jumps): Move a part of it to ...
7363 (thread_jumps_from_bb): ... here.
7365 2004-10-21 David Edelsohn <edelsohn@gnu.org>
7367 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
7368 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
7370 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
7372 * expr.c (store_expr): Clean up by renaming want_value to
7375 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
7377 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
7380 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
7383 * expmed.c (store_bit_field): Pass original 'value' before
7386 2004-10-21 Nicolas Pitre <nico@cam.org>
7388 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
7389 * config/arm/ieee754-df.S: Ditto.
7391 2004-10-20 Zack Weinberg <zack@codesourcery.com>
7393 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
7394 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
7396 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
7397 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
7398 an internal label and an N_SLINE .stabn whose value is the
7399 difference between that label and the function entry label.
7400 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
7401 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
7402 label and an N_SO stab with an empty string referring to it.
7403 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
7404 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
7405 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
7406 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
7407 macro is never defined.
7408 * sdbout.c (sdbout_source_line_counter): Delete.
7409 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
7410 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
7412 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
7414 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
7415 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
7416 definitions (identical to default).
7417 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
7418 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
7419 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
7420 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
7421 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
7422 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
7423 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
7424 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
7425 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
7426 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
7427 (sym_lineno): Delete.
7428 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
7429 now-unused variable.
7430 (alpha_output_lineno): Delete.
7431 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
7432 * config/mips/mips.c (mips_output_filename): Don't use
7433 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
7434 (mips_output_lineno): Delete.
7435 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
7436 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
7437 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
7438 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
7439 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
7440 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
7441 * config/mmix/mmix.h: Likewise.
7442 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
7443 * config/mmix/mmix-protos.h: Don't prototype it.
7444 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
7445 no need to #undef ASM_OUTPUT_SOURCE_LINE.
7446 * config/arm/aout.h: Remove RISCiX-specific definition of
7447 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
7448 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
7449 ASM_OUTPUT_SOURCE_LINE.
7450 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
7451 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
7452 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
7454 * doc/tm.texi: Update.
7456 2004-10-20 Richard Henderson <rth@redhat.com>
7458 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
7460 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
7462 * configure.ac: Revert my previous patch.
7463 * configure: Regenerate.
7465 2004-10-20 Ben Elliston <bje@au.ibm.com>
7467 * config/rs6000/rs6000.c
7468 (rs6000_va_start): Use build_va_arg_indirect_ref.
7469 (rs6000_gimplify_va_arg): Likewise.
7471 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
7474 * configure.ac: Declare AM_LANGINFO_CODESET.
7475 * aclocal.m4: Define AM_LANGINFO_CODESET.
7476 * configure, config.in: Rebuilt.
7478 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7480 * expr.c (store_expr): Remove code that is run when
7481 want_value & 1 is nonzero.
7483 2004-10-20 Mark Mitchell <mark@codesourcery.com>
7485 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
7486 from function pointer to void *.
7488 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
7491 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
7492 the frame pointer adjustment when exception handling is enabled.
7494 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7496 * stor-layout.c: Fix a comment typo.
7498 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
7500 * expr.c (store_field): Remove two arguments value_mode and
7502 (expand_assignment, store_constructor_field,
7503 expand_expr_real_1): Adjust calls to store_field.
7505 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
7507 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
7510 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
7511 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
7512 base and index register for loads.
7514 * config/arc/t-arc: Fix multilib handling.
7516 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
7518 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
7519 don't inspect BLOCK_FOR_INSN for barriers.
7520 * emit-rtl.c (emit_barrier_before): Revert last change.
7521 (emit_barrier_after, emit_barrier): Ditto.
7523 * doc/extend.texi (Extended Asm): Warn and provide example
7524 solution for using a call-clobbered asm register.
7525 (Local Reg Vars): Similar. Cross-reference example.
7527 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
7529 * tree-cfg.c (group_case_labels): Look at the second to last
7530 case statement for combing with the default case.
7532 2004-10-19 Richard Hendeson <rth@redhat.com>
7535 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
7537 2004-10-19 Richard Hendeson <rth@redhat.com>
7539 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
7540 succeeds, only expand the result.
7542 2004-10-19 Richard Hendeson <rth@redhat.com>
7545 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
7548 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7550 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
7553 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7555 * expr.c (expand_assignment): Remove the last argument.
7556 Change the return type to void.
7557 * expr.h: Update the prototype of expand_assignment.
7558 * function.c (assign_parm_setup_reg): Update a call to
7560 * stmt.c (expand_asm_expr): Likewise.
7562 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
7564 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
7565 unnecessary assignments to temp. Return const0_rtx.
7567 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
7569 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
7571 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
7573 * configure.ac (powerpc-*-darwin*): Require assembler to support
7575 * configure: Regenerate.
7577 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7579 * reload1.c (ior_hard_reg_set): Remove.
7580 (finish_spills): Use IOR_HARD_REG_SET instead of
7583 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7585 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
7586 the currently visited word to right.
7588 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7591 * expmed.c (expand_smod_pow2): Handle modes whose size
7592 is greater than that of HOST_WIDE_INT.
7594 2004-10-18 Ziemowit Laski <zlaski@apple.com>
7596 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
7598 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7599 Roger Sayle <roger@eyesopen.com>
7602 * dojump.c (discard_pending_stack_adjust): New function.
7603 (clear_pending_stack_adjust): Call it.
7604 * expr.h (discard_pending_stack_adjust): Declare it.
7605 * explow.c (emit_stack_save): Emit pending stack adjustments
7606 before saving the stack pointer.
7607 (emit_stack_restore): Discard pending stack adjustments before
7608 restoring the stack pointer.
7610 2004-10-18 Richard Henderson <rth@redhat.com>
7612 * c-common.c (handle_mode_attribute): Allow scalar->vector
7615 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7617 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
7618 value to expand_assignment.
7620 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7622 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
7624 (thread_jumps): Iterate until no new forwarder block arises.
7626 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7628 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
7629 (thread_jumps): Use forwardable as cache of
7630 tree_forwarder_block_p throughout the function.
7632 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
7634 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
7636 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
7640 * tree-cfg.c (remove_bb): If we have a label expression in the
7641 basic block and the label we have taken the address, move the
7642 label expression to the basic block which is previous in the
7644 (tree_verify_flow_info): Fix printing out the label name of the
7645 problematic label expression.
7647 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
7649 PR rtl-optimization/18002
7650 * simplify-rtx.c (mode_signbit_p): Externalize function...
7651 * rtl.h (mode_signbit_p): ... to here.
7652 * combine.c (simplify_shift_const): Recognize PLUS signbit as
7653 canonical form of XOR signbit and move to outer op.
7655 2004-10-18 Diego Novillo <dnovillo@redhat.com>
7657 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
7659 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
7660 Don't call fold_stmt more than once, use bsi_replace.
7662 2004-10-18 Diego Novillo <dnovillo@redhat.com>
7664 PR tree-optimization/17656
7665 * tree-ssa.c (replace_immediate_uses): When replacing a
7666 constant, if the call to fold_stmt produced a different
7667 statement, get an appropriate statement pointer by scanning
7670 2004-10-18 Richard Henderson <rth@redhat.com>
7672 * pointer-set.c (hash1): Don't use libm functions in fallback case.
7674 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
7677 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
7678 (stage1-start): Remove and copy libunwind.a and
7679 libunwind*$(SHLIB_EXT) instead of libunwind*.
7680 (stage2-start): Likewise.
7681 (stage3-start): Likewise.
7682 (stage4-start): Likewise.
7683 (stageprofile-start): Likewise.
7684 (stagefeedback-start): Likewise.
7686 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
7687 the shared library to be created and don't remove the existing
7689 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
7690 * config/i386/t-nwld (SHLIB_LINK): Likewise.
7691 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
7692 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
7693 * config/sh/t-linux (SHLIB_LINK): Likewise.
7694 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
7695 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
7696 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
7697 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
7699 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
7702 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7704 * basic-block.h (reg_set_iterator): New.
7705 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
7706 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
7707 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
7708 * caller-save.c (save_call_clobbered_regs): Adjust to the new
7710 * cfgcleanup.c (thread_jump): Likewise.
7711 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
7712 * conflict.c (conflict_graph_compute): Likewise.
7713 * flow.c (verify_local_live_at_start, update_life_info,
7714 initialize_uninitialized_subregs, propagate_one_insn,
7715 init_propagate_block_info, free_propagate_block_info,
7716 propagate_block, dump_regset): Likewise.
7717 * global.c (global_conflicts): Likewise.
7718 * graph.c (start_bb): Likewise.
7719 * local-alloc.c (update_equiv_regs): Likewise.
7720 * loop.c (load_mems): Likewise.
7721 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
7722 find_reg, finish_spills): Likewise.
7723 * resource.c (mark_target_live_regs): Likewise.
7724 * sched-deps.c (sched_analyze_insn): Likewise.
7725 * sched-rgn.c (sched-rgn.c): Likewise.
7726 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
7728 2004-10-18 Jakub Jelinek <jakub@redhat.com>
7730 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
7731 operand 1 instead of 2
7733 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
7735 * loop-unroll.c: Fix comment typos.
7737 2004-10-18 Revital Eres <eres@il.ibm.com>
7739 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
7740 * loop-unroll.c: Include varray.h.
7741 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
7742 opt_info and expand it to support variable expansion.
7743 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
7744 expand it to support variable expansion.
7745 (pt_info_start_duplication): Rename si_info_start_duplication.
7746 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
7747 to the variable expansion optimization.
7748 (free_opt_info): Rename free_si_info.
7749 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
7750 expand_var_during_unrolling, insert_var_expansion_initialization,
7751 combine_var_copies_in_loop_exit, release_var_copies,
7752 get_expansion): New functions.
7753 (peel_loop_completely, unroll_loop_constant_iterations,
7754 unroll_loop_runtime_iterations, peel_loop_simple,
7755 unroll_loop_stupid): Change uses of struct si_info
7757 and add uses of fvariable-expansion-in-unroller flag.
7758 * params.def: Add parameter to restrict the number of expansions.
7759 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
7760 the number of expansions.
7761 * common.opt: (fvariable-expansion-in-unroller): New flag.
7762 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
7764 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
7766 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
7767 __GXX_MERGED_TYPEINFO_NAMES to 0.
7769 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
7771 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
7772 handle barriers in a bb by checking that it points to a NULL bb.
7773 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
7774 (emit_barrier_after, emit_barrier): Ditto.
7776 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
7778 * doc/extend.texi (Attribute Syntax): Clarify details of
7779 attributes on parameters.
7781 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
7783 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
7786 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7789 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7791 * c-typeck.c (default_function_array_conversion): Always create
7792 &a[0] for array types.
7793 (build_unary_op): Do not fold &a[x] into a + x.
7795 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7798 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
7799 block if there is a goto with a locus.
7801 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
7803 * config/elfos.h, config/gofast.h, config/interix.h,
7804 config/netbsd.h, config/svr3.h, config/vxworks.h,
7805 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
7806 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7807 config/alpha/netbsd.h, config/arm/arm-modes.def,
7808 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
7809 config/cris/aout.h, config/frv/frv-modes.def,
7810 config/i386/beos-elf.h, config/i386/gas.h,
7811 config/i386/i386-coff.h, config/i386/i386-modes.def,
7812 config/i386/linux.h, config/i386/linux64.h,
7813 config/i386/mingw32.h, config/i386/netbsd-elf.h,
7814 config/i386/netbsd64.h, config/i386/sco5.h,
7815 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
7816 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
7817 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
7818 config/mips/mips-modes.def, config/mips/sdb.h,
7819 config/mips/vr.h, config/mips/vxworks.h,
7820 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7821 config/pa/pa32-linux.h, config/rs6000/40x.md,
7822 config/rs6000/7450.md, config/rs6000/8540.md,
7823 config/rs6000/linuxspe.h, config/rs6000/power4.md,
7824 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
7825 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
7826 config/s390/s390-modes.def, config/sh/elf.h,
7827 config/sh/sh-modes.def, config/sh/sh64.h,
7828 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
7829 config/stormy16/stormy16.md, config/v850/v850-protos.h,
7830 config/vax/vax.md: Update copyright.
7832 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
7834 * expr.c (expand_expr_real_1): Remove an obsolete comment.
7836 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
7838 * c-typeck.c (default_function_array_conversion): Always create
7839 &a[0] for array types.
7840 (build_unary_op): Do not fold &a[x] into a + x.
7842 2004-10-17 Jakub Jelinek <jakub@redhat.com>
7844 * pointer-set.c (hash1): Use integer part of 2^64 / phi
7845 instead 2^32 / phi if long is 64-bit.
7847 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
7849 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
7851 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
7853 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
7854 __ptrextent__, __ptrvalue and __ptrvalue__.
7855 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
7858 2004-10-16 Dale Johannesen <dalej@apple.com>
7860 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
7862 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7864 PR tree-optimization/17766
7865 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
7866 (dom_info_available_p): Declare.
7867 * cfghooks.c (split_block, make_forwarder_block): Use
7868 dom_info_available_p.
7869 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
7870 free_dominance_info, verify_dominators): Ditto.
7871 (dom_info_available_p): New function.
7872 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
7873 (thread_jumps): Use dom_info_available_p.
7874 * tree-complex.c (expand_complex_div_wide): Ditto.
7875 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7877 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7879 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
7880 (find_best_candidate): Take also important candidates into account.
7881 (find_optimal_iv_set): Initialize important_candidates bitmap.
7883 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7885 PR tree-optimization/17560
7886 * predict.c (tree_estimate_probability): Mark irreducible
7889 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
7891 PR rtl-optimization/17723
7892 * cfgcleanup.c (merge_memattrs): Handle case when
7893 MEM_SIZE == NULL_RTX.
7895 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
7897 * toplev.c (dump_file_name): Change type to be const.
7899 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
7901 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
7902 non_lvalue to stop something being a null pointer constant.
7904 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
7906 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
7907 available for TARGET_FPRS.
7908 (FUNCTION_VALUE_REGNO_P): Same.
7910 2004-10-15 Geoffrey Keating <geoffk@apple.com>
7912 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7913 -maltivec in same style as other ISA options.
7915 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
7917 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
7920 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
7922 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
7923 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
7924 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
7925 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
7926 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
7927 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
7928 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
7929 predict.def, predict.h, protoize.c, reload.h, resource.h,
7930 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
7931 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
7932 unwind-sjlj.c, value-prof.h: Update copyright.
7934 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
7936 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
7938 2004-10-15 Diego Novillo <dnovillo@redhat.com>
7940 * tree-optimize.c (execute_one_pass): Stop timer right after
7943 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7946 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7949 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
7950 (remove_useless_stmts_1): Fold trees we know how to fold.
7952 2004-10-14 David Edelsohn <edelsohn@gnu.org>
7954 * configure.ac: Add .machine power4 directive when testing for
7956 * configure: Regenerate.
7958 2004-10-14 Geoffrey Keating <geoffk@apple.com>
7960 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
7962 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
7964 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
7967 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
7969 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
7970 for 'f' if !TARGET_FPRS.
7972 2004-10-14 Richard Henderson <rth@redhat.com>
7975 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
7977 2004-10-14 Richard Henderson <rth@redhat.com>
7980 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
7982 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
7983 instaed of current_function_decl non-null.
7985 2004-10-14 Matt Austern <austern@apple.com>
7987 * pointer-set.c: New file, special-purpose hash table.
7988 * pointer-set.h: New file.
7989 * tree.h (struct pointer_set_t): Declare as opaque type.
7990 (tree_walk): Last argument is pointer_set_t* now.
7991 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
7993 (walk_tree): Convert from htab_t to pointer_set_t for keeping
7994 track of which nodes have already been visited.
7995 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
7996 * cgraphunit.c (cgraph_create_edges): Likewise.
7997 (cgraph_characterize_statics_local): Likewise.
7998 * tree-dfa.c (collect_dfa_stats): Likewise.
7999 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
8001 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
8002 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
8003 of walk_subtrees is pointer_set_t* now.
8004 * Makefile.in (OBJS-common): add pointer-set.o
8005 (tree-inline.o): Depends on pointer-set.h
8006 (tree-dfa.o): Likewise
8007 (cgraphunit.o): Likewise
8009 2004-10-14 Geoffrey Keating <geoffk@apple.com>
8011 * config/rs6000/darwin.h (ASM_SPEC): Delete.
8012 (TARGET_ASM_FILE_START): Define.
8013 * config/darwin.h (ASM_SPEC): Define.
8014 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
8015 -mlong-double-128, it's the default. Update comment about reason
8016 for force_cpusubtype_ALL.
8017 * config/rs6000/darwin-vecsave.asm: Supply .machine.
8018 * config/rs6000/darwin-world.asm: Likewise.
8019 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
8020 (symbolic_operand): Delete #if 0ed code.
8022 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8024 * stmt.c (add_case_node): Make sure that we have integer
8025 constant before calling tree_int_cst_compare.
8027 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
8031 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
8032 (remove_useless_stmts_1): Fold trees we know how to fold.
8034 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
8036 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
8037 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
8040 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
8042 * reload.c (find_reloads): When reloading a PLUS with constant
8043 operand, make sure the constant is pushed to the constant pool
8045 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
8046 reload bug workaround.
8047 (s390_expand_plus_operand): Likewise.
8049 2004-10-14 David Edelsohn <edelsohn@gnu.org>
8051 * opts.c (common_handle_option): Do not enable
8052 flag_speculative_prefetching for -fprofile-generate/use.
8054 2004-10-14 Devang Patel <dpatel@apple.com>
8057 * tree-if-conv.c (process_phi_nodes): Process latch block.
8058 (combine_blocks): Process latch block and update loop structure.
8060 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
8062 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
8063 (vect_update_ivs_after_vectorizer):
8064 (vect_transform_for_unknown_loop_bound):
8065 (tree_duplicate_loop_to_edge):
8066 (allocate_new_names):
8069 (rename_variables_in_bb):
8071 (rename_variables_in_loop):
8073 (update_phis_for_duplicate_loop):
8074 (update_phi_nodes_for_guard):
8075 (make_loop_iterate_ntimes):
8076 (tree_duplicate_loop_to_edge_cfg):
8078 (vect_analyze_loop_with_symbolic_num_of_iters):
8079 (verify_loop_for_duplication):
8080 (vect_gen_niters_for_prolog_loop):
8081 (vect_update_niters_after_peeling):
8082 (vect_update_inits_of_dr):
8083 (vect_update_inits_of_drs):
8084 (vect_build_loop_niters):
8085 (vect_do_peeling_for_alignment): New functions.
8086 (vect_transform_loop): Add unknown and known but indivisible loop
8087 bound support; add peeling for unalignment support.
8088 (vect_analyze_loop_form): Support symbolic number of iterations.
8089 (vect_transform_loop_bound): New input parameter.
8090 (vect_get_loop_niters): Change input parameter type.
8091 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
8092 (vectorizable_store): Allow unaligned access.
8093 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
8094 (vect_analyze_data_refs_alignment): Allowed one unaligned
8096 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
8098 (LOOP_VINFO_INT_NITERS): New macro.
8099 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
8100 (do_peeling_for_alignment):
8101 (unaligned_drs): New members of _loop_vec_info.
8102 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
8104 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
8106 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
8107 (struct tree_string): Remove "const" qualifier for "str".
8109 2004-10-14 Ira Rosen <irar@il.ibm.com>
8111 * tree-vectorizer.c (vect_analyze_data_refs): Call
8112 vect_get_base_and_bit_offset to get memory tag for array ref.
8113 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
8115 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
8117 * configure.ac: Use $LN_S for creating symlinks (not $LN).
8118 * configure: Regenerate.
8120 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8122 * doc/install.texi (*-*-solaris2*): Update with info about kernel
8123 patches to solve spurious testsuite failures.
8125 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
8127 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
8128 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
8129 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
8130 gcc_assert under ENABLE_CHECKING.
8131 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
8132 get_vectype_for_scalar_type).
8134 (vect_get_vec_def_for_operand): Remove redundant variables.
8135 (vect_transform_loop): Likewise.
8137 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
8139 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
8140 global for -mcaller-super-interworking.
8141 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
8142 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
8143 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
8144 not need a frame pointer.
8145 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
8146 the soft frame pointer offset.
8147 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
8148 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
8149 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
8150 the stack. Use frame_pointer_needed to choose between them.
8151 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
8152 (interwork_with_frame): New macro.
8153 (interwork): Add _interwork_{r7,r11}_call_via_rN().
8155 2004-10-14 Ben Elliston <bje@au.ibm.com>
8158 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
8159 up the filename looking for a previous directory separator.
8161 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
8163 * c-tree.h (enum c_typespec_kind, struct c_typespec,
8164 parser_xref_tag): New.
8165 (struct c_declspecs): Add tag_defined_p. Adjust definition of
8167 (declspecs_add_type): Adjust prototypes.
8168 * c-parse.in (%union): Add tstype.
8169 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
8170 typespec_reserved_attr, typespec_nonreserved_nonattr,
8171 structsp_attr, structsp_nonattr): Change to tstype. Update
8173 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
8174 (declspecs_add_type): Update to take struct c_typespec argument.
8175 Set tag_defined_p and typedef_p as appropriate.
8176 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
8177 Update to return struct c_typespec.
8178 (shadow_tag_warned): Don't let empty declarations with qualifiers
8179 or storage class specifiers redeclare a tag if a previous
8180 declaration is visible.
8182 2004-10-13 Richard Henderson <rth@redhat.com>
8185 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
8186 for DECL_INCOMING_RTL.
8188 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
8191 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
8192 trunc_int_for_mode for constants used in shortened mode.
8194 2004-10-13 Richard Henderson <rth@redhat.com>
8197 * c-common.c (handle_mode_attribute): Disallow mode changes that
8198 alter the CODE of the top-level type.
8200 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
8201 integer from internal limits macros.
8202 * config/i386/mm3dnow.h (__v2sf): Fix base type.
8204 2004-10-13 Richard Henderson <rth@redhat.com>
8207 * function.c (instantiate_decl): Recurse for CONCAT.
8209 2004-10-13 David Edelsohn <edelsohn@gnu.org>
8211 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
8214 (extzvdi_internal1): Add attribute "compare".
8215 (extzvdi_internal2): Same.
8217 2004-10-12 Tom Tromey <tromey@redhat.com>
8219 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
8221 2004-10-13 Dale Johannesen <dalej@apple.com>
8223 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
8225 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
8227 * toplev.c (compile_file): Call mudflap_finish_file from here ...
8228 * c-decl.c (c_write_global_declarations): ... instead of here ...
8229 * cp/decl.c (cp_finish_file): ... and here.
8230 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
8232 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
8234 * tree-ssa-dom.c (record_range): Free the element if we are not
8237 2004-10-13 Tom Tromey <tromey@redhat.com>
8240 * gcc.c (option_map): Added --extdirs and --encoding.
8242 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8245 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
8246 sparc_can_output_mi_thunk.
8247 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
8248 handling of vcall offset.
8249 (sparc_can_output_mi_thunk): New predicate.
8250 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
8251 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
8252 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
8254 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
8256 * config/sparc/sparc.md (movdi): Remove redundant test.
8258 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
8260 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
8261 TDF_IPA from -fdump-tree-*-all.
8263 2004-10-13 Paul Brook <paul@codesourcery.com>
8265 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
8266 * config/arm/arm.c (thumb_find_work_register): Update comments.
8267 (arm_load_pic_register): Add argument for scratch register.
8268 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
8269 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
8271 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
8273 * tree-data-ref.c: Fix comment typos.
8275 2004-10-13 Jakub Jelinek <jakub@redhat.com>
8276 Zdenek Dvorak <dvorakz@suse.cz>
8278 PR tree-optimization/17724
8279 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
8281 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
8283 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
8284 (altivec_builtin_mask_for_store): Likewise.
8285 (altivec_init_builtins): Use lang_hooks.builtin_function to
8286 create the decls for builtin_altivec_mask_for_load/store.
8288 2004-10-13 Nick Clifton <nickc@redhat.com>
8290 * config/c4x/c4x.c: Remove inclusion of loop.h.
8292 2004-10-12 Ben Elliston <bje@au.ibm.com>
8294 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
8295 (ei_container): New; renamed.
8296 (ei_start, ei_last): New macros.
8297 (ei_start_1, ei_last_1): Renamed from ei_start.
8298 (ei_last_1, ei_end_p): Use ei_container() where applicable.
8299 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
8300 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
8302 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
8304 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
8305 * cfgloop.c (initialize_loops_parallel_p): New.
8306 (flow_loops_find): Initialize the parallel_p field to true for all
8308 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
8309 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
8310 the size of the data accessed in the loop.
8311 (struct nb_iter_bound): Moved...
8312 * cfgloop.h (struct nb_iter_bound): ... here.
8313 (estimated_nb_iterations, parallel_p): New fields in struct loop.
8314 (record_estimate): Declare extern here.
8315 * tree-chrec.c: Fix comments.
8316 (nb_vars_in_chrec): New function.
8317 * tree-chrec.h (nb_vars_in_chrec): Declared here.
8318 * tree-data-ref.c: Don't include lambda.h, that is already included
8320 (tree_fold_divides_p): Don't check for integer_onep.
8321 (tree_fold_bezout): Removed.
8322 (gcd): New static duplicated function.
8323 (int_divides_p, dump_subscript): New.
8324 (dump_data_dependence_relation): Use dump_subscript.
8325 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
8326 estimate_niter_from_size_of_data): New.
8327 (analyze_array_indexes, analyze_array): Call
8328 estimate_niter_from_size_of_data during the detection of array
8329 references. Pass in a pointer to the statement that contains the
8331 (all_chrecs_equal_p): New.
8332 (compute_distance_vector): Renamed compute_subscript_distance.
8333 Deal with multivariate conflict functions.
8334 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
8335 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
8336 (non_affine_dependence_relation): New.
8337 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
8338 analyze_siv_subscript, analyze_miv_subscript,
8339 analyze_overlapping_iterations, subscript_dependence_tester):
8340 Initialize and return last_conflicts function.
8341 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
8342 compute_overlap_steps_for_affine_1_2): New.
8343 (analyze_siv_subscript_affine_cst): Removed.
8344 (analyze_subscript_affine_affine): Disprove dependences based on the
8345 iteration domains. Solve the univariate dependence case as before,
8346 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
8347 Implement the multivariate case of 2 versus 1 variables.
8348 (build_classic_dist_vector, build_classic_dir_vector): Implement some
8350 (find_data_references_in_loop): Compute and initialize
8351 loop->estimated_nb_iterations and loop->parallel_p.
8352 (analyze_all_data_dependences): Modify the debug dump order.
8353 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
8354 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
8355 (SUB_LAST_CONFLICT, subscript->last_conflict,
8356 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
8357 DDR_AFFINE_P, DDR_SIZE_VECT): New.
8358 (find_data_references_in_loop, initialize_data_dependence_relation,
8359 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
8361 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
8363 * configure: Regenerate.
8365 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
8368 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
8369 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
8370 and constant folding of floating point MULT_EXPR/PLUS_EXPR
8373 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
8375 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
8376 (s390_gimplify_va_arg): Likewise.
8378 2004-10-12 Daniel Jacobowitz <dan@debian.org>
8380 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
8381 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
8382 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
8383 * regclass.c (record_address_regs): Remove ifdef. Use
8384 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
8385 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
8387 (scan_rtx_address, replace_oldest_value_addr): Use
8388 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
8389 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
8390 unnecessary definitions.
8391 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
8392 and MODE_BASE_REG_REG_CLASS.
8393 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
8394 (MODE_BASE_REG_REG_CLASS): Define.
8395 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
8396 (REG_MODE_OK_FOR_REG_BASE_P): Define.
8397 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
8398 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
8400 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
8402 * tree-ssa-alias.c (verify_name_tags): New function.
8403 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
8404 (verify_alias_info): Call verify_name_tags.
8406 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
8408 PR rtl-optimization/17931
8409 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
8412 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
8414 * arm.c (arm_print_operand): Use output_operand_lossage where possible
8415 rather than aborting.
8417 2004-10-12 Paul Brook <paul@coudesourcery.com>
8419 * config.gcc: Add armv6{k,z,zk}
8420 * config/arm/arm-cores.def: Add arm1176 and mpcore.
8421 * config/arm/tune.md: Regenerate.
8422 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
8424 (all_architectures): Add armv6k, armv6z, armv6zk.
8425 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
8426 * doc/invoke.texi: Document new arch and cpu values.
8428 2004-10-12 Paul Brook <paul@coodesourcery.com>
8430 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
8433 2004-10-12 Paul Brook <paul@codesourcery.com>
8435 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
8436 Handle negative constants.
8438 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
8441 * c-typeck.c (convert_arguments): Return error_mark_node if there
8442 are too few arguments.
8443 (build_function_call): Handle error_mark_node return from
8446 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
8448 * configure.ac (symbolic_link): Replace with $LN_S.
8449 (Assembler/Linker): Hard link from gas and binutils trees.
8450 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
8451 * configure: Regenerate.
8453 2004-10-12 Paul Brook <paul@codesourcery.com>
8455 * configure.ac: Don't look for host assembler when building a canadian
8457 * configure: Regenerate.
8459 2004-10-11 Roger Sayle <roger@eyesopen.com>
8462 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
8463 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
8464 line options for "-lang-asm" and if found allow any of the C-family
8466 (c_common_handle_option): Remove last use of permit_fortran_options.
8468 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8470 * config/s390/s390.c (print_operand): Support 'S' format flag.
8471 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
8472 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
8473 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
8474 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
8475 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
8476 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
8477 ("*movstricthi"): Likewise.
8478 ("*load_multiple_di", "*load_multiple_si"): Likewise.
8479 ("*store_multiple_di", "*store_multiple_si"): Likewise.
8480 ("*sethiqisi", "*sethihisi"): Likewise.
8481 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
8482 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
8483 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
8484 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
8485 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
8487 ("*tmhi_full"): Fix incorrect op_type attribute.
8489 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
8490 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
8491 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
8492 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
8494 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
8497 * function.c (temp_slots_at_level): Fix typo which creates too
8498 many temp stack slots levels.
8500 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8502 * config/s390/s390.c (s390_trampoline_template): Generate shorter
8504 (s390_trampoline_instantiate): Adapt.
8505 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
8507 2004-10-11 Roger Sayle <roger@eyesopen.com>
8510 * stmt.c (add_case_node): Add additional type argument. Declare
8511 as static to match prototype. Convert the upper and lower bounds
8512 to the specified index type. Optimize away case ranges/values
8513 that are outside the index type's bounds. Truncate case ranges
8514 that span the index type's bounds.
8515 (expand_case): Avoid unnessary computation and memory allocation
8516 when index type is error_mark_node. Pass index_type as required
8517 by change to add_case_node API. No need to convert case range
8518 bounds to index_type, this is now done by add_case_node.
8520 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
8522 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
8523 * config/s390/s390.c (s390_offset_p): New function.
8524 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
8525 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
8526 transform Q->Q alternatives to *clc pattern.
8528 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
8529 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
8530 to transform Q->Q alternatives to *mvc pattern.
8531 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
8532 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
8533 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
8534 transform Q->Q alternatives to *nc pattern.
8535 ("*nc"): New insn. New peephole to merge adjacent NCs.
8536 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
8537 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
8538 transform Q->Q alternatives to *oc pattern.
8539 ("*oc"): New insn. New peephole to merge adjacent OCs.
8540 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
8541 transform Q->Q alternatives to *xc pattern.
8542 ("*xc"): New insn. New peephole to merge adjacent XCs.
8543 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
8545 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
8547 * gimplify.c (gimple_push_condition): Make sure that we don't
8548 have any saved condition cleanup if we were at the top level.
8550 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
8552 * config/frv/frv.md (*adddi3_internal): Change name to...
8553 (adddi3): ...replacing the exisiting define_expand. Combine
8554 alternatives. Fix the range of the constant constraints ('J' instead
8555 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
8556 to extract the lower and upper halves of the DImode operands.
8557 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
8558 (adddi3_lower): Fix the range of the constant constraints and
8559 remove the bogus operands[2] check.
8560 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
8561 operand 2. Use addxi to handle constant operands.
8562 (subdi3_lower, subdi3_upper): Don't handle constant operands.
8564 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
8566 * gengtype-lex.l: Add commented } & ) characters to unconfuse
8567 editor's paren matching. Allow #define inside a struct.
8569 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
8572 part of PR c++/17657
8573 * fold-const.c (fold_build_cleanup_point_expr): New function.
8574 * tree.h (fold_build_cleanup_point_expr): Prototype.
8576 2004-10-10 Eric Christopher <echristo@redhat.com>
8578 * dwarf2out.c: Move attribute to subprogram declaration
8579 instead of subroutine type.
8581 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
8583 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
8584 hoist_insn_after, and hoist_insn_to_edge.
8585 * rtl.h: Remove the prototypes for reg_referenced_between_p,
8586 no_jumps_between_p, and insn_dependent_p.
8587 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
8588 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
8589 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
8590 hoist_insn_to_edge): Remove.
8592 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8595 * c-decl.c (grokparms): Don't warn for parameters of incomplete
8596 type in declarations that are not definitions except for the case
8597 of parameters of void type.
8599 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
8601 * tree-cfg.c: Fix comment typos.
8603 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8606 * builtins.c (expand_builtin_va_start): Check for too few
8607 arguments to va_start.
8609 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
8612 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
8613 fields a pedwarn. Pedwarn here for unnamed structs/unions if
8615 * c-parse.in (component_decl): Don't pedwarn here for unnamed
8618 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
8620 PR tree-optimization/17906
8621 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
8622 copy non-gimple reg arguments.
8624 2004-10-09 Roger Sayle <roger@eyesopen.com>
8626 PR rtl-optimization/17853
8627 * simplify-rtx.c (simplify_relational_operation): Correct comment.
8628 Reorganize handling of comparison operations with floating point
8629 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
8630 Likewise, introduce support for comparison operations with vector
8631 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
8633 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
8634 * doc/tm.texi: Likewise.
8636 2004-10-09 Steven Bosscher <stevenb@suse.de>
8638 * regs.h (struct reg_info_def): Remove the last_node_uid and
8639 changes_mode fields.
8640 (REGNO_LAST_NOTE_UID): Don't define.
8641 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
8642 * regmove.c (copy_src_to_dest): Likewise.
8644 2004-10-09 Roger Sayle <roger@eyesopen.com>
8647 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
8648 relational comparison operator op needs to be swapped/reversed when
8649 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
8651 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
8654 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
8655 instead of bsi_start.
8656 (value_replacement): Likewise.
8657 (abs_replacement): Likewise
8659 2004-10-09 Steven Bosscher <stevenb@suse.de>
8661 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
8662 (expand_gimple_cond_expr, expand_gimple_tailcall,
8663 expand_gimple_basic_block): Use it to dump RTL for each stmt.
8664 (tree_expand_cfg): Announce full RTL function dump.
8665 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
8666 not the graph version.
8667 * tree-pretty-print.c (dump_generic_node): Allow empty statements
8668 in the arms of a COND_EXPR for lowered nodes.
8670 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
8672 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
8673 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
8674 strtoufix16, strtoufix32, strtoufix64): Declare.
8676 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8678 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
8679 for an out-of-range floating point constant.
8680 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
8681 warning if the target format does not support infinities.
8683 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8685 * emit-rtl.c (last_label_num, base_label_num): Remove.
8686 (max_label_num): Always return label_num.
8687 (set_new_last_label_num, restore_emit_status): Remove.
8688 (init_emit): Don't initialize last_label_num.
8689 * function.c (pop_function_context_from): Don't call
8690 restore_emit_status.
8691 * function.h: Remove the prototype for restore_emit_status.
8692 * rtl.h: Remove the prototype for set_new_last_label_num.
8694 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8696 * stmt.c (expand_decl_init): Remove.
8697 * tree.h: Remove the corresponding prototype.
8699 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8701 * integrate.c (try_constants, subst_constants, mark_stores):
8703 * integrate.h: Remove the prototype for try_constants.
8705 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8707 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
8708 (convert_for_assignment): Handle ic_argpass_nonproto. Add
8709 comments about its relevance to errors.
8710 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
8712 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
8715 * c-ppoutput.c (cb_ident): Don't quote string as it is already
8718 2004-10-08 Diego Novillo <dnovillo@redhat.com>
8720 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
8721 reference_node_pool.
8723 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8725 * tree-cfg.c: Fix a comment typo.
8727 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
8729 * config/s390/s390.c (s390_register_info): Don't save fprs for
8731 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
8733 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
8735 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
8736 (TARGET_DEFAULT): Use symbolic values.
8737 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
8738 (TARGET_DEFAULT): Use symbolic values.
8739 * config/s390/s390.c (s390_backchain_string): Initialize to
8740 TARGET_DEFAULT_BACKCHAIN.
8742 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8744 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
8745 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
8747 (expand_builtin_strcat): Accept a type parameter.
8748 (fold_builtin_mempcpy): Accept a type and endp parameter.
8750 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
8751 Accept an `exp' instead of an `arglist'.
8753 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
8755 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
8756 reverting my 2004-09-07 patch to use build_int_cst.
8758 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8761 * config/sparc/sparc.c (input_operand): Remove redundant code
8762 for handling LO_SUM.
8763 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
8764 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
8765 Otherwise only accept it for TFmode if quad move insns are available.
8767 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
8769 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
8770 common cases will be caught earlier than others.
8772 2004-10-08 Michael Matz <matz@suse.de>
8774 * loop-doloop.c (doloop_optimize): Extend count.
8776 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
8778 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
8779 (prefetch): Convert to expander.
8781 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
8783 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
8784 first argument of CALL.
8785 (tls_local_dynamic): Likewise.
8787 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
8789 * c-typeck.c (enum impl_conv): New.
8790 (convert_for_assignment): Use it. Take tree for function called
8791 instead of its name. Handle ObjC selectors for diagnostics at
8792 start of function. Select diagnostic text within the function
8793 using full sentences for diagnsotics. Use %qE to name functions
8795 (convert_arguments, build_modify_expr,
8796 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
8797 callers to convert_for_assignment.
8798 (warn_for_assignment): Remove.
8800 2004-10-08 Nick Clifton <nickc@redhat.com>
8802 * config/sh/symbian.c (symbian_possibly_export_base_class):
8803 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
8804 TYPE_CONTAINS_VPTR_P.
8806 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8808 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
8809 fixed registers form all_used_regs. Update call_really_used_regs.
8810 (CALL_REALLY_USED_REGISTERS): Define.
8811 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
8812 with call_really_used_regs.
8814 2004-10-08 Alan Modra <amodra@bigpond.net.au>
8816 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
8817 for -profile as well as -p and -pg.
8819 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
8821 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
8823 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8825 * tree-cfg.c (tree_block_forwards_to): Remove.
8826 * tree-flow.h: Remove the corresponding prototype.
8828 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8830 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
8831 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
8833 2004-10-07 Geoffrey Keating <geoffk@apple.com>
8836 * config/rs6000/rs6000.c (rs6000_generate_compare): When
8837 flag_trapping_math is in effect, don't generate subtract
8840 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
8842 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
8843 * config/s390/s390.c (s390_narrow_logical_operator): New function.
8844 (s390_extra_constraint_str): Add 'A' constraints.
8845 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
8846 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
8847 (CONSTRAINT_LEN): Likewise.
8848 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
8849 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
8850 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
8851 ("*iordi3"): Add OI alternative and splitter.
8852 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
8853 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
8854 ("*xordi3"): Add XI alternative and splitter.
8855 ("*xorsi3", "*xorhi3"): Likewise.
8857 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8859 * config/mips/mips.c (mips_function_rodata_section): New function.
8860 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
8862 2004-10-07 Devang Patel <dpatel@apple.com>
8864 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
8865 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
8866 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
8867 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
8868 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
8869 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
8870 UNSPEC_VCONDU_V16QI): New constant defines.
8871 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
8872 vconduv16qi): New patterns.
8873 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
8874 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
8875 (get_vec_cmp_insn): Same.
8876 (get_vsel_insn): Same.
8877 (rs6000_emit_vector_compare): Same.
8878 (rs6000_emit_vector_select): Same.
8879 (INSN_NOT_AVAILABLE): New.
8881 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8883 PR tree-optimization/17749
8884 * tree-tailcall.c (find_tail_calls): Check that parameter is
8887 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8889 * config/ia64/ia64.c: Fix a comment typo.
8891 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8893 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
8895 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8898 * tree-inline.c (expand_call_inline): Do not warn for functions
8899 marked with attribute noinline.
8901 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8904 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
8905 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
8907 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
8908 of 0 as 4th argument to pass_by_reference.
8909 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
8911 2004-10-06 Eric Christopher <echristo@redhat.com>
8913 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
8916 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8919 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
8921 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8923 PR rtl-optimization/17791
8924 * loop-doloop.c (doloop_modify): Take number of iterations as
8926 (doloop_optimize): Extend or shorten the number of iterations
8927 when changing mode of counter register.
8928 * loop-iv.c (lowpart_subreg): Export.
8929 * rtl.h (lowpart_subreg): Declare.
8931 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
8933 PR tree-optimization/17806
8934 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
8935 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
8936 flags moved to split_edge.
8938 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8941 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
8942 before tentatively building the conditional move sequence.
8944 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8947 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
8949 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
8950 function_arg_padding.
8952 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
8955 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
8957 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
8959 * hooks.c (hook_int_void_1, hook_void_int): Remove.
8960 * hooks.h: Remove the corresponding prototypes.
8962 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
8965 * tree-nested.c (walk_stmt_info): Add changed field.
8966 (convert_nonlocal_reference): Set changed to when we
8967 change a decl to unnested decl.
8968 <case ADDR_EXPR>: Instead of checking if the immediate part
8969 of the ADDR_EXPR changed, check the field changed.
8970 Use recompute_tree_invarant_for_addr_expr instead of unsetting
8972 (convert_local_reference): Set changed to when we
8973 change a decl to unnested decl.
8974 <case ADDR_EXPR>: Instead of checking if the immediate part
8975 of the ADDR_EXPR changed, check the field changed.
8976 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
8978 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
8980 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
8981 * dwarf2out.c (dwarf2out_init): Remove references to
8982 DWARF2_GENERATE_TEXT_SECTION_LABEL.
8983 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
8984 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
8986 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
8988 * c-typeck.c (convert_arguments): Take expression for called
8989 function rather than its name. Handle ObjC selectors directly
8990 rather than relying on warn_for_assignment to do so. Call warning
8991 directly rather than warn_for_assignment. Use %qE in diagnostics.
8992 Say "argument" rather than "arg" in diagnostics.
8993 (build_function_call): Update call to convert_arguments.
8995 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
8998 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
8999 ENUMs specially instead of just saying we do.
9001 2004-10-06 Eric Christopher <echristo@redhat.com>
9003 * dwarf2.h: Sync with include/elf/dwarf2.h
9005 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9007 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
9010 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9012 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
9013 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
9015 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9017 * lambda-code.c (compute_nest_using_fourier_motzkin): New
9019 (lambda_compute_auxillary_space): Split from here.
9021 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
9023 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
9024 * tree-flow.h: Add prototype.
9025 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
9026 expr_invariant_in_loop.
9028 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
9030 * tree-cfg.c (thread_jumps): Remove a duplicate check for
9033 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
9035 * config/s390/s390-protos.h (s_imm_operand): Remove.
9036 (s390_pool_operand): Add prototype.
9037 * config/s390/s390.c (general_s_operand): Remove.
9038 (s_imm_operand): Remove.
9039 (s_operand): Merge contents of general_s_operand.
9040 (s390_pool_operand): New function.
9041 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
9042 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
9043 ("*cmpdi_ccu"): Merge Q->Q alternative.
9044 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
9045 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
9047 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
9048 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
9049 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
9051 2004-10-06 Steve Ellcey <sje@cup.hp.com>
9053 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
9054 call ia64_function_arg_boundary.
9055 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
9056 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
9057 (ia64_function_arg_advance): Do not put 128 bit floats into
9060 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9062 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
9063 Accept an expression instead of an arglist.
9064 (expand_builtin_stpcpy): Accept an expression instead of an
9067 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9070 * doc/install.texi (*-*-solaris2*): Mention potential problem
9071 with Sun assembler + GNU linker and C++ programs.
9072 Document status of binutils 2.15 release.
9074 2004-10-06 Jan Hubicka <jh@suse.cz>
9076 * cse.c (cse_main): Kill push/pop context.
9078 2004-10-05 Zack Weinberg <zack@codesourcery.com>
9080 * pretty-print.c: Include tree.h.
9081 (pp_base_prepare_to_format): New function, logic from
9082 text_specifies_location.
9083 (pp_base_format_text): Use gcc_assert.
9084 * pretty-print.h (pp_prepare_to_format): New macro.
9085 (pp_base_prepare_to_format): Prototype.
9086 * diagnostic.c (text_specifies_location): Delete.
9087 (bug_report_request): Delete.
9088 (diagnostic_set_info): Don't call text_specifies_location.
9089 (diagnostic_action_after_output): Put text from
9090 bug_report_request inline here. Use gcc_unreachable.
9091 (diagnostic_report_current_function): Fix comment.
9092 (diagnostic_report_diagnostic): Clarify logic for error recursion.
9093 Call pp_prepare_to_format before diagnostic_starter.
9094 (trim_filename): Use IS_DIR_SEPARATOR.
9095 (fatal_error, internal_error): Use gcc_unreachable.
9096 (error_recursion): Call diagnostic_action_after_output to
9097 issue the bug_report_request message and exit.
9098 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
9100 * c-parse.in: Add list of diagnostic messages to insulate
9101 translation template from version of yacc/bison used to
9102 compile the grammar.
9104 2004-10-06 Alan Modra <amodra@bigpond.net.au>
9107 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
9109 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9111 * basic-block.h: Remove the prototype for
9112 flow_preorder_transversal_compute.
9113 * cfganal.c (dfst_node): Remove.
9114 (flow_preorder_transversal_compute): Likewise.
9115 * rtl.h: Remove the prototype for get_jump_table_offset.
9116 * rtlanal.c (get_jump_table_offset): Remove.
9118 2004-10-05 Richard Henderson <rth@redhat.com>
9121 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
9123 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
9126 * Makefile.in: Stage the build directory too.
9128 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
9130 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
9132 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
9133 (frv_emit_move): Same.
9135 * config/frv/frv.c (frv_emit_move): New.
9136 (frv_legitimize_address): New.
9138 * config/frv/frv.md ("movsi"): Call frv_emit_move.
9145 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
9147 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
9150 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
9152 * c-decl.c (pushdecl): When an extern declaration at block scope
9153 refers to a visible entity with internal linkage, use the old DECL
9154 rather than the new one.
9156 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9158 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
9161 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9163 * tree-cfg.c (thread_jumps): Remove a duplicate check for
9166 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9168 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
9169 of FOR_BB_BETWEEN. Remove a useless check for unreachable
9172 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9174 * tree-cfg.c (cleanup_tree_cfg): Don't call
9175 delete_unreachable_blosk() after thread_jumps().
9176 (thread_jumps): Always remove basic blocks as they become
9179 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
9181 * tree-cfg.c (cleanup_tree_cfg): Remove variable
9182 something_changed. Simplify the while loop.
9184 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9186 * builtins.c (expand_builtin_memmove): Delete duplicate code
9187 and accept a tree type for the result.
9188 (expand_builtin_bcopy): Accept a tree type for the result.
9189 (fold_builtin_memmove): Accept an arglist and tree type for
9192 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
9194 * config/s390/s390.c (s390_dump_pool): Remove return value.
9195 Use gen_pool_align, gen_pool_section_start/end instead of
9196 gen_pool_start/end_31/64.
9197 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
9198 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
9199 ("pool_start_31", "pool_end_31"): Remove.
9200 ("pool_start_64", "pool_end_64"): Likewise.
9201 ("pool_align", "pool_section_start", "pool_section_end": New insns.
9203 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
9204 (TARGET_CANNOT_COPY_INSN_P): Define.
9205 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
9206 (struct constant_pool): New member 'execute'.
9207 (s390_add_execute, s390_find_execute): New functions.
9208 (s390_execute_label, s390_execute_target): Likewise.
9209 (s390_dump_pool): Output in-pool execute target templates.
9210 (s390_dump_execute): New function.
9211 (s390_alloc_pool, s390_free_pool): Handle execute templates.
9212 (s390_mainpool_start, s390_mainpool_finish): Likewise.
9213 (s390_chunkify_start, s390_chunkify_finish): Likewise.
9214 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
9215 ("*execute"): New insn pattern.
9216 ("movmem_short", "*movmem_short"): Use splitters to generate
9217 explicit execute pattern, remove embedded execute.
9218 ("clrmem_short", "*clrmem_short"): Likewise.
9219 ("cmpmem_short", "*cmpmem_short"): Likewise.
9221 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
9223 * tree-ssa.c (verify_ssa): Verify phi arguments only
9224 contain renamed names.
9226 2004-10-05 Alan Modra <amodra@bigpond.net.au>
9228 * config/rs6000/linux.h: Formatting, whitespace.
9229 * config/rs6000/linux64.h: Likewise.
9230 * config/rs6000/rs6000-protos.h: Likewise.
9231 * config/rs6000/rs6000.c: Likewise.
9232 (easy_vector_splat_const): Add fall thru comments.
9233 (output_vec_const_move): Likewise.
9235 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
9237 * Makefile.in: Update -Wno-error exceptions for move to build dir.
9239 2004-10-05 Chao-Ying Fu <fu@mips.com>
9240 Richard Sandiford <rsandifo@redhat.com>
9242 * doc/invoke.texi (-mpaired-single): Link to the new description of the
9243 built-in functions. Document dependencies.
9244 (-mips3d): Add link here too.
9245 * doc/extend.texi (MIPS Paired-Single Support): New section.
9247 2004-10-04 Chao-ying Fu <fu@mips.com>
9249 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
9251 2004-10-04 Diego Novillo <dnovillo@redhat.com>
9253 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
9254 Initialize OPT_STATS to 0.
9256 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
9258 * tree-data-ref.c: Fix comment typos.
9260 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
9262 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
9263 the predicate cannot be computed, don't initialize the result to
9266 2004-10-01 Eric Christopher <echristo@redhat.com>
9268 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
9269 locally defined enum.
9270 * dwarf2out.c (add_calling_convention_attribute): Don't
9273 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
9275 PR c/17178, PR c/17820
9276 * c-decl.c (pop_scope): Do not warn about unused static
9277 variables as they warned in the middle-end.
9279 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9281 * builtins.c (expand_builtin_memcpy): Delete duplicate code
9282 and make the first parameter the expression not the arglist.
9284 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
9286 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
9287 as valid modes to expand address expressions.
9289 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
9291 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
9292 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
9293 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
9294 code formatting conventions.
9296 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
9298 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
9300 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
9302 PR tree-optimization/16632
9303 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
9304 fold (A & C) == D into 0, fold ~C. Similarly, for the case
9305 where | is used instead of &.
9307 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
9309 * ginclude/stddef.h: Fix a comment typo.
9311 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9314 * config.gcc (i?86-*-solaris2*): Restore correct logic
9315 for --enable-threads option.
9316 (sparc64-*-solaris2*): Likewise.
9317 (sparc-*-solaris2*): Likewise.
9319 2004-10-03 Alan Modra <amodra@bigpond.net.au>
9321 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
9322 (OS_MISSING_POWERPC64): Move, and comment.
9323 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
9324 (OS_MISSING_POWERPC64): Move, and comment.
9326 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
9328 * arm.c (output_call_mem): Add missing \t.
9330 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9332 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
9333 expand_builtin_strncmp): Delete duplicate code.
9335 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
9337 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
9338 take check-base and -limit arguments.
9339 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
9340 check ranges for ARRAY_REF and COMPONENT_REF.
9341 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
9344 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
9346 * c-objc-common.c (c_tree_printer): Correct description of %E.
9347 Don't fall through after printing an expression.
9349 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
9351 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
9353 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
9355 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
9356 delete_unrechable_blocks() only when necessary.
9358 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
9360 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
9361 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
9362 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
9363 __gthread_recursive_mutex_unlock): New functions.
9365 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
9367 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
9368 * config/s390/tpf-eh.c: Remove file.
9369 * config/s390/tpf-unwind.h: New file.
9370 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
9371 (MD_UNWIND_SUPPORT): Define.
9373 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
9375 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
9377 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
9379 * config/s390/s390-protos.h (s390_comparison): Add prototype.
9380 * config/s390/s390.c (s390_comparison): New function.
9381 (s390_branch_condition_mask): Return -1 for invalid comparisons.
9382 (s390_branch_condition_mnemonic): Assert valid comparison.
9383 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
9384 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
9385 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
9386 s390_comparison instead of comparison_operator.
9388 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
9389 ("cmpmemdi"): Remove.
9390 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
9391 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
9392 ("cmpint_si"): Rename to ...
9393 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
9394 ("cmpint_di", "*cmpint_di"): Likewise.
9395 * config/s390/s390.c (s390_canonicalize_comparison): Remove
9396 redundant UNSPEC_CMPINT conversions.
9397 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
9399 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
9401 * collect2.c (COLLECT_PARSE_FLAG): Remove.
9402 (main): Remove a reference to COLLECT_PARSE_FLAG
9403 * system.h: Poison COLLECT_PARSE_FLAG.
9404 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
9406 2004-10-01 Paul Brook <paul@codesourcery.com>
9408 * config/arm/crti.asm: Give _init and _fini function type.
9410 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
9412 * common.opt (ftree-loop-ivcanon): Enable by default.
9413 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9414 Enable complete loop unrolling.
9415 (canonicalize_induction_variables, tree_unroll_loops_completely):
9418 2004-10-01 Paul Brook <paul@codesourcery.com>
9420 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
9421 not register number.
9422 (thumb_find_work_register): Search full register range.
9424 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
9427 * tree-cfg.c (group_case_labels): Get the label and not
9428 the case expr for the default case.
9429 When the label we looking at is the default, decrement the
9432 2004-10-01 Jan Hubicka <jh@suse.cz>
9434 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
9435 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
9436 * toplev.h (tree_rest_of_compilation): Update prototype.
9437 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
9439 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
9441 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
9442 cleanup_control_flow() out of the while loop.
9444 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
9446 * tree-vectorizer.c (vectorizable_operation): Fail unless
9447 the mode for the vector type is indeed a vector mode.
9449 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
9451 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
9452 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
9454 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9455 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
9456 follow_ssa_edge_in_rhs): Ditto.
9457 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
9458 (dump_iv): Dump base_object.
9459 (dump_use, dump_cand): Use dump_iv.
9460 (determine_base_object): New function.
9461 (alloc_iv): Initialize base_object field.
9462 (record_use): Clear the ssa_name field of iv.
9463 (get_computation_cost_at): Do not use difference of addresses of
9464 two different objects.
9465 (may_eliminate_iv): Do not require the loop to have just single exit.
9466 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
9467 (nonzero_p): New function.
9468 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
9469 tree_simplify_using_condition, simplify_using_initial_conditions,
9470 loop_niter_by_eval, find_loop_niter_by_eval,
9471 estimate_numbers_of_iterations_loop, compare_trees,
9472 upper_bound_in_type, lower_bound_in_type,
9473 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
9474 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
9475 instead of integer_(non)zerop.
9477 2004-10-01 Jakub Jelinek <jakub@redhat.com>
9480 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9482 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9483 and TI_VA_LIST_FPR_COUNTER_FIELD.
9484 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9485 * tree-pass.h (pass_stdarg): Add.
9486 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9487 * tree-stdarg.c: New file.
9488 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9489 (tree-stdarg.o): Add dependencies.
9490 * function.h (struct function): Add va_list_gpr_size and
9491 va_list_fpr_size fields.
9492 * function.c (allocate_struct_function): Initialize them.
9494 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9495 va_list_{g,f}pr_counter_field.
9496 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9497 area will not be used. Only save registers that tree-stdarg.c
9498 detected they need saving.
9499 (ix86_va_start): Don't set up fields that won't be used.
9501 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9502 va_list_{g,f}pr_counter_field.
9503 (setup_incoming_varargs): Don't do anything if reg_save
9504 area will not be used. Only save registers that tree-stdarg.c
9505 detected they need saving.
9506 (rs6000_va_start): Don't set up fields that won't be used.
9508 2004-09-30 Eric Christopher <echristo@redhat.com>
9510 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
9512 * dwarf2out.c (add_calling_convention_attribute): New function.
9513 (gen_subroutine_type_die): Use.
9514 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
9515 * target.h (gcc_target): Add dwarf_calling_convention.
9516 * hooks.c (hook_int_tree_0): New function.
9517 * hooks.h: Prototype.
9518 * config/sh/sh.c: Include dwarf2.h.
9519 (sh_dwarf_calling_convention): New function.
9520 (TARGET_DWARF_CALLING_CONVENTION): Use.
9521 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
9523 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9525 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
9526 expand_builtin_strrchr, expand_builtin_strpbrk,
9527 expand_builtin_strncat, expand_builtin_strspn,
9528 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
9531 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9533 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
9535 (s390_logical_operator_ok_p): Likewise.
9536 * config/s390/s390.c (s390_expand_logical_operator): New function.
9537 (s390_logical_operator_ok_p): Likewise.
9538 * config/s390/s390.md ("anddi3"): New expander.
9539 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
9540 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
9541 ("andsi3"): Use s390_expand_logical_operator.
9542 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
9543 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
9544 ("andhi3"): New expander.
9545 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
9546 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
9547 ("andqi3"): New expander.
9548 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
9549 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
9550 ("iordi3"): New expander.
9551 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
9552 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
9553 ("iorsi3"): Use s390_expand_logical_operator.
9554 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
9555 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
9556 ("iorhi3"): New expiorer.
9557 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
9558 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
9559 ("iorqi3"): New expiorer.
9560 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
9561 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
9562 ("xordi3"): New expander.
9563 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
9564 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
9565 ("xorsi3"): New expander.
9566 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
9567 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
9568 ("xorhi3"): New expander.
9569 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
9570 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
9571 ("xorqi3"): New expander.
9572 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
9573 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
9575 2004-09-30 Roger Sayle <roger@eyesopen.com>
9577 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
9578 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
9579 machine mode as the result.
9581 2004-09-30 Ben Elliston <bje@au.ibm.com>
9584 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
9585 FOR_EACH_EDGE macros.
9587 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
9589 * c-tree.h (readonly_error): Remove.
9590 * c-typeck (enum lvalue_use): New.
9591 (lvalue_or_else, readonly_error): Use it. All callers changed.
9592 (readonly_error): Make static.
9594 2004-09-30 Jan Hubicka <jh@suse.cz>
9597 * cfgrtl.c (try_redirect_by_replacing_jump,
9598 force_nonfallthru_and_redirect, commit_one_edge_insertion,
9599 cfg_layout_merge_blocks): Do not attach any line number information
9600 to newly inserted instructions.
9601 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
9603 (emit_*insn_before, emit_insn*_after): New.
9604 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
9606 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
9607 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
9609 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9611 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
9612 (s390_return_address_offset): Remove.
9613 (s390_can_eliminate): Add prototype.
9614 (s390_initial_elimination_offset): Add prototype.
9615 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
9616 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
9617 * config/s390/s390.c (s390_arg_frame_offset): Remove.
9618 (s390_return_address_offset): Remove.
9619 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
9620 (struct machine_function): New member split_branches_pending_p.
9621 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
9622 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
9623 (s390_optimize_prologue): Remove base_used argument. Call
9624 s390_update_frame_layout instead of s390_register_info. Handle
9625 prologue/epilogue insns that touch only RETURN_REGNUM.
9626 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
9627 (s390_register_info): Remove base_used and return_addr_used
9628 arguments, compute special register usage inline. Return live
9629 register data to caller.
9630 (s390_frame_info): Remove arguments, do not call s390_register_info.
9631 (s390_init_frame_layout): New function.
9632 (s390_update_frame_layout): Likewise.
9633 (s390_emit_prologue): Call s390_update_frame_layout; some code
9634 move to there. Do not emit pool placeholder insn if unnecessary.
9636 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
9638 * config/s390/s390.c (legitimate_reload_constant_p): Remove
9639 floating point constant workaround.
9640 (s390_secondary_input_reload_class): Handle PLUS reloads
9641 with too-large constant.
9642 (s390_expand_plus_operand): Likewise.
9643 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
9644 ("movsi"): Likewise. Also, remove workaround for non-general
9646 ("movdf"): Do not call force_const_mem.
9647 ("movsf"): Likewise. Merge expander with *movsf insn.
9648 ("*movsf"): Remove, merge with movsf expander.
9650 2004-09-30 Paul Brook <paul@codesourcery.com>
9652 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
9653 (ENDFILE_SPEC): Define.
9654 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
9656 2004-09-30 Richard Henderson <rth@redhat.com>
9658 * config/alpha/qrnnd.asm: Mark for noexecstack.
9660 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
9662 * protoize.c, tree-cfg.c: Fix comment typos.
9664 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
9667 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
9669 2004-09-30 Diego Novillo <dnovillo@redhat.com>
9671 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
9673 (add_pointed_to_expr): ... here.
9674 Call add_pointed_to_expr for variables with DECL_INITIAL set.
9675 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
9676 pointer variable, if set.
9678 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
9680 * config/sh/sh.c: Follow spelling conventions.
9682 2004-09-29 Richard Henderson <rth@redhat.com>
9684 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
9685 * doc/tm.texi (DWARF_ZERO_REG): New.
9687 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
9688 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
9689 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
9691 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
9693 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
9694 with a PLUS as source operand.
9695 (expand_movstr): Likewise.
9696 (expand_builtin_stpcpy): Likewise.
9698 2004-09-29 Richard Henderson <rth@redhat.com>
9701 * tree-gimple.c (is_gimple_reg): Reject hard registers.
9702 (is_gimple_asm_val): New.
9703 * tree-gimple.h (is_gimple_asm_val): Declare.
9704 * gimplify.c (gimplify_asm_expr): Use it.
9705 * tree-pretty-print.c (print_declaration): Dump hard regs.
9706 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
9707 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9708 * tree-ssa-pre.c (is_undefined_value): Likewise.
9709 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9710 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
9711 * tree-ssa.c (warn_uninit): Likewise.
9712 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
9714 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
9716 * c-decl.c (merge_decls): Use comptype when comparing
9717 types to decide on DECL_SIZE save of olddecl.
9719 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
9721 * tree.h (INDIRECT_REF_P): New macro.
9722 * alias.c (get_alias_set): Use it
9723 (nonoverlapping_memrefs_p): Ditto.
9724 * emit-rtl.c (mem_expr_equal_p): Ditto.
9725 (set_mem_attributes_minus_bitpos): Ditto.
9726 (is_gimple_addressable): Ditto.
9727 (get_base_address): Ditto.
9728 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
9729 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
9730 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
9731 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
9732 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
9733 (add_address_candidates): Ditto.
9734 (rewrite_address_base): Ditto.
9736 2004-09-30 Ben Elliston <bje@au.ibm.com>
9738 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
9739 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
9740 (rewrite_ssa_into_ssa): Likewise.
9741 * tree-phinodes.c (create_phi_node): Access the number of
9742 predecessor edges using EDGE_COUNT() and not num_preds.
9744 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
9747 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
9749 2004-09-29 Eric Christopher <echristo@redhat.com>
9751 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
9753 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
9755 * config/cris/cris.md (moverside, movemside): With MEM, make sure
9756 the address is (plus reg mem).
9758 2004-09-29 David Edelsohn <edelsohn@gnu.org>
9760 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
9762 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
9764 * tree.c (make_node_stat): Fix uninitialized warning. Replace
9765 cascaded if ... else if with a switch.
9767 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9769 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
9771 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9773 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9774 and TI_VA_LIST_FPR_COUNTER_FIELD.
9775 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9776 * tree-pass.h (pass_stdarg): Add.
9777 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9778 * tree-stdarg.c: New file.
9779 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9780 (tree-stdarg.o): Add dependencies.
9781 * function.h (struct function): Add va_list_gpr_size and
9782 va_list_fpr_size fields.
9783 * function.c (allocate_struct_function): Initialize them.
9785 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9786 va_list_{g,f}pr_counter_field.
9787 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9788 area will not be used. Only save registers that tree-stdarg.c
9789 detected they need saving.
9790 (ix86_va_start): Don't set up fields that won't be used.
9792 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9793 va_list_{g,f}pr_counter_field.
9794 (setup_incoming_varargs): Don't do anything if reg_save
9795 area will not be used. Only save registers that tree-stdarg.c
9796 detected they need saving.
9797 (rs6000_va_start): Don't set up fields that won't be used.
9799 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9801 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
9802 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
9803 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
9804 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
9805 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
9806 ATTR_NONNULL_1_4): New.
9808 2004-09-29 Jakub Jelinek <jakub@redhat.com>
9810 PR tree-optimization/17697
9811 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
9814 2004-09-28 Per Bothner <per@bothner.com>
9816 * profile.c (branch_prob): Pass correct value to output_location,
9817 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
9819 2004-09-28 Richard Henderson <rth@redhat.com>
9822 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
9823 * tree-flow.h (may_propagate_copy_into_asm): Declare.
9824 * tree-ssa-ccp.c (replace_uses_in): Use it.
9825 * tree-ssa-dom.c (cprop_operand): Likewise.
9827 2004-09-28 Jeff Law <law@redhat.com>
9829 * tree-ssa-threadupdate.c (create_block_for_threading): Request
9830 that no outgoing edges be left in the duplicate block. Do no
9831 update information on outgoing edges or PHI nodes in target
9833 (remove_ctrl_stmt_and_useless_edges): Renamed from
9834 remove_last_stmt_and_useless_edges. Handle case where the
9835 block is empty or has no control statements. Do not update edge
9837 (thread_block): Create a template block rather than copying the
9838 original block every time. Create outgoing edges from the
9839 duplicate blocks and update PHIs at the target of the outgoing
9840 edges here. Fix edge flags for the original block if necessary.
9841 * cfghooks (duplicate_block): No longer assert that the original
9842 block has incoming edges.
9844 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
9846 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
9847 Reg Vars to enforce register allocation with general constraints.
9848 (Explicit Reg Vars): Clarify relation to asm statements.
9849 (Local Reg Vars): Similar.
9851 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9853 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
9854 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
9855 build_control_flow, new_edge): Remove.
9856 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
9857 (bitlst, bitlst_table_last, bitlst_table): Remove.
9858 (bblst): Store basic_block pointer instead of block index.
9859 (bblst_table): Likewise.
9860 (edgelst): Store edge pointer instead of edge index.
9861 (edgelst_table, edgelst_last): New variables.
9862 (extract_bitlst): Rename to ...
9863 (extract_edgelst): ... this. Return edge pointers, not indices.
9864 (split_edges): Update call.
9865 (rgn_edges): Store edge pointers instead of indices.
9866 (edge_to_bit): Remove.
9867 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
9868 (SET_EDGE_TO_BIT): New macro.
9869 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
9870 (find_rgns): Remove edge_list parameter. Traverse standard CFG
9871 data structures instead of haifa_edge et al. Use edge pointers
9872 instead of edge indices everywhere.
9873 (compute_dom_prob_ps): Use standard CFG data structures. Account
9875 (compute_trg_info): Likewise.
9876 (propagate_deps): Likewise.
9877 (debug_candidate): Account for bblst data structure change.
9878 (check_live_1, update_live_1, is_pfree): Likewise.
9879 (IS_REACHABLE): Use standard CFG data structures.
9880 (init_ready_list): Update bblst_table/edgelst_table allocation.
9881 (schedule_region): Update alloc/cleanup code to data structure
9882 changes. Use edge->aux to store per-region edge index.
9883 (init_regions): No longer call build_control_flow. Do not
9884 create edge list any more.
9886 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9888 * cse.c (cse_insn): Avoid creating direct non-local jumps.
9889 * combine.c (can_combine_p): Likewise.
9890 * local-alloc. (update_equiv_regs): Likewise.
9892 2004-09-28 Richard Henderson <rth@redhat.com>
9895 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
9896 Don't check VOIDmode here. Force PLUS operands to common type.
9897 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
9898 Pmode if given a non pointer type.
9900 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9903 * optabs.c (expand_binop): Force constants to the correct mode.
9905 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
9907 * config/s390/s390.c (s390_adjust_cost): Remove.
9908 (TARGET_SCHED_ADJUST_COST): Do not redefine.
9909 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
9910 * config/s390/s390.md ("main_pool"): Use "larl" type
9911 attribute if TARGET_CPU_ZARCH.
9913 2004-09-28 Jakub Jelinek <jakub@redhat.com>
9915 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
9918 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9920 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
9923 2004-09-28 Steven Bosscher <stevenb@suse.de>
9925 * common.opt (flag_gcse_sm): Disable by default.
9926 (flag_gcse_las): Likewise.
9927 (flag_web): Likewise. Create from this file.
9928 * flags.h: Remove flag_web declaration.
9929 * toplev.c (flag_web): Likewise.
9930 (process_options): Never set flag_web.
9932 2004-09-28 Steven Bosscher <stevenb@suse.de>
9934 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
9935 * tree-ssa-propagate.c: Include vec.h.
9936 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
9938 (cfg_blocks_add): Assert the block is not already in the worklist.
9939 Update uses of interesting_ssa_edges and varying_ssa_edges.
9940 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
9941 ssa_propagate): Likewise.
9943 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
9946 * c-decl.c (start_decl): Check for initializing incomplete array
9948 (build_compound_literal): Check for TYPE being error_mark_node.
9949 * c-parse.in (primary): Check for VLA compound literals.
9951 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9953 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
9954 with --disable-checking.
9956 2004-09-28 Devang Patel <dpatel@apple.com>
9958 * tree-pretty-print.c (dump_generic_node): Print vector types.
9960 2004-09-28 Nick Clifton <nickc@redhat.com>
9962 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
9963 invocation of the function sh_init_cumulative_args.
9964 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
9965 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
9966 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
9967 * config/sh/sh.c (sh_init_cumulative_args): New function based
9968 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
9969 heuristic added to determine the setting of force_mem when a
9970 library function is being called.
9972 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9974 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
9975 Skip constant arguments.
9977 2004-09-28 Diego Novillo <dnovillo@redhat.com>
9979 * tree-ssa-alias.c (create_name_tags): If PTR points to a
9980 volatile type, mark the tag volatile.
9981 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
9984 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
9986 * tree.def (vec_cond_expr): Fix. Change 'e'
9989 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
9991 * basic-block.h: Fix a comment typo.
9993 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
9995 * optabs.c, optabs.h: Fix comment typos.
9997 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
9999 * config/sparc/sparc.md (call_address_struct_value_sp32):
10000 Properly mask the immediate field of the 'unimp' instruction.
10001 (call_symbolic_struct_value_sp32): Likewise.
10003 2004-09-28 Ben Elliston <bje@au.ibm.com>
10004 Steven Bosscher <stevenb@suse.de>
10005 Andrew Pinski <pinskia@physics.uc.edu>
10007 Merge from edge-vector-branch:
10008 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
10009 (struct edge_def): Remove pred_next, succ_next members.
10010 (struct basic_block_def): Remove pred, succ members. Add preds
10011 and succs members of type VEC(edge).
10012 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
10013 (BRANCH_EDGE): Likewise.
10014 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
10015 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
10016 (edge_iterator): New.
10017 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
10018 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
10019 (FOR_EACH_EDGE): New.
10020 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
10022 (rotate_loop): Likewise.
10023 (find_traces_1_route): Likewise.
10024 (bb_to_key): Likewise.
10025 (connect_traces): Likewise.
10026 (copy_bb_p): Likewise.
10027 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
10028 (add_labels_and_missing_jumps): Likewise.
10029 (fix_up_fall_thru_edges): Likewise.
10030 (find_jump_block): Likewise.
10031 (fix_crossing_conditional_branches): Likewise.
10032 (fix_crossing_unconditional_branches): Likewise.
10033 (add_reg_crossing_jump_notes): Likewise.
10034 * bt-load.c (augment_live_range): Likewise.
10035 * cfg.c (clear_edges): Likewise.
10036 (unchecked_make_edge): Likewise.
10037 (cached_make_edge): Likewise.
10038 (make_single_succ_edge): Likewise.
10039 (remove_edge): Likewise.
10040 (redirect_edge_succ_nodup): Likewise.
10041 (check_bb_profile): Likewise.
10042 (dump_flow_info): Likewise.
10043 (alloc_aux_for_edges): Likewise.
10044 (clear_aux_for_edges): Likewise.
10045 (dump_cfg_bb_info): Likewise.
10046 * cfganal.c (forwarder_block_p): Likewise.
10047 (can_fallthru): Likewise.
10048 (could_fall_through): Likewise.
10049 (mark_dfs_back_edges): Likewise.
10050 (set_edge_can_fallthru_flag): Likewise.
10051 (find_unreachable_blocks): Likewise.
10052 (create_edge_list): Likewise.
10053 (verify_edge_list): Likewise.
10054 (add_noreturn_fake_exit_edges): Likewise.
10055 (connect_infinite_loops_to_exit): Likewise.
10056 (flow_reverse_top_sort_order_compute): Likewise.
10057 (flow_depth_first_order_compute): Likewise.
10058 (flow_preorder_transversal_compute): Likewise.
10059 (flow_dfs_compute_reverse_execute): Likewise.
10060 (dfs_enumerate_from): Likewise.
10061 (compute_dominance_frontiers_1): Likewise.
10062 * cfgbuild.c (make_edges): Likewise.
10063 (compute_outgoing_frequencies): Likewise.
10064 (find_many_sub_basic_blocks): Likewise.
10065 (find_sub_basic_blocks): Likewise.
10066 * cfgcleanup.c (try_simplify_condjump): Likewise.
10067 (thread_jump): Likewise.
10068 (try_forward_edges): Likewise.
10069 (merge_blocks_move): Likewise.
10070 (outgoing_edges_match): Likewise.
10071 (try_crossjump_to_edge): Likewise.
10072 (try_crossjump_bb): Likewise.
10073 (try_optimize_cfg): Likewise.
10074 (merge_seq_blocks): Likewise.
10075 * cfgexpand.c (expand_gimple_tailcall): Likewise.
10076 (expand_gimple_basic_block): Likewise.
10077 (construct_init_block): Likewise.
10078 (construct_exit_block): Likewise.
10079 * cfghooks.c (verify_flow_info): Likewise.
10080 (dump_bb): Likewise.
10081 (delete_basic_block): Likewise.
10082 (split_edge): Likewise.
10083 (merge_blocks): Likewise.
10084 (make_forwarder_block): Likewise.
10085 (tidy_fallthru_edges): Likewise.
10086 (can_duplicate_block_p): Likewise.
10087 (duplicate_block): Likewise.
10088 * cfglayout.c (fixup_reorder_chain): Likewise.
10089 (fixup_fallthru_exit_predecessor): Likewise.
10090 (can_copy_bbs_p): Likewise.
10091 (copy_bbs): Likewise.
10092 * cfgloop.c (flow_loops_cfg_dump): Likewise.
10093 (flow_loop_entry_edges_find): Likewise.
10094 (flow_loop_exit_edges_find): Likewise.
10095 (flow_loop_nodes_find): Likewise.
10096 (mark_single_exit_loops): Likewise.
10097 (flow_loop_pre_header_scan): Likewise.
10098 (flow_loop_pre_header_find): Likewise.
10099 (update_latch_info): Likewise.
10100 (canonicalize_loop_headers): Likewise.
10101 (flow_loops_find): Likewise.
10102 (get_loop_body_in_bfs_order): Likewise.
10103 (get_loop_exit_edges): Likewise.
10104 (num_loop_branches): Likewise.
10105 (verify_loop_structure): Likewise.
10106 (loop_latch_edge): Likewise.
10107 (loop_preheader_edge): Likewise.
10108 * cfgloopanal.c (mark_irreducible_loops): Likewise.
10109 (expected_loop_iterations): Likewise.
10110 * cfgloopmanip.c (remove_bbs): Likewise.
10111 (fix_bb_placement): Likewise.
10112 (fix_irreducible_loops): Likewise.
10113 (remove_path): Likewise.
10114 (scale_bbs_frequencies): Likewise.
10115 (loopify): Likewise.
10116 (unloop): Likewise.
10117 (fix_loop_placement): Likewise.
10118 (loop_delete_branch_edge): Likewise.
10119 (duplicate_loop_to_header_edge): Likewise.
10120 (mfb_keep_just): Likewise.
10121 (create_preheader): Likewise.
10122 (force_single_succ_latches): Likewise.
10123 (loop_split_edge_with): Likewise.
10124 (create_loop_notes): Likewise.
10125 * cfgrtl.c (rtl_split_block): Likewise.
10126 (rtl_merge_blocks): Likewise.
10127 (rtl_can_merge_blocks): Likewise.
10128 (try_redirect_by_replacing_jump): Likewise.
10129 (force_nonfallthru_and_redirect): Likewise.
10130 (rtl_tidy_fallthru_edge): Likewise.
10131 (commit_one_edge_insertion): Likewise.
10132 (commit_edge_insertions): Likewise.
10133 (commit_edge_insertions_watch_calls): Likewise.
10134 (rtl_verify_flow_info_1): Likewise.
10135 (rtl_verify_flow_info): Likewise.
10136 (purge_dead_edges): Likewise.
10137 (cfg_layout_redirect_edge_and_branch): Likewise.
10138 (cfg_layout_can_merge_blocks_p): Likewise.
10139 (rtl_flow_call_edges_add): Likewise.
10140 * cse.c (cse_cc_succs): Likewise.
10141 * df.c (hybrid_search): Likewise.
10142 * dominance.c (calc_dfs_tree_nonrec): Likewise.
10143 (calc_dfs_tree): Likewise.
10144 (calc_idoms): Likewise.
10145 (recount_dominator): Likewise.
10146 * domwalk.c (walk_dominator_tree): Likewise.
10147 * except.c (emit_to_new_bb_before): Likewise.
10148 (connect_post_landing_pads): Likewise.
10149 (sjlj_emit_function_enter): Likewise.
10150 (sjlj_emit_function_exit): Likewise.
10151 (finish_eh_generation): Likewise.
10152 * final.c (compute_alignments): Likewise.
10153 * flow.c (calculate_global_regs_live): Likewise.
10154 (initialize_uninitialized_subregs): Likewise.
10155 (init_propagate_block_info): Likewise.
10156 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10157 * gcse.c (find_implicit_sets): Likewise.
10158 (bypass_block): Likewise.
10159 (bypass_conditional_jumps): Likewise.
10160 (compute_pre_data): Likewise.
10161 (insert_insn_end_bb): Likewise.
10162 (insert_store): Likewise.
10163 (remove_reachable_equiv_notes): Likewise.
10164 * global.c (global_conflicts): Likewise.
10165 (calculate_reg_pav): Likewise.
10166 * graph.c (print_rtl_graph_with_bb): Likewise.
10167 * ifcvt.c (mark_loop_exit_edges): Likewise.
10168 (merge_if_block): Likewise.
10169 (find_if_header): Likewise.
10170 (block_jumps_and_fallthru_p): Likewise.
10171 (find_if_block): Likewise.
10172 (find_cond_trap): Likewise.
10173 (block_has_only_trap): Likewise.
10174 (find_if_case1): Likewise.
10175 (find_if_case_2): Likewise.
10176 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
10177 (perfect_nestify): Likewise.
10178 * lcm.c (compute_antinout_edge): Likewise.
10179 (compute_laterin): Likewise.
10180 (compute_available): Likewise.
10181 (compute_nearerout): Likewise.
10182 * loop-doloop.c (doloop_modify): Likewise.
10183 * loop-init.c (loop_optimizer_init): Likewise.
10184 * loop-invariant.c (find_exits): Likewise.
10185 * loop-iv.c (simplify_using_initial_values): Likewise.
10186 (check_simple_exit): Likewise.
10187 (find_simple_exit): Likewise.
10188 * loop-unroll.c (peel_loop_completely): Likewise.
10189 (unroll_loop_constant_iterations): Likewise.
10190 (unroll_loop_runtime_iterations): Likewise.
10191 * loop-unswitch.c (may_unswitch_on): Likewise.
10192 (unswitch_loop): Likewise.
10193 * modulo-sched.c (generate_prolog_epilog): Likewise.
10194 (sms_schedule): Likewise.
10195 * postreload-gcse.c (eliminate_partially_redundant_load):
10197 * predict.c (can_predict_insn_p): Likewise.
10198 (set_even_probabilities): Likewise.
10199 (combine_predictions_for_bb): Likewise.
10200 (predict_loops): Likewise.
10201 (estimate_probability): Likewise.
10202 (tree_predict_by_opcode): Likewise.
10203 (tree_estimate_probability): Likewise.
10204 (last_basic_block_p): Likewise.
10205 (propagate_freq): Likewise.
10206 (estimate_loops_at_level): Likewise.
10207 (estimate_bb_frequencies): Likewise.
10208 * profile.c (instrument_edges): Likewise.
10209 (get_exec_counts): Likewise.
10210 (compute_branch_probabilities): Likewise.
10211 (branch_prob): Likewise.
10212 * ra-build.c (live_in): Likewise.
10213 * ra-rewrite.c (rewrite_program2): Likewise.
10214 * ra.c (reg_alloc): Likewise.
10215 * reg-stack.c (reg_to_stack): Likewise.
10216 (convert_regs_entry): Likewise.
10217 (compensate_edge): Likewise.
10218 (convert_regs_1): Likewise,
10219 (convert_regs_2): Likewise.
10220 (convert_regs): Likewise.
10221 * regrename.c (copyprop_hardreg_forward): Likewise.
10222 * reload1.c (fixup_abnormal_edges): Likewise.
10223 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
10224 (sbitmap_insersection_of_preds): Likewise.
10225 (sbitmap_union_of_succs): Likewise.
10226 (sbitmap_union_of_preds): Likewise.
10227 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
10228 (fix_basic_block_boundaries): Likewise.
10229 (sched_ebbs): Likewise.
10230 * sched-rgn.c (build_control_flow): Likewise.
10231 (find_rgns): Likewise.
10232 * tracer.c (find_best_successor): Likewise.
10233 (find_best_predecessor): Likewise.
10234 (tail_duplicate): Likewise.
10235 * tree-cfg.c (make_edges): Likewise.
10236 (make_ctrl_stmt_edges): Likewise.
10237 (make_goto_expr_edges): Likewise.
10238 (tree_can_merge_blocks_p): Likewise.
10239 (tree_merge_blocks): Likewise.
10240 (cfg_remove_useless_stmts_bb): Likewise.
10241 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10242 (tree_block_forwards_to): Likewise.
10243 (cleanup_control_expr_graph): Likewise.
10244 (find_taken_edge): Likewise.
10245 (dump_cfg_stats): Likewise.
10246 (tree_cfg2vcg): Likewise.
10247 (disband_implicit_edges): Likewise.
10248 (tree_find_edge_insert_loc): Likewise.
10249 (bsi_commit_edge_inserts): Likewise.
10250 (tree_split_edge): Likewise.
10251 (tree_verify_flow_info): Likewise.
10252 (tree_make_forwarder_block): Likewise.
10253 (tree_forwarder_block_p): Likewise.
10254 (thread_jumps): Likewise.
10255 (tree_try_redirect_by_replacing_jump): Likewise.
10256 (tree_split_block): Likewise.
10257 (add_phi_args_after_copy_bb): Likewise.
10258 (rewrite_to_new_ssa_names_bb): Likewise.
10259 (dump_function_to_file): Likewise.
10260 (print_pred_bbs): Likewise.
10261 (print_loop): Likewise.
10262 (tree_flow_call_edges_add): Likewise.
10263 (split_critical_edges): Likewise.
10264 (execute_warn_function_return): Likewise.
10265 (extract_true_false_edges_from_block): Likewise.
10266 * tree-if-conv.c (tree_if_conversion): Likewise.
10267 (if_convertable_bb_p): Likewise.
10268 (find_phi_replacement_condition): Likewise.
10269 (combine_blocks): Likewise.
10270 * tree-into-ssa.c (compute_global_livein): Likewise.
10271 (ssa_mark_phi_uses): Likewise.
10272 (ssa_rewrite_initialize_block): Likewise.
10273 (rewrite_add_phi_arguments): Likewise.
10274 (ssa_rewrite_phi_arguments): Likewise.
10275 (insert_phi_nodes_for): Likewise.
10276 (rewrite_into_ssa): Likewise.
10277 (rewrite_ssa_into_ssa): Likewise.
10278 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
10279 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
10280 (rewrite_trees): Likewise.
10281 * tree-pretty-print.c (dump_bb_header): Likewise.
10282 (dump_implicit_edges): Likewise.
10283 * tree-sra.c (insert_edge_copies): Likewise.
10284 (find_obviously_necessary_stmts): Likewise.
10285 (remove_data_stmt): Likewise.
10286 * tree-ssa-dom.c (thread_across_edge): Likewise.
10287 (dom_opt_finalize_block): Likewise.
10288 (single_incoming_edge_ignoring_loop_edges): Likewise.
10289 (record_equivalences_from_incoming_edges): Likewise.
10290 (cprop_into_successor_phis): Likewise.
10291 * tree-ssa-live.c (live_worklist): Likewise.
10292 (calculate_live_on_entry): Likewise.
10293 (calculate_live_on_exit): Likewise.
10294 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10295 (copy_loop_headers): Likewise.
10296 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
10297 (fill_always_executed_in): Likewise.
10298 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
10299 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
10300 (compute_phi_arg_on_exit): Likewise.
10301 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
10302 (get_loops_exit): Likewise.
10303 (split_loop_exit_edge): Likewise.
10304 (ip_normal_pos): Likewise.
10305 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
10307 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
10308 (replace_phi_with_stmt): Likewise.
10309 (value_replacement): Likewise.
10310 * tree-ssa-pre.c (compute_antic_aux): Likewise.
10311 (insert_aux): Likewise.
10312 (init_pre): Likewise.
10313 * tree-ssa-propagate.c (simulate_stmt): Likewise.
10314 (simulate_block): Likewise.
10315 (ssa_prop_init): Likewise.
10316 * tree-ssa-threadupdate.c (thread_block): Likewise.
10317 (create_block_for_threading): Likewise.
10318 (remove_last_stmt_and_useless_edges): Likewise.
10319 * tree-ssa.c (verify_phi_args): Likewise.
10320 (verify_ssa): Likewise.
10321 * tree_tailcall.c (independent_of_stmt_p): Likewise.
10322 (find_tail_calls): Likewise.
10323 (eliminate_tail_call): Likewise.
10324 (tree_optimize_tail_calls_1): Likewise.
10325 * tree-vectorizer.c (vect_transform_loop): Likewise.
10326 * var-tracking.c (prologue_stack_adjust): Likewise.
10327 (vt_stack_adjustments): Likewise.
10328 (vt_find_locations): Likewise.
10329 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
10330 * config/i386/i386.c (ix86_pad_returns): Likewise.
10331 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
10332 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
10334 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
10337 * config/sparc/sparc.c (struct machine_function): New field
10338 'leaf_function_p' and 'prologue_data_valid_p'.
10339 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
10340 to conveniently access the above fields.
10341 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
10342 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
10343 of the generic flavor 'current_function_uses_only_leaf_regs'.
10344 (eligible_for_sibcall_delay): Likewise.
10345 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
10346 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
10347 (sparc_asm_function_prologue): Add sanity check for the assumption
10348 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
10349 (sparc_can_use_return_insn_p): New function.
10350 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
10351 (output_restore): Likewise.
10352 (output_sibcall): Likewise.
10353 (sparc_output_mi_thunk): Likewise.
10354 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
10355 * config/sparc/sparc.md (return): New expander.
10357 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
10359 2004-09-27 Mark Mitchell <mark@codesourcery.com>
10362 * stor-layout.c (layout_decl): Use fold_convert, not convert.
10363 (bit_from_pos): Likewise.
10364 (byte_from_pos): Likewise.
10365 (pos_from_bit): Likewise.
10366 (normalize_offset): Likewise.
10367 (place_field): Likewise.
10368 (finalize_type_size): Likewise.
10369 (layout_type): Likewise.
10370 * tree.c (build_index_type): Likewise.
10372 2004-09-27 Devang Patel <dpatel@apple.com>
10374 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
10375 * genopinit.c (optabs): New entry for vcond_gen_code and
10377 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
10378 (get_rtx_code): New function.
10379 (vector_compare_rtx): New function.
10380 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
10381 (expand_vec_cond_expr_p): New function.
10382 (expand_vec_cond_expr): New function.
10383 (get_vcond_icode): New function.
10384 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
10385 (vcond_gen_code, vcondu_gen_code): Same.
10387 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
10389 * Makefile.in (STAGESTUFF): Split into ...
10390 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
10391 (mostlyclean): Update.
10392 (stage1-start, stage2-start, stage3-start, stage4-start,
10393 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
10394 Move the STAGEMOVESTUFF.
10396 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
10398 * system.h (getpagesize): Return 'int' instead of 'long'.
10400 2004-09-27 Michael Matz <matz@suse.de>
10404 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
10405 bmp_iter_and_init): Shift by bit_in_word.
10407 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
10409 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
10410 * configure.ac: Don't sinclude it here.
10411 * configure: Regenerate.
10413 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
10415 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
10418 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
10421 * c-typeck.c (build_component_ref): Name type involved in
10422 diagnostic for structure or union without a member of the given
10425 2004-09-27 DJ Delorie <dj@redhat.com>
10427 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
10428 .comm alignment is bytes, not bits.
10430 2004-09-27 Devang Patel <dpatel@apple.com>
10432 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
10433 (print_call_name): Do not print VEC_COND_EXPR.
10435 2004-09-27 Devang Patel <dpatel@apple.com>
10437 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
10439 2004-09-27 Jan Hubicka <jh@suse.cz>
10441 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
10443 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
10445 * bitmap.h: Fix a comment typo.
10447 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
10449 * libgcc2.c (getpagesize): Change type of return value to int.
10451 2004-09-26 Matt Austern <austern@apple.com>
10453 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
10456 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10458 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
10459 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
10460 (bitmap_iterator): New type.
10461 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
10462 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
10463 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
10464 bmp_iter_and_init, bmp_iter_and_next): New functions.
10465 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
10466 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
10467 use iterator-style EXECUTE_IF_IN_BITMAP macros.
10468 * bitmap.c (bitmap_print): Ditto.
10469 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
10470 btr_def_live_range): Ditto.
10471 * cfganal.c (compute_dominance_frontiers_1) Ditto.
10472 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
10474 * ddg.c (build_inter_loop_deps): Ditto.
10475 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
10477 * except.c (remove_eh_handler): Ditto.
10478 * flow.c (reg_set_to_hard_reg_set): Ditto.
10479 * gcse.c (clear_modify_mem_tables): Ditto.
10480 * global.c (build_insn_chain): Ditto.
10481 * ifcvt.c (dead_or_predicable): Ditto.
10482 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
10484 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
10485 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
10486 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
10487 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
10488 tree_purge_all_dead_eh_edges): Ditto.
10489 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
10490 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
10491 rewrite_ssa_into_ssa): Ditto.
10492 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
10493 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
10495 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
10496 compute_flow_sensitive_aliasing, maybe_create_global_var,
10497 dump_points_to_info_for): Ditto.
10498 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
10499 * tree-ssa-dse.c (dse_finalize_block): Ditto.
10500 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
10501 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
10503 * tree-ssa-loop-ivopts.c (find_induction_variables,
10504 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
10505 determine_use_iv_costs, determine_set_costs, find_best_candidate,
10506 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
10508 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
10509 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
10510 add_call_read_ops): Ditto.
10511 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
10513 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10515 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
10516 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
10518 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
10520 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
10521 reflect size of memory regions being compared.
10523 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
10525 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
10526 expressions. Always clear MEM_SIZE and alias set.
10528 2004-09-26 Roger Sayle <roger@eyesopen.com>
10529 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10531 PR middle-end/17112
10532 * stor-layout.c (compute_record_mode): For records with a single
10533 field, only use the field's mode if its size matches what we'd
10534 have choosen for the record ourselves. This forces the use of
10535 BLKmode for packed records that don't completely fill a mode.
10537 2004-09-26 Roger Sayle <roger@eyesopen.com>
10539 PR middle-end/17151
10540 * combine.c (force_to_mode): Remove dubious early return test that
10541 inhibits further optimization.
10543 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
10545 * profile.c: Fix a comment typo.
10547 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10550 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
10551 with varying offset.
10552 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
10553 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
10555 (expr_invariant_in_loop_p): New function.
10556 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
10557 component_ref_field_offset for COMPONENT_REFs. Do not allow
10558 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
10559 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
10560 MISALIGNED_INDIRECT_REFs.
10561 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
10562 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
10563 MISALIGNED_INDIRECT_REFs.
10565 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
10568 * gcc.c (cpp_options, cc1_options): Preserve relative order of
10569 -std and -ansi options.
10571 2004-09-26 Jan Hubicka <jh@suse.cz>
10573 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
10574 for nested functions whose proper parent has not been output.
10576 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
10577 when re-constructing profile previously invalidated by loop.
10579 2004-09-25 Dale Johannesen <dalej@apple.com>
10581 * tree-gimple.c: Move GIMPLE definition...
10582 * doc/tree-ssa.texi: here.
10584 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10586 * tree-vectorizer.c: Fix a comment typo.
10588 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10590 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
10591 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
10592 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
10593 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
10595 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10597 * tree-ssa-loop-unswitch.c: Fix a comment typo.
10599 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
10601 * doc/passes.texi: Fix a typo.
10603 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10605 * tree-optimize.c (init_tree_optimization_passes): Add
10606 pass_record_bounds.
10607 * tree-pass.h (pass_record_bounds): Declare.
10608 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
10611 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10613 PR tree-optimization/17474
10614 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
10615 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
10617 2004-09-25 Jan Hubicka <jh@suse.cz>
10619 * predict.c (counts_to_freqs): Make global.
10620 * predict.h (counts_to_freqa): Declare.
10621 * profile.c (compute_branch_probabilities): Compute frequencies
10622 * tree-profile.c (do_tree_profiling): Refine conditional on when
10623 tree profiling pass is needed.
10625 * passes.c (rest_of_handle_cfg): Disable const/pure function
10626 detection when doing tree based profiling.
10628 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
10631 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
10633 * config/mips/mips.h (struct mips_args): Clarify comments.
10634 * config/mips/mips.c (struct mips_arg_info): Likewise.
10635 (mips_arg_info): Don't allow fpr_p to affect the register or
10636 stack alignment. Remove o64 silliness.
10637 (function_arg): Deal with the o32 float,float case specially.
10639 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
10641 * config/mips/mips.md (loadx, storex): Define for V2SF.
10643 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
10645 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
10646 * config/s390/s390.c (s390_back_chain_rtx): New function.
10647 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
10648 Call anti_adjust_stack.
10649 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
10650 only if compiling with back chain.
10651 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
10652 back chain only if back chain enabled. Use s390_back_chain_rtx.
10654 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
10656 * doc/trouble.texi: Remove obsolete information. Update
10657 information on how to regenerate fixincluded headers.
10659 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
10662 * doc/invoke.texi: Document that
10663 -Wno-error-implicit-function-declaration is not accepted.
10665 2004-09-24 Richard Henderson <rth@redhat.com>
10667 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
10668 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
10670 (alpha_expand_mov): Allow unaligned vectors.
10671 (alpha_expand_unaligned_store): Use CONST0_RTX.
10672 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
10674 2004-09-24 Jeff Law <law@redhat.com>
10676 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
10678 (simplify_cond_and_lookup_avail_expr): Likewise.
10680 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10683 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
10684 title. Document interaction with -fms-extensions.
10685 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
10688 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10691 * doc/extend.texi: Document interaction of attribute noreturn and
10694 2004-09-24 Richard Henderson <rth@redhat.com>
10697 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
10698 (som_hash, som_eq): New.
10699 (init_subregs_of_mode, record_subregs_of_mode): New.
10700 (cannot_change_mode_set_regs): Rewrite for htab implementation.
10701 (invalid_mode_change_p): Likewise.
10702 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
10703 * flow.c (mark_used_regs): Likewise.
10704 (life_analysis): Use init_subregs_of_mode.
10705 * regs.h (subregs_of_mode): Remove.
10706 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
10708 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10710 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
10711 type with the copy of the conditional.
10713 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10716 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10717 Prevent renaming if the aliasing sets of the type which the
10718 pointer points to are different.
10720 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10723 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
10724 declarations of enumerators.
10725 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
10726 for redefinition. Check for nested redefinition.
10727 (finish_struct): Don't check for nested redefinition.
10728 (start_enum): Check for nested redefinition.
10730 2004-09-24 Devang Patel <dpatel@apple.com>
10732 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
10733 only when necesssary.
10734 (combine_blocks): Combine loop header and exit block.
10736 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
10738 * hooks.c (hook_tree_tree_bool_null): New.
10739 * hooks.h (hook_tree_tree_bool_null): Declare it.
10740 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
10741 * targhooks.c (default_fold_builtin): Remove.
10742 * targhooks.h (default_fold_builtin): Remove.
10744 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10746 PR rtl-optimization/17625
10747 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
10749 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
10752 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
10753 Reject if any of the operands occur in an abnormal PHI.
10755 2004-09-24 Andreas Schwab <schwab@suse.de>
10757 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
10760 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10762 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
10763 if the GNU assembler is used.
10764 (sparc-*-solaris2*): Likewise.
10765 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
10766 (dbxout_function_end): Protect N_ENSYM with it.
10767 (dbxout_begin_prologue): Protect N_BNSYM with it.
10768 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
10769 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
10770 * config/sparc/sol2-gas.h: New file.
10772 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
10775 * Makefile.in (@set_gcc_lib_path@): Added.
10777 * configure.ac: Include ../config/gcc-lib-path.m4. Use
10778 TL_AC_GNU_MAKE_GCC_LIB_PATH.
10779 * configure: Regenerated.
10781 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
10784 * c-typeck.c (build_c_cast): Improve wording of
10785 -Wbad-function-cast diagnostic.
10787 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
10790 * config/cris/cris.md (moverside, movemside): Rename variable
10791 "reg" to "otherop". To generate canonical RTX, check that otherop
10792 isn't constant instead of checking that operand 1 is a register.
10794 2004-09-23 Jakub Jelinek <jakub@redhat.com>
10796 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
10798 2004-09-23 Diego Novillo <dnovillo@redhat.com>
10799 Jakub Jelinek <jakub@redhat.com>
10801 * tree-flow.h (find_new_referenced_vars): Add prototype.
10802 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
10804 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
10806 (mark_new_vars_to_rename): Walk through all operands.
10807 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
10808 (execute_fold_all_builtins): Use it.
10809 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
10811 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
10813 * gthr-tpf.h: New file.
10814 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
10815 * gthr.h: Use gthr-tpf.h on TPF OS.
10817 2004-09-23 Jeff Law <law@redhat.com>
10819 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
10820 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
10821 (substitute_and_fold): Likewise.
10822 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
10823 except invariants from SSA_NAME_VALUE.
10824 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
10825 and SET_SSA_NAME_EQUIV.
10826 (restore_vars_to_original_value, record_const_or_copy): Likewise.
10827 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
10828 (record_equality, cprop_into_successor_phis): Likewise.
10829 (record_equivalences_from_stmt, cprop_operand): Likewise.
10830 (lookup_avail_expr): Likewise.
10831 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
10832 from SSA_NAME_VALUE.
10833 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
10834 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
10835 annotation from the VALUE_HANDLE field.
10837 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
10841 * tree.c (reconstruct_complex_type): Remove extra "this".
10842 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
10843 Add V4SFmode to case statement.
10845 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
10848 * doc/extend.texi, doc/invoke.texi: Document interaction of
10849 -fno-builtin with format checks. Note that built-in functions
10850 have effects beyond generating code that avoids calls to those
10853 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
10855 PR tree-optimization/17533
10856 * dominance.c (verify_dominators): Tolerate even more incorrect
10857 dominance data during error message printing.
10858 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
10859 and edges more correctly.
10861 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
10863 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
10865 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
10866 MISALIGNED_INDIRECT_REF.
10867 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
10868 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
10870 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
10871 (find_interesting_uses_address): Likewise.
10872 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
10873 (build_fold_addr_expr_with_type): Likewise.
10874 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
10875 * print-rtl.c (print_mem_expr): Likewise.
10876 * tree-dump.c (dequeue_and_dump): Likewise.
10877 * tree-eh.c (tree_could_trap_p): Likewise.
10878 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
10879 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
10880 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
10882 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10883 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10884 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
10885 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
10886 (add_address_candidates, rewrite_address_base): Likewise.
10887 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
10889 * tree.c (staticp, build1_stat): Likewise.
10891 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
10892 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
10893 * tree-ssa-operands.c (get_expr_operands): Likewise.
10894 * expr.c (expand_expr_real_1): Likewise.
10896 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
10898 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
10899 for the new optabs.
10900 (expand_ternary_op): New function.
10901 * genopinit.c (optabs): Handle the new optabs.
10902 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
10903 (init_optabs): Initialize vec_realign_load_optab.
10904 (expand_ternary_op): New functions.
10906 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
10907 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
10908 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
10909 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
10910 * target.h (struct vectorize): New member for struct gcc_target.
10911 (misaligned_mem_ok): New member for targetm.vectorize.
10912 (builtin_mask_for_load): Likewise.
10913 (builtin_mask_for_store): Likewise.
10914 * targethooks.c (default_vect_misaligned_mem_ok): New function.
10915 * targethooks.h (default_vect_misaligned_mem_ok): New function.
10917 * config/rs6000/altivec.md (build_vector_mask_for_load): New
10919 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
10920 (vec_realign_load_v16qi): New define_insn.
10921 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
10922 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
10923 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
10924 (altivec_builtin_mask_for_store): New variables.
10925 (rs6000_builtin_mask_for_load): New function. Implements
10926 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
10927 (rs6000_builtin_mask_for_store): New function. Implements
10928 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
10929 (rs6000_expand_builtin): Expand the target builtins
10930 builtin_mask_for_load and builtin_mask_for_store.
10931 (altivec_init_builtins): Initialize the new target builtins.
10932 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
10933 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
10935 * tree-vectorizer.c (vect_create_data_ref): Renamed to
10936 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
10937 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
10938 (vectorizable_store): Call vect_create_data_ref_ptr with additional
10939 arguments, and create an indirect_ref with its return value data_ref.
10940 Check aligned_access_p.
10941 (vectorizable_load): Handle misaligned loads, using software-pipelined
10942 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
10943 vec_realign_load_optab is supported, or using a scheme without
10944 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
10945 misaligned_mem_ok is supported.
10947 (vect_finish_stmt_generation): Typo.
10948 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
10949 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
10950 presence of misaligned loads.
10951 (vect_analyze_data_ref_access): Add check for constant init.
10952 (vect_get_symbl_and_dr): Remove duplicate line.
10953 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
10955 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
10957 * builtins.c: Fix a comment typo.
10959 2004-09-23 Jan Hubicka <jh@suse.cz>
10961 * profile.c (branch_prob): Do not verify flow info in the middle of the
10964 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10966 * cfgloop.h (update_single_exits_after_duplication): Declare.
10967 (loopify, split_loop_bb): Declaration changed.
10968 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
10970 (loopify): Added redirect_all_edges argument.
10971 (update_single_exits_after_duplication): Export.
10972 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
10973 * tree-flow.h (tree_duplicate_loop_to_header_edge,
10974 tree_ssa_loop_version): Declare.
10975 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
10976 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
10977 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
10978 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
10980 * tree-ssa-loop-unswitch.c: New file.
10981 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
10982 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
10983 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
10984 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
10985 * tree-pass.h (pass_unswitch): Declare.
10986 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
10987 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
10988 * doc/passes.texi: Documen tree level loop unswitching.
10990 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
10992 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
10994 2004-09-22 Eric Christopher <echristo@redhat.com>
10996 * builtins.c (simplify_builtin_va_start): Remove.
10997 (simplify_builtin): Ditto.
10998 (fold_builtin_strchr): Ditto.
10999 (simplify_builtin_*): Rename remainders to fold_builtin_*.
11000 (expand_builtin): Fix up for above changes.
11001 (fold_builtin_1): Add new folders. Change for above.
11002 (expand_builtin_va_start): Call fold_builtin_next_arg.
11003 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
11004 * tree.h: Remove prototype for simplify_builtin.
11006 2004-09-23 Jan Hubicka <jh@suse.cz>
11009 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
11010 of fully inlined functions.
11011 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
11014 * cfgexpand.c (add_reg_br_prob_note): New function.
11015 (expand_gimple_cond_expr): Use it.
11016 (tree_expand_cfg): No longer kill the profile.
11017 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
11018 only if it is present.
11019 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
11020 * predict.c (combine_predictions_for_insn): Set the probabilities
11021 based on REG_BR_PROB note if present.
11022 * predict.c (branch_prob): Profile is read only with
11023 flag_branch_probabilities.
11025 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
11027 * aclocal.m4: Add in gettext's m4 includes.
11028 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
11029 * configure.ac: Add in check for iconv.h
11030 * configure: Regenerate.
11032 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
11034 * aclocal.m4: Update for rename of gettext-sister.m4.
11036 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
11038 Fix PR tree-optimization/17587
11039 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
11040 (insert_aux): Instead of here.
11042 2004-09-22 Diego Novillo <dnovillo@redhat.com>
11044 PR tree-optimization/16721
11045 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
11046 * tree-ssa-alias.c (create_memory_tag): Move setting of
11047 TREE_THIS_VOLATILE ...
11048 (get_tmt_for): ... here.
11050 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
11052 * config/sparc/sparc.md (cmove splitter): Fix formatting.
11053 (conditional_trap expander): Reject inappropriate CCmodes.
11054 (conditional trap insn): Use V9 syntax if possible.
11056 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
11059 * c-typeck.c (build_component_ref): Don't special-case
11062 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
11064 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
11067 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
11069 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
11070 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
11071 TRUTH_XOR_EXPR): Mention the restriction on types.
11073 2004-09-22 Matt Austern <austern@apple.com>
11075 * config/darwin.c (darwin_make_decl_one_only):
11076 Allow coalesced symbol to appear in static archive's table of contents
11078 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
11080 PR tree-optimization/17512
11081 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
11084 2004-09-22 David Edelsohn <edelsohn@gnu.org>
11086 * dbxout.c (get_lang_number): Do not define if
11087 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
11089 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
11092 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
11093 builtin_define ("__USE_INIT_FINI__").
11095 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
11097 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
11098 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
11099 * config/s390/s390.h (TARGET_TPF): New macro.
11100 * config/s390/s390.md ("eh_return"): New expander.
11101 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
11102 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
11103 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
11104 * config/s390/tpf.h (TARGET_TPF): Define to 1.
11105 (STACK_POINTER_OFFSET): Increase to 448.
11106 (TARGET_DEFAULT): Set -mtpf-trace on as default.
11107 (TPF_LOC_DIFF_OFFSET): New macro.
11108 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
11110 (__isPATrange): Add prototype.
11111 (MD_FALLBACK_FRAME_STATE_FOR): Define.
11112 * config/s390/tpf-eh.c: New file.
11114 2004-09-22 Diego Novillo <dnovillo@redhat.com>
11116 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
11117 operands in an integer comparison.
11118 * tree-cfg.c (find_taken_edge): Call fold() to determine
11119 whether the predicate is known.
11121 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
11123 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
11124 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
11125 Create build and doc directories along with the language directories.
11126 Don't create doc directory separately.
11127 * configure: Regenerate.
11128 * Makefile.in: Create all object and executables files built
11129 with the build compiler in a build/ directory.
11130 (genobjnames): Add missing build objects.
11131 (STAGESTUFF): Don't stage the gen* programs.
11132 (ggc-none.o): Define dependencies for the target compiler.
11133 (build-print-rtl.o): Rename to build/print-rtl.o.
11134 (build-errors.o): Rename to build/errors.o.
11135 (build-varray.o): Rename to build/varray.o.
11136 (maintainerclean): Delete the contents of the build directory.
11137 ($(genobjs): %.o): Explicitly use -o.
11138 (build/insn-conditions.o): Delete specfic rule to use generic rule.
11139 (build/gengtype-lex.o): Likewise.
11140 (build/gengtype-yacc.o): Likewise.
11141 (build/gcov-iov.o): Likewise.
11143 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
11145 * vec.h (VEC_space): Return true if there _is_ space.
11146 (VEC_reserve): Adjust.
11148 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
11150 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
11151 use FPRs for scalar, complex and vector types only.
11153 2004-09-21 Jeff Law <law@redhat.com>
11155 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
11156 the opt_stats_d structure.
11157 (vrp_data): Change from a varray into a hash table.
11158 (vrp_hash_elt): New structure for elements in the vrp hash table.
11159 (vrp_hash, vrp_eq):New functions for hashing and testing equality
11160 in the vrp hash table.
11161 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
11162 initialization slightly to make it easier to read. No longer need
11163 to grow/clear the varray. Instead empty and delete the hash table.
11164 (dom_opt_finalize_block): Update due to change of VRP_DATA from
11165 a varray to a hash table.
11166 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
11168 * tree-ssa-ccp.c (get_default_value): If we have a constant
11169 value recorded for an SSA_NAME, then use that constant as
11170 the initial lattice value.
11171 (substitute_and_fold): Transfer equivalences discovered into
11174 * tree.h (SSA_NAME_EQUIV): Add comments.
11175 (SET_SSA_NAME_EQUIV): Similarly.
11177 2004-09-21 David Edelsohn <edelsohn@gnu.org>
11179 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
11181 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
11183 2004-09-21 Mark Mitchell <mark@codesourcery.com>
11185 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
11186 (finish_decl): Likewise.
11188 2004-09-21 Devang Patel <dpatel@apple.com>
11190 * tree.def (VEC_COND_EXPR): New tree node.
11191 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
11193 2004-09-21 Stan Shebs <shebs@apple.com>
11195 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
11196 * config/rs6000/darwin-world.asm: Likewise.
11198 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
11200 * tree-ssa.c (verify_def): Use print_generic_stmt,
11201 not debug_generic_stmt.
11202 (verify_use): Ditto.
11203 (verify_phi_args): Ditto.
11204 (verify_ssa): Ditto.
11206 2004-09-21 Paul Brook <paul@codesourcery.com>
11208 * varasm.c (default_assemble_integer): Return false for values wider
11209 than the target word size. Works around GAS bug.
11211 2004-09-21 Zack Weinberg <zack@codesourcery.com>
11213 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
11215 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
11218 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
11220 * c-typeck.c (build_function_call): Give name of object
11221 we are attempting to call in error message.
11222 * c-objc-common.c (c_tree_printer): Call pp_expression,
11223 not return false, for 'E' case.
11225 2004-09-21 Steven Bosscher <stevenb@suse.de>
11227 PR rtl-optimization/17482
11228 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
11229 load_killed_in_block_p): Clarify comments.
11230 (record_last_reg_set_info): Make static inline.
11231 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
11232 (record_opr_changes): New function to replace the above.
11233 (compute_hash_table): Clarify comments. Use record_opr_changes.
11234 (reg_set_between_after_reload_p): Clean up.
11235 (reg_used_between_after_reload_p): Likewise.
11236 (eliminate_partially_redundant_load): Clarify comments.
11238 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11240 PR rtl-optimization/17266
11241 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
11243 2004-09-21 Uros Bizjak <uros@kss-loka.si>
11245 PR rtl-optimization/14851
11246 * rtlanal.c (commutative_operand_precedence): Calculate
11247 precedence of stripped constant.
11249 2004-09-20 Jeff Law <law@redhat.com>
11250 Jan Hubicka <jh@suse.cz>
11252 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
11253 initialize key elements here.
11254 (release_ssa_name): Zero the released SSA_NAME here.
11255 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
11256 (struct tree_ssa_name): Add new "equiv" field.
11257 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
11258 (tree_ssa_dominator_optimize): No longer allocate, resize or
11259 clear CONST_AND_COPIES.
11260 (get_value_for, set_value_for): Kill.
11261 (thread_across_edge): Get/set the equivalency using
11262 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
11263 (restore_vars_to_original_value): Likewise.
11264 (record_equivalences_from_phis): Likewise.
11265 (record_dominating_conditions): Likewise.
11266 (record_const_or_copy, record_equality): Likewise.
11267 (lookup_avail_expr): Likewise.
11268 (record_equivalences_from_stmt, cprop_operand): Likewise.
11269 (cprop_into_successor_phis): No longer need to pass around
11270 CONST_AND_COPIES. Callers updated. Get equivalences via
11272 (cprop_into_phis): Likewise.
11274 2004-09-20 Matt Austern <austern@apple.com>
11275 Zack Weinberg <zack@codesourcery.com>
11277 * c-common.c (fix_string_type): Build the unqualified array
11278 type unconditionally, then use c_build_qualified_type to get
11279 the proper const-qualified variant, and set its
11280 TYPE_MAIN_VARIANT to refer to the unqualified type.
11281 * c-lex.c (c_lex_return_raw_string): New global.
11282 (c_lex_with_flags): Honor it.
11283 * c-pragma.h: Declare it.
11285 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
11287 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
11289 2004-09-21 Jan Hubicka <jh@suse.cz>
11291 PR middle-end/17126
11292 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
11293 (tree_rest_of_compilation): Cleanup.
11295 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
11297 * config/s390/s390.c (s390_select_rtx_section): Remove.
11298 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
11300 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
11302 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
11303 note to pretend a direct save from the original register when an
11304 intermediate register is used for the save.
11306 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11308 * tsystem.h (alloca): Provide a default definition.
11311 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11312 * unwind-dw2.c: Call __builtin_alloca, not alloca.
11314 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
11317 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
11318 aliasing sets are the same rather than just conflicting.
11320 2004-09-20 Jan Hubicka <jh@suse.cz>
11322 PR middle-end/16460
11324 * cgraph.c (cgraph_unnest_node): New function.
11325 (c_finalize): Rename to ....
11326 (c_warn_unused_result_recursivly): ... this one; do only the warning
11327 (finish_function): Finalize the toplevel function; do not lower nested tree.
11328 * cgraph.h (cgraph_unnest_node): Declare.
11329 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
11330 nestedness datastructure.
11331 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
11332 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
11333 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
11335 2004-09-20 Richard Henderson <rth@redhat.com>
11337 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
11338 from some_small_symbolic_operand_1; export.
11339 (some_small_symbolic_operand): Remove.
11340 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
11342 * config/alpha/predicates.md (some_small_symbolic_operand): New.
11344 2004-09-20 Jan Hubicka <jh@suse.cz>
11346 * predict.c (return_prediction): New function.
11347 (apply_return_prediction): Likewise.
11348 (tree_bb_level_predictions): Likewise.
11349 (tree_estimate_probability): Add noreturn exit edges; call
11350 bb_level_predictions; fix logic of return heuristics.
11351 (predict_paths_leading_to): Rescuesce from old CVS version of
11352 process_note_prediction function.
11353 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
11355 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
11357 * config/s390/s390.c (s390_frame_info): Added alignment statement for
11358 floating point register area on stack.
11360 2004-09-20 Jakub Jelinek <jakub@redhat.com>
11362 * predict.c (expr_expected_value): Use *_CLASS_P macros.
11364 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
11366 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
11367 generating useless garbage.
11369 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
11371 * builtins.c (fold_builtin): Call the new omonymous
11372 target hook for machine-dependent built-ins.
11373 * target-def.h (TARGET_FOLD_BUILTIN): New.
11374 * target.h (struct gcc_target): Add the fold_builtin hook.
11375 * targhooks.c (default_fold_builtin): New.
11376 * targhooks.h (default_fold_builtin): Declare it.
11378 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
11380 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
11383 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
11386 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
11388 2004-09-20 Jan Hubicka <jh@suse.cz>
11390 * predict.c (estimate_probability): Remove unnecesary code.
11392 2004-09-19 Ira Rosen <irar@il.ibm.com>
11394 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
11395 (STMT_VINFO_VECT_DR_BASE): Declare.
11396 (VECT_SMODULO): Declare.
11397 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
11398 (vect_compute_array_base_alignment): New function.
11399 (vect_analyze_data_ref_access): Check array indices. Remove one
11400 dimensional arrays restriction.
11401 (vect_get_ptr_offset): New function.
11402 (vect_get_symbl_and_dr): New function.
11403 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
11404 (former name vect_get_base_decl_and_bit_offset).
11405 (vect_create_index_for_array_ref): Removed.
11406 (vect_create_index_for_vector_ref): New function.
11407 (vect_create_addr_base_for_vector_ref): New function.
11408 (vect_create_data_ref): Handle additional data refs. Call
11409 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
11410 (vect_compute_data_ref_alignment): Support the changes. Call
11411 vect_get_base_and_bit_offset.
11412 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
11413 data refs. Store vect_dr_base.
11414 (vect_analyze_data_ref_accesses): Support nonconstant init.
11415 (new_stmt_vec_info): Initialize vect_dr_base field.
11416 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11417 (get_vectype_for_scalar_type): Check for BLKmode.
11418 * tree-chrec.h (initial_condition_in_loop_num): Declare.
11419 * tree-chrec.c (initial_condition_in_loop_num): New function.
11420 (chrec_component_in_loop_num): New function.
11421 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
11422 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
11423 to be pointer to varray_type.
11425 2004-09-19 Jan Hubicka <jh@suse.cz>
11427 * basic-block.h (update_bb_profile_after_threading): Declare.
11428 * cfg.c (update_bb_profile_after_threading): Break out from ...
11429 * cfgcleanup.c (try_forward_edges): ... here; use it.
11430 * tree-ssa-dom.c (thread_across_edge): Use it.
11431 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
11432 profile of the new BB.
11434 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
11436 * tree-ssa-pre.c (insert_into_set): Don't put
11437 is_gimple_min_invariant values into the set.
11439 2004-09-19 Andreas Jaeger <aj@suse.de>
11441 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
11444 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11446 * config/cris/cris.h: Preserve the original spelling in a
11449 2004-09-18 Jeff Law <law@redhat.com>
11451 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
11452 global varrays to replace the block local varrays.
11453 (struct dom_walk_block_data): Remove, no longer used.
11454 (get_eq_expr_value): No longer need to pass around pointers to local
11455 varrays. Callers updated. Unused markers added to unused parameters.
11456 (record_range, record_equivalences_from_stmt): Likewise.
11457 (record_equivalences_from_incoming_edge): Likewise.
11458 (record_var_is_nonzero): Likewise. Update now that we have a
11459 single global varray of SSA_NAMEs that need restoring.
11460 (dom_opt_initialize_block_local_data): Kill, no longer used.
11461 (tree_ssa_dominator_optimize): Initialize new global varrays.
11462 Update callbacks in dominator walker structure.
11463 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
11464 VRP_VARIABLES_STACK.
11465 (restore_nonzero_vars_to_original_value): Update now that we have
11466 a single global varray of SSA_NAMEs that need restoring.
11467 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
11468 Remove unused variables.
11469 (optimize_stmt): Remove unused variable.
11471 2004-09-18 Jan Hubicka <jh@suse.cz>
11473 * tree-cfg.c (thread_jumps): Fix updating of the profile.
11475 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
11476 verify_cgraph call.
11478 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11480 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
11481 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
11482 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
11483 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
11484 tree-ssa-operands.c, tree-ssa-phiopt.c,
11485 tree-ssa-threadupdate.c: Fix comment typos.
11487 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
11489 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
11490 config/arm/README-interworking, config/arm/arm-cores.def,
11491 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
11492 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
11493 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
11494 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
11495 config/frv/frv.md, config/i386/winnt.c,
11496 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
11497 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
11498 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
11499 config/mcore/mcore.c, config/mips/mips.h,
11500 config/mn10300/mn10300.md, config/pa/pa.c,
11501 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
11502 config/rs6000/rs6000.c, config/sh/symbian.c,
11503 config/sparc/sparc.h: Fix comment typos. Follow spelling
11506 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
11509 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
11511 2004-09-18 Diego Novillo <dnovillo@redhat.com>
11513 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
11514 remove TREE_ADDRESSABLE from RESULT_DECL.
11516 2004-09-18 Diego Novillo <dnovillo@redhat.com>
11518 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
11520 2004-09-18 Jan Hubicka <jh@suse.cz>
11522 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
11524 * tree-ssa-alias.c (init_alias_info): Likewise.
11525 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
11526 (verify_ssa): Likewise.
11527 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
11529 2004-09-18 Jan Hubicka <jh@suse.cz>
11531 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
11534 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
11536 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
11537 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11538 DW_EH_PE_sdata* for data.
11539 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
11541 2004-09-17 Geoffrey Keating <geoffk@apple.com>
11543 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
11547 * c-typeck.c (constructor_asmspec): Delete.
11548 (struct initializer_stack): Delete field 'asmspec'.
11549 (start_init): Delete saving of asmspec.
11550 (finish_init): Don't update constructor_asmspec.
11551 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
11552 * stmt.c (expand_asm): Duplicate strings from tree.
11553 (expand_asm_operands): Likewise.
11554 * tree.c (tree_size): Update computation of size of STRING_CST.
11555 (make_node): Don't make STRING_CST nodes.
11556 (build_string): Allocate string with tree node.
11557 (tree_code_size): Clean up assertions, don't allow requests
11558 for "the size of a STRING_CST".
11559 * tree.def (STRING_CST): Update comment.
11560 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
11561 (tree_string): Place contents of string in tree node.
11562 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
11565 2004-09-17 Zack Weinberg <zack@codesourcery.com>
11567 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
11568 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
11570 2004-09-17 Jones Desougi <jones@ingate.com>
11572 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
11573 * configure, config.in: Regenerate.
11575 2004-09-17 Zack Weinberg <zack@codesourcery.com>
11577 * tree.c, tree.h (tree_class_strings): Make array const.
11578 Reindent per coding convention. Move asterisk to proper place
11579 per coding convention.
11581 2004-09-18 Andreas Schwab <schwab@suse.de>
11583 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
11584 (tree-vectorizer.o): Likewise.
11585 (targhooks.o): Likewise.
11587 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
11588 Zack Weinberg <zack@codesourcery.com>
11590 * alias.c (find_base_decl): Remove unreachable case '3' block.
11591 * expr.c (safe_from_p): Abort if passed a type.
11592 * tree-gimple.c (recalculate_side_effects): Abort if passed
11593 anything other than an expression.
11594 * tree-ssa-pre.c (phi_translate): Return expr immediately if
11595 is_gimple_min_invariant is true for it. Reorder cases for clarity.
11596 Abort on un-handled tree classes.
11597 (valid_in_set): Likewise.
11598 * tree.c (tree_code_class_strings): New static data.
11600 * tree.h (enum tree_code_class): New.
11601 (tree_code_class_strings): Declare.
11602 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
11603 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
11604 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
11605 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
11606 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
11608 * tree.def, c-common.def, objc/objc-tree.def: Use
11609 tree_code_class enumeration constants instead of code letters.
11611 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
11612 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
11613 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
11614 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
11615 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
11616 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
11617 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
11618 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
11619 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
11620 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
11621 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
11622 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
11623 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
11626 * LANGUAGES: Add note about change.
11628 2004-09-17 Diego Novillo <dnovillo@redhat.com>
11630 PR tree-optimization/17319
11631 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
11632 examine pointers on the LHS of an assignment.
11633 (collect_points_to_info_r): Handle RETURN_EXPR.
11635 2004-09-17 Jeff Law <law@redhat.com>
11637 * tree-ssa-dom.c (const_and_copies_stack): New.
11638 (dom_walk_block_data): Remove const_and_copies field.
11639 (record_const_or_copy): No longer need to pass in varray_type *.
11640 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
11642 (record_equality): Similarly.
11643 (restore_vars_to_original_value): Similarly. Revamp to use new
11644 single global stack rather than per-block stacks.
11645 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
11646 (thread_across_edge): Remove now unused parameters.
11647 (dom_opt_initialize_block_local_data): No longer test the block
11648 local CONST_AND_COPIES.
11649 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
11651 2004-09-17 Jan Hubicka <jh@suse.cz>
11653 PR tree-optimization/17509
11654 * tree-optimize.c (update_inlined_to_pointers): New function.
11655 (tree_rest_of_compilation): Use it.
11657 2004-09-17 Devang Patel <dpatel@apple.com>
11659 * dbxout.c (get_lang_number): New.
11660 (dbxout_init): Include lang number in N_SO stab.
11661 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
11662 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
11664 2004-09-17 Diego Novillo <dnovillo@redhat.com>
11666 PR tree-optimization/17273
11667 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
11668 replacement is a constant.
11670 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
11672 * c-tree.h (enum c_typespec_keyword): New.
11673 (struct c_declspecs): Adjust description of "type". Remove
11674 specbits, explicit_int_p and explicit_char_p. Rename
11675 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
11676 short_p, signed_p, unsigned_p and complex_p.
11677 (finish_declspecs): New.
11678 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
11679 typename): Call finish_declspecs.
11680 * c-decl.c (finish_declspecs): New.
11681 (declspecs_add_type): Check for combinations which cannot occur in
11682 valid specifier lists. Update comments.
11683 (shadow_tag_warned): Remove checks done in finish_declspecs.
11684 Don't report useless type name if type defaulted to int.
11685 (grokdeclarator): Remove checks and actions done in
11686 finish_declspecs. Don't allow for type being NULL. Update for
11687 datastructures changes. Initialize decl_attr.
11688 (build_null_declspecs, quals_from_declspecs): Update for
11689 datastructures changes.
11691 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
11693 * doc/extend.texi: Fix duplicated word.
11695 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
11697 * doc/invoke.texi: Remove stray explanation on
11698 -freduce-all-givs and -fmove-all-movables.
11700 2004-09-17 James Morrison <phython@gcc.gnu.org>
11702 * doc/cfg.texi: Use @smallexample.
11703 * doc/md.texi: Likewise.
11704 * doc/tree-ssa.texi: Likewise.
11705 * doc/extend.texi: Likewise. Use @r{} in comments.
11706 * doc/trouble.texi: Use @r{} in comments.
11708 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
11710 * configure.ac (gcc_cv_gld_version): Handle whitespace before
11712 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
11713 * configure: Regenerate.
11715 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
11717 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
11718 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
11719 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
11720 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
11721 slashes in substitutions.
11722 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
11724 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
11726 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
11727 gimplify.c, lambda-code.c, optabs.c, predict.c,
11728 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
11729 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
11732 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
11734 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
11735 doc/extend.texi, doc/install.texi, doc/invoke.texi,
11736 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
11737 doc/trouble.texi: Use @option around options.
11739 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
11741 * Makefile.in (gen-protos.o): Depend on errors.h.
11743 2004-09-17 Steven Bosscher <stevenb@suse.de>
11745 PR tree-optimization/17513
11746 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
11747 for successors of the entry block.
11749 2004-09-17 Uros Bizjak <uros@kss-loka.si>
11751 PR rtl-optimization/15187
11752 * ifcvt.c (noce_try_cmove_arith): Exit early if total
11753 insn_rtx_cost of both branches > BRANCH_COST
11755 2004-09-16 Diego Novillo <dnovillo@redhat.com>
11757 PR tree-optimization/17528
11758 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
11759 erase the may-alias set for a tag when merging it with
11762 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
11764 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
11765 for 32-bit TARGET_SHMEDIA.
11766 (call_value): Likewise.
11768 2004-09-16 Diego Novillo <dnovillo@redhat.com>
11770 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
11771 test apply only to TREE_STATIC and DECL_EXTERNAL.
11773 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11775 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
11776 * basic-block.h (get_dominated_by_region): Declare.
11777 * dominance.c (get_dominated_by_region): New function.
11778 * tree-cfg.c: Include cfglayout.h.
11779 (tree_duplicate_bb): Duplicate also phi nodes.
11780 (struct ssa_name_map_entry): New type.
11781 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
11782 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
11783 allocate_ssa_names, rewrite_to_new_ssa_names_def,
11784 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
11785 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
11786 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
11787 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
11788 rewrite_to_new_ssa_names, allocate_ssa_names,
11789 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
11790 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
11791 (copy_loop_headers): Use tree_duplicate_sese_region.
11793 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
11795 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
11797 2004-09-16 Jeff Law <law@redhat.com>
11799 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
11800 (rewrite_block_data): Remove, no longer used.
11801 (rewrite_initialize_block_local_data): Remove, no longer used.
11802 (rewrite_initialize_block): Mark parameters as unused as needed.
11803 Change references to the block local block_defs to be block_defs_stack.
11804 Push a marker onto the block_defs_stack.
11805 (ssa_rewrite_initialize_block): Similarly.
11806 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
11807 (ssa_register_new_def): No longer needs varray argument. Use
11808 block_defs_stack instead. No longer handle possibly null block_defs
11809 varray. Reverse order of items we push on the stack to make it
11810 easier to identify our marker.
11811 (register_new_def): No longer handle possibly null block_defs
11813 (rewrite_finalize_block): Revamp to look for markers in the global
11814 block_defs_stack varray rather than wiping a block local varray.
11815 Mark arguments as unused as needed.
11816 (ssa_rewrite_finalize_block): Similarly.
11817 (rewrite_into_ssa): Update initialization of dom walker structure
11818 to reflect that we don't need block local data anymore. Initialize
11819 the block_defs_stack varray.
11820 (rewrite_ssa_into_ssa): Similarly.
11821 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
11822 (struct dom_walk_data): Kill block_defs field.
11823 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
11824 (thread_across_edge): Use the global block_defs_stack instead of
11825 the old block_defs varray.
11826 (dom_opt_initialize_block_local_data): Update now that we don't have
11827 block_defs field to check anymore.
11828 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
11829 (restore_currdefs_to_original_value): Use the new block_defs_stack
11830 instead of a block local varray.
11831 (dom_opt_finalize_block): Similarly.
11832 (record_equivalencs_from_phis): Similarly.
11833 (optimize_stmt, register_definitions_for_stmt): Similarly.
11835 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
11837 PR tree-optimization/17517
11838 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11839 coalesce same-root variables without checking for abnormal PHI usage.
11841 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
11843 * cfgloop.h (duplicate_loop): Add prototype.
11844 * cfgloopmanip.c (duplicate_loop): Make non-static.
11845 * lambda-code.c (perfect_nestify): Factor out test whether
11846 we can handle this loop into separate function.
11848 (can_convert_to_perfect_nest): New function.
11849 (replace_uses_of_x_with_y): Add modify_stmt call.
11850 * tree-loop-linear.c (linear_transform_loops): Call
11851 rewrite_into_loop_closed_ssa and free_df.
11853 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
11855 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
11856 loop invariant as well.
11857 (perfect_nestify): new function.
11858 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
11859 upper bounds, and steps.
11860 Set outerinductionvar properly.
11861 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
11863 Return NULL if we need a perfect loop and can't make one.
11864 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
11865 (not_interesting_stmt): New function.
11866 (phi_loop_edge_uses_def): Ditto.
11867 (stmt_uses_phi_result): Ditto.
11868 (stmt_is_bumper_for_loop): Ditto.
11869 (perfect_nest_p): Ditto.
11870 (nestify_update_pending_stmts): Ditto.
11871 (replace_uses_of_x_with_y): Ditto.
11872 (stmt_uses_op): Ditto.
11873 (perfect_nestify): Ditto.
11874 * lambda-mat.c (lambda_matrix_id_p): New function.
11875 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
11876 * lambda.h: Update prototypes.
11877 * tree-loop-linear (linear_transform_loop): Use new
11878 perfect_nest_p. Detect and ignore identity transform.
11879 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
11881 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
11883 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
11884 Gather also strides of accessed data. Pass in the data references
11886 (try_interchange_loops): Add a new heuristic for handling the temporal
11887 locality. Pass in the data references array.
11888 (linear_transform_loops): Pass the data references array to
11889 try_interchange_loops.
11891 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
11893 * doc/invoke.texi: Fix typos. Follow spelling conventions.
11895 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
11897 * doc/c-tree.texi (Classes): Remove index entries for
11898 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
11900 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11902 * fold-const.c (fold): Fold difference of addresses.
11903 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
11904 get_inner_reference.
11905 * tree-ssa-loop-ivopts.c (peel_address): Removed.
11906 (ptr_difference_const): Moved to fold-const.c.
11907 (split_address_cost): Use get_inner_reference instead of peel_address.
11908 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
11909 * tree.h (ptr_difference_const): Export.
11911 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
11912 variable type to the dump. Fix indentation.
11913 (idx_find_step): Handle nonconstant array_ref_element_size and
11914 array_ref_low_bound.
11915 (idx_record_use): Handle array_ref_element_size and
11916 array_ref_low_bound.
11917 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
11918 statements correctly.
11919 (get_computation_at, iv_value): Do not unshare expressions here.
11920 (rewrite_use_outer): Unshare the expression before it is emitted
11922 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
11924 * tree.c (unsigned_type_for, signed_type_for): Moved from
11925 tree-ssa-loop-niter.c. Use langhooks.
11926 * tree.h (signed_type_for): Export.
11928 2004-09-16 David Edelsohn <edelsohn@gnu.org>
11930 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
11933 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
11936 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
11937 Add two parameters to extra_includes.
11938 (C_INCPATH_INIT): Remove.
11939 * c-incpath.c (register_include_chains): Call extra_pre_includes
11940 before adding the standard include directory.
11941 Update call to extra_includes.
11942 (!defined TARGET_EXTRA_INCLUDES): Update
11943 hook_void_charptr_charptr_int and add !define
11944 TARGET_EXTRA_PRE_INCLUDES.
11945 (!define TARGET_EXTRA_INCLUDES): Define as
11946 hook_void_charptr_charptr_int.
11947 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
11948 (target_c_incpath): Always declare.
11949 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
11951 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
11952 * config/darwin.h: (darwin_register_frameworks): Update for
11953 the two new parameters.
11954 (darwin_register_objc_includes): Add prototype.
11955 (TARGET_EXTRA_PRE_INCLUDES): Define.
11956 * config/darwin-c.c (darwin_register_objc_includes): New function.
11957 (darwin_register_frameworks): Update for the two new parameters.
11958 (target_c_incpath): Remove.
11959 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
11961 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
11963 (TARGET_EXTRA_PRE_INCLUDES): Document.
11965 * gcc.c (spec_function): Add replace-outfile.
11966 (replace_outfile_spec_function): New function.
11967 * config/darwin.h (LINK_SPEC): Add replace
11968 -lobjc with -lobjc-gnu if -fgnu-runtime is
11970 * invoke.texi (replace-outfile): Document.
11972 2004-09-13 Jan Hubicka <jh@suse.cz>
11974 * predict.c (expr_expected_value, strip_builtin_expect): New function.
11975 (tree_predict_by_opcode): Use it.
11976 (tree_estimate_probability): Add, for now disabled,
11977 strip_builtin_expect call.
11979 2004-09-15 James E Wilson <wilson@specifixinc.com>
11982 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
11983 if current_function_decl is a sibcall.
11985 2004-09-15 Mark Mitchell <mark@codesourcery.com>
11987 * varasm.c (default_function_rdodata_section): Make sure to pass
11988 along a decl for a link-once section.
11990 2004-09-15 Richard Henderson <rth@redhat.com>
11992 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
11993 warning with code disable. Fix formatting.
11995 2004-09-15 Steven Bosscher <stevenb@suse.de>
11997 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
11998 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
11999 after propagating into an ADDR_EXPR.
12001 2004-09-15 Andrew Pinski <apinski@apple.com>
12004 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
12005 Move it out of gcc_assert.
12007 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
12009 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
12010 except.c, fold-const.c, function.c, langhooks.c, params.c,
12011 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
12012 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
12013 for quoting in diagnostics going through pretty-print.c. Use ''
12014 for quoting in other diagnostic text.
12015 * langhooks.c: Include intl.h. Mark text locating diagnostics for
12017 * Makefile.in (langhooks.o): Update dependencies.
12018 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
12021 2004-09-15 Mark Mitchell <mark@codesourcery.com>
12023 * configure.ac: Check for COMDAT support. Robustify check for
12025 * configure: Regenerated.
12026 * config.in: Likewise.
12027 * langhooks-def.h (lhd_comdat_group): New function.
12028 (LANG_HOOKS_COMDAT_GROUP): New macro.
12029 (LANG_HOOKS_DECLS): Use it.
12030 * langhooks.c (lhd_comdat_group): Define.
12031 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
12032 * output.h (named_section_flags): Make it a macro.
12033 (named_section_real): New function.
12034 (default_no_named_section): Add decl parameter.
12035 (default_elf_asm_named_section): Likewise.
12036 (default_coff_asm_named_section): Likewise.
12037 (default_pe_asm_named_section): Likewise.
12038 * target.h (gcc_target): Adjust type of named_section.
12039 * varasm.c (named_section_flags): Rename to named_section_real.
12040 Add decl parameter.
12041 (default_no_named_section): Add decl parameter.
12042 (default_elf_asm_named_section): Use COMDAT, if available. Deal
12043 with the case that ASM_COMMENT_START is "@".
12044 (default_coff_asm_named_section): Add decl parameter.
12045 (default_pe_asm_named_section): Likewise.
12046 * config/alpha/alpha.c (vms_asm_named_section): Add decl
12048 (unicosmk_asm_named_section): Likewise.
12049 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
12050 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
12051 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
12052 * config/cris/cris-protos.h (cris_target_asm_named_section):
12054 * config/cris/cris.c (cris_target_asm_named_section):
12056 * config/darwin/darwin-protos.h (darwin_asm_named_section):
12058 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
12059 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
12060 * config/i386/i386-protos.h (i386_pe_asm_named_section):
12062 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
12063 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
12064 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
12065 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
12067 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
12068 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
12069 * cp/cp-tree.h (cxx_comdat_group): Declare.
12070 * cp/decl.c (cxx_comdat_group): New function.
12072 2004-09-15 Jan Hubicka <jh@suse.cz>
12074 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
12075 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
12077 * tree-cfg.c (remove_bb): Release SSA defs.
12079 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
12081 * doc/tm.texi: Follow spelling conventions.
12083 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
12085 * tree-ssa-dom.c: Fix comment typos.
12087 2004-09-15 Alan Modra <amodra@bigpond.net.au>
12089 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
12091 (ppc_fallback_frame_state): Save location of CR.
12093 2004-09-15 Jakub Jelinek <jakub@redhat.com>
12095 * expr.c (string_constant): Handle also read-only variables
12096 initialized to string literals.
12098 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
12099 into memcpy (x, y, 1) if memcpy can be expanded inline.
12101 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12103 PR tree-optimization/17468
12104 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
12105 definition inside a block precede uses.
12106 * tree-tailcall.c (adjust_return_value): Emit statements in the
12109 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
12111 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
12113 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
12115 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
12117 2004-09-14 Jeff Law <law@redhat.com>
12119 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
12120 (struct dom_walk_block_data): Remove avail_exprs member.
12121 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
12122 (lookup_avail_expr): No longer need to pass in address of
12123 the block local available exprs stack. All callers changed.
12124 (simplify_cond_and_lookup_avail_expr): Similarly.
12125 (simplify_switch_and_lookup_avail_expr): Similarly.
12126 (get_eq_expr_value, record_cond): Likewise.
12127 (record_dominating_conditions): Likewise.
12128 (update_rhs_and_lookup_avail_expr): Likewise.
12129 (record_equivalences_from_stmt): Likewise.
12130 (dom_opt_initialize_block_local_data): No longer test state of
12131 block local avail_exprs.
12132 (dom_opt_initialize_block): Mark unwind point in the global
12134 (remove_expressions_from_table): Update to unwind to the
12135 most recent unwind marker in the global avail_expr stack.
12136 All callers changed.
12137 (dom_opt_finalize_block): Mark unwind point in the global
12138 avail_expr stack as needed.
12139 (record_cond): Push elements into the global avail_exprs stack.
12141 * tree-dfa.c (free_df_for_stmt): No longer static.
12142 (free_df): Update comments.
12143 * tree-flow.h (free_df_for_stmt): Prototype.
12144 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
12147 2004-09-14 Diego Novillo <dnovillo@redhat.com>
12149 PR tree-optimization/17252
12150 * tree-ssa-alias.c (may_alias_p): Don't assume that a
12151 pointer may not point to itself when using relaxed
12154 2004-09-14 Richard Henderson <rth@redhat.com>
12156 PR middle-end/17397
12157 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
12158 while folding <ADDR_EXPR <INDIRECT_REF X>>.
12160 2004-09-14 Andrew Pinski <apinski@apple.com>
12162 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
12163 sets of the pointers but the aliasing sets of what they point to.
12165 2004-09-14 Roger Sayle <roger@eyesopen.com>
12167 PR rtl-optimization/9771
12168 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
12169 conditional compilation in init_reg_sets_1.
12170 (init_reg_sets_1): Let global_regs[i] take priority over the frame
12171 (but not stack) pointer exceptions to regs_invalidated_by_call.
12172 (globalize_reg): Globalizing a fixed register may need to update
12173 regs_invalidated_by_call.
12175 2004-09-14 Diego Novillo <dnovillo@redhat.com>
12177 PR tree-optimization/15262
12178 * tree-dfa.c (dump_variable): Also print the type of the
12180 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
12181 memory tags are of conflicting alias sets but have no aliased
12182 symbols in common, add one tag to the alias set of the other.
12183 (setup_pointers_and_addressables): Remove hack to deal with
12184 programs with no aliased symbols.
12185 (may_alias_p): Don't special case aggregate types.
12187 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
12190 * doc/invoke.texi (Environment Variables): Correct example locale.
12192 2004-09-14 Jan Hubicka <jh@suse.cz>
12194 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
12196 2004-09-14 Mark Mitchell <mark@codesourcery.com>
12198 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
12200 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
12202 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
12204 (struct c_declarator): Change u.array.quals and pointer_quals to
12205 int. Add u.array.attrs.
12206 (quals_from_declspecs): New.
12207 * c-decl.c (quals_from_declspecs): New.
12208 (shadow_tag_warned): Give more specific message for useless type
12210 (build_array_declarator, set_array_declarator_inner,
12211 grokdeclarator, make_pointer_declarator, build_null_declspecs,
12212 declspecs_add_qual): Update for changed structures.
12214 2004-09-14 Jeff Law <law@redhat.com>
12216 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
12217 to a global varray.
12218 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
12219 (dom_opt_initialize_block_local_data): No longer test state
12220 of stmts_to_rescan.
12221 (dom_opt_finalize_block): Update due to change in scope of
12223 (optimize_stmt): Similarly.
12225 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
12227 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
12228 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
12229 comment typos. Follow spelling conventions.
12231 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
12233 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
12234 config/i386/predicates.md, config/sparc/sparc.c: Follow
12235 spelling conventions.
12237 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12238 Steven Bosscher <stevenb@suse.de>
12240 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
12241 * basic-block.h (struct reorder_block_def): Add copy_number field.
12242 * cfgloop.h (biv_p): Declare.
12243 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
12244 * common.opt (fsplit-ivs-in-unroller): New flag.
12245 * loop-iv.c (biv_p): New function.
12246 * loop-unroll.c: Include hashtab.h and recog.h.
12247 (struct iv_to_split, struct split_ivs_info): New types.
12248 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
12249 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
12250 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
12251 insert_base_initialization, split_iv): New functions.
12252 (peel_loop_completely, unroll_loop_constant_iterations,
12253 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
12255 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
12257 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12259 * tree-cfg.c (thread_jumps): Update dominators correctly in
12260 case destination of threaded edge dominates its source.
12262 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12264 * unroll.c: Removed.
12266 * Makefile.in (LOOP_H, unroll.o): Removed.
12267 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
12269 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
12271 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
12272 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
12273 * loop.c: Do not include loop.h.
12274 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
12275 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
12276 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
12277 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
12278 struct loop_regs, struct loop_movables, struct loop_info): Moved
12280 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
12281 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
12282 find_common_reg_term, loop_iterations, final_giv_value): Moved
12284 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
12285 loop_dump_stream, for_each_insn_in_loop, express_from,
12286 extend_value_for_giv, loop_iv_add_mult_emit_before,
12287 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
12288 loop_insn_first_p, get_condition_for_loop,
12289 loop_insn_emit_before, loop_insn_hoist,
12290 loop_insn_sink): Made static.
12291 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
12293 (strength_reduce): Do not call unroller.
12294 (record_giv): Do not initialize unrolled field.
12295 (prescan_loop): Do not set loop_info->preconditioned.
12296 * passes.c: Do not include loop.h.
12297 (rest_of_handle_loop_optimize): Do not call unroller.
12298 * predict.c: Do not include loop.h.
12299 * rtl.h (NOTE_PRECONDITIONED): Removed.
12300 * stmt.c: Do not include loop.h.
12301 * toplev.c: Do not include loop.h.
12302 (process_options): Do not handle flag_old_unroll_loops.
12304 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
12305 Documentation removed.
12306 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
12308 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
12310 * Makefile.in (STAGE1_CHECKING): New variable.
12311 (stage1_build): Use it.
12312 * tree-ssa.c (verify_ssa): Preserve state of dominance
12315 2004-09-14 Uros Bizjak <uros@kss-loka.si>
12317 * config/i386/i386.c (output_fp_compare): Add generation
12318 of ftst instruction.
12319 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
12320 Use output_fp_compare () function.
12321 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
12322 (fix_truncdi_memory): Remove operands[5] copy.
12324 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
12326 * config/m32r/m32r.md, config/m68k/m68kelf.h,
12327 config/mcore/mcore.md, config/rs6000/linux64.h,
12328 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
12331 2004-09-13 James E Wilson <wilson@specifixinc.com>
12333 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
12334 * gen-protos.c: Include errors.h.
12335 (progname): Delete.
12337 2004-09-14 Jan Hubicka <jh@suse.cz>
12339 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
12340 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
12341 (predict_loops): Use number_of_iterations_exit to predict
12342 number of iterations on trees.
12344 2004-09-13 Dale Johannesen <dalej@apple.com>
12348 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
12349 objects declared extern.
12351 2004-09-14 Paul Brook <paul@codesourcery.com>
12353 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
12356 2004-09-13 Daniel Jacobowitz <dan@debian.org>
12358 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
12359 Only use TYPE_BINFO for aggregates.
12361 2004-09-13 Daniel Jacobowitz <dan@debian.org>
12363 * expmed.c (synth_mult): Initialize latency. Check cost before
12364 checking ops count.
12366 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
12368 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
12369 add_call_clobber_ops and add_call_read_ops.
12370 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
12371 the number of vdefs and vuses inserted based on analysis of global
12372 variables across calls. * tree-dfa.c (find_referenced_vars):
12373 Needed to reset static var maps before each function is compiled.
12375 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
12376 static_vars_info,functions_to_static_vars_info,module_statics_escape,
12377 all_module_statics,searchc_env,dfs_info): New fields to support
12378 analysis of static global variables.
12379 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
12380 cgraph_reset_static_var_maps, get_global_static_vars_info,
12381 get_global_statics_not_read, get_global_statics_not_written,
12382 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
12383 check_rhs_var, check_lhs_var, get_asm_expr_operands,
12384 process_call_for_static_vars, scan_for_static_refs,
12385 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
12386 clear_static_vars_maps, cgraph_propagate_bits,
12387 cgraph_characterize_statics): New. Functions to support analysis
12388 of static global variables.
12389 (cgraph_mark_local_and_external_functions): Renamed from:
12390 (cgraph_mark_local_functions)
12391 (cgraph_expand_all_functions): Remove call to
12392 cgraph_mark_local_and_external_functions.
12393 (cgraph_optimize): Added driver to analyze static variables whose
12394 scope is within the compilation unit. * cgraph.h (struct
12395 cgraph_local_info, GTY): Added statics_read, statics_written,
12396 local, calls_read_all, calls_write_all, for_functions_valid.
12397 (struct cgraph_node): Added next_cycle. * cgraph.c
12398 (dump_cgraph_node): Added print routines for new fields. *
12399 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
12402 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
12404 * c-decl.c (grokdeclarator): Correct comments about where storage
12405 class specifiers are rejected by grammar and add corresponding
12406 asserts. Diagnose typedefs and parameters declared inline.
12407 Change warning for inline main to a pedwarn. Only diagnose inline
12409 (declspecs_add_scspec): Allow duplicate "inline".
12411 2004-09-13 Steve Ellcey <sje@cup.hp.com>
12413 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
12414 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
12416 2004-09-13 Richard Henderson <rth@redhat.com>
12419 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
12420 (tree_type): Replace spare with contains_placeholder_bits.
12421 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
12422 make static. Remove seen_types list.
12423 (type_contains_placeholder_p): New.
12425 2004-09-13 James E Wilson <wilson@specifixinc.com>
12427 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
12428 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
12429 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
12430 bdesc_arrays instead of mips_bdesc.
12431 (mips_init_builtins): Likewise.
12432 * config/mips/mips.h (TARGET_SB1): New.
12433 (HAVE_SQRT_P): Delete.
12434 * config/mips/mips.md (divide_condition): Support V2SF.
12435 (sqrt_condition, recip_condition): New.
12436 (div<mode>3): Use ANYF instead of SCALARF.
12437 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
12439 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
12440 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
12442 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
12443 instead of SCALARF. Use UNITMODE instead of MODE.
12445 2004-09-13 Zack Weinberg <zack@codesourcery.com>
12447 * config.in: Regenerate after removal of libbanshee.
12449 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
12451 PR tree-optimization/17400
12452 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12453 coalesce partitions when one occurs in an abnormal PHI.
12455 2004-09-13 Andrew Pinski <apinski@apple.com>
12457 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
12460 2004-09-13 Richard Henderson <rth@redhat.com>
12463 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
12464 (cselib_invalidate_rtx_note_stores): New.
12465 (cselib_record_sets, cselib_process_insn): Update to match.
12466 * cselib.h (cselib_invalidate_rtx): Declare.
12467 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
12469 2004-09-13 Richard Henderson <rth@redhat.com>
12472 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
12473 after copying its argument.
12475 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
12477 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
12478 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
12479 in diagnostics. Use %' for English apostrophes.
12480 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
12481 (pedwarn_c90, pedwarn_c99): Use it.
12482 * c-decl.c (lookup_label): Quote label name in diagnostic.
12483 * c-parse.in (yyprint): Use ' instead of ` for left quote.
12484 * c-typeck.c (warn_for_assignment): Likewise.
12486 2004-09-13 Jan Hubicka <jh@suse.cz>
12488 * i386.c (x86_schedule): New global variable.
12489 (override_options): Disable scheduling when not supported.
12490 * i386.h (x86_schedule): Declare.
12491 (TARGET_SCHEDULE): New macro.
12493 2004-09-12 Richard Henderson <rth@redhat.com>
12496 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
12497 * tree.c, tree.h (has_cleanups): Remove.
12499 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12501 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
12502 arguments of the phi nodes correctly.
12504 2004-09-12 Jan Hubicka <jh@suse.cz>
12506 * ggc-common.c (cmp_statistics): Fix sorting.
12508 2004-09-12 David Edelsohn <edelsohn@gnu.org>
12511 * expmed.c (expand_divmod): If cheap power of 2 divide is
12512 available, use it for negative constant as well.
12514 2004-09-12 Andrew Pinski <apinski@apple.com>
12516 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
12519 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
12521 2004-09-12 Richard Henderson <rth@redhat.com>
12523 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
12525 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
12526 post-reload, and scratch NULL.
12527 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
12528 (x86_shift_adj_2): Use ix86_expand_clear.
12529 (ashldi3): Remove CMOVE expansion difference.
12530 (ashldi3_1): Remove.
12531 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
12532 add constraints for immediates. New peephole for split-with-temp.
12533 Run splitter after peep2 pass.
12534 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
12535 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
12536 (setcc_2): Rename with *.
12537 * config/i386/predicates.md (reg_or_pm1_operand): New.
12538 (ashldi_input_operand): New.
12540 2004-09-12 Richard Henderson <rth@redhat.com
12542 * print-rtl.c (print_decl_name): New.
12543 (print_mem_expr): Use it.
12545 2004-09-12 Richard Henderson <rth@redhat.com
12547 PR 17186, part deux
12548 * except.c (sjlj_emit_function_exit): Fix logic locating
12549 sjlj_exit_after in final block.
12551 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
12553 * common.opt: Remove flags -fmove-all-movables and
12555 * loop-invariant.c (find_invariants_to_move):
12556 Remove all uses of flag_move_all_movables.
12557 * loop.c (move_movables): Remove all uses of
12558 flag_move_all_movables.
12559 (strength_reduce): Remove all uses of
12560 flag_reduce_all_givs.
12561 * doc/invoke.texi: Remove documentation of flags
12562 -fremove-all-movables and -freduce-all-givs.
12564 2004-09-11 Roger Sayle <roger@eyesopen.com>
12566 PR middle-end/17411
12567 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
12568 change. elt->type may be a floating point type, so use fold_convert.
12570 2004-09-11 Geoffrey Keating <geoffk@apple.com>
12572 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
12573 the thing referenced as used, not the stub itself.
12575 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
12577 * c-tree.h (enum c_storage_class): New.
12578 (struct c_declspecs): Add storage_class, inline_p and thread_p.
12579 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
12580 declarations and "auto" or "register" in file scope empty
12581 declarations. Give more specific warnings for other cases of
12582 storage class specifiers in empty declarations.
12583 (grokdeclarator): Update for new structures. Don't check for
12584 multiple storage classes. Diagnose file-scope "register" if
12586 (build_null_declspecs): Update.
12587 (declspecs_add_scspec): Update. Diagnose multiple storage class
12588 specifiers and invalid uses of "__thread".
12590 2004-09-11 Zack Weinberg <zack@codesourcery.com>
12592 * tree.c (tree_code_size): New function, bulk of code from tree_size.
12593 (tree_size, make_node): Use it.
12594 * tree-ssa-pre.c (init_pre): Use it.
12595 * tree.h: Prototype it.
12597 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12599 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
12600 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
12601 redirect_immediate_use): Use PHI_DF.
12602 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
12603 (bb_for_stmt): Use PHI_BB.
12604 (get_immediate_uses): Use PHI_DF.
12605 * tree-ssa-dse.c (max_stmt_uid): New variable.
12606 (get_stmt_uid): New function.
12607 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
12609 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
12610 (max_uid): Renamed to max_stmt_uid.
12611 (get_stmt_uid): New function.
12612 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
12613 phi node annotations.
12614 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
12615 * tree.h (PHI_BB, PHI_DF): New accessor functions.
12616 (struct tree_phi_node): Add bb and df fields.
12618 2004-09-11 Richard Henderson <rth@redhat.com>
12620 PR middle-end/17416
12621 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
12624 2004-09-11 Jan Hubicka <jh@suse.cz>
12626 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
12627 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
12628 * i386.md (i387_cw): Add 'uninitialized' mode.
12630 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
12631 (output_location): Break out from ....
12632 (branch_prob): ... here; handle gcov output on trees.
12633 * toplev.c (process_options): No longer be sorry about coverage for
12636 2004-09-11 Steven Bosscher <stevenb@suse.de>
12639 * fold-const.c (fold): Do not try to fold the operand of a
12640 CLEANUP_POINT_EXPR if that operand does itself not have any
12643 PR middle-end/17417
12644 * langhooks.c (lhd_decl_printable_name): Make sure that this
12645 function is called with is a decl node that has an identifier.
12646 * tree-pretty-print.c (dump_function_name): New function to
12647 wrap PRINT_FUNCTION_NAME and dump_decl_name.
12648 (print_call_name): Use it.
12650 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
12652 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
12655 2004-09-11 Jakub Jelinek <jakub@redhat.com>
12657 * tree-ssa-alias.c (collect_points_to_info_r): Handle
12658 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
12661 2004-09-11 Richard Henderson <rth@redhat.com>
12663 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
12664 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
12665 operand of the ADDR_EXPR.
12666 (expand_expr_real_1): Update to match.
12668 2004-09-11 David Edelsohn <edelsohn@gnu.org>
12671 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
12672 choose 64-bit version.
12674 2004-09-11 Richard Henderson <rth@redhat.com>
12677 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
12679 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
12681 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
12682 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
12683 Insert @: after i.e. or e.g.
12685 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12687 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
12688 D.xxx rather than <Dxxx>.
12690 2004-09-10 Adam Nemet <anemet@lnxw.com>
12692 * configure.ac (AC_MSG_CHECKING(what linker to use)):
12693 in_tree_ld_is_elf should be true for LynxOS.
12694 * configure: Regenerate.
12696 2004-09-10 Adam Nemet <anemet@lnxw.com>
12698 * Makefile.in (all.cross): Add srcextra.
12700 2004-09-10 Roger Sayle <roger@eyesopen.com>
12702 PR middle-end/17024
12703 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
12704 floating point comparison operators. Change aborts to gcc_asserts.
12706 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12708 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
12710 2004-09-10 James E Wilson <wilson@specifixinc.com>
12712 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
12713 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
12715 * convert.c (convert_to_vector): Replace recursive call with
12718 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
12719 Add integer argument named constant. Use const_tiny_rtx instead of
12721 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
12723 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
12725 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
12726 of gen_rtx_raw_CONST_VECTOR.
12728 2004-09-10 Eric Christopher <echristo@redhat.com>
12731 * c-parse.in (attribute): Add NULL_TREE for error case
12732 for error recovery.
12734 2004-09-10 Zack Weinberg <zack@codesourcery.com>
12736 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
12737 (extract_interface_info): Delete prototype.
12738 * c-decl.c (extract_interface_info): Delete stub.
12739 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
12740 it's not already been done ...
12741 (init_c_lex): ... not here.
12742 (fe_file_change): Don't call extract_interface_info.
12744 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
12746 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
12747 typedef_p and typedef_signed_p.
12748 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
12749 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
12750 Check typedef_p and typedef_signed_p, not typedef_decl.
12751 (grokfield): Check typedef_p, not typedef_decl.
12752 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
12754 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
12757 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12759 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
12761 2004-09-10 Geoffrey Keating <geoffk@apple.com>
12763 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
12764 temporary variables.
12766 * dbxout.c (dbxout_block): Update for
12767 current_function_func_begin_label a string.
12768 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
12769 * except.c (dw2_output_call_site_table): Likewise.
12770 * toplev.c (current_function_func_begin_label): Likewise.
12771 * tree.h (current_function_func_begin_label): Likewise.
12772 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
12774 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
12777 * config/darwin.c: Include target.h.
12778 (struct machopic_indirection): Make ptr_name a string.
12779 (machopic_indirection_hash): Update for ptr_name a string.
12780 (machopic_indirection_eq): Likewise.
12781 (machopic_indirection_name): Likewise.
12782 (machopic_output_indirection): Likewise.
12783 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
12784 string. Don't expect stub names to be in the identifier hash table.
12785 Do call strip_name_encoding before looking up entry in ID hash table.
12786 * config/t-darwin (darwin.o): Add target.h to dependencies.
12788 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
12789 of fprintf for register names.
12791 * output.h (unlikely_section_label): Delete declaration.
12792 (unlikely_text_section_name): Likewise.
12793 * varasm.c (unlikely_section_label_printed): Make static.
12794 (unlikely_section_label): Likewise.
12795 (unlikely_text_section_name): Likewise.
12796 (assemble_start_function): Use reconcat.
12798 * rtl.def (REG): Add comment to describe third field.
12800 2004-09-10 Andrew Pinski <apinski@apple.com>
12802 * config/darwin.c (machopic_mcount_stub_name): Call
12803 machopic_indirection_name instead of making the string
12806 2004-09-10 Diego Novillo <dnovillo@redhat.com>
12810 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
12812 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
12813 memory tag is call clobbered, so are its aliases.
12814 (group_aliases): When two memory tags being grouped, if one is
12815 call clobbered, so are the other and its aliases.
12816 (add_may_alias): Remove call-clobbering stuff.
12817 (replace_may_alias): Likewise.
12818 (merge_pointed_to_info): Merge pt_global_mem
12820 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12822 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
12823 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
12824 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
12825 tree-scalar-evolution.c, tree-ssa-copyrename.c,
12826 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
12828 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12830 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
12831 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
12832 pair. Remove match_dup from inputs. Remove masaccs handling.
12833 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
12834 (masaccs, mdasaccs): Turn into define_insns.
12836 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12838 * tree-tailcall.c (process_assignment): Only do accumulator transforms
12839 for floating-point types if flag_unsafe_math_optimizations.
12841 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12843 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
12844 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
12845 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
12846 config/h8300/h8300.md, config/i386/gmm_malloc.h,
12847 config/ia64/ia64.md, config/ip2k/libgcc.S,
12848 config/mips/mips-ps-3d.md, config/mips/mips.c,
12849 config/rs6000/rs6000.c, config/s390/s390.c,
12850 config/sh/symbian.c: Fix comment typos.
12852 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
12854 * config/s390/s390.c (s390_emit_prologue): Added missing
12857 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12859 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
12860 typos. Follow spelling conventions.
12862 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
12864 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
12865 in diagnostic. Don't dereference NULL TYPE_NAME.
12867 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12869 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
12870 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
12871 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
12872 value-prof.c: Fix comment typos. Follow spelling conventions.
12874 2004-09-10 Jan Hubicka <jh@suse.cz>
12876 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
12877 * tree-split_edge.c (tree_split_edge): Likewise.
12878 (thread_jumps): Likewise.
12880 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
12882 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
12885 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
12887 * cgraph.h (cgraph_dump_file): Do not declare.
12888 * cgraphunit.c (cgraph_dump_file): Declare as static.
12889 (init_cgraph): New.
12890 * toplev.c (cgraph_dump_file): Do not declare.
12891 (compile_file): Call init_cgraph.
12892 * tree-dump.c (dump_files): Add IPA dump file, remove
12893 XML dump of call graph.
12894 (get_dump_file_name): Support IPA dump file naming scheme.
12895 * tree.h (enum tree_dump_index): Add IPA dump file, remove
12896 XML dump of call graph.
12897 * doc/invoke.texi (Debugging Options): Document the new options.
12899 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
12901 * doc/extend.texi: Document the FR-V built-in functions.
12903 2004-09-09 James E Wilson <wilson@specifixinc.com>
12905 * doc/sourcebuild.texi: Delete libbanshee reference.
12907 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
12909 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
12911 2004-09-09 James E Wilson <wilson@specifixinc.com>
12913 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
12914 before calling vector_types_convertible_p.
12915 (digest_init): Check that inside_init has VECTOR_TYPE before calling
12916 vector_types_convertible_p. Don't give another error if
12917 convert_for_assignment returns error_mark_node.
12919 2004-09-09 Roger Sayle <roger@eyesopen.com>
12921 PR middle-end/17055
12922 * fold-const.c (build_zero_vector): New function to construct a
12923 vector (either floating point or integer) of zeros.
12924 (fold_convert): Internally, enable conversions of integer zero
12925 to arbitrary vector types, using the new build_zero_vector.
12927 2004-09-09 Roger Sayle <roger@eyesopen.com>
12929 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
12930 expand a left shift by an immediate constant as either an ashl or
12931 a sequence of additions.
12932 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
12933 instead of calling gen_ashlsi3 with a constant directly.
12935 2004-09-09 Roger Sayle <roger@eyesopen.com>
12937 * config/i386/i386.c (ix86_split_long_move): When optimizing for
12938 size, and the low and high parts of a DImode constant are equal,
12939 copy one register to another instead of loading the same immediate
12942 2004-09-09 Richard Henderson <rth@redhat.com>
12944 PR middle-end/17367
12945 * function.c (assign_parm_setup_block): Only put PARALLELs into
12946 a register if use_register_for_decl.
12948 2004-09-09 Eric Christopher <echristo@redhat.com>
12950 * ra-colorize.c (reset_lists): Move variable declaration inside
12951 ENABLE_CHECKING to avoid unused variable warnings when
12952 not --enable-checking.
12953 (check_colors): Ditto.
12955 2004-09-09 Mike Stump <mrs@apple.com>
12957 * version.c (version_string): Bump to 4.0.0.
12958 * doc/include/gcc-common.texi (version-GCC): Likewise.
12960 2004-09-10 Jakub Jelinek <jakub@redhat.com>
12962 * doc/extend.texi (nothrow attribute): The attribute is not
12963 implemented in 3.2 and earlier.
12965 2004-09-09 Steve Ellcey <sje@cup.hp.com>
12967 * genrecog.c (compute_predicate_codes): Use op0_codes
12970 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12972 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
12973 implementation changes.
12975 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12977 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
12978 a PARALLEL instead of a SET due to added clobbers.
12980 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
12982 * reload.c (find_reloads_address): Pass correct operand to
12983 maybe_memory_address_p.
12985 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
12987 * Makefile.in: Remove libbanshee, tree-alias-*.
12988 Remove tree-alias-common.h dependencies.
12989 * common.opt: Remove -ftree-points-to.
12990 * configure.ac: Remove libbanshee.
12991 * flags.h: Remove pta_type, flag_tree_points_to.
12992 * gengtype.c (open_base_files): Remove tree-alias-type.h.
12993 * opts.c (OPT_ftree_points_to): Remove.
12994 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
12995 * tree-dfa.c: Remove tree-alias-common.h
12996 * tree-into-ssa.c: Ditto.
12997 * tree-outof-ssa.c: Ditto.
12998 * tree-ssa-copyrename.c: Ditto.
12999 * tree-ssa-live.c: Ditto.
13000 * tree-optimize.c: Ditto.
13001 * tree-ssa.c: Ditto.
13002 Remove pass_build_pta, pass_del_pta.
13003 * tree-pass.h: Ditto.
13004 * tree-ssa-alias.c: Remove tree-alias-common.h.
13005 (struct alias_stats_d): Remove pta_queries, pta_resolved.
13006 (pass_may_alias): Remove PROP_pta requirement.
13007 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
13008 (get_tmt_for): Ditto.
13009 (dump_alias_stats): Ditto.
13010 * doc/passes.texi: Remove blurb about points-to analysis.
13011 * fortran/Make-lang.in: Remove tree-alias-*.o.
13013 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
13015 * genattrtab.c (write_insn_cases): New function, split out from
13016 write_attr_case. Correctly handle define_peepholes when printing
13017 the instruction name.
13018 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
13020 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
13023 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
13024 * config/cris/cris.c (cris_return_address_on_stack): New function.
13025 * config/cris/cris.md ("return"): For location of return address,
13026 also check cris_return_address_on_stack.
13028 2004-09-09 Diego Novillo <dnovillo@redhat.com>
13030 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
13031 calling phi_ssa_name_p.
13033 2004-09-09 Richard Henderson <rth@redhat.com>
13036 * c-typeck.c (valid_compound_expr_initializer): Use only
13037 initializer_constant_valid_p, and not TREE_CONSTANT.
13038 (digest_init): Likewise.
13039 (output_init_element): Likewise.
13041 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13043 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
13044 live_out_1, prune_hardregs_for_mode, init_one_web_common,
13045 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
13046 record_conflict, compare_and_free_webs, init_webs_defs_uses,
13047 parts_to_webs_1, parts_to_webs, reset_conflicts,
13048 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
13049 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
13050 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
13051 put_move, remove_move, combine, select_spill, colorize_one_web,
13052 try_recolor_web, insert_coalesced_conflicts, check_colors,
13053 break_precolored_alias, restore_conflicts_from_coalesce,
13054 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
13055 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
13056 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
13057 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
13058 check_df): Likewise.
13059 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
13060 real_arithmetic, real_compare, real_exponent, real_ldexp,
13061 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
13062 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
13063 real_digit, real_nan, real_maxval, round_for_format, real_convert,
13064 real_to_target, real_from_target, real_hash, encode_ieee_single,
13065 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
13066 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
13067 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
13068 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
13069 extract_insn, peep2_next_insn, peep2_reg_dead_p,
13070 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
13071 if_test_bypass_p): Likewise.
13072 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
13073 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
13074 emit_swap_insn, swap_to_top, move_for_stack_reg,
13075 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
13076 compensate_edge, convert_regs_1): Likewise.
13077 * regclass.c (init_reg_sets, init_reg_sets_1,
13078 memory_move_secondary_cost): Likewise.
13079 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
13081 * reload.c (push_secondary_reload, find_valid_class, push_reload,
13082 operands_match_p, decompose, immune_p, find_reloads,
13083 find_reloads_toplev, find_reloads_address_1, subst_reloads,
13084 copy_replacements, refers_to_regno_for_reload_p,
13085 reg_overlap_mentioned_for_reload_p): Likewise.
13086 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
13087 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
13088 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
13089 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
13090 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
13091 do_output_reload, fixup_abnormal_edges): Likewise.
13092 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
13093 fill_slots_from_thread, relax_delay_slots): Likewise.
13094 * resource.c (mark_referenced_resources, mark_set_resources):
13096 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
13097 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
13098 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
13099 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
13100 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
13101 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
13102 * rtlhooks.c (gen_lowpart_general): Likewise.
13103 * sbitmap.c (sbitmap_difference): Likewise.
13104 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
13105 sched_analyze, add_forward_dependence): Likewise.
13106 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
13107 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
13108 schedule_insns): Likewise.
13109 * sched-vis.c (print_pattern): Likewise.
13110 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
13111 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
13112 simplify_const_relational_operation, simplify_ternary_operation,
13113 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
13115 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
13116 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
13117 resolve_operand_name_1, expand_return, expand_decl,
13118 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
13119 * stor-layout.c (put_pending_size, smallest_mode_for_size,
13120 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
13121 set_sizetype, get_mode_bounds): Likewise.
13123 2004-09-09 Zack Weinberg <zack@codesourcery.com>
13125 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
13126 * config/arm/pecoff.h, config/i386/beos-elf.h
13127 * config/i386/cygming.h, config/i386/i386-interix.h:
13128 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
13129 comment cloned from manual.
13130 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
13132 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
13134 * builtins.c (build_va_arg_indirect_ref): New function.
13135 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
13136 build_fold_indirect_ref.
13137 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
13138 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
13139 * tree.h: Declare new function.
13141 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13143 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
13144 dumping for development builds.
13145 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
13146 development builds only.
13147 * genattrtab.c (write_eligible_delay): Fix typo in previous
13149 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
13152 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13154 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
13155 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
13156 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
13157 hoist_code, extract_mentioned_regs_helper, compute_store_table,
13158 insert_store): Use gcc_assert and gcc_unreachable.
13159 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
13160 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
13161 ggc_record_overhead): Likewise.
13162 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
13163 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
13164 ggc_pop_context, clear_marks, validate_free_objects,
13165 ggc_pch_read): Likewise.
13166 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
13167 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
13168 ggc_push_context, check_cookies, ggc_collect,
13169 ggc_print_statistics): Likewise.
13170 * gimple-low.c (lower_function_body, lower_stmt,
13171 lower_bind_expr): Likewise.
13172 * gimplify.c (gimple_tree_eq, push_gimplify_context,
13173 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
13174 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
13175 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
13176 gimplify_case_label_expr, gimplify_exit_block_expr,
13177 canonicalize_component_ref, gimplify_compound_lval,
13178 gimplify_self_mod_expr, gimplify_call_expr,
13179 gimplify_init_ctor_eval, gimplify_init_constructor,
13180 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
13181 gimplify_expr, check_pointer_types_r,
13182 force_gimple_operand): Likewise.
13183 * global.c (global_alloc, build_insn_chain): Likewise.
13184 * graph.c (clean_graph_dump_file,
13185 finish_graph_dump_file): Likewise.
13186 gcov-io.c (gcov_open): Use GCOV_CHECK.
13188 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
13190 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
13192 2004-09-09 Jan Hubicka <jh@suse.cz>
13195 * tree-inline.c (expand_call_inline): Make overactive sanity check
13198 2004-09-09 Jan Hubicka <jh@suse.cz>
13200 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
13203 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13205 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
13206 (gengtype.o): Depend on errors.h.
13207 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
13208 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
13209 attr_alt_subset_p, attr_alt_subset_of_compl_p,
13210 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
13211 write_test_expr, write_attr_value, write_eligible_delay,
13212 make_internal_attr, make_numeric_value): Likewise.
13213 * genautomata.c (regexp_name, get_str_vect,
13214 gen_presence_absence_set, automaton_decl_hash,
13215 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
13216 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
13217 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
13218 test_unit_reserv, it_is_empty_reserv_sets,
13219 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
13220 reserv_sets_and, output_cycle_reservs, get_free_state,
13221 intersected_state_reservs_p, states_union, remove_arc,
13222 copy_insn_regexp, transform_1, transform_2, transform_3,
13223 regexp_transform_func, store_alt_unit_usage,
13224 check_regexp_units_distribution, process_seq_for_forming_states,
13225 process_alts_for_forming_states, make_automaton,
13226 form_arcs_marked_by_insn, create_composed_state,
13227 set_out_arc_insns_equiv_num, partition_equiv_class,
13228 process_insn_equiv_class, set_insn_equiv_classes,
13229 units_to_automata_heuristic_distr, form_regexp,
13230 longest_path_length, output_dfa_max_issue_rate, add_vect,
13231 out_state_arcs_num, add_vect_el, output_trans_table,
13232 output_state_alts_table, output_dead_lock_vect,
13233 output_max_insn_queue_index_def,
13234 output_min_insn_conflict_delay_func,
13235 output_internal_insn_latency_func, output_print_reservation_func,
13236 output_cpu_unit_reservation_p, output_state_arcs,
13237 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
13238 make_default_insn_latency_attr,
13239 form_important_insn_automata_lists): Likewise.
13240 * genemit.c (gen_exp, output_add_clobbers,
13241 output_added_clobbers_hard_reg_p): Likewise.
13242 * genextract.c (print_path, main): Likewise.
13243 * genflags.c (gen_macro): Likewise.
13244 * gengenrtl.c: Include errors.h
13245 (type_from_format, accessor_from_format): Likewise.
13246 * gengtype.c (get_file_basename, output_mangled_typename,
13247 walk_type, write_types_process_field,
13248 write_types_local_process_field): Likewise.
13249 * genmodes.c (complete_mode): Likewise.
13250 * genopinit.c (gen_insn): Likewise.
13251 * genoutput.c (output_insn_data, check_constraint_len,
13252 constraint_len): Likewise.
13253 * genpreds.c (add_mode_tests):Likewise.
13254 * gen-protos.c (add_hash): Likewise.
13255 * genrecog.c (find_operand, find_matching_operand,
13256 validate_pattern, add_to_sequence, maybe_both_true,
13257 nodes_identical_1, merge_trees, write_switch, write_cond,
13258 write_action, is_unconditional, make_insn_sequence,
13259 debug_decision_2): Likewise.
13260 * gensupport.c (is_predicable, collect_insn_data,
13261 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
13263 2004-09-09 Jan Hubicka <jh@suse.cz>
13265 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
13266 * cfgbuild.c (compute_outgoing_frequencies): When probability is
13268 (find_many_sub_basic_blocks): Do update profile only when it is
13270 * predict.c (set_even_probabilities): Break out from ...
13271 (combine_predictions_for_insn): ... here; deal with
13272 !can_predict_insn_p insns.
13273 (combine_predictions_for_bb): Use set_even_probabilities.
13274 (bb_estimate_probability_locally): Break out from ....
13275 (estimate_probability): ... here.
13276 (guess_outgoing_edge_probabilities): New entry point.
13278 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
13280 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
13281 handle_braces, process_brace_body, main, used_arg,
13282 set_multilib_dir, print_multilib_info): Use fatal, not abort.
13284 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
13286 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
13287 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
13288 Morgan's theorem in last checkin.
13290 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13291 Nathan Sidwell <nathan@codesourcery.com>
13293 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
13294 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
13295 * timevar.c (timevar_push, timevar_pop, timevar_start,
13296 timevar_stop): Likewise.
13297 * toplev.c (default_pch_valid_p): Likewise.
13298 * tracer.c (tail_duplicate): Likewise.
13299 * tree-alias-common.c (get_alias_var_decl,
13300 get_values_from_constructor, create_alias_var, delete_alias_vars,
13301 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
13303 * tree.c (tree_size, make_node_stat, copy_node_stat,
13304 build_int_cst_wide, integer_all_onesp, list_length, chainon,
13305 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
13306 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
13307 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
13308 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
13309 build_method_type_directly, decl_type_context, get_callee_fndecl,
13310 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
13311 tree_fold_gcd): Likewise.
13312 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
13313 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
13314 cleanup_control_expr_graph, find_taken_edge,
13315 find_taken_edge_switch_expr, phi_alternatives_equal,
13316 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
13317 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
13318 tree_split_edge, tree_verify_flow_info, thread_jumps,
13319 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
13320 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
13321 chrec_fold_multiply_poly_poly): Likewise.
13322 * tree-complex.c (extract_component, expand_complex_division,
13323 expand_complex_comparison, expand_complex_operations_1,
13324 build_replicated_const, expand_vector_operations_1): Likewise.
13325 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
13326 build_classic_dir_vector): Likewise.
13327 * tree-dfa.c (compute_immediate_uses_for_phi,
13328 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
13329 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
13330 * tree-dump.c (dequeue_and_dump): Likewise.
13331 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
13332 record_in_finally_tree, replace_goto_queue_1,
13333 maybe_record_in_goto_queue, verify_norecord_switch_expr,
13334 do_return_redirection): Likewise.
13335 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
13336 add_to_dst_predicate_list, find_phi_replacement_condition,
13337 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
13339 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
13340 initialize_inlined_parameters, declare_return_variable,
13341 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
13342 optimize_inline_calls, copy_tree_r): Likewise.
13343 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
13344 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
13345 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
13346 tsi_split_statement_list_after, tsi_split_statement_list_before):
13348 * tree-mudflap.c (mf_varname_tree): Likewise.
13349 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
13350 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
13351 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13352 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
13353 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
13354 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
13356 * tree-phinodes.c (resize_phi_node, add_phi_arg,
13357 remove_all_phi_nodes_for): Likewise.
13358 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
13359 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
13360 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
13361 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
13362 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
13363 generate_one_element_ref, generate_element_copy,
13364 generate_element_zero, scalarize_copy, scalarize_init,
13365 scalarize_ldst): Likewise.
13366 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
13367 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
13368 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
13369 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
13370 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
13371 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
13372 widen_bitfield, ccp_fold_builtin): Likewise.
13373 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
13374 replace_exp_1, propagate_tree_value): Likewise.
13375 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13376 * tree-ssa-dce.c (set_control_dependence_map_bit,
13377 find_control_dependence, find_pdom, mark_operand_necessary,
13378 mark_stmt_if_obviously_necessary,
13379 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
13380 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
13381 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
13382 eliminate_redundant_computations, avail_expr_eq): Likewise.
13383 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
13384 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13385 duplicate_blocks): Likewise.
13386 * tree-ssa-loop-im.c (for_each_index, set_level,
13387 is_call_clobbered_ref): Likewise.
13388 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
13389 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
13390 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
13391 peel_address, ptr_difference_cost, may_replace_final_value,
13392 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
13393 rewrite_use, rewrite_uses): Likewise.
13394 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13395 check_loop_closed_ssa_use): Likewise.
13396 * tree-ssanames.c (make_ssa_name): Likewise.
13397 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
13398 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
13399 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
13400 get_indirect_ref_operands, add_stmt_operand): Likewise.
13401 * tree-ssa-pre.c (value_exists_in_set_bitmap,
13402 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
13403 phi_translate, valid_in_set, compute_antic,
13404 find_or_generate_expression, create_expression_by_pieces, insert_aux,
13405 create_value_expr_from, eliminate): Likewise.
13406 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
13407 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
13409 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
13410 eliminate_tail_call): Likewise.
13411 * tree-vectorizer.c (vect_create_index_for_array_ref,
13412 vect_align_data_ref, vect_create_data_ref,
13413 vect_create_destination_var, vect_get_vec_def_for_operand,
13414 vect_finish_stmt_generation, vect_transform_stmt,
13415 vect_transform_loop_bound, vect_transform_loop,
13416 vect_analyze_operations): Likewise.
13417 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
13419 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
13420 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
13421 bsi_after_labels, bsi_last): Likewise.
13422 * tree-ssa-live.c (var_union, change_partition_var,
13423 create_ssa_var_map, calculate_live_on_entry, root_var_init,
13424 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
13426 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
13427 tpa_find_tree): Likewise.
13428 (register_ssa_partition_check): Declare.
13429 (register_ssa_partition): use it.
13430 * tree-ssa-live.c: Include errors.h.
13431 (register_ssa_partition_check): New.
13432 * tree-ssa-operands.c: Include errors.h.
13433 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
13435 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
13436 Catherine Moore <clm@redhat.com>
13438 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
13439 (FRV_CPU_FR405): New processor enums.
13440 (frv_issue_rate, frv_acc_group): Declare.
13441 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
13442 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
13443 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
13444 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
13445 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
13446 handled by CPP_SPEC.
13447 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
13448 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
13449 (ACC_MASK): New macro.
13450 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
13451 (TARGET_MEDIA_FR450): New macro.
13452 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
13453 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
13454 (LABEL_ALIGN_AFTER_BARRIER): Define.
13455 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
13456 (IACC_FIRST, IACC_LAST): New pair of SPRs.
13457 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
13458 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
13459 (REGISTER_NAMES): Add entries for new registers.
13460 (REG_CLASS_CONTENTS): Update for new register ranges.
13461 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
13462 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
13463 (PACKING_FLAG_USED_P): Delete.
13464 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
13465 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
13466 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
13467 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
13468 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
13469 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
13470 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
13471 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
13472 (CPU_UNITS_QUERY): Define to 1.
13473 * config/frv/frv.c: Include gt-frv.h
13474 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
13475 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
13476 (frv_insn_group): New enumeration.
13477 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
13478 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
13479 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
13480 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
13481 gap left by REGSTATE_LIVE.
13482 (regstate_t): New typedef.
13483 (TARGET_MACHINE_DEPENDENT_REORG): Define.
13484 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
13485 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
13486 Initialize frv_unit_codes[] and frv_type_to_unit[].
13487 (frv_conditional_register_usage): Remove redundant fixing of
13488 accumulator registers.
13489 (frv_insn_packing_flag): Update specification.
13490 (frv_function_prologue): Don't set frv_insn_packing_flag here.
13491 Zero out frv_nops[].
13492 (frv_expand_epilogue): Remove comments about the no-longer-present
13493 SIBCALL_P argument.
13494 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
13495 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
13496 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
13497 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
13498 packing is disabled and if INSN can only issue to M1.
13499 (call_operand): Check TARGET_LONG_CALLS.
13500 (acc_operand, even_acc_operand, quad_acc_operand)
13501 (accg_operand): Simplify. Don't accept pseudo registers.
13502 (output_move_single): Handle SPR<-zero moves.
13503 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
13504 (frv_registers_update, frv_registers_used_p): Delete.
13505 (frv_registers_set_p): Delete.
13506 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
13507 (frv_issues_to_branch_unit_p): New function.
13508 (frv_packet): New structure.
13509 (frv_cond_flags, frv_regstate_conflict_p): New functions.
13510 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
13511 (frv_registers_update_1, frv_registers_update): New functions.
13512 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
13513 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
13514 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
13515 (frv_sort_insn_group, frv_reorder_packet): New functions.
13516 (frv_pack_insns): Use frv_reorder_packet.
13517 (frv_packet_address): New variable.
13518 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
13519 (frv_register_nop, frv_reorg): New functions.
13520 (bdesc_1arg): Add __SCUTSS.
13521 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
13522 __SUBSS, __SLASS and __SCAN.
13523 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
13524 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
13525 (frv_init_builtins): Register the above builtins.
13526 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
13527 registers. Turn the referenced accumulators into global registers.
13528 (frv_read_iacc_argument): New function.
13529 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
13530 (frv_split_iacc_move): New function.
13531 (frv_expand_builtin): Handle the new builtins.
13532 * config/frv/frv.md: Replace old schedulers with new order-independent
13533 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
13535 (cpu): Add fr550, fr450 and fr405.
13536 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
13537 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
13538 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
13539 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
13540 (fnop, mnop): New patterns.
13541 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
13543 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
13544 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
13546 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
13547 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
13548 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
13549 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
13550 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
13551 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
13552 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
13553 (frv_prefetch0, frv_prefetch): New patterns.
13554 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
13555 -mcpu=simple. Add -mcpu=fr550.
13556 (MULTILIB_DIRNAMES): Update accordingly.
13557 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
13559 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
13560 -mlong-calls and -malign-labels options for FR-V.
13562 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13565 * c-tree.h (struct c_declspecs): New.
13566 (struct c_declarator, struct c_type_name, struct c_parm): Update
13568 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
13569 start_function, start_decl, build_c_parm,
13570 make_pointer_declarator): Update prototypes.
13571 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13572 declspecs_add_scspec, declspecs_add_attrs): New.
13573 (split_specs_attrs): Remove.
13574 * c-parse.in (%union): Add dsptype.
13575 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
13576 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
13577 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
13578 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
13579 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
13580 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
13581 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
13582 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
13583 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
13584 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
13585 maybe_type_quals_attrs): Change to dsptype.
13586 (struct c_declspec_stack): New.
13587 (current_declspecs, declspec_stack): Change type.
13588 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
13590 (extdefs): Likewise.
13591 (setspecs): Likewise.
13592 (fndef): Use current_declspecs for empty declspecs list.
13593 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
13594 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
13595 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
13596 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
13597 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
13598 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
13599 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
13600 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
13601 structures and helper functions. Update comments.
13602 (typespec_nonattr): Correct comment.
13603 (maybe_type_quals_attrs, typename): Update to new structures.
13604 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
13605 shadow_tag, shadow_tag_warned, start_function, start_decl,
13606 build_c_parm, make_pointer_declarator,
13607 set_array_declarator_inner, groktypename): Update to new
13609 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13610 declspecs_add_scspec, declspecs_add_attrs): New.
13611 (split_specs_attrs): Remove.
13612 (shadow_tag_warned): Make warning for useless type names a
13613 pedwarn. Give hard error for long, short, signed, unsigned or
13614 _Complex used with struct, union or enum in empty declaration.
13615 Make found_tag a bool.
13616 (grokdeclarator): Remove checks now done at parse time.
13618 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13620 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
13621 c_declarator, struct c_type_name, struct c_parm): New.
13622 (build_array_declarator, set_array_declarator_inner,
13623 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
13624 start_function, start_decl, build_c_parm, build_attrs_declarator,
13625 build_function_declarator, make_pointer_declarator, c_cast_expr,
13626 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
13627 (build_id_declarator): New.
13628 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
13630 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
13631 ARG_INFO_OTHERS): Remove.
13632 (build_id_declarator): New.
13633 (build_array_declarator, set_array_declarator_inner, groktypename,
13634 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
13635 grokfield, start_function, store_parm_decls_newstyle,
13636 store_parm_decls_oldstyle, store_parm_decls,
13637 build_c_parm, build_attrs_declarator, build_function_declarator,
13638 make_pointer_declarator, grokdeclarator): Update to new
13640 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
13642 (declarator, notype_declarator, after_type_declarator,
13643 parm_declarator, parm_declarator_starttypename,
13644 parm_declarator_nostarttypename, array_declarator, typename,
13645 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
13646 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
13647 parmlist_1, parmlist_2, parmlist_or_identifiers,
13648 parmlist_or_identifiers_1): Use these types.
13649 (primary, after_type_declarator, parm_declarator_starttypename,
13650 notype_declarator, component_decl, component_declarator,
13651 component_notype_declarator, typename, absdcl,
13652 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
13653 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
13655 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
13657 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
13658 in_typeof, record_maybe_used_decl, pop_maybe_used,
13659 c_expr_sizeof_expr, c_expr_sizeof_type): New.
13660 * c-decl.c (parser_obstack): New.
13661 (c_init_decl_processing): Initialize parser_obstack.
13662 (c_write_global_declarations_1): Check for used but undefined
13664 * c-parse.in (%union): Add otype.
13665 (save_obstack_position): New.
13667 (unary_expr): Update in_sizeof and in_alignof. Use
13668 c_expr_sizeof_expr and c_expr_sizeof_type.
13669 (sizeof): Update in_sizeof.
13670 (alignof): Update in_alignof.
13671 (typeof): Update in_typeof.
13672 (typespec_nonreserved_nonattr): Call pop_maybe_used.
13673 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
13674 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
13675 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
13676 (build_external_ref): Set C_DECL_USED or call
13677 record_maybe_used_decl if appropriate.
13678 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
13680 2004-09-08 Eric Christopher <echristo@redhat.com>
13682 * builtins.c: Fix prototype for fold_builtin_atan.
13684 2004-09-08 Eric Christopher <echristo@redhat.com>
13686 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
13687 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
13688 fold_builtin_atan): New functions. Migrate function bodies...
13689 (fold_builtin_1): ... from here.
13691 2004-09-09 Alan Modra <amodra@bigpond.net.au>
13693 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
13696 2004-09-08 David Edelsohn <edelsohn@gnu.org>
13698 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
13699 * config/rs6000/power5.md (power5-lmul): Same.
13701 2004-09-08 Richard Henderson <rth@redhat.com>
13704 * function.c (expand_function_end): Have fall-off-the-end
13705 return path jump around return register setup.
13707 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13709 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
13710 (output_return): Do not test for the presence of the 'unimp' insn.
13711 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
13712 as predicates instead of custom ones. Return raw strings when
13714 (output_sibcall): Likewise. Concatenate strings.
13715 (output_ubranch): Remove kludge for TurboSPARC.
13716 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
13717 (output_v9branch): Likewise.
13718 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
13719 <#>: Set sparc_indent_opcode if the delay slot is filled.
13721 <)>: New operand to emit the displacement from the saved PC on return.
13723 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
13724 (ASM_OUTPUT_OPCODE): New macro.
13725 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
13726 * config/sparc/sparc.md (normal_branch, inverted_branch,
13727 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
13728 inverted_fpe_branch): Adjust call to output_cbranch.
13729 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
13730 call to output_v9branch.
13731 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
13732 (output_v9branch): Likewise.
13734 2004-09-08 Devang Patel <dpatel@apple.com>
13736 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
13737 -segs_read_only_addr and -segs_read_write_addr.
13738 (WORD_SWITCH_TAKES_ARG): Same.
13740 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
13741 -segs_read_write_addr.
13743 2004-09-08 Richard Henderson <rth@redhat.com>
13745 * function.c (reference_callee_copied): New.
13746 (assign_parm_setup_reg): Use it.
13747 * calls.c (initialize_argument_information): Likewise.
13748 (emit_library_call_value_1): Likewise.
13749 * function.h (reference_callee_copied): Declare.
13751 * target.h (struct gcc_target): Add callee_copies.
13752 * target-def.h (TARGET_CALLEE_COPIES): New.
13753 (TARGET_PASS_BY_REFERENCE): Update default.
13754 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13755 * targhooks.c (hook_callee_copies_named): New.
13756 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
13757 hook_pass_by_reference_false.
13758 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
13759 * targhooks.h: Update decls.
13760 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
13761 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13762 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
13763 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
13764 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13765 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
13766 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13767 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
13768 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13769 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
13770 (mips_callee_copies): New.
13771 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13772 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
13773 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13774 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
13775 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13776 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
13777 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13778 * config/sh/sh.c (sh_callee_copies): New.
13779 (TARGET_CALLEE_COPIES): New.
13780 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13781 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
13782 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
13783 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
13784 for FUNCTION_ARG_CALLEE_COPIES.
13785 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
13787 2004-09-08 Devang Patel <dpatel@apple.com>
13789 * tree-if-conv.c (find_phi_replacement_condition): Return true
13791 (replace_phi_with_cond_modify_expr): Select conditional expr args
13792 based on true edge basic block.
13794 2004-09-08 Jan Hubicka <jh@suse.cz>
13796 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
13797 variables being alias set.
13799 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13801 * final.c (shorten_branches, final, get_insn_template,
13802 output_alternate_entry_point, final_scan_insn, alter_subreg,
13803 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
13804 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
13805 * fix-header.c (lookup_std_proto): Likewise.
13806 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
13807 verify_local_live_at_start, update_life_info, mark_reg,
13808 calculate_global_regs_live, allocate_reg_life_data,
13809 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
13810 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
13811 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
13812 * fold-const.c (force_fit_type, div_and_round_double,
13813 may_negate_without_overflow_p, int_const_binop, const_binop,
13814 size_binop, size_diffop, fold_convert_const, fold_convert,
13815 invert_tree_comparison, swap_tree_comparison,
13816 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
13817 range_binop, make_range, fold_cond_expr_with_comparison,
13818 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
13819 fold_abs_const, fold_not_const, fold_relational_const, round_up,
13820 round_down): Likewise.
13821 * function.c (find_function_data, assign_stack_temp_for_type,
13822 instantiate_virtual_regs_lossage, aggregate_value_p,
13823 assign_parm_find_entry_rtl, assign_parm_setup_block,
13824 expand_function_start, expand_function_end, keep_stack_depressed,
13825 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
13827 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
13829 * Makefile.in (tree-loop-linear.o): Added.
13830 (OBJS-common): Add tree-loop-linear.o
13831 * common.opt: New flag, ftree-loop-linear.
13832 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
13833 * tree-flow.h: Add prototype for linear_transform_loops.
13834 * tree-optimize.c: Add linear transform after vectorization.
13835 * tree-pass.h: Add struct pass_linear_transform.
13836 * tree-ssa-loop.c: Add pass_linear_transform.
13837 * tree-loop-linear.c: New file.
13838 * lambda-code.c: gcc_assertify.
13839 (gcc_loop_to_lambda_loop): Handle all exit tests.
13840 Handle case where we have (invariant >= induction var).
13841 (find_induction_var_from_exit_cond): Ditto.
13843 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
13845 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
13846 memory tag is call clobbered, so are its aliases.
13847 (group_aliases): When two memory tags being grouped, if one is
13848 call clobbered, so are the other and its aliases.
13849 (add_may_alias): Remove call-clobbering stuff.
13850 (replace_may_alias): Likewise.
13851 (merge_pointed_to_info): Merge pt_global_mem
13853 2004-09-08 Jan Hubicka <jh@suse.cz>
13855 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
13856 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
13857 (cgraph_expand_function): Remove stale cgraph edges of currently
13858 compiled function; fix non-unit-at-a-time code copying function
13859 node for later reuse.
13861 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13863 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
13864 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
13865 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
13866 (vec_gc_free, vec_heap_free): New.
13867 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
13868 (DEF_VEC_P): Add allocator argument. Adjust.
13869 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
13870 (DEF_VEC_O): Add allocator argument. Adjust.
13873 * tree.h (tree): Define a GC'd vector.
13874 * lamba-code.c (lambda_loop): Likewise.
13875 * value-prof.h (histogram_value): Likewise.
13877 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13879 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
13880 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
13881 gen_lowpart_common, gen_highpart, gen_highpart_mode,
13882 subreg_highpart_offset, operand_subword, operand_subword_force,
13883 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
13884 set_mem_alias_set, change_address_1, verify_rtx_sharing,
13885 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
13886 try_split, add_insn_after, add_insn_before, remove_insn,
13887 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
13888 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
13889 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
13890 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
13891 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
13892 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
13893 record_path_before_1, check_path_after_1, check_path_after): Likewise.
13894 * except.c (gen_eh_region, resolve_one_fixup_region,
13895 remove_unreachable_regions, convert_from_eh_region_ranges_1,
13896 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
13897 connect_post_landing_pads, sjlj_emit_function_exit,
13898 remove_exception_handler_label, remove_eh_handler,
13899 reachable_next_level, collect_one_action_chain,
13900 output_function_exception_table): Likewise.
13901 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
13902 optimize_save_area_alloca, allocate_dynamic_stack_space,
13903 probe_stack_range, hard_function_value): Likewise.
13904 * expmed.c (mode_for_extraction, store_bit_field,
13905 store_fixed_bit_field, extract_bit_field, expand_shift,
13906 expand_mult_const, expand_mult, choose_multiplier,
13907 expand_mult_highpart, expand_divmod, emit_store_flag,
13908 do_cmp_and_jump): Likewise.
13909 * expr.c (convert_move, convert_modes, move_by_pieces,
13910 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
13911 move_block_from_reg, gen_group_rtx, emit_group_load,
13912 emit_group_move, emit_group_store, use_reg, use_regs,
13913 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
13914 emit_move_insn, emit_move_insn_1, emit_push_insn,
13915 expand_assignment, store_expr, count_type_elements,
13916 store_constructor, store_field, safe_from_p, expand_var,
13917 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
13919 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
13921 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
13922 gcc_assert and gcc_unreachable.
13923 * ddg.c (create_ddg_dependence, add_deps_for_def,
13924 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
13925 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
13926 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
13927 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
13928 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
13929 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
13930 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
13931 dataflow_set_copy, hybrid_search, diagnostic.c,
13932 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
13933 * dojump.c (do_jump): Likewise.
13934 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
13935 compute_dom_fast_query, calculate_dominance_info,
13936 free_dominance_info, get_immediate_dominator,
13937 set_immediate_dominator, get_dominated_by,
13938 redirect_immediate_dominators, nearest_common_dominator,
13939 dominated_by_p, verify_dominators, recount_dominator,
13940 iterate_fix_dominators, add_to_dominance_info,
13941 delete_from_dominance_info): Likewise.
13942 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
13943 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
13944 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
13945 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
13946 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
13947 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
13948 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
13949 output_call_frame_info, output_loc_operands, build_cfa_loc,
13950 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
13951 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
13952 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
13953 splice_child_die, attr_checksum, same_dw_val_p,
13954 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
13955 unmark_dies, value_format, output_loc_list, output_die,
13956 output_pubnames, output_aranges, base_type_die, is_base_type,
13957 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
13958 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
13959 field_byte_offset, add_data_member_location_attribute,
13960 add_const_value_attribute, rtl_for_decl_location,
13961 add_location_or_const_value_attribute, add_byte_size_attribute,
13962 add_bit_offset_attribute, add_bit_size_attribute,
13963 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
13964 decl_start_label, gen_formal_parameter_die,
13965 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
13966 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
13967 force_decl_die, force_type_die, gen_decl_die,
13968 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
13969 dwarf2out_finish): Likewise.
13971 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
13973 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
13974 * builtins.c: Include tree-mudflap.h.
13976 2004-09-08 Uros Bizjak <uros@kss-loka.si>
13978 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
13979 force operand 0.0 into register in XFmode. Also do not force
13980 operand 0.0 into register if !TARGET_CMOVE.
13981 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
13982 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
13983 implement ftst x87 instruction.
13984 (*fp_jcc_7): New insn pattern. Change corresponding split
13985 pattern to handle "general_operand" instead of
13986 "nonimmediate_operand".
13988 2004-09-08 Ben Elliston <bje@au.ibm.com>
13990 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
13992 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
13994 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
13995 generated from standard va_arg expansion.
13996 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
13998 (mf_varname_tree, mf_file_function_line_tree): Add some support
13999 for column numbers if compiled with USE_MAPPED_LOCATION.
14001 2004-09-07 Ziemowit Laski <zlaski@apple.com>
14003 * c-decl.c (groktypename_in_parm_context): Remove function.
14004 * c-tree.h (groktypename_in_parm_context): Remove prototype.
14006 2004-09-07 Ziemowit Laski <zlaski@apple.com>
14008 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
14009 * c-parse.in: Include c-common.h instead of objc-act.h.
14010 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
14011 myparms, myparm): Remove %type declarations.
14012 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
14013 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
14015 (objc_inherit_code, objc_public_flag): Remove.
14016 (typespec_nonreserved_nonattr): Call
14017 objc_get_protocol_qualified_type() instead of get_static_reference()
14018 and get_protocol_reference().
14019 (stmt_nocomp): Call grokparm() on @catch parameter.
14020 (objcdef): Move semantic action to objc_finish_implementation().
14021 (classdef): Move semantic action to objc_start_class_interface(),
14022 objc_continue_interface(), objc_finish_interface(),
14023 objc_start_class_implementation(), objc_continue_implementation(),
14024 objc_start_category_interface() and
14025 objc_start_category_implementation().
14026 (protocoldef): Move semantic actions to objc_start_protocol() and
14027 objc_finish_interface().
14028 (ivar_decl_list): Remove nonterminal.
14029 (visibility_spec): Move semantic actions to objc_set_visibility().
14030 (ivar_decls): Remove assignment to $$.
14031 (ivar_decl): Rephrase in terms of component_decl; call
14032 objc_add_instance_variable().
14033 (ivars, ivar_declarator): Remove nonterminals.
14034 (opt_semi): New nonterminal.
14035 (methodtype): Remove semantic actions.
14036 (methoddef): Move semantic actions to objc_set_method_type(),
14037 objc_start_method_definition() and objc_finish_method_definition().
14038 (methodproto): Move semantic actions to objc_set_method_type() and
14039 objc_add_method_declaration().
14040 (methoddecl): Use objc_typename instead of typename; move semantic
14041 actions to objc_build_method_signature().
14042 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
14043 (optparmlist): Express in terms of optparms and optellipsis.
14044 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
14046 (keyworddecl): Use objc_typename instead of typename.
14047 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
14048 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
14050 2004-09-08 Alan Modra <amodra@bigpond.net.au>
14052 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
14053 (MD_FALLBACK_FRAME_STATE_FOR): Update.
14054 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
14055 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
14056 (MD_FROB_UPDATE_CONTEXT): Remove default.
14057 (uw_update_context_1): Instead #ifdef invocation.
14058 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
14059 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
14060 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
14061 (MD_UNWIND_SUPPORT): Undefine this instead.
14062 * config/i386/gnu.h: Likewise.
14063 * config/alpha/linux-unwind.h: New file, macro converted to
14064 function, extracted from..
14065 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
14066 (MD_UNWIND_SUPPORT): Define.
14067 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
14068 * config/i386/linux-unwind.h, config/i386/linux.h,
14069 config/i386/linux64.h: Likewise.
14070 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
14071 MD_HANDLE_UNWABI too.
14072 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
14073 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
14074 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
14075 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
14076 * config/sparc/linux-unwind.h, config/sparc/linux.h,
14077 config/sparc/linux64.h: Likewise.
14078 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
14079 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
14080 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
14081 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
14082 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
14084 2004-09-07 Jan Hubicka <jh@suse.cz>
14086 * cse.c (fold_rtx): Avoid building of
14087 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
14089 * tree-ssa-pre.c (grand_bitmap_obstack): New.
14090 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
14091 (init_pre): Initialize obstack.
14092 (fini_pre): Free obstack.
14094 2004-09-07 David Daney <ddaney@avtrex.com>
14096 * config.gcc: Added support for --with-divide=[breaks|traps] for
14098 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
14099 (TARGET_DIVIDE_TRAPS): New macro.
14100 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
14101 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
14102 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
14103 GENERATE_DIVIDE_TRAPS.
14104 (mips_output_division): Emit conditional trap if
14105 GENERATE_DIVIDE_TRAPS is set.
14106 * doc/install.texi: Document --with-divide.
14107 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
14109 2004-09-07 Caroline Tice <ctice@apple.com>
14111 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
14112 EDGE_CROSSING, to flags test case.
14114 2004-09-07 Jan Hubicka <jh@suse.cz>
14116 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
14119 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14121 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
14122 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
14123 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
14124 or gcc_unreachable.
14125 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
14126 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
14127 alloc_aux_for_edges, free_aux_for_edges): Likewise.
14128 * cfgcleanup.c (try_forward_edges,
14129 merge_blocks_move_predecessor_nojumps,
14130 merge_blocks_move_successor_nojumps): Likewise.
14131 * cfgexpand.c (expand_gimple_cond_expr,
14132 expand_gimple_tailcall): Likewise.
14133 * cfghooks.c (duplicate_block): Likewise.
14134 * cfglayout.c (record_effective_endpoints,
14135 insn_locators_initialize, change_scope, fixup_reorder_chain,
14136 verify_insn_chain, fixup_fallthru_exit_predecessor,
14137 duplicate_insn_chain, cfg_layout_finalize): Likewise.
14138 * cfgloopanal.c (check_irred): Likewise.
14139 * cfgloop.c (superloop_at_depth, flow_loops_free,
14140 flow_loop_entry_edges_find, flow_loops_find,
14141 flow_loop_outside_edge_p, get_loop_body,
14142 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
14143 get_loop_exit_edges, num_loop_branches, cancel_loop,
14144 verify_loop_structure): Likewise.
14145 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
14146 duplicate_loop_to_header_edge, create_preheader,
14147 create_loop_notes): Likewise.
14148 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
14149 edirect_branch_edge, force_nonfallthru_and_redirect,
14150 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
14151 commit_edge_insertions, commit_edge_insertions_watch_calls,
14152 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
14153 cfg_layout_redirect_edge_and_branch_force,
14154 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
14155 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
14156 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
14157 cgraph_varpool_node): Likewise.
14158 * cgraphunit.c (cgraph_finalize_function,
14159 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
14160 cgraph_expand_function, cgraph_remove_unreachable_nodes,
14161 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
14162 cgraph_mark_inline, cgraph_expand_all_functions,
14163 cgraph_build_static_cdtor): Likewise.
14164 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
14165 simplify_logical, distribute_notes, insn_cuid): Likewise.
14166 * conflict.c (conflict_graph_add, print_conflict): Likewise.
14167 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
14168 coverage_checksum_string): Likewise.
14169 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
14170 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
14171 cse_cc_succs, cse_condition_code_reg): Likewise.
14172 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
14173 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
14174 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
14175 cselib_record_set): Likewise.
14177 2004-09-07 Jan Hubicka <jh@suse.cz>
14179 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
14181 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14183 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
14185 (fold_builtin_strpbrk): Likewise.
14186 * expr.c (array_ref_low_bound): Likewise.
14187 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
14188 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
14189 * tree-sra.c (generate_element_zero): Likewise.
14190 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
14191 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
14192 add_old_iv_candidates, add_iv_candidates): Likewise.
14193 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
14195 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14197 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
14198 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
14199 c_expand_expr, boolean_increment, nonnull_check_p,
14200 check_function_arguments_recurse, fold_offsetof_1): Likewise.
14201 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
14202 builtin_define_type_max): Likewise.
14203 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
14204 implicit_decl_warning, builtin_function, build_compound_literal,
14205 complete_array_type, grokdeclarator, get_parm_info,
14206 start_function, store_parm_decls_oldstyle,
14207 c_write_global_declarations): Likewise.
14208 * c-format.c (get_constant, decode_format_attr,
14209 maybe_read_dollar_number, get_flag_spec, check_format_arg,
14210 check_format_types, format_type_warning,
14211 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
14212 init_dynamic_diag_info, handle_format_attribute): Likewise.
14213 * c-gimplify.c (push_context, pop_context, finish_bc_block):
14214 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
14215 * c-objc-common.c (c_tree_printer): Likewise.
14216 * c-pch.c (pch_init): Likewise.
14217 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
14218 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
14219 * c-typeck.c (c_incomplete_type_error, composite_type,
14220 common_pointer_type, common_type, same_translation_unit_p,
14221 tagged_types_tu_compatible_p, finish_init, pop_init_level,
14222 set_designator, set_nonincremental_init_from_string,
14223 process_init_element, c_finish_if_stmt): Likewise.
14224 * caller-save.c (init_caller_save, save_call_clobbered_regs,
14225 insert_restore, insert_save, insert_one_insn): Likewise.
14226 * calls.c (emit_call_1, compute_argument_block_size,
14227 precompute_arguments, expand_call, emit_library_call_value_1,
14228 store_one_arg): Likewise.
14230 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
14232 * configure.ac (enable-checking): Add release option. Reorganize
14233 to avoid repetition.
14234 * configure: Rebuilt.
14235 * doc/install.texi (enable-checking): Amend documentation.
14237 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
14240 * Makefile.in (specs.ready): Depend on cc1$(exeext).
14242 2004-09-06 James E Wilson <wilson@specifixinc.com>
14244 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
14245 movdf_hardfloat_32bit): Split fG into two alternatives.
14246 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
14248 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
14250 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
14252 * final.c (output_in_slot): Delete.
14253 (final_scan_insn): Revert 2004-09-03 change.
14254 (output_asm_insn): Likewise.
14255 * config/sparc/sparc.c (output_return): Likewise.
14256 (output_sibcall): Likewise.
14258 2004-09-06 Jan Hubicka <jh@suse.cz>
14260 * loop.c (loop_dump_aux): Do not print RTL when not available.
14261 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
14262 frontend specific type nodes.
14263 (produce_memory_decl_rtl): Break out from ...
14264 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
14265 (get_computation_at): Avoid random tree sharing.
14266 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
14268 2004-09-06 Zack Weinberg <zack@codesourcery.com>
14270 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
14271 unnecessary commands.
14273 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
14275 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
14276 (bitmap.o): Likewise.
14278 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
14280 Unify the management of RTL and tree-level dump files.
14282 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
14283 Don't print function name to the dump file, the pass manager
14284 would do this for us. Add code from the top of
14285 rest_of_compilation, up to the initial RTL dump.
14286 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
14287 close the DFI_sibling dump file.
14288 (rest_of_compilation): Don't do that here. Remove code up to the
14290 (init_optimization_passes): Remove.
14291 (pass_rest_of_compilation): Change pass name to NULL.
14292 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
14293 Do not call init_optimization_passes.
14294 * toplev.h (init_optimization_passes): Remove.
14296 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14297 finish_graph_dump_file): Remove SUFFIX parameter.
14298 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
14299 finish_graph_dump_file): Likewise.
14301 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
14302 * cfgexpand.c (pass_expand): Adjust.
14303 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
14304 * passes.c (pass_rest_of_compilation): Adjust.
14305 * predict.c (pass_profile): Adjust.
14306 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
14307 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
14308 pass_split_crit_edges, pass_warn_function_return): Adjust.
14309 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
14310 * tree-dfa.c (pass_referenced_vars): Adjust.
14311 * tree-eh.c (pass_lower_eh): Adjust.
14312 * tree-if-conv.c (pass_build_ssa): Adjust.
14313 * tree-into-ssa.c (pass_build_ssa): Adjust.
14314 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
14315 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
14316 * tree-nrv.c (pass_nrv): Adjust.
14317 * tree-optimize.c (pass_gimple, pass_all_optimizations,
14318 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
14319 pass_init_datastructures): Adjust.
14320 * tree-outof-ssa.c (pass_del_ssa): Adjust.
14321 * tree-profile.c (pass_tree_profile): Adjust.
14322 * tree-sra.c (pass_sra): Adjust.
14323 * tree-ssa-alias.c (pass_may_alias): Adjust.
14324 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
14325 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
14326 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
14327 * tree-ssa-dom.c (pass_dominator): Adjust.
14328 * tree-ssa-dse.c (pass_dse): Adjust.
14329 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
14330 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
14331 * tree-ssa-loop-ch.c (pass_ch): Adjust.
14332 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
14333 pass_loop_done, pass_complete_unroll, pass_iv_canon,
14334 pass_iv_optimize, pass_vectorize): Adjust.
14335 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
14336 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
14337 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
14338 pass_late_warn_uninnitialized): Adjust.
14339 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
14341 * Makefile.in (tree-dump.o): Add new dependencies.
14342 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
14343 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
14345 * toplev.c (dump_file_name): New.
14346 * tree-dump.c (dump_enable_all): Add LETTER parameter.
14347 (struct dump_file_info): Add NUM and LETTER fields.
14348 (dump_files): Adjust and add RTL dump files.
14349 (dump_register): Add NUM and LETTER fields.
14350 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
14351 (dump_begin): Use get_dump_file_name.
14352 (dump_switch_p_1): Adjust call to dump_enable_all.
14353 * tree-dump.h (dump_register): Adjust prototype.
14354 * tree-optimize.c (register_one_dump_file): Take dump file index.
14355 Support flags for RTL dumps.
14356 (register_dump_files): Fill in NUM field of struct dump_file_info.
14357 Track properties both when the gate is executed and when it is not.
14358 (execute_todo): Dump RTL. Add PROPERTIES parameter.
14359 (execute_one_pass): Pass properties to execute_todo. Handle VCG
14361 * tree-pass.h (dump_file_name): New.
14362 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
14365 * Makefile.in (passes.o): Add new dependencies.
14366 * passes.c (struct dump_file_info, enum dump_file_index,
14367 dump_file_tbl, init_optimization_passes): Remove.
14368 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
14369 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
14371 (finish_optimization_passes): Update finish_graph_dump_file loop.
14372 (enable_rtl_dump_file): Remove.
14373 * tree-dump.c (dump_files): Adjust and add RTL dump files.
14374 (enable_rtl_dump_file): Add here.
14375 * tree.h (enum tree_dump_index): Add RTL dump file indices.
14376 * doc/invoke.texi (Debugging options): Document new RTL debugging
14379 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
14381 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
14382 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
14383 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
14384 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
14385 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
14386 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
14387 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
14388 vec.h: Fix comment formatting.
14390 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
14392 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
14393 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
14394 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
14395 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
14396 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
14397 tree-ssa-loop-niter.c, tree-ssa-operands.c,
14398 tree-ssa-operands.h, tree-ssa-propagate.c,
14399 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
14400 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
14402 2004-09-05 Diego Novillo <dnovillo@redhat.com>
14404 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
14405 vectorizer is enabled.
14407 2004-09-05 Andreas Jaeger <aj@suse.de>
14409 * tree-if-conv.c: Spell check comments and clean up whitespace.
14411 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14413 * tree-ssa-loop-ivopts.c: New file.
14414 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
14415 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
14416 target_pres_cost, target_spill_cost): Declare.
14417 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
14418 spill_cost): Renamed to ...
14419 (target_avail_regs, target_res_regs, target_small_cost,
14420 target_pres_cost, target_spill_cost): ... and exported.
14421 (init_set_costs, global_cost_for_size): Work with renamed variables.
14422 * common.opt (flag_ivopts): New flag.
14423 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
14425 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
14426 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
14427 generating SSA form.
14428 (force_gimple_operand): New function.
14429 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
14430 * tree-cfg.c (stmt_bsi): New function.
14431 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
14432 PARAM_IV_MAX_CONSIDERED_USES): New.
14433 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
14434 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
14435 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
14436 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
14437 * tree-nested.c (build_addr): Export.
14438 * tree-optimize.c (init_tree_optimization_passes): Add
14440 * tree-pass.h (pass_iv_optimize): Declare.
14441 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
14443 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
14444 as a phi node argument.
14445 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
14446 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
14448 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
14449 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
14450 pass_iv_optimize): New pass.
14451 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
14452 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
14453 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
14454 * tree.h (REF_ORIGINAL): New macro.
14455 (build_int_cst_type, unsigned_type_for, zero_p,
14456 cst_and_fits_in_hwi, build_addr): Declare.
14457 * doc/invoke.texi (-fivopts): Document.
14458 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
14459 PARAM_IV_MAX_CONSIDERED_USES): Document.
14460 * doc/passes.texi: Document induction variable optimizations pass.
14462 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14464 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
14465 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
14466 * c-common.c (c_common_attribute_table): Accept parameters to
14467 sentinel attribute.
14468 (check_function_sentinel, handle_sentinel_attribute): Likewise.
14469 * doc/extend.texi: Update accordingly.
14471 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14473 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
14475 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
14477 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
14479 (c_common_attribute_table): Add `sentinel' attribute.
14480 (check_function_arguments): Handle `sentinel' attribute.
14481 * doc/extend.texi: Document `sentinel' attribute.
14483 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
14485 * configure: Regenerated.
14487 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14489 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
14491 * tree.c (save_expr): No longer TREE_READONLY.
14493 2004-09-04 Jan Hubicka <jh@suse.cz>
14495 * passes.c (rest_of_clean_state): Fix merge conflict made during
14496 commiting the patch.
14498 2004-09-04 Jan Hubicka <jh@suse.cz>
14500 * passes.c (rest_of_clean_state): Decompose the instruction stream.
14502 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14504 * doc/md.texi (shift patterns): New anchor. Add reference to
14505 TARGET_SHIFT_TRUNCATION_MASK.
14506 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
14507 * target.h (shift_truncation_mask): New target hook.
14508 * targhook.h (default_shift_truncation_mask): Declare.
14509 * targhook.c (default_shift_truncation_mask): Define.
14510 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
14511 (TARGET_INITIALIZER): Include it.
14512 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
14513 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
14514 reject all out-of-range values. Fix sign-extension code for modes
14515 whose width is smaller than HOST_BITS_PER_WIDE_INT.
14516 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
14517 (expand_superword_shift, expand_subword_shift): Likewise.
14518 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
14519 (expand_binop): Use them to implement double-word shifts.
14520 * config/arm/arm.c (arm_shift_truncation_mask): New function.
14521 (TARGET_SHIFT_TRUNCATION_MASK): Define.
14523 2004-09-04 Jan Hubicka <jh@suse.cz>
14525 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
14526 (mix): New macro copied from hashtab.c
14527 (iterative_hash_hashval_t, iterative_hash_pointer,
14528 iterative_hash_host_wide_int): New functions based on hashtab.c
14531 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14533 * config/mips/mips.md (mask): New mode attribute.
14534 (zero_extendsidi2): Add memory alternative.
14535 (*zero_extendsidi2_mem): Delete.
14536 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
14537 memory_operand in the TARGET_MIPS16 check.
14538 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
14539 Redefine using :GPR and :SHORT.
14540 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
14542 2004-09-04 Uros Bizjak <uros@kss-loka.si>
14544 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
14546 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
14547 expand_builtin_mathfn.
14548 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
14549 btrunc?f patterns for btrunc_optab. Implement rint_optab using
14551 * optabs.c (init_optabs): Initialize rint_optab.
14552 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
14554 (btrunc_optab): Rename macro from trunc_optab.
14555 (rint_optab): Define corresponding macro.
14557 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
14558 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
14560 * config/i386/i386-protos.h (emit_i387_cw_initialization):
14561 Change prototype. Add new int parameter.
14562 * config/i386/i386.c (emit_i387_cw_initialization):
14563 Handle new rounding modes.
14565 * config/i386/i386.h (enum fp_cw_mode): Delete.
14566 (MODE_NEEDED): Handle new rounding modes.
14567 (EMIT_MODE_SET): Change condition to handle new rounding modes.
14569 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
14570 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
14571 represent different rounding modes of frndint insn.
14572 (type): Add frndint type.
14573 (i387, length, memory): Handle this type.
14574 (i387_cw): New attribute definition.
14575 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
14576 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
14577 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
14578 Add "i387_cw" attribute defined to "trunc".
14579 (x86_fnstcw_1): Remove comment.
14580 (*frndintxf2): Rename insn definition to frndintxf2. Move
14581 insn definition near rint?f2 expanders.
14582 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
14583 rintf and rintl built-ins as inline x87 intrinsics.
14584 (frndintxf2_floor): New pattern to implement floor rounding
14585 mode with frndint x87 instruction.
14586 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
14587 floorf and floorl built-ins as inline x87 intrinsics.
14588 (frndintxf2_ceil): New pattern to implement ceil rounding
14589 mode with frndint x87 instruction.
14590 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
14591 ceilf and ceill built-ins as inline x87 intrinsics.
14592 (frndintxf2_trunc): New pattern to implement trunc rounding
14593 mode with frndint x87 instruction.
14594 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
14595 truncf and truncl built-ins as inline x87 intrinsics.
14596 (frndintxf2_mask_pm): New pattern to implement rounding
14597 mode with exceptions with frndint x87 instruction.
14598 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
14599 implement nearbyint, nearbyintf and nearbyintl built-ins as
14600 inline x87 intrinsics.
14602 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
14604 * config/mips/mips.md (SHORT): New mode macro.
14605 (size): New mode attribute.
14606 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
14607 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
14608 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
14610 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
14611 *extend[qh]isi2_hw patterns and extending them to di.
14612 (extendqihi2): Implement as define_insn_and_split that produces
14613 extendqisi2 after reload.
14615 2004-09-03 Devang Patel <dpatel@apple.com>
14617 * Makefile.in (OBJS-common): Add tree-if-conv.o
14618 (tree-if-conv.o): New rule.
14619 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
14620 (get_loop_body_in_bfs_order): New.
14621 * cfgloop.h (get_loop_body_in_bfs_order): New.
14622 * tree-flow.h (enum move_pos): Move here from ..
14623 * tree-ssa-loop-im.c (enum move_pos): here.
14624 (movement_possibility): Make externally visible.
14625 * tree-optimize.c (init_tree_optimization_passes): New entry for
14626 if conversion pass.
14627 * tree-pass.h (pass_if_conversion): New.
14628 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
14629 * tree-if-conv.c: New file.
14630 * doc/passes.texi: Document tree if-conversion pass.
14631 * doc/tree-ssa.texi: Same.
14633 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
14636 Makefile.in (LIB2ADDEHSTATIC): New.
14637 (LIB2ADDEHSHARED): New.
14639 (LIBUNWINDDEP): New.
14640 (SHLIBUNWIND_LINK): New.
14641 (SHLIBUNWIND_INSTALL): New.
14642 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
14643 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
14644 (clean): Remove libunwind*
14645 (stage1-start): Remove and copy stage1/libunwind*.
14646 (stage2-start): Remove and copy stage2/libunwind*.
14647 (stage3-start): Remove and copy stage3/libunwind*.
14648 (stage4-start): Remove and copy stage4/libunwind*.
14649 (stageprofile-start): Remove and copy stageprofile/libunwind*.
14650 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
14652 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
14653 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
14654 tmake_file if --with-system-libunwind isn't used.
14656 * config/ia64/t-glibc-libunwind: New file.
14657 * config/t-libunwind-elf: Likewise.
14658 * unwind-compat.c: Likewise.
14659 * unwind-compat.h: Likewise.
14660 * unwind-dw2-fde-compat.c: Likewise.
14662 * config/ia64/t-glibc (LIB2ADDEH): Updated.
14663 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
14665 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
14667 * unwind-dw2-fde-glibc.c: Likewise.
14668 * unwind-dw2.c: Likewise.
14670 * config/t-libunwind (LIB2ADDEH): Updated.
14671 (LIB2ADDEHSTATIC): New.
14672 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
14673 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
14675 * configure.ac: Change --enable-libunwind-exceptions to
14676 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
14677 * configure: Regenerated.
14678 * config.in: Updated.
14680 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
14681 above and mention --with-system-libunwind.
14682 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
14683 removed in gcc 3.4.3 and later.
14685 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
14686 USE_LIBUNWIND_EXCEPTIONS is defined.
14688 * mklibgcc.in: Support libunwind.
14690 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
14692 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
14695 2004-09-03 Richard Henderson <rth@redhat.com>
14698 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
14699 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
14700 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
14701 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
14702 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
14703 resize_stack_vars_conflict, add_stack_var_conflict,
14704 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
14705 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
14706 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
14707 expand_one_static_var, expand_one_hard_reg_var,
14708 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
14709 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
14710 (expand_used_vars): Rewrite.
14711 * Makefile.in (cfgexpand.o): Update dependencies.
14713 2004-09-04 Jan Hubicka <jh@suse.cz>
14715 * cfg.c (free_edge): Use ggc_free.
14716 (expunge_block): Use ggc_free.
14717 * passes.c (rest_of_clean_state): Free after compilation.
14718 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
14719 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
14721 2004-09-03 James E Wilson <wilson@specifixinc.com>
14723 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
14724 DECL_EXTERNAL check.
14726 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14728 * final.c (output_in_slot): New global variable.
14729 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
14730 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
14731 'output_in_slot' before invoking output_asm_insn.
14732 (output_asm_insn): Add a space after the tab if 'output_in_slot'
14734 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
14736 (output_sibcall): Likewise.
14738 2004-09-03 Jan Hubicka <jh@suse.cz>
14740 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
14741 * tree-ssanames (init_ssanames): Likewise.
14743 2004-09-03 Ziemowit Laski <zlaski@apple.com>
14745 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
14746 objc_declare_protocols, objc_start_protocol,
14747 objc_start_class_interface, objc_start_category_interface,
14748 objc_continue_interface, objc_finish_interface,
14749 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
14750 objc_start_class_implementation, objc_start_category_implementation,
14751 objc_continue_implementation, objc_finish_implementation,
14752 objc_add_method_declaration, objc_start_method_definition,
14753 objc_finish_method_definition, objc_build_keyword_decl,
14754 objc_build_method_signature, objc_build_encode_expr,
14755 objc_build_protocol_expr, objc_build_selector_expr,
14756 objc_build_message_expr, objc_build_string_object,
14757 objc_get_class_reference, objc_get_protocol_qualified_type,
14758 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
14760 2004-09-03 James E Wilson <wilson@specifixinc.com>
14762 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
14764 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
14765 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
14766 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
14767 (mips_recip1_<fmt>): Use frdiv1 type.
14768 (mips_recip2_<fmt>): Use frdiv2 type.
14769 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
14770 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
14772 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
14774 2004-09-03 Daniel Jacobowitz <dan@debian.org>
14776 * reload.c (find_reloads): Swap operand_loc pointers for
14777 find_dummy_reload if we have swapped two operands.
14779 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
14781 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
14782 to get the tablejump-insn before the jump-table label.
14784 2004-09-03 Ziemowit Laski <zlaski@apple.com>
14786 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
14787 objc_declare_protocols, objc_build_message_expr,
14788 objc_finish_message_expr, objc_build_selector_expr,
14789 objc_build_protocol_expr, objc_build_encode_expr,
14790 objc_build_string_object, objc_get_protocol_qualified_type,
14791 objc_get_class_reference, objc_get_class_ivars,
14792 objc_start_class_interface, objc_start_category_interface,
14793 objc_start_protocol, objc_continue_interface, objc_finish_interface,
14794 objc_start_class_implementation, objc_start_category_implementation,
14795 objc_continue_implementation, objc_finish_implementation,
14796 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
14797 objc_add_method_declaration, objc_start_method_definition,
14798 objc_finish_method_definition, objc_add_instance_variable,
14799 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
14800 objc_finish_try_stmt, objc_begin_catch_clause,
14801 objc_finish_catch_clause, objc_build_finally_clause,
14802 objc_build_synchronized, objc_static_init_needed_p,
14803 objc_generate_static_init_call): New prototypes.
14805 2004-09-03 Steve Ellcey <sje@cup.hp.com>
14807 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
14809 (ia64_function_value): Ditto.
14811 2004-09-03 Jan Beulich <jbeulich@novell.com>
14813 * config.gcc: Resurrect NetWare as a target. Handle special case of
14814 Novell linker to be used (specified through --with-ld=) and threading
14815 model of either Posix (default) or NKS.
14816 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
14817 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
14818 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
14819 * config/i386/netware.c, config/i386/netware.h: New.
14820 * config/i386/nwld.c, config/i386/nwld.h: New.
14821 * config/i386/netware-crt0.c: New.
14822 * config/i386/netware-libgcc.c: New.
14823 * config/i386/netware-libgcc.def: New.
14824 * config/i386/netware-libgcc.exp: New.
14825 * config/i386/t-netware, config/i386/t-nwld: New.
14827 * doc/install.texi: Document NKS threading model.
14829 2004-09-03 Jan Beulich <jbeulich@novell.com>
14832 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
14833 * tree.h (initial_max_fld_align): Declare
14834 * stor-layout.c (initial_max_fld_align): Define and initialize.
14835 (maximum_field_alignment): Initialize to the same value.
14836 * common.opt: Add -fpack-struct= variant of switch.
14837 * opts.c: Handle -fpack-struct= variant of switch.
14838 * c-pragma.c: Change #pragma pack() handling so that it becomes
14839 compatible to other compilers: accept individual 'push' argument,
14840 make final pop restore (command line) default, correct interaction
14841 of push/pop and sole specification of a new alignment (so that the
14842 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
14843 to #pragma pack(push, <n>).
14844 * doc/extend.texi: New node "Structure-Packing Pragmas" under
14845 "Pragmas", describing #pragma pack.
14846 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
14847 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
14848 Document new TARGET_DEFAULT_PACK_STRUCT.
14850 2004-09-03 Devang Patel <dpatel@apple.com>
14852 * dwarf2out.c (gen_field_die). Equate decl number to die.
14854 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
14857 * global.c (modify_reg_pav): New function.
14858 (make_accurate_live_analysis): Call the new function. Move pavin
14859 modification by earlyclobber set into the new function.
14861 2004-09-03 Andreas Schwab <schwab@suse.de>
14863 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
14864 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
14867 2004-09-02 Jan Beulich <jbeulich@novell.com>
14869 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
14870 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
14871 not unwind code specific ones.
14872 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
14873 Remove unwind code specific dependencies.
14874 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
14875 Remove gbl-ctors.h.
14876 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
14877 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
14878 * tsystem.h: Declare memcpy and memset when inhibit_libc.
14880 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
14882 * combine.c (try_combine): Delay modifying of insns which cannot
14885 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
14887 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
14889 * gcc/tree-ssa-loop.c: Ditto
14890 * gcc/tree-ssa-loop-ivcanon.c: Ditto
14891 * gcc/doc/invoke.texi: Ditto.
14893 2004-09-02 Ziemowit Laski <zlaski@apple.com>
14895 * c-decl.c (store_parm_decls_newstyle): Make static.
14896 (store_parm_decls_from): New function.
14897 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
14898 (store_parm_decls_from): New prototype.
14900 2004-09-02 David Edelsohn <edelsohn@gnu.org>
14902 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
14903 HImode with STRICT_ALIGNMENT.
14905 2004-09-02 Mark Mitchell <mark@codesourcery.com>
14907 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
14908 (TARGET_OS_CPP_BUILTINS): Likewise.
14909 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
14910 TARGET_BPABI_CPP_BUILTINS.
14912 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
14914 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
14916 2004-09-02 Eric Christopher <echristo@redhat.com>
14918 * builtins.c (expand_builtin_cabs): Delete.
14919 (expand_builtin): If unable to fold the values do a normal
14920 library call for builtin_cab*.
14921 (fold_builtin_cabs): Depend on optimize and optimize_size.
14922 * optabs.c (expand_cmplxdiv_straight): Delete.
14923 (expand_cmplxdiv_wide): Ditto.
14924 (expand_vector_binop): Ditto.
14925 (expand_vector_unop): Ditto.
14926 (expand_complex_abs): Delete.
14927 (expand_binop): Remove calls to above functions.
14928 Remove open coding of complex arithmetic.
14929 (expand_unop): Ditto.
14930 * optabs.h: Remove prototypes.
14932 2004-09-02 Ziemowit Laski <zlaski@apple.com>
14934 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
14935 * c-tree.h (store_parm_decls_newstyle): New prototype.
14937 2004-09-02 Geoffrey Keating <geoffk@apple.com>
14939 * config/rs6000/rs6000.c (expand_block_clear): Use vector
14940 instructions if available.
14941 (expand_block_move): Likewise.
14943 2004-09-03 Jan Hubicka <jh@suse.cz>
14945 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
14947 2004-09-02 Mark Mitchell <mark@codesourcery.com>
14949 * config/arm/symbian.h (LIB_SPEC): Define to empty.
14950 * config/arm/t-symbian (SHLIB_LC): Likewise.
14952 2004-09-02 Paul Brook <paul@codesourcery.com>
14954 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
14956 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
14958 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
14959 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
14960 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
14961 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
14962 (mips_issue_rate): Remove unreachable abort.
14963 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14964 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
14965 (mips_block_move_straight, print_operand_address, mips_file_start)
14966 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
14967 (mips_output_conditional_branch, mips_expand_builtin_direct)
14968 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
14969 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
14972 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
14974 * config/mips/mips.md (*lea_high64): Change split condition to
14975 flow2_completed. Add a peephole2 to generate a more parallel version.
14977 2004-09-02 Jan Hubicka <jh@suse.cz>
14979 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
14982 * ggc-page.c: include tree-flow.h.
14983 (extra_order_size_table): Add stmt_ann_d.
14984 (STAT_LABEL): Rename from ....
14985 (LABEL): ... this one.
14986 * Makefile.in (ggc-page.o): Add dependency.
14988 * ggc-common.c (ggc_force_collect): New global variable.
14989 (loc_description): Add fields "freed", "collected"
14990 (ptr_hash): New static hash
14991 (ptr_hash_entry): New structure.
14992 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
14993 (ggc_record_overhead): Take ptr argument, record it
14994 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
14995 (cmp_statistics): Imrove sorting.
14996 (dump_ggc_loc_statistics): Output newly collected statistics
14997 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
14998 (ggc_free): Call ggc_free_overhead.
14999 (ggc_collect): Force collection when asked to be forced.
15000 (ggc_collect): Call ggc_prune_overhead_list.
15001 * ggc.h (ggc_force_collect): Declare
15002 (ggc_record_overhead): Update prototype.
15003 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
15005 2004-09-02 James E Wilson <wilson@specifixinc.com>
15007 * common.opt (ftrapping-math): Default to on.
15009 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
15011 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
15013 2004-09-02 Denis Chertykov <denisc@overta.ru>
15016 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
15018 (*movmemqi_insn): Likewise.
15019 (*movmemhi): Likewise.
15020 (clrmemhi): Likewise.
15021 (*clrmemqi): Likewise.
15022 (*clrmemhi): Likewise.
15024 2004-09-02 Paul Brook <paul@codesourcery.com>
15026 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
15027 default_use_cxa_atexit=yes.
15029 2004-09-02 Alan Modra <amodra@bigpond.net.au>
15031 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
15032 (struct kernel_old_ucontext): Delete.
15033 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
15034 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
15037 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
15039 * toplev.c (process_options): Fix typo.
15041 2004-09-01 Richard Henderson <rth@redhat.com>
15043 PR middle-end/17258
15044 * calls.c (initialize_argument_information): Tighten pass-through
15045 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
15046 Use build_fold_addr_expr.
15047 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
15048 that assumes ADDR_EXPR allocates stack space.
15049 * fold-const.c (build_fold_addr_expr_with_type): Look through
15052 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
15054 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
15055 * ggc.h (ggc_alloc_rtx): Delete.
15057 2004-09-01 Roger Sayle <roger@eyesopen.com>
15059 * expmed.c (enum alg_code): Remove long unused enumeration values.
15060 (struct mult_cost): New structure to hold the "score" of a synthetic
15061 multiply sequence, including both a rtx_cost and a latency field.
15062 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
15063 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
15064 (struct algorithm): Change type of cost field to be mult_cost.
15065 (synth_mult): Change type of cost_limit argument to be a
15066 pointer to a mult_cost. Update all cost comparisons to use the
15067 new mult_cost infrastructure. For alg_add_factor and
15068 alg_sub_factor operations, latency is lower than the rtx_cost.
15069 (choose_mult_variant): Update calls to synth_mult. Perform
15070 cost comparisons using the new mult_cost infrastructure.
15071 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
15072 to optain the total rtx_cost of a synth_mult "algorithm".
15074 2004-09-01 David Edelsohn <edelsohn@gnu.org>
15076 * config/rs6000/power4.md: Increase store latency to 12.
15077 * config/rs6000/power5.md: Same.
15079 2004-09-01 James E Wilson <wilson@specifixinc.com>
15082 * config/avr/avr.c (avr_unique_section): Delete prototype and
15084 (TARGET_ASM_UNIQUE_SECTION): Delete.
15086 2004-09-01 Ziemowit Laski <zlaski@apple.com>
15088 * c-parse.in (primary): Call objc_build_message_expr(),
15089 objc_build_selector_expr(), objc_build_protocol_expr(),
15090 objc_build_encode_expr() and objc_build_string_object() instead of
15091 build_message_expr(), build_selector_expr(), build_protocol_expr(),
15092 build_encode_expr() and build_objc_string_object(), respectively.
15093 (component_decl_list2): Call objc_get_class_ivars() instead of
15094 get_class_ivars_from_name().
15095 (keyworddecl): Call objc_build_keyword_decl() instead of
15096 build_keyword_decl().
15097 (receiver): Call objc_get_class_reference() instead of
15098 get_class_reference().
15099 (reswords): Add blank line before @@ifobjc section, for clarity.
15101 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
15103 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
15106 2004-09-01 Wu Yongwei <adah@sh163.net>
15107 Danny Smith <dannysmith@users.sourceforge.net>
15109 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
15110 not Windows 'DWORD'.
15111 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
15112 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
15113 (__gthr_win32_recursive_mutex_init_function): Add prototype for
15114 __GTHREAD_HIDE_WIN32API case..
15115 (__gthr_win32_recursive_mutex_lock): Likewise.
15116 (__gthr_win32_recursive_mutex_trylock): Likewise.
15117 (__gthr_win32_recursive_mutex_unlock): Likewise.
15118 (__gthread_recursive_mutex_init_function); Add definition for
15119 __GTHREAD_HIDE_WIN32API case.
15120 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
15121 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
15122 call to InterlockedDecrement.
15124 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15126 * tree-tailcall.c (find_tail_calls): Also fail is statement has
15129 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
15131 * doc/c-tree.texi: Document new operands for ARRAY_REF and
15134 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15136 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
15137 * common.opt (fspeculative-prefetching): New.
15138 * flags.h (flag_speculative_prefetching_set): Declare.
15139 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
15141 * opts.c (flag_sepculative_prefetching_set): New variable.
15142 (common_handle_option): Handle -fspeculative-prefetching.
15143 * passes.c (rest_of_compilation): Ditto.
15144 * profile.c (instrument_values, compute_value_histograms, branch_prob):
15145 Use vectors instead of arrays.
15146 * toplev.c (process_options): Handle -fspeculative-prefetching.
15147 * rtl-profile.c: Include ggc.h.
15148 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
15149 rtl_gen_one_value_profiler_no_edge_manipulation,
15150 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
15152 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
15153 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
15155 * value-prof.c: Include ggc.h.
15156 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
15158 (insn_prefetch_values_to_profile, find_mem_reference_1,
15159 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
15160 speculative_prefetching_transform): New.
15161 (value_profile_transformations): Call speculative_prefetching_transform.
15162 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
15163 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
15164 tree_find_values_to_profile, find_values to profile): Use vectors
15166 (free_profiled_values): Removed.
15167 * value-prof.h (struct histogram_value): Renamed to
15168 struct histogram_value_t.
15169 (histogram_value, histogram_values): New types.
15170 (find_values_to_profile): Declaration changed.
15171 (free_profiled_values): Removed.
15172 (struct profile_hooks): Type of argument of the hooks changed to
15174 * doc/invoke.texi (-fspeculative-prefetching): Document.
15176 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15178 PR rtl-optimization/16408
15179 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
15181 2004-09-01 Richard Henderson <rth@redhat.com>
15183 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
15184 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
15186 2004-09-01 Jakub Jelinek <jakub@redhat.com>
15188 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
15190 2004-09-01 Mike Stump <mrs@apple.com>
15192 * config/darwin.c (machopic_symbol_defined_p): In addition to
15193 being SYMBOL_REF_LOCAL_P, a symbol must also be
15194 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
15195 defined in this output file, or translation unit in the case
15196 of IMA not being used.
15197 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
15198 never need .indirect_symbol when indirecting.
15200 2004-09-01 Jakub Jelinek <jakub@redhat.com>
15202 * Makefile.in (bb-reorder.o): Add several dependencies.
15204 2004-09-01 Jakub Jelinek <jakub@redhat.com>
15206 * fold-const.c (operand_equal_p): Require equal sign also for
15207 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
15209 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
15211 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
15212 for use in configargs.h. Put the cname in a separate variable. Use
15213 that to set target_cpu_default2.
15215 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
15216 Nick Clifton <nickc@redhat.com>
15218 * config/sh/sh.md ("length"): Increase branch length when
15219 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
15220 constant, 2 byte for aligning the constant.
15222 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
15224 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
15226 (arm7tdmi-s): New CPU name.
15227 * arm/arm.c (ARM_CORE): Update for new format.
15228 * arm/arm.h (ARM_CORE): Likewise.
15229 * arm/gentune.sh: Update for extra field.
15230 * config.gcc: Likewise.
15231 * arm/arm-tune.md: Regenerate.
15232 * doc/invoke.texi: Document the real processor names for ARM cpus.
15234 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
15236 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
15237 (floatdidf): New functions.
15238 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
15239 (floatdisf): New functions.
15240 * t-arm-elf: Use them.
15242 2004-09-01 Ziemowit Laski <zlaski@apple.com>
15244 * c-common.h (lookup_interface): Remove prototype.
15245 (is_class_name): Rename to objc_is_class_name.
15246 (lookup_objc_ivar): Rename to objc_lookup_ivar.
15247 (get_current_scope): Rename to objc_get_current_scope.
15248 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
15249 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
15250 (yylexname): Call objc_is_class_name() instead of is_class_name().
15251 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
15252 instead of lookup_objc_ivar().
15253 * stub-objc.c (lookup_interface): Remove stub.
15254 (is_class_name): Rename to objc_is_class_name.
15255 (lookup_objc_ivar): Rename to objc_lookup_ivar.
15257 2004-08-31 Mark Mitchell <mark@codesourcery.com>
15259 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
15260 * config/arm/lib1funcs.asm: Do not include supplemental .S files
15261 when compiling for Symbian.
15262 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
15263 (TARGET_OS_CPP_BUILTINS): Likewise.
15264 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
15266 2004-08-31 Stan Shebs <shebs@apple.com>
15268 * toplev.c (process_options): Ensure debug_hooks is initialized.
15270 2004-08-31 Mark Mitchell <mark@codesourcery.com>
15272 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
15273 * target.h (cxx): Add export_class_data.
15274 * config/arm/arm.c (arm_cxx_export_class_data): New function.
15275 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
15276 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
15278 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
15280 * config/sh/sh.c (output_branch): Check the insn length possibly
15281 in the delayed slot.
15283 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15285 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
15287 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
15289 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
15290 (c_sizeof_of_alignof_type): Likewise.
15291 * expr.c (array_ref_element_size): Likewise.
15292 (highest_pow2_factor_for_target): Likewise.
15293 * gimplify.c (canonicalize_addr_expr): Likewise.
15294 (gimplify_compound_lval): Likewise.
15295 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
15296 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15297 * varasm.c (assemble_variable): Likewise.
15298 (output_constant_def_contents): Alignments are unsigned.
15300 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15301 Jeff Law <law@redhat.com>
15303 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
15306 2004-08-31 Mark Mitchell <mark@codesourcery.com>
15308 * hooks.c (hook_bool_void_true): New function.
15309 * hooks.h (hook_bool_void_true): Declare.
15310 * target-def.h (TARGET_CXX): Add
15311 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
15312 * target.h (struct cxx): Add key_method_may_be_inline.
15313 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
15315 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
15316 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
15319 2004-08-31 Denis Chertykov <denisc@overta.ru>
15322 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
15323 frame pointer register only in Pmode while reload in progress.
15325 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
15328 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
15329 because it breaks the 32-bit shift patterns that rely on a match_dup.
15331 2004-08-31 Matt Austern <austern@apple.com>
15333 * config/darwin.c (darwin_make_decl_one_only): Allocate section
15334 names once per compilation, instead of once per symbol.
15336 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
15338 * Makefile.in (build_subdir): New substitution.
15339 (fixinc.sh): Simplify heavily since fixincludes is already built.
15340 (stmp-fixinc): Depend on specs.ready.
15341 (install-mkheaders): Use new location of fixincludes.
15342 (clean): Do not descend into fixinc.
15343 (FORBUILD): Replace with ../$(build_subdir).
15344 * configure.ac (build_subdir): Substitute.
15345 (FORBUILD): Do not set.
15346 (all_outputs): Remove fixinc/Makefile.
15347 (default commands): Do not create links in fixinc.
15348 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
15349 the fixincludes configuration steps and substituting
15350 @FIXINCL@ in fixinc.in.
15351 * fixinc.in: New, from fixinc/fixincl.sh.
15353 * fixinc/*: Removed.
15355 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
15357 * attribs.c (strip_attrs): Remove.
15358 (split_specs_attrs): Move ...
15359 * c-decl.c: ... to here.
15360 * tree.h (split_specs_attrs, strip_attrs): Remove.
15361 * c-tree.h (split_specs_attrs): Declare.
15363 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
15365 * read-rtl.c: Disable RTL checking.
15366 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
15368 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
15370 * config/mips/mips.md (fcond): New code macro and attribute.
15371 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
15372 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
15373 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
15375 2004-08-30 Mark Mitchell <mark@codesourcery.com>
15378 2004-08-29 Mark Mitchell <mark@codesourcery.com>
15379 PR rtl-optimization/16590
15380 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
15382 2004-08-30 Andrew Pinski <apinski@apple.com>
15385 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
15386 * ChangeLog: Fix previous ChangeLog entry.
15389 * config.host (use_long_long_for_widest_fast_int): New, default is
15391 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
15392 * configure.ac: If use_long_long_for_widest_fast_int, then
15393 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
15394 * configure: Regenerate.
15395 * config.in: Regenerate.
15396 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
15397 New: widest integer type supported efficiently in hardware for the
15399 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
15400 HOST_BITS_PER_WIDEST_FAST_INT.
15401 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
15402 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
15403 HOST_WIDEST_FAST_INT
15404 instead of HOST_WIDE_INT.
15405 (HARD_REG_SET_LONGS): Likewise.
15406 (UHOST_BITS_PER_WIDE_INT): Likewise.
15407 Change the checks for the fast cases to be based on
15408 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
15410 2004-08-30 Steven Bosscher <stevenb@suse.de>
15412 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
15415 2004-08-30 Geoffrey Keating <geoffk@apple.com>
15421 * c-decl.c (grokdeclarator): Produce error for 'static' on local
15422 function declaration.
15424 2004-08-30 Richard Henderson <rth@redhat.com>
15426 * expr.c (array_ref_element_size): Force aligned_size back to
15428 (component_ref_field_offset): Similarly for aligned_offset.
15429 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
15430 low-bound, element-size, field-offset fields rather than
15433 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
15435 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
15438 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
15440 * c-tree.h (struct language_function): Add arg_info element.
15441 * c-decl.c (current_function_arg_info): New.
15442 (grokdeclarator, store_parm_decls): Use it instead of
15444 (c_push_function_context, c_pop_function_context): Save and
15447 2004-08-30 Richard Henderson <rth@redhat.com>
15449 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
15450 COMPONENT_REF to pointer arithmetic.
15451 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
15452 constant "c" as a valid constant initializer. Allow narrowing of
15453 differences against the same base object, for any base object.
15455 2004-08-30 Richard Henderson <rth@redhat.com>
15457 * expr.c (expand_expr_addr_expr): New.
15458 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
15460 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
15462 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
15463 (mips_fp_condition): New enum.
15464 (mips_fp_conditions): New array.
15465 (print_fcc_operand): Delete.
15466 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
15467 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
15468 (builtin_description): Add "cond" field.
15469 (DIRECT_BUILTIN): Initialize it.
15470 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
15471 into INSN and CODE. Initialize the "cond" field.
15472 (CMP_BUILTINS): Update accordingly.
15473 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
15474 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
15475 mips_fp_condition as argument. Make it the final operand of the
15476 comparison instruction.
15477 (mips_expand_builtin): Update accordingly.
15478 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
15479 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
15481 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
15482 Don't use the 'Q' operand prefix; just print the operand normally.
15483 (mips_cabs_*, mips_c_*): Delete, replacing with...
15484 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
15485 patterns. Split the 4s versions into 2 ps patterns after reload.
15487 2004-08-30 Richard Henderson <rth@redhat.com>
15489 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
15490 assuming an ADDR_EXPR is non-null.
15492 2004-08-30 Jason Merrill <jason@redhat.com>
15494 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
15496 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15498 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
15499 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
15500 gcc_assert and gcc_unreachable instead of abort.
15501 * alloc-pool.c (abort, fancy_abort): Remove.
15502 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
15503 gcc_assert or gcc_unreachable.
15504 * attribs.c (init_attributes, decl_attributes): Likewise.
15505 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
15506 mark_bb_for_unlikely_executed_section,
15507 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
15508 fix_crossing_unconditional_branches): Likewise.
15509 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
15510 bitmap_operation): Likewise.
15511 * bt-load.c (insn_sets_btr_p, augment_live_range,
15512 move_btr_def): Likewise.
15513 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
15514 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
15515 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
15516 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
15517 expand_builtin_memcmp, expand_builtin_args_info,
15518 std_gimplify_va_arg_expr, expand_builtin_unop,
15519 expand_builtin_fputs, expand_builtin_profile_func,
15520 expand_builtin_fork_or_exec, fold_builtin_bitop,
15521 fold_builtin_classify, fold_builtin_fputs): Likewise.
15523 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15525 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
15526 * gcov.c (abort): Remove undef.
15528 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
15529 (struct tree_binfo): Remove primary field.
15531 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
15533 * fixinc/Makefile.in (machname.h): Remove.
15534 (fixincl.x): Do not pass $@ to genfixes.
15535 * fixinc/genfixes: Remove code to produce machname.h.
15536 * fixinc/fixincl.sh: Move it here instead.
15537 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
15538 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
15539 return a bool indicating whether pz_mn_name_pat is NULL.
15540 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
15541 Declare extern C variables for the ENV_TABLE.
15542 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
15543 instead use the result of mn_get_regexps.
15544 * fixinc/fixtests.c: Likewise.
15546 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
15548 * configure.ac: Do not run fixincludes after stage1 during
15549 toplevel bootstrap.
15550 * configure: Regenerate.
15552 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
15554 * sched-deps.c (get_condition): Partially revert previous, by never
15555 trying to extract the condition from a condjump.
15557 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
15559 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
15560 (handle_visibility_attribute, c_determine_visibility): Likewise.
15561 * c-common.h (my_friendly_assert): Remove.
15563 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
15565 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
15566 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
15567 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
15568 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
15569 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
15571 2004-08-30 Diego Novillo <dnovillo@redhat.com>
15573 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
15574 in COMPONENT_REF nodes.
15576 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
15579 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
15580 global_dc->warning_as_error_requested.
15581 * diagnostic.c (diagnostic_initialize): Tidy.
15582 * diagnostic.h (diagnostic_context::x_data): Remove
15583 (diagnostic_context::issue_warnings_are_errors_message): Rename
15584 from warnings_are_errors_message.
15585 (diagnostic_context::warning_as_error_requested): New.
15587 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
15589 * sched-deps.c (get_condition): Fix breakage in previous patch.
15591 2004-08-30 Paul Brook <paul@codesourcery.com>
15593 * doc/install.texi: Fix broken mpfr link.
15595 2004-08-29 David O'Brien <obrien@FreeBSD.org>
15597 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
15598 other FreeBSD platforms.
15600 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15602 * arm.h (REVERSE_CONDITION): Define.
15603 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
15605 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15607 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
15608 just the codes, call reversed_comparison_code ().
15609 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
15610 (not_reg_cond): Use reversed_comparison_code.
15611 (and_reg_cond): Likewise.
15612 * ifcvt.c (cond_exec_process_if_block): Likewise.
15613 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
15615 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
15617 * sched-deps.c (get_condition): Rewrite using jump support functions.
15618 Use reversed_comparison_code.
15619 (conditions_mutex_p): Use reversed_comparison_code.
15621 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15623 * config/mips/mips.c (override_options): Disable hot/cold partitioning
15626 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15628 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
15629 (mips_function_type): Move to mips.c.
15630 * config/mips/mips.c (mips_builtin_type): New enum.
15631 (builtin_description): Replace code and ftype with builtin_type
15633 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
15634 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
15635 (CODE_FOR_mips_abs_ps): Define.
15636 (mips_bdesc): Use new macros.
15637 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
15638 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
15639 (mips_expand_builtin_direct): New function.
15640 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
15641 builtin. Replace boolean parameter with builtin_type.
15642 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
15643 (mips_expand_4s_compare_builtin): Delete, replacing with...
15644 (mips_expand_builtin_compare): ...this new function.
15646 2004-08-29 Mark Mitchell <mark@codesourcery.com>
15648 PR rtl-optimization/16590
15649 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
15651 2004-08-29 Diego Novillo <dnovillo@redhat.com>
15653 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
15654 * tree-ssa-propagate.c: Fix documentation.
15656 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15658 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
15659 (mov[sd]fcc): Likewise.
15661 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15663 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
15665 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15667 * config/mips/mips.md (divide_condition): New mode attribute.
15668 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
15669 (sqrt[sd]f3): Redefine using SCALARF.
15670 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
15673 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15675 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
15676 (loadx, storex, fmt, UNITMODE): New mode attributes.
15677 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
15678 (mul[sd]f3): Redefine using :SCALARF.
15679 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
15680 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
15681 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
15682 Check TARGET_FUSED_MADD for V2SF too.
15683 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
15684 were already named.
15685 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
15686 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
15688 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15690 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
15691 V2SF_type_node if it will be needed.
15693 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15695 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
15696 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
15697 (mips_prepare_builtin_target): New function.
15698 (mips_expand_builtin): Use them. Update calls to subroutines.
15699 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
15700 cmp_choice with a boolean argument to select between movt and movf.
15701 Take the comparison's icode as an argument, not the function's fcode.
15702 (mips_expand_compare_builtin): New function. Rename existing function
15703 to mips_expand_scalar_compare_builtin.
15704 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
15705 (mips_expand_ps_compare_builtin): Use the new functions. Take the
15706 comparison's icode as an argument, not the builtin's fcode.
15708 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15710 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
15711 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
15712 registers are false and -1 if all registers are true.
15713 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
15714 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
15715 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
15716 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
15717 (bc1any2t, bc1any2f): Likewise CCV2.
15718 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
15720 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
15722 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
15723 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
15724 UNSPEC rather than an IF_THEN_ELSE.
15725 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
15726 mips_cond_move_tf_ps by name.
15728 2004-08-29 Chao-ying Fu <fu@mips.com>
15729 James E Wilson <wilson@specifixinc.com>
15731 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
15732 8 byte size and alignment. Give CCV4 16 byte size and alignment.
15733 * config/mips/mips-ps-3d.md: New file.
15734 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
15735 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
15736 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
15737 (mips_output_move): Emit "mov.ps" for V2SFmode.
15738 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
15740 (override_options): Check if TARGET_MIPS3D and there was an explicit
15741 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
15742 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
15743 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
15744 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
15745 and allow CCV2 and CCV4 to occupy two and four CC registers.
15746 (print_fcc_operand): New function.
15747 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
15748 %Z to call print_fcc_operand.
15749 (mips_function_value): Handle MODE_VECTOR_FLOAT.
15750 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
15751 (mips_vector_mode_supported_p): New function.
15752 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
15753 (builtin_description): New struct.
15754 (mips_bdesc): New array of struct builtin_description.
15755 (mips_expand_builtin, mips_init_builtins,
15756 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
15757 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
15759 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
15760 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
15761 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
15762 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
15763 "-mips3d", and "-mno-mips3d".
15764 (ASM_SPEC): Map -mips3d to -mips3d in gas.
15765 (EXTRA_CONSTRAINT_Y): New macro.
15766 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
15767 multi-letter constraint 'Y'.
15768 (CONSTRAINT_LEN): New macro.
15769 (enum mips_builtins): New for MIPS builtin functions.
15770 (enum mips_function_type): New for the types of MIPS builtin functions.
15771 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
15772 * config/mips/mips.md: New constants for paired single and MIPS-3D
15773 instructions. Include the new mips-ps-3d.md file.
15774 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
15775 movv2sf_hardfloat_64bit): New named patterns.
15776 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
15777 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
15778 sdxc1_v2sf_di): New unnamed patterns.
15779 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
15780 const_vector support.
15781 (const_0_or_1_operand): New predicate.
15782 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
15784 2004-08-29 Diego Novillo <dnovillo@redhat.com>
15786 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
15787 (tree-ssa-propagate.o): New rule.
15788 (GTFILES): Add tree-ssa-propagate.c.
15789 * tree-flow.h (struct stmt_ann_d): Remove field
15791 * tree-ssa-propagate.c: New file.
15792 * tree-ssa-propagate.h: New file.
15793 * tree-ssa-ccp.c: Re-write to use the routines from
15794 tree-ssa-propagate.c.
15796 2004-08-28 Andrew Pinski <apinski@apple.com>
15798 * tree-ssa-loop.c: Remove extra include of basic-block.h.
15800 2004-08-28 Ziemowit Laski <zlaski@apple.com>
15802 * c-common.h: Update comments about ObjC/ObjC++ entry points.
15803 (objc_is_reserved_word): New prototype.
15804 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
15805 separate section; these are call-backs.
15806 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
15807 ObjC/ObjC++ "@" keywords.
15808 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
15809 prototypes; they already live in c-common.h.
15810 * stub-objc.c: Update copyright notice.
15811 (objc_is_reserved_word): New stub.
15813 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
15815 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
15816 even when not checking.
15818 2004-08-27 Jason Merrill <jason@redhat.com>
15821 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
15822 (gimple_push_cleanup): Add eh_only parm.
15823 (gimplify_target_expr): Pass it.
15824 * c.opt (-fno-threadsafe-statics): New option.
15825 * c-opts.c (c_common_handle_option): Handle it.
15826 * c-common.h (flag_threadsafe_statics): Declare it.
15827 * c-common.c (flag_threadsafe_statics): Record it.
15828 * doc/invoke.texi: Document it.
15829 * tsystem.h (_GNU_SOURCE): Define.
15830 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
15831 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
15832 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
15833 (__gthread_recursive_mutex_init_function): New fn.
15834 (__gthread_recursive_mutex_lock): New fn.
15835 (__gthread_recursive_mutex_trylock): New fn.
15836 (__gthread_recursive_mutex_unlock): New fn.
15837 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
15838 * gthr-win32.h, gthr-vxworks.h: Likewise.
15839 * gthr.h: Document.
15841 2004-08-27 David Edelsohn <edelsohn@gnu.org>
15843 * config/rs6000/rs6000.c (rs6000_override_options): Increase
15844 maximum skip to 15. Set function alignment, jump alignment, and
15845 loop alignment to 16 for processors that form dispatch groups.
15846 (rs6000_rtx_costs): outer_code is used.
15848 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
15850 * stor-layout.c (sizetype_set): Remove.
15851 (set_sizetype): Don't test or set it.
15853 * tree.h (size_int_type): Remove.
15854 * fold-const.c: Do not #include gt-fold-const.h.
15855 (size_htab_hash, size_htab_eq): Remove.
15856 (size_int_kind): Use build_int_cst.
15857 (new_const, size_htab): Remove.
15858 (size_int_type): Remove.
15859 (round_up): Use build_int_cst.
15860 (round_down): Likewise. Remove spurious constant build.
15862 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
15864 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
15865 Add is_release variable, use it for --enable-werror and
15866 --enable-checking defaults.
15867 * system.h (gcc_assert, gcc_unreachable): New.
15868 * doc/install.texi (--enable-checking): Update.
15869 * configure, config.in: Rebuilt.
15871 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
15873 * rtl.h (read_rtx): Change prototype.
15874 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
15875 line number. Return true on success.
15876 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
15877 callers accordingly.
15879 2004-08-26 Richard Henderson <rth@redhat.com>
15881 * c-typeck.c (build_offsetof): Remove.
15882 * c-tree.h (build_offsetof): Remove.
15883 * c-common.c (fold_offsetof_1, fold_offsetof): New.
15884 * c-common.h (fold_offsetof): Declare.
15885 * c-parse.in (offsetof_base): New.
15886 (offsetof_member_designator): Use it. Build references, not just
15888 (primary): Use fold_offsetof, not build_offsetof.
15890 2004-08-26 Richard Henderson <rth@redhat.com>
15892 * tree.c (staticp): Return the static object.
15893 * tree.h (staticp): Update decl.
15894 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
15895 * langhooks.c (lhd_staticp): Return NULL_TREE.
15896 * langhooks-def.h (lhd_staticp): Update decl.
15897 * c-common.c (c_staticp): Return the static object.
15898 * c-common.h (c_staticp): Update decl.
15900 2004-08-26 Richard Henderson <rth@redhat.com>
15902 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
15905 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
15908 * c-decl.c (struct c_binding): Add type and inner_comp fields.
15909 (bind): Set type and inner_comp fields.
15910 (pop_scope): Restore type of decl to the correct type from an
15911 outer scope. Give error when popping file scope for incomplete
15912 arrays completed incompatibly with default initialization in an
15914 (diagnose_mismatched_decls): Handle externs with initializers at
15916 (pushdecl): Set type of external declaration at block scope based
15917 only on the visible declarations. Save type when changing the
15918 type of a declaration. Merge an external declaration at block
15919 scope with a visible static declaration at file scope.
15920 (implicitly_declare): Give recycled old declaration the new type
15921 except for incompatible declarations of built-in functions, saving
15924 2004-08-26 Ziemowit Laski <zlaski@apple.com>
15926 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
15928 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
15930 * tree-alias-common.c (gate_pta): New function.
15931 (pass_build_pta): Use it.
15932 (pass_del_pta): Use it.
15933 (delete_alias_vars): Don't check flag_tree_points_to.
15935 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15937 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
15938 TFmode as additional register mode cloberred by call.
15940 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15942 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
15943 parallel pattern for library call returning DImode in
15946 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15948 * config/rs6000/rs6000.c (function_arg): Generate parallel
15949 pattern for more split args.
15951 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
15953 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
15954 either gen_movdi_di_update or gen_movdi_si_update depending on
15956 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
15957 to generate two versions.
15959 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
15961 * Makefile.in (lambda-code.o): New.
15962 (lambda-trans.o): Ditto.
15963 (TREE_DATA_REF_H): Ditto.
15965 (lambda-mat.o): Use LAMBDA_H.
15966 (tree-data-ref.o): Ditto.
15967 * lambda-code.c: New file. Lambda code generation algorithm.
15968 * lambda-trans.c: Ditto. Lambda transformation matrix support.
15969 * lambda.h: Add lambda loop structures.
15970 Add lambda loopnest structures.
15971 Add lambda body vector structure.
15972 Add lambda linear expression structures.
15973 Add prototypes for functions in new files.
15974 * lambda-mat.c: Include tree.h
15976 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
15977 Sebastian Pop <pop@cri.ensmp.fr>
15979 * tree-data-ref.h: Include lambda.h
15980 (free_dependence_relation): Declared here.
15981 (free_dependence_relations): Ditto.
15982 (free_data_refs): Ditto.
15983 * tree-data-ref.c (free_dependence_relation): New function.
15984 (free_dependence_relations): Ditto.
15985 (free_data_refs): Ditot.
15986 (analyze_all_data_dependences): Free datarefs and dependence_relations.
15987 (build_classic_dist_vector): Store in the dependence_relations the
15988 information. Each arc in the dependence_relations graph is labelled
15989 with the distance and direction vectors.
15990 (build_classic_dir_vector): Ditto.
15991 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
15992 Now computes again the whole dependence graph including read-read
15994 (compute_data_dependences_for_loop): Now dependence_relations contains
15995 all the data, and thus it doesn't need to initialize the classic_dir
15996 and classic_dist vectors.
15997 (analyze_all_data_dependences): Adjusted for using the new interface of
15998 compute_data_dependences_for_loop. Remove the statistics dump.
16000 2004-08-26 Bob Wilson <bob.wilson@acm.org>
16002 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
16003 (xtensa_expand_block_move): Update comment.
16004 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
16006 2004-08026 Richard Earnshaw <rearnsha@arm.com>
16009 * toplev.c (crash_signal): If we crashed while emitting
16010 a user asm, then die more gracefully.
16012 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
16015 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
16016 checking for a valid constant, regardless of sign.
16018 2004-08-25 Richard Henderson <rth@redhat.com>
16021 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
16022 if the constant satisfies add_operand.
16024 2004-08-25 Richard Henderson <rth@redhat.com>
16027 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
16028 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
16029 unwind info for >16-bit frames.
16031 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
16034 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
16036 2004-08-25 Richard Henderson <rth@redhat.com>
16038 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
16039 (TARGET_CANNOT_FORCE_CONST_MEM): New.
16041 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
16043 * doc/tree-ssa.texi: Document new operand iterator.
16045 2004-08-26 Alan Modra <amodra@bigpond.net.au>
16048 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
16049 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
16052 2005-08-28 Paul Brook <paul@codesourcery.com>
16054 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
16055 -mfpu=vfp -march=armv5t
16056 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
16058 2004-08-25 Richard Henderson <rth@redhat.com>
16060 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
16061 * target.h (struct gcc_target): Add scalar_mode_supported_p.
16062 * targhooks.c (default_scalar_mode_supported_p): New.
16063 * targhooks.h (default_scalar_mode_supported_p): Declare.
16064 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
16066 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
16067 before attempting to create types. Tidy.
16068 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
16070 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
16071 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
16073 2004-08-25 Richard Henderson <rth@redhat.com>
16075 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16076 set REAL_MODE_FORMAT for TFmode.
16078 2004-08-25 Ziemowit Laski <zlaski@apple.com>
16080 * c-decl.c (grokparm): New function.
16081 * c-tree.h (grokparm): New prototype.
16083 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
16085 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
16086 iterator controlling structure.
16087 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
16088 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
16089 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
16091 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
16092 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
16093 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
16094 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
16095 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
16096 Empty operand pointers.
16097 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
16098 (op_iter_next_use): New. Return next use_operand_p.
16099 (op_iter_next_def): New. Return next def_operand_p.
16100 (op_iter_next_tree): New. Return next operands as a tree.
16101 (op_iter_init): New. Initialize an iterator structure.
16102 (op_iter_init_use): New. Initialize structure and get the first use.
16103 (op_iter_init_def): New. Initialize structure and get the first def.
16104 (op_iter_init_tree): New. Initialize structure and get the first tree.
16105 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
16106 (op_iter_init_maydef): New. Initialize structure and get the first
16107 V_MAY_DEF operands.
16108 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
16109 * tree-dfa.c (compute_immediate_uses_for_stmt,
16110 redirect_immediate_uses): Use new operand iterator.
16111 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
16112 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
16113 operands instead of using *_disappeared_p routines.
16114 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
16115 ssa_rewrite_stmt): Use new operand iterator.
16116 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
16117 rewrite_trees): Use new operand iterator.
16118 * tree-pretty-print.c (dump_vops): Use new operand iterator.
16119 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
16120 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
16121 dump_points_to_info): Use new operand iterator.
16122 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
16123 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
16125 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
16126 propagate_necessity): Use new operand iterator.
16127 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
16128 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
16129 a parameter instead of a stmt_ann_t.
16130 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
16131 build_tree_conflict_graph): Use new operand iterator.
16132 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
16133 rewrite_mem_refs): Use new operand iterator.
16134 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
16135 check_loop_closed_ssa_use): Use new operand iterator.
16136 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
16137 * tree-ssanames.c (release_defs): Use new operand iterator.
16138 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
16140 2004-08-25 Adam Nemet <anemet@lnxw.com>
16142 * tlink.c (initial_cwd): New variable.
16143 (tlink_init): Initialize it.
16144 (recompile_files): Use tlink_execute() instead of system(). Don't
16145 duplicate verbose output of collect_execute. Restore initial_cwd.
16146 Update comment before the function.
16148 2004-08-25 Ziemowit Laski <zlaski@apple.com>
16150 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
16151 accept) a cast from one Objective-C pointer type to another.
16153 2004-08-25 Paolo Carlini <pcarlini@suse.de>
16155 * doc/install.texi: Document that libstdc++-v3 requires
16156 now automake 1.9.1.
16158 2004-08-25 Caroline Tice <ctice@apple.com>
16160 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
16161 to comments at start of function.
16162 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
16164 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
16165 merge_blocks_move_predecessor_nojumps,
16166 merge_blocks_move_successor_nojumps, merge_blocks_move,
16167 try_crossjump_to_edge, try_crossjump_bb): Likewise.
16168 * cfglayout.c (fixup_reorder_chain): Likewise.
16169 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
16170 cfg_layout_can_merge_blocks_p): Likewise.
16171 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
16172 * passes.c (rest_of_compilation): Update comments for calling
16173 optimization that partitions hot/cold basic blocks.
16174 * doc/invoke.texi: Update documentation of
16175 freorder-blocks-and-partition flag.
16177 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
16179 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
16180 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
16182 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
16184 * config/mips/mips.md (any_shift): New code macro.
16185 (optab, insn): New code attributes.
16186 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
16187 Use the standard rather than internal patterns for the MIPS16
16188 double-shift optimization.
16189 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
16190 Redefine using :GPR and any_shift.
16191 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
16192 to cover all three shifts.
16193 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
16194 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
16195 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
16197 2004-08-24 Geoffrey Keating <geoffk@apple.com>
16199 * gimplify.c (lookup_tmp_var): Separate temporaries when not
16202 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16204 PR libstdc++/17005 (fix for HP-UX 11.11)
16205 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
16206 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
16207 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
16208 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
16209 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
16210 (LINK_SPEC): Handle march=1.0 option.
16211 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
16212 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
16213 (SUBTARGET_OPTIONS): New define.
16214 (LINK_SPEC): Handle march=1.0 option.
16215 (STARTFILE_SPEC): New define.
16216 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
16217 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
16218 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
16219 (SUBTARGET_OPTIONS): New define.
16220 (LINK_SPEC): Handle march=1.0 option.
16221 (STARTFILE_SPEC): New define.
16222 * config/pa/pa.c (override_options): Add code to process -munix= option.
16223 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
16224 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
16226 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
16227 (SUBTARGET_OPTIONS): Provide default define.
16228 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
16229 STANDARD_STARTFILE_PREFIX_2): New defines.
16230 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
16231 (ENDFILE_SPEC): Use %O.
16232 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
16233 Mention issue caused by changing namespace and runtime to UNIX 95/98.
16234 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
16235 Document -munix=std option.
16237 2004-08-25 Steven Bosscher <stevenb@suse.de>
16239 * cse.c (cse_around_loop, cse_check_loop_start,
16240 cse_set_around_loop): Remove.
16241 (cse_basic_block): Remove the around_loop argument.
16242 (cse_end_of_basic_block): Remove the after_loop argument.
16243 (cse_main): Likewise.
16244 * rtl.h (cse_main): Update prototype.
16245 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
16246 rest_of_handle_gcse): Update cse_main calls.
16248 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
16250 * tree.h (build_int_cst): New, sign extended constant.
16251 (build_int_cstu): New, zero extended constant.
16252 (build_int_cst_wide): Renamed from build_int_cst.
16253 * tree.c (build_int_cst, build_int_cstu): New.
16254 (build_int_cst_wide): Renamed from build_int_cst.
16255 (make_vector_type, build_common_tree_nodes,
16256 build_common_tree_nodes_2): Adjust build_int_cst calls.
16257 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
16258 expand_builtin_strpbrk, expand_builtin_fputs,
16259 build_string_literal, expand_builtin_printf,
16260 expand_builtin_sprintf, fold_builtin_classify_type,
16261 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
16262 fold_builtin_toascii, fold_builtin_isdigit,
16263 simplify_builtin_strstr, simplify_builtin_strpbrk,
16264 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
16265 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
16266 DEF_ATTR_INT): Likewise.
16267 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
16269 * c-lex.c (interpret_integer, lex_charconst): Likewise.
16270 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
16271 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16272 * c-typeck.c (really_start_incremental_init, push_init_level,
16273 set_nonincremental_init_from_string): Likewise.
16274 * calls.c (load_register_parameters): Likewise.
16275 convert.c (convert_to_pointer): Likewise.
16276 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
16277 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
16278 build_gcov_info): Likewise.
16279 * except.c (init_eh, assign_filter_values): Likewise.
16280 * expmed.c (store_fixed_bit_field, extract_bit_field,
16281 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
16282 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
16283 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
16284 * expr.c (convert_move, emit_group_load, emit_group_store,
16285 expand_assignment, store_constructor, store_field,
16286 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
16287 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
16288 invert_truthvalue, optimize_bit_field_compare,
16289 decode_field_reference, all_ones_mask_p, constant_boolean_node,
16290 fold_div_compare, fold, fold_read_from_constant_string,
16291 fold_negate_const, fold_abs_const, fold_not_const, round_up,
16292 round_down): Likewise.
16293 * function.c (assign_parm_setup_block): Likewise.
16294 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
16296 * stor-layout.c (layout_type, initialize_sizetypes,
16297 set_min_and_max_values_for_integral_type): Likewise.
16298 * tree-chrec.c (chrec_fold_multiply_poly_poly,
16299 reset_evolution_in_loop): Likewise.
16300 * tree-chrec.h (build_polynomial_chrec): Likewise.
16301 * tree-complex.c (build_replicated_const): Likewise.
16302 * tree-eh.c (honor_protect_cleanup_actions,
16303 lower_try_finally_onedest, lower_try_finally_copy,
16304 lower_try_finally_switch): Likewise.
16305 * tree-mudflap.c (mf_build_string, mx_register_decls,
16306 mudflap_register_call, mudflap_enqueue_constant): Likewise.
16307 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
16308 * tree-pretty-print.c (dump_generic_node): Likewise.
16309 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
16311 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
16312 * tree-ssa-loop-niter.c (number_of_iterations_cond,
16313 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
16315 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
16316 canonicalize_loop_induction_variables): Likewise.
16317 * tree-vectorizer.c (vect_create_index_for_array_ref,
16318 vect_transform_loop_bound, vect_compute_data_ref_alignment):
16321 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
16322 alpha_gimplify_va_arg_1): Likewise.
16323 * config/arm/arm.c (arm_get_cookie_size): Likewise.
16324 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
16325 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16326 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
16327 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
16328 mips_gimplify_va_arg_expr): Likewise.
16329 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
16330 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
16331 add_compiler_branch_island): Likewise.
16332 * config/s390/s390.c (s390_va_start): Likewise.
16333 * config/sh/sh.c (sh_va_start): Likewise.
16334 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
16336 * config/xtensa/xtensa.c (xtensa_va_start,
16337 xtensa_gimplify_va_arg_expr): Likewise.
16339 * objc/objc-act.c (build_objc_string_object,
16340 build_objc_symtab_template, init_def_list, init_objc_symtab,
16341 init_module_descriptor, generate_static_references,
16342 build_selector_translation_table, get_proto_encoding,
16343 build_typed_selector_reference, build_selector_reference,
16344 build_next_objc_exception_stuff,
16345 build_method_prototype_list_template, generate_descriptor_table,
16346 generate_protocols, build_protocol_initializer,
16347 build_ivar_list_template, build_method_list_template,
16348 build_ivar_list_initializer, generate_ivars_list,
16349 generate_dispatch_table, generate_protocol_list,
16350 build_category_initializer, build_shared_structure_initializer,
16351 generate_shared_structures, handle_impent,
16352 generate_objc_image_info): Likewise.
16354 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
16356 * cfglayout.c (duplicate_insn_chain): Remove references to
16357 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
16358 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
16359 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
16360 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
16361 and NOTE_INSN_LOOP_CONT.
16362 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
16363 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
16364 and NOTE_INSN_LOOP_CONT.
16365 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
16366 check_dbra_loop, loop_dump_aux): Remove references to removed notes
16368 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
16369 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
16370 references to removed notes and fields.
16371 (subtract_reg_term, ujump_to_loop_cont): Remove.
16373 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
16375 * doc/install.texi: Document that libcpp does not require
16376 Automake any longer. Document that Automake 1.9.1 should
16379 2004-08-25 Zack Weinberg <zack@codesourcery.com>
16381 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
16382 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
16383 DWARF_DEBUGGING_INFO from choice-of-definition chain;
16384 restructure using C89 features (#elif, #error).
16385 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
16386 * config/sh/sh.h: Remove references to DWARF_DEBUG.
16387 * doc/invoke.texi: Remove references to DWARF version 1;
16388 clarify why -gdwarf-2<n> doesn't work.
16390 2004-08-25 Zack Weinberg <zack@codesourcery.com>
16392 * basic-block.h (BB_SET_PARTITION): Clear old value first.
16393 * cfg.c (clear_bb_flags): Don't clear partition setting.
16394 * ifcvt.c (find_if_case_1): Remove ??? comment.
16396 2004-08-25 Alan Modra <amodra@bigpond.net.au>
16399 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
16400 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
16401 current_function_stdarg in place of sysv_varargs_p.
16402 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
16405 2004-08-24 Richard Henderson <rth@redhat.com>
16408 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
16409 random codes within CONST.
16411 2004-08-24 James E Wilson <wilson@specifixinc.com>
16413 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
16414 -freorder-blocks-and-partition.
16416 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16418 PR middle-end/17044
16419 * tree-ssa-threadupdate.c (redirection_data): Make static.
16420 (thread_block): Use ggc_alloc_cleared to allocate struct
16421 redirection_data. Don't free elements in redirection_data.
16423 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16425 * config/mips/predicates.md (small_data_pattern): Match prefetches.
16427 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16429 PR tree-optimization/17016
16430 * tree-ssa-loop-niter.c (number_of_iterations_cond,
16431 number_of_iterations_exit): Use POINTER_TYPE_P instead
16432 of testing for POINTER_TYPE.
16434 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16436 * tree-ssa-loop-ivcanon.c: New file.
16437 * tree-ssa-loop-manip.c (create_iv): New function.
16438 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
16439 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
16440 * cfgloop.c (mark_single_exit_loops): New function.
16441 (verify_loop_structure): Verify single-exit loops.
16442 * cfgloop.h (struct loop): Add single_exit field.
16443 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
16444 (mark_single_exit_loops): Declare.
16445 (tree_num_loop_insns): Declare.
16446 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
16447 (duplicate_loop_to_header_edge): Use it.
16448 * common.opt (fivcanon): New flag.
16449 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
16450 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
16451 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
16452 (bsi_insert_on_edge_immediate): New function.
16453 * tree-flow.h (bsi_insert_on_edge_immediate,
16454 canonicalize_induction_variables, tree_unroll_loops_completely,
16455 create_iv): Declare.
16456 * tree-optimize.c (init_tree_optimization_passes): Add
16457 pass_iv_canon and pass_complete_unroll.
16458 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
16459 * tree-scalar-evolution.c (get_loop_exit_condition,
16460 get_exit_conditions_rec, number_of_iterations_in_loop,
16461 scev_initialize): Use single_exit information.
16462 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
16463 missing assumptions.
16464 (loop_niter_by_eval): Return number of iterations as unsigned
16466 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
16467 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
16468 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
16470 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
16471 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
16472 the defining statement is ready.
16473 * tree-vectorizer.c (vect_create_iv_simple): Removed.
16474 (vect_create_index_for_array_ref, vect_transform_loop_bound):
16476 (vect_transform_loop_bound): Use single_exit information.
16477 (vect_analyze_loop_form): Cleanup bogus tests.
16478 (vectorize_loops): Do not call flow_loop_scan.
16479 * tree.h (may_negate_without_overflow_p): Declare.
16480 * fold-const.c (may_negate_without_overflow_p): Split out from ...
16481 (negate_expr_p): ... this function.
16482 (tree_expr_nonzero_p): Handle overflowed constants correctly.
16483 * doc/invoke.texi (-fivcanon): Document.
16484 * doc/passes.texi: Document canonical induction variable creation.
16486 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16488 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
16489 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
16490 using the mode of the operand to decide between them.
16491 * config/mips/mips.md (MOVECC): New mode macro.
16492 (ccreg): New mode attribute.
16493 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
16494 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
16495 (mov[sd]icc): Redefine using :GPR.
16497 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16499 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
16500 (mips_prefetch_cookie): New function.
16501 * config/mips/mips.c (print_operand_address): Fix handling of
16503 (mips_emit_prefetch): Delete.
16504 (mips_prefetch_cookie): New function.
16505 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
16506 mode of QImode for the address_operand. Use mips_prefetch_cookie
16507 to calculate the first "pref" operand.
16508 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
16509 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
16511 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
16513 * arm.md: Include predicates.md.
16514 * predicates.md: New file.
16515 * arm.c (s_register_operand, arm_hard_register_operand)
16516 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
16517 (arm_immediate_operand, arm_neg_immediate_operand)
16518 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
16519 (arm_add_operand, arm_addimm_operand, arm_not_operand)
16520 (offsettable_memory_operand, alignable_memory_operand)
16521 (arm_reload_memory_operand, arm_float_rhs_operand)
16522 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
16523 (index_operand, shiftable_operator, logical_binary_operator)
16524 (shift_operator, equality_operator, arm_comparison_operator)
16525 (minmax_operator, cc_register, dominant_cc_register)
16526 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
16527 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
16528 (const_shift_operand, load_multiple_operation)
16529 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
16530 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
16531 (cirrus_register_operand, cirrus_fp_register)
16532 (cirrus_shift_const): Delete, replaced with equivalents in
16534 (shift_op): Handle ROTATE.
16535 * arm-protos.h: Delete declarations for above.
16536 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
16537 * t-arm (MD_INCLUDES): Add predicates.md.
16538 (s-preds): Depends on MD_INCLUDES.
16540 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16542 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
16543 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
16544 patterns. Redefine using :GPR. Give the match_operator a mode.
16545 Use '%2' rather than '%z2' for operand 2.
16547 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16549 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
16552 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16554 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
16555 of internal patterns.
16556 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
16558 (tablejump): Use expand_binop to calculate address. Adjust names
16559 of internal patterns.
16560 (tablejump[sd]i): Renamed from tablejump_internal[12].
16562 (tablejump_mips16[12]): Delete.
16564 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16566 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
16567 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
16568 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
16569 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
16570 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
16572 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
16574 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
16575 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
16577 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
16578 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
16579 (*branch_equality[sd]i_inverted): Likewise
16580 branch_equality{,_di}_inverted.
16581 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
16582 Redefine using :GPR.
16584 2004-08-24 Zack Weinberg <zack@codesourcery.com>
16586 * rtl.def: Reorganize, placing all codes used only in machine
16587 descriptions at the end.
16589 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
16590 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
16591 rtx_name, rtx_format arrays by direct reference to rtl.def,
16592 first undefining GENERATOR_FILE. Define enum insn_note and
16593 note_insn_name array by direct reference to insn-notes.def.
16594 (adjust_field_rtx_def): Remove local definition of rtx_name.
16595 Use symbolic names for insn notes.
16596 * Makefile.in (gengtype.o): Update dependencies.
16598 2004-08-24 Zack Weinberg <zack@codesourcery.com>
16600 * basic-block.h (struct basic_block_def): Reorder fields to
16601 eliminate interior padding. Remove 'partition' field.
16602 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
16603 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
16604 (BB_COPY_PARTITION): New macros.
16605 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
16606 Replace all references to the 'partition' field of a basic
16607 block with new macros.
16609 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
16610 * final.c (final_scan_insn): Don't handle it.
16611 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
16612 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
16613 * sched-rgn.c (sched_is_disabled_for_current_region_p):
16614 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
16616 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
16618 * c-decl.c (c_init_decl_processing): Adjust
16619 build_common_tree_nodes call.
16620 * expmed.c (const_mult_add_overflow_p): Use
16621 build_distinct_type_copy.
16622 * stor-layout.c (early_type_list): Remove.
16623 (layout_type): Don't append to early_type_list.
16624 (initialize_sizetypes): Add signed_p argument.
16625 (set_sizetype): Overwrite the stub type nodes directly.
16626 * tree.c (copy_node_stat): Clear a type's value cache here ...
16627 (build_distinct_type): ... not here.
16628 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
16629 * tree.h (initialize_sizetypes): Add signed_p argument.
16630 (build_common_tree_nodes): Likewise.
16632 * objc/objc-act.c (get_static_reference): Use
16633 build_variant_type_copy.
16634 (get_protocol_reference): Likewise.
16635 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
16637 2004-08-24 Richard Henderson <rth@redhat.com>
16638 Andrew Pinski <apinski@apple.com>
16640 * gimplify.c (gimplify_array_ref_to_plus): Delete.
16641 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
16644 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
16645 ARRAY_REF also to get to the STRING_CST.
16647 2004-08-24 Paul Brook <paul@codesourcery.com>
16649 * config/arm/arm.c (arm_override_options): Update error message.
16650 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
16651 TARGET_HARD_FLOAT_ABI.
16652 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
16653 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
16655 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
16658 * config/m32r.md (movsi_sda): Add SI mode specification to
16661 2004-08-24 Nick Clifton <nickc@redhat.com>
16663 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
16664 of seth_add3_operand.
16666 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
16668 * Makefile.in (PROTO_OBJS): Add errors.o.
16669 * protoize.c (fancy_abort): Remove.
16670 * mips-tfile.c (fancy_abort): Add parameters.
16672 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
16674 * doc/trouble.texi (C++ misunderstandings): Fix example code.
16676 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
16678 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
16679 (host-default.o): Add dependency on HOOKS_H.
16680 * config/x-linux: Likewise.
16681 * config/x-solaris: Likewise.
16682 * config/i386/x-mingw32: Likewise.
16683 * config/rs6000/x-darwin: Likewise.
16685 2004-08-23 James E Wilson <wilson@specifixinc.com>
16687 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
16690 2004-08-23 Mark Mitchell <mark@codesourcery.com>
16693 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
16695 2004-08-23 Diego Novillo <dnovillo@redhat.com>
16697 * cfg.c (check_bb_profile): Fix typos.
16698 * function.c (assign_parm_is_stack_parm): Likewise.
16699 * tree-nested.c: Likewise.
16701 2004-08-23 Daniel Jacobowitz <dan@debian.org>
16703 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
16705 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
16707 2004-08-23 Eric Christopher <echristo@redhat.com>
16709 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
16710 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
16711 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
16713 * hooks.h: Include machmode.h.
16714 (hook_bool_mode_false): Declare.
16715 * hooks.c (hook_bool_mode_false): Define.
16716 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
16717 * stor-layout.c (layout_type): Ditto.
16718 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
16719 Define to target macro.
16720 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
16721 * config/arm/arm.c: Ditto. Use.
16722 * config/arm/arm.h: Ditto.
16723 * config/arm/arm-protos.h: Ditto.
16724 * config/i386/i386.c: Ditto.
16725 * config/i386/i386.h: Ditto.
16726 * config/rs6000/rs6000.c: Ditto.
16727 * config/rs6000/rs6000.h: Ditto.
16728 * config/sh/sh.c: Ditto.
16729 * config/sh/sh.h: Ditto.
16730 * config/sh/sh-protos.h: Ditto.
16731 * config/sh/sh.md: Use.
16732 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
16733 to TARGET_VECTOR_MODE_SUPPORTED_P.
16735 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
16737 * Makefile.in (BUILD_ERRORS): Set to build-errors.
16738 (errors.o): New target for host.
16739 (build-errors.o): New target for build.
16740 (genobjs): Replace errors.o with build-errors.
16741 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
16742 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
16743 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
16744 (fix-header.o): Add errors.h
16745 * collect2.c (fancy_abort): Add parameters.
16746 * collect2.h (fancy_abort): Don't declare.
16747 * errors.h (fancy_abort): Don't declare.
16748 * errors.c: Include either bconfig.h or config.h.
16749 (fancy_abort): Trim filename.
16750 * fix-header.c (v_fatal, fatal): Remove.
16751 (progname): Remove definition.
16752 (main): Set progname here.
16753 * gcc.c (fancy_abort): Add parameters.
16754 * gcc.h (fancy_abort): Remove declaration.
16755 * gcov.c (fancy_abort): Remove.
16756 * rtl.h (fancy_abort): Don't declare.
16757 (abort): Don't define.
16758 * tree.h (fancy_abort): Don't declare.
16759 (abort): Don't define.
16760 * system.h (fancy_abort): Declare.
16761 (abort): Define to fancy_abort.
16762 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
16764 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
16765 (usize_type, ubitsizetype): Remove.
16766 * stor-layout.c (set_sizetype): Don't initialize usizetype,
16768 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
16770 * tree.h (build_distinct_type_copy): New.
16771 (build_type_copy): ... here. Rename to ...
16772 (build_variant_type_copy): ... here.
16773 * tree.c (build_qualified_type): Rename build_type_copy call.
16774 (build_distinct_type_copy): New, broken out of ...
16775 (build_type_copy): ... here. Rename to ...
16776 (build_variant_type_copy): ... here. Use
16777 build_distinct_type_copy.
16778 (build_common_tree_nodes_2): Rename build_type_copy call.
16779 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
16781 (handle_packed_attribute, handle_unused_attribute,
16782 handle_transparanet_union_attribute, handle_aligned_attribute,
16783 handle_deprecated_attribute): Likewise.
16784 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
16786 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
16787 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
16788 build_distinct_type_copy.
16790 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16792 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
16795 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16797 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
16799 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
16800 formerly unnamed patterns. Redefine using :P for the address. Remove
16801 explicit length attributes.
16803 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16805 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
16807 (single_reachable_address): Use them.
16808 (schedule_sm): Add dump.
16809 (is_call_clobbered_ref): New function.
16810 (determine_lsm_reg): Check whether the reference is call clobbered.
16811 Only work for gimple_reg_type values.
16813 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16815 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
16816 $31 store insns. Redefine using :GPR.
16818 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16820 * config/mips/mips.md (P): New mode macro.
16821 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
16822 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
16823 Add mode attributes.
16825 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16827 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
16828 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
16829 later constants to cover the gap.
16830 (load, store): New mode attributes.
16831 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
16832 Use new unspec constants.
16834 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16836 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
16837 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
16838 to use register_operand rather than uns_arith_operand as the predicate
16839 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
16840 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
16841 Redefine using :GPR. Make same predicate change here. Extend the
16842 commutativity of operands 1 and 2 from the SImode version to the
16844 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
16845 but with no predicate changes.
16846 (*nor[sd]i3): Redefine using :GPR.
16848 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16850 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
16851 noreturn functions.
16853 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16855 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
16856 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
16857 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
16858 rather than "%z2" (with a fake const0_rtx for operand 2).
16859 (ffs[sd]i2): Redefine using :GPR.
16860 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
16862 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16864 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
16866 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16868 * config/mips/mips.md (any_extend): New code macro.
16869 (u, su): New code attributes.
16870 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
16871 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
16872 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
16873 (*{s,u}mul_acc_di): Redefine using any_extend.
16874 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
16875 to reflect real insn names.
16876 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
16877 with an any_extend template.
16878 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
16881 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16883 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
16884 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
16885 (mul[sd]i3_r4000): Redefine using :GPR.
16886 (mulsi3_mult3): Don't check TARGET_MAD separately.
16887 (muldi3_mult3): Moved after mulsi_mult3.
16889 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16891 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
16892 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
16893 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
16894 (TARGET_GAS, TARGET_MIPS_AS): Delete.
16895 (TARGET_GPWORD): Define to true for n32 on IRIX.
16896 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
16897 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
16898 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
16899 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
16900 (MDEBUG_ASM_SPEC): Delete, folding into...
16901 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
16902 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
16903 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
16904 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
16905 to define asm_abi_default_spec.
16906 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
16907 (TARGET_ASM_SELECT_SECTION): Delete.
16908 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
16909 for non-mips16 code, removing previous workaround for SGI assemblers.
16910 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
16911 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
16912 (override_options): Remove !TARGET_GAS and !have_named_sections code.
16913 (print_operand): Fold TARGET_GAS conditionals into asm strings.
16914 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
16915 ASM_STABS_OP and ASM_STABN_OP.
16916 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
16917 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
16918 (mips_output_function_prologue): Remove !TARGET_GAS code.
16919 (mips_select_rtx_section): Remove !have_named_sections code.
16920 (mips_select_section): Delete.
16921 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
16922 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
16923 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
16924 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
16925 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
16926 * config/mips/windiss.h (ASM_SPEC): Likewise.
16928 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16930 * read-rtl.c (map_value, mapping, macro_group): New structures.
16931 (BELLWETHER_CODE): New macro.
16932 (modes, codes, bellwether_codes): New variables.
16933 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
16934 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
16935 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
16936 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
16937 (add_map_value, initialize_macros): New functions.
16938 (def_hash, def_hash_eq_p): Generalize to anything that points to,
16939 or starts with, a char * field.
16940 (find_macro, read_mapping, check_code_macro): New functions.
16941 (read_rtx_1): New, split out from read_rtx. Handle the new
16942 define_{mode,code}_{macro,attr} constructs. Use find_macro
16943 to parse the name of a code or mode. Use BELLWETHER_CODE to
16944 extract the format and to choose a suitable code for rtx_alloc.
16945 Modify recursive invocations to use read_rtx_1.
16946 (read_rtx): Call initialize_macros. Apply code and mode macros
16947 to the rtx returned by read_rtx_1. Cache everything after the
16948 first macro expansion for subsequent read_rtx calls.
16949 * doc/md.texi: Document new .md constructs.
16950 * config/mips/mips.md (GPR): New mode macro.
16951 (d, si8_di5): New mode attributes.
16952 (any_cond): New code macro.
16953 (add[sd]i3): Redefine using :GPR.
16954 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
16955 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
16956 previously unnamed MIPS16 patterns.
16957 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
16958 lines. Don't match (plus (const_int 0) ...).
16959 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
16960 Use a define_split to generate the addition.
16961 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
16962 (subsi3_internal): Delete.
16963 (*subsi3_extended): Renamed from subsi3_internal_2.
16964 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
16965 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
16966 using an any_cond template.
16968 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16970 * read-rtl.c (read_rtx): Tidy use of format_ptr.
16972 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
16974 * read-rtl.c (string_obstack): New file-scope variable.
16975 (read_string, read_quoted_string, read_braced_string)
16976 (read_escape): Remove obstack parameter and use string_obstack instead.
16977 (read_rtx): Remove function-local rtl_obstack and initialize
16978 string_obstack instead. Update call to read_string.
16980 2004-08-22 Andrew Pinski <apinski@apple.com>
16983 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
16984 expression is not constant.
16985 (c_finish_return): Do not go through INDIRECT_REF when looking
16986 for the inner expression of an ADDR_EXPR for warning about.
16988 2004-08-22 Richard Henderson <rth@redhat.com>
16991 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
16992 create new blocks and fall through.
16993 (expand_gimple_basic_block): Update to match.
16995 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
16997 * reload.c (find_reloads_address): Make return value tri-state.
16998 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
16999 (find_reloads): Assume that reloaded addresses match 'o' or
17000 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
17001 returned 1 (not -1). Omit optional reloads for address operands
17002 only if find_reloads_address returned 1 (not -1).
17004 * config/s390/s390.c (legitimize_reload_address): New function.
17005 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
17006 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
17007 legitimize_reload_address.
17009 2004-08-22 Richard Hendersion <rth@redhat.com>
17011 * tree.h (SAVE_EXPR_RESOLVED_P): New.
17012 * gimplify.c (gimplify_save_expr): Use it.
17013 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
17014 on the temporary variable.
17016 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
17018 * fold-const.c (rtl_expr_nonnegative_p): Delete.
17019 * tree.h (rtl_expr_nonnegative_p): Remove.
17021 2004-08-22 Steven Bosscher <stevenb@suse.de>
17023 * config/i386/ppro.md (ppro_complex_insn): Add missing check
17024 for cpu==pentiumpro.
17026 * combine.c (struct reg_stat): Fix comment typo.
17028 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
17030 * c-tree.h (c_sizeof_nowarn): Remove.
17032 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
17034 * c-decl.c (set_array_declarator_type): Rename to
17035 set_array_declarator_inner.
17036 (build_c_parm, build_attrs_declarator, build_function_declarator):
17038 (make_pointer_declarator): Call build_attrs_declarator.
17039 * c-tree.h (set_array_declarator_type): Rename to
17040 set_array_declarator_inner.
17041 (build_c_parm, build_attrs_declarator, build_function_declarator):
17043 * c-parse.in (after_type_declarator,
17044 parm_declarator_starttypename, parm_declarator_nostarttypename,
17045 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
17046 firstparm): Use these functions
17048 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
17050 * c-decl.c (build_array_declarator, set_array_declarator_type,
17051 start_decl, grokdeclarator, grokparms): Change boolean parameters
17053 * c-tree.h (build_array_declarator, set_array_declarator_type,
17054 start_decl): Update prototypes.
17055 * c-decl.c, c-parse.in: All callers changed.
17057 2004-08-21 Mike Stump <mrs@apple.com>
17059 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
17060 (darwin_fix_and_continue): Likewise.
17061 (darwin_fix_and_continue_switch): Likewise.
17062 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
17063 (darwin_fix_and_continue): Likewise.
17064 (darwin_fix_and_continue_switch): Likewise.
17066 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
17069 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
17070 Remove, merging into ...
17071 (gen_stdcall_or_fastcall_suffix): New function, returning tree
17072 rather than const char*, and accepting additional parameter.
17073 Don't add suffix to '*'-prefixed symbols or variadic functions.
17074 (i386_pe_encode_section_info): Adjust for call to new function.
17075 Call change_decl_assembler_name.
17077 2004-08-20 Mike Stump <mrs@apple.com>
17079 * config/darwin.c (machopic_indirect_data_reference): Mark
17081 * config/386/386.c (darwin_local_data_pic): Add.
17082 (legitimate_constant_p): Reorder so that PLUS handling runs
17083 before darwin_local_data_pic to match the ordering in
17084 legitimate_pic_address_disp_p and so that MINUS runs after
17085 darwin_local_data_pic as otherwise the darwin_local_data_pic
17086 logic can be skipped, which would be very bad.
17087 (legitimate_pic_address_disp_p): Move from from here to
17088 darwin_local_data_pic so it can be reused.
17090 2004-08-21 Alan Modra <amodra@bigpond.net.au>
17092 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
17093 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
17094 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
17095 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
17096 (RS6000_ABI_NAME): Define as "linux".
17097 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
17098 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
17099 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
17100 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
17101 * config/rs6000/rs6000.c (dot_symbols): New global var.
17102 (rs6000_output_function_entry): New function, modified for
17104 (print_operand <case 'z'>): ..extracted from here.
17105 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
17106 (rs6000_output_function_epilogue): Likewise.
17107 (rs6000_elf_declare_function_name): Likewise.
17108 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
17109 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
17110 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
17111 * configure: Regenerate.
17112 * config.in: Regenerate.
17114 2004-08-20 Mark Mitchell <mark@codesourcery.com>
17116 * reload.c (find_reloads_address): Fix thinko in previous change.
17118 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
17121 2004-08-20 Jakub Jelinek <jakub@redhat.com>
17123 PR rtl-optimization/17099
17124 * combine.c (force_to_mode): Check if inner_mask has any bits set
17125 outside of GET_MODE (x) instead of op_mode.
17127 2004-08-20 Mark Mitchell <mark@codesourcery.com>
17129 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
17131 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
17132 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
17133 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
17135 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
17137 * config/arm/t-symbian: New file.
17139 2004-08-20 Andrew Pinski <apinski@apple.com>
17141 * regrename.c (kill_value_regno): ANSIfy.
17143 2004-08-20 Dale Johannesen <dalej@apple.com>
17145 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
17147 2004-08-20 Daniel Jacobowitz <dan@debian.org>
17149 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
17150 (kill_value_regno): New function, derived from kill_value.
17151 (kill_value): Update.
17152 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
17154 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
17156 Fix PR tree-optimization/17111
17157 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
17158 of non-value_handles.
17159 (bitmap_set_contains): All constants are in every set.
17161 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
17163 * fold-const.c (round_up, round_down): Use build_int_cst.
17164 Optimize common case.
17166 2004-08-20 Zack Weinberg <zack@codesourcery.com>
17167 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17169 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
17170 one_only_data_section): Rename to som_readonly_data_section,
17171 som_one_only_readonly_data_section and som_one_only_data_section.
17172 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
17173 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
17174 conditional defines.
17175 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
17176 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
17178 (pa_select_section): Use renamed section functions.
17179 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
17180 SOM_READONLY_DATA_SECTION_FUNCTION,
17181 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
17182 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
17184 * config/pa/som.h: ... not here.
17185 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
17186 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
17187 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
17188 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
17189 (READONLY_DATA_SECTION): Use som_readonly_data_section.
17191 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
17193 * fold-const.c (int_const_binop): Don't generate non-overflowing
17194 size-types specially.
17195 (fold_convert_const): Likewise.
17197 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
17198 clear cache on copied sizetype.
17200 2004-08-20 Ben Elliston <bje@au.ibm.com>
17202 * configure.ac: Don't escape apostrophe in --enable-coverage help.
17203 * configure: Regenerate.
17205 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
17208 * gcc.c (struct stat input_stat): Don't define if
17209 HOST_LACKS_INODE_NUMBERS
17210 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
17211 than stat to determine if temp file is same as input file.
17212 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
17213 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
17215 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
17217 * configure.ac (mips*-*-*): Print an error if not using GAS.
17218 * configure: Regenerated.
17219 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
17220 comments about buggy MIPSpro assemblers.
17221 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
17222 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
17223 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
17224 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
17225 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
17226 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
17227 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
17228 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
17229 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
17230 of more general IRIX 6 definitions.
17231 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
17232 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
17233 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
17234 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
17235 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
17236 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
17237 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
17238 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
17239 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
17240 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
17241 (LINK_SPEC): Move most of definition to iris.h.
17242 (SUBTARGET_LINK_SPEC): New macro.
17243 (IRIX_STARTFILE_SPEC): Fold into...
17244 (STARTFILE_SPEC): ...here.
17245 (IRIX_ENDFILE_SPEC): Fold into...
17246 (ENDFILE_SPEC): ...here.
17247 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
17248 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
17249 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
17250 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
17251 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
17252 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
17253 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
17254 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
17255 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
17256 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
17257 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
17258 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
17259 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
17260 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
17261 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
17262 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
17263 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
17264 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
17265 (TARGET_IRIX6): Define to 1.
17266 (DRIVER_SELF_SPECS): Define.
17267 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
17268 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
17269 (SUBTARGET_LINK_SPEC): New macro.
17270 (IRIX_STARTFILE_SPEC): Fold into...
17271 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
17272 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
17273 (LIB_SPEC, LIBGCC_SPEC): Use them.
17274 (LIB_SPEC): Remove !mabi=* case.
17275 (IRIX_ENDFILE_SPEC): Fold into...
17276 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
17277 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
17278 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
17279 (TARGET_IRIX6): New macro.
17280 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
17281 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
17282 (LABEL_AFTER_LOC): Delete.
17283 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
17284 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
17285 (mips_build_builtin_va_list): Check TARGET_IRIX6.
17286 (override_options): Remove TARGET_SGI_O32_AS-related code.
17287 (irix_output_external_libcall): Make static.
17288 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
17290 (mips_file_start): Tidy guard for ABI sections. Remove use of
17291 ABICALLS_ASM_OP; use .abicalls instead.
17292 (mips_output_aligned_decl_common, mips_declare_object_name)
17293 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
17294 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
17295 .globl foo .text directives.
17296 (irix_asm_named_section_1, irix_asm_named_section)
17297 (irix_section_align_entry, irix_section_align_htab)
17298 (irix_orig_asm_out_file, irix_section_align_entry_eq)
17299 (irix_section_align_entry_hash, irix_asm_output_align)
17300 (irix_file_start, irix_section_align_1, copy_file_data)
17301 (irix_file_end, irix_section_type_flags): Delete.
17302 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
17303 Use standard section syntax. Remove protective "jr $31".
17304 (__gcc_fini): Likewise .gcc_fini.
17305 * config/mips/irix-crtn.asm: Adjust sections accordingly.
17306 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
17308 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
17310 (EXTRA_MULTILIB_PARTS): Define.
17311 * config/mips/t-iris6: Remove bogus comment.
17312 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
17313 * config/mips/iris5gas.h, config/mips/iris5gld.h,
17314 config/mips/iris6gas.h, config/mips/iris6gld.h,
17315 config/mips/t-iris5-as, config/mips/t-iris5-gas
17316 config/mips/t-irix-gld: Delete.
17317 * config/mips/iris.h: New file.
17318 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
17320 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
17322 * postreload.c (reload_cse_move2add): Allow any condjump, but check
17323 that the implicit set isn't clobbered in the jump insn.
17325 2004-08-19 Mark Mitchell <mark@codesourcery.com>
17327 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
17328 * optabs.c (init_optabs): Don't check it.
17329 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
17330 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
17332 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
17334 * config/s390/s390.md (s390_warn_framesize_string)
17335 (s390_warn_dynamic_string, s390_stack_size_string)
17336 (s390_stack_guard_string): New global string variables.
17337 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
17338 (s390_stack_guard): New global variables.
17339 (override_options): Added checks for the new options.
17340 (s390_emit_prologue): Emit stack check and trap code and perform
17341 compile time stack size checking.
17343 * config/s390/s390.h (TARGET_OPTIONS): Added new options
17344 "warn-framesize", "warn-dynamicstack", "stack-size" and
17347 * doc/invoke.texi: Added documentation for the new options.
17349 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
17351 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
17352 to eliminate warning.
17353 (linear_search_fdes): Declare p as unsigned.
17354 (binary_search_mixed_encoding_fdes): Likewise.
17355 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
17356 to eliminate warning.
17357 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
17360 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
17362 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
17363 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
17364 instead of one. Check for strictly legitimate address.
17365 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
17366 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
17368 2004-08-19 Eric Christopher <echristo@redhat.com>
17370 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
17371 * langhooks.h (unsave_expr_now): Ditto.
17372 * tree.h (unsave_expr_1): Remove prototype.
17373 (lhd_unsave_expr_now): Rename to unsave_expr_now.
17374 * tree-inline.c (unsave_expr_1): Move here
17375 from tree.c. Make static.
17376 (unsave_expr_now): Rename from lhd_unsave_expr_now.
17377 * tree-sra.c: Fix up for rename.
17378 * tree-ssa-copy.c: Ditto.
17379 * tree-eh.c: Ditto.
17380 * tree.c (unsave_expr_1): Move to tree-inline.c.
17382 2004-08-19 Caroline Tice <ctice@apple.com>
17384 * config/i386/cygming.h (switch_to_section): Fix typo (change
17385 in_unlikely_text_section to in_unlikely_executed_text).
17387 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
17389 * vec.h (VEC_lower_bound): New macro.
17391 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
17394 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
17395 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
17396 treat each ABI separately. Deal with n32/n64 complex float arguments.
17397 (function_arg): Add associated complex handling here.
17399 2004-08-19 Richard Henderson <rth@redhat.com>
17401 * config/arm/arm.c (arm_gen_load_multiple): Use
17402 adjust_automodify_address. Take base memory and offset instead
17403 of unchanging/struct/scalar bits.
17404 (arm_gen_store_multiple): Likewise.
17405 (arm_gen_movmemqi): Use adjust_automodify_address.
17406 * config/arm/arm-protos.h: Update decls.
17407 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
17408 (store_multiple): Similarly.
17410 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
17412 * regclass.c (globalize_reg): Update call_really_used_regs.
17414 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
17416 * doc/invoke.texi (integer-share-limit): Document.
17418 * tree.h (TYPE_CACHED_VALUES_P): New.
17419 (TYPE_CACHED_VALUES): New.
17420 (TYPE_ORIG_SIZE_TYPE): Adjust.
17421 * tree.def (INTEGER_CST): Update documentation.
17422 * tree.c: Inlcude params.h.
17423 (build_int_cst): Cache small values.
17424 (build_type_copy): Do not copy the value cache.
17425 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
17427 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
17428 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
17430 * fold-const.c (force_fit_type): Copy value when setting
17432 (int_const_binop): Likewise.
17433 * stor-layout.c: Include params.h
17434 (set_sizetype): Create values cache.
17435 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
17436 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
17437 * params.h (INTEGER_SHARE_LIMIT): New.
17438 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
17440 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
17442 * gimplify.c (gimplify_minimax_expr): Remove.
17443 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
17445 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
17447 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
17448 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
17450 2004-08-19 Mark Mitchell <mark@codesourcery.com>
17452 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
17454 2004-08-18 Andrew Pinski <apinski@apple.com>
17456 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
17458 2004-08-18 Mark Mitchell <mark@codesourcery.com>
17460 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
17461 (__aeabi_ul2f): Likewise.
17463 2004-08-18 Richard Henderson <rth@redhat.com>
17465 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
17466 move to rtl completely.
17467 (struct meminsnbuf, xtensa_emit_block_move): Remove.
17468 (xtensa_find_mode_for_size): Remove.
17469 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
17470 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
17472 2004-08-18 Richard Henderson <rth@redhat.com>
17474 * config/mcore/mcore.c (mode_from_align): Remove DImode.
17475 (block_move_sequence): Rewrite to use adjust_address.
17476 (mcore_expand_block_move): Cleanup logic. Accept only operands.
17477 Return boolean indicating success/failure.
17478 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
17479 * config/mcore/mcore.md (movmemsi): Update to match.
17481 2004-08-18 Mike Stump <mrs@apple.com>
17483 * doc/invoke.texi (-mfix-and-continue): Add support for
17484 fast turn around debugging.
17485 (-ffix-and-continue): Likewise.
17486 (-mindirect-data): Likewise.
17487 (-findirect-data): Likewise.
17488 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
17489 (indirect_data): Likewise.
17490 (machopic_data_defined_p): Likewise.
17491 (machopic_output_indirection): Likewise.
17492 (darwin_encode_section_info): Likewise.
17493 (darwin_fix_and_continue): Likewise.
17494 (darwin_fix_and_continue_switch): Likewise.
17495 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
17496 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
17497 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
17498 (SUBTARGET_OPTIONS): Likewise.
17499 (darwin_fix_and_continue): Likewise.
17500 (darwin_fix_and_continue_switch): Likewise.
17501 (TARGET_FIX_AND_CONTINUE): Likewise.
17502 * config/rs6000.c (rs6000_emit_prologue): Likewise.
17504 2004-08-19 Steven Bosscher <stevenb@suse.de>
17506 * basic-block.h (struct edge_def): Remove crossing_edge.
17507 (EDGE_CROSSING): New define.
17508 (EDGE_ALL_FLAGS): Update.
17509 * bb-reorder.c (find_traces_1_round, better_edge_p,
17510 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
17511 find_jump_block, fix_crossing_conditional_branches,
17512 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
17513 Replace all occurences of crossing_edge with an edge flag check
17515 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
17516 try_crossjump_bb): Likewise.
17517 * cfglayout.c (fixup_reorder_chain): Likewise.
17518 * cfgrtl.c (force_nonfallthru_and_redirect,
17519 commit_one_edge_insertion): Likewise.
17521 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
17522 * tree-flow.h (compute_dominance_frontiers): Move prototype...
17523 * basic-block.h: ...here.
17524 * tree-cfg.c (compute_dominance_frontiers_1,
17525 compute_dominance_frontiers): Move from here...
17526 * cfganal.c: ...to here. Include timevar.h.
17528 2004-08-18 James E Wilson <wilson@specifixinc.com>
17530 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
17531 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
17533 * config/mips/mips.md (type): Add frdiv.
17534 (divsf3+1, divsf3+2): Change type to frdiv.
17535 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
17536 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
17538 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
17539 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
17540 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
17541 * config/mips/5000.md (r5k_fdiv_single): Likewise.
17542 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
17543 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
17544 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
17545 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
17546 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
17547 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
17549 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
17551 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
17553 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
17554 get regression tester working again.
17556 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17558 * insn-notes.def, reg-notes.def: New files.
17559 * rtl.h: Use them to define enum insn_note and enum reg_note.
17560 * rtl.c: Use them to define note_insn_name and reg_note_name.
17561 * Makefile.in (RTL_BASE_H): Update.
17563 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
17564 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
17566 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
17568 * arm.c (arm_size_rtx_costs): New function.
17569 (arm_override_options): Use it if optimizing for space.
17571 2004-08-18 Richard Henderson <rth@redhat.com>
17573 * emit-rtl.c (gen_const_mem): New.
17574 * rtl.h (gen_const_mem): Declare.
17575 * expr.c (do_tablejump): Use it.
17576 * varasm.c (force_const_mem): Likewise.
17577 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17578 (machopic_legitimize_pic_address): Likewise.
17579 * config/arm/arm.c (legitimize_pic_address): Likewise.
17580 * config/i386/i386.c (legitimize_pic_address): Likewise.
17581 (legitimize_tls_address): Likewise.
17582 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
17583 * config/ia64/ia64.md (load_fptr): Likewise.
17584 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
17585 * config/pa/pa.c (legitimize_pic_address): Likewise.
17586 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
17587 (rs6000_emit_move): Likewise.
17588 * config/s390/s390.c (legitimize_pic_address): Likewise.
17589 (legitimize_tls_address): Likewise.
17590 * config/s390/s390.md (casesi): Likewise.
17591 * config/sh/sh.c (sh_reorg): Likewise.
17592 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
17593 * config/v850/v850.md (casesi): Likewise.
17595 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
17596 * config/sh/sh.c (prepare_move_operands): Remove incorrect
17597 use of MEM_READONLY_P.
17599 2004-08-18 Steven Bosscher <stevenb@suse.de>
17601 * Makefile.in (OBJS-common): Add postreload-gcse.c.
17602 Add new postreload-gcse.o.
17603 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
17604 (lookup_as_function, insert, rehash_using_reg, use_related_value,
17605 equiv_constant): Use SAFE_HASH instead of safe_hash.
17606 (exp_equiv_p): Export. Add for_gcse argument when comparing
17608 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
17609 find_comparison_args, fold_rtx, cse_insn): Update callers.
17610 (hash_rtx): New function derived from old canon_hash and bits
17611 from gcse.c hash_expr_1.
17612 (canon_hash_string): Rename to hash_rtx_string.
17613 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
17614 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
17615 (cselib_lookup): Update this caller.
17616 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
17618 (hash_expr): Call hash_rtx.
17619 (ldst_entry): Likewise.
17620 (expr_equiv_p): Call exp_equiv_p.
17621 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
17622 reg_used_on_edge, reg_set_between_after_reload_p,
17623 reg_used_between_after_reload_p, get_avail_load_store_reg,
17624 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
17625 get_bb_avail_insn, hash_scan_set_after_reload,
17626 compute_hash_table_after_reload,
17627 eliminate_partially_redundant_loads, gcse_after_reload,
17628 get_bb_avail_insn, gcse_after_reload_main): Remove.
17629 * postreload-gcse.c: New file, reincarnating most of the above.
17630 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
17631 (gcse_after_reload_main): Update prototype.
17632 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
17633 * passes.c (rest_of_handle_gcse2): Use it.
17635 2004-08-18 Diego Novillo <dnovillo@redhat.com>
17637 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
17638 (pass_loop_done): Likewise.
17640 2004-08-18 Andrew Pinski <apinski@apple.com>
17642 * config/rs6000/darwin.md: Delete the altivec patterns which are
17643 handled differently now.
17644 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
17645 (macho_correct_pic_di): Likewise.
17646 (call_indirect_nonlocal_darwin64): Likewise.
17647 Delete the save world/saveFP/saveVec patterns.
17649 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
17650 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17651 * config/rs6000/rs6000.md: Include darwin.md.
17652 (builtin_setjmp_receiver): Add DImode case.
17653 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
17656 2004-08-18 Matt Austern <austern@apple.com>
17658 Dead code stripping
17659 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
17660 * darwin.c (darwin_file_end): Mark file as potentially strippable.
17662 2004-08-18 Richard Henderson <rth@redhat.com>
17664 * alias.c (readonly_fields_p): Remove.
17665 (objects_must_conflict_p): Don't call it.
17666 * tree.h (readonly_fields_p): Remove.
17667 * langhooks.h (struct lang_hooks): Remove honor_readonly.
17668 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
17670 2004-08-18 Diego Novillo <dnovillo@redhat.com>
17672 * tree-dfa.c (add_referenced_var): Only global variables are
17674 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
17675 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
17676 all pointers dereferenced if the statement dereferences them.
17677 (create_name_tags): Do not create memory tags for pointers
17678 that have PT_ANYTHING set.
17679 Also check if PT_VARS is not empty before creating a name tag.
17680 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
17681 variables that share the same alias set with a pointer that
17682 may point anywhere.
17683 (add_may_alias): Add FIXME comment to remove clobbering
17684 aliased variables and tags.
17685 (replace_may_alias): Likewise.
17686 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
17687 (merge_pointed_to_info): If the original variable has not
17688 points-to information, call set_pt_anything.
17689 (add_pointed_to_var): Do not prevent adding a pointed-to
17690 variable if the pointers is PT_ANYTHING.
17691 If the variable is a global, set PT_GLOBAL_MEM.
17692 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
17693 pointer type only come in PTR+OFFSET flavours.
17694 Always call merge_pointed_to_info on PHI arguments that are
17696 (get_nmt_for): Mark call-clobbered tags whose pointer points
17698 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
17700 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
17702 (add_stmt_operand): Abort if the caller tried to add a killing
17703 definition for a memory tag.
17704 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
17705 unnecessary checks.
17707 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
17709 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
17710 from call_used_regs. Update call_really_used_regs.
17711 (CALL_REALLY_USED_REGISTERS): Define.
17712 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
17713 Replace call_used_regs with call_really_used_regs.
17714 (calc_live_regs, sh_media_register_for_return): Likewise.
17715 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
17716 * sh.md (return_media): Likewise.
17718 2004-08-18 Andrew Pinski <apinski@apple.com>
17720 * config/darwin.c (machopic_legitimize_pic_address): Only set
17721 MEM_READONLY_P in the non TARGET_TOC case.
17723 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17725 * rtl.def (NIL): Delete.
17726 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
17727 Tighten the syntax a little.
17729 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
17730 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
17731 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
17732 * config/i386/predicates.md, config/m32r/m32r.h
17733 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
17734 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
17735 * config/sparc/sparc.h, doc/tm.texi:
17736 Replace all occurrences of NIL with UNKNOWN.
17738 2004-08-18 Zack Weinberg <zack@codesourcery.com>
17740 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
17741 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
17742 sequence inline. Move drop_through_label code into this
17743 block, being the only place it is used. Adjust comments.
17745 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
17747 * config/rs6000/altivec.md: Add new patterns for calls to
17748 save_world/rest_world functions.
17750 * config/rs6000/rs6000-protos.h: (save_world_operation,
17751 restore_world_operation) new declarations.
17753 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
17755 (rs6000_stack_info): Set world_save_p field.
17756 (save_world_operation): New function.
17757 (restore_world_operation): New function.
17758 (compute_save_world_info): New function.
17759 (rs6000_stack_info): Call compute_save_world_info.
17760 (rs6000_emit_prologue): Check for world_save_p and generate
17761 pattern to call save_world for saving all non-volatile and
17763 (rs6000_emit_epilogue): Check for world_save_p and generate
17764 pattern to call rest_world to restore saved registers.
17766 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
17767 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
17768 (rs6000_reg_names): New entries added for save_world_operation and
17769 restore_world_operation.
17771 2004-08-18 Caroline Tice <ctice@apple.com>
17773 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
17774 "-freorder-blocks-and-partition" to the flags used in second
17775 stage of profiledbootstrap.
17776 * bb-reorder.c (push_to_next_round_p): Add new variable,
17777 next_round_is_last; set and use variable to make sure, when
17778 partitioning, that the last trace construction round consists
17779 of all (and only) cold basic blocks.
17780 (rotate_loop): Don't copy blocks that end in a section
17782 (copy_bb): Correctly initialize "partition" of duplicated bb.
17783 (add_unlikely_executed_notes): Add a comment.
17784 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
17785 to make sure, if function contains hot blocks, that the
17786 successors of ENTRY_BLOCK_PTR are hot; also, only look for
17787 crossing edges if the architecture supports named sections.
17788 (mark_bb_for_unlikely_executed_section): Modify to always
17789 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
17790 the basic block note insn.
17791 (fix_crossing_unconditional_branches): Remove extra space.
17792 (fix_edges_for_rarely_executed_code): Modify to only do
17793 partitioning work if the architecture supports named sections.
17794 (reorder_basic_blocks): Modify to only add
17795 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
17796 supports named sections.
17797 * c-common.c (handle_section_attribute): Initialize new global
17798 variable, user_defined_section_attribute, to true if user has
17800 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
17801 forward edges that cross section boundaries.
17802 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
17803 partitioning information if the architecture supports named
17805 * cfgrtl.c (target.h): Add statement to include this.
17806 (rtl_split_block): Make sure newly created bb gets correct
17808 (try_redirect_by_replacing_jump): Make sure redirection isn't
17809 attempting to cross section boundaries.
17810 (force_nonfallthru_and_redirect): Only do partition fix up if
17811 architecture supports named sections.
17812 (rtl_split_edge): Make sure newly created bb ends up in
17814 (commit_one_edge_insertion): Remove code that incorrectly
17815 updated basic block partition; Make sure partition fix up only
17816 happens if architecture supports named sections and it's not
17818 (rtl_verify_flow_info_1): Fix if-condition on test/error
17819 condition that fallthru edges are not allowed to cross section
17821 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
17822 * final.c (final_scan_insn): Remove redundant test from if-statement;
17823 change calls to text_section into calls to function_section; add code
17824 to only to partitioning fix up if architecture supports named
17826 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
17828 (if_convert): Add targetm.have_named_sections to test.
17829 * output.h (unlikely_section_label): Extern declaration for new global
17831 (unlikely_text_section_name): Likewise.
17832 * opts.c (decode_options): If both partitioning and DWARF debugging
17833 are turned on, issue a warning that this doesn't work, and change
17834 partitiong to basic block reordering (without hot/cold partitions).
17835 * passes.c (rest_of_handle_final): Re-set new global variable,
17836 user_defined_section_attribute, to false.
17837 (rest_of_compilation): Change options for calling partitioning
17838 function: Don't call if the user defined the section attribute, and
17839 don't call if DECL_ONE_ONLY is true for the current function.
17840 * predict.c (choose_function_section): Return immediately if we
17841 are doing hot/cold partitioning (i.e. let the basic block partitioning
17842 determine where the function belongs).
17843 * reg-stack.c (emit_swap_insn): Add condition to step over
17844 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
17845 * toplev.c (user_defined_section_attribute): New global variable.
17846 * toplev.h (user_defined_section_attribute): Extern declaration
17847 for new global variable.
17848 * varasm.c (unlikely_section_label): New global variable.
17849 (unlikely_text_section_name): New global variable.
17850 (unlikely_text_section): Add code to initialize
17851 unlikely_text_section_name if necessary; modify to use
17852 unlikely_text_section_name and unlikely_section_label; also to use
17853 named_section properly.
17854 (in_unlikely_text_section): Modify to work correctly with
17855 named_section and to use unlikely_text_section_name.
17856 (named_section): Add code to work properly with cold section.
17857 (function_section): Clean up if-statement.
17858 * config/darwin.c (darwin_asm_named_section): Return to original
17859 code, removing use of SECTION_FORMAT_STRING.
17860 * config/arm/pe.h (switch_to_section): Add case for
17861 in_unlikely_executed_text to switch statement.
17862 * config/i386/cygming.h (switch_to_section): Likewise.
17863 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
17864 (SECTION_FORMAT_STRING): Likewise.
17865 * config/mcore/mcore.h (switch_to_section): Likewise.
17866 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
17867 (SECTION_FORMAT_STRING): Remove.
17869 2004-08-18 Roger Sayle <roger@eyesopen.com>
17871 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
17872 -ffixed-reg safe, by preserving the meanings of zero and one.
17873 (CALL_USED_REGISTERS): Likewise.
17874 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
17876 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
17878 * config/sh/sh.c (split_branches): Check the result of
17880 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
17881 Call rtl_register_cfg_hooks.
17883 2004-08-18 Richard Henderson <rth@redhat.com>
17885 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
17886 * alias.c (true_dependence): Update to match new semantics.
17887 (canon_true_dependence, write_dependence_p): Likewise.
17888 (anti_dependence, output_dependence): Update write_dependence_p args.
17889 (unchanging_anti_dependence): Remove.
17890 * calls.c (purge_mem_unchanging_flag): Remove.
17891 (fixup_tail_calls): Don't call it.
17892 (expand_call): Don't add unchanging memory to function usage.
17893 * expr.c (emit_block_move_via_libcall): Likewise.
17894 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
17895 (get_subtarget): Don't use RTX_UNCHANGING_P.
17896 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
17897 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
17898 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
17899 * cse.c (insert): Don't use RTX_UNCHANGING_P.
17900 (cse_insn, canon_hash): Use MEM_READONLY_P.
17901 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
17902 instead of RTX_UNCHANGING_P.
17903 * explow.c (maybe_set_unchanging): Remove.
17904 * expr.h (maybe_set_unchanging): Remove.
17905 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
17906 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
17907 (assign_parm_setup_reg, expand_function_start): Likewise.
17908 * integrate.c (copy_rtx_and_substitute): Likewise.
17909 * ra-rewrite.c (emit_colors): Likewise.
17910 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
17911 (fixup_match_1): Likewise.
17912 * reload1.c (reload, alter_reg): Likewise.
17913 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
17914 not RTX_UNCHANGING_P.
17915 (equiv_init_varies_p): Likewise.
17916 * loop-invariant.c (check_maybe_invariant): Likewise.
17917 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
17918 * loop.c (note_addr_stored): Likewise.
17919 (prescan_loop): Likewise. Don't check function usage for clobbered
17921 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
17922 not RTX_UNCHANGING_P.
17923 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
17924 * varasm.c (force_const_mem): Likewise.
17925 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
17926 * web.c (entry_register): Likewise.
17927 * tree-gimple.h (get_base_address): Move decl ...
17928 * tree.h: ... here.
17929 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
17931 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
17932 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
17933 (alpha_set_memflags): Update to match.
17935 * config/darwin.c (machopic_indirect_data_reference): Set
17936 MEM_READONLY_P instead of RTX_UNCHANGING_P.
17937 (machopic_indirect_call_target): Likewise.
17938 (machopic_legitimize_pic_address): Likewise.
17939 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
17940 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
17941 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
17942 * config/frv/frv.md (symGOT2reg): Likewise.
17943 * config/i386/i386.c (legitimize_pic_address,
17944 legitimize_tls_address, ix86_split_to_parts): Likewise.
17945 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
17946 * config/ia64/ia64.md (load_fptr): Likewise.
17947 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
17948 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
17949 * config/mcore/mcore.c (block_move_sequence): Likewise.
17950 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
17951 * config/pa/pa.c (legitimize_pic_address): Likewise.
17952 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
17953 (rs6000_emit_move): Likewise.
17954 * config/s390/s390.c (legitimize_pic_address): Likewise.
17955 (legitimize_tls_address): Likewise.
17956 * config/s390/s390.md (casesi): Likewise.
17957 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
17958 * config/sh/sh.md (symGOT2reg): Likewise.
17959 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
17960 * config/v850/v850.md (casesi): Likewise.
17962 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
17963 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
17964 * config/mips/mips.c (mips_restore_gp): Likewise.
17965 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
17966 * config/sh/sh.c (sh_reorg): Likewise.
17968 2004-08-18 Richard Henderson <rth@redhat.com>
17970 * tree.h (struct tree_decl): Add gimple_formal_temp.
17971 (DECL_GIMPLE_FORMAL_TEMP_P): New.
17972 * gimplify.c (pop_gimplify_context): Clear it.
17973 (lookup_tmp_var): Set it, if is_formal.
17974 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
17975 Use is_gimple_val for VECTOR. Simplify return value.
17976 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
17977 (gimplify_expr): Likewise.
17978 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
17979 is_gimple_tmp_rhs for clarity. Update all callers.
17980 (is_gimple_reg_rhs): Simplify logic.
17981 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
17982 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
17983 (is_gimple_formal_tmp_reg): Similarly.
17984 * tree-gimple.h: Update decls.
17985 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
17986 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
17987 * tree-ssa-live.c (var_union, type_var_init): Likewise.
17989 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
17991 * c4x.c (legitimize_operands): Remove calls to
17992 preserve_subexpressions_p.
17994 2004-08-18 David Edelsohn <edelsohn@gnu.org>
17996 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
17997 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
17999 2004-08-18 Ziemowit Laski <zlaski@apple.com>
18001 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
18002 Objective-C++ extensions.
18003 * gengtype.c (get_file_basename): Match entire subdirectory name
18004 ('cp', 'objc', 'objcp') rather than just its suffix.
18005 (get_base_file_bitmap): Allow for files to belong to more than one
18007 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
18008 used by more than one front-end.
18010 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
18012 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
18013 avoid use of preserve_subexpressions_p.
18015 2004-08-17 Richard Henderson <rth@redhat.com>
18018 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
18020 2004-08-17 DJ Delorie <dj@redhat.com>
18022 * doc/extend.texi: Document new xstormy16 attribute.
18024 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
18025 (xstormy16_splittable_below100_or_register): New.
18026 (combine_bnp): New.
18027 (xstormy16_reorg): New.
18028 (TARGET_MACHINE_DEPENDENT_REORG): Define.
18030 * config/stormy16/stormy16.md (movqi_internal): Make name public.
18031 (movhi_internal): Likewise.
18032 (cbhranchhi): Likewise.
18033 (cbhranchhi_neg): Likewise.
18034 (andhi3): Only allow splittable below100 operands.
18035 (iorhi3): Likewise.
18036 (peephole2): New and/zero_extend->and peephole.
18037 (peephole2): New load/ior/save->set1 peephole.
18038 (peephole2): New load/and/save->clr1 peephole.
18039 (bclrx, bclrx2, bclr7, bclr15): New.
18040 (bsetx, bsetx2, bset7, bset15): New.
18042 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
18043 liberal about acceptable 'B' masks.
18045 * config/stormy16/stormy16-protos.h
18046 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
18047 xstormy16_below100_operand, xstormy16_below100_or_register,
18048 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
18049 (PREDICATE_CODES): Add new predicates.
18051 * config/stormy16/stormy16.c
18052 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
18053 xstormy16_below100_operand, xstormy16_below100_or_register,
18054 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
18055 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
18056 (xstormy16_legitimate_address_p): Allow below100 symbols.
18057 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
18058 (xstormy16_expand_move): Leave below100 operands as-is.
18059 (xstormy16_encode_section_info): Encode below100 symbols.
18060 (xstormy16_strip_name_encoding): New.
18061 (xstormy16_print_operand): Print 'b' as shift mask.
18062 (xstormy16_attribute_table): Add below100 attributes.
18063 (xstormy16_handle_below100_attribute): New.
18065 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
18066 (XSTORMY16_SECTION_FUNCTION): New.
18067 (EXTRA_SECTION_FUNCTIONS): Define using the above.
18068 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
18069 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
18070 (ASM_OUTPUT_LABELREF): Define.
18072 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
18073 (movhi_internal): Add below100 support.
18074 (andhi3): Add below100 support.
18075 (iorhi3): Add below100 support.
18076 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
18078 2004-08-17 James E Wilson <wilson@specifixinc.com>
18080 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
18081 of VOIDmode for comparison code mode.
18082 * config/mips/mips.md: For conditional move patterns, use mode of
18083 first compare operand for comparison mode, instead of VOIDmode.
18085 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
18086 normal and -ffast-math code.
18088 2004-08-17 Mark Mitchell <mark@codesourcery.com>
18091 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
18093 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
18095 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
18097 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
18099 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
18100 for non Darwin targets.
18101 (*call_value_nonlocal_darwin64): Likewise.
18103 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
18105 * config/rs6000/rs6000.c (rs6000_function_value): Check for
18106 altivec mode for altivec return register.
18108 2004-08-17 David Edelsohn <edelsohn@gnu.org>
18110 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
18111 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18112 * config/rs6000/rs6000.md: Include darwin.md.
18113 (builtin_setjmp_receiver): Add DImode case.
18114 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
18117 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
18119 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
18121 * tree-vectorizer.h: New File: Same.
18122 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
18123 * common.opt (ftree-vectorize): New flag to enable vectorization.
18124 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
18125 vectorization pass.
18126 * tree-data-ref.h (init_data_ref): Additional argument.
18127 (array_base_name_differ_p): Moved to tree-data-ref.c.
18128 * tree-data-ref.c (array_base_name_differ_p): Revised.
18129 (initialize_data_dependence_relation): Call array_base_name_differ_p
18130 with an extra argument.
18131 (analyze_all_data_dependences): Same.
18132 (init_data_ref): Additional argument is_read to set DR_IS_READ.
18133 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
18135 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
18136 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
18137 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
18138 vectorization pass.
18139 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
18140 (tree_ssa_loop_done): Call scev_finalize.
18141 (tree_vectorize): Define the new vectorization pass.
18142 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
18143 size of the vector they support (until support for multiple vector
18144 sizes is added to the vectorizer).
18145 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
18146 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
18147 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
18150 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
18152 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
18154 (generate_protocol_list, handle_impent): Likewise.
18156 2004-08-17 Roger Sayle <roger@eyesopen.com>
18158 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
18159 ensure that call_used_regs is a superset of both fixed_regs and
18160 call_really_used_regs.
18162 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
18165 * arm.md (addsi3_cbranch_scratch): Correct case labels.
18167 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
18169 PR middle-end/17036
18170 * fold-const.c (fold): Check for integer operand when
18171 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
18172 Pinski <pinskia@physics.uc.edu>.
18174 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
18176 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
18177 No need to check if in a cross configuration.
18178 * configure: Regenerate.
18180 * calls.c (precompute_register_parameters):
18181 Inline preserve_subexpressions_p ().
18182 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
18183 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
18185 * expr.c (get_subtarget): Likewise.
18186 * rtl.h (preserve_subexpressions_p): Remove.
18187 * stmt.c (preserve_subexpressions_p): Remove.
18189 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
18190 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
18191 Abort on gimplified cases.
18193 2004-08-16 James E Wilson <wilson@specifixinc.com>
18195 * tree.h (VECTOR_FLOAT_TYPE_P): New.
18196 (FLOAT_TYPE_P): Use it.
18197 * c-typeck.c (build_binary_op): After convert calls, check for
18198 check for ERROR_MARK operands.
18200 2004-08-16 Zack Weinberg <zack@codesourcery.com>
18202 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
18203 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
18204 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
18205 (genobjs static pattern rule): Remove %.c dependency.
18206 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
18207 Rename rules; delete commands; fix dependencies.
18208 (mostlyclean): Do not delete temporary source copies.
18209 * configure.ac: Delete all references to BUILD_PREFIX and
18211 * configure: Regenerate.
18213 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
18214 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
18215 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
18216 with #ifndef GENERATOR_FILE so that nothing from those headers
18219 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
18221 2004-08-16 Adam Nemet <anemet@lnxw.com>
18223 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
18225 2004-08-16 Andrew Pinski <apinski@apple.com>
18227 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
18228 extraneous semicolon.
18230 2004-08-16 Devang Patel <dpatel@apple.com>
18232 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
18233 * print-tree.c (print_node): Print DECL_PRESERVE_P.
18234 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
18235 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
18236 * target.h (struct gcc_target): New member, mark_decl_preserved.
18237 * hooks.c (hook_void_charptr): Rename to ...
18238 (hook_void_constcharptr): ... new name.
18239 * hooks.h (hook_void_charptr): Rename to ..
18240 (hook_void_constcharptr): ... new name.
18241 * tree.h (DECL_PRESERVE_P): New #define.
18242 (struct tree_decl): New member, preserve_flag.
18243 * varasm.c (assemble_start_function): Mark decl preserved.
18244 (assemble_variable): Same.
18245 * darwin.c (darwin_mark_decl_preserved): New function.
18246 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
18247 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
18248 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
18250 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
18252 * c-decl.c (grokdeclarator): Allow for function definition where
18253 innermost declarator has attributes.
18255 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
18257 * except.c (get_exception_filter, build_post_landing_pads,
18258 dw2_build_landing_pads): Use target-specific mode for 'filter'.
18259 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
18260 * target.h (eh_return_filter_mode): New field added.
18261 * targhooks.c (default_eh_return_filter_mode): Defined.
18262 * targhooks.h (default_eh_return_filter_mode): Declared.
18263 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
18265 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
18267 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
18268 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
18269 * configure: Regenerate.
18271 2004-08-16 Stan Shebs <shebs@apple.com>
18273 Basic support for 64-bit Darwin.
18274 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
18275 (machopic_legitimize_pic_address): Similarly, plus use Pmode
18277 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
18278 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
18279 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
18280 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
18281 (PROCESSOR_DEFAULT64): Define.
18282 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
18284 * config/rs6000/rs6000.md: Include darwin.md.
18285 (builtin_setjmp_receiver): Add DImode case.
18286 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
18288 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
18289 (rs6000_emit_move): Add DImode case to Darwin bits.
18290 (machopic_output_stub): Use .quad if 64-bit.
18291 * invoke.texi: Document -m32 and -m64.
18293 2004-08-16 Janis Johnson <janis187@us.ibm.com>
18295 * doc/extend.texi (AltiVec builtins): Document additional differences
18296 from the Motorola AltiVec PIM.
18298 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
18300 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
18301 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
18302 (struct tree_common): Update public_flag documentation.
18304 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
18306 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
18307 Check for artificial variables, not is_gimple_tmp_var.
18308 * tree-ssa-live.c (var_union): Likewise.
18310 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
18312 * calls.c (load_register_parameters): Remove spurious FIXME token.
18314 2004-08-15 Ziemowit Laski <zlaski@apple.com>
18316 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
18317 (c-lang.o): Depend on c-objc-common.h.
18318 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
18319 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
18320 * c-lang.c: Include c-objc-common.h.
18321 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
18322 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
18323 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
18324 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
18325 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
18326 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
18327 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
18328 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
18329 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
18330 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
18331 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
18332 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
18333 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
18334 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
18335 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
18336 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18337 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
18338 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
18339 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
18340 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
18341 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
18342 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
18343 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
18344 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
18345 Move to c-objc-common.h.
18346 * c-objc-common.c: Include c-objc-common.h.
18347 * c-objc-common.h: New file.
18349 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
18350 Andrew Pinski <pinskia@physics.uc.edu>
18353 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
18356 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
18358 * tree.h (build_int_cst): New.
18359 (build_int_2): Remove.
18360 * tree.c (build_int_2): Remove.
18361 (build_int_cst): New.
18362 (make_vector_type, build_common_tree_nodes,
18363 build_common_tree_nodes_2): Use build_int_cst.
18364 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
18365 expand_builtin_strpbrk, expand_builtin_fputs,
18366 build_string_literal, expand_builtin_printf,
18367 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
18368 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
18369 fold_builtin_isdigit, simplify_builtin_strstr,
18370 simplify_builtin_strpbrk, fold_builtin_fputs,
18371 simplify_builtin_sprintf): Use build_int_cst.
18372 * c-common.c (start_fname_decls, fix_string_type,
18373 c_common_nodes_and_builtins, c_init_attributes,
18374 shorten_compare): Likewise.
18375 * c-decl.c (complete_array_type,
18376 check_bitfield_type_and_width): Likewise.
18377 * c-lex.c (interpret_integer, lex_charconst): Likewise.
18378 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
18379 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18380 * c-typeck.c (really_start_incremental_init, push_init_level,
18381 set_nonincremental_init_from_string): Likewise.
18382 * calls.c (load_register_parameters): Likewise.
18383 * convert.c (convert_to_pointer): Likewise.
18384 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
18385 build_fn_info_type, build_ctr_info_value, build_gcov_info):
18387 * except.c (init_eh, assign_filter_values, assign_filter_values):
18389 * expmed.c (store_fixed_bit_field, extract_bit_field,
18390 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
18391 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
18392 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
18393 * expr.c (convert_move, emit_group_load, emit_group_store,
18394 expand_assignment, store_constructor, store_field,
18395 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
18396 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
18397 invert_truthvalue, optimize_bit_field_compare,
18398 decode_field_reference, all_ones_mask_p, constant_boolean_node,
18399 fold_div_compare, fold, fold_read_from_constant_string,
18400 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18401 * function.c (assign_parm_setup_block): Likewise.
18402 * stmt.c (shift_return_value, expand_end_case_type,
18403 estimate_case_costs): Likewise.
18404 * stor-layout.c (layout_type, initialize_sizetypes,
18405 set_min_and_max_values_for_integral_type): Likewise.
18406 * tree-chrec.c (chrec_fold_multiply_poly_poly,
18407 reset_evolution_in_loop): Likewise.
18408 * tree-chrec.h (build_polynomial_chrec): Likewise.
18409 * tree-complex.c (build_replicated_const): Likewise.
18410 * tree-eh.c (honor_protect_cleanup_actions,
18411 lower_try_finally_onedest, lower_try_finally_copy,
18412 lower_try_finally_switch): Likewise.
18413 * tree-mudflap.c (mf_build_string, mx_register_decls,
18414 mudflap_register_call, mudflap_enqueue_constant): Likewise.
18415 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
18416 * tree-pretty-print.c (dump_generic_node): Likewise.
18417 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
18419 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
18420 * tree-ssa-loop-niter.c (number_of_iterations_cond,
18421 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
18424 * config/alpha/alpha.c (alpha_initialize_trampoline,
18425 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
18426 * config/arm/arm.c (arm_get_cookie_size): Likewise.
18427 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
18428 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18429 * config/i860/i860.c (i860_va_start): Likewise.
18430 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
18431 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
18432 mips_gimplify_va_arg_expr): Likewise.
18433 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
18434 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
18435 add_compiler_branch_island): Likewise.
18436 * config/s390/s390.c (s390_va_start): Likewise.
18437 * config/sh/sh.c (sh_va_start): Likewise.
18438 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
18440 * config/xtensa/xtensa.c (xtensa_va_start,
18441 xtensa_gimplify_va_arg_expr): Likewise.
18443 * objc/objc-act.c (build_objc_string_object,
18444 build_objc_symtab_template, init_def_list, init_objc_symtab,
18445 init_module_descriptor, generate_static_references,
18446 build_selector_translation_table, get_proto_encoding,
18447 build_typed_selector_reference, build_selector_reference,
18448 build_next_objc_exception_stuff,
18449 build_method_prototype_list_template, generate_descriptor_table,
18450 generate_protocols, build_protocol_initializer,
18451 build_ivar_list_template, build_method_list_template,
18452 build_ivar_list_initializer, generate_ivars_list,
18453 generate_dispatch_table, generate_protocol_list,
18454 build_category_initializer, build_shared_structure_initializer,
18455 generate_shared_structures, handle_impent,
18456 generate_objc_image_info): Use build_int_cst.
18458 2004-08-15 Ben Elliston <bje@au.ibm.com>
18460 * vec.h: Comment improvements.
18462 2004-08-14 Roger Sayle <roger@eyesopen.com>
18464 * c-common.c (shorten_compare, pointer_int_sum,
18465 c_common_truthvalue_conversion, boolean_increment): Replace calls
18466 to build with calls to buildN.
18467 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
18468 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
18469 gimplify_switch_stmt): Likewise.
18470 * c-typeck.c (default_function_array_conversion,
18471 build_component_ref, build_array_ref, build_function_call,
18472 pointer_diff, build_unary_op, build_conditional_expr,
18473 build_compound_expr, build_modify_expr, c_finish_goto_label,
18474 c_finish_goto_ptr, c_finish_return, c_finish_loop,
18475 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
18476 build_binary_op): Likewise.
18478 2004-08-15 Steven Bosscher <stevenb@suse.de>
18480 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
18482 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18484 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
18485 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
18486 * fixinc/fixincl.x: Rebuilt.
18488 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
18490 * config/mips/mips-protos.h (mips_symbolic_constant_p)
18491 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
18492 (mips_small_data_pattern_p): Declare.
18493 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
18494 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
18495 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
18496 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
18497 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
18498 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
18499 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
18500 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
18501 (pc_or_label_operand, call_insn_operand, move_operand)
18502 (consttable_operand, symbolic_operand, general_symbolic_operand)
18503 (global_got_operand, local_got_operand, stack_operand)
18504 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
18505 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
18506 (mips_small_data_pattern_p): Replace previous small_data_pattern
18507 predicate. Turn into a bool () (rtx) function.
18508 * config/mips/predicates.md: New file.
18509 * config/mips/mips.md: Include it. Use the target-independent
18510 comparison_operator instead of cmp_op. Rename trap_cmp_op to
18511 trap_comparison_operator and equality_op to equality_operator.
18512 Replace uses of small_int with the equivalent const_arith_operand.
18513 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
18514 const_float_1_operand to const_1_operand. Rename fcc_register_operand
18515 to fcc_reload_operand.
18516 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
18518 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18520 PR libstdc++/17005 partial fix.
18521 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
18522 except when generating ANSI/C89 code.
18524 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
18526 * c-common.c (shorten_compare): Use force_fit_type directly.
18528 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
18529 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
18530 Dave Korn <dk@artimi.com>
18532 * doc/install.texi (Building): Avoid duplicate reference to GNU
18534 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
18536 2004-08-14 Richard Henderson <rth@redhat.com>
18538 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
18539 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
18541 2004-08-13 Richard Henderson <rth@redhat.com>
18543 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
18544 for constant_call_address_operand.
18545 (call_value_pop_1, call_value_1): Likewise.
18546 (sibcall_value_1, call_value_1_rex64): Likewise.
18548 2004-08-13 James E Wilson <wilson@specifixinc.com>
18550 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
18551 Correct mode from SFmode to DFmode.
18553 2004-08-13 Ziemowit Laski <zlaski@apple.com>
18555 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
18556 __cstring_object and __image_info sections with the no_dead_strip
18559 2004-08-13 Roger Sayle <roger@eyesopen.com>
18560 David Billinghurst <David.Billinghurst@riotinto.com>
18562 PR libgfortran/15930
18563 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
18564 * fixinc/fixincl.x: Regenerate.
18565 * fixinc/tests/base/internal/math_core.h: New file.
18567 2004-08-13 Richard Henderson <rth@redhat.com>
18569 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
18570 (dbxout_function_end): Remove ifdefs for it.
18571 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
18573 2004-08-13 Richard Henderson <rth@redhat.com>
18575 * Makefile.in (insn-preds.o): Depend on TREE_H.
18576 * genpreds.c (write_insn_preds_c): Include tree.h.
18577 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
18578 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
18579 const48_operand, and_operand, or_operand, mode_width_operand,
18580 mode_mask_operand, mul8_operand, const0_operand,
18581 hard_fp_register_operand, hard_int_register_operand,
18582 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
18583 samegp_function_operand, direct_call_operand, small_symbolic_operand,
18584 global_symbolic_operand, call_operand, symbolic_operand,
18585 dtp16_symbolic_operand, dtp32_symbolic_operand,
18586 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
18587 gottp_symbolic_operand, alpha_comparison_operator,
18588 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
18589 signed_comparison_operator, alpha_fp_comparison_operator,
18590 divmod_operator, fix_operator, aligned_memory_operand,
18591 unaligned_memory_operand, reg_or_unaligned_mem_operand,
18592 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
18593 reg_no_subreg_operand, addition_operation): Move to predicates.md.
18594 (reg_or_const_int_operand): Remove. Replace all users with
18595 reg_or_cint_operand.
18596 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
18597 (resolve_reload_operand): Split out of aligned_memory_operand.
18598 * config/alpha/alpha-protos.h: Update for exports.
18599 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
18600 * config/alpha/alpha.md: Include predicates.md.
18601 * config/alpha/predicates.md: New file.
18603 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
18605 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
18606 fields with a pointer to the instruction definition.
18607 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
18608 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
18609 (write_attr_case, write_const_num_delay_slots): Update accordingly.
18610 (write_attr_case, write_const_num_delay_slots): Write the name of
18611 an insn next to its case statement.
18612 * genoutput.c (data): Add a filename field.
18613 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
18614 (output_insn_data): Print the location of each insn definition.
18615 * genrecog.c (write_action): Print the name of an insn above
18616 the statement that returns its code.
18618 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
18620 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
18621 * config/libgloss.h: Likewise.
18622 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
18623 * c4x/c4x-modes.def: Likewise.
18624 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
18625 (c4x_rptb_nop_p): Likewise.
18626 (c4x_rptb_valid_p): Likewise.
18627 (c4x_rptb_insert): Likewise.
18628 (c4x_address_conflict): Likewise.
18629 * config/c4x/c4x.md: Likewise.
18630 * config/frv/frv.md: Likewise.
18631 * config/i386/athlon.md: Likewise.
18632 * config/i386/i386.md: Likewise.
18633 * config/i386/predicates.md: Likewise.
18634 * config/ia64/ia64.c: Likewise.
18635 * config/ia64/itanium1.md: Likewise.
18636 * config/ia64/itanium2.md: Likewise.
18637 * config/iq2000/iq2000.md: Likewise.
18638 * config/mcore/mcore.c: Likewise.
18639 * config/mips/mips.c: Likewise.
18640 * config/mips/r3900.h: Likewise.
18641 * config/mips/sb1.md: Likewise.
18642 * config/pa/milli64.S: Likewise.
18643 * config/pa/pa.c: Likewise.
18644 * config/pa/pa.h: Likewise.
18645 * config/rs6000/8540.md: Likewise.
18647 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
18649 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
18651 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
18653 * sh.md (cbranch define_delay) Use cond_delay_slot for
18654 non-anulled condition too.
18656 2004-08-12 David Edelsohn <edelsohn@gnu.org>
18658 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
18659 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
18660 any_parallel_operand, lmw_operation, stmw_operation,
18661 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
18662 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
18663 any_parallel_operand.
18664 (return_and_restore_fpregs_{si,di}): Same.
18666 2004-08-12 Zack Weinberg <zack@codesourcery.com>
18668 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
18669 if pred->singleton != PARALLEL, issue a warning and pretend it was.
18670 Also issue a warning for any predicate we don't know about.
18672 2004-08-12 Richard Henderson <rth@redhat.com>
18674 * config/i386/i386.c (internal_label_prefix): Export.
18675 (internal_label_prefix_len, struct ix86_address,
18676 ix86_decompose_address, maybe_get_pool_constant,
18677 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
18678 memory_address_length): Export.
18679 (any_fp_register_operand, fp_register_operand,
18680 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
18681 x86_64_general_operand, x86_64_szext_general_operand,
18682 x86_64_nonmemory_operand, x86_64_movabs_operand,
18683 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
18684 x86_64_zext_immediate_operand, const_int_1_31_operand,
18685 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
18686 tls_symbolic_operand, global_dynamic_symbolic_operand,
18687 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
18688 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
18689 constant_call_address_operand, const0_operand, const1_operand,
18690 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
18691 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
18692 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
18693 general_no_elim_operand, nonmemory_no_elim_operand,
18694 index_register_operand, q_regs_operand, flags_reg_operand,
18695 non_q_regs_operand, zero_extended_scalar_load_operand,
18696 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
18697 ix86_comparison_operator, ix86_carry_flag_operator,
18698 fcmov_comparison_operator, promotable_binary_operator,
18699 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
18700 mult_operator, div_operator, arith_or_logical_operator,
18701 memory_displacement_operand, cmpsi_operand, long_memory_operand,
18702 aligned_operand): Move to predicates.md as define_predicates.
18703 (tls_symbolic_operand_1): Remove.
18704 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
18705 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
18706 (legitimize_address): Merge tls_symbolic_operand contents.
18707 (ix86_expand_move): Likewise.
18708 * config/i386/i386-protos.h: Update for exports.
18709 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
18710 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
18711 * config/i386/i386.md: Include predicates.md.
18712 * config/i386/predicates.md: New file.
18714 2004-08-13 Mark Mitchell <mark@codesourcery.com>
18717 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
18719 (i386_pe_mark_dllimport): Likewise.
18720 (i386_pe_encode_section_info): Likewise, when overriding
18721 dllimport attribute.
18723 2004-08-12 Geoffrey Keating <geoffk@apple.com>
18725 * configure.ac: When testing for flex, nm, ar, and bison, check
18726 that they will actually be built.
18727 * configure: Regenerate.
18729 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
18731 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
18732 (MOVE_MAX_PIECES): Define.
18734 2004-08-12 Devang patel <dpatel@apple.com>
18736 * dbxout.c (dbxout_begin_prologue): New function.
18737 (dbx_debug_hooks): Use new begin prologue hook.
18738 (dbxout_function_end): Emit N_ENSYM.
18739 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
18741 2004-08-12 Janis Johnson <janis187@us.ibm.com>
18743 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
18744 argument is float*.
18746 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
18749 * doc/extend.texi (AltiVec builtins): Fix description for recent
18750 changes. Update operation list to match current support.
18752 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
18754 * config/s390/s390.c (struct s390_frame_layout): New struct as element
18755 of struct machine_function.
18756 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
18758 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
18760 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
18761 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
18762 (s390_frame_area, s390_register_info): New functions.
18763 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
18765 (s390_return_addr_rtx, s390_return_address_offset)
18766 (s390_va_start, s390_gimplify_va_arg)
18767 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
18769 (s390_frame_info): Functionality partly moved to s390_register_info.
18770 Made adaptions for new stack layout.
18771 (save_gprs, restore_gprs): Changed meaning of second parameter and
18772 adapted all callers.
18774 * config/s390/s390.h (s390_backchain_string): New global variable.
18775 (MASK_BACKCHAIN): Removed definition.
18776 (TARGET_BACKCHAIN): Changed check.
18777 (TARGET_KERNEL_BACKCHAIN): New macro.
18778 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
18779 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
18780 "kernel-backchain".
18781 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
18783 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
18784 as condition. Adjusted for new stack layout.
18786 * doc/invoke.texi: Added documentation for new option
18787 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
18790 2004-08-12 Paul Brook <paul@codesourcery.com>
18792 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
18793 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
18795 2004-08-12 David Daney <ddaney@avtrex.com>
18797 * java/gcj.texi: Add subsection on signal usage.
18799 2004-08-12 David Edelsohn <edelsohn@gnu.org>
18801 * expr.c (move_by_pieces): Set alignment for move to minimum of
18802 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
18803 alignment, but not less than the original alignment.
18804 (move_by_pieces_ninsns): Same.
18805 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
18806 (store_by_pieces_1): Same.
18808 2004-08-12 Diego Novillo <dnovillo@redhat.com>
18810 PR tree-optimization/16867
18811 * tree.c (is_global_var): New function.
18812 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
18813 Call is_global_var.
18814 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
18816 (is_global_var): Declare.
18817 * tree-dfa.c (dump_variable): Display global and addressable
18819 (add_referenced_var): Clarify documentation when marking
18820 variables call-clobbered.
18821 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
18822 instead of needs_to_live_in_memory.
18823 (mark_call_clobbered): If the variable is a tag, mark it
18825 * tree-gimple.c (is_gimple_reg): Don't check for
18827 (is_gimple_non_addressable): Likewise.
18828 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
18829 needs to be marked call-clobbered.
18830 (setup_pointers_and_addressables): Call is_global_var instead
18831 of needs_to_live_in_memory.
18832 * tree-ssa-dce.c (need_to_preserve_store): Remove.
18833 Update all users with is_global_var.
18834 (mark_stmt_if_obviously_necessary): Fix processing of aliased
18835 stores. Don't check the virtual definitions. Rather, check
18836 whether the store is going into global memory.
18837 (find_obviously_necessary_stmts): Get the symbol from the PHI
18839 * tree-ssa-operands.c (get_call_expr_operands): Do not add
18840 clobbering may-defs if the call does not have side effects.
18842 2004-08-12 Jakub Jelinek <jakub@redhat.com>
18845 * output.h (default_function_rodata_section,
18846 default_no_function_rodata_section): New prototypes.
18847 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
18848 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
18849 (TARGET_ASM_OUT): Add it.
18850 * varasm.c (default_function_rodata_section,
18851 default_no_function_rodata_section): New functions.
18852 * final.c (final_scan_insn): Call
18853 targetm.asm_out.function_rodata_section instead of
18854 readonly_data_section.
18855 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
18856 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18857 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18858 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18860 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18861 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18863 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
18865 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18866 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
18867 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
18869 2004-08-12 Paul Brook <paul@codesourcery.com>
18871 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
18873 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
18874 DWARF2_UNWIND_INFO.
18876 2004-08-12 Ben Elliston <bje@au.ibm.com>
18879 * config/rs6000/altivec.h: Change vector to __vector throughout.
18880 (Except for the `vector' macro itself).
18882 2004-08-12 Zack Weinberg <zack@codesourcery.com>
18884 * genpreds.c: Add capability to generate predicate bodies as
18885 well as function prototypes. Write function prototypes for
18886 the generic predicates too.
18887 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
18888 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
18889 (write_match_code, write_predicate_expr, write_one_predicate_function)
18890 (parse_option): New functions.
18891 (output_predicate_decls): Delete.
18892 (main): Read the machine description, process DEFINE_PREDICATE or
18893 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
18896 * genrecog.c (struct decision_test): Replace index with
18897 struct pred_data pointer.
18898 (next_index): Remove, unused.
18899 (pred_table, preds, special_mode_pred_table): Delete.
18900 (compute_predicate_codes, process_define_predicate): New functions.
18901 (validate_pattern, add_to_sequence, write_switch): Update for
18902 new data structures.
18903 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
18904 Check both error_count and have_error.
18906 * gensupport.c (in_fname, first_predicate): New globals.
18907 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
18908 (predicate_table, last_predicate, old_pred_table)
18909 (old_special_pred_table): New statics.
18910 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
18911 (add_predicate, init_predicate_table): New functions.
18912 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
18913 (init_md_reader_args_cb): Use the global in_fname. No need to zero
18914 it or max_include_len. Call init_predicate_table.
18915 (read_rtx): Run the predicate queue after the attribute queue
18916 but before all the others.
18917 * gensupport.h (in_fname, struct pred_data, first_predicate)
18918 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
18919 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
18920 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
18921 * dummy-conditions.c: Don't include bconfig.h, system.h,
18922 coretypes.h, tm.h, or system.h. Do include stddef.h.
18923 Duplicate declaration of struct c_test from gensupport.h.
18925 * Makefile.in (OBJS-common): Add insn-preds.o.
18926 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
18927 (insn-preds.c, insn-preds.o): New rules.
18928 (s-preds): Also generate insn-preds.c.
18929 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
18930 Update dependencies.
18931 (print-rtl.o, print-rtl1.o): Correct dependencies.
18933 * recog.h: Delete prototypes of predicate functions.
18935 * doc/md.texi (Predicates): New section with complete
18936 documentation of operand/operator predicates. Remove some
18937 incomplete documentation of predicates from other places.
18938 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
18939 PREDICATE_CODES; indicate that both are deprecated in favor
18940 of define_predicate/define_special_predicate.
18942 * config/ia64/ia64.c: All predicate function definitions moved
18944 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
18945 (ia64_expand_load_address, ia64_expand_move):
18946 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
18948 * config/ia64/ia64.md: All predicates now defined here.
18949 (symbolic_operand): Is now a special predicate.
18951 * config/ia64/ia64.h: Declare ia64_section_threshold.
18952 (PREDICATE_CODES): Delete.
18954 2004-08-12 Richard Henderson <rth@redhat.com>
18956 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
18957 * c-semantics.c (add_stmt): Set it.
18958 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
18959 before instantiating a variable sized type.
18961 2004-08-12 Richard Henderson <rth@redhat.com>
18963 * stor-layout.c (round_up, round_down): Move ...
18964 * fold-const.c (round_up, round_down): ... here. Use
18965 multiple_of_p to avoid any arithmetic at all.
18967 2004-08-12 Richard Henderson <rth@redhat.com>
18969 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
18970 (gimplify_init_ctor_preeval_1): New.
18971 (gimplify_init_ctor_preeval): New.
18972 (gimplify_init_ctor_eval): New.
18973 (gimplify_init_constructor): Use them. Always gimplify the LHS
18976 2004-08-12 Ziemowit Laski <zlaski@apple.com>
18978 (This patch is part of merge of objc-improvements-branch
18981 * doc/frontends.texi: Mention Objective-C++ in addition to
18983 * doc/install.texi: Add 'obj-c++' to list of configurable
18985 * doc/invoke.texi: Rename Objective-C option headings to
18986 indicate they also apply to Objective-C++. List file
18987 extensions for Objective-C++ sources. Mention that
18988 ObjC and ObjC++ compilations may also use C and C++ options,
18989 respectively. Point users to doc/standards.texi for
18990 further info on ObjC and ObjC++.
18991 * doc/sourcebuild.texi: Mention the objcp/ directory and
18992 the Objective-C++ sources it contains.
18993 * doc/standards.texi: Update link to Apple ObjC site;
18994 add link to gcc readings.html WWW doc.
18996 2004-08-12 Alan Modra <amodra@bigpond.net.au>
18998 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
18999 and 2004-07-14 changes.
19001 2004-08-12 Paul Brook <paul@codesourcery.com>
19003 * doc/invoke.texi: Fix typo.
19005 2004-08-11 Devang Patel <dpatel@apple.com>
19007 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
19008 and -no_dead_strip_inits_and_terms.
19010 * doc/invoke.texi (Darwin Options): Document -dead_strip and
19011 -no_dead_strip_inits_and_terms.
19013 2004-08-11 Paul Brook <paul@codesourcery.com>
19015 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
19016 (arm_load_pic_register): ... to this.
19017 * config/arm/arm.c (arm_finalize_pic): Rename ...
19018 (arm_load_pic_register): ... to this. Always output insns at the
19019 current location. Load via low reg in thumb mode.
19020 (arm_expand_prologue): Call arm_load_pic_register.
19021 (thumb_expand_prologue): Ditto.
19022 * config/arm/arm.h (FINALIZE_PIC): Remove.
19023 * config/arm/arm.md (builtin_setjmp_receiver): Call
19024 arm_load_pic_register.
19026 2004-08-11 Paul Brook <paul@codesourcery.com>
19028 * arm.c (thumb_force_lr_save): Add prototype.
19029 (thumb_compute_save_reg_mask): New function.
19030 (thumb_find_work_register): New function.
19031 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
19032 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
19033 Don't clobber r3 when removing pretend args.
19034 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
19035 (thumb_output_function_prologue): Use new functions.
19036 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
19037 * arm.h (THUMB_REG_PUSHED_P): Remove.
19039 2004-08-11 James E Wilson <wilson@specifixinc.com>
19041 PR rtl-optimization/16490
19042 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
19043 global_live_at_end for new basic block if already set for other blocks.
19045 2004-08-11 David Edelsohn <edelsohn@gnu.org>
19047 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
19049 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
19050 (mfcr rlwinm rlwinm patterns): Set length to 12.
19052 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
19054 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
19055 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
19056 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
19057 (start_ssa_stmt_operands): Delete.
19058 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
19059 struct stmt_operands_d.
19060 (build_ssa_operands): New extern entry point.
19061 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
19062 building code, replace with create_ssa_artficial_load_stmt().
19063 * tree-ssa-operands.c (struct voperands_d): Delete.
19064 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
19065 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
19066 (free_uses, free_defs, free_vuses, free_v_may_defs,
19067 free_v_must_defs): Remove dealloc parameter.
19068 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
19069 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
19070 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
19071 vector comparisons, ssa_name reuse, and allocations here.
19072 (verify_start_operands): Delete.
19073 (finalize_ssa_stmt_operands): Set new operands by calling finalize
19075 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
19076 (append_def, append_usei): Simplify to simple accumulation.
19077 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
19078 duplicates and simple accumulation.
19079 (free_ssa_operands): Free vectors in a stmt_operand structure.
19080 (build_ssa_operands): New. Create a new stmt_operand structure from
19081 a stmt and an old set of stmt_operands.
19082 (get_stmt_operands): Simplify and call build_ssa_operands.
19083 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
19084 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
19085 add_call_read_ops): Don't pass prev_vops around anymore.
19086 (note_addressable): Return if no stmt annotation.
19087 (copy_virtual_operands): Access v_may_def operands through a struct.
19088 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
19089 hash tables without treating the stmt as a real stmt.
19090 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
19091 v_may_def def and use through a struct instead of 2 array elements.
19092 (struct v_may_def_optype_d): Use v_may_def_operand_type.
19093 (struct stmt_operands_d): New. Struct for storing all operand vectors.
19095 2004-08-11 Nick Clifton <nickc@redhat.com>
19097 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
19098 this funciton's behaviour. Return true when the current function
19099 has a section attribute and -mlong-calls is in effect.
19100 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
19101 short-call marker when -mlong-calls is in effect and the function
19102 has a section attribute.
19104 2004-08-10 Zack Weinberg <zack@codesourcery.com>
19106 * stmt.c (expand_return): If asked to return the RESULT_DECL,
19107 just call expand_value_return on result_rtl.
19109 2004-08-10 Richard Henderson <rth@redhat.com>
19111 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
19112 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
19113 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
19114 (add_location_or_const_value_attribute): ... not here. Use
19115 loc_descriptor_from_tree if possible.
19116 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
19117 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
19119 (loc_descriptor_from_tree): New. Update callers.
19120 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
19121 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
19122 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
19123 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
19124 and BUILT_IN_STACK_RESTORE.
19125 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
19126 * stmt.c (expand_stack_alloc): Remove.
19127 * tree-mudflap.c (mx_register_decls): Don't look for
19128 BUILT_IN_STACK_ALLOC.
19129 * tree-nested.c (convert_local_reference): Likewise.
19130 * tree.h (DECL_VALUE_EXPR): New.
19132 2004-08-10 Richard Henderson <rth@redhat.com>
19134 * stor-layout.c (round_up): Check for 0/1 before dividing.
19135 (round_down): Likewise.
19137 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
19139 2004-08-09 Mark Mitchell <mark@codesourcery.com>
19141 * config.gcc (arm*-*-eabi*): New target.
19142 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
19143 (TARGET_LIB_INT_CMP_BIASED): Likewise.
19144 * expmed.c (expand_divmod): Try a two-valued divmod function as a
19146 * gthr.h: Remove bogus tokens at end of #pragma.
19147 * optabs.c (expand_twoval_binop_libfunc): New function.
19148 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
19149 (prepare_float_lib_cmp): Try reversing the condition.
19150 (debug_optab_libfuncs): New function.
19151 * optabs.h (expand_twoval_binop_libfunc): Declare.
19152 * config/arm/arm.c (arm_init_libfuncs): New function.
19153 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
19154 (TARGET_INIT_LIBFUNCS): Define it.
19155 * config/arm/arm.h (TARGET_BPABI): New macro.
19156 * config/arm/arm-protos.h
19157 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
19158 * config/arm/bpabi.S: New file.
19159 * config/arm/bpabi.c: Likewise.
19160 * config/arm/bpabi.h: Likewise.
19161 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
19162 (__aeabi_drsub): Likewise.
19163 (__aeabi_dsub): Likewise.
19164 (__aeabi_dadd): Likewise.
19165 (__aeabi_ui2d): Likewise.
19166 (__aeabi_i2d): Likewise.
19167 (__aeabi_f2d): Likewise.
19168 (__aeabi_dmul): Likewise.
19169 (__aeabi_ddiv): Likewise.
19170 (__aeabi_cdrcmple): Likewise.
19171 (__aeabi_cdcmpeq): Likewise.
19172 (__aeabi_cdcmple): Likewise.
19173 (__aeabi_dcmpeq): Likewise.
19174 (__aeabi_dcmplt): Likewise.
19175 (__aeabi_dcmple): Likewise.
19176 (__aeabi_dcmpge): Likewise.
19177 (__aeabi_dcmpgt): Likewise.
19178 (__aeabi_dcmpun): Likewise.
19179 (__aeabi_d2iz): Likewise.
19180 (__aeabi_d2uiz): Likewise.
19181 (__aeabi_d2f): Likewise.
19182 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
19183 (__aeabi_frsub): Likewise.
19184 (__aeabi_fsub): Likewise.
19185 (__aeabi_fadd): Likewise.
19186 (__aeabi_ui2f): Likewise.
19187 (__aeabi_i2f): Likewise.
19188 (__aeabi_fmul): Likewise.
19189 (__aeabi_fdiv): Likewise.
19190 (__aeabi_cfrcmple): Likewise.
19191 (__aeabi_cfcmpeq): Likewise.
19192 (__aeabi_cfcmple): Likewise.
19193 (__aeabi_fcmpeq): Likewise.
19194 (__aeabi_fcmplt): Likewise.
19195 (__aeabi_fcmple): Likewise.
19196 (__aeabi_fcmpge): Likewise.
19197 (__aeabi_fcmpgt): Likewise.
19198 (__aeabi_fcmpun): Likewise.
19199 (__aeabi_f2iz): Likewise.
19200 (__aeabi_f2uiz): Likewise.
19201 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
19202 (__aeabi_uidivmod): New function or alias.
19203 (__aeabi_idivmod): Likewise.
19204 (__aeabi_idiv0): Likewise.
19205 (__aeabi_ldiv0): Likewise.
19206 (__aeabi_llsr): Likewise.
19207 (__aeabi_lasr): Likewise.
19208 (__aeabi_llsl): Likewise.
19209 (bpabi.S): Include it.
19210 * config/arm/libgcc-bpabi.ver: New file.
19211 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
19212 (LINK_SPEC): Remove.
19213 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
19215 * config/arm/t-bpabi: New file.
19216 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
19217 (TARGET_LIB_INT_CMP_BIASED): Likewise.
19219 2004-08-10 David Edelsohn <edelsohn@gnu.org>
19221 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
19222 * config/rs6000/rs6000.md (clrmemsi): New pattern.
19223 * config/rs6000/rs6000.c (expand_block_clear): New function.
19224 (expand_block_move): Convert alignment to bits. Use SImode and
19225 HImode for unaligned addresses if not STRICT_ALIGNMENT.
19227 2004-08-10 Caroline Tice <ctice@apple.com>
19229 * varasm.c (unlikely_section_label): New global variable.
19230 (unlikely_text_section_name): New global variable.
19231 (text_section): Remove alignment statement.
19232 (unlikely_text_section): Remove alignment statement; use
19233 unlikely_section_label rather than hard-coded string.
19234 (assemble_start_function): Initialize unlikely_section_label and
19235 unlikely_text_section_name; make sure cold section is properly
19236 aligned at start of function; output unlikely_section_label if
19239 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
19241 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
19242 * config/s390/s390.c (s390_canonicalize_comparison): New function.
19243 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
19244 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
19245 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
19246 ("*tmqi_mem"): Remove SUBREG from pattern.
19247 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
19248 ("*andsi3_cconly"): Likewise.
19250 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
19253 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
19255 2004-08-10 Janis Johnson <janis187@us.ibm.com>
19257 * doc/sourcebuild.texi (compat testing): Document available test
19258 framework commands. Use the preferred spelling of DejaGnu.
19260 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
19262 * lambda.h: Add matrix type, and prototypes for remainder of
19263 matrix and vector functions.
19264 (lambda_vector_mult_const): New function.
19265 (lambda_vector_negate): Ditto.
19266 (lambda_vector_add): Ditto.
19267 (lambda_vector_add_mc): Ditto.
19268 (lambda_vector_copy): Ditto.
19269 (lambda_vector_zerop): Ditto.
19270 (lambda_vector_equal): Ditto.
19271 (lambda_vector_min_nz): Ditto.
19272 (lambda_vector_first_nz): Ditto.
19273 (lambda_vector_matrix_mult): Ditto.
19274 * lambda-mat.c: New file.
19275 * Makefile.in (lambda-mat.o): New.
19277 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
19279 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
19280 after linking stmt into the program.
19281 (bsi_remove): Don't call modify_stmt.
19282 * tree-complex.c (update_complex_assignment,
19283 expand_complex_comparison): Call modify_stmt after changing the stmt.
19284 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
19286 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
19287 the stmt, and only if needed.
19288 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
19290 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
19291 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
19292 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
19293 (eliminate_redundant_computations): Don't pass an annotation. Call
19294 modify_stmt rather than setting the annotation directly.
19295 (record_equivalences_from_stmt): Remove unused local 'j'.
19296 (cprop_operand): Take a stmt rather than an annotation as a parameter.
19298 (cprop_into_stmt): Pass stmt rather than annotation.
19299 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
19300 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
19302 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
19304 2004-08-10 Jason Merrill <jason@redhat.com>
19306 PR middle-end/16948
19307 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
19310 2004-08-10 Geoffrey Keating <geoffk@apple.com>
19312 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
19315 2004-08-10 Roger Sayle <roger@eyesopen.com>
19317 * config/mips/mips.md: New reciprocal square root patterns that
19318 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
19320 2004-08-10 Paul Brook <paul@codesourcery.com>
19322 * config/arm/arm-protos.h (arm_set_return_address,
19323 thumb_set_return_address): Add prototypes.
19324 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
19325 * config/arm/arm.c (arm_compute_func_type,
19326 use_return_insn, arm_compute_save_reg0_reg12_mask,
19327 arm_compute_save_reg_mask, arm_output_function_prologue,
19328 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
19329 current_function_calls_eh_return.
19330 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
19332 (arm_set_return_address, thumb_set_return_address): New functions.
19333 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
19334 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
19335 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
19336 (epilogue): Use the stackadj register.
19337 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
19339 2004-08-10 Jakub Jelinek <jakub@redhat.com>
19342 * expr.c (move_by_pieces_ninsns): Add max_size argument.
19343 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
19344 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
19345 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
19346 but using MOVE_RATIO.
19347 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
19348 (can_store_by_pieces): Change max_size type to unsigned int.
19349 (store_by_pieces_1): Likewise. Pass max_size to
19350 move_by_pieces_ninsns.
19351 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
19352 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
19353 to move_by_pieces_ninsns.
19354 (STORE_BY_PIECES_P): Define.
19355 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
19356 to move_by_pieces_ninsns.
19357 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
19359 * config/i386/i386.h (CLEAR_RATIO): Define.
19361 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19363 * expr.c (expand_expr_real_1): Add back code that was not dead.
19365 2004-08-09 Andrew Pinski <apinski@apple.com>
19367 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
19368 which is found to be compatible before returning the aliasing set.
19370 2004-08-09 Daniel Jacobowitz <dan@debian.org>
19372 * ggc-zone.c (struct alloc_zone): Add statistics counters.
19373 (always_collect): New flag.
19374 (ggc_alloc_zone_1): Update statistics support. Don't include
19375 overhead in allocated counter.
19376 (sweep_pages): Update allocated counter for large pages. Don'y
19378 (ggc_collect_1): Always collect.
19379 (ggc_collect): Honor always_collect flag. Sum all zones to decide
19380 whether to collect.
19381 (SCALE, LABEL): New macros.
19382 (ggc_print_statistics): Add statistics support.
19384 2004-08-09 Roger Sayle <roger@eyesopen.com>
19386 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
19387 (init_expmed): Fix potential overrun problem with "all.reg".
19388 (expand_sdiv2_pow2): Add an alternate implementation for signed
19389 division, if the target provides a suitable conditional move insn.
19391 2004-08-09 Paul Brook <paul@codesourcery.com>
19392 Richard Henderson <rth@redhat.com>
19394 * unwind-dw2.c (uw_install_context_1): Update target saved stack
19397 2004-08-09 Geoffrey Keating <geoffk@apple.com>
19399 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
19400 Check DATA limit only if there's no AS limit. Ignore insanely
19402 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
19403 but take care that the AS limit isn't overrun.
19404 * doc/invoke.texi: Update documentation of min-heapsize parameter.
19406 2004-08-09 Jeff Law <law@redhat.com>
19408 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
19409 (tree-ssa-threadupdate.o): Add dependencies.
19410 * tree-ssa-threadupdate.c: New file.
19411 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
19412 (rewrite_vars_out_of_ssa): Remove prototype.
19413 (cleanup_tree_cfg): Returns a bool.
19414 * tree.h (thread_through_all_blocks): Prototype.
19415 * tree-outof-ssa.c (SSANORM_*): Move into here.
19416 (remove_ssa_form): Now static.
19417 (rewrite_vars_out_of_ssa): Kill.
19418 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
19419 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
19420 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
19421 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
19422 anything was changed.
19423 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
19424 from the PHI's annotation rather than the edge associated with
19426 * tree-ssa-dom.c (redirection_edges): Kill.
19427 (redirect_edges_and_update_ssa_graph): Kill.
19428 (tree_ssa_dominator_optimize): Do not reset forwardable flag
19429 for blocks anymore. Do not initialize redirection_edges.
19430 Call thread_through_all_blocks. Simplify code for cleanup
19431 of the CFG and iterating. No longer call cleanup_tree_cfg
19432 outside the iteration loop.
19433 (thread_across_edge): No longer mess with forwardable blocks.
19435 2004-08-09 Zack Weinberg <zack@codesourcery.com>
19437 * explow.c (memory_address): Use memory_address_p.
19438 * recog.c (general_operand): Likewise.
19439 * regrename.c: No need to define REG_OK_STRICT.
19441 2004-08-09 Steven Bosscher <stevenb@suse.de>
19443 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
19445 * gcse.c: Include timevar.h.
19446 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
19447 and global_copy_prop_count.
19448 (local_const_prop_count, local_copy_prop_count): New static globals.
19449 (gcse_main): Set the right timevar for each pass.
19450 (cprop_jump): Increment global_const_prop_count when a constant is
19451 propagated. Add "GLOBAL" to dump output.
19452 (cprop_insn): Increment global_const_prop_count when a constant is
19453 propagated, or global_copy_prop_count when a copy is propagated.
19454 (do_local_cprop): Likewise for local_const_prop_count and
19455 local_copy_prop_count.
19456 (one_cprop_pass): Initialize const/cprop counters to zero.
19457 Print out results of local and global const/cprop separately.
19458 (bypass_block): Break over-length line.
19459 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
19460 for bb-reorder.o and tracer.o.
19462 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19464 * Makefile.in (GTFILES): Remove stmt.c
19465 (stmt.o): Do not depend on gt-stmt.h.
19466 * emit-rtl.c (emit_line_note): Do not call
19467 set_file_and_line_for_stmt.
19468 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
19470 * function.c (free_after_parsing): Do not free STMT field.
19471 (allocate_struct_function): Do not call init_stmt_for_function.
19472 (assign_stack_temp_for_type): Do not accept values of keep
19474 (init_temp_slots): Do not initialize removed variables.
19475 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
19476 and X_VAR_TEMP_SLOT_LEVEL fields.
19477 * rtl.h (set_file_and_line_for_stmt): Remove.
19478 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
19479 struct stmt_status, cond_stack, case_stack, nesting_stack,
19480 nesting_depth, emit_locus, set_file_and_line_for_stmt,
19481 same_case_target_p, init_stmt_for_function, emit_nop,
19482 expand_start_cond, expand_start_elseif, expand_start_else,
19483 expand_elseif, expand_end_cond): Remove.
19484 (preserve_subexpressions_p): Remove references to CFUN->STMT.
19485 (expand_start_case, expand_end_case_type): Remove, merge into...
19486 (expand_case): ... this one, including other bits from
19487 expand_expr_real_1. Inline same_case_target_p. Turn members
19488 of CASE_STACK into local variables.
19489 (emit_case_bit_tests): Inline same_case_target_p.
19490 (add_case_node): Add HEAD argument, return new head of the list,
19491 do not handle default label here.
19492 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
19493 expand_start_elseif, current_nesting_level, expand_start_case,
19494 expand_end_case_type, expand_end_case, add_case_node,
19495 init_stmt_for_function, expand_elseif): Remove prototypes.
19496 (expand_case): Add prototype.
19498 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19500 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
19502 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
19504 * expr.c (var_rtx): Remove.
19505 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
19506 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
19507 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
19509 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
19510 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
19511 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
19513 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
19514 Ayal Zaks <zaks@il.ibm.com>
19516 * common.opt (freschedule-modulo-scheduled-loops): New flag.
19517 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
19518 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
19519 when -freschedule-modulo-scheduled-loops flag is not specified.
19520 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
19521 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
19522 More accurate placing of insn in row of partial schedule.
19523 (ps_insn_find_column): New function.
19524 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
19525 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
19526 (schedule_region): Use sched_is_disabled_for_current_region_p.
19527 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
19529 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
19531 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
19534 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
19536 * config/i386/i386.c (ix86_expand_clrmem): Properly call
19537 gen_strset for 64bit target.
19539 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
19541 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
19543 2004-08-07 Jason Merrill <jason@redhat.com>
19545 Make return in memory explicit.
19546 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
19547 (assign_parm_find_data_types): Remove code for old front end
19548 invisible reference handling.
19549 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
19550 (expand_function_end): Likewise.
19551 * gimplify.c (gimplify_return_expr): Handle a dereferenced
19553 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
19554 (declare_return_variable): Handle DECL_BY_REFERENCE.
19555 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
19556 (cp_genericize_r): Use convert_from_reference.
19557 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
19558 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
19560 * c-common.c (c_warn_unused_result): Check TREE_USED before
19561 warning about a CALL_EXPR with an unused value.
19563 2004-08-06 Mark Mitchell <mark@codesourcery.com>
19565 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
19566 to the compiler. Use -fshort-wchar by default.
19568 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
19570 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
19571 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
19573 * doc/invoke.texi (param): Document min-crossjump-insns.
19575 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
19578 * c.opt (Wmissing-field-initializers): New option.
19579 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
19580 * c-typeck.c (pop_init_level): Guard the missing field warning with
19581 warn_missing_field_initializers rather than extra_warnings.
19582 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
19583 some of the explanation from...
19584 (-Wextra): ...here. Say that the missing field warning can be
19585 seperately controlled by -Wmissing-field-initializers.
19587 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
19589 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
19590 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
19591 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
19592 * tree.def (ENTRY_VALUE_EXPR): Remove.
19594 2004-08-06 Jakub Jelinek <jakub@redhat.com>
19596 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
19597 the places where it is actually needed. Don't use repz; stosb
19598 for -Os with sufficiently small constant sizes.
19599 For sufficiently small repz; stos{l,q} repeat counts use a sequence
19600 of stos{l,q} instructions instead.
19602 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19604 PR tree-optimization/16807
19605 * loop-iv.c (dump_iv_info): Dump invariants correctly.
19606 (iv_subreg, iv_extend): Express value of invariant purely in
19609 2004-08-06 Mark Mitchell <mark@codesourcery.com>
19611 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
19612 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
19614 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
19616 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
19617 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
19619 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
19620 pattern until reload is finished to allow better code generation
19621 and split them completely into separate instrunctions.
19622 (*andsi3_split): New pattern.
19624 2004-08-05 Mark Mitchell <mark@codesourcery.com>
19626 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
19627 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
19628 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19629 * tree.h (handle_dll_attribute): Declare. Test
19630 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19631 * c-common.h (c_determine_visibility): Declare.
19632 * c-common.c (c_determine_visibility): New function.
19633 * c-decl.c (finish_decl): Use it.
19634 (finish_function): Likewise.
19635 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
19636 zero, by default. Use #if, not #ifdef, to test it.
19637 * config/arm/arm.c (arm_attribute_table): Use
19638 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
19640 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
19641 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19643 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
19644 * config/i386/i386.c (ix86_attribute_table): Use
19645 handle_dll_attribute for dllimport/dllexport. Test
19646 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
19647 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
19648 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19650 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
19652 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
19654 * doc/extend.texi (dllexport): Clarify and correct documentation.
19655 (dllimport): Likewise.
19656 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
19657 handle_dll_attribute.
19659 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19661 * tree-ssa-loop-manip.c: New file.
19662 * Makefile.in (tree-ssa-loop-manip.o): Add.
19663 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
19665 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
19667 (tree_ssa_loop_done): Verify loop closed ssa form.
19668 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
19670 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19672 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
19673 pa_asm_output_aligned_local): New functions.
19674 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
19675 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
19676 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
19677 pa_asm_output_aligned_common.
19678 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19679 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
19680 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
19681 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19682 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
19683 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
19684 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
19685 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
19688 2004-08-05 Andrew Pinski <apinski@apple.com>
19690 * objc/objc-act.c (build_objc_string_object): Mark the address
19691 expression as constant.
19693 2004-08-05 David Edelsohn <edelsohn@gnu.org>
19695 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
19696 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
19697 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
19699 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
19701 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
19702 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
19703 out, and associated obsolete comments.
19705 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
19707 * tree.h (force_fit_type): Return a tree, take three flags.
19708 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
19709 TREE_CONSTANT_OVERFLOW here.
19710 (int_const_binop, const_binop): Adjust.
19711 (size_int_type): Do sign extension here.
19712 (fold_convert_const, optimize_bit_field_compare,
19713 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
19714 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
19715 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
19717 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19719 PR tree-optimization/16864
19720 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
19721 for ssa names without default_def.
19723 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
19725 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
19726 frame pointer, restore eax with an ebp-relative address.
19728 2004-08-04 Geoffrey Keating <geoffk@apple.com>
19731 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
19732 * c-common.h (make_rtl_for_local_static): Delete.
19733 * c-decl.c (shadow_tag_warned): Clean up comment.
19734 (finish_decl): Clean up spacing. Use set_user_assembler_name when
19735 appropriate. Don't pass asmspec to rest_of_decl_compilation.
19736 * c-semantics.c (make_rtl_for_local_static): Delete.
19737 * expr.c (init_block_move_fn): Use set_user_assembler_name.
19738 (init_block_clear_fn): Likewise.
19739 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
19740 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
19741 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
19742 * tree.h (make_decl_rtl): Remove second parameter.
19743 (set_user_assembler_name): New.
19744 * varasm.c (set_user_assembler_name): New.
19745 (make_decl_rtl): Remove second parameter. Update callers in many
19748 2004-08-05 Adam Nemet <anemet@lnxw.com>
19750 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
19751 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
19753 * gthr-lynx.h: New file.
19754 * config/lynx-ng.h: Remove file.
19755 * config/lynx.h: Update to LynxOS 4.0.
19756 * config/t-lynx: New file.
19757 * config/i386/lynx-ng.h: Remove file.
19758 * config/i386/lynx.h: Update to LynxOS 4.0.
19759 * config/rs6000/lynxbase.h: Remove file.
19760 * config/rs6000/lynx.h: Update to LynxOS 4.0.
19761 * config/rs6000/t-lynx: New file.
19762 * doc/install.texi (Options specification): Remove reference to
19763 LynxOS from systems where --with-gnu-as makes a difference.
19765 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
19767 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
19769 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
19771 (c_cpp_builtins): Call it.
19772 * doc/cpp.texi: Update.
19774 2004-08-04 David Edelsohn <edelsohn@gnu.org>
19776 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
19779 2004-08-04 Jan Hubicka <jh@suse.cz>
19781 * basic-block.h (profile_staus): New global variable.
19782 * cfg.c (profile_status): Declare.
19783 (check_bb_profile): Break out from ....; use profile_status
19784 (dump_flow_info): ... here.
19785 * cfgbuild.c (find_basic_blocks): Set profile_status.
19786 * cfgexpand.c (tree_expand_cfg): Likewise.
19787 * predict.c (estimate_probability): Likewise.
19788 * profile.c (branch_prob): Likewise.
19789 * tree-cfg.c (build_tree_cfg): Likewise.
19790 (dump_function_to_file): Use check_bb_profile.
19791 * tree-pretty-print (dump_bb_header): Likewise.
19792 * tree-profile.c (do_tree_profiling): Cleanup.
19794 2004-08-04 Zack Weinberg <zack@codesourcery.com>
19796 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
19797 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
19798 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
19799 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
19800 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
19801 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
19802 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
19803 (ggc-none.o, errors.o): Move rule to generators section;
19804 correct dependencies.
19805 (min-insn-modes.o): Move rule to generators section; remove
19806 unnecessary explicit command; correct dependencies.
19807 (print-rtl.o, print-rtl1.o): Correct dependencies.
19808 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
19809 (mostlyclean): Update.
19811 * errors.c: Include bconfig.h not config.h. Correct comment.
19812 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
19813 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
19814 * print-rtl.c: Don't include tm_p.h.
19816 * rtl.h: Move forward-decl of struct function down where it's
19817 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
19818 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
19820 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19821 Jeff Law <law@redhat.com>
19823 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
19824 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
19825 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
19826 manipulate the duplicated ssa names.
19827 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
19828 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
19829 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
19831 (release_ssa_name): Do not release ssa names that may have multiple
19833 * tree.h (release_ssa_name_force, mark_for_rewrite,
19834 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
19835 marked_ssa_names): Declare.
19836 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
19837 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
19838 Update call to rewrite_ssa_into_ssa.
19840 2004-08-04 Mark Mitchell <mark@codesourcery.com>
19842 * defaults.h (TARGET_DECLSPEC): New macro.
19843 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
19844 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
19845 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
19846 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
19847 __declspec support.
19848 (TARGET_DECLSPEC): Define.
19849 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
19850 __declspec support.
19851 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
19852 __declspec support.
19853 (TARGET_DECLSPEC): Define.
19854 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
19855 __declspec support.
19856 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
19858 * doc/tm.texi (TARGET_DECLSPEC): Document.
19860 * doc/extend.texi: Fix typo in comment.
19862 2004-08-04 Paul Brook <paul@codesourcery.com>
19864 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
19865 (TARGET_CXX): Use it.
19866 * target.h (struct gcc_target): Add cdtor_returns_this.
19867 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
19868 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
19869 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
19871 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
19873 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
19874 low/high pair. Do range checking directly.
19875 (interpret_integer): Adjust.
19877 2004-08-04 Nick Clifton <nickc@redhat.com>
19879 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
19881 * doc/invoke.texi: Document this new switch and also the -mrenesas
19884 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
19886 * cfglayout.c (insn_locators_initialize): Update the current
19887 location before initializing a location.
19889 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19891 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
19892 (dbxout_function_end): Return after emitting the "Lscope" symbol
19893 under the same conditions that this function formerly wasn't called.
19894 Add explanatory comments.
19897 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
19901 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
19902 functions, broken out of dbxout_block.
19903 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
19904 stabs too, if it contains symbols. Use the begin_label and
19905 the Lscope label (emitted by dbxout_function_end) for the
19906 range of this block.
19908 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
19910 * doc/install.texi: Update autoconf version requirements.
19912 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19914 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
19915 * recog.c (general_operand, immediate_operand, nonmemory_operand)
19916 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
19917 * regclass.c (record_reg_classes): Likewise.
19918 * reload.c (find_reloads): Likewise.
19919 * reload1.c (reload): Likewise.
19921 2004-08-03 Zack Weinberg <zack@codesourcery.com>
19923 * gensupport.c (init_md_reader_args_cb): Renamed from
19924 init_md_reader_args. Add third option, callback function for
19925 parsing program-specific options. Add diagnosis of incorrect
19926 number of input files.
19927 (init_md_reader): Fold into init_md_reader_args_cb.
19928 (init_md_reader_args): Now a thin wrapper around
19929 init_md_reader_args_cb.
19930 * gensupport.h: Update prototypes.
19932 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
19933 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
19934 * genrecog.c: No need to diagnose lack of an input file;
19935 init_md_reader_args will handle it.
19936 * genconditions.c: Likewise, and use init_md_reader_args.
19937 * genconstants.c: Likewise, and no need to call read_md_rtx.
19939 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
19941 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
19944 2004-08-03 Mike Stump <mrs@apple.com>
19946 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
19948 * doc/invoke.texi (Darwin Options): Update to reflect above.
19950 2004-08-03 Roger Sayle <roger@eyesopen.com>
19952 PR middle-end/16790
19953 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
19954 truncations, not just global truncations.
19956 2004-08-03 Andrew Pinski <apinski@apple.com>
19959 * loop-iv.c (simplify_using_assignment): Initialize lhs.
19961 2004-08-03 Paul Brook <paul@codesourcery.com>
19963 * gcc/doc/install.texi: Document MPFR requirement.
19965 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
19967 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
19968 and mmap() explicitly instead of relying on preset autoconf cache
19970 * configure: Regenerate.
19972 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
19975 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
19977 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
19978 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
19981 * config/i386/t-gmm_malloc: New file.
19982 * config/i386/t-pmm_malloc: Likewise.
19984 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
19986 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
19987 Tanguy Fautrà <tfautre@pandora.be>
19989 * config/i386/pmm_malloc.h: New file.
19991 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
19993 * config/i386/gmm_malloc.h: New file.
19995 2004-08-03 Dale Johannesen <dalej@apple.com>
19997 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
19998 * c-common.c: Include opts.h.
19999 (c_common_get_alias_set): Fix check for a single input file.
20000 * toplev.c: Remove current_file_decl.
20003 2004-08-03 Mark Mitchell <mark@codesourcery.com>
20005 * config.gcc (arm*-*-symbianelf*): New target.
20006 * config/arm/symbian.h: New file.
20008 * gthr-gnat.c: Add visibility #pragmas.
20009 * gthr-gnat.h : Likewise.
20010 * gthr.h: Likewise.
20011 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
20012 (__ffsDI2): Likewise.
20013 (__clzSI2): Likewise.
20014 (__ctzSI2): Likewise.
20015 (__ctzDI2): Likewise.
20016 (__popcountSI2): Likewise.
20017 (__popcountDI2): Likewise.
20018 (__paritySI2): Likewise.
20019 (__parityDI2): Likewise.
20020 * libgcc2.h: Add visibility #pragmas.
20021 (__clzDI2): Add prototype.
20022 (__clzSI2): Likewise.
20023 (__ctzSI2): Likewise.
20024 (__ffsDI2): Likewise.
20025 (__ffsSI2): Likewise.
20026 (__ctzDI2): Likewise.
20027 (__popcountSI2): Likewise.
20028 (__popcountDI2): Likewise.
20029 (__paritySI2): Likewise.
20030 (__parityDI2): Likewise.
20031 * unwind-dw2-fde.h: Add visibility #pragmas.
20032 * unwind.h: Likewise.
20034 2004-08-03 David Edelsohn <edelsohn@gnu.org>
20035 Dale Johannesen <dalej@apple.com>
20036 Roger Sayle <roger@eyesopen.com>
20038 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
20039 constants more accurately. Adjust costs for FMA instructions.
20040 Add cases for most logical and float operations. Recurse into
20043 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
20045 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
20047 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
20049 * ra-build.c (conflicts_between_webs): For webs that cross a call add
20050 conflicts to regs_invalidated_by_call.
20052 2004-08-03 Paul Brook <paul@codesourcery.com>
20054 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
20056 2004-08-03 Jan Hubicka <jh@suse.cz>
20058 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
20059 ARRAY_REF argument.
20061 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
20063 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
20064 arm968es, arm10e, arm1020e, arm1022e.
20065 * invoke.texi: Update list of ARM cores.
20066 * arm-tune.md: Regenerate.
20068 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
20070 * arm/gentune.sh: New file.
20071 * arm/t-arm: New file.
20072 * arm/arm-tune.md: New file (autogenerated).
20073 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
20074 * arm.md (attribute tune): Delete. Include arm-tune.md.
20076 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
20078 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
20079 penultimate parameter. All callers adjusted.
20080 (struct prefix_list): Remove used_flag_ptr.
20081 (find_a_file): Do not set *pl->used_flag_ptr.
20082 (warn_B, warn_std_ptr): Remove.
20084 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
20085 Mostafa Hagog <mustafa@il.ibm.com>
20087 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
20089 2004-08-02 Geoffrey Keating <geoffk@apple.com>
20091 * dwarf2out.c (output_call_frame_info): Don't change data format
20092 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
20093 label. Use 'true' not '1'.
20094 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
20097 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20099 * gdbinit.in: Reflect previous changes to rtunion_def.
20101 2004-08-02 Roger Sayle <roger@eyesopen.com>
20103 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
20104 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
20106 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20108 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
20110 * langhooks.h (lang_hooks::builtin_function): Rename parameter
20111 from "class" to "bt_class".
20113 2004-08-02 Paul Brook <paul@codesourcery.com>
20115 PR rtl-optimization/15068
20116 * flow.c (init_propagate_block_info): Check condition is reversible.
20118 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20120 * gengtype.h (options::info): Change type to const char *.
20121 (enum gc_used_enum): Move out of struct type scope.
20122 * gengtype.c (create_option): Convert initializer for option::info to
20124 (adjust_field_type, walk_type, write_func_for_structure,
20125 write_root, write_roots): Remove pointless cast.
20127 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
20129 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
20131 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20133 * rtl.h (union rtunion_def): Have all members start with the
20135 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
20136 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
20137 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
20138 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
20140 * gengtype.c (adjust_field_rtx_def): Likewise.
20141 * rtlanal.c (loc_mentioned_in_p): Likewise.
20143 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
20145 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
20146 Replace uses of mips/elf64.h with mips/elf.h
20147 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
20148 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
20149 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
20150 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
20151 (HANDLE_SYSV_PRAGMA): Delete.
20152 (ASM_OUTPUT_DEF): Fix formatting.
20153 * config/mips/elf64.h: Delete.
20155 2004-08-01 Zack Weinberg <zack@codesourcery.com>
20157 * config/ia64/ia64.c (got_symbolic_operand): Do require a
20158 symbol+offset operand to have its offset be zero mod 0x3fff
20159 when GOT entries are in use. Clarify logic in SYMBOL_REF
20160 case. Clarify comments.
20161 (ia64_expand_load_address): Split a symbol+offset load when
20162 the offset is nonzero mod 0x3fff, not 0x1fff.
20164 2004-08-01 Geoffrey Keating <geoffk@apple.com>
20166 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
20167 if trying to *store* to a non-offsettable address.
20168 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
20169 a nonoffsettable address.
20170 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
20172 (movti_string): Don't move GPRs to a nonoffsettable address.
20173 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
20175 2004-08-02 Ben Elliston <bje@au.ibm.com>
20178 * config/rs6000/altivec.h: Replace typeof with __typeof__.
20180 2004-08-01 Richard Henderson <rth@redhat.com>
20182 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
20183 variable sized types.
20185 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
20187 * doc/invoke.texi: In the MIPS options section, remove the passage
20188 saying that -mexplicit-relocs is usually disabled for -mabicalls
20189 -fno-unit-at-a-time.
20190 * config/mips/mips.c (override_options): Remove the code that enforced
20193 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
20195 * config/mips/mips.md (cprestore): Provide two alternatives, one for
20196 an in-range offset and one for an out-of-range offset. Wrap the latter
20197 in .set macro/.set nomacro if it's inside a .set nomacro block.
20199 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
20201 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
20202 (mips_restore_gp): Declare.
20203 * config/mips/mips.c (mips_add_offset): Add a scratch register
20204 argument. Reimplement in rtl only, reusing MIPS16 logic from
20205 mips_output_mi_thunk.
20206 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
20207 to mips_add_offset.
20208 (mips_gp_save_slot): Delete.
20209 (mips_restore_gp): New function.
20210 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
20211 * config/mips/mips.md (exception_receiver): Turn into a
20212 define_insn_and_split. Use mips_restore_gp to do the split.
20213 (call_internal, call_value_internal, call_value_multiple_internal): Use
20214 mips_restore_gp to restore $gp.
20216 2004-07-31 Andrew Pinski <apinski@apple.com>
20219 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
20221 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
20223 * c-decl.c (diagnose_mismatched_decls): Give error for external
20224 redeclaration of identifier declared with no linkage, not just
20225 warning with -Wtraditional. Do not check DECL_CONTEXT to give
20226 error for redeclaration with no linkage.
20228 2004-07-30 Geoffrey Keating <geoffk@apple.com>
20229 Fariborz Jahanian <fjahanian@apple.com>
20231 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
20232 non-offsettable addresses even for DImode.
20233 (rs6000_split_multireg_move): Cope with non-offsettable addresses
20234 being moved into multiple GPRs.
20236 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
20238 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
20239 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
20241 * config/rs6000/darwin-ldouble.c (isless): New macro.
20243 (nonfinite): New macro.
20245 (_xlqadd): Completely rewrite.
20246 (_xlqmul): Correct overflow handling.
20247 (_xlqdiv): Correct overflow handling.
20248 * config/rs6000/darwin-ldouble-format: New file.
20250 2004-07-30 Roger Sayle <roger@eyesopen.com>
20251 Richard Henderson <rth@redhat.com>
20253 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
20254 9 into the equivalent lea instruction.
20256 2004-07-30 Richard Henderson <rth@redhat.com>
20258 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
20259 with DECL_INITIAL if fb_lvalue.
20260 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
20261 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
20263 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
20265 2004-07-30 Diego Novillo <dnovillo@redhat.com>
20267 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
20268 pointer escapes through a function call, assume that the
20269 callee will dereference it.
20270 (add_pointed_to_var): Assume that VALUE is always an
20272 (collect_points_to_info_r): Only call add_pointed_to_var if
20273 the value is an ADDR_EXPR.
20275 2004-07-30 Diego Novillo <dnovillo@redhat.com>
20277 * tree-ssa-alias.c (create_alias_map_for): Do not get the
20278 alias set of the inner type of ARRAY_TYPEs.
20280 2004-07-29 Diego Novillo <dnovillo@redhat.com>
20282 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
20283 setting a non-register to UNDEFINED right before the call to
20286 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
20288 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
20290 2004-07-29 Diego Novillo <dnovillo@redhat.com>
20292 * tree-ssa.c (verify_flow_sensitive_alias_info): When
20293 comparing points-to sets of different pointers, make sure the
20294 second pointer is actually referenced in the code.
20296 2004-07-29 Zack Weinberg <zack@codesourcery.com>
20298 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
20299 (got_symbolic_operand): Remove unreachable code.
20300 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
20301 setjmp_operand; add entry for tls_symbolic_operand.
20302 * config/ia64/ia64-protos.h: Remove all prototypes of
20303 predicate functions.
20305 2004-07-29 Mark Mitchell <mark@codesourcery.com>
20307 * c-common.h (lang_post_pch_load): New variable.
20308 * c-pch.c (lang_post_pch_load): Define it.
20309 (c_common_read_pch): Use it.
20310 * cgraphunit.c (record_call_1): Give the front end a chance to
20311 record additional needed entities when a variable is marked as
20313 * tlink.c (recompile_files): Robustify.
20314 (scan_linker_output): If a symbol is assigned to a file,
20315 but after recompilation is not present there, issue an error
20318 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20320 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
20321 Take orig_loop argument and pass it to set_level.
20322 (schedule_sm): Pass the correct orig_loop to force_move_till.
20324 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20326 * cfgloop.c (update_latch_info): Update dominator of the new block.
20327 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
20329 * dominance.c (verify_dominators): Check that the dominance tree is
20331 (recount_dominator): Ignore unreachable blocks.
20332 (iterate_fix_dominators): Cleanup old dominance information before
20335 2004-07-29 Diego Novillo <dnovillo@redhat.com>
20337 * tree-ssa-operands.c (get_expr_operands): Revert changes
20338 to ADDR_EXPR processing introduced by:
20339 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20340 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
20342 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
20344 * doc/implement-c.texi: Add C90 subclause references. Point to
20345 preprocessor documentation instead of duplicating it. Add points
20346 only present in C90. Fill in documentation for all points.
20348 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20350 * pa.c (output_movb): Correct typo.
20352 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
20354 * ra.h (single_reg_in_regclass): Declare.
20355 * ra.c (single_reg_in_regclass): Define.
20356 (first_hard_reg): New.
20357 (init_ra): Initialize single_reg_in_regclass.
20358 * ra-colorize.c (ok_class): New.
20359 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
20361 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
20363 * gcov-io.h: Allow zero tag as EOF indicator.
20364 (gcov_is_eof): Remove.
20365 (gcov_truncate): Remove.
20366 * gcov-io.c (gcov_seek): Always SEEK_SET.
20367 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
20369 * coverage.c (read_counts_file): Don't use gcov_is_eof.
20370 * gcov-dump.c (dump_file): Likewise.
20371 * gcov.c (read_graph_file, read_count_file): Likewise.
20373 * c-decl.c (complete_array_type): Don't gratuitously copy
20374 maxindex. Check it always has a type.
20376 2004-07-29 Steven Bosscher <stevenb@suse.de>
20378 * rtl.c (currently_expanding_to_rtl): New.
20379 * rtl.h (currently_expanding_to_rtl): Export it.
20380 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
20382 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
20384 * config/sh/sh.c: Replace rtx_equal_function_value_matters
20385 with currently_expanding_to_rtl.
20386 * config/sh/sh.md: Likewise.
20387 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
20389 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
20391 Introduce sh2a support.
20392 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
20393 * config.gcc: Build multilibs for sh2a and sh2a-single by
20395 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
20396 default. Split their tests out of the corresponding SH4
20398 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
20399 multilibs for SH2a.
20400 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
20401 * config.gcc: Handle sh2a multilibs and cpu selection.
20402 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
20403 * config/sh/t-mlib-sh2a: New.
20404 * config/sh/t-mlib-sh2a-nofpu: New.
20405 * config/sh/t-mlib-sh2a-single: New.
20406 * config/sh/t-mlib-sh2a-single-only: New.
20407 2004-07-09 Nick Clifton <nickc@redhat.com>
20409 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
20410 -ml and -m2a are used together.
20411 2004-03-23 DJ Delorie <dj@redhat.com>
20412 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
20413 when we have a double-sized FPU.
20414 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
20415 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
20417 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
20418 -msh2a-single and -msh2a-single-only
20419 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
20420 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
20422 2004-02-20 DJ Delorie <dj@delorie.com>
20423 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
20424 2004-02-20 Fred Fish <fnf@redhat.com>,
20425 Corinna Vinschen <vinschen@redhat.com>
20426 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
20427 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
20428 2004-02-18 DJ Delorie <dj@redhat.com>
20429 * config/sh/sh.c (broken_move): Add support for movi20.
20430 * config/sh/sh.h: Likewise.
20431 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
20432 * config/sh/sh.md (udivsi3_sh2a): New.
20433 (udivsi3): Call it.
20434 (divsi3_sh2a): New.
20437 (ashlsi3_sh2a): New.
20438 (ashrsi3_sh2a): New.
20439 (lshrsi3_sh2a): New.
20440 (movsi_i): Disable for sh2a.
20441 (movsi_ie): Add movi20.
20442 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
20443 sh2a, for -m2a-nofpu mode.
20444 2004-02-13 DJ Delorie <dj@redhat.com>
20445 * config/sh/lib1funcs.asm: Handle double vs single better.
20446 * config/sh/sh.h: Likewise.
20447 2004-02-09 DJ Delorie <dj@redhat.com>
20448 * config/sh/crt1.asm: Add support for sh2a.
20449 * config/sh/elf.h: Likewise.
20450 * config/sh/lib1funcs.asm: Likewise.
20451 * config/sh/sh.c: Likewise.
20452 * config/sh/sh.md: Likewise.
20453 * config/sh/sh.h: Likewise.
20454 * config/sh/t-sh: Likewise.
20456 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
20458 * config/frv/frv.md (movqi_internal, movhi_internal,
20459 movsi_internal): Add backup alternatives for memory inputs.
20461 2004-07-28 Matt Austern <austern@apple.com>
20463 * config/darwin.c (darwin_one_byte_bool): New global variable.
20464 * config/darwin.h (darwin_one_byte_bool): Declare.
20465 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
20466 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
20467 value of darwin_one_byte_bool.
20468 * doc/invoke.texi: Document -mone-byte-bool flag.
20470 2004-07-28 Eric Christopher <echristo@redhat.com>
20472 * c-common.c (c_common_unsafe_for_reeval): Delete.
20473 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
20474 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
20475 * calls.c (fix_unsafe_tree): Delete.
20476 (expand_call): Delete code which used above.
20477 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
20478 * expr.c (expand_expr_real_1): Ditto.
20479 * fold-const.c (non_lvalue): Ditto.
20480 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
20481 (lhd_unsafe_for_reeval): Ditto.
20482 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
20483 * langhooks.h (unsafe_for_reeval): Ditto.
20484 (unsave_expr_now): Adjust comment.
20485 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
20486 (estimate_num_insns_1): Ditto.
20487 * tree-pretty-print.c (dump_generic_node): Ditto.
20488 * tree.c (expr_align): Ditto.
20489 (unsave_expr): Delete.
20490 (unsafe_for_reeval): Ditto.
20491 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
20492 * tree.def (UNSAVE_EXPR): Delete.
20493 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
20495 2004-07-28 Zack Weinberg <zack@codesourcery.com>
20497 * tree.h (enum tls_model): Move ...
20498 * coretypes.h: ... here.
20500 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20502 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
20504 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20506 * cse.c (validate_canon_reg): New function, split out from...
20507 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
20509 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20511 * tree-ssa-alias.c (maybe_create_global_var): Don't just
20512 return if .GLOBAL_VAR has been created.
20514 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20516 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
20517 every variable that may have aliases, not just tags.
20519 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
20521 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
20522 move_from_CR_eq_bit.
20523 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
20526 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
20529 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
20530 output_e500_flip_eq_bit.
20532 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
20533 output_e500_flip_eq_bit.
20534 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
20535 output_e500_flip_eq_bit.
20536 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
20537 (print_operand): case D. Get to EQ bit.
20539 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
20541 * gcov.c (function_summary): Add missing \n.
20543 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
20545 Introduce sh4a support.
20546 * config.gcc: Handle sh4a multilibs and cpu selection.
20547 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
20548 * config/sh/t-mlib-sh4a: New.
20549 * config/sh/t-mlib-sh4al: New.
20550 * config/sh/t-mlib-sh4a-nofpu: New.
20551 * config/sh/t-mlib-sh4a-single: New.
20552 * config/sh/t-mlib-sh4a-single-only: New.
20553 2004-02-20 DJ Delorie <dj@redhat.com>
20554 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
20555 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
20556 2003-08-22 Eric Christopher <echristo@redhat.com>
20557 * config/sh/sh4a.md: Update for chip errata.
20558 2003-08-07 Eric Christopher <echristo@redhat.com>
20559 * config/sh/sh4a.md: New file. sh4a processor description.
20560 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
20561 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
20563 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
20564 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
20565 * doc/invoke.texi (SH Options): Document -m4al.
20566 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
20567 * config/sh/sh.c (expand_block_move): Remove commented-out code
20568 checked in by mistake.
20569 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
20570 single elements from SFmode vectors.
20571 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
20573 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
20574 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
20575 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
20576 sh_fsca_int2sf): Remove variable declarations.
20577 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
20578 sh_fsca_int2sf): New functions.
20579 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
20580 sh_fsca_int2sf_rtx): New static variables.
20581 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
20582 sh_fsca_int2sf): Declare.
20583 * config/sh/sh.md: Adjust.
20584 * doc/invoke.texi (SH Options): Document new options.
20585 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
20586 compatibility from SH4 code.
20587 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
20588 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
20590 (memory_movsrc_operand): Renamed to...
20591 (unaligned_load_operand): ... this. Simplified.
20592 * config/sh/sh.h (PREDICATE_CODES): Adjust.
20593 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
20594 input operand to SImode, and adjust the others. Introduce
20595 post-increment by peephole.
20596 * config/sh/sh.c (expand_block_move): Give the target address the
20597 same mode as the temp reg.
20598 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
20600 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
20601 Introduce support for SH4a.
20602 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
20603 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
20604 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
20605 sh_fsca_int2sf): New.
20606 (sh_init_builtins): Initialize them.
20607 (print_operand): Support `d'.
20608 (expand_block_move): Use movua if src is misaligned.
20609 (memory_movsrc_operand): New.
20610 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
20611 and one of the SH4 macros.
20612 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
20613 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
20614 SELECT_SH4A_SINGLE): New.
20615 (TARGET_NONE): Add SH4A_BIT.
20616 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
20617 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
20618 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
20619 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
20620 (enum processor_type): Added PROCESSOR_SH4A.
20621 (PREDICATE_CODES): Add memory_movsrc_operand.
20622 * config/sh/sh.md: Removed unused variables.
20623 (attr cpu): Add sh4a.
20624 (attr type): Add movua, fsrra and fsca.
20625 (prefetch): New, for SH4.
20626 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
20627 (toggle_sz): Set type to fp.
20628 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
20629 (movua, extv, extzv): New.
20630 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
20631 and 4a-single-only.
20633 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20635 * tree-optimize.c (init_tree_optimization_passes): Schedule
20636 pass_may_alias right after the program is renamed into SSA.
20637 * tree-pass.h (PROP_alias): Define.
20638 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
20639 * tree-sra.c (pass_sra): Likewise.
20640 * tree-ssa-ccp.c (pass_ccp): Likewise.
20641 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
20642 * tree-ssa-dce.c (pass_dce): Likewise.
20643 * tree-ssa-dom.c (pass_dominator): Likewise.
20644 * tree-ssa-dse.c (pass_dse): Likewise.
20645 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
20646 * tree-ssa-loop-ch.c (pass_ch): Likewise.
20647 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20648 * tree-ssa-pre.c (pass_pre): Likewise.
20649 * tree-tailcall.c (pass_tail_recursion): Likewise.
20650 * tree-ssa.c (pass_redundant_phi): Likewise.
20651 * tree-ssa-alias.c (aliases_computed_p): Remove.
20653 (init_alias_info): Do not mark all type tags for renaming
20655 Clear may_aliases from every symbol.
20656 (setup_pointers_and_addressables): If a pointer has not been
20657 dereferenced and it had a type tag, clear it and mark the old
20660 2004-07-28 Diego Novillo <dnovillo@redhat.com>
20662 PR tree-optimization/16705
20663 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
20666 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20668 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
20671 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
20672 don't make another one.
20674 PR optimization/15077
20675 * function.h (struct function): Add field saved_static_chain_decl.
20676 Fix comment for static_chain_decl.
20677 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
20678 * tree-inline.h (save_body): Add new arg.
20679 * tree-optimize.c (tree_rest_of_compilation): Handle saving
20682 2004-07-27 Richard Henderson <rth@redhat.com>
20684 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
20685 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
20686 is_gimple_addressable.
20687 * tree-gimple.c (is_gimple_addressable): Rename from
20688 is_gimple_addr_expr_arg; accept INDIRECT_REF.
20689 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
20690 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
20691 rename to is_gimple_addressable.
20693 2004-07-28 Alan Modra <amodra@bigpond.net.au>
20695 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
20697 2004-07-27 Richard Henderson <rth@redhat.com>
20699 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
20702 2004-07-27 Zack Weinberg <zack@codesourcery.com>
20704 * libgcc2.c: Change all conditionals testing
20705 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
20706 * libgcc2.h: Likewise.
20707 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
20708 TYPE_PRECISION of float80_type to 80.
20709 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
20710 of fpreg_type and float80_type to 80.
20711 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
20712 * config/m68k/netbsd-elf.h:
20713 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
20714 to evaluate to 80 whenever they would formerly have evaluated to 96.
20715 * config/i386/sco5.h: Remove unnecessary redefinition of
20716 LONG_DOUBLE_TYPE_SIZE.
20717 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
20718 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
20719 XFmode, with a bitsize of 80. Update commentary.
20720 * config/ia64/ia64-modes.def: Likewise.
20721 * config/m68k/m68k-modes.def: Likewise.
20723 2004-07-27 Steven Bosscher <stevenb@suse.de>
20725 * cfgexpand.c (tree_expand_cfg): Fix comment.
20727 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
20728 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
20730 (prepare_function_start): Don't set rtx_equal_function_value_matters.
20731 * integrate.c (copy_rtx_and_substitute): Don't test for it.
20732 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
20733 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
20734 here again. Update leading comment.
20735 * rtl.c (rtx_equal_function_value_matters): Remove.
20736 (rtx_equal_p): Don't test for it.
20737 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
20740 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
20741 * rtl.c (note_insn_name): Likewise.
20742 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
20743 * final.c (final_scan_insn): Likewise.
20745 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
20746 * passes.c (rest_of_handle_eh): Do it here.
20748 * stmt.c (struct nesting): Remove struct nesting block member.
20749 (struct stmt_status): Remove x_block_start_count field.
20750 (current_block_start_count): Remove.
20752 2004-07-27 Brian Booth <bbooth@redhat.com>
20754 * tree-optimize.c (register_one_dump_file): Update condition that uses
20755 static_pass_number.
20756 (dup_pass_1): Replace with...
20757 (next_pass_1): This.
20758 (NEXT_PASS): Call next_pass_1.
20759 (DUP_PASS): Remove.
20760 (init_tree_optimization_passes): Remove uses of DUP_PASS.
20761 (execute_one_pass): Update condition that uses
20762 static_pass_number.
20763 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
20766 2004-07-27 Nick Clifton <nickc@redhat.com>
20768 * config/m32r/m32r.c: Include integrate.h in order to get the
20769 prototype for get_hard_reg_initial_val().
20771 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
20772 and tidy up indentation.
20773 (final_presence_set): Use absence_set instead, so that if there is
20774 nothing in the "o" pipe the "s" pipe can be scheduled.
20776 2004-07-27 Diego Novillo <dnovillo@redhat.com>
20778 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
20779 don't have PT_VARS nor PT_MALLOC set.
20780 Clear name tag from pointers that have not been dereferenced.
20781 (set_pt_anything, set_pt_malloc): Forward declare.
20782 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
20783 not type compatibility when determining if a pointer can be
20786 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
20788 * expr.h (canonicalize_condition, get_condition): Add an int argument.
20789 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
20790 it to check whether the condition is still valid at the jump insn.
20791 * ifcvt.c (noce_get_condition): Likewise.
20792 (noce_get_alt_condition): Update call to canonicalize_condition.
20793 * loop-iv.c (simplify_using_initial_values): Update call to
20794 get_condition. Remove FIXME.
20795 (check_simple_exit): Update call to get_condition.
20796 * loop-unswitch.c (may_unswitch_on): Likewise.
20797 * loop.c (check_dbra_loop): Likewise.
20798 (canonicalize_condition, get_condition): Add an argument to say whether
20799 the condition must still be valid at INSN.
20800 (get_condition_for_loop): Update call to get_condition. Require that
20801 the condition be valid at INSN.
20802 * predict.c (estimate_probability): Update call to get_condition.
20803 Remove unused earliest parameter.
20804 (expected_value_to_br_prob): Update call to canonicalize_condition.
20806 2004-07-26 Eric Christopher <echristo@redhat.com>
20808 * tree-dfa.c (add_referenced_var): Register initializers of global
20811 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
20813 * config/i386/i386.c (function_arg): Always treat 8-
20814 and 16-byte wide vectors the same, even if MMX/SSE
20816 (contains_128bit_aligned_vector_p): Add comment.
20818 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
20820 * ra.h (enum node_type): Rename to:
20821 (enum ra_node_type).
20822 * ra-colorize.c: Likewise.
20824 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
20826 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
20827 after simplifying the jump.
20829 2004-06-26 Richard Henderson <rth@redhat.com>
20831 * calls.c (combine_pending_stack_adjustment_and_call): Make
20832 preferred_unit_stack_boundary argument unsigned. Make
20833 unadjusted_alignment unsigned.
20834 (expand_call): Make preferred_stack_boundary and
20835 preferred_unit_stack_boundary variables unsigned.
20836 * function.c (assign_stack_local_1): Make alignment unsigned.
20837 * function.h (struct function): Make stack_alignment_needed,
20838 preferred_stack_boundary unsigned.
20839 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
20840 (ix86_compute_frame_layout): Make stack_alignment_needed,
20841 preferred_alignment variables unsigned.
20842 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
20844 2004-07-26 Tom Tromey <tromey@redhat.com>
20846 * tree.h: Fix typo in comment.
20848 2004-07-26 Daniel Jacobowitz <dan@debian.org>
20851 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
20852 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
20853 (ggc_free): Remove incorrect freeing.
20854 (sweep_pages): Advance PP for large pages. Fix indentation.
20856 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
20858 PR rtl-optimization/16643
20859 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
20860 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
20861 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
20862 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
20863 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
20864 * function.c (thread_prologue_and_epilogue_insns): Likewise.
20865 * rtl.h (tracer): Add a flags parameter.
20866 * tracer.c (tracer): Pass it to cfg_layout_initialise.
20867 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
20868 (rest_of_handle_reorder_blocks): Update calls to tracer and
20869 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
20870 (rest_of_handle_tracer): Pass 0 to tracer.
20871 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
20873 2004-07-25 David Edelsohn <edelsohn@gnu.org>
20876 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
20879 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
20881 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
20882 (BINFO_BASE_ACCESS): Adjust.
20883 (BINFO_BASE_ACCESS_APPEND): New.
20884 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
20885 * dbxout.c (dbxout_type): Adjust binfo access accessing.
20886 * dwarf2out.c (gen_member_die): Likewise.
20887 * tree-dump.c (deque_and_dump): Likewise.
20889 2004-07-26 Falk Hueffner <falk@debian.org>
20891 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
20894 2004-07-25 Roger Sayle <roger@eyesopen.com>
20896 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
20897 value off of the stack if TARGET_USE_FFREEP.
20899 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20901 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
20902 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
20903 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
20904 check on invocation of XRESIZEVEC ().
20906 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20908 * c-common.c (disable_builtin_function): Rename variable n to
20909 new_disabled_builtin.
20910 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
20911 Rename local variable old to old_decl.
20912 * gensupport.c (shift_output_template): Rename parameter old to src.
20913 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
20914 old_rtx and newx to new_rtx.
20916 2004-07-26 Bernardo Innocenti <bernie@develer.com>
20918 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
20920 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
20922 * c-lex.c: Likewise.
20924 2004-07-25 Roger Sayle <roger@eyesopen.com>
20926 * fold-const.c (constant_boolean_node): Make extern.
20927 (make_range): Wrap long lines.
20928 (fold_cond_expr_with_comparison): Remove unnecessary call to
20929 pedantic_non_lvalue. Add missing calls to fold_convert.
20930 (fold_truthop): Add missing calls to fold_convert.
20932 * tree.h (constant_boolean_node): Add prototype here.
20933 * builtins.c (expand_builtin_strncmp): Add missing calls to
20935 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
20936 Call fold_convert and constant_boolean_node to correct types.
20937 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
20938 missing call to fold_convert to correct types.
20940 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
20941 Brian Ryner <bryner@brianryner.com>
20945 * c-common.c (c_common_attribute_table): Allow
20946 handle_visibility_attribute to be called for types.
20947 (handle_visibility_attribute) When given a type, set the visibility
20948 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
20949 so that we can check later whether the attribute was present. Added
20950 warning if attribute applied to non class type.
20951 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
20952 decls and checking that they are consistent.
20953 * common.opt: Added -fvisibility.
20954 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
20955 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
20956 * flags.h, tree.h: Added assorted support defines for overall patch
20957 * opts.c: Added parsing support for -fvisibility.
20958 * tree.c (build_decl): Set visibility for all decls to be whatever
20959 is in force at that time.
20960 * varasm.c (default_binds_local_p_1): Reworked logic determining
20961 when to make a symbol locally bound.
20962 * doc/invoke.texi: Added documentation for -fvisibility and
20963 -fvisibility-inlines-hidden.
20965 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20967 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
20968 * c-common.c: Add missing casts from void * to other types.
20969 * c-decl.c: Likewise.
20970 * c-format.c: Likewise.
20971 * c-lex.c: Likewise.
20972 * c-pragma.c: Likewise.
20973 * c-typeck.c: Likewise.
20974 * defaults.h: Likewise.
20975 * genconstants.c: Likewise.
20976 * gengtype-lex.l: Likewise.
20977 * genmodes.c: Likewise.
20978 * read-rtl.c: Likewise.
20981 2004-07-25 Bernardo Innocenti <bernie@develer.com>
20983 * bitmap.c: Use type-safe memory allocation macros from libiberty.
20984 * c-common.c: Likewise.
20985 * c-decl.c: Likewise.
20986 * c-lang.c: Likewise.
20987 * c-lex.c: Likewise.
20988 * c-opts.c: Likewise.
20989 * c-parse.in: Likewise.
20990 * c-typeck.c: Likewise.
20991 * genconditions.c: Likewise.
20992 * gengtype-lex.l: Likewise.
20993 * gengtype-yacc.y: Likewise.
20994 * gengtype.c: Likewise.
20995 * genmodes.c: Likewise.
20996 * gensupport.c: Likewise.
20997 * read-rtl.c: Likewise.
20998 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
21001 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21003 * c-decl.c (groktypename, groktypename_in_param_context): Rename
21004 variable typename to type_name.
21005 * c-lex.c (interpret_float): Likewise.
21007 2004-07-25 Roger Sayle <roger@eyesopen.com>
21009 * convert.c (convert_to_real, convert_to_integer,
21010 convert_to_complex): Replace calls to build with calls to buildN.
21011 * coverage.c (tree_coverage_counter_ref): Likewise.
21012 * dojump.c (do_jump): Likewise.
21013 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
21014 * emit-rtl.c (component_ref_for_mem_expr,
21015 set_mem_attributes_minus_bitpos): Likewise.
21016 * explow.c (update_nonlocal_goto_save_area): Likewise.
21017 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
21018 expand_mult_add): Likewise.
21019 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
21020 store_constructor, get_inner_reference, expand_expr_real_1,
21021 try_casesi, try_tablejump): Likewise.
21022 * function.c (expand_function_start): Likewise.
21023 * stmt.c (emit_case_bit_tests, expand_end_case_type,
21024 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
21025 * stor-layout.c (place_union_field, layout_type): Likewise.
21026 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
21027 * varasm.c (copy_constant): Likewise.
21029 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21031 * c-common.c: Rename all identifiers named `new'.
21032 * c-decl.c: Likewise.
21033 * gensupport.c: Likewise.
21034 * simplify-rtx.c: Likewise.
21035 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
21037 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
21040 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
21043 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
21044 declarations until after calling pushdecl.
21045 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
21046 "extern" and not on whether the declaration is initialized.
21048 2004-07-25 Daniel Jacobowitz <dan@debian.org>
21050 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
21051 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
21052 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
21053 "cpplib.h", "c-pragma.h", "c-common.h".
21054 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
21055 (solaris_register_pragmas): New functions.
21056 * config/sol2-protos.h: New file.
21057 * config/sol2.c: New file.
21058 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
21059 (REGISTER_TARGET_PRAGMAS): New macros.
21060 (solaris_pending_aligns, solaris_pending_inits)
21061 (solaris_pending_finis): New variables.
21062 * config/t-sol2 (sol2-c.o): Update dependencies.
21063 (sol2.o): New rule.
21064 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
21065 SUBTARGET_INSERT_ATTRIBUTES.
21066 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
21067 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
21068 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
21069 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
21070 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
21071 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
21072 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
21073 * config/sparc/sparc.c (sparc_attribute_table): New.
21074 (TARGET_INSERT_ATTRIBUTES): Define in terms of
21075 SUBTARGET_INSERT_ATTRIBUTES.
21076 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
21078 * doc/extend.texi (Solaris Pragmas): New section.
21080 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21082 * c-common.c: Rename all identifiers named `class' to `cl'.
21083 * c-common.h: Likewise.
21084 * c-parse.in: Likewise.
21085 * c-typeck.c: Likewise.
21086 * genmodes.c: Likewise.
21087 * real.c: Likewise.
21088 * real.h: Likewise.
21089 * recog.c: Likewise.
21090 * recog.h: Likewise.
21091 * regrename.c: Likewise.
21092 * tree.h: Likewise.
21093 * c-common.c (builtin_function_2): Change type of 5th parameter from
21094 int to enum built_in_function. Change type of 8th parameter from int
21096 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
21098 * c-typeck.c (convert_arguments): Change type of formal_prec from
21099 int to unsigned int.
21100 * genmodes.c (blank_mode): Make a few negative constants unsigned.
21101 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
21102 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
21103 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
21104 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
21105 iterator to for_all_modes () instead of an enum because enums can't
21106 be incremented in C++.
21109 2004-07-25 Daniel Jacobowitz <dan@debian.org>
21111 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
21114 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21116 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
21117 Handle ARRAY_RANGE_REF like ARRAY_REF.
21119 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
21121 * c-typeck.c (digest_init): Don't allow arrays of signed or
21122 unsigned variants of wchar_t to be initialized by wide string
21123 constants. Do allow arrays of enumerated types compatible with
21124 wchar_t to be initialized by wide string constants. Refine tests
21125 distinguishing wide and narrow strings and arrays. Give specific
21126 error for arrays of other integer types initialized by string
21128 (output_init_element, process_init_element): Check for
21129 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
21130 initializing with string constants.
21132 2004-07-25 Richard Henderson <rth@redhat.com>
21134 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
21135 on the RESULT_DECL.
21136 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21137 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
21138 DECL_IGNORED_P to new decl.
21140 2004-07-24 Zack Weinberg <zack@codesourcery.com>
21142 * config/ia64/ia64.c (general_xfmode_operand)
21143 (destination_xfmode_operand): Delete.
21144 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
21145 * config/ia64/ia64.md (*movxf_internal): Use general_operand
21146 and destination_operand.
21148 2004-07-24 Alexander Kabaev <kan@freebsd.org>
21150 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
21151 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
21153 2004-07-24 Alexander Kabaev <kan@freebsd.org>
21154 Zack Weinberg <zack@codesourcery.com
21157 * c-decl.c (diagnose_mismatched_decls): Don't issue a
21158 redundant-declaration warning the first time a builtin is
21159 declared explicitly.
21161 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21163 * tree.h (staticp): Change return type to bool.
21165 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21167 * c-common.c (c_staticp): Last episode of the staticp saga.
21169 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21171 * c-common.h (c_staticp): Change return type from int to bool.
21172 * tree.c (staticp): Likewise.
21173 * langhooks.h (staticp): Likewise.
21175 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21177 * langhooks-def.h (lhd_staticp): Change return type from int to
21178 bool in prototype to match definition.
21180 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21182 * system.h (bool, true, false): Don't redefine as preprocessor macros
21185 2004-07-24 Roger Sayle <roger@eyesopen.com>
21187 * expmed.c (init_expmed): A signed modulus by a power of two is
21188 considered cheap if its less than or equal to four instructions.
21190 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21192 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
21193 GGC_CNEWVAR): New macros.
21195 2004-07-25 Bernardo Innocenti <bernie@develer.com>
21197 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
21199 * c-decl.c: Likewise.
21200 * c-format.c: Likewise.
21201 * c-lex.c: Likewise.
21202 * c-opts.c: Likewise.
21203 * c-pragma.c: Likewise.
21204 * c-typeck.c: Likewise.
21205 * gencheck.c: Likewise.
21206 * genconditions.c: Likewise.
21207 * genconfig.c: Likewise.
21208 * genflags.c: Likewise.
21209 * gengtype.c: Likewise.
21210 * gensupport.c: Likewise.
21211 * ggc-none.c: Likewise.
21212 * langhooks.c: Likewise.
21213 * statistics.h: Likewise.
21214 * stub-objc.c: Likewise.
21215 * java/decl.c: Likewise.
21217 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
21219 * config/m68k/m68k.c (output_scc_di): Fix coding style.
21220 (symbolic_operand): Fix prototype.
21221 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
21222 * config/m68k/m68k.md: Add constants for registers a0 and sp and
21223 use them, change from the "{...}" syntax to the simpler {...}
21225 (*cfv4_extendqisi2): Fix destination predicate.
21226 * config/m68k/m68k-protos.h: Remove various declarations also
21227 generated via PREDICATE_CODES.
21229 2004-07-23 Mike Stump <mrs@apple.com>
21231 * c-typeck.c (convert_for_assignment): Tightened up pointer
21232 converstions that differ in signedness.
21234 2004-07-23 Zack Weinberg <zack@codesourcery.com>
21236 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
21238 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21240 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
21241 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
21243 * gimplify.c (gimplify_compound_lval): Check for no handled
21244 operations, rather than checking for explicit list of nodes.
21245 (is_gimple_addr_expr_arg_or_indirect): New function.
21246 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
21247 redundant setting of TREE_INVARIANT.
21248 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
21249 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
21251 2004-07-23 Diego Novillo <dnovillo@redhat.com>
21253 PR tree-optimization/16688
21254 PR tree-optimization/16689
21255 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
21256 unnecessary initialization of 'tag'.
21257 (get_tmt_for): Check that the new type tag has the same alias
21258 set as the pointed-to type.
21259 (group_aliases): Only regular variables need to be removed
21260 from the alias set of a name tag.
21261 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
21262 propagation if the two types are not compatible.
21263 (merge_alias_info): Rename from replace_ssa_names_ann.
21265 (replace_exp_1): If both arguments are SSA_NAMEs, check that
21266 the propagation can be done.
21267 Only call merge_alias_info on pointers.
21268 (propagate_value): Likewise.
21269 * tree-ssa-copyrename.c: Include langhooks.h.
21270 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
21272 Do not coalesce variables with incompatible types.
21273 (rename_ssa_copies): Call replace_ssa_name_symbol.
21274 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
21275 the same type as the underlying _DECL.
21276 * tree-ssanames.c (replace_ssa_name_symbol): New function.
21277 * tree.h (replace_ssa_name_symbol): Declare.
21279 2004-07-23 Richard Henderson <rth@redhat.com>
21282 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
21283 unshare it properly.
21284 (gimplify_modify_expr_rhs): Push assignment from a conditional into
21285 the conditional for all non-register types.
21287 2004-07-23 Richard Henderson <rth@redhat.com>
21289 * expr.c (expand_expr_real_1): Don't handle non-local variables.
21290 * expr.h (fix_lexical_addr): Remove.
21291 * function.c (NEED_SEPARATE_AP): Remove.
21292 (fix_lexical_addr): Remove.
21293 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
21294 not null decl_function_context.
21295 (create_alias_vars): Likewise.
21296 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
21297 (simple_goto_p): Likewise.
21298 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
21299 * tree-ssa-ccp.c (get_default_value): Likewise.
21300 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
21301 * tree.c (needs_to_live_in_memory): Likewise.
21302 * tree-flow-inline.h (may_be_aliased): Move...
21303 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
21304 when TREE_STATIC variables may be addressable.
21306 2004-07-24 Jakub Jelinek <jakub@redhat.com>
21308 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
21310 2004-07-23 Zack Weinberg <zack@codesourcery.com>
21312 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
21313 bitmap contents if GENERATOR_FILE is defined.
21314 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
21315 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
21317 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
21319 * c-decl.c (start_function): Form composite type of function types
21320 rather than copying type from previous prototype declaration.
21322 2004-07-23 Janis Johnson <janis187@us.ibm.com>
21324 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
21325 the const qualifier for the second argument in the C++ functions.
21327 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
21328 specific pointer types.
21330 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
21331 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
21332 for vector bool and/or vector pixel, add C++ and C missing support.
21333 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
21334 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
21335 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
21336 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
21337 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
21338 missing C++ and C support for vector bool and/or vector pixel.
21339 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
21340 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
21341 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
21342 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
21343 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
21344 C++ and C types used for vector bool and/or vector pixel.
21345 (vec_st, vec_stl): Add C++ support for vector pixel.
21346 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
21347 (vec_all_ne): Add C++ support for vector pixel.
21349 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
21350 (vec_vmulesb): Add missing C++ function.
21351 (vec_perm): Fix type of third argument in C++ function.
21352 (vec_vsum4shs): Fix C++ function name.
21353 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
21354 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
21355 argument passed to the error handler in C macro.
21356 (vec_nmsub): Remove extra parens around argument names in C macro.
21357 (vec_packpx): Add missing parens in C macro.
21359 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
21361 * machmode.def: Remove vector modes.
21362 * config/alpha/alpha-modes.def: Add supported vector modes.
21363 * config/arm/arm-modes.def: Likewise.
21364 * config/frv/frv-modes.def: Likewise.
21365 * config/i386/i386-modes.def: Likewise.
21366 * config/rs6000/rs6000-modes.def: Likewise.
21367 * config/sh/sh-modes.def: Likewise.
21369 2004-07-23 Matthias Klose <doko@debian.org>
21371 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
21372 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
21373 * config.h: Regenerate.
21374 * configure: Likewise.
21376 2004-07-22 Mark Mitchell <mark@codesourcery.com>
21378 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
21379 generated SYMBOL_REFs for labels.
21380 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
21382 (machopic_stub_name): Remove.
21383 (machopic_indirection_name): New function.
21384 (machopic_mcount_stub_name): Likewise.
21385 (machopic_classify_name): Remove.
21386 (machopic_function_base_sym): New function.
21387 (machpoic_classify_symbol): Likewise.
21388 (machopic_classify_ident): Remove.
21389 (machopic_define_ident): Likewise.
21390 (machopic_define_name): Likewise.
21391 (machopic_name_defined_p): Likewise.
21392 (machopic_ident_defined_p): Likewise.
21393 (darwin_strip_name_encoding): Likewise.
21394 (machopic_define_symbol): New function.
21395 * config/darwin.c (hashtab.h): Include.
21396 (machopic_defined_list): Remove.
21397 (machopic_classify_ident): Likewise.
21398 (machopic_classify_name): Likewise.
21399 (machopic_ident_defined_p): Likewise.
21400 (machopic_define_ident): Likewise.
21401 (machopic_define_name): Likewise.
21402 (machopic_symbol_defined_p): New function.
21403 (machopic_classify_symbol): Likewise.
21404 (machopic_data_defined_p): Use machopic_classify_symbol.
21405 (machopic_define_symbol): New function.
21406 (machopic_function_base_sym): New function.
21407 (machopic_non_lazy_pointers): Remove.
21408 (machopic_non_lazy_ptr_name): Likewise.
21409 (machopic_stubs): Likewise.
21410 (machopic_stub_name): Likewise.
21411 (NON_LAZY_POINTER_SUFFIX): New macro.
21412 (STUB_SUFFIX): Likewise.
21413 (machopic_indirection): New structure.
21414 (machopic_indirections): New variable.
21415 (machopic_indirection_hash): New function.
21416 (machopic_indirection_eq): Likewise.
21417 (machopic_indirection_name): Likewise.
21418 (machopic_mcount_stub_name): New function.
21419 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
21421 (machopic_indirect_data_reference): Rework to use new functions.
21422 (machopic_indirect_call_target): Likewise.
21423 (machopic_legitimize_pic_address): Likewise.
21424 (machopic_output_indirection): New function.
21425 (machopic_finish): Use it.
21426 (machopic_operand_p): Rework to use new functions.
21427 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
21428 (darwin_strip_name_encoding): Remove.
21429 (update_non_lazy_ptrs): Remove.
21430 (update_stubs): Likewise.
21431 (darwin_non_lazy_pcrel): Use new functions.
21432 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
21433 (ASM_OUTPUT_LABELREF): Likewise.
21434 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
21435 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
21436 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
21437 (TARGET_STRIP_NAME_ENCODING): Do not use
21438 darwin_strip_name_encoding.
21439 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
21440 darwin_strip_name_encoding.
21441 * config/i386/darwin.h (FUNCTION_PROFILER): Use
21442 machopic_mcount_stub_name.
21443 * config/i386/i386.c (x86_output_mi_thunk): Use
21444 machopic_indirection_name, not machopic_stub_name.
21445 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
21446 machopic_function_base_sym.
21447 (print_operand): Use machopic_classify_symbol.
21448 (rs6000_emit_prologue): Use machopic_function_base_sym.
21449 (output_profile_hook): Do not use machopic_stub_name.
21450 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
21452 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21455 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
21458 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21460 * doc/implement-c.texi: New file.
21461 * doc/extend.texi (C Implementation): Move to there.
21462 * doc/gcc.texi: Include implement-c.texi.
21463 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
21465 2004-07-22 Jason Merrill <jason@redhat.com>
21467 * integrate.c (copy_decl_for_inlining): Remove invisible reference
21469 * tree-inline.c (setup_one_parameter): Likewise.
21471 2004-07-22 Brian Booth <bbooth@redhat.com>
21473 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
21474 (substitute_and_fold): Propigate into VUSE operands when possible.
21475 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
21476 (cp_lattice_meet): Handle merging of latticevalues when
21477 UNKNOWN_VAL is present.
21478 (visit_stmt): Visit assignments with V_MUST_DEFs.
21479 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
21480 (ccp_fold): Deal with RHS' that are constant and virtual.
21481 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
21482 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
21483 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
21484 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
21485 computing immediate uses.
21486 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
21488 (replace_vuse_in): New function.
21489 (likely_value): Add check of vuse operands.
21490 (get_default_value): Set the default value of virtually defined
21491 variables to UKNOWN_VAL instead of VARYING.
21493 2004-07-22 Richard Henderson <rth@redhat.com>
21495 * expr.c (emit_push_insn): Don't use set_mem_attributes.
21497 2004-07-22 Richard Henderson <rth@redhat.com>
21499 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
21500 variables due to conditional compilation.
21502 2004-07-22 Diego Novillo <dnovillo@redhat.com>
21504 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
21505 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
21506 Release SSA names that have been re-renamed.
21507 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
21509 * tree-ssa-alias.c (init_alias_info): If aliases have been
21510 computed before, clear existing alias information.
21511 (create_name_tags): Do no fixup PT_ANYTHING pointers.
21512 If the new name tag for a pointer is different than the one it
21513 had before, mark the old tag for renaming.
21514 (replace_may_alias): New function.
21515 (group_aliases): Call it.
21516 (setup_pointers_and_addressables): Always call get_tmt_for.
21517 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
21519 (set_pt_anything): New local function.
21520 (set_pt_malloc): New local function.
21521 (merge_pointed_to_info): Don't merge pointed-to variables from
21522 the original pointer if the destination is pointing to an
21524 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
21525 (add_pointed_to_var): Do not add a variable to the points-to
21526 set if the pointer is already pointing to anywhere.
21527 (collect_points_to_info_r): If the defining statement is a PHI
21528 node, only merge pointed-to information if the argument has
21529 already been visited.
21530 (get_tmt_for): Only create a new tag if the pointer didn't
21532 (dump_alias_info): Emit more information.
21533 (dump_points_to_info_for): Likewise.
21534 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
21535 try to get the annotation of an SSA_NAME.
21536 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
21537 alias sets when checking is enabled.
21538 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
21539 (eliminate): Mark basic blocks that will need
21540 EH information cleaned up.
21541 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
21543 Initialize need_eh_cleanup.
21544 (fini_pre): Call tree_purge_all_dead_eh_edges and
21545 cleanup_tree_cfg if needed.
21546 Free need_eh_cleanup.
21547 * tree-ssa.c (verify_ssa_name): New function.
21548 (verify_def): Call it.
21549 Re-arrange to avoid printing too many error messages.
21550 (verify_use): Likewise.
21551 (verify_phi_args): Likewise.
21552 (verify_flow_insensitive_alias_info): New function.
21553 (verify_flow_sensitive_alias_info): New function.
21554 (verify_alias_info): New function.
21555 (verify_ssa): Call verify_alias_info.
21556 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
21558 Re-arrange to avoid printing too many error messages.
21559 * tree-ssanames.c (make_ssa_name): Clear
21560 SSA_NAME_IN_FREE_LIST.
21561 (release_ssa_name): Never release a default definition.
21562 (release_defs): New function.
21563 * tree.h: Declare it.
21564 * tree-ssa-dce.c (remove_dead_stmt): Call it.
21566 2004-07-22 Diego Novillo <dnovillo@redhat.com>
21568 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
21569 If true, do a depth-first search. Do a breadht-first search,
21571 (walk_use_def_chains): Add new argument IS_DFS.
21573 * tree-flow.h (walk_use_def_chains): Update prototype.
21575 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
21577 * config/cris/cris.md: Tweak formatting.
21578 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
21579 (mover2side, moverside, movemside, movei, op3, andu): Replace
21580 live define_peephole:s with define_peephole2 near-equivalents.
21582 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
21584 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
21585 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
21586 "*mov_sidesi_mem" respectively.
21588 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
21590 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
21591 (gimplify_build1): Move from tree-complex.c do_unop.
21592 (gimplify_build2): Move from tree-complex.c do_binop.
21593 (gimplify_build3): New.
21594 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
21595 Adjust throughout to call the functions above.
21596 * tree-flow.h: Declare the functions above.
21597 * tree-nested.c (gimplify_val): Rename to...
21598 (tsi_gimplify_val): ... this.
21600 * Makefile.in (tree_complex.o): Update dependencies.
21601 (stor-layout.o): Depend on regs.h.
21602 * c-common.c (handle_vector_size_attribute): Update for
21603 vector types without corresponding vector modes.
21604 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
21605 a corresponding vector mode is not available.
21606 * print-tree.c (print_node): Print nunits for vector types
21607 * regclass.c (have_regs_of_mode): New.
21608 (init_reg_sets_1): Initialize it and use it instead
21609 of allocatable_regs_of_mode.
21610 * regs.h (have_regs_of_mode): Declare it.
21611 * stor-layout.c (layout_type): Pick a mode for vector types.
21612 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
21613 build_replicated_const, do_unop, do_binop, do_plus_minus,
21614 do_negate, expand_vector_piecewise, expand_vector_parallel,
21615 expand_vector_addition, expand_vector_operations_1,
21616 expand_vector_operations, tree_lower_operations,
21617 pass_lower_vector_ssa, pass_pre_expand): New.
21618 (expand_complex_operations, pass_lower_complex): Remove.
21619 * tree-optimize.c (init_tree_optimization_passes): Adjust
21620 pass ordering for changes in tree-complex.c.
21621 * tree-pass.h: Declare new passes.
21622 * tree.c (finish_vector_type): Remove.
21623 (make_vector_type): New.
21624 (build_vector_type_for_mode, build_vector_type): Rewritten.
21625 * tree.def (VECTOR_TYPE): Document where the number of
21626 subparts is stored.
21627 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
21628 (make_vector): Remove declaration.
21630 2004-07-21 Richard Henderson <rth@redhat.com>
21632 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
21633 TREE_THIS_VOLATILE, may_aliases, or optimization level.
21634 (remove_useless_vars): Dump debugging info.
21635 (expand_used_vars): Move ...
21636 * cfgexpand.c (expand_used_vars): ... here. Make static.
21637 * tree-flow-inline.h (set_is_used): New.
21638 (set_default_def): Use get_var_ann.
21639 * tree-flow.h: Update decls.
21640 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
21641 (create_ssa_var_map): Use it.
21642 * tree-ssa.c (set_is_used): Remove.
21644 2004-07-22 Ben Elliston <bje@au.ibm.com>
21646 * gdbinit.in: Set a breakpoint on internal_error.
21648 2004-07-21 Richard Henderson <rth@redhat.com>
21650 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
21651 to create a new basic block.
21653 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21656 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
21657 return type on function definitions. Move other warnings for
21658 qualified return type to -Wreturn-type. Do not condition any such
21659 warnings on -pedantic. Update comments.
21660 (start_function): Only copy function type from previous prototype
21661 declaration if return types are compatible.
21662 * c-typeck.c (function_types_compatible_p): Don't condition
21663 warning for incompatibility of volatile qualifiers on the return
21664 type on -pedantic. Update comment.
21665 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
21667 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21669 * c-typeck.c (set_init_index): Require designator to be of integer
21672 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
21675 * c-parse.in (init): Change to exprtype.
21676 (primary): Set original_code for STRING to STRING_CST.
21677 Call maybe_warn_string_init for compound literals.
21678 (initdcl, notype_initdcl): Call maybe_warn_string_init.
21680 * c-tree.h (maybe_warn_string_init): New.
21681 (pop_init_level, process_init_element): Use struct c_expr.
21682 (struct c_expr): Update comment.
21683 * c-typeck.c (maybe_warn_string_init): New function.
21684 (digest_init): Call it. Additional parameter strict_string. All
21686 (output_init_element): Likewise.
21687 (struct constructor_stack): Use struct c_expr for
21689 (really_start_incremental_init, push_init_level): Update.
21690 (pop_init_level): Update. Return struct c_expr.
21691 (process_init_level): Update. Take struct c_expr argument.
21693 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
21695 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
21698 2004-07-21 Eric Christopher <echristo@redhat.com>
21700 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
21702 * c-decl.c (pop_scope): Ditto.
21703 * calls.c (expand_call): Remove call to current_nesting_level,
21704 update comment accordingly. Remove calls to expand_start_target_temps
21705 and expand_end_target_temps.
21706 * cfgexpand.c (construct_init_block): Remove call to
21707 expand_start_bindings_and_block.
21708 (construct_exit_block): Remove call to expand_end_bindings.
21709 * expr.c (safe_from_p): Remove BIND_EXPR handling.
21710 (expand_expr_real_1): Ditto. Fix formatting.
21711 (expand_vars): Delete.
21712 * stmt.c (POPSTACK): Remove block_stack.
21713 (stmt_status): Remove x_block_stack.
21714 (block_stack): Delete.
21715 (expand_start_bindings_and_block): Ditto.
21716 (expand_start_target_temps): Ditto.
21717 (expand_end_target_temps): Ditto.
21718 (current_nesting_level): Ditto.
21719 (warn_about_unused_variables): Ditto.
21720 (expand_end_bindings): Ditto.
21721 * tree.h: Remove declarations for above.
21723 2004-07-21 Steven Bosscher <stevenb@suse.de>
21725 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
21726 * rtl.c (note_insn_name): Likewise.
21727 * print-rtl.c (print_rtx): Don't print it.
21728 * cfgrtl.h (can_delete_note_p): Don't handle it.
21729 (rtl_delete_block): Likewise.
21730 * passes.c (rest_of_handle_guess_branch_prob): Remove.
21731 (rest_of_compilation): Don't call it.
21732 * predict.c (process_note_predictions, process_note_prediction,
21733 note_prediction_to_br_prob): Remove.
21734 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
21735 * stmt.c (return_prediction): Remove.
21736 (expand_value_return): Don't call it. Don't add prediction
21737 notes for return statements.
21739 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
21741 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
21744 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
21746 * c-common.c (vector_types_convertible_p): Use vector types'
21747 TYPE_SIZE and TREE_TYPE instead of their mode.
21748 * convert.c (convert_to_integer): Likewise.
21749 (convert_to_vector): Likewise.
21750 * fold-const.c (fold_convert): Likewise.
21751 * varasm.c (output_constant): Likewise.
21752 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
21753 Allow a VECTOR_TYPE initializer to be made of several vectors.
21754 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
21755 of cleared and need_to_clear, and use fold_convert.
21756 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
21759 2004-07-20 Richard Henderson <rth@redhat.com>
21761 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
21762 (expand_gimple_basic_block): out from here. Renamed from expand_block.
21764 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
21766 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
21767 enormous cost if not TARGET_HARD_MUL.
21769 2004-07-20 Andrew Pinski <apinski@apple.com>
21772 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
21775 2004-07-21 Paul brook <paul@codesourcery.com>
21777 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
21779 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21781 * fold-const.c (operand_equal_p): Temporarily support NULL args.
21782 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
21783 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
21785 2004-07-20 Zack Weinberg <zack@codesourcery.com>
21787 * rtl.h (plus_constant): Delete.
21788 (plus_constant_wide): Rename to plus_constant.
21789 (plus_constant_for_output_wide): Delete vestigial prototype.
21790 (GEN_INT): Remove unnecessary cast.
21791 * tree.h (build_int_2, size_int_type): Delete.
21792 (build_int_2_wide): Rename to build_int_2.
21793 (size_int_wide): Rename to size_int_kind.
21794 (size_int_type_wide): Rename to size_int_type.
21795 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
21796 Remove unnecessary cast.
21797 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
21798 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
21799 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
21800 (size_int_type_wide): Rename size_int_type.
21801 (int_const_binop): Use size_int_type.
21802 * c-lex.c (interpret_integer): Use build_int_2.
21803 * final.c (split_double): Remove unnecessary casts.
21804 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
21806 2004-07-20 Richard Henderson <rth@redhat.com>
21808 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
21809 (gimplify_compound_lval): Use is_gimple_tmp_reg.
21810 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
21811 (is_gimple_tmp_reg): New.
21812 * tree-gimple.h (is_gimple_tmp_reg): Declare.
21814 2004-07-20 Richard Henderson <rth@redhat.com>
21816 * tree-pretty-print.c (dump_generic_node): Dump
21817 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
21819 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
21821 * tree-mudflap.c (mf_set_options_fndecl): New tree.
21822 (mudflap_init): Set it.
21823 (mudflap_register_call): Remove __mf_init call.
21824 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
21825 to pass "-ignore-reads" option to libmudflap if needed.
21827 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
21830 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
21831 (MAKE_DECL_ONE_ONLY): Undefine.
21832 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
21833 readonly_data, one_only_data_section, forget_section): New prototypes.
21834 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
21836 (pa_select_section): Add one-only (COMDAT) support.
21837 * pa.h (struct machine_function): Define.
21838 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
21839 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
21840 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
21841 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
21842 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
21843 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
21844 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
21845 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
21846 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
21847 for EXTRA_SECTION_FUNCTIONS.
21848 * doc/install.texi: Update binutils requirements.
21850 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
21852 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
21853 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
21854 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
21856 (struct VEC): Use unsigned for num and alloc.
21857 * vec.c (struct vec_prefix): Likewise.
21858 (vec_o_reserve): Adjust.
21860 * dbxout.c (dbxout_type): Fix printf format.
21862 * tree.h (binfo_member): Remove.
21863 * tree.c (binfo_member): Remove.
21865 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
21867 * tree.h: Include vec.h
21868 (DEF_VEC_P(tree)): New type.
21869 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
21870 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
21871 (BINFO_LANG_SLOT): Remove.
21872 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
21873 (struct tree_binfo): Turn base_binfos into a trailing
21874 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
21875 (binfo_lang_slots): Remove.
21876 * tree.c (binfo_lang_slots): Remove.
21877 (make_tree_binfo_stat): Take a base binfo count, not a
21878 lang slot count. Adjust.
21879 * Makefile.in (TREE_H): Add vec.h
21880 * alias.c (record_component_aliases): Adjust BINFO access.
21881 * dbxout.c (dbxout_type): Likewise.
21882 * dwarf2out.c (gen_member_die): Likewise.
21883 * sdbout.c (sdbout_one_type): Likewise.
21884 * tree-dump.c (deque_and_dump): Likewise.
21885 * config/i386/i386.c (classify_argument,
21886 contains_128bit_aligned_vector_p): Likewise.
21887 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
21888 * doc/c-tree.texi (Classes): Update BINFO documentation.
21890 2004-07-20 Steven Bosscher <stevenb@suse.de>
21892 * c-common.h (check_case_value): Remove prototype.
21893 (c_add_case_label): Adjust prototype.
21894 * c-common.c (check_case_value): Make static.
21895 (check_case_bounds): New function.
21896 (c_add_case_label): Use it. Take new argument orig_type.
21897 * c-typeck.c (struct c_switch): New orig_type field.
21898 (c_start_case): Set it.
21899 (do_case): Pass it to c_add_case_label.
21900 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
21901 cases from here. Add the labels in reverse order.
21902 * stmt.c (struct case_node): Adjust comment. Remove balance field.
21903 (add_case_node): Return nothing, don't check for duplicate cases.
21904 Insert new case nodes in a list, not in an AVL tree.
21905 (expand_end_case_type): Don't turn a case tree into a case list.
21906 (case_tree2list): Remove.
21907 * tree.h (add_case_node): Adjust prototype.
21909 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
21911 * genattr.c (struct range, struct function_unit,
21912 write_units, extend_range, init_range): Remove them.
21913 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
21914 Output "#define INSN_SCHEDULING" here.
21915 * genattrtab.c (struct range, struct function_unit_op,
21916 struct function_unit, struct dimension, enum operator,
21917 operate_exp, expand_units, simplify_knowing,
21918 encode_units_mask, simplify_by_exploding,
21919 find_and_mark_used_attributes, unmark_used_attributes,
21920 add_values_to_cover, increment_current_value,
21921 test_for_current_value, simplify_with_current_value,
21922 simplify_with_current_value_aux, gen_unit,
21923 write_unit_name, write_function_unit_info,
21924 write_complex_function, write_toplevel_expr,
21925 find_single_value, extend_range): Remove.
21926 (write_attr_get): Do not handle common_av->value
21928 (struct attr_desc): Remove func_units_p and blockage_p.
21929 (write_attr_valueq): Do not handle them.
21930 (find_attr): Do not clear them.
21931 (make_internal_attr): Do not initialize them.
21932 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
21933 * sched-vis.c (init_target_units, insn_print_units,
21934 init_block_visualization, print_block_visualization,
21935 visualize_scheduled_insns, visualize_no_unit,
21936 visualize_stall_cycles, visualize_alloc,
21937 visualize_free, target_units, get_visual_tbl_length,
21938 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
21939 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
21940 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
21941 * haifa-sched.c (blockage_range, clear_units,
21942 schedule_unit, actual_hazard, potential_hazard,
21943 insn_unit, unit_last_insn, unit_tick,
21944 actual_hazard_this_instance, potential_hazard,
21945 schedule_unit, max_insn_queue_index_value): Remove.
21946 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
21947 max_insn_queue_index.
21948 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
21949 * doc/md.texi (Processor pipeline description): Remove
21950 references to old pipeline descriptions.
21951 (Automaton pipeline description): Merge with the above.
21952 (Old pipeline description, Comparison of the two descriptions):
21955 * bt-load.c (migrate_btr_def): Remove references to
21956 use_pipeline_interface.
21957 * haifa-sched.c (insn_cost, schedule_insn,
21958 schedule_block, advance_one_cycle, sched_init,
21959 queue_to_ready, sched_finish): Likewise.
21960 * modulo-sched.c (sms_schedule, advance_one_cycle,
21961 ps_has_conflicts): Likewise.
21962 * sched-rgn.c (init_ready): Likewise.
21963 (debug_dependencies): Likewise, and remove an "if (1)".
21964 * target.h (use_dfa_pipeline_interface): Remove.
21965 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21966 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21967 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21968 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21969 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21970 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21971 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21972 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21973 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21974 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21975 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21976 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21977 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21978 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21979 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21980 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21981 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21982 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21983 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
21985 2004-07-19 Roger Sayle <roger@eyesopen.com>
21987 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
21989 2004-07-19 Jeff Law <law@redhat.com>
21991 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
21992 (get_eq_expr_value): Use it. Simplify slightly.
21994 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
21996 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
21997 (umulsidi3_32bit_r4000): Likewise.
21999 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
22001 * vec.h: Propagate location information properly.
22002 (VEC_T_iterate): Add result pointer parameter.
22003 (VEC_T_space): New.
22004 (VEC_T_reserve): Use it.
22006 2004-07-19 Daniel Jacobowitz <dan@debian.org>
22008 * Makefile.in (c-format.o): Depend on c-format.h.
22009 * c-format.h: New file.
22010 (struct format_char_info): Add CHAIN member.
22011 * c-format.c: Move some types and constants to c-format.h.
22012 (format_type_error): Set to -1.
22013 (struct function_format_info): Use an int for format_type.
22014 (decode_format_type): Return an int. Return format_type_error
22016 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
22017 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
22018 (scan_char_table, time_char_table, monetary_char_table): Initialize
22020 (n_format_types): New variable.
22021 (check_format_info_main): Handle CHAIN in format_char_info.
22022 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
22023 TARGET_N_FORMAT_TYPES.
22024 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
22025 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
22026 * config/sol2-c.c: New file.
22027 * config/t-sol2: New file.
22028 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
22029 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
22030 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
22032 * doc/extend.texi (Target Format Checks): New section.
22033 (Function Attributes): Mention it.
22034 * doc/invoke.texi: Mention target format checks.
22035 * doc/sourcebuild.texi: Mention target format checks.
22036 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
22037 TARGET_FORMAT_TYPES.
22039 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
22041 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
22043 * config/s390/s390.c (regclass_map initializer): Register 35 added to
22045 (load_multiple_operation, store_multiple_operation): Removed
22046 pointless sanity check.
22047 (s390_decompose_address): Added check for return_address_pointer_rtx.
22048 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
22049 (s390_return_address_offset): New function.
22050 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
22051 (FRAME_REGNO_P): Added check for register 35.
22052 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
22053 REG_ALLOC_ORDER): Appended entry for register 35.
22054 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
22055 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
22056 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
22057 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
22058 is eliminable using stack pointer or hard frame pointer.
22059 (REGISTER_NAMES): Added name for register 35.
22060 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
22061 pointless sanity check.
22063 2004-07-19 Roger Sayle <roger@eyesopen.com>
22065 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
22066 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
22067 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
22068 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
22069 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
22070 (fold_relational_const): Tidy up handling of floating point
22071 comparisons by calling real_compare. Remove tree_expr_nonzero_p
22072 transformation; fold_relational_const assumes constant operands.
22074 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
22076 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
22079 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
22081 * c-tree.h (struct c_expr): Define.
22082 (C_SET_EXP_ORIGINAL_CODE): Remove.
22083 (parser_build_binary_op, build_compound_expr): Update prototypes.
22084 * c-parse.in (%union): Add exprtype.
22085 (FUNC_NAME): Mark as ttype.
22086 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
22088 (expr): Update. Define directly in terms of expr_no_commas
22089 instead of using nonnull_exprlist.
22090 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
22091 offsetof_member_designator, typespec_nonreserved_nonattr, init,
22092 initval, designator, component_declarator,
22093 component_notype_declarator, enumerator, array_declarator,
22094 condition, exexpr, switch_statement, stmt_nocomp, stmt,
22095 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
22096 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
22098 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
22099 * c-common.c (c_common_truthvalue_conversion): Don't check
22100 C_EXP_ORIGINAL_CODE.
22101 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
22102 Don't use C_EXP_ORIGINAL_CODE.
22103 (default_conversion, default_function_array_conversion): Don't use
22104 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
22105 (internal_build_compound_expr): Merge into build_compound_expr.
22106 (build_compound_expr): Take two operands instead of a TREE_LIST.
22107 * objc/objc-act.c (get_super_receiver): Update calls to
22108 build_compound_expr.
22110 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
22112 * config/sh/sh.c (sh_use_dfa_interface): Remove.
22113 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
22115 * config/sh/sh.md: Extract pipeline descriptions
22116 into separate files.
22117 * config/sh/sh1.md: New file, extracted from sh.md.
22118 * config/sh/sh4.md: New file, extracted from sh.md.
22119 * config/sh/shmedia.md: New file, extracted from sh.md
22120 and rewritten using new-style pipeline description.
22122 2004-07-18 Zack Weinberg <zack@codesourcery.com>
22124 * config/pa/pa.md: Delete the two remaining define_peephole
22127 2004-07-18 Steven Bosscher <stevenb@suse.de>
22128 Joseph S. Myers <jsm@polyomino.org.uk>
22130 * c-common.c (c_common_truthvalue_conversion): Don't warn if
22131 TREE_NO_WARNING is set.
22133 2004-07-18 Roger Sayle <roger@eyesopen.com>
22135 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
22136 simplify_builtin_strncmp): Delete.
22137 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
22138 Change argument to accept an arglist instead of an "exp". Assume
22139 that the return type is always integer_type_node. Copy missing
22140 transformations from their now obsolete simplify_builtin_*
22142 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
22143 fold_builtin_strcmp and fold_builtin_strncmp.
22144 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
22145 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
22146 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
22148 2004-07-18 Daniel Jacobowitz <dan@debian.org>
22150 * Makefile.in (tree-alias-common.o): Update dependencies.
22152 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
22154 * cfgloop.c (flow_loop_nested_p): Fix comment.
22156 2004-07-17 Jason Merrill <jason@redhat.com>
22159 * stor-layout.c (relayout_decl): New fn.
22160 * tree.h: Declare it.
22161 (DECL_BY_REFERENCE): New macro.
22163 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
22165 * libgcc2.c (__enable_execute_stack): New symbol.
22166 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
22167 and declare __enable_execute_stack.
22168 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
22169 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
22170 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22171 ENABLE_EXECUTE_STACK.
22172 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
22173 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22174 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22175 ENABLE_EXECUTE_STACK.
22176 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22177 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
22178 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22179 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
22180 ENABLE_EXECUTE_STACK.
22181 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22182 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22183 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22184 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
22185 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
22186 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
22187 (sparc64_initialize_trampoline): Likewise.
22188 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
22190 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
22192 * langhooks.h (builtin_function): New langhook.
22193 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
22194 (LANG_HOOKS_INITIALIZER): Update.
22195 * tree.h (builtin_function): Remove.
22196 * doc/tm.texi: Update.
22197 * c-tree.h (builtin_function): Declare.
22198 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
22199 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
22200 config/ia64/ia64.c, config/iq2000/iq2000.c,
22201 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
22202 config/stormy16/stormy16.c: All callers of builtin_function
22205 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
22208 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
22209 Remove white space after the backslash.
22211 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
22213 PR rtl-optimization/16294
22214 * resource.c (return_insn_p): New predicate.
22215 (mark_target_live_regs): Use it. Special-case return insns.
22216 (init_resource_info): Use it. Don't scan the epilogue past
22219 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22221 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
22222 destroy dominance information.
22223 * passes.c (rest_of_handle_loop2): Free dominance information.
22224 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
22226 (thread_jumps): Update dominance information and remove unreachable
22228 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
22229 information and remove the unreachable block.
22231 2004-07-17 Graham Stott <graham.stott@btinternet.com>
22233 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
22235 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
22237 * doc/sourcebuild.texi: Remove libf2c entry.
22239 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
22241 * config/i386/i386.md (movv16qi_internal): Fix typo.
22243 2004-07-17 Steven Bosscher <stevenb@suse.de>
22245 * final.c (final_scan_insn): Fix broken commit from previous
22248 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
22250 * c-typeck.c (parser_build_binary_op): Condition warnings for
22251 X<=Y<=Z on -Wparentheses instead of -Wextra.
22252 * doc/invoke.texi: Update. Document that most of -Wparentheses is
22253 supported for C only.
22255 2004-07-17 Steven Bosscher <stevenb@suse.de>
22257 * cfgcleanup.c (try_simplify_condjump): Don't remove line
22258 notes to avoid unreachable code warnings.
22259 * toplev.c (backend_init): Don't emit line notes for
22260 unreachable code warnings.
22262 * combine.c (distribute_notes): Don't distribute a
22263 REG_VTABLE_REF note.
22264 * final.c (final_scan_insn): Don't handle it.
22265 * rtl.c (reg_note_name): Remove it.
22266 * rtl.h (enum reg_node): Dito.
22268 * emit-rtl.c (force_line_numbers, restore_line_number_status):
22270 * rtl.h (force_line_numbers, restore_line_number_status):
22273 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
22274 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
22275 (using_eh_for_cleanups): Also moved here.
22277 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
22278 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
22279 to expand_start_case and add_case_node.
22280 * stmt.c (struct nesting): Cleanup unused fields condition_code,
22281 last_unconditional_cleanup, nominal_type, printname, and
22282 line_number_status.
22283 (struct fixup_goto): Remove.
22284 (struct stmt_status): Remove x_goto_fixup_chain field.
22285 (goto_fixup_chain): Remove.
22286 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
22287 pushcase, pushcase_range): Remove.
22288 (expand_start_bindings_and_block): Don't set unused fields in
22290 (expand_start_case, add_case_node): Cleanup unused formal arguments.
22291 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
22292 instead of emit_jump_if_reachable.
22293 (emit_case_nodes): Likewise.
22294 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
22296 (update_eh_label): Work around left-over exception handing regions.
22297 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
22298 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
22299 (pass_cleanup_cfg_post_optimizing): New pass.
22300 (init_tree_optimization_passes): Run the new pass after all
22302 * tree.h (pushcase, pushcase_range): Remove prototypes.
22303 (expand_start_case, add_case_node): Update prototypes.
22305 2004-07-16 Krister Walfridsson <cato@df.lth.se>
22307 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
22309 2004-07-16 Richard Henderson <rth@redhat.com>
22311 * builtins.c (std_expand_builtin_va_arg): Remove.
22312 (expand_builtin_va_arg): Remove.
22313 * expr.h: Don't declare them.
22314 * gimplify.c (mark_decls_volatile_r): Remove.
22315 (copy_if_shared_r): Don't call it.
22316 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
22317 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
22318 * gimple-low.c (lower_stmt): Likewise.
22319 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
22320 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
22321 * tree-ssa-operands.c (get_expr_operands): Likewise.
22322 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
22323 EXPAND_BUILTIN_VA_ARG.
22324 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
22325 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
22326 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
22327 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
22329 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
22331 * tree-ssa-pre.c (insert_aux): Break out if we hit
22334 2004-07-16 Richard Henderson <rth@redhat.com>
22336 * basic-block.h (remove_fake_exit_edges): Declare.
22337 * cfganal.c (remove_fake_predecessors): Rename from
22338 remove_fake_successors; iterate over predecessors.
22339 (remove_fake_exit_edges): New.
22340 * cfgcleanup.c (try_optimize_cfg): Use it.
22341 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
22342 * predict.c (estimate_probability): Likewise.
22343 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
22344 * tree-cfg.c (make_edges): Likewise.
22345 * tree-ssa-pre.c (fini_pre): Likewise.
22346 * profile.c (instrument_edges): Don't remove_fake_edges.
22347 (branch_prob): Do it earlier here.
22349 2004-07-16 Richard Henderson <rth@redhat.com>
22351 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
22352 switchification wrt CONSTRUCTOR. Document the reason.
22354 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
22356 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
22357 that prevented descriptive __mf_check source location strings.
22359 2004-07-16 Richard Henderson <rth@redhat.com>
22361 * tree-def (WITH_SIZE_EXPR): New.
22362 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
22363 * expr.c (expand_expr_real_1): Likewise.
22364 * gimplify.c (maybe_with_size_expr): New.
22365 (gimplify_arg, gimplify_modify_expr): Use it.
22366 (gimplify_modify_expr_to_memcpy): Take size parameter.
22367 (gimplify_modify_expr_to_memset): Likewise.
22368 (gimplify_expr): Handle WITH_SIZE_EXPR.
22369 * tree-alias-common.c (find_func_aliases): Likewise.
22370 * tree-eh.c (tree_could_trap_p): Likewise.
22371 (tree_could_throw_p): Likewise.
22372 * tree-gimple.c (is_gimple_lvalue): Likewise.
22373 (get_call_expr_in): Likewise.
22374 * tree-inline.c (estimate_num_insns_1): Likewise.
22375 (expand_calls_inline): Likewise.
22376 * tree-nested.c (convert_call_expr): Likewise.
22377 * tree-pretty-print.c (dump_generic_node): Likewise.
22378 * tree-sra.c (sra_walk_expr): Likewise.
22379 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
22380 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
22381 * tree-ssa-operands.c (get_expr_operands): Likewise.
22382 * tree-tailcall.c (find_tail_calls): Likewise.
22384 * calls.c (expand_call): Reset old_stack_allocated after
22385 calling emit_stack_restore.
22387 2004-07-16 Richard Henderson <rth@redhat.com>
22389 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
22390 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
22391 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
22392 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
22393 copy_res_decl_for_inlining.
22395 * tree-inline.c (declare_return_variable): New modify_dest argument.
22396 Use it as the return value, when possible or manditory. Handle
22397 TREE_ADDRESSABLE types.
22398 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
22399 replacement of CALL_EXPR.
22401 2004-07-16 Richard Henderson <rth@redhat.com>
22403 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
22404 * gimple-low.c (expand_var_p): Don't check it.
22405 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
22406 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
22407 * tree-ssa-operands.c (add_stmt_operand): Likewise.
22408 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
22409 (find_referenced_vars): Don't call them.
22410 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
22412 2004-07-16 Richard Henderson <rth@redhat.com>
22414 * function.c (pass_by_reference): True for all variable sized types.
22416 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
22418 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
22419 * tree-pretty-print.c: Include tree-chrec.h.
22420 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
22421 and POLYNOMIAL_CHREC nodes.
22423 2004-07-16 Steve Ellcey <sje@cup.hp.com>
22425 * builtins.c (expand_builtin_stpcpy): Do not create temporary
22428 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
22430 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
22432 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
22434 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
22436 * config/s390/s390.c: Likewise.
22437 * config/s390/s390.h: Likewise.
22439 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22441 * config/mips/mips.md (addsi3, adddi3): Remove special handling
22442 of $sp adds. Remove REGNO checks from mips16 patterns.
22444 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22446 * config/mips/mips.md: Delete outdated comment.
22448 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22450 * config/mips/mips.c (get_float_compare_codes): Delete.
22451 (mips_emit_compare): New function, mostly extracted from
22452 get_float_compare_codes and gen_conditional_branch.
22453 (gen_conditional_branch, gen_conditional_move): Use it.
22455 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
22457 * genautomata.c (add_vect): Speedup by using integers as
22458 bit-vectors for walking through the comb_vect and finding
22461 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22463 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
22464 operand is an uns_arith_operand; use subtraction otherwise.
22465 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
22466 not just arith_operands.
22468 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22470 * config/mips/mips-protos.h (gen_int_relational): Delete.
22471 (mips_emit_scc): Declare.
22472 * config/mips/mips.c (internal_test): Delete.
22473 (sle_operand, sleu_operand): New functions.
22474 (map_test_to_internal_test, gen_int_relational): Delete.
22475 (mips_emit_binary, mips_relational_operand_ok_p)
22476 (mips_emit_int_relational, mips_zero_if_equal)
22477 (mips_emit_scc): New functions.
22478 (gen_conditional_branch): Rework to use mips_emit_int_relational.
22479 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
22481 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
22482 (sltu, sleu): Use mips_emit_scc.
22483 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
22484 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
22485 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
22487 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22489 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
22491 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22493 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
22494 (*sne_[sd]i): Likewise sne_[sd]i_zero.
22495 (*sgt_[sd]i): ...and sgt_[sd]i.
22496 (*slt_[sd]i): ...and slt_[sd]i.
22497 (*sgtu_[sd]i): ...and sgtu_[sd]i.
22498 (*sltu_[sd]i): ...and sltu_[sd]i.
22499 (*sleu_[sd]i): ...and sleu_[sd]i_const.
22500 Name previously unnamed mips16 patterns. Formatting fixes.
22502 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22504 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
22505 (branch_type): Delete.
22506 (gen_conditional_branch, gen_conditional_move)
22507 (mips_gen_conditional_trap): Update after name change. Get the
22508 comparison mode from cmp_operands[0].
22509 * config/mips/mips.h (cmp_type, branch_type): Delete.
22510 (cmp_operands): Renamed from branch_cmp.
22511 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
22512 name change. Don't set branch_type.
22513 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
22514 mode class of cmp_operands[0] rather than branch_type. Update after
22517 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22519 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
22520 of 0...255 to 0 when inside a SET.
22522 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
22524 * config/mips/mips.md: Remove mips16 define_peepholes.
22526 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
22528 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
22529 (fini_pre): Remove fake edges.
22531 2004-07-15 Richard Henderson <rth@redhat.com>
22533 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
22534 (get_indirect_ref_operands, get_call_expr_operands): ... these.
22536 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
22538 * vec.h (VEC_address): New function.
22540 2004-07-14 Jason Merrill <jason@redhat.com>
22542 PR middle-end/15885
22543 * gimplify.c (gimplify_arg): New fn, split out from...
22544 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
22546 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
22548 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
22549 generate code which is generated by pushqi1 now
22550 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
22552 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
22554 * combine.c (simplify_set): match the mode of the constant 0 with
22555 the tested operand to match the compare behaviour and the
22556 simplify_relational_operation() expectation.
22558 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
22560 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
22561 ("bordered"): Same.
22563 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
22565 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
22567 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
22569 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
22571 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
22572 calls in mips16 code.
22574 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
22576 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
22577 the destination of the li as well as for the neg.
22579 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
22582 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
22583 * cgraph.h: Update declaration.
22584 * c-decl.c (build_cdtor): Update call with default priority.
22585 * coverage.c (create_coverage): Ditto.
22586 * tree-mudflap.c (mf_init_fndecl): New tree.
22587 (mudflap_init): Set it.
22588 (mudflap_register_call): Arrange to call __mf_init before the first
22589 __mf_register call.
22590 (mudflap_finish_file): Mark the mudflap static initializer as extra
22591 high priority, to beat all C++ static constructors.
22593 2004-07-15 Jeff Law <law@redhat.com>
22595 * loop.c (check_insn_for_givs): Restore check for code labels that was
22596 accidentally deleted by a recent checkin.
22598 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
22600 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
22601 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
22603 2004-07-14 Richard Henderson <rth@redhat.com>
22605 * print-tree.c (print_node): Fix casts last change.
22607 2004-07-15 Paul Brook <paul@codesourcery.com>
22609 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
22610 to TARGET_UNWIND_INFO.
22611 * except.c (output_function_exception_table): Ditto.
22613 * opts.c (decode_options): Ditto.
22614 * passes.c (rest_of_handle_final): Ditto.
22615 * final.c (final_start_function): Ditto.
22616 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
22618 * targhooks.h (default_unwind_emit): Declare.
22619 * targhooks.c (default_unwind_emit): New function.
22620 * target-def.h: Define and use TARGET_UNWIND_EMIT.
22621 * target.h (struct gcc_target): Add unwind_emit.
22622 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
22623 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
22624 Remove IA64_UNWIND_EMIT.
22625 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
22627 2004-07-14 Richard Henderson <rth@redhat.com>
22629 * print-tree.c (print_node): Handle SSA_NAME.
22631 2004-07-14 James E Wilson <wilson@specifixinc.com>
22634 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
22635 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
22637 2004-07-15 Jakub Jelinek <jakub@redhat.com>
22639 * expr.c (expand_assignment): Reenable bitfield += optimizations.
22640 Use alias set 0 for memory, do proper mode calculations and adjust
22641 address for memories.
22643 2004-07-14 Per Bothner <per@bothner.com>
22645 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
22646 structure with extra column field.
22647 * tree.c (expand_location): Also fill in column field.
22648 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
22649 gets confused by the two conditionally-compiled definitions.
22651 2004-07-14 Eric Christopher <echristo@redhat.com>
22653 * calls.c (expand_call): Fix typo in comment.
22655 2004-07-14 Steve Ellcey <sje@cup.hp.com>
22657 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
22658 comparision of TFmode.
22660 2004-07-14 Richard Henderson <rth@redhat.com>
22662 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
22663 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
22664 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
22665 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22666 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
22667 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
22668 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22669 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
22670 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
22672 2004-07-14 Mike Stump <mrs@apple.com>
22674 * config/darwin.h (WINT_TYPE): Define to be int to match
22675 system header files.
22677 2004-07-14 Bob Wilson <bob.wilson@acm.org>
22679 * config/xtensa/xtensa.c (function_arg_advance): Check for args
22680 that must be passed in the stack.
22681 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
22682 arguments if the size is not a constant.
22684 2004-07-14 Per Bothner <per@bothner.com>
22686 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
22687 instead of EXPR_LOCUS in a boolean context, which is always true
22688 if --enable-mapped-location.
22689 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
22691 2004-07-14 Richard Henderson <rth@redhat.com>
22693 * dominance.c (struct dom_info): Add fake_exit_edge.
22694 (init_dom_info): Allocate it.
22695 (free_dom_info): Free it.
22696 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
22698 (calc_idoms): Honor fake_exit_edge.
22700 2004-07-13 Jason Merrill <jason@redhat.com>
22702 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
22703 (rhs_test_for): New fn.
22704 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
22705 * tree-gimple.h: Declare them.
22706 * gimplify.c (gimplify_modify_expr): Use the new fns.
22708 2004-07-14 Richard Henderson <rth@redhat.com>
22710 * config/arm/arm-protos.h (arm_va_arg): Remove.
22711 * config/arm/arm.c (arm_va_arg): Remove.
22712 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
22713 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
22715 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22717 * pa.c (fix_range): New function to mark a range(s) of registers as
22719 (override_options): Call fix_range if the -mfixed-range option string
22721 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
22722 * doc/invoke.texi (-mfixed-range): Document new option.
22724 2004-07-14 David Edelsohn <edelsohn@gnu.org>
22726 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
22728 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
22730 2004-07-14 Roger Sayle <roger@eyesopen.com>
22732 * expmed.c (expand_sdiv_pow2): New function to expand signed division
22733 by a positive power of two, split out from expand_divmod. Provide
22734 an alternate implementation when shifts are expensive. Lower the
22735 threshold for using a branchless implementation to BRANCH_COST >= 2.
22736 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
22738 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22740 * tree-dfa.c (make_rename_temp): *Really* work just
22741 like create_tmp_var if called while outside SSA form.
22743 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
22745 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
22746 for division by zero.
22747 ("umodsi3"): Likewise.
22749 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
22751 * config/mips/mips.c (mips_output_move): When generating mips16 code,
22752 force loads of negative constants to be split.
22753 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
22754 Generalize SImode li/neg splitter to cope with other modes.
22756 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22758 * expmed.c: Remove more references to QUEUED in the comments.
22759 * expr.c: Likewise.
22761 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
22764 2004-07-13 Richard Henderson <rth@redhat.com>
22765 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
22768 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22770 * tree-dfa.c (make_rename_temp): Work just like
22771 create_tmp_var if called while outside SSA form.
22773 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
22775 * expr.c (enqueue_insn, finish_expr_for_function,
22776 protect_from_queue, queued_subexp_p, mark_queue,
22777 emit_insns_enqueued_after_mark, emit_queue,
22778 expand_increment): Remove.
22779 (store_constructor): Expand increment as an assignment.
22780 (expand_expr_real_1 <case PREINCREMENT_EXPR,
22781 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
22782 case POSTDECREMENT_EXPR>): Abort.
22783 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
22784 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
22785 protect_from_queue, emit_queue, queued_subexp_p): Remove.
22786 * function.h (pending_chain, x_pending_chain): Remove.
22787 * rtl.def (QUEUED): Remove.
22789 * emit-rtl.c (copy_insn_1, copy_most_rtx,
22790 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
22791 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
22792 encode_units_mask): Likewise.
22793 * local-alloc.c (equiv_init_varies_p): Likewise.
22794 * rtl.c (copy_rtx): Likewise.
22795 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
22796 * simplify-rtx.c (simplify_gen_subreg): Likewise.
22797 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
22799 * builtins.c (expand_builtin, expand_builtin_apply,
22800 expand_builtin_mathfn, expand_builtin_mathfn_2,
22801 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
22802 Remove calls to emit_queue and protect_from_queue.
22803 * calls.c (expand_call, precompute_arguments,
22804 precompute_register_parameters, rtx_for_function_call,
22805 store_one_arg): Likewise.
22806 * dojump.c (do_compare_and_jump, do_jump): Likewise.
22807 * explow.c (memory_address): Likewise.
22808 * expmed.c (clear_by_pieces_1, clear_storage,
22809 clear_storage_via_libcall, emit_group_load,
22810 emit_group_store, emit_store_flag,
22811 expand_expr_real_1, store_by_pieces,
22812 store_constructor, store_expr, try_casesi,
22813 try_tablejump): Likewise.
22814 * function.c (expand_pending_sizes): Likewise.
22815 * optabs.c (emit_cmp_and_jump_insns,
22816 emit_conditional_add, emit_conditional_move,
22817 expand_fix, expand_float, prepare_cmp_insn): Likewise.
22818 * stmt.c (emit_case_bit_tests,
22819 expand_asm_expr, expand_computed_goto,
22820 expand_decl_init, expand_end_case_type,
22821 expand_end_stmt_expr, expand_expr_stmt_value,
22822 expand_return, expand_start_case,
22823 optimize_tail_recursion): Likewise.
22824 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22825 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
22827 2004-07-14 Ben Elliston <bje@au.ibm.com>
22829 * vec.h: Comment fix.
22831 2004-07-13 Richard Henderson <rth@redhat.com>
22833 * target.h (struct gcc_target): Add calls.pass_by_reference.
22834 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
22835 * function.c (pass_by_reference): Use the hook.
22836 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
22837 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
22838 (hook_pass_by_reference_must_pass_in_stack): New.
22839 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
22840 (alpha_pass_by_reference): New.
22841 (TARGET_PASS_BY_REFERENCE): New.
22842 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22843 * config/arc/arc.c (arc_pass_by_reference): New.
22844 (TARGET_PASS_BY_REFERENCE): New.
22845 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22846 (FUNCTION_ARG_CALLEE_COPIES): True.
22847 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
22848 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
22849 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
22850 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22851 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22852 * config/cris/cris.c (cris_pass_by_reference): New.
22853 (TARGET_PASS_BY_REFERENCE): New.
22854 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
22855 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
22856 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22857 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
22858 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22859 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
22860 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
22861 (frv_function_arg_pass_by_reference): Remove.
22862 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22863 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
22864 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
22865 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
22866 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22867 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
22868 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
22869 (ia64_pass_by_reference): Rename from
22870 ia64_function_arg_pass_by_reference.
22871 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22872 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22873 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
22874 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
22875 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
22876 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22877 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22878 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
22879 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
22880 (m32r_pass_by_reference): Adjust prototype. Make static.
22881 Handle mode sizes correctly.
22882 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22883 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
22884 (m68hc11_function_arg_pass_by_reference): Remove.
22885 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22886 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22887 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
22888 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22889 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
22890 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
22891 (mips_va_arg): Use pass_by_reference.
22892 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
22893 Handle mode sizes correctly.
22894 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22895 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
22896 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
22897 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
22898 (mmix_pass_by_reference): Rename from
22899 mmix_function_arg_pass_by_reference.
22900 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22901 (FUNCTION_ARG_CALLEE_COPIES): True.
22902 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
22903 (mn10300_pass_by_reference): New.
22904 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22905 (FUNCTION_ARG_CALLEE_COPIES): True.
22906 * config/pa/pa.c (pa_pass_by_reference): New.
22907 (TARGET_PASS_BY_REFERENCE): New.
22908 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22909 (FUNCTION_ARG_CALLEE_COPIES): True.
22910 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
22911 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
22912 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
22913 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22914 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
22915 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
22916 (s390_pass_by_reference): Rename from
22917 s390_function_arg_pass_by_reference.
22918 (s390_function_arg_advance): Don't query pass-by-ref.
22919 (s390_function_arg): Likewise.
22920 (s390_gimplify_va_arg): Use pass_by_reference.
22921 (s390_call_saved_register_used): Likewise.
22922 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22923 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
22924 (shcompact_byref, sh_pass_by_reference): New.
22925 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22926 (SHCOMPACT_BYREF): Remove.
22927 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
22928 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
22929 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
22930 (sparc_gimplify_va_arg): Use pass_by_reference.
22931 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22932 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22933 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
22934 (v850_pass_by_reference): New.
22935 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
22936 (FUNCTION_ARG_CALLEE_COPIES): True.
22937 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
22938 FUNCTION_ARG_PASS_BY_REFERENCE docs.
22940 2004-07-14 Richard Henderson <rth@redhat.com>
22941 Richard Sandiford <rsandifo@redhat.com>
22943 * config/mips/mips-protos.h (mips_va_arg): Delete.
22944 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
22945 * config/mips/mips.c: Include tree-gimple.h.
22946 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
22947 (mips_arg_info): Remove special handling of must_pass_in_stck args.
22948 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
22949 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
22951 2004-07-13 Bob Wilson <bob.wilson@acm.org>
22953 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
22954 arguments for COND_EXPR in big-endian adjustment code.
22956 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22958 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
22959 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
22960 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
22961 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
22963 2004-07-13 Diego Novillo <dnovillo@redhat.com>
22965 PR tree-optimization/16443
22966 * tree-ssa-alias.c: Add more description for
22967 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
22968 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
22969 clobbering of call-clobbered and addressable variables. If
22970 there are any before aliases have been computed, add them.
22972 2004-07-13 Diego Novillo <dnovillo@redhat.com>
22974 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
22977 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
22979 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
22980 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
22983 2004-07-13 Per Bothner <per@bothner.com>
22985 * collect2.c (main): Handle --no-demangle and --demangle flags.
22987 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
22989 * Makefile.in (OBJS-common): Add tree-data-ref.o.
22990 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
22991 (tree-data-ref.o): New rule.
22992 * lambda.h: New file.
22993 * tree-data-ref.c: New file.
22994 * tree-data-ref.h: New file.
22995 * tree.c (int_cst_value, tree_fold_gcd): New functions.
22996 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
22998 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23001 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
23002 * config/sparc/sparc.c (output_ubranch): New function.
23003 * config/sparc/sparc.md (jump pattern): Use it.
23005 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23008 * config/sparc/sparc.c (output_cbranch): Properly guard
23009 the code handling far branches with TARGET_V9.
23010 * config/sparc/sparc.md (length attribute): Document the
23011 side-effect of having a length greater or equal to 3.
23013 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23014 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
23017 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
23018 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
23020 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
23021 Martin Sebor <sebor@roguewave.com>
23024 * doc/invoke.texi (SPARC options): Document -threads
23025 and -pthreads on Solaris.
23027 2004-07-13 Richard Henderson <rth@redhat.com>
23029 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
23031 (ind_gimplify_va_arg_expr): Remove.
23032 * tree.h (ind_gimplify_va_arg_expr): Remove.
23033 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
23034 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
23037 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
23038 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
23039 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
23040 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
23041 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
23043 2004-07-13 Richard Henderson <rth@redhat.com>
23045 * function.c (pass_by_reference): New.
23046 (assign_parm_find_data_types): Use it.
23047 * calls.c (initialize_argument_information): Likewise.
23048 (emit_library_call_value_1): Likewise.
23049 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
23050 * function.h (pass_by_reference): Declare.
23052 2004-07-13 Richard Henderson <rth@redhat.com>
23054 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
23055 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
23056 * expr.h (MUST_PASS_IN_STACK): Remove.
23057 * system.h (MUST_PASS_IN_STACK): Poison.
23058 * tree.h (must_pass_in_stack_var_size): Declare.
23059 (must_pass_in_stack_var_size_or_pad): Declare.
23060 * calls.c (must_pass_in_stack_var_size): New.
23061 (must_pass_in_stack_var_size_or_pad): Rename from
23062 default_must_pass_in_stack.
23063 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
23064 (TARGET_MUST_PASS_IN_STACK): New.
23065 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
23066 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
23067 (TARGET_MUST_PASS_IN_STACK): New.
23068 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
23069 * config/frv/frv.c (frv_must_pass_in_stack): New.
23070 (TARGET_MUST_PASS_IN_STACK): New.
23071 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
23072 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
23073 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
23074 (ix86_must_pass_in_stack): Make static.
23075 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
23076 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
23077 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
23078 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
23079 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
23080 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
23081 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
23082 (mcore_must_pass_on_stack): Remove.
23083 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
23084 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
23085 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
23086 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
23087 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
23088 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
23089 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
23090 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
23091 (TARGET_MUST_PASS_IN_STACK): New.
23092 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
23093 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
23094 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
23095 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
23096 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
23097 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
23098 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
23099 MUST_PASS_IN_STACK.
23101 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
23102 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
23103 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
23104 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
23105 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
23106 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
23107 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
23108 config/xtensa/xtensa.c: Use target hook.
23110 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
23112 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
23113 * configure: Rebuilt.
23115 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
23117 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
23118 * config/mips/mips.h (mips_reg_names): Don't declare.
23119 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
23120 (TARGET_NAME_REGS): Delete.
23121 (TARGET_SWITCHES): Remove -mrnames.
23122 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
23123 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
23125 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
23126 (override_options): Remove handling of TARGET_NAME_REGS.
23128 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
23130 * config/mips/mips.h (TARGET_*): Boolify.
23132 2004-07-12 Nick Clifton <nickc@redhat.com>
23134 * config.gcc: Add sh-*-symbianelf target.
23135 * config/sh/sh.c: Add new target macros:
23136 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
23137 TARGET_CXX_IMPORT_EXPORT_CLASS.
23138 (sh_file_start): Create a definition of the .directive section.
23139 (sh_attribute): Add dllimport and dllexport attributes.
23140 * config/sh/symbian-pre.h: New file.
23141 * config/sh/symbian-post.h: New file.
23142 * config/sh/symbian.c: New file. Contains Symbian specific
23144 * config/sh/sh-protos.h: Add prototypes for new functions
23145 provided by symbian.c.
23146 * config/sh/t-symbian: New file.
23147 * doc/extend.texi: Document support for dllimport and dllexport
23148 attributes by the sh-symbianelf target.
23150 2004-07-12 James E Wilson <wilson@specifixinc.com>
23152 * Makefile.in (AR): Use @AR@ not ar.
23154 (AR_FOR_TARGET): Use $(AR) not ar for native.
23155 (NM_FOR_TARGET): Use $(NM) not nm for native.
23156 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
23157 * configure: Regenerate.
23159 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
23161 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
23163 (ashldi3_sp64): Likewise.
23165 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23168 * pa.c (function_arg): Update comment.
23169 * pa.h (BLOCK_REG_PADDING): Define.
23171 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23173 PR tree-optimization/16461
23174 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
23175 arguments of phi nodes.
23177 2004-07-12 Devang Patel <dpatel@apple.com>
23179 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
23181 2004-07-12 Steve Ellcey <sje@cup.hp.com>
23183 * function.c (expand_function_start): Ensure r_save is in Pmode.
23184 * calls.c (prepare_call_address): Ensure static_chain_value is
23186 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
23187 r_save_area are in Pmode.
23188 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
23189 fnaddr, and static_chain are in Pmode.
23191 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
23194 * config/ia64/ia64.c (bundling): Don't count ignored insns.
23196 2004-07-12 Richard Henderson <rth@redhat.com>
23198 * target.h (struct gcc_target): Move gimplify_va_arg_expr
23199 next to build_builtin_va_list.
23200 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
23201 * builtins.c (gimplify_va_arg_expr): Likewise.
23202 * gimplify.c (copy_if_shared_r): Likewise.
23204 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
23206 * passes.c (rest_of_decl_compilation): Don't defer call of
23207 assemble_variable if its DECL_RTL is already set.
23209 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
23211 * cfgloop.h (struct loop): Add nb_iterations field.
23212 (current_loops): Declare.
23213 * tree-chrec.c (chrec_not_analyzed_yet,
23214 chrec_dont_know, chrec_known, count_ev_in_wider_type,
23215 chrec_contains_symbols_defined_in_loop): Remove the temporary
23217 * tree-flow-inline.h (loop_containing_stmt): New function.
23218 * tree-scalar-evolution.c: Add implementation.
23219 * tree-scalar-evolution.h: Add declarations.
23221 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
23223 PR rtl-optimization/15921
23224 * Makefile.in (global.o): Add recog.h.
23226 * global.c (recog.h): Add the include-clause.
23227 (bb_info): New member earlyclobber.
23228 (allocate_bb_info, free_bb_info): Initialize/finish the new
23230 (earlyclobber_regclass, earlyclobber_regclass_length): The new
23232 (check_earlyclobber, regclass_intersect,
23233 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
23235 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
23236 (make_accurate_live_analysis): Modify pavin.
23238 2004-07-12 Diego Novillo <dnovillo@redhat.com>
23240 * tree-cfg.c (find_taken_edge): Statically compute the truth
23241 value of a predicate comparing an SSA_NAME to itself.
23243 2004-07-12 Roger Sayle <roger@eyesopen.com>
23245 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
23246 rs6000 doesn't have shift-and-add or shift-and-sub instructions
23247 by returning the cost of a multiplication plus an addition.
23249 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
23251 PR tree-optimization/14107
23252 * gimplify.c (gimplify_return_expr): Accept a
23253 RETURN_EXPR with an error argument.
23254 * tree-optimize.c (init_tree_optimization_passes):
23255 Run pass_warn_function_return at -O0.
23257 2004-07-12 Roger Sayle <roger@eyesopen.com>
23259 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
23262 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
23264 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
23265 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23266 * config/mips/3000.md: Add copyright notice. Remove automota and
23267 function units; use generic ones instead. Only define reservations
23268 for things that are different from generic.md. Extend each clause
23270 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
23271 * config/mips/mips.md: Include them. Remove define_function_units.
23272 (alu, imuldiv): New automata and units.
23274 2004-07-12 Ben Elliston <bje@au.ibm.com>
23276 * doc/invoke.texi (Optimize Options): Document -frename-registers
23277 not being enabled by default at -O3.
23279 2004-07-11 Roger Sayle <roger@eyesopen.com>
23281 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
23282 floating point additions, to keep real immediate constant positive.
23283 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
23284 into X + C, and leave positive real constants as X - C.
23286 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23288 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
23290 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23292 PR tree-optimization/15654
23293 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
23295 2004-07-11 Roger Sayle <roger@eyesopen.com>
23297 * builtins.c (fold_builtin_fputs): Don't bother converting the
23298 return type to integer_type_node, as we've already checked that
23299 the result will be ignored.
23301 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
23302 that signed addition, subtraction, multiplication, division,
23303 remainder, negation and absolute value may potentially trap.
23305 * fold-const.c (fold_ignored_result): New function to strip
23306 non-side-effecting tree nodes from an expression whose result
23308 (fold_convert): Call fold_ignored_result when casting a value
23310 (omit_one_operand): Call fold_ignored_result on the "omitted"
23311 operand when building a COMPOUND_EXPR.
23312 (pedantic_omit_one_operand): Likewise.
23313 * tree.h (fold_ignored_result): Prototype here.
23314 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
23315 when we're going to ignore the result.
23317 2004-07-11 Richard Henderson <rth@redhat.com>
23320 * tree-ssa-ccp.c (fold_stmt_r): Split out...
23321 * tree.c (fields_compatible_p, find_compatible_field): ... new.
23322 * tree.h (fields_compatible_p, find_compatible_field): Declare.
23323 * tree-sra.c (sra_hash_tree): Hash fields by offset.
23324 (sra_elt_eq): Use fields_compatible_p.
23325 (generate_one_element_ref): Use find_compatible_field.
23327 2004-07-11 Richard Henderson <rth@redhat.com>
23330 * tree-sra.c (generate_one_element_init): New.
23331 (generate_element_init): Use it.
23332 (scalarize_init): Push/pop gimplify context around it.
23333 (find_new_referenced_vars_1, find_new_referenced_vars): New.
23334 * gimplify.c (gimplify_expr): Allow SSA_NAME.
23336 2004-07-11 Roger Sayle <roger@eyesopen.com>
23338 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
23339 combine.c's combine_insn_cost.
23340 * rtl.h (insn_rtx_cost): Prototype here.
23341 * combine.c (combine_insn_cost): Delete function.
23342 (combine_validate_cost): Update callers of combine_insn_cost to
23343 call insn_rtx_cost instead.
23344 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
23345 requesting the rtx_cost of call and/or jump instructions.
23347 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
23348 rtx_cost directly. Don't request/use the cost of call or jump
23349 instructions. Return -1 if the cost of any instruction can't be
23350 determined (or the BB contains a function call).
23351 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
23352 -1 (i.e. can't determine the cost of any instruction or the basic
23353 block contains a subroutine call).
23354 (find_if_case_2): Likewise.
23356 2004-07-11 Roger Sayle <roger@eyesopen.com>
23358 * rs6000.c (struct processor_costs): Change semantics of fields to
23359 include the COST_N_INSNS scaling, and update all initializers.
23360 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
23361 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
23362 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
23363 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
23365 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23367 * LANGUAGES: Remove obsolete information.
23369 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
23371 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
23372 SIGBUS signal frames, the PSW address points *to* the faulting
23373 instruction, not after it.
23375 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
23377 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
23378 added to TLS symbol addresses.
23380 2004-07-11 Richard Henderson <rth@redhat.com>
23382 * expmed.c (init_expmed): Use stack-local structures for
23383 temporary rtl. Don't recognize shifts.
23385 2004-07-11 Richard Henderson <rth@redhat.com>
23387 * expr.c (store_expr): Don't fiddle subreg promotion for types
23388 with precision smaller than the mode.
23390 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23392 * tree.h (all_types_permanent): Remove.
23394 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23396 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
23397 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
23398 * langhooks.c (lhd_clear_binding_stack): Remove.
23399 * langhooks-def.h (lhd_clear_binding_stack,
23400 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
23401 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
23402 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
23403 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
23404 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
23405 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
23406 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
23407 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
23408 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
23409 * tree.h (poplevel): Don't declare.
23410 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
23411 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
23412 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
23413 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
23416 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
23418 PR tree-optimization/16437
23419 * c-common.c (shorten_compare): Don't mark result of conversion to
23420 narrower signed type as overflowing.
23421 * fold-const.c (decode_field_reference): Determine whether
23422 signedness comes from outer type using precision rather than size.
23424 2004-07-11 Phil Edwards <phil@codesourcery.com>
23426 * configure.ac: Alphabetize --enable-checking list, add
23427 missing valgrind entry.
23428 * configure: Regenerate.
23430 2004-07-11 Phil Edwards <phil@codesourcery.com>
23432 * doc/install.texi (Testing): Fix syntax in "make check" example.
23434 2004-07-10 James E Wilson <wilson@specifixinc.com>
23436 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
23438 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23440 PR rtl-optimization/16001
23441 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
23444 2004-07-10 Geoffrey Keating <geoffk@apple.com>
23446 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
23448 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
23449 James Morrison <phython@gcc.gnu.org>
23451 * doc/contrib.texi (Contributors): Add gfortran contributors and
23452 fix a couple of typos.
23454 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23456 PR rtl-optimization/15387
23457 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
23458 to incoming args space correctly.
23460 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23462 * pa.c (output_indirect_call): Only use %r2 as the link register in
23463 indirect calls with the long PA 2.0 pc-relative branch.
23465 2004-07-10 Daniel Jacobowitz <dan@debian.org>
23467 * config/i386/i386.c (override_options): Pick a 64-bit CPU
23468 for the default tuning if TARGET_64BIT.
23470 2004-07-10 Richard Henderson <rth@redhat.com>
23472 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
23473 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
23475 2004-07-10 Jakub Jelinek <jakub@redhat.com>
23477 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
23478 * expmed.c (store_bit_field, extract_bit_field): Remove last
23480 * builtins.c (expand_builtin_signbit): Adjust callers.
23481 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
23482 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
23483 * ifcvt.c (noce_emit_move_insn): Likewise.
23484 * stmt.c (expand_return): Likewise.
23485 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
23486 store_field, expand_expr_real_1): Likewise.
23488 2004-07-10 Richard Henderson <rth@redhat.com>
23490 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
23492 2004-07-09 Mike Stump <mrs@apple.com>
23494 * config/darwin.c (no_dead_strip): Add.
23495 (HAVE_DEAD_STRIP): Add.
23496 (darwin_emit_unwind_label): Ensure that we don't dead code strip
23499 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
23501 * tree-ssa-loop-im.c: New file.
23502 * Makefile.in (tree-ssa-loop-im.o): Add.
23503 * cfgloop.c (superloop_at_depth): New function.
23504 * cfgloop.h (superloop_at_depth): Declare.
23505 * common.opt (ftree-lim): New flag.
23506 * expr.c (array_ref_up_bound): New function.
23507 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
23508 * timevar.def (TV_LIM): New timevar.
23509 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
23510 computing immediate uses of a phi node.
23511 * tree-flow.h (struct tree_ann_common_d): Add aux field.
23512 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
23513 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
23514 * tree-pass.h (pass_lim): Declare.
23515 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
23517 (pass_lim): New pass structure.
23518 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
23519 * tree.c (in_array_bounds_p): New function.
23520 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
23521 (in_array_bounds_p, array_ref_up_bound): Declare.
23522 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
23523 * doc/passes.texi (tree-ssa-loop-im.c): Document.
23525 2004-07-09 Richard Henderson <rth@redhat.com>
23527 * builtins.c (expand_builtin_stpcpy): Don't modify len.
23529 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
23532 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
23534 * flags.h: Delete redundant prototypes that are being generated
23535 in options.h from common.opt.
23536 * common.opt: Add in the expository comments formerly in flags.h.
23538 2004-07-09 Jan Beulich <jbeulich@novell.com>
23540 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
23541 available for use only when TARGET_MMX/_SSE is set, and check for
23542 variable argument function if any register count is non-zero.
23543 (function_arg): Correctly suppress repeated warnings for passing SSE
23544 vectors are arguments without SSE enabled.
23545 (ix86_function_arg_boundary): Without SSE enabled, the use of what
23546 would be SSE register modes does no longer influence the alignment.
23548 2004-07-09 Richard Henderson <rth@redhat.com>
23550 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
23551 Always align upward to arg boundary. Use size_in_bytes/round_up.
23552 Maintain type-correctness of constants.
23553 * stor-layout.c (round_up, round_down): Special-case powers of 2.
23555 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
23557 * config/sparc/sparc.c (*_costs): Scale instruction costs
23559 (sparc_rtx_costs): Adjust as appropriate.
23561 2004-07-09 Jan Beulich <jbeulich@novell.com>
23563 * config/i386/mm3dnow.h: New.
23564 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
23566 2004-07-09 Richard Henderson <rth@redhat.com>
23568 * simplify-rtx.c (simplify_const_relational_operation): Only
23569 look at bounds of scalar integers.
23571 2004-07-09 Jan Beulich <jbeulich@novell.com>
23573 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
23575 2004-07-09 Andrew Pinski <apinski@apple.com>
23577 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
23579 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
23580 UOBJC_METACLASS_decl.
23582 2004-07-09 James E Wilson <wilson@specifixinc.com>
23585 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
23586 do return a parallel if hfa_mode == XFmode and mode == TImode.
23588 2004-07-09 Jan Beulich <jbeulich@novell.com>
23590 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
23591 permissible for unary plus.
23593 2004-07-09 Jan Beulich <jbeulich@novell.com>
23595 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
23596 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
23597 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
23598 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
23599 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
23600 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
23601 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
23602 (BUILTIN_xxxIMAX): New.
23603 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
23604 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
23605 BUILT_IN_PARITYIMAX.
23607 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
23609 * config/sparc/sparc.h (processor_costs): Define.
23610 (sparc_costs): Declare.
23611 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
23612 hypersparc_costs, sparclet_costs, ultrasparc_costs,
23613 ultrasparc3_costs): New.
23614 (sparc_override_options): Set sparc_costs as appropriate.
23615 (sparc_rtx_costs): Use sparc_costs instead of messy
23618 2004-07-09 Steven Bosscher <stevenb@suse.de>
23620 * doc/md.texi (Processor pipeline description): Mention that
23621 the old pipeline description is deprecated.
23623 * config/rs6000/7450.md (automaton ppc7450): Split up, move
23624 mciu_7450 function unit to...
23625 (automaton ppc7450mciu): ...new automaton.
23627 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
23628 (schedule_block): Don't consider inserting bubbles.
23629 (sched_init): Don't initialize DFA bubbles.
23630 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
23631 TARGET_SCHED_DFA_BUBBLE): Remove.
23632 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
23633 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
23634 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
23636 * stmt.c (conditional_context): Remove prototype.
23637 * tree.h (conditional_context): Remove.
23638 * tree-cfg.c (pre_insert_on_edge): Remove.
23640 * c-common.h (c_expand_asm_operands): Remove prototype.
23641 * c-typeck.c (c_expand_asm_operands): Remove.
23643 2004-07-09 Jan Beulich <jbeulich@novell.com>
23645 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
23646 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
23647 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
23648 and V8QI are class SSE. All sufficiently small remaining vector modes
23649 must be passed in one or two integer registers.
23650 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
23651 returned in memory.
23652 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
23653 __builtin_ia32_pmuludq128 have non-uniform argument and return types
23654 and must thus be handled explicitly.
23655 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
23657 (movv8qi_internal, movv4hi_internal, movv2si_internal,
23658 movv2sf_internal): Permit moving between MMX and XMM registers (since
23659 MMX areguments and return values are passed in XMM registers).
23660 (sse2_umulsidi3): Correct type and mode.
23662 2004-07-09 Richard Henderson <rth@redhat.com>
23664 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
23666 2004-07-09 Eric Christopher <echristo@redhat.com>
23668 * config/rs6000/40x.md: Split into two automatons.
23670 2004-07-09 Zack Weinberg <zack@codesourcery.com>
23671 Andrew Pinski <apinski@apple.com>
23673 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
23674 on when we have more than one input file.
23675 (c_common_parse_file): Restore loop over all input files.
23676 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
23678 * c-decl.c (set_type_context): New function.
23679 (pop_scope): Use it to set context of types. When we
23680 encounter a TYPE_DECL, set the context of the attached type too.
23681 (pop_file_scope): Don't call cpp_undef_all here.
23682 (diagnose_mismatched_decls): Do not complain about a second
23683 definition of an 'extern inline' function if it's not in the
23684 same translation unit. Do not complain about inline
23685 declaration after use if the use was in a different
23687 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
23688 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
23689 the external scope.
23690 (pushdecl_top_level): Likewise.
23691 (grokdeclarator): Clarify what is going on with setting
23692 DECL_EXTERNAL on function types, a little.
23693 (c_write_global_declarations): Don't do anything if
23694 -fsyntax-only or errors have been encountered.
23696 2004-07-09 Zack Weinberg <zack@codesourcery.com>
23698 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
23700 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23703 * pa.c (output_indirect_call): Use %r2 as the link register when
23704 calling $$dyncall with a pc-relative branch.
23706 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
23708 * doc/install.texi (Binaries): Mention OpenPKG.
23710 2004-07-09 Diego Novillo <dnovillo@redhat.com>
23712 Fix PR tree-optimization/15555
23713 * tree-dfa.c (dump_variable): If the variable is a pointer
23714 SSA_NAME, also dump its points-to information.
23715 * tree-flow.h (struct ptr_info_def): Add field
23717 (dump_points_to_info_for): Declare.
23718 (debug_points_to_info_for): Declare.
23719 * tree-optimize.c (init_tree_optimization_passes): Add a
23720 second alias analysis pass after DOM2.
23721 Move pass_del_pta to a later spot.
23722 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
23723 create a name tags when we find a dereferenced pointer. Just
23724 mark the pointer dereferenced.
23725 (collect_points_to_info_for): Move code to clear points-to
23726 information to create_name_tags.
23727 (create_name_tags): New function.
23728 (compute_flow_sensitive_aliasing): Call it.
23729 (setup_pointers_and_addressables): Mark type tags for renaming
23730 here instead of ...
23731 (create_memory_tag): ... here.
23732 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
23733 (dump_points_to_info_for): Declare extern.
23734 (debug_points_to_info_for): New function.
23736 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
23738 * config/arc/arc.md: Switch to DFA-based scheduler description.
23739 * config/arc/arc.c: Switch to DFA-based scheduler description.
23741 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23743 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
23746 2004-07-09 Richard Henderson <rth@redhat.com>
23748 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
23749 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23750 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
23751 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
23753 * config/v850/v850-protos.h (v850_va_arg): Remove.
23754 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23755 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
23756 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
23757 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
23758 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
23760 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23763 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
23764 and DImode to use +/-4k offset.
23766 2004-07-09 Richard Henderson <rth@redhat.com>
23768 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
23770 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23771 (xstormy16_gimplify_va_arg_expr): Rewrite from
23772 xstormy16_expand_builtin_va_arg.
23773 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
23775 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
23776 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
23778 * config/sh/sh-protos.h (sh_va_arg): Remove.
23779 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23780 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
23781 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
23783 * config/pa/pa-protos.h (hppa_va_arg): Remove.
23784 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23785 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
23786 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
23788 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
23789 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23790 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
23791 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
23793 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
23795 * config/sparc/sparc.md (return): Rewrite length formula.
23796 * config/sparc/sparc.c (output_return): Pass 1 as 5th
23797 argument to final_scan_insn when in a delay slot.
23798 (output_sibcall): Likewise.
23800 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
23802 * arm.c (arm_cpp_interwork): New variable.
23803 (arm_override_options): Set it if TARGET_INTERWORK was on the command
23805 * arm.h (arm_cpp_interwork): Declare it.
23806 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
23807 __THUMB_INTERWORK__ in the preprocessor.
23809 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
23811 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
23813 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
23816 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
23817 Override default settings to account for -m32 and -m64.
23819 2004-07-08 Randolph Chung <tausq@debian.org>
23821 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
23823 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
23825 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
23826 before comparing it as such.
23828 2004-07-08 Richard Henderson <rth@redhat.com>
23830 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
23831 temporary. Use bit arithmetic to align.
23833 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
23835 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
23836 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
23837 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
23838 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
23839 add_labels_and_missing_jumps, find_jump_block,
23840 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
23842 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
23843 link_btr_uses, move_btr_def): Likewise.
23844 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
23845 expand_builtin_expect_jump): Likewise.
23846 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
23847 * calls.c (expand_call, emit_library_call_value_1): Likewise.
23848 * cfganal.c (forwarder_block_p): Likewise.
23849 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
23850 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
23851 find_bb_boundaries): Likewise.
23852 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
23853 merge_blocks_move_predecessor_nojumps,
23854 merge_blocks_move_successor_nojumps, insns_match_p,
23855 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
23856 try_optimize_cfg): Likewise.
23857 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
23858 * cfglayout.c (skip_insns_after_block, label_for_bb,
23859 record_effective_endpoints, insn_locators_initialize,
23860 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
23861 * cfgmainloop.c (create_loop_notes): Likewise.
23862 * cfgrtl.c (delete_insn, delete_insn_chain,
23863 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
23864 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
23865 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
23866 redirect_branch_edge, force_nonfallthru_and_redirect,
23867 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
23868 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
23869 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
23870 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
23871 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
23872 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
23873 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
23874 * combine.c (combine_instructions, can_combine_p, try_combine,
23875 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
23876 distribute_notes, distribute_links, insn_cuid): Likewise.
23877 * cse.c (fold_rtx, cse_insn, cse_around_loop,
23878 invalidate_skipped_block, cse_set_around_loop,
23879 cse_end_of_basic_block, cse_main, cse_basic_block,
23880 cse_condition_code_reg): Likewise.
23881 * cselib.c (cselib_process_insn): Likewise.
23882 * ddg.c (create_ddg): Likewise.
23883 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
23885 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
23886 gen_label_die, dwarf2out_var_location): Likewise.
23887 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
23888 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
23889 last_call_insn, active_insn_p, next_label, prev_label,
23890 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
23891 add_insn_before, remove_insn, add_function_usage_to,
23892 reorder_insns, find_line_note, remove_unnecessary_notes,
23893 emit_insn_after_1, classify_insn): Likewise.
23894 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
23895 connect_post_landing_pads, sjlj_mark_call_sites,
23896 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
23897 can_throw_internal, can_throw_external, set_nothrow_function_flags,
23898 convert_to_eh_region_ranges): Likewise.
23899 * explow.c (optimize_save_area_alloca): Likewise.
23900 * expr.c (expand_expr_real): Likewise.
23901 * final.c (insn_current_reference_address, compute_alignments,
23902 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
23903 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
23904 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
23905 propagate_block_delete_insn, propagate_one_insn,
23906 init_propagate_block_info, propagate_block, libcall_dead_p,
23907 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
23909 * function.c (instantiate_virtual_regs, reorder_blocks_1,
23910 expand_function_start, expand_function_end, contains,
23911 thread_prologue_and_epilogue_insns,
23912 reposition_prologue_and_epilogue_notes): Likewise.
23913 * gcse.c (constprop_register, bypass_conditional_jumps,
23914 insert_insn_end_bb, gcse_after_reload): Likewise.
23915 * genemit.c (gen_expand, gen_split): Likewise.
23916 * genpeep.c (gen_peephole, main): Likewise.
23917 * global.c (build_insn_chain): Likewise.
23918 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
23919 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
23920 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
23921 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
23922 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
23923 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
23924 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
23925 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
23926 dead_or_predicable): Likewise.
23927 * integrate.c (try_constants): Likewise.
23928 * jump.c (rebuild_jump_labels, cleanup_barriers,
23929 purge_line_number_notes, init_label_info, mark_all_labels,
23930 squeeze_notes, get_label_before, get_label_after,
23931 reversed_comparison_code_parts, simplejump_p, pc_set,
23932 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
23933 delete_barrier, delete_prior_computation, delete_computation,
23934 delete_related_insns, delete_for_peephole, redirect_jump):
23936 * lcm.c (optimize_mode_switching): Likewise.
23937 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
23939 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
23940 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
23941 * loop-iv.c (simplify_using_assignment): Likewise.
23942 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
23943 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
23944 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
23945 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
23946 check_insn_for_givs, check_final_value, update_giv_derive,
23947 basic_induction_var, product_cheap_p, check_dbra_loop,
23948 loop_insn_first_p, last_use_this_basic_block,
23949 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
23950 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
23951 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
23952 sms_schedule_by_order): Likewise.
23953 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
23954 * postreload.c (reload_cse_simplify_operands, reload_combine,
23955 reload_cse_move2add): Likewise.
23956 * predict.c (can_predict_insn_p, estimate_probability,
23957 expected_value_to_br_prob, process_note_predictions): Likewise.
23958 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
23959 * profile.c (branch_prob): Likewise.
23960 * ra-build.c (live_out_1, livethrough_conflicts_bb,
23961 detect_webs_set_in_cond_jump): Likewise.
23962 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
23963 ra_print_rtl_with_bb): Likewise.
23964 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
23965 * recog.c (next_insn_tests_no_inequality, find_single_use,
23966 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
23967 * reg-stack.c (next_flags_user, record_label_references,
23968 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
23969 compensate_edge, convert_regs_1): Likewise.
23970 * regclass.c (scan_one_insn): Likewise.
23971 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23972 regmove_optimize, fixup_match_1, single_set_for_csa,
23973 combine_stack_adjustments_for_block): Likewise.
23974 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
23975 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
23976 find_equiv_reg): Likewise.
23977 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
23978 reload_as_needed, emit_input_reload_insns, do_output_reload,
23979 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
23981 * reorg.c (find_end_label, emit_delay_sequence,
23982 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
23983 get_jump_flags, rare_destination, mostly_true_jump,
23984 try_merge_delay_insns, redundant_insn, own_thread_p,
23985 fill_simple_delay_slots, fill_slots_from_thread,
23986 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
23987 dbr_schedule): Likewise.
23988 * resource.c (find_basic_block, next_insn_no_annul,
23989 find_dead_or_set_registers, mark_target_live_regs): Likewise.
23990 * rtl.h (RTX_PREV): Likewise.
23991 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
23992 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
23993 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
23994 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
23995 tablejump_p, computed_jump_p, insns_safe_to_move_p,
23996 find_first_parameter_load, can_hoist_insn_p): Likewise.
23997 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
23998 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
23999 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
24000 schedule_ebbs): Likewise.
24001 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
24002 is_conditionally_protected, can_schedule_ready_p,
24003 add_branch_dependences, debug_dependencies): Likewise.
24004 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
24006 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
24007 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
24008 set_dominates_use, ujump_to_loop_cont): Likewise.
24009 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
24010 * varasm.c (output_constant_pool_1): Likewise.
24012 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
24014 * tree-scalar-evolution.c: New file.
24015 * tree-scalar-evolution.h: New file.
24016 * tree-ssa-loop-niter.c: New file.
24017 * Makefile.in (SCEV_H): New.
24018 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
24019 * cfgloop.h (struct loop): Add bounds field.
24020 * tree-flow.h (struct tree_niter_desc): New type.
24021 (number_of_iterations_cond, number_of_iterations_exit,
24022 loop_niter_by_eval, find_loop_niter_by_eval,
24023 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
24024 free_numbers_of_iterations_estimates): Declare.
24025 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
24026 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
24027 * doc/invoke.texi (max-iterations-to-track): Document.
24029 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
24031 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
24032 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
24033 (MODE_AFTER): Add cast appropriately.
24034 * config/sh/sh.md (movdi splitter): Likewise.
24035 (casesi_worker_2): Add const qualifier appropriately.
24036 (eh_return): Remove unused variable.
24037 (insv): Initialize v;
24039 2004-07-08 Richard Henderson <rth@redhat.com>
24041 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
24042 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24043 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
24044 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
24045 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
24047 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
24048 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24049 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
24050 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
24052 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
24053 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24054 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
24055 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
24057 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
24058 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24059 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
24060 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
24062 * config/i860/i860-protos.h (i860_va_arg): Remove.
24063 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24064 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
24065 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
24067 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
24069 * system.h: Prototype getpagesize if missing.
24070 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
24071 * configure: Regenerate.
24072 * config.in: Regenerate.
24074 2004-07-08 Richard Henderson <rth@redhat.com>
24076 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
24077 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24078 (fr30_gimplify_va_arg_expr): New.
24079 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
24080 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
24082 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
24085 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
24086 of asm_noperands result.
24088 2004-07-08 Richard Henderson <rth@redhat.com>
24090 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
24091 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24092 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
24093 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
24095 2004-07-08 Richard Henderson <rth@redhat.com>
24097 * builtins.c (ind_gimplify_va_arg_expr): New.
24098 * tree.h (ind_gimplify_va_arg_expr): Declare.
24099 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
24101 2004-07-08 Jan Beulich <jbeulich@novell.com>
24103 * expmed.c (extract_bit_field): Correct condition to use vec_extract
24104 patterns also on vector elements other than the first one.
24105 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
24108 2004-07-08 Geoffrey Keating <geoffk@apple.com>
24110 * config/rs6000/darwin-ldouble.c: Correct reference
24111 to the Linnainmaa paper.
24113 2004-07-08 Richard Henderson <rth@redhat.com>
24115 * config/arc/arc-protos.h (arc_va_arg): Remove.
24116 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24117 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
24118 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
24120 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
24121 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24122 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
24123 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
24125 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24127 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
24129 2004-07-08 Zack Weinberg <zack@codesourcery.com>
24131 * c-decl.c (static_ctors, static_dtors): Make static.
24132 (pop_file_scope): Call c_common_write_pch and
24133 cgraph_finalize_compilation_unit here.
24134 (build_cdtor): Moved here from c-objc-common.c; simplify.
24135 (c_write_global_declarations_1): Clarify comment.
24136 (c_write_global_declarations): Close the external scope before
24137 doing anything else. Call build_cdtor, cgraph_optimize, and
24138 mudflap_finish_file here.
24139 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
24141 * c-objc-common.c: No need to include cgraph.h.
24142 (build_cdtor): Moved to c-decl.c.
24143 (c_objc_common_finish_file): Delete.
24144 * c-tree.h: Update to match.
24145 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
24146 (generate_static_references): Set TREE_USED before calling finish_decl.
24147 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
24148 on the static_instances_decl.
24150 2004-07-08 Zack Weinberg <zack@codesourcery.com>
24152 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
24153 decls when there is only one input translation unit.
24154 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
24155 change of 2004-07-05; do not treat declarations with
24156 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
24157 * opts.c (cur_in_fname): Delete.
24158 * opts.h: Likewise.
24159 * tree.c: Revert changes of 2004-07-05; no special treatment
24160 for TRANSLATION_UNIT_DECLs.
24161 * Makefile.in (tree.o): Update dependencies.
24163 2004-07-08 Roger Sayle <roger@eyesopen.com>
24165 * builtins.c (fold_builtin_strcpy): Merge functionality from
24166 simplify_builtin_strcpy. Add additional len argument. No longer
24167 static. Remove function prototype.
24168 (fold_builtin_strncpy): Likewise integrate functionality from
24169 simplify_builtin_strncpy. Add additional slen argument. No
24170 longer static. Remove function prototype.
24171 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
24172 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
24173 types of "ignore" and "unlocked" parameters to bool.
24174 (fold_builtin_1): Add additional ignore argument. Call renamed
24175 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
24176 builtins. Update arguments to fold_builtin_strncpy and
24177 fold_builtin_strcpy. Add function prototype.
24178 (fold_builtin): Add additional Boolean ignore argument to pass
24180 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
24181 and fold_builtin_strncpy instead of simplify_builtin_fputs,
24182 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
24184 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
24185 simplify_builtin_strncpy): Delete function prototypes.
24186 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
24187 fold_builtin_strncpy): Add function prototypes here.
24188 (fold_builtin): Update function prototype with new "bool ignore".
24190 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
24191 (ccp_fold_builtin): Update call to fold_builtin. Call
24192 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
24193 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
24194 simplify_builtin_strncpy respectively.
24195 * fold-const.c (fold): Update call to fold_builtin.
24197 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
24199 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
24202 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
24203 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
24204 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
24205 * calls.c: Remove ifdefs of macros above.
24206 * functions.c: Likewise.
24207 * expr.c: Likewise.
24209 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24211 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
24212 (arch attribute): Delete.
24213 (current_function_calls_alloca attribute): Rename into calls_alloca.
24214 (calls_eh_return): New attribute.
24215 (leaf_function): Likewise.
24216 (length attribute): Fix formula for sibcalls.
24217 (return insn): Correctly compute the 'length' attribute.
24218 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
24220 2004-07-08 Richard Henderson <rth@redhat.com>
24222 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
24223 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
24224 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
24225 * tree-eh.c (lower_eh_constructs_1): Likewise.
24226 * tree-sra.c (sra_walk_modify_expr): Likewise.
24227 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
24228 (eliminate_unnecessary_stmts): Likewise.
24229 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
24230 * tree-tailcall.c (optimize_tail_call): Likewise.
24231 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
24233 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
24234 Jakub Jelinek <jakub@redhat.com>
24236 * config/i386/i386.c (override_options): Enable
24237 SSE prefetches with -mtune, as long as we are
24238 compiling for i686 or higher. All i686 processors
24239 accept SSE prefetches as NOPS, some i586's don't.
24241 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24244 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
24246 2004-07-08 Diego Novillo <dnovillo@redhat.com>
24248 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
24249 the handling of clobbering ASM_EXPRs.
24251 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24254 * config/sparc/sparc.c (function_value): In 64-bit mode,
24255 return the aggregates larger than 16 bytes like unions.
24257 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24260 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
24261 'temp' is zero, generate new pseudos as needed and emit the
24262 sequence of insns in single-assignment form. Resync comments
24264 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
24265 function before reload.
24267 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
24269 * vec.c (vec_assert_fail): Remove duplicate 'function'.
24271 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
24273 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
24274 Allocation is signed.
24275 (VEC_reserve): Return flag, allocation is signed.
24277 2004-07-08 Richard Henderson <rth@redhat.com>
24279 * tree-ssa-ccp.c (fold_stmt): Get type directly from
24280 OBJ_TYPE_REF_OBJECT.
24282 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
24283 Neil Booth <neil@daikokuya.co.uk>
24287 * c-decl.c (finish_struct): Ensure bit-fields are given the
24289 * c-common.c (c_common_signed_or_unsigned_type): For C, require
24290 the precision to match as well as the mode.
24291 * expr.c (reduce_to_bit_field_precision): New function.
24292 (expand_expr_real_1): Reduce expressions of bit-field type to
24294 * langhooks.h (reduce_bit_field_operations): New hook.
24295 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24297 * c-lang.c, objc/objc-lang.c
24298 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
24299 * objc/objc-act.c (check_ivars): Convert types to bit-field types
24301 * tree.c (build_nonstandard_integer_type): New function.
24302 * tree.h (build_nonstandard_integer_type): New prototype.
24303 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
24304 conversions between integer and boolean types as useless.
24306 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
24308 * c-common.c (c_common_nodes_and_builtins): Do not
24309 create __builtin_ptrdiff_t and __builtin_size_t.
24311 2004-07-08 Andrew Pinski <apinski@apple.com>
24313 * Makefile.in (libbackend.o): Add -combine to the gcc
24316 2004-07-08 Nick Clifton <nickc@redhat.com>
24318 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
24321 2004-07-08 Richard Henderson <rth@redhat.com>
24323 * except.c (expand_eh_region_start, expand_eh_region_end,
24324 expand_eh_handler, expand_eh_region_end_cleanup,
24325 expand_start_all_catch, expand_start_catch, expand_end_catch,
24326 expand_end_all_catch, expand_eh_region_end_allowed,
24327 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
24328 expand_eh_region_end_fixup): Remove.
24329 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
24330 cleanups, outer_cleanups, label_chain, exception_region.
24331 (struct goto_fixup): Remove stack_level, cleanup_list_list.
24332 (struct label_chain): Remove.
24333 (struct stmt_status): Remove x_stack_block_stack.
24334 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
24335 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
24336 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
24337 end_cleanup_deferral, last_cleanup_this_contour,
24338 containing_blocks_have_cleanups_or_stack_level,
24339 any_pending_cleanups): Remove.
24340 (expand_null_return_1): Take no arguments.
24341 (expand_label, expand_naked_return, expand_return,
24342 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
24343 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
24344 expand_end_case_type): Don't use any of them.
24345 * calls.c (expand_call): Likewise.
24346 * dojump.c (do_jump): Likewise.
24347 * function.c (expand_function_end): Likewise.
24348 * expr.c (store_expr, expand_expr_real_1): Likewise.
24349 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
24350 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
24351 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
24352 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
24353 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
24354 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
24355 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
24356 for WITH_CLEANUP_EXPR.
24357 (gimple_push_cleanup): Likewise.
24358 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
24359 * print-tree.c (print_node): Likewise.
24360 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
24361 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
24362 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
24363 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
24364 (GOTO_SUBROUTINE_EXPR): Remove.
24365 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
24366 (DECL_TOO_LATE): Remove.
24367 * except.h, tree.h: Update decls.
24369 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
24371 * explow.c (optimize_save_area_alloca): Do not accept parameters.
24372 * passes.c (rest_of_handle_final): Handle symout.
24373 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
24375 (rest_of_handle_sched): Break out SMS. Remove ifs for
24376 flag_schedule_insns and flag_modulo_sched.
24377 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
24378 collect at the end.
24379 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
24380 (rest_of_handle_partition_blocks, rest_of_handle_sms,
24381 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
24382 rest_of_handle_mode_switching, rest_of_handle_jump,
24383 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
24384 rest_of_handle_jump2, rest_of_handle_postreload,
24385 rest_of_handle_flow2, rest_of_clean_state,
24386 rest_of_handle_shorten_branches,
24387 rest_of_handle_prologue_epilogue,
24388 rest_of_handle_branch_target_load_optimize): New.
24389 (rest_of_compilation): Call the above. Remove ggc_collect
24390 calls moved to rest_of_handle_*.
24391 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
24393 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
24394 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
24395 * except.h (set_nothrow_function_flags): Update comment.
24396 * function.c (current_function_nothrow): Remove.
24397 * output.h (current_function_nothrow): Remove.
24398 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
24399 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
24401 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
24404 * reorg.c: Revert 2004-06-30 change.
24405 (find_end_label): If HAVE_epilogue and !HAVE_return,
24406 return 0 instead of creating a label at the end of the insn chain.
24407 (optimize_skip): Account for the failure mode of find_end_label.
24408 (fill_simple_delay_slots): Likewise.
24409 (fill_slots_from_thread): Likewise.
24410 (relax_delay_slots): Likewise.
24412 2004-07-08 Diego Novillo <dnovillo@redhat.com>
24414 * tree-flow.h (addressable_vars): Declare.
24415 * tree-ssa-alias.c (addressable_vars): Define.
24416 (setup_pointers_and_addressables): Add addressable variables
24417 to addressable_vars.
24418 * tree-ssa-operands.c (get_stmt_operands): Move
24419 handling of ASM_EXPRs ...
24420 (get_asm_expr_operands): ... here.
24421 When the ASM_EXPR clobbers memory, also clobber addressable
24423 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
24424 (delete_tree_ssa): Reset addressable_vars.
24426 2004-07-07 Jan Beulich <jbeulich@novell.com>
24427 Richard Henderson <rth@redhat.com>
24429 * varasm.c (assemble_variable): Use assemble_zeros for
24430 zero-initialized variables.
24431 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
24432 for SECCAT_BSS and SECCAT_TBSS.
24434 2004-07-07 Jan Beulich <jbeulich@novell.com>
24436 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
24438 * expmed.c (emit_store_flag): Also special-case double-word
24439 (in-)equality comparison against -1.
24441 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
24442 passing arguments the containers for which are registers.
24444 * calls.c (emit_library_call_value_1): Use mode of function parameter
24445 rather than that of argument since constants have none.
24447 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
24449 Introduce H8SX support.
24450 * expr.c (expand_strcpy): Renamed and moved to...
24451 * builtins.c (expand_movstr): ... here. Tweak.
24452 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
24453 computed or has side effects.
24454 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
24455 unused, or if mempcpy fails. Adjust the return value in the
24456 latter case. Use movstr if everything else fails.
24457 * doc/md.texi (movstr): Document.
24458 (movmemM, clrmemM): Fix explanation of memory block operands.
24459 * config/h8300/h8300.md (stpcpy): Renamed to...
24460 (movstr): ... this. Adjust.
24461 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24462 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
24463 movmem* and clrstr* to clrmem*.
24464 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
24465 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
24466 GENERAL_REGS, always.
24467 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
24468 getting the stack pointer as addr.
24469 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
24470 from general_operand_dst.
24471 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
24473 (movmd_internal): ... this. Add modes to operands. Disparage `D'
24474 instead of requiring it to match only before reload.
24475 (stpcpy_internal_normal): New, normal-mode variant of...
24476 (stpcpy_internal): ... this. Add modes to operands. Disparage
24477 `D' instead of requiring it to match only before reload.
24478 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
24480 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
24481 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
24483 * config/h8300/h8300.md (attr type): Add call.
24484 (attr can_delay): If type is call, set it no.
24485 (call, call_value): Set type to call.
24486 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
24487 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
24488 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
24489 * tree.c (get_narrower): Don't narrow integral types into
24490 non-integral types.
24491 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
24492 frame_size *before* the first use.
24493 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
24495 (peephole2): Don't widen instructions that push SP. Move
24496 decrement of SP to the end of all stm-generating peepholes.
24497 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
24498 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
24499 and OR to set it to all ones.
24500 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
24501 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
24502 (call, call_value): Set can_delay to "no".
24503 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
24504 * config/h8300/h8300.md (extzv): Make subreg check more robust.
24505 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24506 * config/h8300/h8300.md (*brabit): Remove.
24507 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
24508 zero_extract. Use bit_memory_operand as the predicate for
24509 operand 1 and 'WU' as the constraint. Check the difference
24510 between the base length and the final one when deciding which
24511 type of branch to use.
24512 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24513 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
24514 Use convert_move to extend the result for TARGET_H8300SX. Check
24515 for QImode memory references. Optimize the case where the
24516 destination is a paradoxical subreg.
24517 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24518 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
24519 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
24520 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
24521 * config/h8300/h8300.md: Include mova.md
24522 (length_table): Add mova and mova_zero.
24523 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
24524 after all constant addresses for '%R', '%X', '%T' and '%S'.
24525 (h8300_mova_length): New function.
24526 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
24527 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
24528 dependencies for s-config, etc.
24529 * config/h8300/gemova.sh: New file.
24530 * config/h8300/mova.md: Generated.
24531 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
24532 * config/h8300/h8300.c (h8300_bitfield_length): New.
24533 (nibble_operand): Adjust.
24534 (h8300_binary_length): Handle conditional binary op.
24535 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
24536 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
24537 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
24538 and P#<0, unused so far. W and Y are now prefixes to multi-letter
24539 constraints. WU is introduced as a variant of U that requires a
24540 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
24541 * config/h8300/h8300.md (attr type): Added bitbranch.
24542 (attr length_table): Added bitfield and bitbranch.
24543 (attr length): Compute bitbranch length.
24544 (andqi): Separate pattern for H8300SX. Use bfld for loading the
24545 least-significant bit of a byte.
24546 (brabit, brabc, brabs): New.
24547 (insv, extzv): Emit bfst and bfld on H8300SX.
24548 (bfld, bfst, seq, sne): New.
24549 (bstzhireg, cmpstz, bstz, bistz): New.
24550 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
24551 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
24552 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
24553 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
24554 (h8sx_unary_memory_operator): New function.
24555 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
24556 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
24557 * config/h8300/h8300.md: Add peepholes to combine reloads and
24559 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
24560 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
24561 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
24562 (and?i, ior?i, xor?i): Likewise.
24563 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
24564 * config/h8300/h8300.c: Move enums and prototypes to head of file.
24565 Various whitespace fixes.
24566 (h8300_constant_length): New function, split out from...
24567 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
24568 (h8300_classify_operand): Use IN_RANGE.
24569 (h8300_classify_operand): Use h8300_constant_length.
24570 (h8300_short_move_mem_p): Tighten size check.
24571 (h8sx_mergeable_memrefs_p): Tighten equality check.
24572 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
24573 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
24575 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
24576 * config/h8300/crtn.asm: Likewise.
24577 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
24578 if __H8300SX__ is defined.
24579 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
24580 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
24581 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
24582 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
24583 addresses as mode-dependent.
24584 * config/h8300/h8300.c (print_operand_address): Update call to
24586 (h8300_get_index): Take a mode argument. Rework to fix an
24587 earlier misunderstanding.
24588 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
24589 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
24590 into a register if TARGET_H8300SX.
24591 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
24592 TARGET_H8300SX. Also disable related define_splits.
24593 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
24594 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
24595 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
24596 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
24597 * config/h8300/h8300.h (OK_FOR_Z): New macro.
24598 (EXTRA_CONSTRAINT_STR): Check it.
24599 * config/h8300/h8300.c (h8300_classify_operand): Accept null
24601 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
24602 * config/h8300/h8300.md (length_table): Add mov_imm4.
24603 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
24604 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
24605 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
24607 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
24608 * config/h8300/h8300.c (h8300_reorg): New function.
24609 (TARGET_MACHINE_DEPENDENT_REORG): Define.
24610 * config/h8300/h8300.md (length): Subtract the length of the
24611 delay slot from (pc) when checking the range of forward branches.
24612 (delay_slot, can_delay): New attributes.
24613 (define_delay): Add bra/s handling.
24614 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
24615 (jump): Add delayed-branch handling.
24616 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
24617 * expr.c (expand_strcpy): New function.
24618 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
24619 (expand_builtin_stpcpy): Likewise.
24620 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
24621 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
24622 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
24623 handling to improve register allocation for -fno-omit-frame-pointer.
24624 (h8sx_split_movmd): Delete, moving er6 handling into...
24625 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
24626 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
24627 (movmd): Add calls to copy_rtx.
24628 (movmd_internal): In the second alternative, allow the initial and
24629 final destination registers to be different . Update the splitter
24630 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
24631 instead of h8sx_split_movmd.
24632 (stpcpy, movsd): New expanders.
24633 (movsd_internal): New define_insn.
24634 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
24635 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
24636 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
24637 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
24638 and DESTINATION_REGS.
24639 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
24640 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
24641 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
24642 (h8300_move_ratio): Declare.
24643 (MOVE_RATIO): Use it.
24644 * config/h8300/h8300.c (h8300_move_ratio): New variable.
24645 (h8300_init_once): Initialize it.
24646 (h8300_reg_class_from_letter): New function.
24647 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
24648 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
24649 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
24650 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
24651 (movstrsi, movmd): New expanders.
24652 (movmd_internal): New insn.
24653 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
24654 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
24655 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
24656 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
24657 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
24658 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24659 * config/h8300/h8300.c (nibble_operand): Fix warning.
24660 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
24661 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
24662 (movsf_h8300h): Disable for TARGET_H8300SX.
24663 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24664 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
24665 h8300_stm_parallel and h8300_return_parallel.
24666 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
24667 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
24668 h8300_stm_parallel, h8300_return_parallel): New functions.
24669 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
24670 if TARGET_H8300SX. Use h8300_push_pop.
24671 (h8300_expand_epilogue): Likewise. Try to merge the return insn
24672 and final pop when generating h8sx code. Always emit some form
24674 * config/h8300/h8300.md: Don't enforce register alignment in
24675 stm peepholes if TARGET_H8300SX.
24676 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
24677 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
24678 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
24679 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
24680 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
24681 (MULTILIB_DIRNAMES): Add a directory for it.
24682 (MULTILIB_MATCHES): Delete.
24683 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
24684 * final.c (walk_alter_subreg): Handle addresses with subregs
24685 inside a ZERO_EXTEND or AND.
24686 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
24687 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
24689 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
24690 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
24691 @(dd,Rn.w) and @(dd,ERn.L).
24692 (h8300_displacement_size): Take the whole address as argument.
24693 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
24694 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
24695 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
24696 (h8sx_mergeable_memrefs_p): Declare.
24697 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
24698 (HAVE_PRE_INCREMENT): Likewise.
24699 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
24700 addresses for TARGET_H8300SX,
24701 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
24703 (movb_length_table, movl_length_table): New tables.
24704 (movw_length_table): Define to movb_length_table.
24705 (h8300_displacement_size): New, split out from...
24706 (h8300_classify_address): ...here. Handle pre/post inc/dec.
24707 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
24708 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
24709 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
24710 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
24711 (compute_plussi_length, compute_plussi_cc): Update accordingly.
24712 (h8sx_unary_shift_operator): Get the mode from the operator.
24713 (binary_shift_operator): Likewise.
24714 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
24715 a memory reference, check whether the reference is offsettable.
24716 (length_table): Add movb, movw and movl.
24717 (movqi): Add new h8sx pattern. Don't force one operand to be a
24718 register when generating h8sx code.
24719 (movhi, movsi, movsf): Likewise.
24720 (movstrictqi): Use the length_table attribute.
24721 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
24722 (addqi3): Split into a define_expand and define_insn. Don't accept
24723 memory operands in the expander. Use h8300_operands_match_p to
24724 check for matching operands in the define_insn.
24725 (subqi3, negqi2, one_cmplqi2): Likewise.
24726 (add[hs]i3): Don't accept memory operands in the expander. Likewise
24727 in any patterns that are unused in h8sx code. In the h8sx patterns,
24728 use h8300_operands_match_p to check whether operands match.
24729 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
24730 one_cmpl[hs]i3): Likewise.
24731 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
24733 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
24734 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
24735 (h8300_insn_length_from_table): Add a second parameter.
24736 (output_h8sx_shift): Declare.
24737 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
24738 (EXTRA_CONSTRAINT): Replace with...
24739 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
24740 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
24741 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
24742 and h8sx_binary_shift_operator.
24743 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
24744 for TARGET_H8300SX.
24745 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
24746 (bit_memory_operand, fix_bit_operand): Likewise.
24747 (h8300_length_table_for_insn): Remove.
24748 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
24750 (h8300_short_immediate_length, h8300_binary_length): New functions.
24751 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
24752 (output_plussi): Use sub to add negative constants.
24753 (compute_plussi_length): Adjust accordingly.
24754 (h8sx_single_shift_type): New enum.
24755 (h8sx_single_shift, h8sx_unary_shift_operator,
24756 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
24757 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
24758 single h8sx instruction. Return false in this case.
24759 * config/h8300/h8300.md (length_table): Add short_immediate.
24760 (length): Pass the operand array to h8300_insn_length_from_table.
24761 (adjust_length): Assume "no" for insns with a length_table attribute.
24762 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
24763 (*addhi3_h8300hs): Don't use for h8sx.
24764 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
24766 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
24767 1's predicate to nonimmediate_operand. Only skip default expansion
24768 if expand_a_shift or expand_a_rotate returns true. Add new patterns
24769 for single h8sx shift instructions.
24770 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
24771 * config/h8300/h8300.c (nibble_operand): Split out of...
24772 (reg_or_nibble_operand): ... this.
24773 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
24774 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
24775 umulhisi3): Introduce expand, and introduce separate insns for
24776 sign- or zero-extended REG and already-extended CONST_INT.
24777 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
24778 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
24779 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
24780 (subhi3): Likewise. Don't accept immediates for operand 1.
24781 Remove the early clobber from second alternative of the h8300s pattern.
24782 (subsi3): Generalize for h8sx. Force operand 2 into a register
24783 on plain h8300 targets.
24784 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
24785 (subsi3_h8300h): Generalize for h8sx.
24786 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
24787 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
24788 * config/h8300/h8300.c (reg_or_nibble_operand): New.
24789 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
24790 (TARGET_H8300SXMUL): New.
24791 (CONST_OK_FOR_P): New.
24792 (CONST_OK_FOR_LETTER_P): Adjust.
24793 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
24794 umulhisi3): Accept 4-bit immediate on H8SX.
24795 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
24796 (udivsi3, divhi3, udivsi3, divsi3): New.
24797 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
24798 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
24799 * config/h8300/h8300.h (OK_FOR_Q): New macro.
24800 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
24801 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
24802 Add ADDRESSOF to the bit_operand entry.
24803 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
24804 (h8300_src_operand): Likewise.
24805 (bit_operand): Check nonimmediate_operand rather than general_operand.
24806 Accept any nonimmediate_operand in h8sx code.
24807 (h8300_and_costs): Initialize operands[1].
24808 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
24809 (h8300_operand_class): New enum.
24810 (h8300_length_table): New typedef.
24811 (addb_length_table, addw_length_table, addl_length_table,
24812 logicl_length_table): New tables.
24813 (logicb_length_table, logicw_length_table): New macros.
24814 (h8300_classify_operand, h8300_length_from_table,
24815 h8300_length_table_for_insn, h8300_unary_length,
24816 h8300_insn_length_from_table): New functions.
24817 (output_plussi): Only use adds and subs for register destinations.
24818 Disable redundant clause.
24819 (compute_plussi_cc): Likewise.
24820 (compute_plussi_length): Likewise. Use h8300_length_from_table
24821 to work out the length of an insn.
24822 (output_logical_op): Only use narrower immediate instructions
24823 if the destination is a register.
24824 (compute_logical_op_cc): Likewise.
24825 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
24826 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
24827 * config/h8300/h8300.md (length_table): New attribute.
24828 (length): When an instruction has a length_table attribute, use
24829 h8300_insn_length_from_table to calculate its default length.
24830 (cmpqi): Use h8300_dst_operand for the first operand and
24831 h8300_src_operand for the second.
24832 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
24833 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
24834 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
24835 iorsi3, xorhi3, xorsi3): Likewise.
24836 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
24837 so that it allows any combination of operands for TARGET_H8300SX.
24838 (iorqi3, xorqi3): Likewise.
24839 (cmpqi): Use the length_table attribute.
24840 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
24841 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
24842 (cmpqi): Add 'Q' constraint.
24843 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
24844 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
24845 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
24846 * config/h8300/h8300.h (MASK_H8300SX): New macro.
24847 (TARGET_H8300S): True for both -ms and -msx.
24848 (TARGET_H8300SX): New macro.
24849 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
24850 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
24851 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
24852 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
24853 [Temporary change.]
24854 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
24855 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
24856 16-bit pointers and 32-bit ints.
24857 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
24858 CONST_DOUBLE with mode no wider than SImode.
24859 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
24861 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
24862 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
24864 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
24865 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
24866 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
24868 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
24870 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
24872 2004-07-07 Per Bothner <per@bothner.com>
24874 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
24876 2004-07-07 Mike Stump <mrs@apple.com>
24878 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
24879 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
24880 (machopic_finish): Likewise.
24882 2004-07-07 Richard Henderson <rth@redhat.com>
24884 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
24885 through any value-preserving cast.
24887 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24889 * function.c (assign_parm_find_data_types): Call
24890 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
24892 2004-07-07 Steven Bosscher <stevenb@suse.de>
24894 * tree-cfg.c (group_case_labels): Remove case labels that have
24895 the same target as the default case.
24897 2004-07-07 Steven Bosscher <stevenb@suse.de>
24899 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
24900 regardless of DECL_LANG_SPECIFIC being present or not.
24901 * tree.h (DECL_NUM_STMTS): Purge.
24903 2004-07-07 Andrew Pinski <apinski@apple.com>
24905 * configure: Regenerate with the right autoconf.
24907 2004-07-07 David Edelsohn <edelsohn@gnu.org>
24909 * ifcvt.c (total_bb_rtx_cost): New function.
24910 (find_if_case_1): Compare rtx_cost of basic block to cost of
24912 (find_if_case_2): Same.
24914 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
24917 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
24918 (output_return): Likewise.
24919 (output_sibcall): Abort if !flag_delayed_branch.
24920 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
24921 (emit_and_preserve): New function.
24922 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
24923 indirect jump to the thunked-to function if !flag_delayed_branch.
24924 * config/sparc/sparc.md (delayed_branch): New attribute.
24925 (load_pcrel_sym): Honor flag_delayed_branch. Use above
24926 attribute to compute the length of the insn.
24927 (goto_handler_and_restore): Likewise.
24929 2004-07-07 Andrew Pinski <apinski@apple.com>
24931 PR tree-optimization/15777
24932 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
24934 * expr.c (expand_expr_real_1): Fix formating.
24935 BUFFER_REF and IN_EXPR are dead.
24936 * fold-const.c (non_lvalue): BUFFER_REF is dead.
24937 * tree-inline.c (estimate_num_insns_1): Likewise.
24938 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
24939 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
24940 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
24942 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
24944 * collect2.c (dump_file): Don't call cplus_demangle if
24945 HAVE_LD_DEMANGLE is defined.
24946 (main): Pass "--demangle" to ld if no_demangle is not 0 and
24947 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
24948 if HAVE_LD_DEMANGLE is defined.
24950 * configure.ac (--with-demangler-in-ld): Added
24951 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
24952 --with-demangler-in-ld is used.
24953 * config.in: Regenerated.
24954 * configure: Likewise.
24956 2004-07-07 Roger Sayle <roger@eyesopen.com>
24958 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
24959 for simple floating point operations "fp", double precision
24960 multiplication "dmul", and single and double precision division
24961 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
24962 (ppc630_cost): New table split from ppc620_cost, to distinguish
24963 differences in floating point latencies.
24964 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
24965 (rs6000_rtx_costs): Add support for single and double precision
24966 floating point addition, subtraction, multiplication, division,
24967 fused-multiply-add, fused-multiply-sub, negation, absolute value
24968 and negative absolute value. Tweak MEM case to use prefered idiom.
24970 2004-07-07 Richard Henderson <rth@redhat.com>
24972 * tree-flow-inline.h (may_propagate_copy): Move...
24973 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
24974 attempt to copy between types requiring conversion.
24975 * tree-flow.h (may_propagate_copy): Update decl.
24976 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
24978 2004-07-07 Jakub Jelinek <jakub@redhat.com>
24980 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
24981 from -mtune= option.
24983 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
24985 * builtins.c: Rename movstr*, except for movstrict*, to
24986 movmem* and clrstr* to clrmem*.
24987 * expr.c: Likewise.
24988 * expr.h: Likewise.
24989 * genopinit.c: Likewise.
24990 * integrate.c: Likewise.
24991 * local-alloc.c: Likewise.
24992 * optabs.c: Likewise.
24993 * optabs.h: Likewise.
24994 * config/alpha/alpha.h: Likewise.
24995 * config/alpha/alpha.md: Likewise.
24996 * config/arm/arm-protos.h: Likewise.
24997 * config/arm/arm.c: Likewise.
24998 * config/arm/arm.md: Likewise.
24999 * config/avr/avr.md: Likewise.
25000 * config/c4x/c4x.c: Likewise.
25001 * config/c4x/c4x.md: Likewise.
25002 * config/frv/frv.md: Likewise.
25003 * config/i386/i386-protos.h: Likewise.
25004 * config/i386/i386.c: Likewise.
25005 * config/i386/i386.h: Likewise.
25006 * config/i386/i386.md: Likewise.
25007 * config/i860/i860.c: Likewise.
25008 * config/i860/i860.md: Likewise.
25009 * config/ip2k/ip2k.md: Likewise.
25010 * config/ip2k/libgcc.S: Likewise.
25011 * config/ip2k/t-ip2k: Likewise.
25012 * config/m32r/m32r.c: Likewise.
25013 * config/m32r/m32r.md: Likewise.
25014 * config/mcore/mcore.md: Likewise.
25015 * config/mips/mips.c: Likewise.
25016 * config/mips/mips.md: Likewise.
25017 * config/ns32k/ns32k.c: Likewise.
25018 * config/ns32k/ns32k.h: Likewise.
25019 * config/ns32k/ns32k.md: Likewise.
25020 * config/pa/pa.c: Likewise.
25021 * config/pa/pa.md: Likewise.
25022 * config/pdp11/pdp11.h: Likewise.
25023 * config/pdp11/pdp11.md: Likewise.
25024 * config/rs6000/rs6000.c: Likewise.
25025 * config/rs6000/rs6000.md: Likewise.
25026 * config/s390/s390-protos.h: Likewise.
25027 * config/s390/s390.c: Likewise.
25028 * config/s390/s390.md: Likewise.
25029 * config/sh/lib1funcs.asm: Likewise.
25030 * config/sh/sh.c: Likewise.
25031 * config/sh/sh.md: Likewise.
25032 * config/sh/t-sh: Likewise.
25033 * config/sparc/sparc.h: Likewise.
25034 * config/vax/vax.md: Likewise.
25035 * config/xtensa/xtensa.c: Likewise.
25036 * config/xtensa/xtensa.md: Likewise.
25037 * doc/invoke.texi: Likewise.
25038 * doc/md.texi: Likewise.
25039 * doc/rtl.texi: Likewise.
25041 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
25044 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
25045 * config/mips/mips.c (mips_declare_common_object): New function,
25046 mostly split out from...
25047 (mips_output_aligned_decl_common): ...here.
25048 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
25049 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
25050 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
25051 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
25053 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25056 * function.c (assign_parms): Fix typo from previous change.
25058 2004-07-07 Jason Merrill <jason@redhat.com>
25061 * doc/extend.texi (C++ Interface): Correct information and
25064 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
25069 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
25072 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
25075 * config/m32r/m32r.c (m32r_function_symbol): New function:
25076 Generate a symbol name RTX with the correct m32r specific flags
25078 (block_move_call): Use new function to generate correct symbol.
25079 * config/m32r/m32r-protos.h: Add prototype for new funcion.
25080 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
25083 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
25085 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
25086 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
25087 TYPE_BINFO_BASETYPE): Remove.
25088 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
25090 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
25092 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
25093 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
25094 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
25095 (struct tree_binfo): Rename base_types to base_binfos.
25096 * alias.c (record_component_aliases): Adjust BINFO macros.
25097 * dbxout.c (dbxout_type): Likewise.
25098 * dwarf2out.c (gen_member_die): Likewise.
25099 * sdbout.c (sdbout_one_type): Likewise.
25100 * tree-dump.c (deque_and_dump): Likewise.
25101 * config/i386/i386.c (classify_argument,
25102 contains_128bit_aligned_vector_p): Likewise.
25104 2004-07-07 Nick Clifton <nickc@redhat.com>
25106 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
25107 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
25109 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
25111 * vec.h: Fix the example use.
25113 2004-07-06 Richard Henderson <rth@redhat.com>
25115 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
25116 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
25117 * tree-inline.c (copy_body_r, setup_one_parameter,
25118 initialize_inlined_parameters, expand_call_inline,
25119 declare_inline_vars): Don't check it.
25120 (expand_calls_inline): Remove old version, rename new version
25121 from gimple_expand_calls_inline.
25122 * tree-optimize.c (execute_gimple): Remove.
25123 (pass_gimple): Don't run anything.
25125 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
25127 * doc/sourcebuild.texi: Use semicolons instead of commas in
25130 2004-07-06 Richard Henderson <rth@redhat.com>
25132 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
25133 (sra_walk_modify_expr, scan_init): Likewise.
25134 (generate_element_zero): Check visited before scanning children.
25135 (generate_element_init): Set visited on error.
25136 (scalarize_init): Handle generate_element_init failure similar
25139 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
25141 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
25142 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
25144 2004-07-06 Richard Henderson <rth@redhat.com>
25146 * config/i386/i386.c (legitimize_pic_address): Make static.
25147 (legitimize_address): Handle CONST with TLS operand.
25148 (ix86_expand_move): Don't call legitimize_pic_address directly.
25149 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
25151 2004-07-06 Roger Sayle <roger@eyesopen.com>
25153 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
25154 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
25155 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
25156 is currently executed unconditionally, i.e. not in "else_bb".
25158 2004-07-06 Steven Bosscher <stevenb@suse.de>
25160 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
25161 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25162 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
25163 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25164 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
25165 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25166 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
25167 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25168 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
25169 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25170 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
25171 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25172 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
25173 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25174 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
25175 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
25177 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
25179 * dojump.c (do_jump): REFERENCE_EXPR is dead.
25180 * expr.c (expand_expr_real_1): Ditto.
25181 * tree-inline.c (estimate_num_insns_1): Ditto.
25182 * tree-pretty-print.c (dump_generic_node): Ditto.
25183 (op_symbol): Ditto.
25186 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
25188 * tree-ssa-pre.c (reference_node_pool): New pool.
25189 (find_or_generate_expression): Class 'r' is okay too.
25190 (create_value_expr_from): Ditto.
25191 (add_to_sets): LHS should not include vuses.
25192 (eliminate): Ditto.
25193 (compute_avail): Reverse ordering of tests.
25194 Valuize INDIRECT_REF as well.
25196 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
25198 PR rtl-optimization/16380
25199 * loop.c (check_dbra_loop): Sink comparison instructions if they
25200 do something other than set cc0.
25202 2004-07-06 James E Wilson <wilson@specifixinc.com>
25204 * doc/interface.texi (longjmp and automatic variables): Delete
25205 paragraph recommending taking the address of a variable.
25207 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
25209 * vec.h (VEC_embedded_alloc): Remove.
25210 (VEC_embedded_size, VEC_embedded_init): New.
25211 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
25213 (VEC_truncate): New.
25214 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
25215 (vec_embedded_alloc): Remove.
25216 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
25217 (vec_embedded_alloc): Remove.
25219 2004-07-06 Mark Mitchell <mark@codesourcery.com>
25221 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
25222 (gt-langhooks.h): Remove.
25224 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
25226 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
25228 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
25230 * config/sparc/sparc.c (get_pc_symbol): Rename into
25231 add_pc_to_pic_symbol.
25232 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
25233 (load_pic_register): Account for previous changes.
25234 Use reg_names. Don't create the label twice.
25235 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
25236 UNSPEC_LOAD_PCREL_SYM.
25237 (get_pc): Rename into load_pcrel_sym. Add predicate to
25238 operands. Remove condition.
25240 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
25242 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
25243 RECORD, UNION & QUAL_UNION is actually a binfo.
25245 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
25246 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
25247 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
25248 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
25249 * dwarf2out.c (add_data_member_location_attribute): Likewise.
25250 (gen_inheritance_die): Likewise.
25251 * tree-dump.c (deque_and_dump): Likewise.
25252 * doc/c-tree.texi (Binfos): Add under reconstruction note.
25254 2004-07-06 Steven Bosscher <stevenb@suse.de>
25256 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
25258 * config/mcore/mcore.md: Model memory latency with a simple DFA
25259 pipeline description instead of a define_function_unit.
25261 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25263 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
25264 * langhooks.h (var_mod_type_p): Likewise.
25265 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
25266 * expr.c (count_type_elements): Properly handle return from
25267 array_type_nelts and properly test for overflow.
25268 * gimplify.c (gimplify_init_constructor): Properly handle return
25269 from array_type_nelts.
25270 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
25271 * integrate.c (copy_decl_for_inlining): Correct comments.
25272 * tree-inline.c (remap_decl): Update comments, remove dead code,
25273 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
25274 (remap_type): Only remap if variably modified by vars in function
25276 (copy_body_r): Use compatible_type langhooks to see when can fold.
25277 (setup_one_parameter): Don't remap type.
25278 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
25279 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
25280 compute TREE_INVARIANT for decl case.
25281 (find_var_from_fn): New function.
25282 (variably_modified_type_p): Add arg and call new function.
25283 * tree.h (variably_modified_type_p): Add extra arg.
25285 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
25287 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
25288 (goto_handler_and_restore_v9): Delete disabled insn.
25289 (goto_handler_and_restore_v9_sp64): Likewise.
25291 2004-07-05 Roger Sayle <roger@eyesopen.com>
25293 * calls.c (load_register_parameters): Call expand_shift instead
25294 of expand_binop with ashl_optab (or other shift optab) directly.
25295 * expr.c (emit_group_load, emit_group_store): Likewise.
25296 * function.c (assign_parm_setup_block): Likewise.
25297 * stmt.c (shift_return_value): Likewise.
25299 2004-07-05 Jakub Jelinek <jakub@redhat.com>
25301 * expr.c (expand_assignment): Disable the bitfield += optimizations.
25303 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
25305 * doc/sourcebuild.texi: Revert previous patch.
25307 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
25309 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
25310 TARGET_MEM_FUNCTIONS.
25311 * system.h: Poison TARGET_MEM_FUNCTIONS.
25312 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
25313 bcmp_libfunc, bzero_libfunc): Remove.
25314 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
25316 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
25317 * doc/standards.texi: Don't mention calling BSD string functions.
25318 * doc/invoke.texi: Likewise. Mention that memmove may be called.
25319 * config/vax/t-memfuncs: New.
25320 * config/memcmp.c, config/memcpy.c, config/memmove.c,
25321 config/memset.c: New.
25322 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
25323 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
25325 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
25326 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
25327 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
25328 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
25329 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
25330 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
25331 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
25332 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
25333 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
25334 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
25336 2004-07-05 Richard Henderson <rth@redhat.com>
25338 * function.c (assign_parm_setup_reg): Properly rename variables in
25339 FUNCTION_ARG_CALLEE_COPIES section.
25341 2004-07-05 Zack Weinberg <zack@codesourcery.com>
25343 * tree-mudflap.c: Include cgraph.h.
25344 (mf_init_extern_trees): Rename to mudflap_init. Export.
25345 Rewrite to create synthetic declarations instead of looking
25346 up declarations from mf-runtime.h.
25347 (mf_make_builtin, mf_make_cache_struct_type): New functions.
25348 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
25349 Correct commentary.
25350 (execute_mudflap_function_decls, mudflap_register_call):
25351 Don't call mf_init_extern_trees.
25352 (mudflap_finish_file): Use cgraph_build_static_cdtor.
25354 * tree-mudflap.h: Update prototypes.
25355 * c-mudflap.c: Delete file.
25356 * c-common.c: Include tree-mudflap.h.
25357 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
25358 * Makefile.in: Remove all references to c-mudflap.o.
25359 Update dependencies.
25361 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25363 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
25364 displacements with the spatial-locality cache-control completer.
25366 2004-07-05 Zack Weinberg <zack@codesourcery.com>
25368 * langhooks.c: Don't include gt-langhooks.h.
25369 (var_labelno): Delete.
25370 (lhd_set_decl_assembler_name): Do not append a distinguishing
25371 number to file-scope internal-linkage declarations for the first
25372 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
25373 the declaration itself (if at block scope), or its containing
25374 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
25377 * opts.c (cur_in_fname): New global.
25378 * opts.h: Declare it.
25379 * tree.c: Include opts.h.
25380 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
25381 DECL_UID equal to cur_in_fname.
25382 (copy_node_stat): Do not change DECL_UID when copying a
25383 TRANSLATION_UNIT_DECL.
25384 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
25385 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
25387 * c-decl.c (c_static_assembler_name): Delete.
25388 * c-tree.h (c_static_assembler_name): Delete prototype.
25389 * c-lang.c, objc/objc-lang.c: Don't override
25390 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
25392 * Makefile.in (tree.o): Update dependencies.
25393 (GTFILES): Remove langhooks.c.
25395 2004-07-05 Roger Sayle <roger@eyesopen.com>
25397 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
25398 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
25399 Normalize "X % C" as "X % -C" for signed modulus and negative C.
25400 Optimize "X % -Y" as "X % Y" for signed modulus.
25401 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
25402 into "((unsigned) X % Y) == 0".
25404 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
25406 * sourcebuild.texi (Config Fragments): Use @comma{} in
25407 cross-reference to section title.
25409 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25411 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
25412 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
25413 (gimplify_target_expr, gimplify_expr): Likewise.
25414 (copy_if_shared_r): No longer need special case for BIND_EXPR.
25415 (unshare_body, unvisit_body): Only look at nested if BODY_P is
25417 (gimplify_compound_lval): See if we can strip any useless conversion.
25418 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
25420 (gimplify_modify_expr_to_memset): Likewise.
25421 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
25422 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
25423 (declare_inline_vars): Likewise.
25424 (walk_type_fields): New function.
25425 (walk_tree): Use it.
25426 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
25428 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
25429 (sra_walk_modify_expr): Allow init function to fail.
25430 (scan_init): Now returns bool.
25431 (generate_element_init): If can't understand INIT, return false.
25432 (scalarize_init): Return false if generate_element_init does.
25434 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
25437 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
25438 bounds if bounds aren't constant.
25440 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
25442 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
25443 to type hooks; remove bogus PARAMS.
25445 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
25447 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
25448 * dwarf2out.c (add_data_member_location_attribute): Check for
25450 * tree.c (tree_node_kinds): Add "binfos".
25451 (binfo_lang_slots): New.
25452 (make_node_stat): Add TREE_BINFO.
25453 (make_tree_binfo_stat): New.
25454 (tree_node_structure): Add TREE_BINFO.
25455 * tree.def (TREE_BINFO): New.
25456 * tree.h (REC_OR_UNION_CHECK): Rename to ...
25457 (RECORD_OR_UNION_CHECK): ... here.
25458 (NOT_RECORD_OR_UNION_CHECK): New.
25459 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
25460 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
25461 RECORD_OR_UNION_CHECK.
25462 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
25463 (TYPE_LANG_SLOT_1): New.
25464 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
25465 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
25466 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
25467 (BINFO_ELTS): Remove.
25468 (BINFO_LANG_SLOT): New.
25469 (struct tree_binfo): New.
25470 (binfo_lang_slots): Declare.
25471 (enum tree_node_structure_enum): Add TS_BINFO.
25472 (union tree_node): Add binfo.
25473 (make_tree_binfo_stat): Declare.
25474 (make_tree_binfo): New.
25475 (enum tree_node_kind): Add binfo_kind.
25477 * objc/objc-act.c (start_class, objc_declare_protocols,
25478 start_protocols): Use TYPE_LANG_SLOT_1.
25479 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
25481 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
25482 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
25483 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
25484 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
25486 2004-07-05 Steven Bosscher <stevenb@suse.de>
25488 * rtl.h (struct rtx_def): Remove the integrated flag.
25489 Use the return_val flag for MEM_SCALAR_P.
25490 Reshuffle and update flags in CLEAR_RTX_FLAGS.
25492 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
25495 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
25496 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
25499 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
25501 * var-tracking.c: Fix some comments.
25502 (frame_stack_adjust): New.
25503 (vt_stack_adjustments): Init stack_adjust of entry block to
25504 minus stack adjustment of function prologue.
25505 (adjust_stack_reference): Do not adjust if adjustment == 0.
25506 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
25507 (emit_notes_in_bb): Likewise.
25508 (vt_add_function_parameters): Do not adjust locations of
25509 function arguments.
25510 (vt_initialize): Compute the stack adjustment of function
25511 prologue and offset the initial "location" of frame_base_decl
25512 from the stack pointer after prologue.
25514 2004-07-04 Richard Henderson <rth@redhat.com>
25516 * function.c (struct assign_parm_data_all): New.
25517 (struct assign_parm_data_one): New.
25518 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
25519 assign_parm_find_data_types, assign_parms_setup_varargs,
25520 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
25521 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
25522 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
25523 assign_parm_setup_block, assign_parm_setup_reg,
25524 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
25525 (assign_parms): ... here.
25527 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
25529 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
25530 now are bitmap_set_t's.
25531 (bitmap_insert_into_set): No point in inserting the value if
25533 (bitmap_set_contains): New function.
25534 (bitmap_set_replace_value): Add comment on why we do it
25536 (set_contains): Removed.
25537 (bitmap_set_subtract_from_value_set): New name of
25538 set_subtract now that it's arguments are two different
25541 (bitmap_find_leader): Change algorithm used.
25542 (find_or_generate_expression): Update use of functions for new
25544 (create_expression_by_pieces): Ditto.
25545 (insert_aux): Ditto.
25547 (add_to_sets): Ditto.
25549 (execute_pre): Ditto.
25550 (compute_avail): Ditto.
25551 Also ignore virtual phis.
25553 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
25555 * combine.c (simplify_comparison): Fix comment typo.
25557 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
25559 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
25560 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
25561 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
25562 (output_restore): Change parameter from 'insn' to 'pat'.
25563 (output_return): Adjust call to output_restore.
25564 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
25565 Adjust call to output_restore.
25567 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
25569 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
25570 and assert system is bsd.
25572 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
25574 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
25575 (TARGET_SWITCHES): Remove -mdebugc.
25576 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
25577 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
25578 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
25579 (sle_[sd]i_reg): Delete.
25581 2004-07-04 Steven Bosscher <stevenb@suse.de>
25583 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
25585 * config/iq2000/iq2000.md: Translate old pipeline description to an
25586 equivalent new one.
25588 2004-07-04 Roger Sayle <roger@eyesopen.com>
25590 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
25591 Ensure the replacement rhs is valid gimple before performing
25592 the substitution. Return false if these sanity checks fail.
25593 (fold_stmt): Only set changed to true, if set_rhs returns true.
25594 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
25597 2004-07-04 Richard Henderson <rth@redhat.com>
25600 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
25602 2004-07-04 Mark Mitchell <mark@codesourcery.com>
25604 * configure.ac (ranlib_flags): New variable.
25605 * Makefile.in (RANLIB_FLAGS): New variable.
25606 (libbackend.a): Use it.
25607 * configure: Regenerated.
25609 2004-07-04 Roger Sayle <roger@eyesopen.com>
25611 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
25612 a "sign mask" instead of using ashr_optab directly.
25614 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
25616 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
25617 * doc/cppopts.texi: Clarify processing of command-line defines.
25619 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
25621 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
25623 2004-07-04 Richard Henderson <rth@redhat.com>
25625 * rtl.def (ADDRESSOF): Remove.
25626 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
25627 (find_base_term, memrefs_conflict_p): Likewise.
25628 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
25629 (fold_rtx, cse_insn, set_live_p): Likewise.
25630 * dwarf2out.c (mem_loc_descriptor): Likewise.
25631 (add_location_or_const_value_attribute): Likewise.
25632 * emit-rtl.c (copy_insn_1): Likewise.
25633 * explow.c (memory_address): Likewise.
25634 * expmed.c (store_split_bit_field): Likewise.
25635 * expr.c (expand_expr_real_1): Likewise.
25636 * function.c (instantiate_decl
25637 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
25638 * genrecog.c (preds, validate_pattern): Likewise.
25639 * integrate.c (copy_rtx_and_substitute): Likewise.
25640 * recog.c (general_operand, register_operand): Likewise.
25641 (memory_address_p): Likwise.
25642 * reload1.c (eliminate_regs, elimination_effects): Likewise.
25643 * rtl.c (copy_rtx): Likewise.
25644 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
25645 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
25646 * rtlhooks.c (gen_lowpart_general): Likewise.
25647 * stmt.c (expand_asm_operands): Likewise.
25648 * web.c (entry_register, replace_ref, web_main): Likewise.
25649 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
25650 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
25651 * config/arm/arm.c (thumb_rtx_costs): Likewise.
25652 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
25653 * config/frv/frv.c (move_destination_operand, move_source_operand,
25654 condexec_dest_operand, condexec_source_operand,
25655 condexec_memory_operand): Likewise.
25656 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
25657 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
25658 (destination_xfmode_operand): Likewise.
25659 * config/mips/mips.h (PREDICATE_CODES): Likewise.
25660 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
25661 * config/s390/s390.c (general_s_operand): Likewise.
25662 * config/s390/s390.md (mov*): Likewise.
25663 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
25665 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
25666 * expr.c (expand_expr_real_1): Likewise.
25667 * stmt.c (expand_decl): Likewise.
25668 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25670 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
25671 postponed_insns, put_var_into_stack, put_reg_into_stack,
25672 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
25673 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
25674 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
25675 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
25676 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
25677 purge_bitfield_addressof_replacements, purge_addressof_replacements,
25678 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
25679 struct insns_for_mem_walk_info, insns_for_mem_walk,
25680 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
25681 setjmp_protect_args): Remove.
25682 (push_function_context_to): Don't handle var_refs_queue.
25683 (pop_function_context_from, free_after_compilation): Likewise.
25684 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
25685 (assign_parms, allocate_struct_function): Likewise.
25686 (use_register_for_decl): New.
25687 (expand_function_end): Don't setjmp_protect.
25688 * function.h (struct emit_status): Update commentary.
25689 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
25690 (max_parm_reg, parm_reg_stack_loc): Remove.
25691 * passes.c (DFI_addressof): Remove.
25692 (dump_file_info): Remove addressof.
25693 (rest_of_handle_addressof): Remove.
25694 (rest_of_compilation): Don't call it.
25695 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
25696 * stmt.c (expand_decl): Use use_register_for_decl.
25697 * tree.h: Update decls.
25698 * web.c (mark_addressof): Remove.
25699 * doc/invoke.texi (-dF): Remove.
25701 2004-07-03 Richard Henderson <rth@redhat.com>
25703 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
25704 instead of gen_mem_addressof.
25705 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
25706 TImode output register.
25708 2004-07-03 Richard Henderson <rth@redhat.com>
25710 PR tree-optimization/16341
25711 * tree-sra.c (sra_walk_function): Increment to next stmt before
25712 processing the current stmt.
25713 (sra_insert_after): Always use BSI_SAME_STMT.
25715 2004-07-03 Richard Henderson <rth@redhat.com>
25717 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
25718 fp plus with minus.
25720 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
25722 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
25723 with tree_int_cst_equal.
25725 2004-07-03 Andreas Schwab <schwab@suse.de>
25727 * config/ia64/ia64.md: Define new attribute "empty".
25728 (prologue_use, nop_x, insn_group_barrier): Set it.
25730 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
25731 skip over "empty" insns.
25733 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25735 * tree-inline.c (initialize_inlined_parameters): Pass proper function
25736 context to gimplify_body.
25737 (walk_tree): Don't walk into types twice.
25738 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
25740 * tree-sra.c (generate_element_init): Remove any useless conversions.
25742 * gimplify.c (gimplify_conversion): Remove stripping useless
25743 conversions from here.
25744 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
25745 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
25746 Unshare before substituting PLACEHOLDER_EXPR.
25747 (gimplify_modify_expr_to_memset): Likewise.
25748 Pass address of TO to memset, not TO itself.
25749 (gimplify_init_constructor): Make copy of OBJECT so we have it each
25750 time we make an expression (to match a PLACEHOLDER_EXPR).
25752 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
25753 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
25754 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
25755 * tree-ssa-dom.c (local_fold): Likewise.
25757 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
25758 * langhooks.h (strct lang_hooks): New field type_max_size.
25759 * function.c (assign_temp): Call it.
25761 2004-07-03 Steven Bosscher <stevenb@suse.de>
25763 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
25764 * config/sh/sh.md: Convert the SH1 pipeline description to
25767 2004-07-02 Zack Weinberg <zack@codesourcery.com>
25769 * c-decl.c (struct c_binding): Remove contour field; add
25770 depth, invisible, nested fields.
25771 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
25772 (B_IN_EXTERNAL_SCOPE): New convenience macros.
25773 (bind): Add invisible and nested arguments. Initialize
25774 new fields of struct c_binding; adjust loop scanning for
25776 (free_binding_and_advance): Clear structure with memset.
25777 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
25778 in file scope, even if it's in external scope too.
25779 (pushdecl): Adjust to match. Create invisible file-scope
25780 declarations for block-scope forward declarations of static functions.
25781 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
25782 (undeclared_variable, lookup_label, declare_label, define_label)
25783 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
25784 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
25785 (store_parm_decls_oldstyle): Adjust to match.
25786 (diagnose_mismatched_decls): Correct handling of linkage clashes.
25787 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
25789 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
25790 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
25792 2004-07-02 Richard Henderson <rth@redhat.com>
25794 * c-decl.c (grokdeclarator): Don't frob current_function_decl
25795 around variable_size.
25796 (set_decl_nonlocal): Remove.
25797 (store_parm_decls): Add stmts for pending sizes.
25798 * calls.c (calls_function, calls_function_1): Remove.
25799 (precompute_arguments): Don't call it.
25800 * cfgexpand.c (set_save_expr_context): Remove.
25801 (tree_expand_cfg): Don't call it.
25802 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
25803 (dwarf2out_finish): Likewise.
25804 * expr.c (emit_block_move): Adjust addresses to BLKmode.
25805 (store_constructor): Don't pre-evaluate SAVE_EXPR.
25806 (safe_from_p): Don't queue SAVE_EXPRs.
25807 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
25808 or build plain VAR_DECLs.
25809 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
25811 (fold_checksum_tree): Don't special-case SAVE_EXPR.
25812 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
25813 (put_var_into_stack): Don't handle SAVE_EXPR.
25814 (gen_mem_addressof): Likewise.
25815 * function.h (struct function): Remove x_save_expr_regs.
25816 (save_expr_regs): Remove.
25817 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
25818 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
25819 * stor-layout.c (variable_size): Don't set it.
25820 (force_type_save_exprs, force_type_save_exprs_1): Remove.
25821 * tree-inline.c (remap_save_expr): Remove fn argument. Update
25822 all callers. Don't set SAVE_EXPR_CONTEXT.
25823 * tree-inline.h (remap_save_expr): Update decl.
25824 * tree.c (save_expr): Update build size.
25825 (first_rtl_op): Don't handle SAVE_EXPR.
25826 (unsave_expr_1, contains_placeholder_p): Likewise.
25827 (decl_function_context): Likewise.
25828 * tree.def (SAVE_EXPR): Remove args 1 and 2.
25829 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
25830 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
25832 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
25834 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
25835 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
25836 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
25837 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
25838 some first-person references and patronizing comments. Based on
25840 * doc/invoke.texi: Don't reference fortran@gnu.org.
25841 * doc/trouble.texi (Warning when a non-void function value is
25842 ignored): Rewrite. From Russ Allbery and Chris Devers.
25844 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
25846 * tree-ssa-pre.c (bitmap_set_t): New.
25847 (bb_value_sets): avail_out is now a bitmap_set_t.
25848 (bitmap_find_leader): New function.
25849 (bitmap_value_insert_into_set): Ditto.
25850 (bitmap_set_copy): Ditto.
25851 (bitmap_value_replace_in_set): Ditto.
25852 (bitmap_set_contains_value): Ditto.
25853 (bitmap_set_new): Ditto.
25854 (bitmap_set_pool): New pool.
25855 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
25856 (insert_aux): Ditto.
25857 (add_to_sets): Ditto.
25858 (compute_avail): Ditto
25859 (eliminate): Ditto.
25862 (execute_pre): Ditto.
25864 2004-07-02 Roger Sayle <roger@eyesopen.com>
25866 * config/rs6000/rs6000.c (struct processor_costs): New structure
25867 used to hold instruction latencies/sizes for processor types.
25868 (rs6000_cost): New global variable pointing to current CPU's costs.
25869 (rs6000_override_options): Initialize rs6000_cost to point to the
25870 appropriate cost table based upon rs6000_cpu and optimize_size.
25871 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
25874 2004-07-02 Richard Henderson <rth@redhat.com>
25876 * expmed.c (make_tree): Don't use SET_DECL_RTL.
25878 2004-07-02 Steven Bosscher <stevenb@suse.de>
25880 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
25882 2004-07-01 Richard Henderson <rth@redhat.com>
25884 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
25885 (alpha_gp_save_rtx): Use assign_stack_local instead of
25888 2004-07-01 Richard Henderson <rth@redhat.com>
25890 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
25891 (alpha_rtx_cost_data): Update to match.
25892 (alpha_rtx_cost_size): New.
25893 (alpha_rtx_costs): Honor optimize_size.
25895 2004-07-01 Richard Henderson <rth@redhat.com>
25897 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
25898 * cfgexpand.c (tree_expand_cfg): Do it here.
25899 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
25900 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
25901 * config/mips/mips.c (mips_output_mi_thunk): And here.
25902 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
25903 * config/sh/sh.c (sh_output_mi_thunk): And here.
25904 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
25906 2004-07-01 Richard Henderson <rth@redhat.com>
25908 * tree.def (RTL_EXPR): Remove.
25909 * c-typeck.c (lvalue_p): Don't handle it.
25910 * expr.c (safe_from_p): Likewise.
25911 (expand_expr_real_1): Likewise.
25912 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
25913 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
25914 * gengtype.c (adjust_field_tree_exp): Likewise.
25915 * stmt.c (warn_if_unused_value): Likewise.
25916 * tree-gimple.c (recalculate_side_effects): Likewise.
25917 * tree-pretty-print.c (dump_generic_node): Likewise.
25918 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
25919 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
25920 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
25922 * stmt.c (struct stmt_status): Remove x_last_expr_type,
25923 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
25924 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
25925 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
25926 all the bits that tracked last_expr.
25927 (expand_end_bindings): Don't track last_expr.
25928 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
25929 (clear_last_expr): Remove.
25930 (expand_asm): Don't call it.
25931 (expand_asm_operands, expand_end_cond): Likewise.
25932 (expand_naked_return, expand_null_return_1): Likewise.
25933 * c-typeck.c (c_begin_compound_stmt): Likewise.
25934 * cfgexpand.c (expand_block): Use expand_expr_stmt.
25935 * expr.c (expand_expr_real_1): Likewise.
25936 * tree.h: Update prototypes.
25938 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
25939 (struct emit_status): Remove sequence_rtl_expr.
25940 (struct function): Remove x_rtl_expr_chain.
25941 (seq_rtl_expr, rtl_expr_chain): Remove.
25942 * function.c (struct temp_slot): Remove rtl_expr.
25943 (assign_stack_temp_for_type): Don't set it.
25944 (free_temp_slots, pop_temp_slots): Don't check it.
25945 (free_after_compilation): Don't clear x_rtl_expr_chain.
25946 (fixup_var_refs): Don't search it.
25947 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
25948 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
25950 (push_topmost_sequence): Likewise.
25951 (end_sequence, init_emit): Likewise.
25952 (start_sequence_for_rtl_expr): Remove.
25953 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
25954 * rtl.h (preserve_rtl_expr_result): Remove.
25956 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
25958 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
25959 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
25962 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
25964 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
25965 (STANDARD_STARTFILE_PREFIX_2): Define.
25966 (standard_startfile_prefix_1): Initialize to
25967 STANDARD_STARTFILE_PREFIX_1.
25968 (standard_startfile_prefix_2): Initialize to
25969 STANDARD_STARTFILE_PREFIX_2.
25970 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
25971 (STANDARD_STARTFILE_PREFIX_1): Define.
25972 (STANDARD_STARTFILE_PREFIX_2): Define.
25973 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
25974 (STANDARD_STARTFILE_PREFIX_2): Document.
25976 2004-07-01 Richard Henderson <rth@redhat.com>
25978 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
25979 in order to disable scalarization. Instead set a flag and wait
25980 for a candidate decl.
25982 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
25984 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
25985 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
25986 Use terminology "testsuite" and "enumerated".
25988 2004-07-01 Richard Henderson <rth@redhat.com>
25990 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
25991 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
25992 (initial_return_save): Likewise.
25993 (flush_queued_reg_saves): Remap register numbers.
25994 (dwarf2out_return_reg): Likewise.
25996 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25998 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
26000 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
26001 access functions for lower bound and element size and only output
26002 if lower bound nonzero or element size not same as that of type.
26003 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
26005 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26007 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
26009 2004-07-01 Per Bothner <per@bothner.com>
26011 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
26013 2004-07-01 Jakub Jelinek <jakub@redhat.com>
26015 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
26016 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
26017 first operand. Don't optimize if the bitfield is volatile.
26019 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26021 * c-pretty-print.c (pp_c_postfix_expression): Handle
26022 floating-point comparison operators.
26023 (pp_c_expression): Pass floating-point comparison
26024 operators to pp_c_postfix_expression.
26026 2004-07-01 Roger Sayle <roger@eyesopen.com>
26028 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
26029 rtx_cost instead of "had_mult" to determine whether the transformed
26030 expression is cheaper than the original.
26032 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
26034 * alias.c (get_alias_set, canon_rtx, get_addr,
26035 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
26037 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
26038 expand_builtin): Likewise.
26039 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
26041 * combine.c (can_combine_p, combinable_i3pat, try_combine,
26042 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
26043 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
26044 record_dead_and_set_regs_1, get_last_value_validate,
26045 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
26046 * cse.c (check_dependence, canon_hash, equiv_constant,
26047 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
26048 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
26049 count_reg_usage): Likewise.
26050 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
26051 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
26052 cselib_record_sets): Likewise.
26053 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
26054 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
26055 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
26056 * df.c (df_uses_record): Likewise.
26057 * dojump (do_jump): Likewise.
26058 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
26059 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
26060 decl_start_label): Likewise.
26061 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
26062 operand_subword, change_address_1, make_safe_from): Likewise.
26063 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
26064 stabilize, force_not_mem): Likewise.
26065 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
26066 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
26067 * expr.c (convert_move, convert_modes, emit_block_move,
26068 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
26069 emit_move_insn_1, expand_assignment, store_expr,
26070 store_constructor_field, store_constructor, store_field,
26071 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
26073 * final.c (cleanup_subreg_operands, alter_subreg,
26074 get_mem_expr_from_op): Likewise.
26075 * flow.c (notice_stack_pointer_modification_1,
26076 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
26078 * function.c (mark_temp_addr_taken, preserve_temp_slots,
26079 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
26080 optimize_bit_field, flush_addressof, purge_addressof_1,
26081 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
26082 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
26083 keep_stack_depressed): Likewise.
26084 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
26085 noce_process_if_block, find_memory): Likewise.
26086 * integrate.c (subst_constants, allocate_initial_values): Likewise.
26087 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
26088 update_equiv_regs): Likewise.
26089 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
26090 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
26091 * optabs.c (expand_abs, emit_unop_insn): Likewise.
26092 * passes.c (rest_of_handle_final): Likewise.
26093 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
26094 move2add_note_store): Likewise.
26095 * ra-build.c (detect_remat_webs): Likewise.
26096 * ra-debug.c (dump_static_insn_cost): Likewise.
26097 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
26098 * recog.c (validate_change, apply_change_group, cancel_changes,
26099 validate_replace_rtx_1, general_operand, register_operand,
26100 nonmemory_operand, push_operand, pop_operand, memory_operand,
26101 indirect_operand, asm_operand_ok, offsettable_memref_p,
26102 offsettable_nonstrict_memref_p, constrain_operands,
26103 store_data_bypass_p): Likewise.
26104 * reg-stack.c (subst_stack_regs_pat): Likewise.
26105 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
26106 copy_cost, reg_scan_mark_refs): Likewise.
26107 * regmove.c (optimize_reg_copy_3, stack_memref_p,
26108 combine_stack_adjustments_for_block): Likewise.
26109 * regrename.c (copyprop_hardreg_forward_1): Likewise.
26110 * reload.c (can_reload_into, push_reload, decompose, immune_p,
26111 find_reloads, find_reloads_address, find_reloads_address_1,
26112 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
26113 find_equiv_reg): Likewise.
26114 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
26115 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
26116 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
26117 delete_address_reloads): Likewise.
26118 * resource.c (mark_referenced_resources): Likewise.
26119 * rtlanal.c (get_jump_table_offset, count_occurrences,
26120 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
26121 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
26122 num_sign_bit_copies1): Likewise.
26123 * rtlhooks.c (gen_lowpart_general): Likewise.
26124 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
26125 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
26126 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
26127 sdbout_global_decl): Likewise.
26128 * simplify-rtx.c (simplify_subreg): Likewise.
26129 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
26130 expand_anon_union_decl, expand_end_case_type): Likewise.
26131 * unroll.c (calculate_giv_inc): Likewise.
26132 * var-tracking.c (stack_adjust_offset_pre_post,
26133 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
26134 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
26135 vt_add_function_parameters): Likewise.
26136 * varasm.c (make_var_volatile, notice_global_symbol,
26137 assemble_external, decode_addr_const, mark_weak,
26138 default_encode_section_info): Likewise.
26140 2004-07-01 Steven Bosscher <stevenb@suse.de>
26142 * stmt.c (check_seenlabel): Remove.
26143 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
26145 2004-07-01 Richard Henderson <rth@redhat.com>
26147 * function.h (struct function): Remove x_function_call_count.
26148 (function_call_count): Remove.
26149 * calls.c (expand_call): Don't set it.
26150 * integrate.c (copy_rtx_and_substitute): Likewise.
26152 * function.h (struct function): Remove x_cleanup_label.
26153 (cleanup_label): Remove.
26154 * stmt.c (expand_value_return): Don't use it.
26155 * function.c (free_after_compilation): Don't set it.
26156 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
26157 * cfgexpand.c (tree_expand_cfg): Update call.
26158 * tree.h (expand_function_start): Update decl.
26160 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
26163 * c-lang.c (c_initialize_diagnostics): Move from here ...
26164 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
26165 (c_tree_printer): Use pretty-printer to format %T.
26166 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
26167 before '*' if not C++.
26168 (pp_c_direct_abstract_declarator): Don't try to print array upper
26169 bound for flexible array members.
26170 * c-tree.h: Include "diagnostic.h".
26171 (c_initialize_diagnostics): Declare.
26172 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
26173 * c-format.c (format_type_warning): New function. Improve
26174 diagnostics for incorrect format argument types.
26175 (check_format_types): Use it. Add two parameters. Use the
26176 TYPE_MAIN_VARIANT of wanted_type.
26177 (check_format_info_main): Pass new parameters to
26178 check_format_types.
26179 (struct format_wanted_type): Update comment.
26181 2004-07-01 Nick Clifton <nickc@redhat.com>
26183 * target.h (struct gcc_target): Add new field to struct cxx:
26184 import_export_class.
26185 * target-def.h (TARGET_CXX): Initialise the new field.
26186 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
26188 * doc/tm.texi: Document the new target hook.
26190 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26192 * builtins.c (fold_builtin_classify): Fix typo.
26194 2004-07-01 Richard Henderson <rth@redhat.com>
26196 * function.c (identify_blocks, identify_blocks_1): Remove.
26197 * function.h (identify_blocks): Remove.
26198 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
26200 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
26202 * builtins.c (fold_builtin_classify): New.
26203 (fold_builtin_unordered_cmp): Fix commentary.
26204 (fold_builtin): Use it.
26205 * builtins.def: Define builtins for isnan,
26206 isnanf, isnanl, finite, finitef, finitel,
26207 isinf, isinff, isinfl.
26209 2004-07-01 Richard Henderson <rth@redhat.com>
26211 * function.h (struct function): Remove dont_emit_block_notes.
26212 * gimple-low.c (lower_function_body): Don't set it.
26213 * cfgexpand.c (expand_block): Don't check it.
26214 * cfglayout.c (insn_locators_initialize): Likewise.
26215 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
26216 * passes.c (rest_of_compilation): Likewise.
26217 * stmt.c (expand_start_bindings_and_block): Likewise.
26218 (expand_end_bindings): Likewise.
26220 2004-07-01 Richard Henderson <rth@redhat.com>
26222 * cgraph.h (cgraph_build_static_cdtor): Declare.
26223 * cgraphunit.c (cgraph_build_static_cdtor): New.
26224 * c-objc-common.c (build_cdtor): Use it.
26225 * coverage.c (create_coverage): Likewise.
26226 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
26227 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
26229 See ChangeLog.11 for earlier changes.