1 2005-12-07 Alan Modra <amodra@bigpond.net.au>
3 * gcc.c (init_gcc_specs): Match braces inside conditionally
6 2005-12-06 Geoffrey Keating <geoffk@apple.com>
8 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
10 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
13 * tree.c (integer_all_onesp): Always return true if all bits on.
15 * testsuite/g++.dg/init/array0.C: New.
17 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
19 * doc/md.texi: Adapt to implementation.
21 2005-12-06 Andreas Schwab <schwab@suse.de>
23 * opts.c (decode_options): Fix typo in message.
25 2005-12-06 Alan Modra <amodra@bigpond.net.au>
28 * longlong.h: Merge PPC tests from upstream.
30 2005-12-06 Richard Guenther <rguenther@suse.de>
32 * fold-const.c (fold_convert): Do not build and fold
33 CONVERT_EXPR, but always use NOP_EXPR.
35 2005-12-06 Jan Beulich <jbeulich@novell.com>
37 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
38 __builtin_ia32_paddq and __builtin_ia32_subq.
39 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
40 __builtin_ia32_pshufw.
41 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
43 2005-12-05 James E Wilson <wilson@specifix.com>
46 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
49 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
51 * print-tree.c (print_node): Ditto.
52 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
53 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
54 before accessing DECL_ARTIFICIAL.
55 Handle new tag tree codes.
56 * tree-flow-inline.h (clear_call_clobbered): Update for tag
58 (unmodifiable_var_p): Ditto.
59 * tree-flow.h (mem_tag_kind): Remove.
60 (struct var_ann_d): Remove mem_tag_kind member.
61 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
62 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
63 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
64 (group_aliases): Ditto.
65 (setup_pointers_and_addressables): Ditto.
66 (is_escape_site): Ditto.
68 (create_tag_raw): New function.
69 (create_memory_tag): Use it.
70 (dump_alias_info): Update for tags.
71 (may_be_aliased): Ditto.
72 (add_type_alias): Ditto.
73 (new_type_alias): Ditto.
75 (create_structure_vars): Ditto.
76 * tree-ssa-ccp.c (get_default_value): Ditto.
77 * tree-ssa-operands.c (get_expr_operands): Ditto.
78 (add_stmt_operand): Ditto.
79 (add_call_clobber_ops): Remove duplicated condition.
80 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
82 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
83 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
84 * tree.c (init_ttree): Update structures for new tree codes.
85 (tree_code_size): Update sizes for new tree codes.
86 (make_node_stat): Don't try to set common things on minimal
88 (tree_node_structure): Update for tags.
89 (is_global_var): Ditto.
90 * tree.def: Add new tree codes.
91 * tree.h (MTAG_P): New macro.
92 (TREE_MEMORY_TAG_CHECK): Ditto.
93 (SSA_VAR_P): Update for tags.
94 (struct tree_memory_tag): New structure.
95 (MTAG_GLOBAL): New macro.
96 (union tree_node): Add memory tag member.
97 * treestruct.def (TS_MEMORY_TAG): New.
99 2005-12-05 Dale Johannesen <dalej@apple.com>
101 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
102 what was approved (PR 24323).
104 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
106 * doc/c-tree.texi (Function Bodies): Remove description of
109 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
111 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
112 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
113 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
114 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
115 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
118 2005-12-05 Geoffrey Keating <geoffk@apple.com>
120 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
122 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
123 hook_bool_void_false.
124 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
125 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
127 * config/darwin.c (machopic_select_section): It's not defined
128 as weak if it's only marked as weak_import.
130 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
133 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
134 A hidden weak object does bind locally. Strong linkonce data
135 counts like any other strong symbol for binding.
136 (weak_finish_1): Don't specially handle weakrefs, they no longer
138 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
139 * c-common.c (handle_alias_attribute): Allow static aliases
141 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
142 * gthr-dce.h: Make weakrefs static.
143 * gthr-tpf.h: Likewise.
144 * gthr-solaris.h: Likewise.
145 * gthr-posix.h: Likewise.
146 * gthr-posix95.h: Likewise.
147 * config/darwin.c (darwin_encode_section_info): static weakref
148 variables are not necessarily defined in this translation unit.
149 * doc/extend.texi (Function Attributes): Mention that an alias
150 attribute creates a definition for the thing it's attached to.
151 Change the documentation for weakref to say that the thing
152 it's attached to must be static.
154 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
155 we don't go into an infinite loop.
157 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
159 * config/rs6000/predicates.md (logical_const_operand): Split
160 out of logical_operand.
161 (logical_operand): Use it.
162 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
163 logical_const_operand.
165 2005-12-05 Jan Beulich <jbeulich@novell.com>
167 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
168 and IX86_BUILTIN_CMPNESS.
169 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
170 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
171 * config/i386/i386.md (movti_internal): Correct type attribute.
172 Simplify mode attribute.
173 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
174 Correct type attribute.
175 (absxf2): Correct operator.
176 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
177 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
178 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
180 (sse2_vmsqrtv2df2): Correct mode attribute.
182 2005-12-05 Jan Beulich <jbeulich@novell.com>
184 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
185 16 bits. Provide insn pattern for this case.
187 2005-12-05 Jan Beulich <jbeulich@novell.com>
189 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
191 (__popcountDI2): Likewise.
193 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
196 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
197 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
198 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
201 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
203 * c-typeck.c (null_pointer_constant_p): New function.
204 (build_conditional_expr, build_c_cast, convert_for_assignment,
205 build_binary_op): Use it.
207 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
209 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
210 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
212 (check_function_arguments_recurse): Allow both NOP_EXPR and
213 CONVERT_EXPR but check conversions preserve precision.
214 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
215 but check conversions preserve precision.
216 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
219 2005-12-04 Roger Sayle <roger@eyesopen.com>
222 * common.opt (Wstring-literal-comparison): New command line option.
223 * c-opts.c (c_common_handle_option): Set it with -Wall.
224 * c-typeck.c (parser_build_binary_op): Issue warning if either
225 operand of a comparison operator is a string literal, except for
226 testing equality or inequality against NULL.
228 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
230 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
232 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
233 of building a NOP_EXPR.
234 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
236 * c-convert.c (convert): Use fold_convert instead of building
237 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
238 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
240 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
241 NOP_EXPR the same as CONVERT_EXPR.
242 * c-typeck.c (build_function_call): Use fold_convert instead of
243 building a NOP_EXPR directly.
244 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
246 2005-12-03 Alan Modra <amodra@bigpond.net.au>
248 PR rtl-optimization/25197
249 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
252 2005-12-02 Stuart Hastings <stuart@apple.com>
254 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
257 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
259 * c-typeck.c (default_function_array_conversion,
260 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
261 (build_conditional_expr): Apply integer_zerop to orig_op1 and
262 orig_op2. Don't check them for NOP_EXPR.
263 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
266 2005-12-03 Alan Modra <amodra@bigpond.net.au>
268 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
269 toc_save_offset, toc_size, lr_size.
270 (rs6000_stack_info): Use memset rather than bss struct copy to init.
271 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
272 Adjust for removal of unused rs6000_stack_t fields.
273 (debug_stack_info): Adjust.
274 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
275 first, and don't bother checking for set/inc of lr on sibcalls.
276 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
278 2005-12-02 Jakub Jelinek <jakub@redhat.com>
281 * config/i386/i386.md (movqi_1): Only force imovx for alternative
282 5 if operand 1 is not aligned. Undo previous constraint change.
283 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
285 2005-12-02 Richard Guenther <rguenther@suse.de>
287 * tree.h (build): Remove prototype.
288 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
289 * tree.c (build): Remove.
290 (build0_stat): Update comment.
292 2005-12-02 Richard Guenther <rguenther@suse.de>
294 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
295 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
297 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
298 maybe_fold_offset_to_component_ref): Likewise.
299 * tree-ssa-dom.c (thread_across_edge,
300 simplify_rhs_and_lookup_avail_expr,
301 find_equivalent_equality_comparison, record_equivalences_from_stmt):
303 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
304 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
305 lower_try_finally_switch): Likewise.
306 * tree-if-conv.c (add_to_dst_predicate_list,
307 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
308 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
309 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
310 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
311 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
312 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
313 gimplify_init_ctor_eval, gimplify_init_constructor,
314 gimplify_variable_sized_compare, gimplify_boolean_expr,
315 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
316 gimplify_expr, gimplify_body, gimplify_function_tree,
317 force_gimple_operand): Likewise.
318 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
319 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
320 mx_register_decls): Likewise.
321 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
322 get_frame_field, finalize_nesting_tree_1): Likewise.
323 * tree-inline.c (setup_one_parameter): Likewise.
324 * tree-vect-transform.c (vectorizable_condition): Likewise.
325 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
327 * tree-profile.c (tree_gen_edge_profiler): Likewise.
328 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
329 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
330 * tree-chrec.h (build_polynomial_chrec): Likewise.
332 2005-12-02 Richard Guenther <rguenther@suse.de>
334 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
335 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
336 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
337 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
338 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
339 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
340 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
342 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
343 sh_adjust_unroll_max): Likewise.
344 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
345 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
346 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
348 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
350 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
353 2005-12-02 Richard Guenther <rguenther@suse.de>
355 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
356 simplify_cond_using_ranges): Use buildN instead of build.
357 * tree-tailcall.c (adjust_accumulator_values,
358 adjust_return_value): Likewise.
359 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
360 generate_element_copy, generate_element_zero,
361 generate_one_element_init): Likewise.
362 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
363 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
364 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
365 perfect_nestify): Likewise.
367 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
369 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
371 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
373 * ggc.h (GGC_RESIZEVEC): New.
375 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
377 * gcc.c (execute): Improve readability.
379 2005-12-02 Richard Guenther <rguenther@suse.de>
381 * tree-cfg.c (mark_used_vars): New function.
382 (dump_function_to_file): Dump only used VAR_DECLs.
384 2005-12-02 Richard Guenther <rguenther@suse.de>
386 * convert.c (convert_to_integer): Fix compare for nonpositive
387 constant to use tree_int_cst_sgn <= 0.
389 2005-12-02 Richard Guenther <rguenther@suse.de>
391 * convert.c (convert_to_integer): Use fold_convert instead
392 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
393 instead of comparing against 0. Use build_int_cst instead
394 of converting integer_zero_node.
396 2005-12-02 Richard Guenther <rguenther@suse.de>
398 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
401 2005-12-02 Alan Modra <amodra@bigpond.net.au>
404 * combine.c (simplify_logical <IOR>): Simplify more patterns to
407 2005-12-02 Alan Modra <amodra@bigpond.net.au>
410 * function.c (expand_function_end): Emit blockage for unwinder
413 2005-12-01 Roger Sayle <roger@eyesopen.com>
415 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
416 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
417 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
418 integer constant comparisons.
420 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
421 Janis Johnson <janis187@us.ibm.com>
422 David Edelsohn <dje@watson.ibm.com>
423 Ben Elliston <bje@au.ibm.com>
425 * dfp.h, dfp.c: New files.
426 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
427 (DECNUM_H): Likewise.
428 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
429 (INCLUDES): Append $(DECNUMINC).
430 (OBJS-common): Add dfp.o.
432 * real.h (EXP_BITS): Pinch one bit to ..
433 (struct real_value): Add decimal field.
434 (real_format): Change table size, update documentation.
435 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
436 (real_from_string3): Declare.
437 (decimal_single_format): Declare.
438 (decimal_double_format): Declare.
439 (decimal_quad_format): Declare.
440 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
441 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
442 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
443 * real.c: Include dfp.h.
444 (normalize): Early return for decimal floats.
445 (do_add): Zero decimal field.
446 (do_compare): Call do_decimal_compare for decimal floats.
447 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
448 (real_arithmetic): Call decimal_real_arithmetic for decimal
449 floating point operands.
450 (real_identical): If a and b are of differing radix, return false.
451 (real_to_integer): Call decimal_real_to_integer if the value is a
453 (real_to_integer2): Likewise, call decimal_real_to_integer2.
454 (real_to_decimal): Likewise, call decimal_real_to_decimal.
455 (real_to_hexadecimal): Place "N/A" in the return string for
457 (real_from_string3): New variant, given a mode.
458 (real_maxval): Use decimal_real_maxval for decimal floats.
459 (round_for_format): Use decimal_round_for_format for decimals.
460 (real_convert): Use decimal_real_convert where appropriate.
461 (significand_size): Handle base 10.
462 (encode_decimal_single, decode_decimal_single,
463 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
464 decode_decimal_quad): New functions.
465 (decimal_single_format): New.
466 (decimal_double_format): New.
467 (decimal_quad_format): New.
468 * machmode.def: Add SD, DD and TD decimal floating point modes.
469 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
470 Include MODE_DECIMAL_FLOAT.
471 (DECIMAL_FLOAT_MODE_P): New.
472 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
473 * genmodes.c (struct mode_data): Add counter field.
474 (struct mode_data): Update comment for format.
475 (blank_mode): Initialise counter field.
476 (new_mode): Increment counter field for each mode defined.
477 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
479 (make_complex_modes): Handle modes containing `D'.
480 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
481 (make_decimal_float_mode): New.
482 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
483 (cmp_modes): Compare counter field if other characteristics
485 (emit_real_format_for_mode): Support formats for decimal floats.
486 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
487 Document MODE_DECIMAL_FLOAT.
489 2005-12-02 Alan Modra <amodra@bigpond.net.au>
491 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
494 2005-12-01 Richard Henderson <rth@redhat.com>
496 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
498 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
500 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
502 * config/pa/pa.c (pa_init_builtins): If we detect
503 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
506 2005-12-01 Richard Guenther <rguenther@suse.de>
508 * fold-const.c (fold_binary): Use fold_build2, not
511 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
513 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
515 * vec.h (VEC_block_remove): New.
517 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
520 * c-common.c (lvalue_error): Fix wording.
522 2005-12-01 Richard Guenther <rguenther@suse.de>
524 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
525 thinko in last patch.
527 2005-12-01 Geoffrey Keating <geoffk@apple.com>
529 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
530 than -flat_namespace.
532 2005-12-01 Ben Elliston <bje@au.ibm.com>
534 * mklibgcc.in: Parameterise the script to build soft float
535 functions by iterating over each type, rather than cloning the
538 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
541 * builtins.c (fold_builtin_fputs): Defer check for missing
542 replacement functions.
544 2005-11-30 Kean Johnston <jkj@sco.com>
546 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
547 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
549 2005-11-30 Richard Guenther <rguenther@suse.de>
551 PR tree-optimization/22501
552 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
553 function split out from ...
554 (forward_propagate_addr_expr): ... here. Use it to propagate
555 ADDR_EXPRs to all uses.
557 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
559 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
560 * builtins.c (expand_builtin_mathfn): Use them.
561 (expand_builtin_mathfn_2): Likewise.
562 (expand_builtin_mathfn_3): Likewise.
563 (expand_builtin_int_roundingfn): Likewise.
564 (expand_builtin): Likewise.
565 (integer_valued_real_p): Likewise.
566 (fold_builtin_int_roundingfn): Likewise.
567 (fold_builtin_bitop): Likewise.
568 (fold_builtin_logarithm): Likewise.
569 (fold_builtin_1): Likewise.
570 * convert.c (convert_to_integer): Likewise.
571 * fold-const.c (negate_mathfn_p): Likewise.
572 (tree_expr_nonnegative_p): Likewise.
574 2005-11-30 Dale Johannesen <dalej@apple.com>
575 Andrew Pinski <pinskia@physics.uc.edu>
577 * combine.c (find_split_point): Sign extend bitmask
578 when changing bitfield assignment to IOR of AND.
580 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
582 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
583 clobber to scratch reg.
584 (*decrement_and_branch_until_zero_no_clobber): Remove.
585 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
586 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
587 * config/ms1/ms1.opt (mmul): Remove.
588 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
589 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
591 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
592 Bernd Schmidt <bernd.schmidt@analog.com>
594 * pa/predicates.md (symbolic_operand): Add comment.
595 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
596 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
597 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
598 (pa_secondary_reload_class): Delete.
599 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
600 and pa_secondary_reload_class. Reorder some checks. Update inline
601 copy of symbolic operand.
602 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
604 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
606 * loop-doloop.c (add_test): Only add jump notes if we did emit a
609 2005-11-30 Jeff Law <law@redhat.com>
611 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
612 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
614 2005-11-30 Jakub Jelinek <jakub@redhat.com>
616 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
617 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
618 (ia64_expand_move): Adjust caller.
620 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
621 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
624 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
626 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
627 Always produce an output if we can remove NEGs or canonicalize
628 (minus (minus ...)) expressions. Provide a fast path for the
630 (simplify_gen_binary): Do not call simplify_plus_minus.
631 (simplify_binary_operation_1): Reassociate at the end of the
634 2005-11-29 Evan Cheng <evan.cheng@apple.com>
636 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
637 moves and unpack to speed up.
639 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
641 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
642 argument, they are always sparc_compare_op0 and sparc_compare_op1.
643 (gen_v9_scc): Update callers.
644 * config/sparc/sparc.md: Likewise.
645 * config/sparc/sparc-protos.h: Update extern declaration.
647 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
649 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
651 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
654 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
656 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
657 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
660 2005-11-29 Ben Elliston <bje@au.ibm.com>
662 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
665 2005-11-29 Ben Elliston <bje@au.ibm.com>
667 * Makefile.in (clean-target): Depend on clean-target-libgcc.
668 (clean-target-libgcc): Import rule from the top-level Makefile.in.
670 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
674 * builtins.c (init_target_chars): New.
675 (expand_builtin_printf, expand_builtin_fprintf,
676 expand_builtin_sprintf, fold_builtin_sprintf,
677 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
678 fold_builtin_snprintf_chk, fold_builtin_printf,
679 fold_builtin_fprintf): Check for matching format strings using
682 2005-11-29 Paul Brook <paul@codesourcery.com>
684 * config.gcc: Do not use fixproto on m68k-elf.
686 2005-11-28 Roger Sayle <roger@eyesopen.com>
688 * expmed.c (div_cost): Replace with...
689 (sdiv_cost, udiv_cost): New.
690 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
691 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
692 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
693 (expand_divmod): Replace use of div_cost with either sdiv_cost
694 or udiv_cost depending upon the signedness of the operation.
696 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
699 * config/darwin.c (machopic_indirection_name,
700 machopic_output_indirection): Follow transparent alias chain.
702 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
704 * varasm.c (ultimate_transparent_alias_target): Add comment.
706 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
708 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
709 SET_SRC instead of XEXP where appropriate.
711 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
713 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
716 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
718 * config/fp-bit.h (LSHIFT): Take shift count parameter.
719 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
722 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
724 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
725 secondary_input_reload_class, made static. Adapt to new
727 (secondary_output_reload_class): Delete.
728 (TARGET_SECONDARY_RELOAD): New macro.
729 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
730 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
732 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
735 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
736 when its natural alignment is > BITS_PER_UNIT.
737 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
738 * c-common.c (handle_packed_attribute): Ignore packing on a field
739 whose type is naturally char aligned.
741 2005-11-28 Richard Guenther <rguenther@suse.de>
743 * c-common.c (strict_aliasing_warning): Handle all
744 component-ref like accesses.
746 2005-11-28 Roger Sayle <roger@eyesopen.com>
747 Uros Bizjak <uros@kss-loka.si>
750 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
751 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
752 when flag_unsafe_math_optimizations is set and
753 we don't care about NaNs or Infinities.
755 Move x/expN(y) and x/pow(y,z) transformation into common
756 flag_unsafe_math_optimizations section.
758 2005-11-27 Mark Mitchell <mark@codesourcery.com>
760 * gcc.c (main): Change type of argv to "char **".
762 2005-11-28 Alan Modra <amodra@bigpond.net.au>
764 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
766 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
767 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
768 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
769 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
770 output locals to sbss if !rs6000_elf_in_small_data_p.
771 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
773 2005-11-28 Alan Modra <amodra@bigpond.net.au>
776 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
778 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
779 indexed_or_indirect_address.
780 (indexed_or_indirect_address): Don't test for base reg. Call
781 address_operand last. Make it a special predicate.
783 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
785 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
787 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
790 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
792 (negate_expr): Likewise.
794 2005-11-27 Andreas Schwab <schwab@suse.de>
796 * config/m68k/m68k.c: Reindent and fix whitespace, remove
799 2005-11-27 Steven Bosscher <stevenb@suse.de>
801 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
802 has EH predecessor edges.
804 2005-11-26 Eric Christopher <echristo@apple.com>
806 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
807 register stalls by zero extending to the full register.
809 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
811 * config/floatunsisf.c, config/floatunsidf.c,
812 config/floatunsixf.c, config/floatunsitf.c: New files.
813 * config/ia64/t-hpux: Add floatunsitf.c.
814 * config/ia64/ia64.c (ia64_init_libfuncs): Use
815 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
817 2005-11-26 Richard Henderson <rth@redhat.com>
819 * c-lex.c (pragma_lex): Rename from c_lex.
820 * c-pch.c: Update for pragma_lex rename.
821 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
822 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
823 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
824 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
825 * doc/tm.texi: Likewise.
827 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
830 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
831 when overflow is undefined.
833 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
835 * doc/md.texi (Insn Canonicalizations): Refer to the
836 function commutative_operand_precedence for further rules.
838 2005-11-25 Roger Sayle <roger@eyesopen.com>
841 * expmed.c (choose_mult_variant): Return immediately when mult_cost
842 is less than zero. Limit mult_cost to a reasonable upper bound for
843 the synthetic multiplication sequence.
845 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
848 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
849 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
850 Lookup the explicit replacement functions for any unlocked
851 stdio builtin transformations.
853 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
855 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
857 * targhooks.c (default_secondary_reload): Don't require operand 2
858 for an input reload to be earlyclobber.
860 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
862 * fold-const.c (negate_mathfn_p): Fix comment and add support
863 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
866 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
869 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
870 _Q_ulltoq for unsigned conversions from SImode and DImode to
873 2005-11-25 Alan Modra <amodra@bigpond.net.au>
875 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
876 (__floatundidf, __floatundisf): Likewise.
878 2005-11-25 David Edelsohn <edelsohn@gnu.org>
880 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
881 (rs6000_override_options): Remove initialization of
883 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
884 (rs6000_emit_stack_tie): Same.
885 (emit_frame_save): Same.
886 (gen_frame_mem_offset): Same.
887 (rs6000_emit_prologue): Same.
888 (rs6000_emit_epilogue): Same.
890 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
893 * fold-const.c (fold_build): Convert bool_var != 1 and
894 bool_var == 0 to !bool_var.
896 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
899 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
900 for C being INTEGER_CST. Likewise for !=.
902 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
905 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
906 unsigned conversions from SImode to TFmode.
908 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
910 * expr.c (expand_expr_real_1): Fix error in last change.
912 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
914 * caller-save.c: (this_insn_sets): Move into:
915 (save_call_clobbered_regs).
916 (mark_set_regs): Get this_insn_sets from data.
918 (save_call_clobbered_regs): Take sets of the return value by
919 sibcalls into account.
921 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
924 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
925 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
926 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
927 (memory_move_secondary_cost, init_reg_autoinc): Remove
928 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
929 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
930 secondary_reload_class call.
931 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
933 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
934 (push_secondary_reload): Use secondary_reload target hook.
935 (secondary_reload_class, scratch_reload_class): New functions.
936 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
937 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
938 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
939 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
940 (secondary_reload_class, scratch_reload_class): Declare.
941 * reload1.c: Include target.h.
942 (reload_adjust_reg_for_temp): New function.
943 (reload_adjust_reg_for_icode): Likewise.
944 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
945 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
947 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
948 for inheritance. Support case when both secondary & tertiary reloads
949 are for intermediate registers.
950 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
951 with secondary_reload_class call. Support case when both secondary
952 & tertiary reloads are for intermediate registers.
953 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
954 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
955 * target.h (secondary_reload_info): New struct / typedef.
956 (struct gcc_target): New member secondary_reload.
957 * targhooks.c Include reload.h, optabs.h and recog.h.
958 (default_secondary_reload): New function.
959 * targhooks.h (default_secondary_reload): Declare.
960 * doc/tm.texi: Document secondary_reload target hook. Update
961 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
962 * doc/md.texi: Likewise.
964 * sh-protos.h (sh_secondary_reload): Declare.
965 * sh.c (TARGET_SECONDARY_RELOAD): Override.
966 (sh_secondary_reload): New function.
967 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
968 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
969 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
970 (HAVE_SECONDARY_RELOADS): Define.
971 * sh.md (reload_indf): Rename to:
973 (reload_outdf): Rename to:
974 (reload_outdf__RnFRm).
975 (reload_insf): Rename to:
977 (reload_insi): Rename to:
978 (reload_insi__i_fpul).
980 2005-11-24 Uros Bizjak <uros@kss-loka.si>
982 * configure.ac: Require at least texinfo 4.4.
983 * configure: Regenerate.
985 * doc/install.texi (Tools/packages necessary for building GCC):
986 Update required version of texinfo to at least 4.4.
987 (Installing GCC: Building): Update required version of texinfo
989 (Installing GCC: Final installation): Update required version
990 of texi2dvi to at least 4.4.
991 (Host/target specific installation notes for GCC): Update required
992 version of texinfo to at least 4.4.
994 2005-11-24 Richard Guenther <rguenther@suse.de>
995 Dirk Mueller <dmueller@suse.de>
998 * c-common.h (strict_aliasing_warning): Declare.
999 * c-common.c (strict_aliasing_warning): New function,
1001 * c-typeck.c (build_c_cast): ... here.
1003 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1005 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1007 (swap_commutative_operands_with_target): New.
1009 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1011 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1012 also when doing PRE, rather than only for global CPROP.
1014 2005-11-24 Ben Elliston <bje@au.ibm.com>
1016 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1017 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1019 (expand_twoval_unop): Likewise.
1020 (widen_clz): Likewise.
1021 (expand_parity): Likewise.
1022 (expand_unop): Likewise.
1023 (emit_cmp_and_jmp_insn_1): Likewise.
1024 (prepare_float_lib_cmp): Likewise.
1026 2005-11-24 Ben Elliston <bje@au.ibm.com>
1028 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1029 Remove unused `class' variable.
1031 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1034 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1035 C/C++ diagnostic function warn_array_subscript_with_type_char.
1036 * c-common.h (warn_array_subscript_with_type_char): Declare.
1037 * c-common.c (warn_array_subscript_with_type_char): Define.
1039 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1042 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1043 compiling at the intersection of C and C++.
1045 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1047 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1048 List @file in the option summary. Include the libiberty
1049 documentation for @file.
1050 * gcc.c (main): Call expandargv.
1051 * Makefile.in (gcc-vers.texi): Define srcdir.
1053 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1055 * passes.c (init_optimization_passes): Document
1056 sequencing of passes.
1058 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1060 * config/m68k/predicates.md (pcrel_address, extend_operator,
1061 post_inc_operand, pre_dec_operand): Remove redundant
1063 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1065 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1067 2005-11-23 Ben Elliston <bje@au.ibm.com>
1069 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1071 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1073 Preparatory work for PR target/21623:
1074 * alpha.c (secondary_reload_class): Rename to:
1075 (alpha_secondary_reload_class).
1076 * alpha.h, alpha-protos.h: Likewise.
1077 * mn10300.c (secondary_reload_class): Rename to:
1078 (mn10300_secondary_reload_class).
1079 * mn10300.h, mn10300-protos.h: Likewise.
1080 * pa.c (secondary_reload_class): Rename to:
1081 (pa_secondary_reload_class).
1082 * pa.h, pa-protos.h: Likewise.
1083 * rs6000.c (secondary_reload_class): Rename to:
1084 rs6000_secondary_reload_class.
1085 * rs6000.h, rs6000-protos.h: Likewise.
1087 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1090 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1092 2005-11-22 Ian Lance Taylor <ian@airs.com>
1094 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1096 (prepare_cmp_insn): Likewise.
1098 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1101 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1102 if both operands[0] and operands[1] are memory.
1104 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1107 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1108 COMPARISON_CLASS_P and an integral types create create a new
1109 expression with the new type and fold that.
1111 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1114 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1115 to SUBTARGET_OS_CPP_BUILTINS.
1117 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1119 * arm.c (emit_set_insn): New function.
1120 (arm_split_constant): Call it.
1121 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1122 (arm_legitimize_address): Likewise. Use plus_constant.
1123 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1124 (thumb_expand_prologue): Likewise.
1125 (arm_gen_load_multiple): Use VOIDmode in SET.
1126 (arm_gen_store_multiple): Likewise.
1127 (vfp_emit_fstmx): Likewise. Use plus_constant.
1128 (emit_multi_reg_push): Likewise.
1129 (emit_sfm): Use plus_constant.
1131 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1134 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1137 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1140 * expmed.c (store_bit_field): Don't attempt to insv a field
1141 larger than the reg.
1143 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1146 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1147 explicit sign extension, not a (char) cast.
1149 2005-11-22 Ben Elliston <bje@au.ibm.com>
1151 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1152 GET_MODE_CLASS (x) == MODE_FLOAT.
1153 * config/i386/i386.c: Likewise.
1154 * config/rs6000/xcoff.h: Likewise.
1155 * config/rs6000/linux64.h: Likewise.
1156 * config/rs6000/rs6000.c: Likewise.
1157 * config/rs6000/rs6000.h: Likewise.
1158 * config/rs6000/predicates.md: Likewise.
1159 * config/rs6000/sysv4.h: Likewise.
1161 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1163 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1166 * config/alpha/freebsd.h, config/alpha/linux.h,
1167 config/arm/linux-elf.h, config/bfin/bfin.h,
1168 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1169 config/i386/beos-elf.h, config/i386/gnu.h,
1170 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1171 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1172 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1173 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1174 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1175 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1176 config/sparc/linux.h, config/sparc/linux64.h,
1177 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1179 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1180 are both defined when either flag -fpic or -fPIC are used.
1182 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1184 * config/fp-bit.c (clzusi): New function.
1185 (si_to_float, usi_to_float): Use it to compute proper shift.
1186 (usi_to_float): Preserve guard bits when shifting right.
1187 * libgcc-std.ver (GCC_4.2.0): New version.
1188 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1189 __floatundisf): New functions.
1190 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1191 __floatundisf): Declare.
1192 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1193 _floatundixf, and _floatunditf.
1194 * optabs.c (expand_float): If target does not define a pattern for
1195 signed or unsigned conversion, use an unsigned libcall instead of
1197 (init_optabs): Initialize ufloat_optab.
1199 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1201 * config/rs6000/rs6000.opt (mmulhw): New option.
1202 * doc/invoke.texi (-mmulhw): Document.
1203 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1205 * config/rs6000/rs6000.md: Add half-word multiply and
1206 multiply-accumulate instructions for 405 and 440.
1208 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1210 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1211 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1212 default now includes a linker group which makes the RTEMS one nest.
1214 2005-11-22 Ben Elliston <bje@au.ibm.com>
1216 * cse.c (fold_rtx): Typo fix.
1217 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1219 2005-11-21 Richard Henderson <rth@redhat.com>
1221 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1222 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1224 * c-tree.h (lookup_name): Move declaration ...
1225 * c-common.h (lookup_name): ... here.
1226 * config/darwin-c.c: Include c-common.h.
1227 * config/t-darwin: Update dependencies.
1229 2005-11-22 Ben Elliston <bje@au.ibm.com>
1231 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1232 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1233 * genopinit.c (gen_insn): Likewise.
1234 * reload.c (find_equiv_reg): Likewise.
1235 * loop.c (load_mems): Likewise.
1236 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1237 * cse.c (find_comparison_args, fold_rtx): Likewise.
1238 * dwarf2out.c (add_const_value_attribute): Likewise.
1239 * expr.c (convert_move): Likewise.
1240 * recog.c (general_operand, register_operand): Likewise.
1241 * reg-stack.c (replace_reg): Likewise.
1242 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1243 * c-common.c (handle_vector_size_attribute): Likewise.
1244 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1245 (simplify_binary_operation_1): Likewise.
1246 (simplify_const_binary_operation): Likewise.
1247 (simplify_relational_operation): Likewise.
1248 (simplify_const_relational_operation): Likewise.
1249 (simplify_immed_subreg): Likewise.
1250 * emit-rtl.c (gen_lowpart_common): Likewise.
1251 * expmed.c (expand_mult): Likewise.
1252 * stor-layout.c (layout_type): Likewise.
1254 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1257 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1258 cst2 only for SPE vectors.
1260 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1263 * config/rs6000/predicates.md (vrsave_operation): Check
1264 UNSPEC_VOLATILE value.
1266 2005-11-21 Jan Hubicka <jh@suse.cz>
1268 PR tree-optimization/24653
1269 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1271 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1273 * config/i386/predicates.md (ax_reg_operand): New predicate.
1274 (memory_displacement_only_operand): New predicate.
1275 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1276 operand is AX register and the other operand is memory operand
1277 with displacement only.
1279 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1281 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1282 if we don't care about NaNs or Infinities.
1284 2005-11-20 Ian Lance Taylor <ian@airs.com>
1286 PR rtl-optimization/24883
1287 * combine.c (combinable_i3pat): When checking whether the
1288 destination of i3 is used in i3, consider paradoxical subregs.
1290 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
1293 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
1295 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
1297 * combine.c (try_combine): Do not run subst on i1src and i2src in
1298 the case of generating a PARALLEL for a comparison.
1300 2005-11-20 Richard Henderson <rth@redhat.com>
1303 * tree-sra.c (struct sra_elt): Add all_no_warning.
1304 (struct sra_walk_fns) <use>: Add use_all argument.
1305 (sra_walk_expr): Pass it.
1306 (sra_walk_modify_expr): Likewise.
1307 (scalarize_ldst): Likewise.
1308 (scan_use): Update for new argument.
1309 (mark_no_warning): New.
1310 (scalarize_use): Use it.
1312 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
1314 * expr.c (expand_expr_real): Use usmul_optab for widening
1315 signed * unsigned multiplies.
1316 * genopinit.c (optabs): Add usmul_widen_optab.
1317 * optabs.c (init_optabs): Likewise.
1318 * optabs.h (enum optab_index): Add OTI_usmul_widen.
1319 (usmul_widen_optab): Define.
1320 * config/bfin/bfin.md (usmulhisi3): New pattern.
1322 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
1324 2005-11-20 Graham Stott <btinternet.com>
1326 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
1328 2005-11-20 Andreas Schwab <schwab@suse.de>
1331 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
1334 2005-11-19 Richard Henderson <rth@redhat.com>
1337 * tree-gimple.c (is_gimple_id): Export.
1338 * tree-gimple.h (is_gimple_id): Declare.
1339 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
1340 (get_default_value): Use it.
1341 (maybe_fold_stmt_indirect): Likewise.
1343 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
1345 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
1346 than VR1 or vice-versa.
1348 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
1352 * reload.c (find_reloads_address_1): Mention dependency on
1354 * reload1.c (gen_reload): For IN with an unary operation, try
1355 moving inner expression to OUT if trivial SET is not valid.
1356 Confirm that the result is valid. Move common code block into...
1357 (emit_insn_if_valid_for_reload): New function.
1359 2005-11-19 Richard Guenther <rguenther@suse.de>
1361 * fold-const.c (fold_indirect_ref_1): Make sure we fold
1362 ARRAY_REFs of constant strings.
1364 2005-11-19 Jakub Jelinek <jakub@redhat.com>
1366 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
1367 fatal format string.
1369 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
1371 * combine.c (make_compound_operation): Swap operands of
1372 commutative operation if necessary before returning.
1374 2005-11-19 Richard Guenther <rguenther@suse.de>
1377 * fold-const.c (fold_plusminus_mult_expr): New function.
1378 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1379 cases, remove now unnecessary code.
1381 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1383 * gensupport.c (old_preds): Rename to std_preds, add special field.
1384 (struct old_pred_table): Rename to struct std_pred_table, add special
1386 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1387 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1388 (init_predicate_table): Adjust, and set along the way whether a
1389 predicate is special.
1391 2005-11-18 Mark Mitchell <mark@codesourcery.com>
1393 * BASE-VER: Change to 4.2.0.
1395 2005-11-18 James E Wilson <wilson@specifix.com>
1397 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
1400 2005-11-18 Mike Stump <mrs@apple.com>
1402 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
1403 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1404 * c-decl.c (lookup_name_two) Remove.
1405 * c-tree.h (lookup_name_two): Remove.
1406 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
1407 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
1408 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
1409 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
1411 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
1414 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
1415 when not generating code to use that co-processor.
1417 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
1419 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
1420 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
1421 these functions are now in tree-phinodes.c.
1423 2005-11-18 Jie Zhang <jie.zhang@analog.com>
1425 * config/bfin/bfin.md (trap): New pattern.
1427 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1429 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
1432 * expr.c (expand_expr_real): Don't call record_block_change unless
1433 ib_boundaries_block is non-null
1435 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
1437 * fold-const.c (build_range_check): Use proper type for subtraction
1438 when merging lower bound.
1440 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1442 PR rtl-optimization/24497
1443 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
1446 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1448 * tree-scalar-evolution.c (expression_expensive_p): New function.
1449 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
1451 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
1453 * config/bfin/crtlibid.s: New file.
1455 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1458 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
1459 when not using sjlj exceptions.
1460 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
1461 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1462 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
1463 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
1464 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
1465 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
1466 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
1467 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
1468 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
1469 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
1470 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
1471 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
1472 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
1474 * config/pa/hpux-unwind.h: New file.
1476 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
1478 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
1479 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
1480 * varasm.c (do_assemble_alias): Adjust call.
1481 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
1483 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
1485 2005-11-17 James E Wilson <wilson@specifix.com>
1487 * tree.def (FUNCTION_DECL): Correct typo in comment.
1489 2005-11-17 Richard Henderson <rth@redhat.com>
1491 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
1492 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
1493 and DW_CFA_def_cfa_sf.
1494 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
1495 (dbx_reg_number): Don't assert particular registers here.
1496 (based_loc_descr): ... do it here instead. Fold in ...
1497 (eliminate_reg_to_offset): ... this function.
1498 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
1499 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
1500 * unwind-dw2.c (execute_cfa_program): Apply data align factor
1501 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
1502 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
1503 (instantiate_virtual_regs): Likewise.
1504 * var-tracking.c (adjust_stack_reference): Likewise.
1505 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
1507 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
1509 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
1510 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
1511 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
1513 ($(T)crtlibid.o): New rule.
1515 2005-11-16 Richard Guenther <rguenther@suse.de>
1518 * fold-const.c (extract_array_ref): Return byte offset
1520 (fold_binary): Fold &x[a] CMP &x[b] to
1521 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
1524 2005-11-16 Richard Henderson <rth@redhat.com>
1527 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
1528 parts of an SSA_NAME.
1530 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
1533 * arm.md (split for movsf with immediate): Restrict split to insns
1534 that set a general register.
1536 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1538 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
1540 * unwind-dw2.c (uw_advance_context): Likewise.
1541 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
1542 _Unwind_SjLj_Unregister.
1543 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
1545 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1547 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
1549 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1551 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
1552 langhook to get a DImode integer type.
1554 2005-11-16 Richard Henderson <rth@redhat.com>
1555 J"orn Rennecke <joern.rennecke@st.com>
1556 Ulrich Weigand <uweigand@de.ibm.com>
1560 * reload1.c (reg_equiv_invariant): New.
1561 (reload): Allocate, initialize, and free it.
1562 (calculate_needs_all_insns): Check it when skipping equivalence
1564 (alter_reg): Likewise.
1565 (eliminate_regs_1): Rename from eliminate_regs. Add new
1566 may_use_invariant argument; only use reg_equiv_invariant when true.
1567 (eliminate_regs): New.
1568 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
1569 a context for which may_use_invariant may be true.
1571 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1573 * fold-const.c (const_binop): Don't constant fold the operation
1574 if the result has overflowed and flag_trapping_math.
1575 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1577 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1579 * config/arm/unwind-arm.c (abort): Add prototype here.
1580 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
1581 (struct phase1_vrs): Add prev_sp.
1582 (unwind_phase2_forced): Save the original core registers instead of
1583 modifying entry_vrs. Take a new flag argument for resuming unwinding
1584 and set action flags accordingly. Always set _US_END_OF_STACK when
1585 get_eit_entry fails. Unwind before calling the stop function.
1586 (_Unwind_GetCFA): New function.
1587 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
1588 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
1589 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
1590 just call unwind_phase2_forced.
1591 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
1592 * config/arm/unwind-arm.h (abort): Remove prototype.
1593 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
1595 (_Unwind_GetCFA): New prototype.
1596 * config/arm/pr-support.c (abort): Add prototype here.
1597 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
1599 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
1600 not schedule the prologue with non-call exceptions and EABI.
1602 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
1604 * config/arm/unwind-arm.h: Reorder interface function declarations.
1605 (_URC_END_OF_STACK): New enumeration value.
1606 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
1607 (struct _Unwind_Control_Block): Document reserved field use.
1608 (_Unwind_Stop_Fn): New typedef.
1609 (_Unwind_ForcedUnwind): Declare.
1610 (_Unwind_Resume_or_Rethrow): Declare.
1611 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
1613 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
1614 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
1615 (UCB_FORCED_STOP_ARG): New.
1616 (search_EIT_table): Update boundary condition checks.
1617 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
1618 (unwind_phase2): Replace for with do..while.
1619 (unwind_phase2_forced): New.
1620 (__gnu_Unwind_RaiseException): Replace for with do..while.
1621 (__gnu_Unwind_ForcedUnwind): New.
1622 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
1623 Use appropriate phase2 unwinder.
1624 (__gnu_Unwind_Resume_or_Rethrow): New.
1625 (__gnu_unwind_pr_common): Cope with forced unwinding.
1627 2005-11-16 David Edelsohn <edelsohn@gnu.org>
1630 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
1632 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
1633 roundsf2): Remove "s" from mnemonic.
1635 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
1637 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
1639 * config/bfin/crtn.s: Change epilogues to match.
1640 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
1641 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
1642 __PIC__ and __pic__.
1644 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1647 * doc/invoke.texi: Distinguish between free and fixed form instead of
1648 Fortran and Fortran 90/95. Remove ratfor from the list of supported
1650 * gcc.c (default_compilers): Remove double entries, add entries for
1651 suffixes '.F90' and '.F95'.
1653 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1655 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
1656 in the stack probing loop.
1658 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1660 * configure.ac: Use .machine power5 not power5x.
1661 * configure: Regenerate.
1663 2005-11-15 Mike Stump <mrs@apple.com>
1665 * c-decl.c (lookup_name_two): Add.
1666 * c-tree.h (lookup_name_two): Likewise.
1667 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
1668 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1670 2005-11-16 Alan Modra <amodra@bigpond.net.au>
1672 PR rtl-optimization/23392
1673 * regrename.c (enum scan_actions) Add mark_access.
1674 (scan_actions_name): Ditto.
1675 (scan_rtx_reg): Handle mark_access.
1676 (scan_rtx_address): Do nothing for mark_access.
1677 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
1678 and regs in REG_INC notes before closing chains for dead regs.
1679 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
1680 opening chains for new writes.
1682 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1684 * c.opt (ffixed-line-length-none): New.
1686 2005-11-15 Steve Ellcey <sje@cup.hp.com>
1688 * mklibgcc.in: Change contents of eh_dummy.c.
1690 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1692 * loop.c (scan_loop): Do not insert temporaries for hard registers.
1694 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1696 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
1698 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
1700 2005-11-15 Jan Hubicka <jh@suse.cz>
1702 * invoke.texi (large-unit-insns): Document.
1703 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
1704 * params.def (large-unit-insns): New param.
1706 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
1709 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
1710 special register for operand 3. Reindent constraints to align
1713 2005-11-14 David Edelsohn <edelsohn@gnu.org>
1715 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
1716 -mpopcntb, -mfprnd. Add -mcpu=power5+.
1717 * configure.ac: Add test for FP rounding instructions.
1718 * configure: Regenerate.
1719 * config.in: Regenerate.
1720 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1721 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
1723 * config/rs6000/rs6000.opt (mfprnd): New.
1724 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
1725 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
1726 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
1727 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
1728 (TARGET_FPRND): New.
1729 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
1731 (btrunc<mode>2): New.
1733 (floor<mode>2): New.
1734 (round<mode>2): New.
1736 2005-11-14 Geoffrey Keating <geoffk@apple.com>
1738 * gcc.c (version_compare_spec_function): Use fatal() rather than
1741 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
1742 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
1743 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
1745 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
1748 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
1749 on -mmacosx-version-min setting.
1751 2005-11-14 Diego Novillo <dnovillo@redhat.com>
1754 * tree-vrp.c (infer_value_range): Return false if STMT is a
1755 block terminator and its basic block has no successors.
1757 2005-11-14 Mike Stump <mrs@apple.com>
1759 * config/i386/i386.c (override_options): -masm=intel isn't
1760 supported on darwin.
1761 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1763 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
1765 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
1766 vfork after including auto-host.h.
1768 2005-11-15 Alan Modra <amodra@bigpond.net.au>
1770 PR rtl-optimization/22002
1771 * combine.c (distribute_notes): Detect cases where a reg dies
1772 two or more times in a bb, including on the insn we are combining,
1773 and place the death note on the correct range.
1775 2005-11-14 Dale Johannesen <dalej@apple.com>
1777 * expmed.c (store_bit_field): Add offset unconditionally for
1779 (extract_bit_field): Don't force extzv or extv operand into
1780 a register if field is too big.
1782 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1784 * config/arm/arm.c (pic_labelno): New.
1785 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
1786 LABEL_REF. Pass only the labelno to PIC insns.
1787 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1788 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
1789 * arm.md (UNSPEC_PIC_LABEL): New constant.
1790 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1791 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
1792 Use the correct label prefix.
1794 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1796 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
1799 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
1801 * loop-invariant.c: Include tm_p.h.
1802 * Makefile.in: Updated.
1804 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1806 * pa.c (store_reg): Revise generation of frame notes in large frames.
1807 (set_reg_plus_d): Likewise.
1809 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
1811 PR tree-optimization/24709
1812 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
1815 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1817 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
1818 and duplicate declaration of pthread_self.
1820 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
1821 Ian Lance Taylor <ian@airs.com>
1824 * calls.c (expand_call): If TARGET is a MEM and some part of the
1825 argument area has been saved, force TARGET to a register.
1827 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
1829 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
1832 2005-11-13 Jason Merrill <jason@redhat.com>
1835 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
1836 lazily declared methods.
1837 (force_decl_die): Stop if forcing out the context already make a
1839 (force_type_die): Likewise.
1841 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
1844 * builtins.c (integer_valued_real_p): Add break in
1845 REAL_CST having TREE_OVERFLOW set.
1847 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
1849 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
1850 addressing modes during calculation of costs.
1852 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
1854 * function.c (assign_stack_local_1): Restrict sanity check
1855 on frame size overflow to 32-bit and above platforms.
1857 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1859 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1860 * config/cris/cris.c: Include reload.h.
1861 (cris_initial_elimination_offset): New function.
1862 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
1865 2005-11-12 Richard Guenther <rguenther@suse.de>
1867 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
1869 2005-11-12 Jan Hubicka <jh@suse.cz>
1871 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
1872 to compare against 0 when possible.
1874 2005-11-12 Jie Zhang <jie.zhang@analog.com>
1876 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
1877 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
1878 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
1879 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
1882 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1884 * recog.c (constrain_operands) <case 'g'>: For a match, require
1885 that a non-register matches general_operand when strict >= 0.
1887 2005-11-11 Steven Bosscher <stevenb@suse.de>
1889 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
1892 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1894 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
1895 (memory_address_same): New.
1896 (dse_optimize_stmt): Call memory_address_same.
1898 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1901 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
1902 ZERO_EXTEND>: New cases.
1904 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1906 * longlong.h (__clz_tab): Always provide.
1908 2005-11-11 Steven Bosscher <stevenb@suse.de>
1911 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
1913 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
1914 before check_maybe_invariant.
1915 (move_invariant_reg): Use gen_move_insn instead of replacing
1916 SET_DEST with the temporary for the invariant.
1917 (move_loop_invariants): If checking is enabled, do internal
1918 consistency checks after completing the pass.
1920 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1923 * common.opt (Wvolatile-register-var): New.
1924 * varasm.c (make_decl_rtl): Only emit warning when option
1925 specified. Clarify warning message.
1926 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1928 * doc/md.texi (copysign): Document standard named pattern.
1930 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1932 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1933 bytes when align is 2.
1934 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1935 by the first instruction of the loop.
1937 2005-11-11 Jason Merrill <jason@redhat.com>
1940 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1943 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1945 PR rtl-optimization/22509
1946 * local-alloc.c (memref_used_between_p): Check whether a function call
1947 could not reference the memref.
1949 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1951 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1952 algorithm so as to choose the best, not the worst, alternative.
1953 Reset accumulated register class before processing next alternative.
1955 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1958 * calls.c (expand_call): Copy a return value to a plain register
1961 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1964 * varasm.c (assemble_name): Recompute name only for transparent
1967 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1969 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1971 2005-11-04 Jeff Law <law@redhat.com>
1974 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1975 perform reassociation if the parent statement will not die as
1976 a result of the optimization.
1978 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1980 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1981 delete_old_heap_vars.
1982 * tree-dfa.c (referenced_var_remove): Remove function.
1983 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1984 (delete_tree_ssa): Remove call to delete_old_heapvars.
1985 Add call to delete_alias_heapvars.
1986 * tree-flow.h (referenced_var_remove): Remove prototype
1987 (init_alias_heapvars): New prototype.
1988 (delete_alias_heapvars): Ditto.
1989 * Makefile.in (tree-ssa-structalias.o): Add
1990 gt-tree-ssa-structalias.o
1991 (GTFILES): Add tree-ssa-structalias.h and
1992 tree-ssa-structalias.c.
1993 (s-gtype): Add gt-tree-ssa-structalias.h.
1994 * tree-ssa-structalias.c (heapvars): Remove.
1995 (oldheapvars): Remove.
1996 (heapvar_for_stmt): New variable.
1997 (heapvar_lookup): New function.
1998 (heapvar_insert): Ditto.
1999 (get_constraint_for): See if we have an old heapvar
2001 (init_alias_heapvars): New function.
2002 (delete_alias_heapvars): Ditto.
2003 Add include of gt-tree-ssa-structalias.h.
2005 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2008 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2010 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2012 * tree.c (int_fits_type_p): Only look at the base type
2013 if it has the same precision as the original type.
2015 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2018 * varasm.c (assemble_alias): Use %q+D in the error
2019 message instead of %J and %qD.
2021 2005-11-10 Richard Guenther <rguenther@suse.de>
2023 * gcse.c (free_ldst_entry): Only free hashtable if
2026 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2028 * function.c (assign_stack_local_1): Issue an error message if
2029 the frame size overflows in the signed target arithmetics.
2031 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2033 * tree.c (build_qualified_type): Chain the new type to the original
2034 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2035 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2036 (build_pointer_type_for_mode): Only return unqualified types.
2037 (build_reference_type_for_mode): Likewise.
2039 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2041 * Makefile.in (gnucompare): Do comparison of all files using one of
2042 the chosen methods and only afterwards decide if just warning should
2043 be issued or comparison failure raised.
2045 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2047 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2048 (noce_try_abs): Negate if the comparison is reversed.
2049 Look only one instruction backwards for a REG_EQUAL note.
2051 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2054 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2055 gthr-tpf.h: Define __gthrw. For all identifiers that might
2056 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2057 and prefix all uses with __ghtrw.
2059 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2062 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2063 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2064 * c-common.c (handle_weakref_attribute): New.
2065 (c_common_attribute_table): Add weakref.
2066 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2068 * configure, config.in: Rebuilt.
2069 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2070 * doc/extend.texi: Document weakref attribute.
2071 * varasm.c (ultimate_transparent_alias_target): New
2072 (assemble_name): Use it.
2073 (weak_finish_1): Split out of...
2074 (weak_finish): ... and deal with weakrefs in...
2075 (weakref_targets): ... new list.
2076 (globalize_decl): Clean up weakref_targets.
2077 (do_assemble_alias): Handle weakrefs.
2078 (finish_aliases_1): Do not reject weakrefs to external symbols.
2079 (assemble_alias): Handle weakrefs.
2081 2005-11-09 Richard Guenther <rguenther@suse.de>
2083 PR tree-optimization/24716
2084 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2085 t_bool to track results from follow_ssa_edge.
2087 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2089 * final.c (force_source_line): New global variable.
2090 (final_scan_insn): Set it to true instead of clearing last_filename.
2091 (notice_source_line): Return true if force_source_line is true,
2092 unless source info is absent.
2094 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2097 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2098 a linkage name for a variable if it a register variable.
2099 * c-decl.c (grokdeclarator): Global register variables
2100 should be set as PUBLIC.
2102 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2105 * config/s390/s390.c (struct s390_frame_layout): New fields
2106 first_save_gpr_slot and last_save_gpr_slot.
2107 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2108 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2109 first_save_gpr and last_save_gpr with the _slot variants.
2110 (s390_register_info): Calculate first_save_gpr_slot and
2111 last_save_gpr_slot using regs_ever_live.
2113 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2116 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2117 for a function containing a landing pad.
2119 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2122 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2125 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2127 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2128 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2130 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2133 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2135 (call,load,store): New insn types.
2136 (mem_access, branch_access): Adjust reservation conditions.
2137 (define_delay): Adjust condition.
2138 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2140 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2141 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2143 (call_internal, call_value_internal, return_internal,
2144 return_interrupt_internal, eh_return_internal, indirect_jump,
2145 tablejump): Set call insn type.
2146 (blockage, ei, di): Use appropriate unspec const.
2147 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2148 (ms1_get_attr_type): Adjust to give load & store types.
2149 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2150 backwards past a barrier.
2151 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2153 (struct branch_info, struct label_info): New.
2155 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2156 (ms1_machine_reorg): New.
2157 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2158 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2159 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2160 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2163 2005-11-09 Per Bothner <per@bothner.com>
2164 Uros Bizjak <uros@kss-loka.si>
2167 * toplev.c (process_options): Initialize debug_hooks early
2168 in case lang_hooks.post_options ends up calling a debug_hook.
2170 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2172 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2173 DBX_REGISTER_NUMBER being contiguous.
2175 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2176 Diego Novillo <dnovillo@redhat.com>
2179 * tree-vrp.c (register_edge_assert_for): Do not register
2180 always-false predicates.
2182 2005-11-08 Devang Patel <dpatel@apple.com>
2184 PR tree-optimization/23115
2185 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2188 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2190 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2193 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2195 Fix PR tree-optimization/23382
2197 * tree-ssa-alias.c (compute_may_aliases): Call
2198 delete_old_heap_vars.
2199 * tree-dfa.c (referenced_var_remove): New function.
2200 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2201 * tree-flow.h (referenced_var_remove): Add prototype.
2202 (delete_old_heap_vars): Ditto.
2203 * tree-ssa-structalias.c (heapvars): New variable.
2204 (oldheapvars): Ditto.
2205 (get_constraint_for): Put heap vars on heapvars list.
2206 (delete_old_heap_vars): New function.
2208 2005-11-08 Jason Merrill <jason@redhat.com>
2210 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2212 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2215 * reg-stack.c (reg_to_stack): Update register liveness also
2216 for flag_sched2_use_traces.
2218 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2221 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2222 override prior explicit -mno-powerpc-gfxopt.
2224 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2226 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2227 if the bitsize is zero.
2228 * doc/md.texi (Standard Pattern Names): Document it.
2230 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2231 (TARGET_PASS_BY_REFERENCE): Likewise.
2233 2005-11-07 Ian Lance Taylor <ian@airs.com>
2235 PR rtl-optimization/24683
2236 * config/i386/i386.c (legitimize_pic_address): If constant operand
2237 to PLUS is too large, put it in a register.
2239 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2241 * configure.ac: Enable checking assembler dwarf2 support for bfin
2243 * configure: Regenerate.
2245 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2249 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2250 gen_easy_vector_constant_add_self): Delete.
2251 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2253 (output_vec_const_move): Use gen_easy_altivec_constant.
2254 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2255 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2256 (easy_vector_constant_add_self): Rewritten.
2257 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2258 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2259 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2260 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2261 Macroize and adjust for the other changes.
2263 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2267 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2268 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2270 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2272 PR rtl-optimization/23567
2273 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2274 (noce_process_if_block): Don't do any optimizations except
2275 if (cond) x = x; if !set_b and write into orig_x may trap
2276 or fault. Remove the MEM_READONLY_P check.
2278 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2281 * tree-vrp.c (fix_equivalence_set): New.
2282 (extract_range_from_assert): Call it.
2284 2005-11-05 Ian Lance Taylor <ian@airs.com>
2287 * combine.c (apply_distributive_law): Don't distribute across a
2290 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
2292 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
2293 config/ms1/ms1.h, config/rs6000/predicates.md,
2294 config/s390/s390.c, params.def, postreload-gcse.c,
2295 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
2296 tree-vrp.c, tree.c: Fix comment typos.
2297 * doc/invoke.texi: Fix typos.
2299 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
2301 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
2302 for testing whether the data_dependence_relation contains distance
2303 vectors. Iterate over all distance vectors of the ddr.
2304 * lambda.h: Define a vec of lambda_vector pointers.
2305 * tree-data-ref.c (dump_data_dependence_relation,
2306 dump_data_dependence_direction): Iterate over all distance and
2307 direction vectors of the ddr.
2308 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
2310 (build_classic_dist_vector, build_classic_dir_vector): Push a set
2311 of distance/direction vectors instead of a single one.
2312 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
2313 lambda_vectors with a vec of lambda_vectors.
2314 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
2315 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
2316 DDR_NUM_DIST_VECTS): New.
2317 * tree-loop-linear.c (gather_interchange_stats): Test for the
2318 existence of distance vectors only after having checked that there
2319 is a dependence. Iterate over all distance vectors of the ddr.
2320 (linear_transform_loops): Use dump_data_dependence_relation.
2321 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
2322 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
2323 distance vectors of the ddr.
2325 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
2327 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
2328 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
2329 IS_INTHANDLER; all callers changed.
2330 (n_regs_saved_by_prologue): Take interrupt handler attributes into
2332 (do_link, do_unlink): New argument ALL; all callers changed.
2333 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2334 If function isn't leaf, save and restore all registers.
2335 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
2338 2005-11-05 Jan Hubicka <jh@suse.cz>
2340 PR rtl-optimization/23490
2341 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
2342 max-flow-memory-location): Document.
2343 * flow.c: Include params.h
2344 (MAX_MEM_SET_LIST_LEN): Kill.
2345 (add_to_mem_set_list): Use new param.
2346 * cse.c (cse_basic_block): Replace 1000 by new param.
2347 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
2348 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
2349 * predict.c (predict_loops): Use new param.
2350 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
2352 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
2353 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
2354 Do not hold memory returned by cgraph_node_name across other call.
2356 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
2359 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
2362 2005-11-04 Jeff Law <law@redhat.com>
2365 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
2366 * tree-ssa-dom.c: Include params.h.
2367 (thread_across_edge): If there are too many statements in the
2368 target block, then do not thread through it.
2369 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
2370 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2372 2005-11-03 Diego Novillo <dnovillo@redhat.com>
2375 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
2376 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2378 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2381 * tree-scalar-evolution.c (instantiate_parameters_1,
2382 instantiate_parameters, resolve_mixers): Compute the size of an
2383 expression to be instantiated and give up the instantiation if the
2384 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2386 2005-11-04 Richard Guenther <rguenther@suse.de>
2388 * tree-flow.h (ref_contains_indirect_ref): Rename to
2389 array_ref_contains_indirect_ref.
2390 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2391 (array_ref_contains_indirect_ref): Make comment match the code
2393 (ref_contains_array_ref): Likewise.
2394 * tree-ssa-structalias.c (find_func_aliases): Remove call to
2395 ref_contains_indirect_ref.
2396 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2397 Rename calls to ref_contains_indirect_ref.
2399 2005-11-04 Paul Brook <paul@codesourcery.com>
2401 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
2402 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
2403 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2404 * config/arm/arm.md: Use match_operand in peephole input templates
2405 and match_dup in peephole output templates.
2407 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2409 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
2412 2005-11-04 Mark Mitchell <mark@codesourcery.com>
2413 Daniel Jacobowitz <dan@codesourcery.com>
2415 * longlong.h (add_ssaaaa): Clobber condition code register
2417 (sub_ddmmss): Likewise.
2418 (umul_ppmm): Likewise.
2420 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2421 Paul Brook <paul@codesourcery.com>
2422 Phil Blundell <pb@reciva.com>
2424 * configure.ac: Add test for ARM TLS support.
2425 * configure: Regenerated.
2426 * config/arm/arm-protos.h (legitimize_tls_address)
2427 (arm_tls_referenced_p, tls_mentioned_p)
2428 (arm_output_addr_const_extra): New prototypes.
2429 (thumb_legitimize_pic_address): Delete.
2430 * config/arm/arm.c: Include "gt-arm.h".
2431 (enum tls_reloc): New.
2432 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
2433 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
2434 (arm_call_tls_get_addr, legitimize_tls_address)
2435 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
2436 (arm_init_tls_builtins, arm_emit_tls_decoration)
2437 (arm_output_addr_const_extra): New functions.
2438 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
2439 (TARGET_HAVE_TLS): Define.
2440 (target_thread_pointer): New.
2441 (arm_override_options): Handle -mtp=.
2442 (legitimize_pic_address): Ignore UNSPECs.
2443 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
2445 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
2446 (tls_get_addr_libfunc): New variable.
2447 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
2448 (arm_init_builtins): Call arm_init_tls_builtins.
2449 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
2450 (arm_encode_section_info): Call default_encode_section_info.
2451 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
2452 (enum arm_tp_type): New.
2453 (target_thread_pointer): Add declaration.
2454 (LEGITIMATE_CONSTANT_P): Handle TLS.
2455 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
2456 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
2457 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
2458 * config/arm/arm.md: Add UNSPEC_TLS.
2459 (movsi): Handle TLS.
2460 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
2462 (tls_load_dot_plus_eight): New insn and a peephole to create it.
2463 (load_tp_hard, load_tp_soft): New insns.
2464 * arm.opt: Add -mtp=.
2465 * doc/invoke.texi (ARM Options): Document -mtp.
2467 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2469 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
2470 * config/arm/libunwind.S: Include "lib1funcs.asm".
2471 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
2472 (LIB2ADDEH): Add libunwind.S.
2473 (LIB2ADDEHDEP): Add lib1funcs.asm.
2474 * mklibgcc.in: Handle asm files in libgcc_eh.a.
2476 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2479 * gcc/c.opt: Add a -lang-fortran option.
2480 * gcc/c-opts.c: Add a lang_fortran flag.
2481 (c_common_init_options): Handling the -lang-fortran option.
2482 (c_common_handle_option): Add a case for Fortran options in
2483 preprocessing. Remove cases for -ffixed-form and
2484 -ffixed-line-length. Add a case for -lang-fortran.
2486 2005-11-03 David Edelsohn <edelsohn@gnu.org>
2488 * config/rs6000/rs6000.c: Include params.h
2489 (optimization_options): Set max-grow-copy-bb-insns default to 16.
2490 (bdesc_2arg): Delete vpkuhss and vpkuwss.
2491 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
2492 (UNSPEC_VPKUWSS): Delete.
2493 (altivec_vpkuhss): Delete.
2494 (altivec_vpkuwss): Delete.
2495 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
2497 (neg_eq0<mode>): Remove final condition.
2498 (neg_eq<mode>): Remove condition and split-condition.
2500 2005-11-04 Alan Modra <amodra@bigpond.net.au>
2502 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
2503 Use associated print macros.
2505 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2508 * diagnostic.c (diagnostic_set_info_translated): New function.
2509 (diagnostic_set_info): Use it. Add comment.
2510 * diagnostic.h (diagnostic_set_info_translated): Declare.
2512 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
2514 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
2515 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
2516 reference only if 'public' is true.
2517 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
2518 emit the .hidden directive only if the indirect reference is public.
2519 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
2520 Pass it to dw2_force_const_mem.
2521 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
2522 * dwarf2out.c (output_cfi): Adjust calls to above function.
2523 (output_call_frame_info): Likewise.
2524 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
2525 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
2527 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
2529 PR tree-optimization/24483
2530 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
2531 field to elts if possible.
2533 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2536 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
2539 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
2541 Fix PR tree-optimization/24351
2543 * tree-ssa-structalias.c (struct variable_info): Add
2545 (get_varinfo_fc): New function to follow collapsing.
2546 (new_var_info): Set collapsed_to to NULL.
2547 (dump_constraint): Follow collapsing.
2548 (build_constraint_graph): Handle collapsing.
2549 (do_simple_structure_copy): Return false if something bad
2551 (collapse_rest_of_var): New function.
2552 (do_structure_copy): Collapse if do_simple_structure_copy returns
2555 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2558 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
2559 expressions to a statement list instead of gimplifying them.
2561 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2563 PR rtl-optimization/23585
2564 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
2565 that can't trap plus a constant integer, if the mode has zero size.
2567 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2570 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
2572 ("*insv<mode>_reg_extimm"): Likewise.
2574 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2577 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
2578 c_common_type_for_mode returns an unnamed type.
2580 2005-11-02 Richard Henderson <rth@redhat.com>
2584 * dwarf2out.c (dwarf2out_reg_save_reg): New.
2585 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
2586 * function.c (assign_parms): Use calls.internal_arg_pointer.
2587 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
2589 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
2590 (TARGET_CALLS): Add it.
2591 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
2592 * targhooks.c (default_internal_arg_pointer): New.
2593 * targhooks.h (default_internal_arg_pointer): Declare.
2594 * tree.h (dwarf2out_reg_save_reg): Declare.
2595 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
2596 * config/i386/i386.c (dbx_register_map): Add return column.
2597 (dbx64_register_map, svr4_dbx_register_map): Likewise.
2598 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
2599 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
2600 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
2601 (ix86_save_reg): Save force_align_arg_pointer.
2602 (ix86_emit_save_regs): Make regno unsigned.
2603 (ix86_emit_save_regs_using_mov): Likewise.
2604 (ix86_expand_prologue): Handle force_align_arg_pointer.
2605 (ix86_expand_epilogue): Likewise.
2606 * config/i386/i386.h: (dbx_register_map): Update.
2607 (dbx64_register_map, svr4_dbx_register_map): Update.
2608 (struct machine_function): Add force_align_arg_pointer.
2609 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
2610 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
2611 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
2613 2005-11-02 Jan Hubicka <jh@suse.cz>
2616 * i386.md: Add peep2 for simplyfing array accesses.
2618 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2621 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
2622 * config/s390/s390.c (s390_decompose_shift_count): New function.
2623 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
2624 (print_shift_count_operand): Use s390_decompose_shift_count.
2625 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
2626 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
2628 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2631 * loop.c (loop_givs_rescan): Use force_operand to expand
2634 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2637 * fold-const.c (build_range_check): Use unsigned when signed
2638 overflow is undefined also. If etype is subtype, make sure that
2639 the subtraction is in the supertype.
2641 2005-11-02 Richard Henderson <rth@redhat.com>
2644 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
2647 2005-11-01 Richard Henderson <rth@redhat.com>
2650 * loop.c (scan_loop): Do not propagate computations to a hard
2651 register destination with SMALL_REGISTER_CLASSES.
2653 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
2655 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
2656 costs for MULT inside PLUS or MINUS.
2658 2005-11-01 Bob Wilson <bob.wilson@acm.org>
2660 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
2661 (TRAMPOLINE_SIZE): Round up to 60.
2662 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2664 2005-10-31 James E. Wilson <wilson@specifix.com>
2667 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
2668 ifdef. Put ifdefs around call in gen_subprogram_die.
2669 (compute_frame_pointer_to_cfa_displacement): Likewise.
2670 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
2673 PR rtl-optimization/17356
2674 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
2675 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2677 2005-10-31 Jan Hubicka <jh@suse.cz>
2680 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
2683 * i386.c (legitimize_pic_address): Deal with large immediates.
2686 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
2687 from symbol names while computing checkup.
2690 * predict.c (predict_loops): Do not estimate more than
2691 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
2692 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2694 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
2696 PR tree-optimization/19097
2697 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2699 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
2701 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2703 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
2706 * tree-inline.c (setup_one_parameter): If the init_stmt
2707 is NULL, don't insert the statement.
2709 2005-10-30 Jan Hubicka <jh@suse.cz>
2711 PR tree-optimization/24172
2712 * tree-inline.c (copy_body_r): Unshare the substituted value first.
2714 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
2716 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
2717 constants for hosts with long != 32 bits.
2719 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2722 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2724 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
2726 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
2727 (TARGET_MS1_16_002): New.
2728 (TARGET_MS1_16_003): New.
2730 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
2731 ("*decrement_and_branch_until_zero_no_clobber"): New.
2732 Add corresponding splitter for decrement_and_branch_until_zero
2734 Key all decrement_and_branch_until_zero patterns off of
2737 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
2740 * tree-complex.c (extract_component): Treat RESULT_DECL
2741 like the rest of the decls.
2743 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
2745 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
2746 indirect call to _mcount if the function needs a static chain.
2748 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2749 Caroline Tice <ctice@apple.com>
2751 PR rtl-optimization/24460
2752 * dwarf2out.c (have_switched_text_sections): New boolean variable.
2753 (dwarf2out_switch_text_section): Set it to true instead of
2754 incrementing separate_line_info_table_in_use.
2755 (output_loc_list): Additionally test have_switched_text_sections.
2756 (output_ranges): Likewise.
2757 (dwarf2out_finish): Likewise.
2758 * varasm.c (assemble_start_function): Do not call
2759 insert_section_boundary_note.
2760 (assemble_end_function): If flag_reorder_blocks_and_partition,
2761 switch to the function's section before emitting the .size directive.
2762 * bb-reorder.c (insert_section_boundary_note): Staticify.
2763 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
2764 * output.h (insert_section_boundary_note): Delete.
2766 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
2769 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
2770 instead of pointer equality when comparing types.
2772 2005-10-24 James E. Wilson <wilson@specifix.com>
2774 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
2775 add_dependence_list_and_free calls.
2777 2005-10-24 Steven Bosscher <stevenb@suse.de>
2779 * contrib.texi: Add the names of the LLNL folks who donated
2780 Cray pointer support for gfortran.
2782 2005-10-24 Steven Bosscher <stevenb@suse.de>
2784 PR tree-optimization/24225
2785 * profile.c (branch_prob): Look from end to start through a
2786 basic block when looking for a locus.
2788 2005-10-24 Richard Henderson <rth@redhat.com>
2790 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
2792 (hppa_expand_prologue): Likewise.
2794 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2796 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
2797 (NO_DEFERRED_PROFILE_COUNTERS): Define.
2798 * pa.h (NO_PROFILE_COUNTERS): Define.
2799 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
2800 (funcdef_nos): New vector to hold label numbers of deferred profile
2802 (output_deferred_profile_counters): New function.
2803 (hppa_profile_hook): Push label number onto funcdef_nos.
2804 (pa_hpux_file_end): Call output_deferred_profile_counters if
2805 NO_DEFERRED_PROFILE_COUNTERS is false.
2807 * pa-protos.h (get_deferred_plabel): New prototype.
2808 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
2810 (output_call): Adjust calls.
2812 2005-10-24 Alan Modra <amodra@bigpond.net.au>
2814 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
2815 peculiarity of GOT/TOC section usage.
2817 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
2820 * c-common.c (constant_string_class_name): Add documentation.
2822 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
2825 * recog.c (peephole2_optimize): Increment peep2_current_count
2826 only when the slot is empty.
2828 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2831 * except.c (output_function_exception_table): Call
2832 assemble_external_libcall if we need a personality function.
2834 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2836 PR rtl-optimization/24460
2837 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
2838 set the basic block for barriers.
2840 2005-10-21 Janis Johnson <janis187@us.ibm.com>
2842 * var-tracking.c (vt_initialize): Initialize post.
2844 2005-10-21 Devang Patel <dpatel@apple.com>
2847 * c-common.c (vector_types_convertible_p): Check vector element type.
2849 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
2851 * config/sh/sh.c (prepare_move_operands): Handle the address
2852 constant which is a tls symbolic address plus a constant.
2854 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
2857 * gcc.c (main): Use the correct counter for erroring out
2858 about mulitple files.
2860 2005-10-21 Alan Modra <amodra@bigpond.net.au>
2863 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
2864 use r2 for 64-bit tls .got access.
2866 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
2868 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
2871 2005-10-20 Steven Bosscher <stevenb@suse.de>
2873 PR tree-optimization/24307
2874 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2876 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
2879 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
2881 * varasm.c (find_decl_and_mark_needed): After cgraph global info
2882 is ready, stop marking functions, but still mark variables.
2884 2005-10-20 Richard Guenther <rguenther@suse.de>
2887 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
2890 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2892 PR rtl-optimization/23585
2893 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
2894 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
2895 (may_trap_p_1): New predicate extracted from...
2896 (may_trap_p): ... here. Invoke may_trap_p_1.
2897 (may_trap_or_fault_p): New predicate.
2898 * rtl.h (may_trap_or_fault_p): Declare it.
2899 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
2900 instead of may_trap_p.
2901 (steal_delay_list_from_fallthrough): Likewise.
2902 (fill_simple_delay_slots): Likewise.
2903 (fill_slots_from_thread): Likewise.
2904 * function.c (pad_to_arg_alignment): Rework comment about
2905 SPARC_STACK_BOUNDARY_HACK.
2906 * config/sparc/sparc.h: Likewise.
2908 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
2910 * config/s390/s390.c (s390_expand_insv): New.
2911 * config/s390/s390-protos.h (s390_expand_insv): Declare.
2912 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
2913 ("icm_hi"): Remove mode attribute.
2914 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
2916 ("*extracthi", "*extractqi"): Remove.
2917 (extv<mode>", "*extzv<mode>"): New.
2918 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
2919 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2921 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2923 * cfgexpand.c (discover_nonconstant_array_refs_r,
2924 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2925 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2926 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2927 discover_nonconstant_array_refs.
2929 2005-10-19 Steven Bosscher <stevenb@suse.de>
2932 * c-decl.c (pop_scope): Don't warn about an unused variable
2933 if it is marked with TREE_NO_WARNING.
2934 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2935 somenow mismatch and olddecl is to be replaced.
2937 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2940 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2941 whether registers live on the edge can be saved/restored.
2943 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2945 * config/sh/sh.c (fixup_mova): Skip notes.
2947 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2949 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2950 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2951 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2952 (s390_initial_elimination_offset): Likewise.
2953 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2954 register on TARGET_ZARCH targets.
2955 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2956 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2957 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2958 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2960 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2962 * config/s390/s390.md: Comment describing output modifiers updated.
2963 * config/s390/s390.c (print_operand): Likewise.
2965 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2967 * config/s390/s390.c (override_options): Added check for -mstack-size
2969 * doc/invoke.texi: Mention that limit in the documenation.
2971 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2974 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2976 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2978 Fix PR tree-optimization/24231
2980 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2981 (compute_avail): Ditto.
2983 2005-10-18 Richard Henderson <rth@redhat.com>
2986 * config/i386/i386.c (legitimate_constant_p): Check
2987 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2989 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2990 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2991 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2993 (print_operand_address): Likewise.
2994 * config/i386/predicates.md (x86_64_immediate_operand): Test
2995 SYMBOL_REF_TLS_MODEL properly inside CONST.
2996 (x86_64_zext_immediate_operand): Likewise.
2997 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2998 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2999 * config/i386/i386-protos.h: Remove predicates.md entries.
3001 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3003 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3004 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3006 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3007 Ian Lance Taylor <ian@airs.com>
3010 * fold-const.c (fold_widened_comparison): Do not allow range based
3011 constant folding when right operand cannot be unwidened.
3013 2005-10-17 Richard Henderson <rth@redhat.com>
3015 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3016 with a memory clobber.
3018 2005-10-17 James E Wilson <wilson@specifix.com>
3020 PR rtl-optimization/17356
3021 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3022 checking for EDGE_EH.
3024 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3026 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3027 the slot on an even boundary for any type with 16-byte alignment.
3029 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3032 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3033 after register allocation.
3035 2005-10-17 DJ Delorie <dj@redhat.com>
3037 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3040 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3043 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3046 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3048 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3049 to 2 if it's already non-zero.
3050 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3051 is set and warn about it if flag_schedule_insns is 1.
3053 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3055 * config/crx/crx.md: Compare-and-branch instructions need to
3058 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3061 * config/i386/i386.md (*pushdi2_rex64 splitter)
3062 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3063 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3064 flow2 pass only when (optimize > 0 && flag_peephole2).
3066 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3069 * gcc.c (have_c): New static variable.
3071 (process_command): Remove declation of have_c.
3072 Set have_o to 1 when handling -o.
3073 (main): Add a fatel error if there are multiple
3074 files specified and -o and -c/-S is passed witout
3075 -combine or multiple languages.
3077 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3079 Fix PR tree-optimization/22444
3080 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3081 Assert that we don't hit something with subvars.
3082 (setup_pointers_and_addressables): Don't add things with subvars,
3083 because we'll already process the subvars for aliasing purposes.
3085 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3088 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3089 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3090 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3091 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3092 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3093 swapped, alternatives for the R constraint.
3096 * builtins.c (get_builtin_sync_mode): Make unlimited
3097 mode_for_size request.
3099 2005-10-15 Richard Henderson <rth@redhat.com>
3101 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3102 (gimplify_expr): ... here.
3103 (gimplify_compound_lval): Use it in initial scan loop. Allow
3104 fb_lvalue in base expression.
3106 2005-10-15 Richard Henderson <rth@redhat.com>
3109 * builtins.c (expand_builtin_trap): Export.
3110 * expr.h (expand_builtin_trap): Declare.
3111 * expr.c (expand_assignment): Emit a trap for integral offsets
3112 from registers that weren't reduced to bitpos.
3114 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3115 (mark_array_ref_addressable): Remove.
3116 * tree-flow.h (mark_array_ref_addressable): Remove.
3117 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3119 2005-10-15 James E Wilson <wilson@specifix.com>
3122 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3123 (add_dependence_list_and_free): Likewise.
3124 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3127 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3131 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3132 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3134 (vrp_visit_phi_node): Only prevent infinite iterations when
3135 the previous result and the new result are both VR_RANGEs.
3137 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3139 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3142 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3145 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3148 2005-10-14 Per Bothner <per@bothner.com>
3150 PR preprocessor/21250
3151 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3153 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3156 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3157 overflow flags. Refactor some conditionals.
3159 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3162 * tree-dfa.c (add_referenced_var): Only look at decls which
3163 have TREE_CONSTANT or TREE_READONLY set instead of if
3164 !TREE_PUBLIC or !TREE_CONSTANT.
3166 2005-10-13 James E Wilson <wilson@specifix.com>
3168 * doc/invoke.texi: For -x, add f95-cpp-input.
3169 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3171 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3173 PR tree-optimization/24262
3174 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3175 in loop all the time.
3177 2005-10-12 Richard Henderson <rth@redhat.com>
3180 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3181 * function.c (assign_parm_find_data_types): Don't support it.
3182 * print-tree.c (print_node): Likewise.
3183 * c-common.c (handle_transparent_union_attribute): Likewise.
3184 Use build_duplicate_type.
3185 * tree-inline.c (remap_type_1): Split out of remap_type;
3186 properly remap aggregate fields.
3187 (build_duplicate_type): New.
3188 * doc/extend.texi (Variable Attributes): Remove documentation
3189 for transparent_union.
3191 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3194 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3195 (gen_stack_pointer_dec): Likewise.
3197 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3201 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3203 (struct cxx): Add adjust_class_at_definition target hook.
3204 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3205 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3206 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3207 hook_void_tree. Add to TARGET_CXX.
3208 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3210 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3211 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3212 instead of attribute. Check for dllexport override. Warn if
3213 inconsistent dll linkage. Don't lose old dllimport if decl has
3214 had address referenced. Tweak lookup of dllimport atribute.
3215 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3216 for target specific rules. Don't add dllimport attribute if
3217 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3218 dllimport attribute.
3219 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3220 * varasm.c (initializer_constant_valid_p): Replace
3221 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3225 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3226 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3227 (i[34567]86-*-mingw32*): Likewise.
3229 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3230 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3232 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3233 C++-specific code. Change return value to bool.
3234 (i386_pe_dllimport_p): Likewise.
3235 (associated_type): Simplify and make language-independent
3236 (i386_pe_encode_section_info): Replace override of ambiguous
3237 dllimport symbol refs with a gcc_assert.
3238 (i386_pe_valid_dllimport_attribute_p): Define.
3239 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3240 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3241 i386_pe_adjust_class_at_definition.
3242 * config/i386/winnt-stubs.c: New file. Define stub versions of
3243 lang-specific functions.
3244 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3245 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3246 i386_pe_adjust_class_at_definition.
3247 (i386_pe_valid_dllimport_attribute_p): Declare.
3248 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3249 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3250 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3253 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3254 dllimport attribute with test of DECL_DLLIMPORT_P.
3256 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3258 * combine.c (make_extraction): Correct offset computation.
3260 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3262 * config/cris/t-linux (LIMITS_H_TEST): Define.
3264 2005-10-12 Richard Henderson <rth@redhat.com>
3267 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3269 2005-10-12 Richard Guenther <rguenther@suse.de>
3271 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3273 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3276 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3277 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3280 2005-10-12 Richard Guenther <rguenther@suse.de>
3283 * varasm.c (output_constant): Correct typo from previous
3286 2005-10-11 Ian Lance Taylor <ian@airs.com>
3288 PR rtl-optimization/13931
3289 * combine.c: Revert patch of 2003-05-14, and:
3290 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3291 completely killed in the appropriate insn.
3292 (distribute_notes): Don't skip multiple hard register test for
3293 elim_i1 and elim_i2.
3295 2005-10-11 Richard Henderson <rth@redhat.com>
3298 * c-typeck.c (convert_for_assignment): Use build_constructor_single
3299 to initialize a transparent union instead of a nop_expr.
3301 2005-10-11 Richard Henderson <rth@redhat.com>
3303 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
3304 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
3305 (tree_ssa_dce_loop): Call scev_reset.
3308 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
3309 * tree-ssa-dce.c: Include cfgloop.h.
3310 (tree_ssa_dce_loop, pass_dce_loop): New.
3311 * tree-pass.h (pass_dce_loop): Declare it.
3312 * passes.c (init_optimization_passes): Use it.
3314 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3317 * convert.c (convert_to_real): Revert 2005-10-05 patch.
3318 Only apply the optimization for rounding builtins if the inner
3319 cast is also an extension.
3321 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
3324 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
3325 mark_new_vars_to_rename instead of update_stmt.
3327 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
3329 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
3331 2005-10-11 Jakub Jelinek <jakub@redhat.com>
3333 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
3334 for setting MMX register to 0 rather than mmx.
3336 2005-10-10 Steve Ellcey <sje@cup.hp.com>
3339 * configure.ac: Move gas check from mips specific case to common case.
3340 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
3341 * configure: Regenerate
3342 * doc/install.texi: Update.
3344 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3347 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
3349 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
3351 * gcc.c (do_spec_1): Accept numeric characters in file name
3354 2005-10-10 Nick Clifton <nickc@redhat.com>
3356 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
3357 describing the deleted arm_gen_rotated_half_load function.
3359 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
3361 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
3364 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
3366 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
3368 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
3369 (EXTRA_MULTILIB_PARTS): Define.
3370 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3371 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3372 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
3373 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3374 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3375 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
3377 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3379 PR tree-optimization/24226
3380 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3381 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3382 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3385 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3387 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3389 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3392 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
3393 Rewrite for no need for the early clobber.
3395 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3397 Merge from csl-arm-branch:
3398 2005-09-07 Paul Brook <paul@codesourcery.com>
3399 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
3402 2005-04-30 Paul Brook <paul@codesourcery.com>
3403 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
3404 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
3406 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
3407 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
3408 (arm_override_options): Use TARGET_AAPCS_BASED.
3409 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
3410 (PTRDIFF_TYPE): Use int for AAPCS.
3411 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
3412 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
3413 (DEFAULT_SHORT_ENUMS): Delete.
3414 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
3416 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
3417 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
3418 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
3419 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
3421 2004-12-03 Mark Mitchell <mark@codesourcery.com>
3422 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
3424 2004-11-22 Mark Mitchell <mark@codesourcery.com>
3425 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
3427 2004-11-19 Mark Mitchell <mark@codesourcery.com>
3428 * config.gcc (arm*-*-linux-gnueabi): Add it.
3429 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
3431 (TARGET_OS_CPP_BUILTINS): Likeiwse.
3432 * config/arm/linux-eabi.h: New file.
3433 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
3434 (LINUX_TARET_LINK_SPEC): Likewise.
3435 (LINK_SPEC): Use it.
3436 * config/arm/t-linux-eabi: New file.
3438 2005-10-08 Steven Bosscher <stevenb@suse.de>
3441 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
3443 (PARAM_SMS_DFA_HISTORY): Likewise.
3445 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3448 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
3449 (load_register_parameters): Call it.
3450 (check_sibcall_argument_overlap_1): Likewise.
3451 (store_one_arg): Likewise.
3453 2005-10-07 James E. Wilson <wilson@specifix.com>
3455 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
3456 DImode not VECINT24 for operand 2.
3459 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
3463 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
3464 fr_spill): Use destination_operand for operand 0.
3466 2005-10-07 DJ Delorie <dj@redhat.com>
3468 * varasm.c (output_constant): Limit error to expanding
3471 2005-10-07 Richard Guenther <rguenther@suse.de>
3474 * fold-const.c (fold_binary): Fix operand types during folding
3475 of X op (A, Y). Evaluation order of the side-effects of
3476 X and A are frontend-defined, so ensure we honour that even for
3477 tcc_comparison class operands; eased by removing duplicate code.
3479 2005-10-07 Steve Ellcey <sje@cup.hp.com>
3481 * stor-layout.c (layout_type): Do not allow alignment of array
3482 elements to be greater than their size.
3484 2005-10-07 Steve Ellcey <sje@cup.hp.com>
3486 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
3488 (hppa*-*-linux*): Ditto.
3489 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
3490 * config/host-hpux.c: New.
3491 * config/x-hpux: New.
3492 * config/pa/x-hpux: Remove.
3493 * config/pa/x-linux: Remove.
3494 * config/pa/pa-host.c: Remove.
3496 2005-10-07 Jeff Law <law@redhat.com>
3498 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
3499 determine whether or not to try and thread outgoing edges.
3501 2005-10-07 David Edelsohn <edelsohn@gnu.org>
3503 * config/rs6000/rs6000.md (eqsi_power): New.
3504 (neg_eq0si): Add TARGET_POWER to final condition.
3507 2005-10-06 Richard Henderson <rth@redhat.com>
3509 * config/rs6000/rs6000.c: Revert last change.
3511 2005-10-06 Richard Henderson <rth@redhat.com>
3513 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
3514 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
3516 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
3520 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
3521 out return_label and naked_return_label.
3523 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3525 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
3528 2005-10-06 Richard Henderson <rth@redhat.com>
3531 * tree-inline.c (declare_return_variable): Handle modify_dest not
3534 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3536 Fix PR tree-optimization/22488
3537 * tree-ssa-structalias.c (check_for_overlaps): New function.
3538 (create_variable_info_for): Use it.
3540 2005-10-06 Richard Henderson <rth@redhat.com>
3543 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
3544 (dwarf2out_start_source_file): Print it.
3546 2005-10-06 Geoffrey Keating <geoffk@apple.com>
3548 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
3550 2005-10-06 Richard Henderson <rth@redhat.com>
3553 * mode-switching.c (optimize_mode_switching): Clear transp bit
3554 for block with incomming abnormal edges.
3556 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
3557 (fpscr_set_from_mem): Use them.
3558 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
3559 (fpscr postinc splitters): Rewrite as peephole2+split.
3561 2005-10-06 David Edelsohn <edelsohn@gnu.org>
3563 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
3564 (eq<mode>_compare): Same.
3566 2005-10-06 Richard Guenther <rguenther@suse.de>
3568 PR tree-optimization/24238
3569 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
3571 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
3573 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
3574 here. Use AC_PATH_PROG for environment variables instead of
3576 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
3578 * configure: Regenerated.
3580 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
3583 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
3584 then force it into a register.
3585 (call_value): Likewise.
3587 2005-10-06 Richard Henderson <rth@redhat.com>
3590 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
3591 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
3592 under pass_vectorize.
3594 2005-10-05 Devang Patel <dpatel@apple.com>
3597 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
3598 handling constants. Check NAMESPACE_DECL context for constants.
3600 2005-10-05 Eric Christopher <echristo@apple.com>
3602 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
3604 2005-10-05 Richard Henderson <rth@redhat.com>
3607 * tree-cfg.c (mark_array_ref_addressable_1): New.
3608 (mark_array_ref_addressable): New.
3609 * tree-flow.h (mark_array_ref_addressable): Declare.
3610 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
3612 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
3616 * reload.c (subst_reloads): When adding a REG_LABEL to a
3617 jump instruction, also update JUMP_LABEL.
3619 2005-10-05 David Edelsohn <edelsohn@gnu.org>
3621 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
3622 * bb-reorder.c (copy_bb_p): Use it.
3623 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
3625 2005-10-05 Richard Henderson <rth@redhat.com>
3628 * toplev.c (process_options): Warn about unsupported combinations
3629 of unwind tables and omit-frame-pointer.
3630 * config/i386/i386.c (override_options): Similarly. Enable
3631 accumulate-outgoing-args if not explicitly disabled.
3633 2005-10-05 Steve Ellcey <sje@cup.hp.com>
3635 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
3636 Handle big endian vs. small endian.
3637 (vec_initv2sf): Handle big endian vs. small endian.
3638 (*vec_extractv2sf_1): Ditto.
3640 2005-10-05 Dale Johannesen <dalej@apple.com>
3642 * convert.c (convert_to_real): Don't convert
3643 (float)floor(double d) to floorf((float)d).
3645 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
3647 * config/arm/arm.md (insv): Use gen_int_mode in more places.
3649 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
3651 PR tree-optimization/18587
3652 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
3653 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
3654 build_vuses): Change to VEC type.
3655 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
3656 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
3657 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
3658 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
3659 (get_name_decl): New. Return DECL_UID of base variable.
3660 (operand_build_cmp): New. qsort comparison routine.
3661 (operand_build_sort_virtual): New. Sort virtual build vector.
3662 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
3663 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
3664 (FINALIZE_BASE): Use get_name_decl.
3665 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
3666 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
3667 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
3668 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
3669 direct VEC_* manipulations.
3670 (build_ssa_operands): Call operand_build_sort_virtual.
3671 (copy_virtual_operand, create_ssa_artficial_load_stmt,
3672 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
3673 with direct VEC_* manipulations.
3674 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
3675 with direct VEC manipulations.
3677 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
3679 PR tree-optimization/21419
3680 PR tree-optimization/24146
3681 PR tree-optimization/24151
3683 * c-typeck.c (readonly_error): Handle USE being lv_asm.
3684 (build_asm_expr): Call it if outputs are read-only.
3685 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
3687 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
3688 Paolo Bonzini <bonzini@gnu.org>
3692 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
3693 enable the instructions and not just the built-ins.
3694 * doc/invoke.texi (x86 Options): Likewise.
3696 2005-10-04 Geoffrey Keating <geoffk@apple.com>
3698 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
3700 * doc/invoke.texi (Option Summary): Correct spelling
3701 of -mmacosx-version-min.
3703 2005-10-04 Devang Patel <dpatel@apple.com>
3705 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
3708 2005-10-04 Steve Ellcey <sje@cup.hp.com>
3710 * tree-vect-transform.c (vect_create_epilog_for_reduction):
3711 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
3713 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
3715 * config/s390/s390.md ("TDSI","DP"): New mode macros.
3716 ("TE","tg"): New mode attributes.
3717 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
3718 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
3719 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
3720 dword_mode and one for GPRmode.
3722 2005-10-04 Ian Lance Taylor <ian@airs.com>
3724 PR preprocessor/13726
3725 * c-ppoutput.c (cb_include): Add comments parameter, and print out
3726 any comments passed in.
3728 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3730 * tree.c (annotate_with_file_line): Fix typo.
3732 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3735 * builtins.c (fold_builtin_memcmp): When constructing the pointer
3736 type used to access data in the inlined length == 1 case, use
3737 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
3738 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
3740 2005-10-04 Uros Bizjak <uros@kss-loka.si>
3742 * config/i386/i386.h (TARGET_FISTTP): Enable also for
3743 TARGET_SSE3 and only for TARGET_80387.
3744 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
3745 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
3746 Do not depend on TARGET_80387.
3748 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3750 * tree.c (last_annotated_node): Change type to location_t*.
3751 (annotate_with_file_line): Reflect the change of
3752 last_annotated_node type.
3754 2005-10-04 Richard Guenther <rguenther@suse.de>
3757 * c-decl.c (grokdeclarator): Don't write to fields
3760 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3763 * c-decl.c (finish_decl): Use set_user_assembler_name even for
3765 * varasm.c (make_decl_rtl): If a register variable does not
3766 have a set user assmbler name, error out.
3767 Decode the asmspec is now name+1 bypassing '*'.
3769 2005-10-04 Steven Bosscher <stevenb@suse.de>
3771 PR tree-optimization/23049
3772 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
3773 of a COND_EXPR is folded before calling fold on the whole rhs of a
3774 conditional assignment.
3775 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
3776 document that a COND_EXPR may appear there.
3778 2005-10-03 Diego Novillo <dnovillo@redhat.com>
3781 * tree-vrp.c (extract_range_from_assert): If the new numeric
3782 range created out of the assertion contradicts the existing
3783 numeric range of the ASSERT_EXPR variable, make the new range
3786 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
3788 * config/sh/sh.c (sh_register_move_cost): Add case for moving
3789 from T_REGS to FP register class.
3791 2005-10-03 Richard Henderson <rth@redhat.com>
3794 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
3795 before creating a new one.
3797 2005-10-03 David Edelsohn <edelsohn@gnu.org>
3799 * config/rs6000/t-aix43 (LDFLAGS): New.
3800 * config/rs6000/t-aix52 (LDFLAGS): New.
3802 2005-10-03 Ian Lance Taylor <ian@airs.com>
3804 * gimplify.c (find_single_pointer_decl_1): New static function.
3805 (find_single_pointer_decl): New static function.
3806 (internal_get_tmp_var): For a formal variable, set restrict base
3807 information if appropriate.
3808 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
3810 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
3811 (DECL_GET_RESTRICT_BASE): Define.
3812 (SET_DECL_RESTRICT_BASE): Define.
3813 (decl_restrict_base_lookup): Declare.
3814 (decl_restrict_base_insert): Declare.
3815 (struct tree_decl_with_vis): Add based_on_restrict_p field.
3816 * tree.c (restrict_base_for_decl): New static variable.
3817 (init_ttree): Initialize restrict_base_for_decl.
3818 (copy_node_stat): Copy restrict base information.
3819 (decl_restrict_base_lookup): New function.
3820 (decl_restrict_base_insert): New function.
3821 (print_restrict_base_statistics): New static function.
3822 (dump_tree_statistics): Call print_restrict_base_statistics.
3824 2005-10-02 Diego Novillo <dnovillo@redhat.com>
3827 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
3828 case of anti-ranges.
3830 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
3833 * c-typeck.c (tagged_tu_seen): Rename to ...
3834 (tagged_tu_seen_cache): this and add val field.
3835 (comptypes): Move functional to comptypes_internal
3836 and free tagged_tu_seen.
3837 (comptypes_internal): New function and call comptypes_internal
3838 instead of comptypes. Speed up by sibcalling
3839 tagged_types_tu_compatible_p.
3840 (alloc_tagged_tu_seen): New function
3841 (free_all_tagged_tu_seen_up_to): New function.
3842 (tagged_types_tu_compatible_p): Return the val of the seen two
3844 Add that the two types are the same to tagged_tu_seen_base
3845 if they are and call comptypes_internal instead of comptypes.
3846 <case UNION_TYPE>: Speed up common type where the fields are
3848 (function_types_compatible_p): Call comptypes_internal instead of
3850 (type_lists_compatible_p): Likewise.
3851 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
3853 2005-10-02 Matthias Klose <doko@debian.org>
3855 * doc/invoke.texi: Fix typo and speling error.
3857 2005-10-01 Richard Henderson <rth@redhat.com>
3859 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
3861 2005-10-01 Mark Mitchell <mark@codesourcery.com>
3863 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
3864 using --start-group and --end-group.
3866 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3868 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
3869 FIXME note regarding quirky semantics.
3871 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3874 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
3875 non-null range as a last resort.
3877 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
3878 Diego Novillo <dnovillo@redhat.com>
3881 * tree-vrp.c (extract_range_from_assert): For !=
3882 assertions, only build an anti-range if LIMIT is a
3883 single-valued range.
3885 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
3887 * arm.md (movqi): On thumb when optimizing, handle loading from
3888 memory by describing this as taking a subreg of a zero-extended load
3889 into an SImode register.
3892 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
3894 * reload1.c (merge_assigned_reloads): Do not change any
3895 RELOAD_FOR_OUTPUT_ADDRESS reloads.
3897 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3899 * Makefile.in (LIPO_FOR_TARGET): Define.
3900 (STRIP_FOR_TARGET): Define.
3902 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
3903 before creating new ones. Do symlinks before creating the actual
3906 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
3907 to work out which multilibs are actually being built.
3909 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
3911 * tree-vect-transform.c, config/ms1/ms1.md,
3912 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
3913 Follow spelling conventions.
3914 * doc/invoke.texi, doc/md.texi: Fix typos.
3916 2005-09-30 Andrew Macleod <amacleod@redat.com>
3918 PR tree-optimization/21430
3919 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3920 use operands, and set stmt pointer if need be.
3921 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3922 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3925 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3928 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3930 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3932 * optabs.c (expand_binop): Initialize first_pass_p.
3934 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3937 * c-decl.c (c_write_global_declarations_1): If any
3938 wrapup_global_declaration_2 call returned true, restart the loop.
3940 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3942 Fix PR tree-optimization/24117
3943 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3944 before considering whether to use anyoffset.
3946 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3950 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3952 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3954 (swap_commutative_operands_with_target): New.
3956 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3959 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3962 2005-09-29 Steven Bosscher <stevenb@suse.de>
3964 PR tree-optimization/23911
3965 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3966 and IMAGPART_EXPR too.
3968 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3971 * expmed.c (expand_shift): Move logic to reverse rotation
3972 direction when rotating by constants ...
3973 * optabs.c (expand_binop): ... here.
3974 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3975 (ix86_rotrdi3): New pattern.
3976 (rotldi3): Handle 32-bit mode.
3977 (ix86_rotldi3): New pattern.
3979 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3982 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3983 check for numbers that need no bit twiddle.
3985 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3987 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3988 multilib to be built.
3990 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3991 (stage1-start): Delete old libgcc and libunwind before moving
3992 anything into the stage directory.
3993 (stage2-start): Likewise.
3994 (stage3-start): Likewise.
3995 (stage4-start): Likewise.
3996 (stageprofile-start): Likewise.
3997 (stagefeedback-start): Likewise.
3998 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3999 header in tm_file and CPU-specific t-darwin in tmake_file.
4000 (i[34567]86-*-darwin*): Don't change tm_file.
4001 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4002 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4003 shared library stub for target OS version.
4004 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4005 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4006 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4007 (libgcc_s.%.dylib): New.
4009 (install-darwin-libgcc-stubs): New.
4010 (INSTALL_LIBGCC): New append.
4011 * config/i386/darwin-libgcc.10.4.ver: New.
4012 * config/i386/darwin-libgcc.10.5.ver: New.
4013 * config/i386/t-darwin: New.
4014 * config/rs6000/darwin-libgcc.10.4.ver: New.
4015 * config/rs6000/darwin-libgcc.10.5.ver: New.
4016 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4017 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4019 2005-09-28 Paul Brook <paul@codesourcery.com>
4021 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4024 2005-09-28 Richard Guenther <rguenther@suse.de>
4026 PR tree-optimization/23853
4027 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4028 host_integerp to verify misalignment value.
4030 2005-09-28 Richard Henderson <rth@redhat.com>
4032 * builtins.c (get_builtin_sync_mode): New.
4033 (expand_builtin_sync_operation): Pass in mode argument.
4034 (expand_builtin_compare_and_swap): Likewise.
4035 (expand_builtin_lock_test_and_set): Likewise.
4036 (expand_builtin_lock_release): Likewise.
4037 (expand_builtin): Update to match.
4039 2005-09-28 Nick Clifton <nickc@redhat.com>
4041 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4042 formatting. Add check to PLUS case to ensure that the offset is
4043 within an acceptable range.
4045 * config/v850/v850.md (casesi): Disable the generation of the
4046 switch pattern as it is not being handled properly at the moment.
4048 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4049 for when the high words are identical.
4051 2005-09-27 Richard Henderson <rth@redhat.com>
4053 * pretty-print.c (pp_base_format): Fix typo for %>.
4055 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4056 Devang Patel <dpatel@apple.com>
4058 PR tree-optimization/23625
4059 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4060 LABEL_EXPR, assertion check.
4062 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4064 * optabs.c (no_conflict_move_test): Check if a result of a
4065 to-be-moved insn would be clobbered by an originally
4068 2005-09-27 Jeff Law <law@redhat.com>
4070 * passes.c (init_optimization_passes): Replace copy propagation
4071 passes immediately after DOM with phi-only copy propagation
4072 pases. Add phi-only copy propagation pass after first DOM pass.
4073 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4074 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4075 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4076 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4077 to init_copy_prop. Callers updated.
4078 (do_phi_only_copy_prop): New function.
4079 (pass_phi_only_copy_prop): New pass descriptor.
4081 2005-09-27 Nick Clifton <nickc@redhat.com>
4083 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4085 2005-09-26 Jason Merrill <jason@redhat.com>
4088 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4090 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4092 2005-09-26 James E Wilson <wilson@specifix.com>
4094 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4095 copyright. Add gcc copyright plus libgcc exception.
4096 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4098 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4100 2005-09-26 Jeff Law <law@redhat.com>
4102 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4103 about when to iterate.
4105 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4108 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4109 for __complex__ double in -mcpu=G5 mode.
4111 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4113 PR tree-optimization/23942
4114 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4115 * tree-scalar-evolution.c: Include params.h.
4117 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4118 follow_ssa_edge_in_condition_phi_branch,
4119 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4120 Change return type to t_bool. Use a parameter to limit the size of
4121 trees that are walked before stopping
4122 (analyze_evolution_in_loop): Initialize the limit to 0.
4123 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4124 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4126 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4129 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4130 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4132 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4134 * combine.c (make_extraction): Check for valid use of subreg.
4136 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4139 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4140 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4141 ("fist<mode>2_with_temp"): Use only register operands.
4143 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4145 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4146 CALL_INSN_FUNCTION_USAGE.
4148 2005-09-26 Richard Guenther <rguenther@suse.de>
4151 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4152 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4153 (ldst_entry): Use the hashtable instead of list-walking.
4154 (find_rtx_in_ldst): Likewise.
4155 (free_ldst_entry): Free the hashtable.
4156 (compute_ld_motion_mems): Create the hashtable.
4157 (trim_ld_motion_mems): Remove entry from hashtable if
4158 removing it from list.
4159 (compute_store_table): Likewise^2.
4160 (store_motion): Free hashtable in case we did not see
4163 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4165 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4166 and arg1 if we are passing them to fold_build2.
4168 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4171 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4174 2005-09-25 Richard Henderson <rth@redhat.com>
4176 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4177 SYMBOL_REF_TLS_MODEL to be correct.
4179 2005-09-24 Richard Henderson <rth@redhat.com>
4181 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4182 end of function. Reindent.
4184 2005-09-24 Ian Lance Taylor <ian@airs.com>
4186 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4187 NEGATE_EXPR/BIT_NOT_EXPR case.
4189 2005-09-24 Richard Henderson <rth@redhat.com>
4191 * c-common.c (handle_mode_attribute): When not modifying in place,
4192 create subtypes for enumerations.
4193 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4194 * gimplify.c (create_tmp_from_val): Likewise.
4196 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4198 * config/i386/i386.md (*tls_global_dynamic_64,
4199 *tls_local_dynamic_base_64): Add missing mode to call.
4200 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4202 2005-09-24 Jan Hubicka <jh@suse.cz>
4204 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4205 (cgraph_clone_node): Likewise.
4206 * cgraph.h (cgraph_clone_edge): Update prototype.
4207 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4208 duplicated prototypes; add updating argument.
4209 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4210 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4212 (cgraph_mark_inline_edge): Likewise.
4213 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4214 (cgraph_flatten_node): Likewise.
4215 (cgraph_decide_recursive_inlining): Likewise.
4216 (cgraph_decide_inlining_of_small_function): Likewise.
4217 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4219 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4220 Pete Steinmetz <steinmtz@us.ibm.com>
4222 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4223 (rldic.): Set type to "compare".
4225 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4226 mfjmpr for MFCTR/MFLR.
4227 (movdf_hardfloat64): Same.
4228 (movdf_softfloat64): Same. Correct order of store and move types.
4229 (movti_string): Set type to store_ux/load_ux.
4230 (load_multiple): Set type to load_ux.
4231 (store_multiple): Set type to store_ux.
4232 (movmemsi): Set type to store_ux.
4233 (output_cbranch direct_return): Set type to jmpreg.
4234 (stmw): Set type to store_ux.
4235 (lmw): Set type to load_ux.
4236 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4237 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4238 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4239 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4240 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4241 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4242 (rios1-fpstore): Increase latency to 3.
4243 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4244 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4246 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4247 Andrew Pinski <pinskia@physics.uc.edu>
4249 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4250 operand2 constraint to "b".
4251 (sync_<fetchop_name>di_internal): Same.
4252 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4254 (sync_old_<fetchop_name>di_internal): Same.
4255 (sync_new_<fetchop_name>si_internal): Same.
4256 (sync_new_<fetchop_name>di_internal): Same.
4258 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4261 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4262 case, define as macros.
4264 PR rtl-optimization/23837
4265 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4266 clobber / clobber match between dest and p->first.
4268 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4269 (no_conflict_move_test): Update comments.
4271 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4273 * doc/install.texi: Update URL for Jacks.
4274 * doc/sourcebuild.texi: Likewise.
4276 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4279 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4280 registers when choosing register preferences.
4281 (movdf_hardfloat64): Same.
4283 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4285 * expmed.c (expand_shift): Don't use the target of the rotate as
4286 target for the first expanded shift insn.
4287 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4289 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4291 PR tree-optimization/22438
4292 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
4293 preserved iv rhs rewriting specially.
4295 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
4297 * tree-data-ref.c (analyze_array_indexes): Only estimate when
4298 estimate_only is true.
4299 * tree-flow.h (ref_contains_indirect_ref): New prototype.
4300 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
4301 tree-ssa-structalias.c
4302 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
4303 ref_contains_indirect_ref.
4304 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
4306 2005-09-21 DJ Delorie <dj@redhat.com>
4308 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
4310 (mn10300_return_in_memory): Support variable size types also.
4311 (mn10300_pass_by_reference): Likewise.
4312 (mn10300_function_value): New.
4313 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
4314 (FUNCTION_OUTGOING_VALUE): Likewise.
4315 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
4316 * doc/invoke.texi: Document it.
4318 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4321 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
4322 force integer op1 into register for XFmode compares.
4324 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
4327 * expmed.c (alg_code): Add alg_impossible.
4328 (alg_hash_entry): Add cost.
4329 (synth_mult): Record alg_impossible in the hash table if
4330 multiplication by a given integer is impossble within the
4331 limit. Speed up using alg_impossible.
4333 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4335 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4336 argument. Allow and set any offset if needs_anyoffset is passed
4338 (get_constraint_for): Add argument here too.
4340 (do_structure_copy): Pass NULL to get_constraint_for.
4341 (handle_ptr_arith): Ditto.
4342 (find_func_aliases): Ditto.
4344 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
4346 PR rtl-optimization/23898
4347 * output.h (get_attr_min_length): Declare.
4348 * final.c (get_attr_length_1): New function, broken out of:
4350 (get_attr_min_length): New function.
4351 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
4352 (duplicate_computed_gotos): Likewise.
4353 * genattr.c (insn_min_length): Generate declaration.
4354 * genattrtab.c (min_fn, min_attr_value): New functions.
4355 (make_length_attrs): Generate insn_min_length.
4357 2005-09-20 Steve Ellcey <sje@cup.hp.com>
4359 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
4361 2005-09-20 Richard Henderson <rth@redhat.com>
4363 PR tree-optimization/24059
4364 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
4367 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
4369 * c.opt (fextended-identifiers): New.
4370 * c-opts.c (c_common_handle_option): Handle
4371 -fextended-identifiers.
4372 * doc/cpp.texi: Update documentation of extended identifiers.
4373 * doc/cppopts.texi (-fextended-identifiers): Document.
4375 2005-09-20 Jakub Jelinek <jakub@redhat.com>
4377 PR tree-optimization/23929
4378 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4381 PR tree-optimization/23818
4382 * tree-stdarg.c (execute_optimize_stdarg): Call
4383 calculate_dominance_info.
4385 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4387 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4388 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4389 (compute_overlap_steps_for_affine_1_2): Use
4390 get_number_of_iters_for_loop.
4391 (analyze_subscript_affine_affine): Check whether difference is
4393 Use get_number_of_iters_for_loop.
4394 Check whether overlap occurs outside of bounds.
4395 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
4397 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4399 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
4400 base register if possible.
4402 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
4404 PR tree-optimization/18463
4405 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
4406 converting it directly is not possible.
4407 (chrec_convert_aggressive): New function.
4408 * tree-chrec.h (chrec_convert_aggressive): Declare.
4409 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
4410 Fold chrec conversions aggressively if asked to.
4411 (instantiate_parameters): Modified because of changes in
4412 instantiate_parameters_1.
4414 2005-09-19 Richard Henderson <rth@redhat.com>
4416 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
4417 (reduc_splus_v2df): New.
4419 2005-09-19 Richard Sandiford <richard@codesourcery.com>
4421 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
4422 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
4424 2005-09-19 Richard Henderson <rth@redhat.com>
4426 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
4429 2005-09-19 Richard Henderson <rth@redhat.com>
4431 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
4432 (ia64_expand_dot_prod_v8qi): New.
4433 * config/ia64/ia64-protos.h: Update.
4434 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
4435 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
4436 sdot_prodv8qi, sdot_prodv4hi): New.
4437 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
4439 2005-09-19 Richard Henderson <rth@redhat.com>
4442 * real.c (exact_real_truncate): Return false if the format cannot
4443 represent the number as a normal.
4445 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
4446 for a memory source.
4448 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
4450 * tree-ssa-operands.c (swap_tree_operands): Export.
4451 * tree.h (swap_tree_operands): Declare.
4452 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
4453 Call swap_tree_operands.
4455 2005-09-19 Richard Henderson <rth@redhat.com>
4457 * tree-flow.h (merge_alias_info): Declare.
4458 * tree-ssa-copy.c (merge_alias_info): Export.
4459 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
4460 (vect_create_data_ref_ptr): Use create_iv directly.
4461 (vectorizable_load): Use correct types for integer constants.
4462 (vect_generate_tmps_on_preheader): Likewise.
4463 (vect_gen_niters_for_prolog_loop): Likewise.
4465 2005-09-19 Steven Bosscher <stevenb@suse.de>
4467 PR rtl-optimization/23943
4468 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
4470 2005-09-18 Jan Hubicka <jh@suse.cz>
4472 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
4474 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
4476 * varasm.c (output_constant): Do not abort on conversions to union
4477 types between different sizes.
4479 2005-09-18 Richard Guenther <rguenther@suse.de>
4482 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
4485 2005-09-18 Paul Brook <paul@codesourcery.com>
4487 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
4489 2005-09-17 Richard Henderson <rth@redhat.com>
4491 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
4492 * tree-ssa-loop.c (pass_vect_dce): Remove.
4493 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
4496 2005-09-17 Richard Henderson <rth@redhat.com>
4498 * tree-pass.h (pass_vect_dce): Declare.
4499 * passes.c (init_optimization_passes): Add it.
4500 * tree-flow.h (tree_ssa_dce): Declare.
4501 * tree-ssa-dce.c (tree_ssa_dce): Export.
4502 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
4503 (gate_tree_vectorize): ... here.
4504 (pass_vect_dce): New.
4506 2005-09-17 Jan Hubicka <jh@suse.cz>
4508 * except.c (struct eh_status): Turn region_array into vec.
4509 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
4510 convert_from_eh_region_ranges, find_exception_handler_labels,
4511 current_function_has_exception_handlers, assign_filter_values,
4512 build_post_landing_pads, dw2_build_landing_pads,
4513 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
4514 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
4515 foreach_reachable_handler, can_throw_internal_1,
4516 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
4518 (duplicate_eh_region_1): Update region_array.
4519 (duplicate_eh_regions): Resize region_array and avoid recomputing.
4521 2005-09-17 David Edelsohn <edelsohn@gnu.org>
4524 * expmed.c (expand_mult): Substitute simple register for op0 when
4527 2005-09-17 Richard Henderson <rth@redhat.com>
4529 * expr.c (emit_move_via_integer): Add force argument, pass it on
4530 to emit_move_change_mode. Update callers.
4531 (emit_move_complex): Pass true to new force argument.
4532 * function.c (expand_function_end): Move expand_eh_return call
4533 earlier. Merge sub-word complex values into a pseudo before
4534 copying to the return hard register.
4536 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
4538 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
4539 between different sizes.
4541 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
4545 * passes.c (init_optimization_passes): Register dump files for
4548 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
4550 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
4551 * config/s390/s390.c (s390_overlap_p): New function.
4552 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
4553 peephole2, "*xc" peephole2): Added overlap check to the peephole2
4556 2005-09-16 Richard Guenther <rguenther@suse.de>
4558 * ipa-pure-const.c (static_execute): Free auxiliar information.
4559 * ipa-type-escape.c (discover_unique_type): Free temporary key.
4560 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
4562 2005-09-15 DJ Delorie <dj@redhat.com>
4564 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
4566 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4568 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4570 (swap_commutative_operands_with_target): New.
4572 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
4574 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
4577 (estimate_iters_using_array): New function.
4578 * tree-data-ref.h (estimate_iters_using_array): Prototype
4579 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4580 Use estimate_iters_using_array instead of analyze_array.
4582 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
4584 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
4587 2005-09-15 Michael Matz <matz@suse.de>
4589 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
4591 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
4593 PR tree-optimization/23835
4594 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
4595 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
4597 2005-09-14 Richard Henderson <rth@redhat.com>
4599 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
4600 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
4602 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
4604 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
4605 in the ARRAY_TYPE case.
4607 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
4609 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
4611 2005-09-14 Uros Bizjak <uros@kss-loka.si>
4614 * tree-vect-transform.c (vectorizable_operation): Return false for
4615 scalar shift operations and for vector shift operations with
4616 non-invariant shift arguments. Use scalar tree operand op1 as
4617 a shift operand when vector shift insn pattern uses scalar shift
4619 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
4621 2005-09-14 Olivier Hainque <hainque@adacore.com>
4623 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
4624 value if it has side-effects.
4626 2005-09-14 David Edelsohn <edelsohn@gnu.org>
4629 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
4631 2005-09-14 Alan Modra <amodra@bigpond.net.au>
4633 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
4634 passed as NAME as if it were label at start of function code.
4636 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
4638 * config/sh/sh.md (*movv4sf_i): Add general register cases to
4641 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
4643 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
4644 as early clobber. Rewrite so the PIC register is not implicitly used.
4646 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4648 * tree.c (annotate_with_file_line): Compare line numbers before
4651 2005-09-13 Uros Bizjak <uros@kss-loka.si>
4654 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
4655 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
4657 2005-09-13 Ian Lance Taylor <ian@airs.com>
4659 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
4660 than a HOST_WIDEST_INT to gen_doloop_begin.
4662 2005-09-13 Diego Novillo <dnovillo@redhat.com>
4664 * tree-dfa.c (dump_variable): Guard against NULL annotations.
4666 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
4668 PR tree-optimize/23817
4669 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
4671 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4674 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
4675 word before changing the stack pointer. Use gen_frame_mem for MEMs.
4676 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
4677 (restore_stack_nonlocal): Likewise.
4678 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
4680 2005-09-12 Ian Lance Taylor <ian@airs.com>
4683 * c.opt (ffriend-injection): New C++ option.
4684 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
4685 (C++ Dialect Options): Document -ffriend-injection.
4687 2005-09-12 Josh Conner <jconner@apple.com>
4690 * ipa-reference.c (static_execute): Don't mark variables in
4691 named sections TREE_READONLY.
4693 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4695 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
4698 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
4700 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
4701 V_MUST_DEF instead of just the first_use_p.
4702 Don't mark the virtual variables for renaming on the statement which
4704 (pass_dse): Remove TODO_update_ssa.
4706 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4709 * stor-layout.c (compute_record_mode): For records with a single
4710 field, actually check the field's mode size against the type size.
4712 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
4713 registers for TARGET_SHMEDIA.
4714 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
4715 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
4716 of GENERAL_REGS and FP_REGS.
4718 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4720 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
4722 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4724 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
4725 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
4726 are omitted. Exclude stack_tie insn too.
4728 2005-09-11 David Edelsohn <edelsohn@gnu.org>
4730 PR rtl-optimization/23098
4731 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
4733 * config/rs6000/rs6000.md (movdf splitter): Use
4734 const_double_operand predicate for TARGET_POWERPC64.
4735 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
4736 SYMBOL_REF method to ABI_V4.
4738 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
4739 replace_equiv_address.
4740 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
4741 rs6000_sr_alias_set and MEM_NOTRAP.
4742 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
4744 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
4746 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
4747 handle CALL_EXPR again.
4749 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
4751 * arm/predicates.md (alignable_memory_operand): Delete.
4753 2005-09-10 Richard Henderson <rth@redhat.com>
4756 * dbxout.c (dbxout_expand_expr): New.
4757 (dbxout_symbol): Use it.
4759 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
4761 * arm.c (arm_gen_rotated_half_load): Delete.
4762 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
4763 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
4764 (thumb_set_return_address): Likewise.
4765 (thumb_load_double_from_address): Use adjust_address.
4766 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
4767 (extendhsisi2_mem, movhi_bytes): Use change_address.
4768 (movhi): Use widen_memory_access.
4769 (reload_out_df): Use replace_equiv_address.
4770 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
4772 2005-09-09 Richard Henderson <rth@redhat.com>
4775 * dbxout.c: Include expr.h.
4776 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
4777 (dbxout_symbol): Handle DECL_VALUE_EXPR.
4778 * Makefile.in (dbxout.o): Add EXPR_H.
4780 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
4782 PR tree-optimization/23509
4783 * tree-cfg.c (replace_uses_by): Use replace_exp.
4784 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
4785 pointers have name_mem_tag or type_mem_tag set.
4787 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4789 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
4790 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
4791 of wrongly accessing operands.
4793 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4795 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
4796 * tree-chrec.c: Include tree-scalar-evolution.h.
4797 (chrec_convert): Instantiate the base and step before calling
4798 scev_probably_wraps_p that would fail on parametric evolutions.
4799 Collect all the fails into a single section failed_to_convert,
4800 print a diagnostic, and return chrec_dont_know instead of calling
4802 * tree-scalar-evolution.c (loop_closed_phi_def): New.
4803 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
4805 (scev_const_prop): Don't replace the definition of a loop closed ssa
4806 phi node by itself, or by another loop closed ssa phi node.
4807 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
4808 that base and step are defined.
4810 2005-09-09 Richard Guenther <rguenther@suse.de>
4813 * fold-const.c (fold_ternary): Check truth_value_p before
4814 calling invert_truthvalue.
4816 2005-09-09 Nick Clifton <nickc@redhat.com>
4818 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
4819 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
4820 dimension of these arrays.
4821 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
4823 * longlong.h: Only provide a prototype for the __clz_tab[] array
4824 if this header has not been included from libgcc2.h.
4825 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
4827 Provide prototypes for exported functions.
4828 Use the __clz_tab[] and __popcount_tab[] arrays provided by
4831 2005-09-08 Josh Conner <jconner@apple.com>
4835 * expr.c (expand_expr_addr_expr_1): Don't invoke
4836 expand_simple_binop for EXPAND_INITIALIZER.
4838 2005-09-08 Richard Henderson <rth@redhat.com>
4841 * toplev.c (wrapup_global_declaration_1): Split out ...
4842 (wrapup_global_declaration_2): ... from ...
4843 (wrapup_global_declarations): ... here. Return bool.
4844 (check_global_declaration_1): Split out ...
4845 (check_global_declarations): from here.
4846 (emit_debug_global_declarations): New.
4847 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
4848 check_global_declaration_1, emit_debug_global_declarations): Declare.
4849 * c-decl.c (c_write_global_declarations_1): Don't create a vector
4850 of decls. Call wrapup_global_declaration_1,
4851 wrapup_global_declaration_2, check_global_declaration_1 directly.
4852 (c_write_global_declarations_2): New.
4854 (c_write_global_declarations): Call c_write_global_declarations_2.
4855 * langhooks.c (write_global_declarations): Call
4856 emit_debug_global_declarations.
4858 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
4859 remove decls that have DECL_RTL_SET_P.
4860 * passes.c (rest_of_decl_compilation): Invoke
4861 cgraph_varpool_finalize_decl for all but functions.
4863 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4865 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
4866 the result of a conversion if the new min and max cannot be compared.
4868 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
4870 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
4871 (override_options): Setting s390_sr_alias_set removed.
4872 (save_fpr, save_gprs): Set alias set to vararg or frame.
4873 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
4874 s390_sr_alias_set with get_frame_alias_set ().
4875 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
4876 get_varargs_alias_set ().
4878 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4882 * c-parser.c (c_parser_objc_method_definition): If the next
4883 token is not "{", error out and don't start the function.
4885 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4887 * tree-vrp.c (extract_range_from_expr): Move the check for non
4888 nullness after the check for gimple invariant.
4890 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4892 * tree.c (host_integerp, tree_low_cst): Correct function comment.
4894 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4897 * config/m32r.md (movmemsi_internal): Canonicalize order of
4898 operands in PLUS component of template.
4900 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
4902 * reload1.c (fixup_eh_region_note): Remove assertion.
4903 (fixup_abnormal_edges): Reverted removal of call to
4904 find_many_sub_basic_blocks made on 2005-08-31.
4906 2005-09-07 Richard Henderson <rth@redhat.com>
4908 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
4909 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
4910 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
4911 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
4912 rearrange for better packing.
4913 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
4914 (lookup_cfa_1): Remove inline marker.
4915 (cfa_equal_p): Split out of ...
4916 (def_cfa_1): ... here. Use INVALID_REGNUM.
4917 (build_cfa_loc): Handle !cfa->indirect.
4918 (frame_pointer_cfa_offset): New.
4919 (dbx_reg_number): Assert register elimination performed; do
4920 leaf register remapping.
4921 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4922 (eliminate_reg_to_offset): New.
4923 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4924 for verifiably local stack frame addresses; re-base to CFA.
4925 (mem_loc_descriptor): Remove can_use_fbreg argument.
4926 (concat_loc_descriptor, loc_descriptor): Likewise.
4927 (containing_function_has_frame_base): Remove.
4928 (rtl_for_decl_location): Don't do register elimination or
4929 leaf register remapping here.
4930 (secname_for_decl): Split out from ..
4931 (add_location_or_const_value_attribute): ... here.
4932 (convert_cfa_to_loc_list): New.
4933 (compute_frame_pointer_to_cfa_displacement): New.
4934 (gen_subprogram_die): Use them.
4935 * tree.h (frame_base_decl): Remove.
4936 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4937 (prologue_stack_adjust): Remove.
4938 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4939 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4940 (set_frame_base_location): Remove.
4941 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4942 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4943 (vt_add_function_parameters): Don't eliminate_regs.
4944 (vt_initialize): Don't create frame_base_decl.
4946 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4948 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4949 version of GNU binutils for 4.x and later.
4951 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4953 * ggc-page.c (ggc_push_context): Remove.
4954 (ggc_pop_context): Likewise.
4955 * ggc.h (ggc_push_context): Remove.
4956 (ggc_pop_context): Likewise.
4958 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4961 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4962 returning from an interrupt handler.
4964 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4967 * config/arc/arc.c (output_shift): Add check for loop count when
4970 2005-09-06 Steven Bosscher <stevenb@suse.de>
4972 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4974 (abs_replacement): Likewise.
4975 (pass_phiopt): Remove TODO_update_ssa.
4977 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4980 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4981 if "return with no value, in function returning non-void" warning
4983 * tree-cfg.c (execute_warn_function_return): Don't look at
4984 RETURN_EXPRs with TREE_NO_WARNING set.
4987 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4988 for internal functions doesn't use registers used by global registers
4989 variables. Use fewer register parameters if there are global register
4992 2005-09-06 Olivier Hainque <hainque@adacore.com>
4993 Eric Botcazou <ebotcazou@adacore.com>
4996 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4997 when we would be extracting outside its bit span (bitpos+bitsize
4998 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4999 Ada unchecked conversions.
5001 2005-09-06 Steven Bosscher <stevenb@suse.de>
5003 * tree-ssa-pre.c (try_look_through_load): New function.
5004 (compute_avail): Use it to try to look through loads for some
5005 more useful expressions.
5007 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5009 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5010 condition for detecting cases like (a&a) and (a^a).
5012 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5014 * common.opt: Add option ftree-vect-loop-version.
5015 * params.def: Add --param vect-max-version-checks.
5016 * doc/invoke.texi: Document ftree-vect-loop-version and
5017 --param vect-max-version-checks.
5018 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5019 may_misalign_stmts and defines for accessors.
5020 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5021 LOOP_VINFO_MAY_MISALIGN_STMTS.
5022 (destroy_loop_vec_info): VEC_free for
5023 LOOP_VINFO_MAY_MISALIGN_STMTS.
5024 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5025 Update documentation.
5026 (vect_update_misalignment_for_peel): New.
5027 (vect_enhance_data_refs_alignment): Update to choose loop
5028 peeling or loop versioning if appropriate for the (potentially)
5029 unaligned data references in the loop.
5030 (vect_analyze_data_refs_alignment): Remove call to
5031 vect_enhance_data_refs_alignment so the checks can be done
5033 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5034 and move up call to vect_analyze_data_refs_alignment.
5035 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5036 (vect_transform_loop): Add call to loop_version.
5038 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5040 PR rtl-optimization/23098
5041 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5042 * simplify-rtx.c (constant_pool_reference_p): New function.
5043 * rtl.h (constant_pool_reference_p): New prototype.
5044 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5045 constant_pool_reference_p in condition and
5046 avoid_constant_pool_reference in preparation statements.
5048 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5050 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5051 STRICT_LOW_PART SETs.
5053 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5056 * except.c (sjlj_emit_function_enter): Find the function begin
5057 note even when it's not in first basic block.
5059 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5061 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5062 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5063 * aclocal.m4: Regenerate.
5065 2005-09-05 DJ Delorie <dj@redhat.com>
5067 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5070 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5072 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5073 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5074 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5075 Follow spelling conventions.
5076 * doc/invoke.texi: Follow spelling conventions.
5078 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5080 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5081 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5082 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5084 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5087 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5088 (output_stack_adjust): Use gen_tmp_stack_mem.
5089 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5090 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5091 (sh_get_pr_initial_val): Likewise.
5092 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5093 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5094 * sh.md (divsi_inv_m0): Use gen_const_mem.
5095 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5096 (movdf_i4+1): Use gen_tmp_stack_mem.
5097 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5098 (fpu_switch+2): Likewise.
5099 (movv4sf_i, movv16sf_i): Use adjust_address.
5100 (symGOT_load): Set MEM_NOTRAP_P bit.
5102 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5105 * pa.c (emit_move_sequence): Fix typo in last change.
5107 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5109 PR rtl-optimization/23454
5110 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5113 2005-09-03 Richard Henderson <rth@redhat.com>
5114 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5117 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5120 2005-09-02 Nicolas Pitre <nico@cam.org>
5122 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5123 to bit_count to 32 bits.
5125 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5128 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5129 generating synthetic loads from volatile lvalues.
5131 005-09-02 Nick Clifton <nickc@redhat.com>
5133 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5134 __ctzhi2, __clzhi2): New functions.
5136 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5139 * tree-nested.c (struct var_map_elt): Mark with GTY.
5140 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5142 (lookup_field_for_decl): Allocate new element in GC memory.
5143 (lookup_tramp_for_decl): Likewise.
5144 (convert_nl_goto_reference): Likewise
5145 (create_nesting_tree): Allocate info in GC memory. Likewise for
5147 (free_nesting_tree): Free with ggc_free instead of free.
5148 (root): New static variable.
5149 (lower_nested_functions): Remove root as local variable. And zero out
5150 root at the end of the function.
5152 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5154 PR rtl-optimization/20365
5155 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5156 to short. New member ix.
5157 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5158 (simplify_plus_minus): Initialize ix members before calling qsort.
5160 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5162 PR tree-optimization/23626
5163 * tree-cfg.c (replace_uses_by): Clean up eh info.
5165 2005-09-01 DJ Delorie <dj@redhat.com>
5167 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5170 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5172 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5173 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5176 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5178 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5179 do not issue warning for a variable definition following
5182 2005-09-01 Richard Henderson <rth@redhat.com>
5185 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5186 conversion to CONST_VECTOR.
5188 2005-09-01 Richard Henderson <rth@redhat.com>
5191 * reload1.c (reload_as_needed): Check !CALL_P before calling
5192 fixup_eh_region_note.
5193 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5195 2005-09-01 DJ Delorie <dj@redhat.com>
5197 * varasm.c (output_constant): Let the target resolve
5198 conversions of addresses to non-default pointer sizes.
5200 2005-09-01 Nicolas Pitre <nico@cam.org>
5202 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5203 to alow matching ARM pre-indexed addressing mode.
5204 (arm_override_options): Remove now irrelevant comment.
5206 2005-09-01 Phil Edwards <phil@codesourcery.com>
5208 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5209 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5210 * config/i386/vxworks.h: Likewise.
5211 * config/i386/t-vxworksae: New file, for VxWorks AE.
5212 * config/i386/vxworksae.h: Likewise.
5214 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5216 PR tree-optimization/23410
5217 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5218 sequence is not wrapping during the first step.
5220 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5223 * dwarf2out.c (base_type_die): Compare char_type_node with
5224 TYPE_MAIN_VARIANT (type), not type.
5226 2005-09-01 Richard Guenther <rguenther@suse.de>
5228 PR tree-optimization/15366
5229 * common.opt: Add -finline-functions-called-once.
5230 Put -fearly-inlining in alphabetically ordered place.
5231 * doc/invoke.texi: Document new option.
5232 * ipa-inline.c (cgraph_decide_inlining): Honour
5233 flag_inline_functions_called_once.
5235 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5237 PR rtl-optimization/23478
5238 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5239 (alloc_qty): Initialize it.
5240 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5241 (combine_regs): Combine also n_throwing_calls_crossed fields.
5242 (find_free_reg): Don't attempt to caller-save pseudos crossing
5243 calls that might throw.
5244 * global.c (struct allocno): Add throwing_calls_crossed field.
5245 (global_alloc): Revert 2005-08-22 change. Initialize
5246 throwing_calls_crossed.
5247 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5250 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5253 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5254 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5255 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5256 (and64_2_operand): Tweak to use predicate.
5257 (and_operand): Adjust for mask_operand changes.
5258 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5259 (print_operand): Likewise.
5260 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5261 (mask64_1or2_operand): Delete.
5262 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5263 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5264 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5265 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5266 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5267 (rotldi3_internal4): Likewise.
5268 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5269 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5270 (ashldi3_internal7): Likewise.
5271 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5272 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5273 (anddi3 split): Don't match mask64_operand.
5274 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5275 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5276 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5277 't' splitter predicate.
5278 (movdi_internal64 + 2): Revert 2005-06-11 change.
5280 2005-08-31 DJ Delorie <dj@redhat.com>
5282 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5283 (m32c_asm_integer): Add support for 32 bit pointers.
5285 2005-08-31 Richard Henderson <rth@redhat.com>
5287 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5288 component-like references for setting MEM_NOTRAP_P.
5290 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5291 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5293 2005-08-31 Richard Henderson <rth@redhat.com>
5295 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
5296 into a pseudo before applying gen_lowpart.
5298 2005-08-31 Geoffrey Keating <geoffk@apple.com>
5300 * doc/install.texi (Specific): Update cctools version required
5301 for full functionality.
5302 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
5303 linkers as -macosx_version_min.
5305 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
5308 * sh.c (print_operand, %R and %S): Add handling of floating point
5309 registers, memory, constants and invalid operands.
5311 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
5313 * ipa-pure-const.c: Change dump name.
5315 2005-08-31 Uros Bizjak <uros@kss-loka.si>
5318 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
5319 to "reg_or_0_operand".
5320 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
5322 2005-08-31 Dale Johannesen <dalej@apple.com>
5324 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
5325 loops that count down.
5327 2005-08-31 Richard Henderson <rth@redhat.com>
5330 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5331 (fixup_eh_region_note): New.
5332 (reload_as_needed): Call it.
5333 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
5334 don't call find_many_sub_basic_blocks; call verify_flow_info.
5335 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
5336 (keep_stack_depressed): Likewise.
5337 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
5339 2005-08-31 Richard Henderson <rth@redhat.com>
5341 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
5344 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
5346 * expr.c (expand_expr_real_1): Compare size of address
5347 mode to target's address mode size in deciding expansion of
5348 the constant address.
5350 2005-08-31 Richard Guenther <rguenther@suse.de>
5353 * expr.c (all_zeros_p): New function.
5354 (expand_expr_real_1): Handle the case of an all-zero
5355 non-addressable constructor separately.
5357 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
5359 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
5360 arguments, adjust all callers.
5361 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
5363 2005-08-30 Richard Henderson <rth@redhat.com>
5366 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
5367 whenever the mode sizes match.
5369 2005-08-31 Alan Modra <amodra@bigpond.net.au>
5371 * calls.c (load_register_parameters): Fix comment typo.
5372 * expr.c (emit_push_insn): Comment formatting.
5374 2005-08-30 Ian Lance Taylor <ian@airs.com>
5376 * config/i386/x-cygwin (host-cygwin): Change dependency from
5377 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5379 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5381 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5384 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5387 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5388 call to ggc_collect.
5390 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
5393 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
5394 beginning. Remove $(INCLUDES) from all the rules, if following
5395 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
5397 2005-08-29 Jakub Jelinek <jakub@redhat.com>
5400 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
5401 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
5402 not constant, but maxlen is, don't set len to maxlen, rather
5403 set maxlen to len if len is a constant.
5405 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
5407 PR tree-optimization/23475
5408 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
5411 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
5413 Fix PR middle-end/22455
5415 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
5416 Checksum only the parts of the tree that exist for the tree code.
5418 2005-08-28 Dale Johannesen <dalej@apple.com>
5420 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
5422 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
5424 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
5426 2005-08-28 Richard Henderson <rth@redhat.com>
5428 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
5429 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
5432 2005-08-28 Jakub Jelinek <jakub@redhat.com>
5435 * builtins.c (get_memory_rtx): Don't strip nops
5436 in between COMPONENT_REFs.
5438 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
5441 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
5443 (gimplify_modify_expr): Check for zero sized types and gimplify the
5444 rhs and lhs as statements.
5446 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
5449 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
5450 state for return address column of signal frames.
5452 2005-08-27 David Edelsohn <edelsohn@gnu.org>
5455 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
5456 bytes >= 2 not bytes == 2.
5457 (expand_block_move): Same.
5459 2005-08-27 Richard Guenther <rguenther@suse.de>
5462 * config/i386/sse.md (sse2_movsd): Add missing closing
5465 2005-08-27 Paul Brook <paul@codesourcery.com>
5467 * genrecog.c (enum decision_type): Add DT_num_insns.
5468 (struct decision_test): Add u.num_insns.
5469 (add_to_sequence): Add DT_num_insns test.
5470 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
5471 (write_cond, debug_decision_2): Ditto.
5472 (change_state): Assume peep2_next_insn never fails.
5473 Remove "afterward" argument.
5474 (write afterward, write_tree): Update to match.
5475 * recog.c (peep2_current_count): New variable.
5476 (peep2_next_insn): Check it.
5477 (peephole2_optimize): Set peep2_current_count.
5478 * recog.h (peep2_current_count): Declare.
5480 2005-08-26 Josh Conner <jconner@apple.com>
5483 * ipa-pure-const.c (check_tree): Check for volatile-ness
5484 when considering a dereference.
5486 2005-08-27 Jakub Jelinek <jakub@redhat.com>
5488 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
5490 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5492 PR rtl-optimization/23561
5493 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
5494 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
5495 at most LEN bytes long memory fits into the field.
5496 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
5497 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
5498 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
5500 2005-08-26 Richard Henderson <rth@redhat.com>
5503 * loop.c (biased_biv_may_wrap_p): New.
5504 (maybe_eliminate_biv_1): Use it to suppress non-equality
5505 comparison transformations. Delete disabled code.
5507 2005-08-26 Ian Lance Taylor <ian@airs.com>
5509 * combine.c (make_extraction): Avoid reference outside object.
5511 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
5513 * stor-layout.c (finalize_type_size): Restore behaviour for
5514 non-aggregate types to the status quo ante of the patch for
5515 pr 23467. Document why it matters.
5517 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5520 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
5521 array by one element, initialize the BT_LAST element with NULL.
5523 2005-08-26 David Edelsohn <edelsohn@gnu.org>
5525 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
5526 optimizing for size.
5528 (compare_plus_eqsi): Same.
5529 (plus_eqsi_compare): Same.
5530 (neg_eq0<mode>): Same.
5531 (neg_eq<mode>): Same.
5533 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
5536 2005-08-26 Nick Clifton <nickc@redhat.com>
5538 * config/v850/v850.c (ep_memory_operand): Return FALSE if
5539 TARGET_EP is not defined.
5540 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
5541 TARGET_EP is enabled.
5542 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
5543 * config/v850/v850.md (save_all_interrupt): Only use the EP
5544 register if TARGET_EP is defined.
5545 (restore_all_interrupt): Likewise.
5546 * config/v850/lib1funcs.asm: Update functions so that the EP
5547 register is only used if __EP__ is defined.
5549 2005-08-26 David Ung <davidu@mips.com>
5551 * config/mips/mips.c (mips_expand_prologue): Handle case when
5552 generating for MIPS16 and the outgoing argument area is more than
5553 SMALL_OPERAND. Use the frame pointer as temporary to generate the
5556 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
5558 * config/crx/crx.md: Make doloop_end pattern usage controllable
5559 via mloop-nesting=<max-nesting> command line switch. Make sure
5560 the combiner cannot use doloop_end_<mode> in an illegal way.
5561 * config/crx/crx.c: Use regs up to r6 for argument passing.
5562 Refine crx_address_cost (non cst4 displacements are expensive).
5563 * config/crx/crx.opt: Add switch for mloop-nesting=.
5565 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
5567 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
5568 (UNSPEC_MVST): New constant.
5570 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
5572 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
5573 Reject operands containing eliminable registers.
5574 * testsuite/gcc.dg/20050825-1.c: New testcase.
5576 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5577 Jan Hubicka <jh@suse.cz>
5579 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
5581 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5583 PR tree-optimization/23546
5584 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
5587 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
5589 * params.def (PARAM_MIN_SPEC_PROB): New.
5590 * sched-rgn.c (MIN_PROBABILITY): Delete.
5591 (compute_trg_info): Convert to PARAM_VALUE.
5592 * doc/invoke.texi (param): Document min-spec-prob.
5594 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
5596 * config/darwin.h: define __PIC__
5597 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
5598 TARGET_OS_CPP_BUILTINS macro.
5600 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5602 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
5605 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5607 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
5609 * cfghooks.c (duplicate_block): Added position where to place
5610 new block as argument.
5611 * cfghooks.h (duplicate_block): Declaration changed.
5612 * cfglayout.c (copy_bbs): Add argument after. Pass it to
5614 * cfglayout.h (copy_bbs): Declaration changed.
5615 * cfgloop.h (loop_version): Declaration changed.
5616 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
5617 position to copy_bbs.
5618 (loop_version): Pass position to duplicate_loop_to_header_edge.
5619 Add place_after argument and position new blocks according to
5621 * modulo-sched.c (sms_schedule): Pass place_after argument
5623 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
5624 * tree-cfg.c (split_edge_bb_loc): New function.
5625 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
5626 to determine position of new blocks.
5627 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
5629 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
5630 argument to duplicate_block.
5631 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
5632 Pass position to copy_bbs.
5634 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5636 * fold-const.c (ptr_difference_const): Use
5637 cst_and_fits_in_hwi instead of host_integerp.
5639 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5641 * config/darwin.c (gen_pic_offset): New.
5642 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
5645 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
5647 PR tree-optimization/23486
5648 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
5650 2005-08-23 Phil Edwards <phil@codesourcery.com>
5652 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
5653 remove use_collect2.
5654 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
5656 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
5657 configuration files to override the default value.
5659 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
5660 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
5661 * config/vx-common.h: New file, split out from...
5662 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
5663 * config/vxworksae.h: New file, for VxWorks AE.
5664 * config/vxworks.opt: New file.
5665 * config/vxlib.c: Update for VxWorks 6.
5667 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
5668 other MULTILIB_* variables appropriately.
5669 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
5670 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
5671 * config/rs6000/vxworks.h: Update for VxWorks 6.
5672 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
5674 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
5677 * config/darwin.c (machopic_select_section): Remove the hack to
5678 mark "::operator new" and "::operator delete" for coalescing
5679 even though they are not weak.
5681 2005-08-24 Alan Modra <amodra@bigpond.net.au>
5683 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
5684 * configure: Regenerate.
5686 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5689 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
5691 * convert.c (convert_to_integer, convert_to_vector): Likewise.
5692 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
5695 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5697 * config/rs6000/predicates.md (equality_operator): New.
5698 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
5699 comparison with a large constant.
5701 2005-08-23 Mark Mitchell <mark@codesourcery.com>
5703 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
5705 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
5707 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
5708 registers is even, and we have a hardware double precision fp,
5710 (sh_gimplify_va_arg_expr): For floating point arguments, consider
5711 size of current argument when checking if argument was passed in
5714 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
5717 * stor-layout.c (finalize_type_size): Dont override
5718 existing alignment with a smaller alignment from the mode.
5720 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5722 * lambda-code.c (lambda_vector_lexico_pos): Moved...
5723 * lambda.h (lambda_vector_lexico_pos): ... here.
5724 * tree-data-ref.c (build_classic_dist_vector): Return false when
5725 the distance vector is lexicographically negative.
5727 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5729 PR tree-optimization/23511
5730 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
5731 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
5733 2005-08-23 Jakub Jelinek <jakub@redhat.com>
5735 PR tree-optimization/22043
5736 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
5737 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
5738 If ALLOW_FLEXARR, handle types ending with flexible array member.
5739 Pass false as second argument to recursive count_type_elements calls.
5740 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
5741 argument to count_type_elements call.
5742 * tree-sra.c (decide_block_copy): Likewise.
5743 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
5744 for a constant-sized object, set cleared as well. Pass true as
5745 second argument to count_type_elements call.
5747 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5750 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
5751 from legitimate_small_data_p, and make global. Update use.
5752 Remove forward declaration.
5753 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
5755 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
5757 2005-08-23 David Edelsohn <edelsohn@gnu.org>
5759 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
5760 of scratch intermediates.
5761 (eq<mode>_compare): Same.
5762 (neg_eq0<mode>): New.
5763 (neg_eq<mode>): Convert to define_insn_and_split.
5765 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5768 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5769 stdarg functions, set/clear the fp marker even when no variable
5771 * config/rs6000/sysv4.opt (mprototype): Describe.
5773 2005-08-22 Jakub Jelinek <jakub@redhat.com>
5775 PR rtl-optimization/23478
5776 * regs.h (reg_info): Add throw_calls_crossed.
5777 (REG_N_THROWING_CALLS_CROSSED): Define.
5778 * flow.c (allocate_reg_life_data): Initialize
5779 REG_N_THROWING_CALLS_CROSSED.
5780 (propagate_one_insn, attempt_auto_inc): Update
5781 REG_N_THROWING_CALLS_CROSSED.
5782 * global.c (global_alloc): Don't allocate pseudos across
5783 calls that may throw.
5785 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
5788 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
5789 value is inbetween the range if we did not find an exact match.
5791 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
5793 * doc/invoke.texi (Option Summary): Add ms1 options.
5794 * doc/extend.texi: Document interrupt handler attribute for ms1.
5795 * doc/md.texi: Document ms1 constraints.
5796 * config.gcc: Add ms1-*-elf.
5797 * config/ms1/ms1.h: New.
5798 * config/ms1/ms1.c: New.
5799 * config/ms1/ms1.md: New.
5800 * config/ms1/ms1-protos.h: New.
5801 * config/ms1/ABI.txt: New.
5802 * config/ms1/crti.asm: New.
5803 * config/ms1/crtn.asm: New.
5804 * config/ms1/lib2extra-funcs.c: New.
5805 * config/ms1/t-ms1: New.
5806 * config/ms1/ms1.opt: New.
5808 2005-08-22 Ira Rosen <irar@il.ibm.com>
5810 * config/rs6000/altivec.md (xorv4sf3): New.
5811 (negv4sf2, neg<mode>2): Likewise.
5813 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
5816 * config/ia64/ia64.md (divsi3): Check divide by zero.
5817 (udivsi3): Likewise.
5819 (udivdi3): Likewise.
5821 2005-08-21 Jakub Jelinek <jakub@redhat.com>
5823 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
5824 up to elem_bitsize bits, not max_bitsize.
5826 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5828 PR tree-optimization/23433
5829 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
5830 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
5832 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5834 PR tree-optimization/23434
5835 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
5836 the iteration bound is not an INTEGER_CST.
5838 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
5840 * tree-vect-transform.c (get_initial_def_for_reduction): Set
5841 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
5842 NULL if need_epilog_adjust is false.
5843 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
5844 Case 3 always peels first itration, not just for PLUS case, and no need
5845 to use scalar_initial_def here. Create an epilog adjustment only if
5846 scalar_initial_def is not NULL.
5848 (vectorizable_reduction): Remove assert.
5850 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
5853 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
5854 (__moddi3): Likewise.
5855 (__udivdi3): Likewise.
5856 (__umoddi3): Likewise.
5857 (__divsi3): Likewise.
5858 (__modsi3): Likewise.
5859 (__udivsi3): Likewise.
5860 (__umodsi3): Likewise.
5862 2005-08-20 Jakub Jelinek <jakub@redhat.com>
5864 * tree-pass.h (TDF_GRAPH): Define.
5865 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
5866 * passes.c (finish_optimization_passes): Only call
5867 finish_graph_dump_file if TDF_GRAPH is set.
5868 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
5869 NULL. Set TDF_GRAPH bit.
5870 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
5872 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
5874 * arm.h (arm_stack_offsets): Add locals_base field.
5875 * arm.c (arm_get_frame_offsets): Compute it.
5876 (thumb_compute_initial_elimination offset): Make the Thumb frame
5877 pointer point to the base of the local variables.
5878 (thumb_expand_prologue): Update accordingly.
5879 (thumb_expand_epilogue): Likewise.
5881 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
5882 mode of clobbered scratch to DImode. Handle a case that's known to
5885 2005-08-19 David Edelsohn <edelsohn@gnu.org>
5887 * config/rs6000/rs6000.md (gt0<mode>): Delete.
5888 (gt0<mode>_compare): Delete.
5889 (neg_gt0<mode>): Delete.
5891 2005-08-19 Eric Christopher <echristo@apple.com>
5893 * optabs.h: Change CTI_ to COI_.
5896 2005-08-19 James E Wilson <wilson@specifix.com>
5898 * builtins.c (expand_builtin_return_addr): Set
5899 current_function_accesses_prior_frames when count != 0. Use
5900 frame_pointer_rtx when count == 0.
5901 * function.h (struct function): Add accesses_prior_frames field.
5902 (current_function_accesses_prior_frames): Define.
5903 * reload1.c (init_elim_table): Check
5904 current_function_accesses_prior_frames.
5905 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
5907 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5909 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
5910 indicator. Return true if the flowgraph changed during
5913 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5916 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
5917 conditional expression before testing its value.
5919 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5921 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5923 2005-08-19 Devang Patel <dpatel@apple.com>
5925 PR tree-optimization/23048
5926 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5927 third parameter. Check whether latch is dominated by exit
5929 (if_convertible_loop_p): Supply exit block itself to
5930 if_convertible_bb_p.
5932 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5935 * arm.md (arm_load_pic_register): Change argument to the mask of
5936 saved registers. Call thumb_find_work_register if we need a
5937 scratch register on Thumb.
5938 (arm_expand_prologue): Pass empty register set to
5939 arm_load_pic_register.
5940 (thumb_expand_prologue): Pass live_regs_mask directly to
5941 arm_load_pic_register.
5942 * arm-protos.h (arm_load_pic_register): Update prototype.
5944 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5946 * sh.c (find_sole_member): New function.
5947 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5948 if the record's alignment is larger than the size of its only member.
5950 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5953 * arm.c (thumb_legitimize_reload_address): New function.
5954 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5955 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5957 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5959 * config/crx/crx.c: Implement crx_decompose_address. Reject
5960 symbolic displacements since CRX register relative adressing
5961 mode can't handle unsigned 32-bit values as displacements.
5962 * config/crx/crx.h: Simplify definitions, remove redundant
5963 parenthesis and obsolete macros.
5964 * config/crx/crx.opt: Add new switch for debugging addresses.
5965 * config/crx/crx-protos.h: Add new declarations for above.
5967 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5970 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5973 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5975 * collect2.c (dup2): Delete.
5976 * configure.ac: Don't check for dup2.
5978 * config.in, configure: Regenerate.
5980 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5982 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5983 record with the type of its only member.
5985 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5987 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5988 define_insn_and_split.
5989 (plus_ltu<mode>_compare): Same.
5990 (gtu<mode>_compare): Same.
5991 (plus_gtu<mode>_compare): Same.
5993 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5995 PR tree-optimization/22228
5996 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5998 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5999 are recorded in vect_vnames_to_rename for renaming.
6000 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6001 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6002 in vect_vnames_to_rename.
6003 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6004 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6006 2005-08-18 Jan Hubicka <jh@suse.cz>
6009 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6010 info only for local statics, not for member variables.
6012 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6014 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6016 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6018 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6020 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6023 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6025 2005-08-17 James E Wilson <wilson@specifix.com>
6027 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6030 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6032 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6033 (leu<mode>_compare): Same.
6034 (plus_leu<mode>): Same.
6035 (neg_leu<mode>): Same.
6036 (and_neg_leu<mode): Same.
6037 (ltu<mode>_compare): Same.
6038 (plus_ltu<mode>): Same.
6040 (geu<mode>_compare): Same.
6041 (plus_geu<mode>): Same.
6042 (neg_geu<mode>): Same.
6043 (and_neg_geu<mode>): Same.
6044 (plus_gt<mode>): Same.
6045 (gtu<mode>_compare): Same.
6046 (plus_gtu<mode>): Same.
6048 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6050 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6051 Move call_table_data to end. Delete spurious .text.
6052 (callt_save_all_interrupt): Fix comment typo.
6054 2005-08-17 James E Wilson <wilson@specifix.com>
6055 Kevin Winchester <winchester@amirix.com>
6058 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6060 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6063 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6064 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6066 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6068 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6069 record with the type of its only member if the modes don't match.
6071 * varasm.c (decode_reg_name): Skip empty additional register names.
6073 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6075 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6076 lsm_tmp_name_length): New.
6077 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6078 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6080 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6081 Andreas Krebbel <krebbel1@de.ibm.com>
6083 * config.gcc: Added z9-109 switch.
6084 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6085 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6086 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6087 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6088 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6089 for "z9_109" cpu attribute.
6090 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6091 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6092 (s390_handle_arch_option): Added z9-109 switch.
6093 (override_options): Set respective cost function for z9-109.
6094 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6095 (legitimate_reload_constant_p): Accept extended immediates.
6096 (print_operand): Three new output modifiers added: k, m and o.
6097 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6098 (s390_output_mi_thunk): Use extended immediate when possible.
6099 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6100 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6101 (CONSTRAINT_LEN): Added length of O constraint.
6102 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6103 * config/s390/s390.md ("cpu"): New value z9_109 added.
6104 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6105 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6106 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6107 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6108 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6109 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6110 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6111 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6112 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6113 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6114 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6115 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6116 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6117 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6118 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6120 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6121 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6122 insns for TARGET_EXTIMM.
6124 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6126 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6128 2005-08-17 Nick Clifton <nickc@redhat.com>
6130 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6131 Call default_encode_section_info.
6133 2005-08-17 Steven Bosscher <stevenb@suse.de>
6135 PR tree-optimization/21574
6136 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6137 constant, return CONSTANT.
6138 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6139 (ccp_fold, visit_assignment): Likewise.
6140 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6142 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6144 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6145 fold_buildN instead of buildN then fold_initializer or fold.
6146 (build_unary_op): Likewise.
6147 (build_binary_op): Likewise.
6148 * fold-const.c (fold_initializer): Remove.
6149 (fold_build1_initializer): New function.
6150 (fold_build2_initializer): New function.
6151 (fold_build3_initializer): New function.
6152 * tree.h (fold_initializer): Remove.
6153 (fold_build1_initializer): New function.
6154 (fold_build2_initializer): New function.
6155 (fold_build3_initializer): New function.
6157 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6159 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6160 (try_move_mult_to_index): Call fold_build2 instead of build2.
6161 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6162 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6163 fold_binary_to_constant.
6164 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6166 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6167 check if A == gcd (A, B). Remove TYPE argument.
6168 (analyze_offset) Use fold_build2 instead of fold (build.
6169 (create_data_ref): Likewise.
6170 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6171 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6174 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6176 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6177 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6179 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6182 * gimplify.c (zero_sized_type): New function.
6183 (gimplify_modify_expr_rhs): If we have a zero sized type,
6184 replace the statement with an empty statement.
6186 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6188 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6191 2005-08-16 Ian Lance Taylor <ian@airs.com>
6193 * doc/tm.texi (Label Output): Correct typo.
6195 2005-08-16 Steven Bosscher <stevenb@suse.de>
6198 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6199 force_operand will work later on using have_insn_for.
6201 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6203 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6205 2005-08-16 Ian Lance Taylor <ian@airs.com>
6208 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6209 vector type, don't try to construct it element by element. Add an
6210 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6212 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6214 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6216 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6218 * doc/invoke.texi (Precompiled Headers): Document some more options
6219 which are known to be safe.
6221 2005-08-16 James E Wilson <wilson@specifix.com>
6223 PR tree-optimization/21105
6224 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6225 TREE_OVERFLOW check.
6227 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6229 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6230 (neg_ltu<mode>): Same.
6232 (neg_gtu<mode>): Same.
6234 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6236 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6237 (fold_builtin_isdigit): Use fold_buildN.
6238 (build_function_call_expr): Likewise.
6239 * c-typeck.c (c_finish_loop): Likewise.
6241 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6242 Richard Shann <rshann@superh.com>
6244 PR middle-end/20396:
6245 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6247 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6249 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6251 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6254 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6255 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6258 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6261 * fold-const.c (build_range_check): Disable optimization for function
6262 pointer expressions on targets that require function pointer
6265 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6267 * simplify-rtx.c (simplify_const_relational_operation): When
6268 extracting arguments of a COMPARE, recompute the mode as well.
6270 2005-08-15 Ian Lance Taylor <ian@airs.com>
6272 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6274 2005-08-15 DJ Delorie <dj@redhat.com>
6276 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6278 (movsi_splittable): Allow, but split, moves to the stack.
6279 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6282 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6284 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6285 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6286 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6288 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6289 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6290 Delete HOST_PTR_PRINTF.
6292 * configure, config.in: Regenerate.
6294 2005-08-15 David Edelsohn <edelsohn@gnu.org>
6296 * config/rs6000/rs6000.md (QHSI): New mode macro.
6297 (wd): Extend mode attr for QImode and HImode
6298 (dbits): New mode attr.
6299 (zero_extend<mode>di2): Convert to mode macro.
6301 2005-08-15 Steve Ellcey <sje@cup.hp.com>
6304 * doc/invoke.texi (-mgnu-ld): Update description.
6307 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6310 * Makefile.in (tree-chrec.o): Depends on real.h.
6311 * tree-chrec.c: Include real.h.
6312 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
6313 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
6314 * tree-scalar-evolution.c (add_to_evolution_1,
6315 interpret_rhs_modify_expr): Ditto.
6317 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6320 * tree-data-ref.c (estimate_niter_from_size_of_data): When
6321 step is negative compute the estimation from init downwards to zero.
6323 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
6325 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
6327 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6329 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
6331 (legitimate_reload_constant_p): Fix handling of lliXX operands.
6332 Accept double-word constants that can be split.
6333 * config/s390/s390.md ("movti"): Use 'P' constraint.
6334 ("*movdi_31", "*movdf_31"): Likewise.
6336 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
6338 Fix PR tree-optimization/22615
6340 * tree-ssa-structalias.c (solution_set_add): Handle
6341 first_vi_for_offset returning NULL.
6342 (do_da_constraint): Ditto.
6343 (do_sd_constraint): Ditto.
6344 (do_ds_constraint): Ditto
6345 (find_func_aliases): Ditto.
6346 (build_constraint_graph): RHS is allowed be ANYTHING.
6347 (first_vi_for_offset): Return NULL if we couldn't find anything at
6350 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6352 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
6353 over memory as first operand.
6355 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
6358 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
6359 available for setting it.
6361 2005-08-14 Ira Rosen <irar@il.ibm.com>
6363 PR tree-optimization/23320
6364 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
6365 data-refs' types instead of base object nullness. Add check for
6366 pointer type data-refs before first location comparison. Remove
6369 2005-08-14 Andreas Schwab <schwab@suse.de>
6371 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
6373 2005-08-13 James E Wilson <wilson@specifix.com>
6375 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
6376 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
6377 -fstack-protector-all, --param ssp-buffer-size): Document.
6378 (-Wvariadic-macros): Alphabetize.
6379 (-fsched-stalled-insns-dep): Add missing 'f'.
6381 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6384 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6386 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6387 or indirect address operand.
6388 (EXTRA_ADDRESS_CONSTRAINT): New.
6389 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6391 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
6393 PR tree-optimization/22236
6394 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
6395 successors and predecessors.
6396 * tree-chrec.c (chrec_convert): Before converting, check that
6397 sequences don't wrap.
6398 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
6399 (analyze_array): Extern.
6400 (find_data_references_in_loop): Remove call to
6401 compute_estimated_nb_iterations.
6402 * tree-data-ref.h (analyze_array): Declared.
6403 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
6404 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
6405 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
6406 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
6408 * tree-ssa-loop-ivcanon.c: Fix documentation.
6409 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
6410 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
6411 (infer_loop_bounds_from_undefined): New.
6412 (estimate_numbers_of_iterations_loop): Use
6413 infer_loop_bounds_from_undefined.
6414 (used_in_pointer_arithmetic_p): New.
6415 (scev_probably_wraps_p): Pass an extra parameter. Call
6416 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
6417 (convert_step): Fix documentation.
6418 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
6419 Use initial_condition_in_loop_num and evolution_part_in_loop_num
6420 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
6421 scev_probably_wraps_p.
6423 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6425 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
6426 (s390_register_info): Ignore clobbered_regs information for fixed
6427 registers, and only fixed registers.
6428 (s390_init_frame_layout): Remove redundant call.
6430 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
6432 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
6433 description of -Wold-style-casts.
6435 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6436 Jakub Jelinek <jakub@redhat.com>
6438 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6439 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
6440 * config/s390/s390.c (print_operand): New output modifier 'G' added.
6441 (get_thread_pointer): Renamed to s390_get_thread_pointer.
6442 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
6443 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
6444 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
6445 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6446 ("stack_protect_set", "stack_protect_test"): New expanders.
6447 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
6448 "stack_protect_testdi"): New insn definitions.
6450 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6452 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
6454 2005-08-12 Paul Brook <paul@codesourcery.com>
6456 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
6458 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6460 * config/s390/predicates.md (setmem_operand): New predicate.
6461 (shift_count_operand): Accept ANDs with special constants as
6463 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
6464 with special constants.
6465 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
6466 shift_count_operand with setmem_operand.
6468 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6470 * config/s390/s390.c (s390_extract_part, s390_single_part):
6472 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
6473 (s390_output_mi_thunk): Don't use lg on 31 bit.
6474 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
6475 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
6477 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6479 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
6480 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
6481 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
6482 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
6483 with one of the new macros.
6485 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6487 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
6488 Don't set save_return_addr_p.
6489 (s390_register_info): Make clobbered_regs not depending on
6492 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6494 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
6495 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
6497 2005-08-11 James E. Wilson <wilson@specifix.com>
6499 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
6501 2005-08-11 Jakub Jelinek <jakub@redhat.com>
6503 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
6504 locations gathered by var-tracking in single entry loc_list
6505 over loc_descriptor_from_tree.
6507 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
6508 pass it down to loc_descriptor.
6509 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
6510 (containing_function_has_frame_base): Move earlier in the file.
6511 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
6512 instead of always assuming fbreg can't be used.
6514 2005-08-11 David Edelsohn <edelsohn@gnu.org>
6516 * config/rs6000/altivec.md: Change constraint "m" to "Z".
6517 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6518 Accept address wrapped in AND for Altivec.
6519 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6520 Strip AND wrapping offset address for Altivec.
6522 2005-08-11 Richard Henderson <rth@redhat.com>
6525 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
6526 before using TYPE_IS_SIZETYPE.
6528 2005-08-11 Richard Henderson <rth@redhat.com>
6531 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
6532 insn types not present on ev4.
6533 (alphaev5_insn_pipe): Similarly.
6535 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
6538 * arm.c (arm_override_options): If the user has selected callee-super-
6539 interworking, then enable normal interworking.
6541 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6543 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
6546 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
6548 * doc/rtl.texi: Fix two typos.
6550 2005-08-11 Richard Guenther <rguenther@suse.de>
6553 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
6554 cases where we call to/from functions returning void.
6556 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
6559 * tree.c (build_pointer_type_for_mode): Robustify.
6561 2005-08-10 James E Wilson <wilson@specifix.com>
6563 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
6564 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
6566 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
6569 2005-08-10 Eric Christopher <echristo@apple.com>
6571 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
6572 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
6575 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
6578 * config/darwin.c (machopic_indirect_data_reference): Use a new register
6579 for the high part when generating dynamic-no-pic code.
6581 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
6583 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
6584 (x86_64-*-linux*): Likewise.
6586 * config/i386/crtfastmath.c: New file.
6587 * config/i386/t-crtfm: Likewise.
6589 * config/i386/linux.h (ENDFILE_SPEC): New.
6590 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
6592 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6595 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
6597 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
6598 (vec_shl, vec_shr): Document new operations.
6599 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
6601 2005-08-10 David Edelsohn <edelsohn@gnu.org>
6603 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
6604 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
6605 change predicate to indexed_or_indirect_address.
6607 2005-08-10 Richard Sandiford <richard@codesourcery.com>
6609 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
6610 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
6611 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
6612 and __aeabi_uwrite8.
6613 * config/arm/unaligned-funcs.c: New file.
6614 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
6616 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
6618 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
6620 * cfglayout.c (pass_insn_locators_initialize): Add dump.
6621 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
6623 * except.c (pass_convert_to_eh_region_ranges): Add dump.
6624 * final.c (pass_shorten_branches): Add dump.
6625 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
6626 (pass_life): Rename dump.
6627 (rest_of_handle_flow2): Remove initial verify_flow_info.
6628 * function.c (pass_instantiate_virtual_regs): Add dump.
6629 * integrate.c (pass_initial_value_sets): Add dump.
6630 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
6631 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
6632 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
6633 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
6634 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
6635 gate_rtl_unrool_and_peel_loops): New.
6636 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
6637 rtl_doloop): Do not look at flags.
6638 * mode-switching.c (pass_mode_switching): Add dump.
6639 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
6640 pass_split_before_regstack): Add dump.
6641 * regmove.c (pass_stack_adjustments): Add dump.
6642 * tree-optimize.c (pass_fixup_cfg): Add dump.
6644 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6647 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
6648 deciding which instruction sequence to use.
6650 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
6652 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
6653 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6655 2005-08-09 Richard Guenther <rguenther@suse.de>
6657 * c-common.c (builtin_function_2): Remove.
6658 (def_builtin_1): New function.
6659 (c_common_nodes_and_builtins): Use def_builtin_1 to
6660 build builtin functions.
6662 2005-08-09 Jie Zhang <jie.zhang@analog.com>
6664 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
6665 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6666 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
6669 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6671 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
6672 fold_binary instead of fold_build2 since we don't care about the
6674 (loop_niter_by_eval): Likewise.
6675 (compare_trees): Likewise.
6676 (proved_non_wrapping_p): Likewise.
6678 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6682 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
6683 if the if is really empty.
6685 2005-08-09 Steven Bosscher <stevenb@suse.de>
6687 PR tree-optimization/23234
6688 * tree-ssa-math-opts.c (place_reciprocal): New enum.
6689 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6690 argument of the new enum.
6691 (execute_cse_reciprocals): Add reciprocals for function arguments
6692 on the unique successor edge of the entry block. Update other calls
6693 to execute_cse_reciprocals_1.
6695 2005-08-08 Richard Henderson <rth@redhat.com>
6698 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
6700 2005-08-08 Bob Wilson <bob.wilson@acm.org>
6702 * expr.c (write_complex_part): Return after handling MEM.
6704 2005-08-08 Josh Conner <jconner@apple.com>
6706 PR rtl-optimization/23241
6707 * combine.c (simplify_comparison): Fix error in determining
6708 whether to lift a subreg from comparison.
6710 2005-08-08 David Edelsohn <edelsohn@gnu.org>
6713 * config/rs6000/altivec.md (vec_init<mode>): New.
6714 (vec_set<mode>): New.
6715 (vec_extract<mode>): New.
6716 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
6717 (rs6000_expand_vector_set): New.
6718 (rs6000_expand_vector_extract): New.
6719 (rs6000_legitimate_offset_address_p): Offset addresses are valid
6720 for Altivec modes before reload.
6721 (altivec_expand_vec_init_builtin): New.
6722 (get_element_number): New.
6723 (altivec_expand_vec_set_builtin): New.
6724 (altivec_expand_vec_ext_builtin): New.
6725 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
6727 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
6729 * config/rs6000/rs6000.h (rs6000_builtins): Add
6730 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
6731 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
6732 * config/rs6000/rs6000-protos.h: Declare new functions.
6734 2005-08-08 Jan Hubicka <jh@suse.cz>
6736 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
6737 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
6738 * i386.md (movdi*): Use pic_32bit_operand.
6739 * predicates.md (pic_32bit_operand): New.
6741 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
6744 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
6746 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
6748 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
6749 (test_for_singularity): Use fold_build2.
6751 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6753 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
6755 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
6757 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
6758 (COMMON_ASM_OP) Define.
6759 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
6760 (ix86_encode_section_info): Likewise.
6761 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
6762 SUBTARGET_ENCODE_SECTION_INFO.
6764 2005-08-06 Richard Henderson <rth@redhat.com>
6767 * tree-nested.c (convert_local_reference): Save and restore val_only
6768 around component_ref and friends. Clear walk_subtrees by default.
6770 2005-08-06 Peter O'Gorman <peter@pogma.com>
6773 * gcc.c (process_command): Check the argument to -b has a dash.
6774 * doc/invoke.texi: Update -b and -V docs.
6776 2005-08-06 James E Wilson <wilson@specifix.com>
6778 * config/mips/cross64.h, config/mips/t-cross64: Delete.
6780 2005-08-06 Michael Matz <matz@suse.de>
6782 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
6783 member only if only one insn is associated with the value.
6785 2005-08-06 Nick Clifton <nickc@redhat.com>
6787 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
6789 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
6790 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
6791 Check symbol flags instead of symbol name mangling.
6792 (xstormy16_asm_output_aligned_common): Likewise. Also
6793 simplify code since the bss100_section cass is the only case
6794 where the below100 code will be triggered.
6795 (xstormy16_encode_section_info): Encode below100 attribute
6796 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
6798 (xstormy16_strip_name_encoding): Delete - this function is no
6800 (TARGET_STRIP_NAME_ENCODING): Undefine.
6801 * config/stormy16/stormy16-protos.h: Delete prototype for
6802 xstormy16_strip_name_encoding.
6804 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
6806 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
6807 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
6808 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
6809 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
6810 config/alpha/predicates.md, config/arc/arc.h,
6811 config/arm/arm.h, config/arm/ieee754-df.S,
6812 config/arm/ieee754-sf.S, config/bfin/bfin.c,
6813 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
6814 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
6815 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
6816 config/m68hc11/m68hc11.h, config/mips/mips.c,
6817 config/mips/mips.h, config/mips/openbsd.h,
6818 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
6819 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
6820 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6821 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6822 config/sparc/linux.h, config/sparc/linux64.h,
6823 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
6824 doc/extend.texi, doc/gcov.texi, doc/install.texi,
6825 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
6826 typos. Follow spelling conventions.
6828 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
6831 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
6832 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
6833 specially. Check for side effects only for COND_EXPR.
6834 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
6835 return with TREE_NO_WARNING.
6837 2005-08-06 Richard Sandiford <richard@codesourcery.com>
6839 PR rtl-optimization/23233
6840 * loop.c (combine_movables): Require the modes to be the same.
6841 (move_movables): Remove handling of cases where the replacement
6842 had a different mode to the original.
6844 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
6846 PR tree-optimization/23128
6847 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
6848 subtraction wrap, and set TREE_OVERFLOW if they do.
6850 2005-08-05 Richard Henderson <rth@redhat.com>
6853 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
6854 FORCED_LABEL labels.
6856 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
6859 * reload.c (find_reloads_subreg_address): Pass down TYPE
6860 unchanged. Change all callers except find_reloads_toplev.
6862 2005-08-05 Michael Matz <matz@suse.de>
6864 * genattrtab.c (current_alternative_string): Remove.
6865 (SIMPLIFY_ALTERNATIVE): Ditto.
6866 (attr_alt_bit_p): Ditto.
6867 (alternative_name): Make const char *.
6868 (evaluate_eq_attr): Remove use of above things.
6869 (simplify_test_exp): Ditto.
6870 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
6871 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
6873 2005-08-04 James E Wilson <wilson@specifix.com>
6875 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
6876 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
6877 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
6878 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
6879 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
6881 2005-08-04 Richard Henderson <rth@redhat.com>
6884 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
6885 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
6886 * tree-sra.c (decide_block_copy): Use it. Disable element copy
6887 if we'd have to instantiate too many members.
6889 2005-08-04 Richard Henderson <rth@redhat.com>
6892 * tree-outof-ssa.c (coalesce_asm_operands): New.
6893 (coalesce_ssa_name): Use it. Split out ...
6894 (coalesce_phi_operands, coalesce_result_decls): ... these.
6896 2005-08-04 Paul Brook <paul@codesourcery.com>
6898 * read-rtl.c (read_quoted_string): Break if EOF.
6900 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
6902 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
6903 (fold_build2): Likewise.
6904 (fold_build3): Likewise.
6905 (fold_build1_stat): New function prototype.
6906 (fold_build2_stat): Likewise.
6907 (fold_build3_stat): Likewise.
6908 * fold-const.c (fold_build1): Rename to ..
6909 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6910 through to build1_stat.
6911 (fold_build2): Rename to ..
6912 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6913 through to build2_stat.
6914 (fold_build3): Rename to ..
6915 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6916 through to build3_stat.
6918 2005-08-04 David Edelsohn <edelsohn@gnu.org>
6919 Ian Lance Taylor <ian@airs.com>
6921 * function.c (assign_stack_local_1): Do not correct stack slot
6922 address if allocation size is smaller than mode size.
6924 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6927 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6928 (tree_merge_blocks): Propagate anything allowed by
6930 Clarify documentation.
6931 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6932 SSA form, schedule an update if necessary.
6934 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6936 * doc/install.texi (Binaries): Remove broken link to
6937 Sinix/Reliant Unix binaries.
6939 2005-08-03 Richard Henderson <rth@redhat.com>
6942 * function.c (stack_protect_epilogue): Export.
6943 * tree.h (stack_protect_epilogue): Declare.
6944 * calls.c (expand_call): Call it.
6946 2005-08-03 Eric Christopher <echristo@apple.com>
6948 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6949 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6952 2005-08-04 Jan Hubicka <jh@suse.cz>
6954 * profile.c (branch_prob): Split edges with goto locus on them
6955 to get proper line counts.
6956 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6958 2005-08-03 Paul Brook <paul@codesourcery.com>
6960 * function.c (assign_parms): Round current_function_args_size
6961 to PARM_BOUNDARY, not STACK_BOUNDARY.
6963 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6965 * config/i386/i386.c (x86_elf_aligned_common)
6966 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6968 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6970 PR tree-optimization/23157
6971 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6972 before emitting them.
6974 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6976 PR tree-optimization/19899
6977 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6978 * tree-scalar-evolution.c: Include real.h.
6979 (add_to_evolution): Build constant -1 of correct type.
6981 2005-08-03 Jan Hubicka <jh@suse.cz>
6983 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6984 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6985 profile updating for complette unrolling.
6986 * loop-unroll.c (peel_loop_completely): Use it.
6987 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6988 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6991 2005-08-03 Paul Brook <paul@codesourcery.com>
6993 * combine.c (can_change_dest_mode): New function.
6994 (try_combine, simplify_set): Use it.
6996 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6998 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7001 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7003 * doc/install.texi (Specific): Adjust link to openavr.org.
7004 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7005 (Binaries): Adjust HP-UX Porting Center link.
7006 (Binaries): Adjust Free Software Foundation ordering link.
7008 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7010 * convert.c (convert_to_integer): Use fold_build1 instead of
7011 build1 when converting an integer to an integer.
7013 2005-08-02 Richard Henderson <rth@redhat.com>
7015 * combine.c (combine_instructions): Don't use reg_equal/equiv
7016 results if the mode doesn't match.
7018 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7020 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7021 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7023 2005-08-02 Richard Henderson <rth@redhat.com>
7026 * explow.c (memory_address): Remove special-case for
7027 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7029 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7032 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7033 number of calls to cleanup_tree_cfg_1.
7035 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7037 * doc/invoke.texi: document file extensions .F90 and .F95
7039 2005-08-02 Richard Guenther <rguenther@suse.de>
7041 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7042 positive if its first argument is positive.
7044 2005-08-02 Richard Guenther <rguenther@suse.de>
7046 PR tree-optimization/23177
7047 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7050 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7052 PR tree-optimization/23129
7053 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7054 varying for divisions with anti-ranges.
7056 2005-08-02 Jan Hubicka <jh@suse.cz>
7058 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7059 * tree-ssa-threadupdate.c (thread_block): Add it here.
7061 2005-08-01 James E Wilson <wilson@specifix.com>
7063 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7064 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7065 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7067 * config/mips/predicates.md (const_call_insn_operand): Add check for
7068 SYMBOL_REF_LONG_CALL_P.
7069 * doc/extend.texi (long_call): Document the new attribute.
7071 2005-08-01 Ian Lance Taylor <ian@airs.com>
7072 Richard Henderson <rth@redhat.com>
7074 * Makefile.in (RTL_BASE_H): Add real.h.
7075 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7077 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7079 * rtl.c (rtl_check_failed_code_mode): New.
7080 * rtl.h (struct rtx_def): Add u.rv.
7081 (XCMWINT, XCNMPRV): New.
7082 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7083 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7085 2005-08-01 Richard Henderson <rth@redhat.com>
7087 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7088 with auto-inc codes.
7090 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7092 2005-08-01 Jan Hubicka <jh@suse.cz>
7094 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7095 * i386.c: Include dwarf2.h
7096 (asm_preferred_eh_data_format): New.
7097 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7099 2005-08-01 Ian Lance Taylor <ian@airs.com>
7101 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7102 randomize_va_space for virtual address randomization control.
7104 2005-08-01 Steven Bosscher <stevenb@suse.de>
7106 * common.opt (flag_ipa_cp): Put in right place to maintain
7109 2005-08-01 Jan Hubicka <jh@suse.cz>
7111 * profile.c (compute_value_histograms): Fix thinko.
7112 * value-prof.c: Include toplev.h
7113 (check_counter): New function.
7114 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7115 tree_mod_subtract_transform): Add sanity check.
7117 2005-08-01 Richard Guenther <rguenther@suse.de>
7119 PR tree-optimization/23133
7120 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7121 current functions parameter decls to find defs to cse
7124 2005-08-01 Richard Guenther <rguenther@suse.de>
7126 PR tree-optimization/23109
7127 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7128 If trapping math is in effect, use post-dominator information
7129 to check if we'd in any case reach a trapping point before
7130 doing the reciprocal insertion.
7131 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7132 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7133 expressions are invariant only if trapping math is not in effect.
7135 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7137 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7138 cgraph_function_versioning): New declarations.
7139 * cgraphunit.c: Add include to ipa-prop.h.
7140 (update_call_expr, cgraph_copy_node_for_versioning,
7141 cgraph_function_versioning): New functions.
7142 * integrate.c (copy_decl_for_inlining): Remove.
7143 * ipa-prop.h (ipa_replace_map): New struct.
7144 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7145 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7146 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7147 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7148 ipcp_iterate_stage, ipcp_method_scale_print,
7149 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7150 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7151 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7152 ipcp_update_bb_counts, ipcp_update_profiling,
7153 ipcp_update_edges_counts): New functions.
7154 (ipcp_method_cval_init): Remove restriction regarding local methods.
7155 (ipcp_init_stage): Add ipcp_method_compute_scale.
7156 (ipcp_insert_stage): Add versioning.
7157 (ipcp_structures_print): Add ipcp_method_scale_print.
7158 (ipcp_driver): Dump profiling info.
7159 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7160 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7161 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7162 (struct inline_data): Add versioning_p, ipa_info, new fields.
7163 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7164 declare_return_variable): Replace calls to copy_decl_for_inlining with
7166 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7168 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7169 Add argument VERSIONING.
7170 (copy_arguments_for_versioning, copy_static_chain,
7171 function_versionable_p, tree_versionable_function_p,
7172 tree_function_versioning, replace_ref_tree): New functions.
7173 * tree-inline.h: Include varray.h.
7174 (tree_versionable_function_p, tree_function_versioning,
7175 tree copy_decl_for_dup): New declarations.
7177 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7179 * ipa-cp.c: New file. Contains IPCP specific functionality.
7180 * ipa-prop.h: New file. Contains structures/definitions that can be
7181 used by several interprocedural data flow optimizations (and also IPCP).
7182 * ipa-prop.c: New file.
7183 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7184 * common.opt: Add ipa-cp flag.
7185 * timevar.def: Add IPCP optimization.
7186 * tree-optimize.c (init_tree_optimization_passes): Schedule
7188 * tree-pass.h (pass_ipa_cp): Declare.
7190 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7192 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7193 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7194 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7195 config/i386/i386.c, config/mips/mips.h,
7196 config/rs6000/rs6000.h, config/sh/sh.c,
7197 config/stormy16/stormy16.c: Fix comment typos.
7199 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7202 * c-typeck.c (build_binary_op): Use common_type wrapper on
7204 (common_type): Update comment.
7206 2005-07-31 Steven Bosscher <stevenb@suse.de>
7209 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7210 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7211 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7213 2005-07-31 Jan Hubicka <jh@suse.cz>
7215 * pretty-print.h (pp_widest_integer): New macro.
7216 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7219 2005-07-31 Jan Hubicka <jh@suse.cz>
7221 * output.h (enum section_category): Export from varasm.c
7222 (categorize_decl_for_section): Likewise.
7223 * varasm.c (enum section_category): Kill.
7224 (categorize_decl_for_section): Make global.
7225 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7227 * i386.c (ix86_section_threshold): New static variable.
7228 (ix86_in_large_data_p, ix86_encode_section_info,
7229 x86_64_elf_unique_section,
7230 x86_64_elf_select_section): New functions.
7231 (TARGET_ENCODE_SECTION_INFO): Define
7232 (override_options): Enable medium model for PIC.
7233 (ix86_expand_prologue): Expand gen_set_got_rex64.
7234 (legitimate_constant_p): Handle new UNSPECs.
7235 (legitimate_pic_address_disp_p): Likewise.
7236 (legitimize_pic_address): Lower MEDIUM model addressing.
7237 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7238 (enum cmodel): Add MEDIUM_PIC.
7239 (SYMBOL_REF_FAR_ADDR_P): New macro.
7240 (SYMBOL_FLAG_FAR_ADDR): New flag.
7241 * i386.md (movdi): Support medium model.
7242 (set_got_rex64): New pattern.
7243 * i386.opt (mlarge-data-threshold): New flag.
7244 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7245 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7246 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7247 TARGET_ASM_UNIQUE_SECTION): New.
7249 * invoke.texi (-mlarge_data_threshold): Document
7251 2005-07-31 Jan Hubicka <jh@suse.cz>
7253 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7254 (coalesce_vars): Likewise.
7255 * tree-ssa-live.c (coalesce_cost): New.
7256 (build_tree_conflict_graph): Use coalesce_cost.
7257 * tree-ssa-live.h (coalesce_cost): Declare.
7259 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7261 * arm.md (all peepholes for post-increment operations): Delete.
7262 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7263 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7264 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7265 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7266 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7268 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7270 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7273 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7276 * doc/invoke.texi: Document -rdynamic.
7278 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7281 * c-parser.c (c_parser_parms_list_declarator): Call
7282 mark_forward_parm_decls.
7283 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7284 decls with visibility structure.
7286 2005-07-30 Paul Brook <paul@codesourcery.com>
7288 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7290 2005-07-30 Paul Brook <paul@codesourcery.com>
7292 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
7294 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
7296 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
7298 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7301 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
7302 nested function declarators.
7303 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7304 (grokparms): Call warn_if_shadowing for parameters used within the
7306 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
7307 not used within the parameter list.
7308 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
7310 2005-07-30 Jan Hubicka <jh@suse.cz>
7312 * expr.c (expand_expr_real_1): Do not load mem targets into register.
7313 * i386.c (ix86_fixup_binary_operands): Likewise.
7314 (ix86_expand_unary_operator): Likewise.
7315 (ix86_expand_fp_absneg_operator): Likewise.
7316 * optabs.c (expand_vec_cond_expr): Validate dest.
7318 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7321 * real.c (real_from_string): Also set last bit if there is a
7322 nonzero hex digit beyond GCC's internal precision after ".".
7324 2005-07-29 David Edelsohn <edelsohn@gnu.org>
7326 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
7327 define_constants. Change duplicate values to unassigned numbers.
7328 Change UNSPEC_SUBS to UNSPEC_VSUBS.
7329 (*altivec_vspltsf): New.
7330 (altivec_vperm_v4sf): Delete.
7331 (altivec_vperm_<mode>): Use mode macro V.
7332 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
7333 (altivec_predicate_v4sf): Delete.
7334 (altivec_predicate_<mode>): Use mode macro V.
7335 (*altivec_lvesfx): New.
7336 (*altivec_stvesfx): New.
7337 (vec_realign_load_v4sf): Delete.
7338 (vec_realign_load_<mode>): Use mode macro V.
7339 * config/rs6000/rs6000.c (generate_set_vrsave): Use
7342 2005-07-29 Mark Mitchell <mark@codesourcery.com>
7345 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
7347 * configure: Regenerated.
7349 2005-07-29 Paul Brook <paul@codesourcery.com>
7351 * doc/install.texi: Add link to GFortran binaries wiki page.
7353 2005-07-29 David Ung <davidu@mips.com>
7355 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
7356 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
7357 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
7358 * config/mips/mips.md (cpu): Add 5kf name.
7359 (includes): Includes 5k.md.
7360 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
7361 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
7364 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7367 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
7368 (cleanup_tree_cfg): ... here.
7369 Call cleanup_tree_cfg_1 until there are no more cleanups to
7372 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
7374 * tree-vrp.c (compare_range_with_value): Return true or false
7375 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
7376 EQ_EXPR respectively.
7378 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7380 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7383 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7385 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7386 (tree_ssa_dominator_optimize): Increment it.
7387 (dump_dominator_optimization_stats): Print it.
7389 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7390 Steven Bosscher <stevenb@suse.de>
7392 PR rtl-optimization/23117
7393 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
7394 when head == tail. Tidy comment.
7396 2005-07-28 Richard Henderson <rth@redhat.com>
7398 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
7399 * cselib.c (rtx_equal_for_cselib_p): Likewise.
7400 * jump.c (rtx_renumbered_equal_p): Likewise.
7401 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
7402 CONST_INT and CONST_DOUBLE.
7403 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
7404 * reload.c (operands_match_p): Special case CONST_INT and
7405 CONST_DOUBLE; check mode earlier.
7407 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7410 * c-typeck.c (convert_for_assignment): Do not check
7411 DECL_IN_SYSTEM_HEADER on NULL fundecl.
7413 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7416 * c-typeck.c (composite_type): Prefer constant size arrays to
7419 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7422 * real.c (real_from_string): Set last bit if there is a nonzero
7423 hex digit beyond GCC's internal precision.
7425 2005-07-28 Richard Henderson <rth@redhat.com>
7428 * cfgcleanup.c (try_forward_edges): Watch out for end of
7431 2005-07-28 James E Wilson <wilson@specifixinc.com>
7434 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
7436 2005-07-28 Jan Hubicka <jh@suse.cz>
7438 * Makefile.in (rtl-profile.o): Kill all traces of it.
7439 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
7440 * coverage.h (rtl_coverage_counter_ref): Kill.
7441 * opts.c (flag_speculative_prefetching_set): Kill.
7442 (flag_loop_optimize_set): New.
7443 (common_handle_option): Disable loop optimizer when profiling;
7444 do not handle speculative prefetching.
7445 * passes.c (init_optimization_passes): Replace pass_profiling combo
7446 by branch_prob pass.
7447 * profile.c (compute_value_histograms): Update for simplified value
7449 (rtl_register_profile_hooks): Kill.
7450 (pass_profiling): Kill.
7451 (rest_of_handle_branch_prob): Do not profile.
7452 * toplev.c (process_options): Remove speculative prefetching.
7453 * toplev.h (flag_tree_based_profiling): Kill.
7454 * tree-profile.c (prepare_instrumented_value,
7455 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7456 tree_gen_one_value_profiler, do_tree_profiling): Update for
7457 simplified datastructures.
7458 * value-prof.c: Add comment that speculative prefetching was dropped;
7459 update rest of file for simplified datastructures.
7460 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
7461 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
7462 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
7463 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
7464 rtl_mod_subtract, gen_speculative_prefetch,
7465 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
7466 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
7467 (gate_handle_value_profile_transformations,
7468 rest_of_handle_value_profile_transformations,
7469 pass_value_profile_transformations): Kill.
7470 * value-prof.h (histogram_value_t): Remove IL based unions.
7471 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
7472 rtl_profile_hooks): Remove hooks.
7474 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
7476 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
7477 (cgraph_clone_node): Likewise.
7478 * cgraph.h (cgraph_clone_edge): Update prototype.
7479 (cgraph_clone_node): Likewise.
7480 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
7482 (lookup_recursive_calls): Consider profile.
7483 (cgraph_decide_recursive_inlining): Fix updating; use new
7484 probability argument; use profile.
7485 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
7486 * tree-inline.c (copy_bb): Update clal of clone_edge.
7487 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
7489 * invoke.texi (min-inline-recursive-probability): Document.
7491 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
7493 * doc/install.texi (Configuration): Update Valgrind homepage.
7495 2005-07-28 Richard Henderson <rth@redhat.com>
7498 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
7499 labels we want to delete.
7500 (cfg_layout_merge_blocks): Likewise.
7502 2005-07-28 Richard Henderson <rth@redhat.com>
7505 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
7506 when expanding to nothing.
7508 2005-07-28 Josh Conner <jconner@apple.com>
7510 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
7511 (cgraph_decide_inlining_of_small_functions): Likewise.
7513 2005-07-28 Josh Conner <jconner@apple.com>
7515 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
7516 direction of badness if negative.
7517 (cgraph_default_inline_p): Add reason to parameters, and assign it
7519 (cgraph_decide_inlining_of_small_functions): New parameter in call
7520 to cgraph_default_inline_p.
7521 (cgraph_decide_inlining_incrementally): Likewise.
7522 * cgraphunit.c (decide_is_function_needed): Likewise.
7523 * cgraph.h (cgraph_default_inline_p): Likewise.
7525 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7527 * builtins.c: Fix comment typo(s).
7528 * genautomata.c: Likewise.
7529 * gimplify.c: Likewise.
7530 * tree-dfa.c: Likewise.
7531 * tree-flow-inline.h: Likewise.
7532 * tree-into-ssa.c: Likewise.
7533 * tree-ssa-alias.c: Likewise.
7534 * tree-ssa-ccp.c: Likewise.
7535 * tree-ssa-copy.c: Likewise.
7536 * tree-ssa-dce.c: Likewise.
7537 * tree-ssa-dom.c: Likewise.
7538 * tree-ssa-operands.c: Likewise.
7539 * tree-tailcall.c: Likewise.
7540 * tree-vectorizer.c: Likewise.
7541 * tree-vrp.c: Likewise.
7544 2005-07-28 Jeff Law <law@redhat.com>
7546 * tree-vrp.c (test_for_singularity): Extracted from ...
7547 (simplify_cond_using_ranges): Attempt to simplify a relational
7548 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
7550 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
7552 PR tree-optimization/22506
7553 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
7554 phis whose argument is constant.
7556 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
7558 PR rtl-optimization/18992
7559 Back out this patch:
7560 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7561 PR optimization/12142
7562 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
7563 uses of the register in the SET_SRC. Remove unnecessary argument.
7565 Replace it with this:
7566 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
7567 if flag_non_call_exceptions is set and the insn may trap, pass
7568 pc_rtx as dest for recursion.
7569 In SET_SRC part of SET case, if dest is already set, pass it down
7572 2005-07-28 Jan Hubicka <jh@suse.cz>
7574 * cfg.c (update_bb_profile_for_threading): Use RDIV.
7575 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
7576 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
7578 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
7579 profile when available.
7581 2005-07-28 Jan Beulich <jbeulich@novell.com>
7583 * config/ia64/ia64.c (ia64_load_pair_ok): New.
7584 (ia64_print_operand): Describe and handle 'X'.
7585 (ia64_register_move_cost): Also handle FP_REGS.
7586 (ia64_preferred_reload_class): Likewise.
7587 (ia64_secondary_reload_class): Likewise.
7588 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
7589 it. Also check for ITANIUM_CLASS_FLDP.
7590 * config/ia64/ia64.h (FP_REGNO_P): New.
7591 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
7592 (reg_class): Add FP_REGS.
7593 (REG_CLASS_NAMES): Adjust for it.
7594 (REG_CLASS_CONTENTS): Likewise.
7595 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
7596 (REG_CLASS_FROM_LETTER): Handle 'x'.
7597 (CLASS_MAX_NREGS): Handle FP_REGS.
7598 (MEMORY_MOVE_COST): Likewise.
7599 * config/ia64/ia64.md (itanium_class): Add fldp.
7600 (type): Handle fldp.
7601 (movti_internal): More allowable operand combinations. Use ldfp8 when
7602 splitting unnecessary. Remove predicable attribute. Adjust
7603 itanium_class attribute.
7604 (smuldi3_highpart): Remove outdated comment.
7605 (mulditi3, umulditi3, rotlti3): New expanders.
7606 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
7607 (absti2): Disabled new insn for future reference.
7608 Respective new splitters.
7609 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
7610 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
7611 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
7613 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
7615 PR rtl-optimization/23047
7616 * simplify-rtx.c (simplify_const_relational_operation): Respect
7617 flag_wrapv for comparisons with ABS.
7619 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
7621 PR tree-optimization/22493
7622 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
7623 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
7625 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
7627 * config/frv/frv.opt (moptimize-membar): New.
7629 * doc/invoke.texi: Document -moptimize-membar and its inverse.
7631 * config/frv/frv.h: Remove machine_function definition.
7633 * config/frv/frv.c (struct frv_io): New.
7634 (struct machine_function): Moved from frv.h. Add has_membar_p.
7635 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
7636 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
7637 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
7638 (frv_optimize_membar_global, frv_optimize_membar): New functions.
7639 (frv_reorg): Call frv_optimize_membar when appropriate.
7640 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
7641 (frv_expand_builtin): Adjust calls accordingly.
7642 (frv_io_address_cookie): New function.
7643 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
7644 load or store rather than a special insn. Add ccnstant address and
7645 io-type operands to the membar.
7646 (frv_ifcvt_modify_tests): Unsign regno.
7647 (frv_ifcvt_modify_tests): Same.
7649 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
7650 UNSPEC_OPTIONAL_MEMBAR constant.
7651 (builtin_read_<mode>): Delete.
7652 (builtin_write_<mode>): Delete.
7653 ("optional_membar_<mode>"): Add operand.
7655 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
7656 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
7657 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
7658 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
7659 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
7660 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
7661 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
7662 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
7663 * testsuite/gcc.target/frv/all-read-write-1.c: New.
7665 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
7667 * df.c (df_uses_record): Handle SCRATCH.
7669 2005-07-28 Steven Bosscher <stevenb@suse.de>
7672 * passes.c (rest_of_decl_compilation): If decl is a type and
7673 we have encountered errors, don't emit debug information.
7675 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
7677 * params.def: Fixed comment.
7679 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
7682 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
7683 (TARGET_ASM_UNALIGNED_HI_OP): Add.
7684 (TARGET_ASM_UNALIGNED_SI_OP): Add.
7686 2005-07-27 Steven Bosscher <stevenb@suse.de>
7689 * varasm.c (assemble_start_function): Don't do anything that may
7690 require a CFG if the current function is a thunk.
7692 2005-07-25 Geoffrey Keating <geoffk@apple.com>
7694 * doc/install.texi (Prerequisites): Mention that perl is needed
7695 to do export control in libstdc++ targetting Darwin.
7697 2005-07-27 Steven Bosscher <stevenb@suse.de>
7699 PR rtl-optimization/17808
7700 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
7701 (sched_insns_conditions_mutex_p): Split out from...
7702 (add_dependence): ...here. But don't call it from here.
7703 (add_dependence_list): Check sched_insns_conditions_mutex_p
7704 before calling add_dependence.
7705 (add_dependence_list_and_free): Likewise.
7706 (fixup_sched_groups): Likewise.
7707 (sched_analyze_1): Likewise.
7708 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
7709 (sched_analyze): Likewise.
7710 (sched_analyze_insn): Likewise.
7711 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7712 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
7713 dependencies on all COND_EXEC insns to jumps ending basic blocks
7714 when doing intrablock scheduling.
7715 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
7717 2005-07-27 Jeff Law <law@redhat.com>
7719 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
7720 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
7721 equivalency sets, correctly handle the case were vr0 has an
7722 equivalency set, but vr1 does not.
7724 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
7726 PR tree-optimization/23073
7727 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
7728 vect_print_dump_info before fprintf.
7730 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7732 PR tree-optimize/22348
7733 * tree-ssa-loop-niter.c (number_of_iterations_cond):
7734 Fold the partial computation.
7736 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7738 PR tree-optimization/22325
7739 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
7741 * tree-scalar-evolution.c (scev_const_prop): Add generic final
7743 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
7744 (force_var_cost): ... this function.
7745 (compute_phi_arg_on_exit): Export.
7747 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7749 PR tree-optimization/20773
7750 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
7753 2005-07-27 Richard Guenther <rguenther@suse.de>
7755 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
7756 Avoid pushing again if current struct contains only
7757 fields we decomposed.
7759 2005-07-27 Jan Hubicka <jh@suse.cz>
7761 PR tree-optimization/22574
7762 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
7765 * tree-tailcall.c (decrease_profile): New function.
7766 (eliminate_tail_call): Use it.
7768 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
7769 visibility flags correctly in whole program mode.
7771 2005-07-26 Steve Ellcey <sje@cup.hp.com>
7773 PR rtl-optimization/22472
7774 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
7776 2005-07-26 Steven Bosscher <stevenb@suse.de>
7778 PR tree-optimization/22504
7779 * tree-complex.c (expand_complex_addition): Use 'code' instead
7780 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7782 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7784 * config.gcc (cpu_type): Add frv case.
7785 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
7786 (supported_defaults): Add fr550 case.
7788 2005-07-26 Diego Novillo <dnovillo@redhat.com>
7791 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
7792 whether a pointer of type T * may point to objects of type T *.
7794 2005-07-26 DJ Delorie <dj@redhat.com>
7796 * configure: Regenerate.
7798 2005-07-26 Dale Johannesen <dalej@apple.com>
7800 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
7802 2005-07-26 Mark Mitchell <mark@codesourcery.com>
7804 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
7805 Clarify use of "build" in name.
7807 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7809 * doc/extend.texi (Raw read/write Functions): New section.
7810 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
7811 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
7812 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
7813 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
7814 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
7815 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
7816 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
7817 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
7818 * config/frv/frv.c: Add bdesc_loads global.
7819 Add bdesc_stores global.
7820 (frv_init_builtins): Add support for __builtin_{read/write}*.
7821 (frv_volatile_memref): New.
7822 (frv_expand_load_builtin): New.
7823 (frv_expand_store_builtin): New.
7824 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
7825 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
7826 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
7827 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
7828 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
7829 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
7830 (builtin_read_<mode>): New.
7831 (builtin_write_<mode>): New.
7832 (builtin_write64): New.
7833 (optional_membar_<mode>): New.
7835 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
7837 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
7838 (rather than units) against HOST_BITS_PER_WIDE_INT.
7840 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
7842 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
7843 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
7844 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
7845 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
7848 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
7849 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
7850 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
7852 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
7854 2005-07-26 Richard Guenther <rguenther@suse.de>
7856 PR tree-optimization/22486
7857 * fold-const.c (fold_unary): Fold away useless component
7858 references of the form (T *)&T.x, if the address
7861 2005-07-25 James E Wilson <wilson@specifixinc.com>
7863 * dwarf2out.c (add_call_src_coords_attributes): New.
7864 (gen_inlined_subroutine_die): Call it.
7865 (maybe_emit_file, init_file_table): Add comments.
7866 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
7868 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
7869 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
7870 * tree.h (BLOCK_SOURCE_LOCATION): New.
7871 (struct tree_block): New field locus.
7873 2005-07-26 Andreas Schwab <schwab@suse.de>
7875 PR rtl-optimization/23043
7876 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
7877 when allocating a struct unoccr.
7879 2005-07-25 Richard Henderson <rth@redhat.com>
7882 * tree-complex.c (gate_no_optimization): True if errors.
7883 * Makefile.in (tree-complex.o): Update dependencies.
7885 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
7887 * config/frv/predicates.md (integer_register_operand): Use
7890 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7893 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
7895 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
7897 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7899 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
7900 types when flag_unsafe_math_optimizations is true.
7902 2005-07-25 Mark Mitchell <mark@codesourcery.com>
7904 * gcc.c (option_map): Add --sysroot.
7905 (process_command): Handle --sysroot.
7906 (display_help): Document it.
7907 * doc/cppopts.tex (-isysroot): Document.
7908 * doc/invoke.texi (--sysroot): Document.
7909 * doc/install.texi (--with-build-sysroot): Document.
7911 * Makefile.in (inhibit_libc): New variable.
7912 (INHIBIT_LIBC_CFLAGS): Likewise.
7913 (LIBGCC2_CFLAGS): Include
7914 $(INHIBIT_LIBC_CFLAGS).
7915 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
7916 ($(T)crtbegin.o): Do not use @inhibit_libc@.
7917 ($(T)crtend.o): Likewise.
7918 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
7919 ($(T)crtendS.o): Likewise.
7920 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7921 ($(T)crtendT.o): Likewise.
7922 (stmp-fixinc): Do not complain about missing headers if
7924 * configure.ac (inhibit_libc): Set it to true/false.
7925 (--with-build-sysroot): New option. Use it to set
7927 * configure: Regenerated.
7929 2005-07-25 Manfred Hollstein <mh@suse.com>
7931 * calls.c (store_one_arg): Fix unsigned comparison warning.
7933 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7936 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7937 (ggc_print_statistics): Initialize variable before use.
7939 2005-07-25 Richard Guenther <rguenther@suse.de>
7941 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7942 calling with a PHI_NODE argument.
7944 * tree-flow-inline.h (overlap_subvar): Protect against
7947 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7949 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7950 * configure: Regenerate.
7952 2005-07-25 Ira Rosen <irar@il.ibm.com>
7954 * expr.c (highest_pow2_factor): Make extern.
7955 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7956 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7957 record_array_differ_p, array_ptr_differ_p): Likewise.
7958 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7959 additional cases. Call the above functions.
7960 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7961 base_object_differ_p when there are two base objects. Otherwise, compare
7962 base address and offset. Call may_alias_p.
7963 (dump_data_reference): Use a correct field name.
7964 (analyze_array): Make static. Initialize new data-ref fields.
7965 (analyze_indirect_ref): New function.
7966 (init_data_ref): Initialize new data-ref fields.
7967 (strip_conversion): Moved from tree-vect-analyze.c.
7968 (analyze_offset_expr, get_ptr_offset, address_analysis,
7969 object_analysis): Likewise.
7970 (analyze_offset): New function.
7971 (create_data_ref): Likewise.
7972 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7973 dimensions for ARRAY_REFs only.
7974 (build_classic_dist_vector): Make static.
7975 (access_functions_are_affine_or_constant_p): Call macro to get the
7976 address of access functions.
7977 (compute_all_dependences): Add new parameter
7978 compute_self_and_read_read_dependences. Compute self and read-read
7979 dependences if it is true.
7980 (find_data_references_in_loop): Call create_data_ref. Initialize new
7982 (compute_data_dependences_for_loop): Add new parameter
7983 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7984 compute nb_loops. Call compute_all_dependences,
7985 build_classic_dist_vector and build_classic_dir_vector with correct
7987 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7988 with correct parameters. Compare dimensions for ARRAY_REFs only.
7989 (free_data_refs): Call macro to free access functions.
7990 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7991 fields from stmt_vinfo.
7992 (struct base_object_info): New structure.
7993 (struct data_reference): Move fields to base_object_info. Add fields
7994 first_location and object_info for above structures. Move fields from
7995 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7996 aligned_to. Add macros to access the new fields.
7997 Update functions declarations.
7998 * tree-flow.h (is_aliased_with): Declare.
7999 * tree-loop-linear.c (linear_transform_loops): Call
8000 compute_data_dependences_for_loop with correct parameters.
8001 * tree-ssa-alias.c (is_aliased_with): New function.
8002 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8003 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8004 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8005 vect_base_addr_differ_p, compute_subscript_distance and
8006 build_classic_dist_vector. Add printings. Check absolute value of
8008 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8010 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8011 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8012 to bytes. Add printing.
8013 (vect_compute_data_refs_alignment): Go through loads and stores in one
8015 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8016 vect_analyze_data_ref_access): Likewise.
8017 (vect_analyze_pointer_ref_access): Remove.
8018 (vect_address_analysis, vect_object_analysis): Likewise.
8019 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8020 and analyze data-refs in the loop.
8021 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8022 fields of data-ref instead of stmt. Add init to the offset from the
8024 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8025 (vect_update_init_of_dr): Likewise.
8026 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8027 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8029 (new_loop_vec_info): Initialize new fields.
8030 (destroy_loop_vec_info): Free new fields.
8031 (vect_strip_conversion): Remove.
8032 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8033 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8034 datarefs. Add new field ddrs.
8035 Add macros for the new fields access.
8036 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8037 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8038 Remove their macros.
8039 * tree.h (highest_pow2_factor): Declare.
8041 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8043 * calls.c (store_one_arg): Check for sibling call MEM arguments
8044 from already clobbered incoming argument area.
8046 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8048 * c-common.c (check_missing_format_attribute): New.
8049 * c-common.h (check_missing_format_attribute): Likewise.
8050 * c-typeck.c (convert_for_assignment): Use it.
8052 2005-07-24 Andreas Schwab <schwab@suse.de>
8054 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8055 register use a word move. Correct operand of ext.w in 68000 code.
8057 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8059 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8060 variables as declarations, rather than definitions.
8062 2005-07-24 Ira Rosen <irar@il.ibm.com>
8064 PR tree-optimization/22526
8065 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8068 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8070 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8071 that C99 reserve for future use. Use it to define clog10,
8072 clog10f and clog10l.
8074 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8076 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8077 * configure.ac: Check for -Wmissing-format-attribute.
8079 * configure: Regenerate.
8081 2005-07-23 Richard Henderson <rth@redhat.com>
8083 PR tree-optimization/22623
8084 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8086 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8089 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8091 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8093 * Makefile.in (C_TREE_H): Update dependencies.
8094 * c-tree.h: Include toplev.h.
8095 * diagnostic.h (diagnostic_set_info): Add format attribute.
8096 * rtl-error.c (diagnostic_for_asm): Likewise.
8098 2005-07-23 Chao-ying Fu <fu@mips.com>
8100 * config/mips/mips-dsp.md: New file.
8101 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8102 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8104 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8105 MIPS_BUILTIN_BPOSGE32.
8106 (mips_expand_builtin_direct): Add one parameter to indicate that
8107 builtin functions need to return a value.
8108 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8110 (mips_regno_to_class): Add classes for 12 new DSP registers.
8111 (mips_subword): Change to check four HI registers.
8112 (mips_output_move): Output move to and from 6 new DSP accumulators.
8113 (override_options): Make sure -mdsp and -mips16 are not used together.
8114 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8116 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8118 (print_operand): Add 'q' for printing DSP accumulators.
8119 (mips_cannot_change_mode_class): Check ACC_REGS.
8120 (mips_secondary_reload_class): Check ACC_REGS.
8121 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8122 (mips_register_move_cost): Check ACC_REGS.
8123 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8124 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8125 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8126 (dsp_bdesc): New array.
8127 (bdesc_arrays): Add DSP builtin function table.
8128 (mips_prepare_builtin_arg): Check predicate again after
8130 (mips_expand_builtin): Add one more parameter to
8131 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8132 MIPS_BUILTIN_BPOSGE32.
8133 (mips_init_builtins): Initialize new function types.
8134 (mips_expand_builtin_direct): Check if builtin functions need to
8135 return a value and pass operands properly.
8136 (mips_expand_builtin_bposge): New function.
8137 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8138 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8139 (FIRST_PSEUDO_REGISTER): Increase to 188.
8140 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8141 Update for 12 new DSP registers.
8142 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8143 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8144 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8145 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8146 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8147 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8148 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8149 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8150 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8151 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8152 (REGISTER_NAMES): Add names for 12 new DSP registers.
8153 * config/mips/mips.md: Include mips-dsp.md.
8154 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8155 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8156 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8157 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8158 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8159 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8160 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8161 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8162 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8163 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8164 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8165 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8166 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8167 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8168 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8169 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8170 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8171 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8172 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8173 (UNSPEC_RDDSP): New constants.
8174 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8175 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8177 * config/mips/mips.opt (-mdsp): New option.
8178 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8179 (reg_imm10_operand): New predicates.
8180 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8181 * doc/invoke.texi (-mdsp): Document new option.
8183 2005-07-22 DJ Delorie <dj@redhat.com>
8185 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8187 * tree-inline.c (inlinable_function_p): Likewise.
8189 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8192 * toplev.c (check_global_declarations): Do not mark undefined
8193 variables as DECL_IGNORED_P.
8194 * varasm.c (first_global_object_name): GTY it.
8195 (weak_global_object_name): Likewise.
8196 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8197 a string to go into {weak,first}_global_object_name.
8199 2005-07-22 DJ Delorie <dj@redhat.com>
8201 * c-format.c (check_function_format): Change warning control
8202 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8204 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8206 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8207 &PTR->FLD a dereference of PTR.
8208 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8209 a potential dereference of PTR.
8211 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8213 PR rtl-optimization/20370
8214 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8215 call allocate_reg_info if necessary.
8217 PR rtl-optimization/21848
8218 * calls.c (emit_library_call_value_1): For const functions, add
8219 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8221 PR rtl-optimization/22445
8222 * cselib.c (target.h): Include.
8223 (rtx_equal_for_cselib_p): Allow commutative matches.
8224 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8225 Remove MODE parameter. Changed all callers.
8227 PR rtl-optimization/22258
8228 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8230 (try_combine): Use likely_spilled_retval_p.
8232 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8234 * config.gcc: Add crx-elf support.
8236 * doc/contrib.texi: Mention crx.
8237 * doc/extend.texi: Document crx extensions.
8238 * doc/install.texi: Document crx install.
8239 * doc/invoke.texi: Document crx options.
8240 * doc/md.texi: Document crx constraints.
8242 * config/crx/crx-protos.h: New file.
8243 * config/crx/crx.c: New file.
8244 * config/crx/crx.h: New file.
8245 * config/crx/crx.md: New file.
8246 * config/crx/crx.opt: New file.
8247 * config/crx/t-crx: New file.
8249 2005-07-22 Manfred Hollstein <mh@suse.com>
8251 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8253 (int_add_graph_edge): Likewise.
8254 (collapse_nodes): Likewise.
8255 (process_unification_queue): Likewise.
8257 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8258 Laurent GUERBY <laurent@guerby.net>
8260 PR tree-optimization/22336
8261 * function.c (record_block_change): Check for
8262 cfun->ib_boundaries_block.
8264 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8266 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8267 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8269 2005-07-21 DJ Delorie <dj@redhat.com>
8271 * toplev.c (warn_deprecated_use): Add warning control to warning
8273 * c-typeck.c (parser_build_binary_op): Likewise.
8274 (c_finish_if_stmt): Likewise.
8275 * c-common.c (check_function_sentinel): Likewise.
8276 (check_nonnull_arg): Likewise.
8278 2005-07-21 Richard Henderson <rth@redhat.com>
8281 * tree-complex.c (complex_ssa_name_components): New.
8282 (cvc_lookup): Allow entry not found.
8283 (create_components): Remove.
8284 (create_one_component_var, get_component_var): New.
8285 (get_component_ssa_name, set_component_ssa_name): New.
8286 (extract_component): Use get_component_ssa_name.
8287 (update_complex_components): Use set_component_ssa_name.
8288 (update_complex_components_on_edge): Likewise.
8289 (update_phi_components): Create new PHI nodes directly, instead
8290 of adding insns to edges.
8291 (tree_lower_complex): Allocate and free complex_variable_components
8292 and complex_ssa_name_components here.
8294 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
8296 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
8297 revert to returning false.
8299 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8302 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
8304 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8307 * config/i386/i386.md (cmpxf): Change operand constraints
8308 to "nonmemory_operand".
8310 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8312 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
8314 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8317 * fold-const.c (fold_build1): Add checksum for the operands.
8318 (fold_build2): Likewise.
8319 (fold_build3): Likewise.
8321 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8324 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
8326 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8328 * common.opt (-fforward-propagate): Committed by mistake,
8331 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8333 * reg-stack.c: Fix comment typo(s).
8334 * tree-ssa-operands.c: Likewise.
8335 * tree-vectorizer: Likewise.
8337 2005-07-21 Nick Clifton <nickc@redhat.com>
8339 * config/sh/symbian.c: Replace C++ style line comments with C
8340 style line comments.
8341 (symbian_add_attribute): Do not use a ? operator on the LHS of
8343 (sh_symbian_handle_dll_attribute): Change the type of the
8344 method vector to "VEC(tree,gc)*" and use vector accessor
8345 macros to walk over the elements.
8346 (symbian_export_vtable_and_rtti_p): Likewise.
8347 (symbian_class_needs_attribute_p): Likewise.
8349 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8352 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
8353 initialize targetm.resolve_overloaded_builtin here.
8354 (altivec_expand_overloaded_builtin): Make it non-static.
8355 * config/rs6000/rs6000-protos.h
8356 (altivec_expand_overloaded_builtin): New prototype.
8357 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
8358 targetm.resolve_overloaded_builtin here.
8359 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
8361 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8362 Zdenek Dvorak <dvorakz@suse.cz>
8364 PR tree-optimization/19210
8365 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
8367 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
8368 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
8369 rely on unproven assumptions.
8370 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
8371 * tree-flow.h (number_of_iterations_exit): Add final parameter.
8372 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
8373 to number_of_iterations_exit.
8374 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
8375 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
8376 * tree-ssa-loop-niter.c (find_loop_niter,
8377 estimate_numbers_of_iterations_loop): Likewise.
8378 (number_of_iterations_exit): Honor the new options.
8379 * doc/invoke.texi (Wunsafe-loop-optimizations,
8380 funsafe-loop-optimizations): Document them.
8382 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8384 PR rtl-optimization/22167
8385 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8387 2005-07-20 Adam Nemet <anemet@lnxw.com>
8389 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8390 __do_global_dtors_aux longcall.
8392 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
8394 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
8395 (old_special_pred_table): Don't reference
8396 SPECIAL_MODE_PREDICATES.
8397 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
8398 * config/arc/arc.h: Don't mention PREDICATE_CODES.
8399 * config/sh/predicates.h: Don't mention
8400 SPECIAL_MODE_PREDICATES.
8401 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
8404 2005-07-20 DJ Delorie <dj@redhat.com>
8406 * config.gcc: Add m32c-elf support.
8408 * doc/contrib.texi: Mention m32c.
8409 * doc/extend.texi: Document m32c extensions.
8410 * doc/install.texi: Mention m32c.
8411 * doc/invoke.texi: Document m32c options.
8412 * doc/md.texi: Document m32c constraints.
8414 * config/m32c/addsub.md: New file.
8415 * config/m32c/bitops.md: New file.
8416 * config/m32c/cond.md: New file.
8417 * config/m32c/jump.md: New file.
8418 * config/m32c/m32c-lib1.S: New file.
8419 * config/m32c/m32c-lib2.c: New file.
8420 * config/m32c/m32c-modes.def: New file.
8421 * config/m32c/m32c-pragma.c: New file.
8422 * config/m32c/m32c-protos.h: New file.
8423 * config/m32c/m32c.abi: New file.
8424 * config/m32c/m32c.c: New file.
8425 * config/m32c/m32c.h: New file.
8426 * config/m32c/m32c.md: New file.
8427 * config/m32c/m32c.opt: New file.
8428 * config/m32c/minmax.md: New file.
8429 * config/m32c/mov.md: New file.
8430 * config/m32c/muldiv.md: New file.
8431 * config/m32c/predicates.md: New file.
8432 * config/m32c/prologue.md: New file.
8433 * config/m32c/shift.md: New file.
8434 * config/m32c/t-m32c: New file.
8436 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8438 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8439 (stack_protect_set, stack_protect_test): New expanders.
8440 (stack_protect_set_si, stack_protect_set_si_media,
8441 stack_protect_set_di_media, stack_protect_test_si,
8442 stack_protect_test_si_media, stack_protect_test_di_media):
8445 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
8447 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
8449 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
8451 * tree.h (tree_expr_nonzero_p): Export.
8452 * fold-const.c (tree_expr_nonzero_p): Likewise.
8453 Return true for CALL_EXPRs that are alloca calls.
8454 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
8456 * tree-flow.h (expr_computes_nonzero): Remove.
8457 * tree-vrp.c (expr_computes_nonzero): Remove.
8458 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
8459 (extract_range_from_unary_expr): Likewise.
8460 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
8461 tree_expr_nonzero_p.
8463 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
8465 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
8466 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
8467 extra arg "picreg" and use it instead of pic_offset_table_rtx.
8468 All callers changed.
8469 (frame_related_constant_load): New arg "related" which controls
8470 setting of RTX_FRAME_RELATED_P. All callers changed.
8471 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
8472 (bfin_expand_prologue): Add stack limit checking.
8473 * config/bfin/bfin.md (trapifcc): New pattern.
8475 * config/bfin/bfin.c: Include "langhooks.h".
8476 (def_builtin): Go through lang_hooks to call builtin_function.
8478 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
8479 * config/bfin/predicates.md (symbol_ref_operand): New.
8480 (call_insn_operand): Delete. All callers changed to use
8481 register_no_elim_operand.
8482 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
8484 (function_arg): Use it to generate the call's operand 2.
8485 (bfin_longcall_p): New function.
8486 (bfin_expand_call): Extra arg "cookie". All callers and declaration
8487 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
8488 determine if the address needs to be in a REG.
8489 (bfin_handle_longcall_attribute): New function.
8490 (bfin_attribute_table): Add "longcall" and "shortcall".
8491 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
8492 (CUMULATIVE_ARGS): New member call_cookie.
8493 (PREDICATE_CODES): Add symbol_ref_operand.
8494 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
8495 extra USE to the pattern.
8496 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
8497 New patterns, split off call_insn, sibcall_insn, call_value_insn and
8498 sibcall_value_insn; now the new patterns handle direct calls and the
8499 old ones indirect calls.
8500 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
8502 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8504 * doc/trouble.texi: Update section on handling of empty loops.
8506 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
8508 * config.gcc: Remove support for sparc-*-openbsd*,
8509 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
8511 * config.host: Remove support for i860-*-sysv4* as a host.
8512 * config/i860/*, config/ip2k/*, config/ns32k/*,
8513 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
8514 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
8515 mention obsolete ports.
8517 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8519 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
8521 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
8522 of frame_pointer_rtx.
8523 (sh_expand_epilogue): Likewise.
8524 (sh_set_return_address): Likewise.
8525 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
8526 instead of FRAME_POINTER_REGNUM if needed. Add elimination
8527 offsets from FRAME_POINTER_REGNUM.
8528 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
8529 (sh_register_names): Add initializer for sfp.
8530 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
8531 (VALID_REGISTER_P): Likewise.
8532 (FIRST_PSEUDO_REGISTER): Update.
8533 (DWARF_FRAME_REGISTERS): Define.
8534 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
8535 (HARD_FRAME_POINTER_REGNUM): Define.
8536 (FRAME_POINTER_REGNUM): Redefine.
8537 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
8538 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
8539 from FRAME_POINTER_REGNUM.
8540 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
8541 FRAME_POINTER_REGNUM.
8542 (REG_CLASS_CONTENTS): Add sfp.
8543 (REG_ALLOC_ORDER): Likewise.
8544 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
8545 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
8546 of frame_pointer_rtx.
8547 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8549 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
8551 * fold-const.c (tree_expr_nonnegative_p): Only return true for
8552 ABS_EXPR when flag_wrapv is false because of INT_MIN.
8553 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
8555 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
8558 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
8560 Make CONSTRUCTOR use VEC to store initializers.
8561 * c-common.c (complete_array_type): Update to cope with VEC in
8563 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
8564 (pp_c_constructor_elts): New function.
8565 * c-pretty-print.h (pp_c_constructor_elts): Declare.
8566 * c-typeck.c (build_function_call, build_c_cast, digest_init,
8567 struct constructor_stack, struct initializer_stack,
8568 constructor_elements, push_init_level, pop_init_level,
8569 add_pending_init, find_init_member, output_init_element): Update to
8570 cope with VEC in CONSTRUCTOR_ELTS.
8571 * coverage.c (build_fn_info_value, build_ctr_info_value,
8572 build_gcov_info): Likewise.
8573 * expr.c (categorize_ctor_elements_1, store_constructor,
8574 expand_expr_real_1): Likewise.
8575 * fold-const.c (fold_ternary): Likewise.
8576 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
8577 gimplify_init_constructor, gimplify_expr): Likewise.
8578 * tree-dump.c (dequeue_and_dump): Likewise.
8579 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
8581 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
8583 * tree-sra.c (generate_element_init_1): Likewise.
8584 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8585 * tree-ssa-operands.c (get_expr_operands): Likewise.
8586 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
8587 * tree-vect-transform.c (vect_get_vec_def_for_operand):
8588 (get_initial_def_for_reduction): Likewise.
8589 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
8590 value handle in annotations.
8591 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
8592 tree_node_structure): Add support for constr_kind.
8593 (build_vector_from_ctor, build_constructor_single,
8594 build_constructor_from_list): New functions.
8595 (build_constructor): Update to take a VEC instead of a TREE_LIST.
8596 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
8597 Update to cope with VEC in CONSTRUCTOR_ELTS.
8598 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
8599 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
8600 CONSTRUCTOR_APPEND_ELT): New macros.
8601 (struct constructor_elt, struct tree_constructor): New data types.
8602 (union tree_node): Add tree_constructor field.
8603 * treestruct.def: Define TS_CONSTRUCTOR.
8604 * varasm.c (const_hash_1, compare_constant, copy_constant,
8605 compute_reloc_for_constant, output_addressed_constants,
8606 initializer_constant_valid_p, output_constant,
8607 array_size_for_constructor, output_constructor): Update to cope with
8608 VEC in CONSTRUCTOR_ELTS.
8609 * vec.h (VEC_empty, VEC_copy): New macros.
8611 2005-07-19 Devang Patel <dpatel@apple.com>
8613 * dbxout.c (dbxout_type): Check Objective-C++ lang.
8615 2005-07-19 Richard Henderson <rth@redhat.com>
8618 * gimplify.c (gimplify_expr): Use main variant type for the temp
8619 destination for a discarded volatile read.
8620 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
8621 casts between non-void types that change volatility.
8623 2005-07-15 DJ Delorie <dj@redhat.com>
8625 * toplev.h: Add comment about the first parameter for warning().
8626 * errors.h: Likewise.
8628 * c.opt (Wpragmas): New.
8629 * doc/invoke.texi: Document it.
8631 * function.c (do_warn_unused_parameter): Add warning control to
8633 * c-decl.c (warn_if_shadowing): Likewise.
8634 * c-lex.c (cb_def_pragma): Likewise.
8635 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
8636 (pop_alignment): Likewise.
8637 (handle_pragma_pack): Likewise.
8638 (apply_pragma_weak): Likewise.
8639 (handle_pragma_weak): Likewise.
8640 (handle_pragma_redefine_extname): Likewise.
8641 (add_to_renaming_pragma_list): Likewise.
8642 (handle_pragma_extern_prefix): Likewise.
8643 (maybe_apply_renaming_pragma): Likewise.
8644 (handle_pragma_visibility): Likewise.
8646 * config/c4x/c4x-c.c (BAD): Likewise.
8647 (c4x_parse_pragma): Likewise.
8648 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
8649 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
8650 (rs6000_pragma_longcall): Likewise.
8651 * config/v850/v850-c.c (pop_data_area): Likewise.
8652 (ghs_pragma_section): Likewise.
8653 (ghs_pragma_section): Likewise.
8654 (ghs_pragma_interrupt): Likewise.
8655 (ghs_pragma_starttda): Likewise.
8656 (ghs_pragma_startsda): Likewise.
8657 (ghs_pragma_startzda): Likewise.
8658 (ghs_pragma_endtda): Likewise.
8659 (ghs_pragma_endsda): Likewise.
8660 (ghs_pragma_endzda): Likewise.
8662 2005-07-19 Danny Berlin <dberlin@dberlin.org>
8663 Kenneth Zadeck <zadeck@naturalbridge.com>
8665 * Makefile.in: Removed tree-promote-statics.c
8666 * tree-promote-statics.c: Removed.
8667 * common.opt: Removed flag-promote-statics.
8669 * passes.c: Removed tree-promote-statics pass.
8670 * tree-pass.h: Ditto.
8671 * timevar.def: Removed TV_PROMOTE_STATICS.
8674 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
8676 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
8678 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
8680 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8683 * c-common.c (check_function_arguments): Call
8684 'check_function_format' if either -Wformat or
8685 -Wmissing-format-attribute are specified.
8686 * c-format.c (check_function_format): Check -Wformat before
8687 calling 'check_format_info'.
8688 * c-opts.c (c_common_post_options): Don't warn for
8689 -Wmissing-format-attribute without -Wformat.
8690 * c-typeck.c (convert_for_assignment): Detect additional cases for
8691 -Wmissing-format-attribute.
8692 * doc/invoke.texi (-Wmissing-format-attribute): Document new
8695 2005-07-19 Richard Guenther <rguenther@suse.de>
8697 * config/i386/i386.md (lrint<mode>2): Use temporary
8698 instead of clobbering non-existent memory.
8700 2005-07-19 Nick Clifton <nickc@redhat.com>
8702 * config/avr/avr.c (legitimate_address_p): Fix debugging print
8703 statement to avoid displaying ASCII control characters.
8705 2005-07-19 Ben Elliston <bje@au.ibm.com>
8707 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
8708 * cfganal.c (find_edge_index): Ditto.
8709 * combine.c (combine_instructions): Ditto.
8710 * ddg.c (create_scc): Ditto.
8711 (find_successors): Ditto.
8712 (find_predecessors): Ditto.
8713 (find_nodes_on_paths): Ditto.
8714 (longest_simple_path): Ditto.
8715 * flow.c (update_life_info): Ditto.
8716 (count_or_remove_death_notes): Ditto.
8717 (clear_log_links): Ditto.
8718 * modulo-sched.c (generate_reg_moves): Ditto.
8719 (find_max_asap): Ditto.
8720 (find_max_hv_min_mob): Ditto.
8721 (find_max_dv_min_mob): Ditto.
8722 * sbitmap.c (sbitmap_first_set_bit): Ditto.
8723 * sched-rgn.c (extract_edgelst): Ditto.
8724 * tree-into-ssa.c (prepare_names_to_update): Ditto.
8725 (dump_update_ssa): Ditto.
8726 (ssa_names_to_replace) Ditto.
8727 (switch_virtuals_to_full_rewrite): Ditto.
8728 (update_ssa): Ditto.
8729 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8731 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
8733 Fix PR tree-optimization/22483
8735 * tree-complex.c (create_components): Use
8736 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
8737 * tree-flow-inline.h (fill_referenced_var_vec): New function.
8738 * tree-flow.h (safe_referenced_var_iterator): New structure.
8739 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
8740 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
8741 safe_referenced_var iterator.
8742 (add_type_alias): Ditto.
8744 2005-07-19 Steven Bosscher <stevenb@suse.de>
8746 * loop-init.c (rest_of_handle_loop2): Remove.
8747 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
8748 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
8749 (pass_rtl_loop_init, pass_rtl_loop_done,
8750 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
8751 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
8752 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
8753 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
8754 pass_tree_loop_done, and pass_tree_unswitch.
8755 (gate_loop): Rename to gate_tree_loop.
8756 * passes.c (init_optimization_passes): Update for renamed tree
8757 loop passes. Add the new loop2 passes as subpasses of loop2.
8758 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
8759 Update for the renamed tree loop passes.
8761 2005-07-18 Ian Lance Taylor <ian@airs.com>
8764 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
8765 blocks when optimizing.
8767 2005-07-18 Steve Ellcey <sje@cup.hp.com>
8769 * common.opt (frename-registers): Initialize to 2.
8771 (fgcse-after-reload): Ditto.
8772 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
8773 (process_options): Only change flag_web, flag_rename_registers,
8774 and flag_rerun_cse_after_loop if not explicitly set by user.
8776 2005-07-18 Jan Beulich <jbeulich@novell.com>
8778 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
8779 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
8780 in 64-bit mode the same as DImode in 32-bit mode.
8781 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
8782 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
8783 mode. Add new mode parameter.
8784 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
8785 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
8786 x86_64_shift_adj): New expanders.
8787 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
8788 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
8790 Respective new splitters. Use renamed shift splitter helpers in 32-bit
8791 DImode shift splitters.
8792 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
8793 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
8796 2005-07-18 Jan Beulich <jbeulich@novell.com>
8798 * i386.md (movdi_extzv_1): New.
8799 (zero_extendhidi2): Combine alternatives and never force use of
8801 (zero_extendqidi2): Likewise. Don't restrict input selection.
8803 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8805 Fix PR tree-optimization/22531
8806 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
8809 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8811 * tree-promote-statics.c (pass_promote_statics): Change dump file
8814 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8816 * tree-optimize.c (init_tree_optimization_passes): Add
8817 pass_eliminate_useless_stores pass.
8818 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
8819 * tree-ssa-pre.c (is_copy_stmt): New function.
8820 (follow_copies_till_vuse): Ditto.
8821 (do_eustores): Ditto.
8822 (gate_eustores): Ditto.
8824 2005-07-16 Richard Henderson <rth@redhat.com>
8826 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
8828 2005-07-16 Danny Berlin <dberlin@dberlin.org>
8829 Kenneth Zadeck <zadeck@naturalbridge.com>
8831 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
8832 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
8833 ipa-type-escape.h, tree-promote-statics.c
8834 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
8835 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
8836 tree-promote-statics.c: new files.
8837 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
8838 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
8839 int nonlocal_set_p, mark_constant_function): Deleted.
8840 (rest_of_handle_cfg): Removed call to mark_constant_function.
8841 (nonoverlapping_component_refs_p): Added calls to support
8842 type based aliasing.
8843 * tree-ssa-alias.c (may_alias_p,
8844 compute_flow_insensitive_aliasing): Ditto.
8845 * calls.c (flags_from_decl_or_type): Removed reference to
8847 * c-typeck.c (convert_arguments): Make builtins tolerant of having
8848 too many arguments. This is necessary for Spec 2000.
8849 * cgraph.h (const_function, pure_function): Removed.
8850 * common.opt: Added "fipa-pure-const", "fipa-reference",
8851 "fipa-type-escape", and "ftree-promote-static".
8853 * passes.c: Added ipa and tree-promote-statics passes.
8854 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
8855 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
8856 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
8857 * tree-flow.h: Added exposed sra calls and addition of
8858 reference_vars_info field for FUNCTION_DECLS.
8859 * tree-pass.h: Added passes.
8860 * tree-sra.c: (sra_init_cache): New function.
8861 (sra_insert_before, sra_insert_after) Made public.
8862 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
8864 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
8865 aliasing. (may_alias_p): Added code to use type escape analysis to
8867 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
8868 code to prune clobbers of static variables based on information
8869 produced in ipa-reference pass. Changed call clobbering so that
8870 statics are not marked as clobbered if the call does not clobber
8873 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
8875 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
8878 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8880 * doc/install.texi (*-*-solaris2*): Document recommended version
8881 of GNU binutils and mention GNU linker problem on Solaris 10.
8883 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
8886 * c-decl.c (c_build_bitfield_integer_type): New function.
8887 (finish_struct): Call it.
8888 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
8890 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8892 * c-typeck.c (digest_init): Call 'convert_for_assignment'
8895 2005-07-16 Jan Hubicka <jh@suse.cz>
8897 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
8898 (scale_bbs_frequencies_int): Watch roundoff errors.
8899 * predict.c (return_prediction): Initialize return_stmt.
8901 2005-07-16 Jan Hubicka <jh@suse.cz>
8903 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
8904 after RTL profiling.
8906 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
8909 * fold-const.c (build_range_check): Convert high/low to etype
8910 if we are only comparing against exp.
8912 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
8914 Fix PR tree-optimization/22376
8915 * tree-ssa-structalias.c (build_constraint_graph): We really meant
8917 (need_to_solve): New function.
8918 (compute_points_to_sets): Use it.
8920 2005-07-15 Jan Hubicka <jh@suse.cz>
8922 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8923 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8925 2005-07-15 Richard Guenther <rguenther@suse.de>
8927 * c-common.c (handle_flatten_attribute): New function.
8928 Add flatten function attribute.
8929 * doc/extend.texi: Document flatten function attribute.
8930 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8931 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8933 (cgraph_decide_inlining): Handle functions with flatten
8936 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8938 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8939 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8940 UNSPEC_XCHG, UNSPEC_AND): New.
8941 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8942 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8943 * config/rs6000/sync.md (FETCHOP): New code macro.
8944 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8946 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8947 (sync_compare_and_swap<mode>): Same.
8948 (sync_lock_test_and_set<mode>): Same.
8949 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8950 for QImode and HImode, and not PPC405.
8951 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8952 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8953 (sync_<fetchop>{si,di}_internal): New.
8954 (sync_nand{si,di}_internal): New.
8955 (sync_old_<fetchop>{si,di}_internal): New.
8956 (sync_old_nand{si,di}_internal): New
8957 (sync_new_<fetchop>{si,di}_internal): New.
8958 (sync_new_nand{si,di}_internal): New.
8959 (atomic_and{si,di}): New.
8960 (sync_new_nand{si,di}_internal): New.
8961 (atomic_and{si,di}): New.
8962 (sync_add<mode>_internal): Delete.
8963 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8964 (sync_sub<mode>_internal): Delte.
8965 (sync_subshort_internal): New.
8966 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8967 (sync_anddi_internal): Delete.
8968 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8969 (sync_booldi_internal): Delete.
8970 (sync_boolc<mode>_internal): Delete.
8971 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8972 (sync_boolc<mode>_internal2): Delete.
8973 (sync_boolcc<mode>_internal): Delete.
8974 (isync, lwsync): Use unspec instead of unspec_volatile.
8975 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8976 Revert UNSPEC_VOLATILE.
8977 (rs6000_split_atomic_op): New.
8978 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8980 2005-07-14 Eric Christopher <echristo@redhat.com>
8982 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8983 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8985 2005-07-14 Eric Christopher <echristo@redhat.com>
8987 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8989 2005-07-14 Steven Bosscher <stevenb@suse.de>
8991 PR tree-optimization/22230
8992 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8993 the computation of the four cross productions for "range op range".
8995 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8996 Ulrich Weigand <uweigand@de.ibm.com>
8999 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9002 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9004 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9006 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9008 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9010 2005-07-14 Richard Guenther <rguenther@suse.de>
9013 * config/i386/i386-protos.h (ix86_function_value): Change
9014 prototype to match new target hook.
9015 * config/i386/i386.c (ix86_value_regno): Change prototype
9016 to take extra type argument.
9017 (TARGET_FUNCTION_VALUE): Define.
9018 (ix86_function_ok_for_sibcall): Pass extra argument to
9019 ix86_value_regno, check return slot rtx for exact match.
9020 (ix86_function_value): Take extra parameter. Dispatch to
9021 ix86_value_regno with fndecl/fntype as provided.
9022 (ix86_value_regno): Handle extra type argument.
9023 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9025 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9026 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9027 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9028 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9029 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9031 2005-07-14 Richard Guenther <rguenther@suse.de>
9033 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9034 * calls.c (expand_call): Pass fntype to hard_function_value.
9035 (emit_library_call_value_1): Likewise.
9036 * explow.c: Include target.h.
9037 (hard_function_value): Take extra argument, the fntype.
9038 Use new target hook for function_value.
9039 * expr.h (hard_function_value): Change prototype.
9040 * function.c (aggregate_value_p): Pass 0 as fntype to
9041 hard_function_value.
9042 (assign_parms): Use new target hook for function_value.
9043 Pass 0 as fntype to hard_function_value.
9044 (expand_function_end): Likewise.
9045 * reg-stack.c: Include target.h.
9046 (stack_result): Use new target hook for function_value.
9047 * target-def.h: New target hook function_value.
9048 * target.h: Likewise.
9049 * targhooks.c (default_function_value): New function.
9050 * targhooks.h (default_function_value): Declare.
9052 2005-07-13 Ian Lance Taylor <ian@airs.com>
9054 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9056 2005-07-14 Jan Hubicka <jh@suse.cz>
9058 * tree-dfa.c (dump_variable): Use default_def function.
9059 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9060 * tree-ssa.c (verify_use): Likewise.
9061 * tree-ssanames.c (release_ssa_name): Likewise.
9062 * tree-tailcall.c (eliminate_tail_call): Likewise.
9063 (tree_optimize_tail_calls_1): Likewise.
9064 * tree-vrp.c (get_value_range): Likewise.
9066 2005-07-14 Ben Elliston <bje@au.ibm.com>
9068 * gcc.c (main): Compare language[0] with '*' when iterating over
9071 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9073 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9074 "s390_emit_compare". Add handling of CCZ1mode.
9075 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9076 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9078 (s390_branch_condition_mask): Add CCZ1mode handling.
9079 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9080 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9081 Use CCZ1mode instead of CCZmode.
9082 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9084 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9086 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9088 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9090 2005-07-13 Eric Christopher <echristo@redhat.com>
9092 * config/mips/mips.c (mips_canonicalize_comparison): New.
9093 (mips_emit_int_relational): Use.
9095 2005-07-13 Eric Christopher <echristo@redhat.com>
9097 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9099 * config/s390/s390.md: Include tpf.md. Move tpf specific
9101 * config/s390/tpf.md: To here.
9102 * config/s390/s390.opt: Move tpf specific options...
9103 * config/s390/tpf.opt: to here. Add mmain option.
9104 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9105 * config/s390/tpf.h: Rewrite.
9107 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9109 * doc/tm.texi: Remove @xref{Cross-profiling}.
9111 2005-07-13 Jeff Law <law@redhat.com>
9113 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9114 expressions, test their _DECL operands for pointer equality rather
9115 than using operand_equal_p.
9117 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9119 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9120 (TARGET_POSIX_IO): This.
9121 * config/darwin.h: Likewise.
9122 * config/freebsd.h: Likewise.
9123 * config/linux.h: Likewise.
9124 * config/lynx.h: Likewise.
9125 * config/netbsd.h: Likewise.
9126 * config/rs6000/linux64.h: Likewise.
9127 * config/rs6000/linux.h: Likewise.
9128 * config/s390/tpf.h: Likewise.
9129 * config/sh/embed-elf.h: Likewise.
9130 * config/sparc/linux64.h: Likewise.
9131 * config/sparc/linux.h: Likewise.
9132 * config/svr4.h: Likewise.
9133 * gcov-io.h: Likewise.
9135 * doc/tm.texi: Updated.
9137 * libgcov.c (create_file_directory): Defined only if
9138 TARGET_POSIX_IO is defined.
9139 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9142 2005-07-13 Jan Hubicka <jh@suse.cz>
9144 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9146 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9148 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9149 structure as argument.
9151 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9153 PR tree-optimization/21921
9154 * tree-iterator.c (tsi_link_before): Support the case when
9155 tsi_end_p (tsi) == true.
9157 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9159 PR tree-optimization/22442
9160 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9163 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9165 PR rtl-optimization/20376
9166 * toplev.c (process_options): Enable -fweb and -frename-registers when
9168 * doc/invoke.texi: Update the information about when -fweb and
9169 -frename-registers are enabled.
9171 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9174 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9175 if *rhs_p is not a SSA_NAME.
9177 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9179 Fix PR tree-optimization/22422
9180 * tree-ssa-structalias.c (struct variable_info): Add flag for
9182 (get_varinfo): Now a static function.
9183 (new_varinfo): init has_union and is_special_var to false.
9184 (solution_set_add): Check has_union.
9185 (do_da_constraint): Move temporary variable so it gets reset
9187 Also check for special variable.
9188 (do_ds_constraint): Ditto.
9189 (do_sd_constraint): Ditto.
9190 (do_structure_copy): Check for special variable.
9191 (find_func_aliases): Ditto.
9192 (init_base_vars): Set special vars properly.
9194 2005-07-13 Jan Hubicka <jh@suse.cz>
9196 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9199 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9200 (get_expr_operands): Fix thinko wrt flags and subvars.
9202 PR tree-optimize/22379
9203 * tree-inline.c (expand_call_inline): Do not output sorry in early
9206 2005-07-12 Dale Johannesen <dalej@apple.com>
9208 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9210 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9213 * host-linux.h: Include limits.h.
9215 2005-07-12 Dale Johannesen <dalej@apple.com>
9217 * expr.c (compress_float_constant): Add cost check.
9218 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9220 2005-07-12 Dale Johannesen <dalej@apple.com>
9222 * gcc.target/i386/compress-float-sse.c: New.
9223 * gcc.target/i386/compress-float-sse-pic.c: New.
9224 * gcc.target/i386/compress-float-387.c: New.
9225 * gcc.target/i386/compress-float-387-pic.c: New.
9226 * gcc.dg/compress-float-ppc.c: New.
9227 * gcc.dg/compress-float-ppc-pic.c: New.
9229 2005-07-12 Eric Christopher <echristo@redhat.com>
9231 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9233 * config/s390/s390.md: Include tpf.md. Move tpf specific
9235 * config/s390/tpf.md: To here.
9236 * config/s390/s390.opt: Move tpf specific options...
9237 * config/s390/tpf.opt: to here. Add mmain option.
9238 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9239 * config/s390/tpf.h: Rewrite.
9241 2005-07-12 Eric Christopher <echristo@redhat.com>
9243 * gcc.c (struct infile): Update comment for language.
9244 (main): Rewrite input file resetting code.
9246 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9249 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9250 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9251 (lookup_avail_expr): Use constant_boolean_node instead
9252 of boolean_false_node/boolean_true_node.
9254 2005-07-12 Ben Elliston <bje@au.ibm.com>
9256 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9257 and use it when printing num_edges.
9259 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9261 * doc/extend.texi (Blackfin Built-in Functions): New section.
9262 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9265 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9267 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9268 s/cmpstrsi/cmpstrnsi
9269 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9271 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9272 (init_optabs): Initialize cmpstrn_optab.
9273 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9274 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9275 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9276 * config/i386/i386.md: s/cmpstr/cmpstrn
9277 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9278 * doc/md.texi: Update documentation.
9280 2005-07-11 Richard Henderson <rth@redhat.com>
9282 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9283 build_va_arg_indirect_ref.
9284 (alpha_gimplify_va_arg): Likewise.
9285 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9286 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9287 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9288 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9289 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9290 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
9292 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
9294 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9296 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
9297 * passes.c (init_optimization_passes): Add pass_empty_loop.
9298 * tree-pass.h (pass_empty_loop): Declare.
9299 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
9300 try_remove_empty_loop, remove_empty_loops): New functions.
9301 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
9302 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
9304 2005-07-12 Peter Barada <peter@the-baradas.com>
9308 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
9309 in address registers.
9310 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
9311 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
9312 alternative of addsi3_5200.
9314 2005-07-11 Ian Lance Taylor <ian@airs.com>
9316 * config/mips/mips.md (ffs<mode>2): Remove.
9318 2005-07-11 Ian Lance Taylor <ian@airs.com>
9320 * doc/tree-ssa.texi (Cleanups): Improve description of
9322 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
9324 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9326 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
9327 * tree.h (DECL_ARGUMENT_FLD): New macro.
9329 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9331 Fix PR tree-optimization/22404
9333 * tree-ssa-structalias.c (create_variable_info_for): Use
9336 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
9338 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
9339 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
9340 for second comparison operand.
9341 * config/bfin/predicates.md (reg_or_const_int_operand): New.
9343 * config/bfin/bfin.md (define_attr "type"): Add "sync".
9344 (define_insn_reservation "alu"): Likewise.
9345 (csync, ssync): Now of type sync.
9346 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
9347 -mcsync-anomaly -mspecld-anomaly.
9348 * config/bfin/bfin.opt (mcsync): Remove.
9349 (mcsync-anomaly, mspecld-anomaly): Add.
9350 * config/bfin/bfin.c: Include "insn-codes.h".
9351 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
9352 (TARGET_DEFAULT_TARGET_FLAGS): New.
9353 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
9355 2005-07-11 Steven Bosscher <stevenb@suse.de>
9357 * basic-block.h: Give the BB flags enum a name, bb_flags.
9358 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
9359 * cfgcleanup.c (enum bb_flags): Remove here.
9360 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
9361 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
9362 (update_forwarder_flag): Likewise.
9363 (thread_jump): Likewise.
9364 (try_forward_edges): Likewise.
9365 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
9366 forwarder flags. Don't clear bb->aux for all basic blocks. Only
9367 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
9369 2005-07-11 Richard Guenther <rguenther@suse.de>
9371 * config/i386/i386.opt: New target option -msseregparm.
9372 * config/i386/i386.c (override_options): Error out for
9373 -msseregparm but no SSE support.
9374 (ix86_function_sseregparm): Check for global sseregparm.
9375 * doc/invoke.texi: Document -msseregparm.
9377 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9379 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9380 (m32rle-*-linux*): Ditto.
9382 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9384 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9385 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9388 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9392 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
9393 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
9395 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
9397 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
9398 (varmap): Heapify varmap.
9399 (constraints): Heapify constraints.
9400 (struct constraint_graph): Heapify succs and preds.
9401 (constraint_vec_find): Update for heapification.
9402 (constraint_set_union): Ditto.
9403 (insert_into_complex): Ditto.
9404 (constraint_edge_vec_find): Ditto.
9405 (erase_graph_self_edge): Ditto.
9406 (add_graph_edge): Ditto.
9407 (get_graph_weights): Ditto.
9408 (merge_graph_nodes): Ditto.
9409 (build_constraint_graph): Ditto.
9410 (topo_visit): Ditto.
9411 (solve_graph): Ditto.
9412 (create_variable_info_for): Ditto.
9413 (init_base_vars): Ditto.
9414 (delete_points_to_sets): Free graph, varmap, and complex constraints.
9415 (condese_varmap_nodes): Free complex vector.
9416 (clear_edges_for_node): Clear succs and preds vector.
9418 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9420 * tree-ssa-structalias.c (update_alias_info): Change counting of
9421 references to not include vdefs.
9423 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9425 * tree-ssa-alias.c (free_used_part_map): Add missing free.
9428 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9430 * pa.c (pa_commutative_p): Make PLUS commutative when
9431 TARGET_NO_SPACE_REGS is true.
9433 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9435 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
9436 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
9437 * tree-dfa.c (dump_subvars_for): New.
9438 (debug_subvars_for): New.
9439 (dump_variable): Show subvariables if VAR has them.
9440 * tree-flow-inline.h (get_subvar_at): New.
9441 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
9442 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
9444 (struct subvar): Change fields offset and size to unsigned
9446 (dump_subvars_for): Declare.
9447 (debug_subvars_for): Declare.
9448 (get_subvar_at): Declare.
9449 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
9450 to unsigned HOST_WIDE_INT *.
9451 (overlap_subvar): Likewise.
9452 * tree-gimple.c (is_gimple_reg): Always return false for
9453 SFTs and memory tags.
9454 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
9456 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
9457 (compute_may_aliases): Call compute_points_to_sets.
9458 (collect_points_to_info_for): Remove.
9459 (compute_points_to_and_addr_escape): Remove.
9460 (delete_alias_info): Call delete_points_to_sets.
9461 (compute_flow_sensitive_aliasing): If the call to
9462 find_what_p_points_to returns false, call set_pt_anything.
9463 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
9464 (set_pt_anything): Clear pi->pt_vars.
9465 (set_pt_malloc): Remove.
9466 (merge_pointed_to_info): Remove.
9467 (add_pointed_to_expr): Remove.
9468 (add_pointed_to_var): Remove.
9469 (collect_points_to_info_r): Remove.
9470 (is_escape_site): Make extern.
9472 (create_overlap_variables_for): Call it.
9473 * tree-ssa-copy.c (merge_alias_info): Never merge
9474 flow-sensitive alias information.
9475 * tree-ssa-operands.c (get_expr_operands): Adjust variables
9476 offset and size to be unsigned HOST_WIDE_INT.
9477 (add_to_addressable_set): Rename from note_addressable.
9478 Set TREE_ADDRESSABLE as the variables are added to the set.
9480 (add_stmt_operand): Do not try to micro-optimize unmodifiable
9481 operands into VUSEs when adding V_MAY_DEFs for members in an
9483 * tree-ssa-operands.h (add_to_addressable_set): Declare.
9484 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
9485 (struct variable_info): Add bitfield is_heap_var.
9486 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
9487 (new_var_info): Initialize is_heap_var.
9488 (get_constraint_for): Add HEAP variables to the symbol table.
9489 Mark them with is_heap_var.
9490 (update_alias_info): New. Taken mostly from the old
9491 compute_points_to_and_addr_escape.
9492 (handle_ptr_arith): New.
9493 (find_func_aliases): Call update_alias_info.
9494 Call handle_ptr_info for tcc_binary expressions.
9495 Call mark_stmt_modified.
9496 (create_variable_info_for): If DECL has subvars, do not create
9497 variables for its subvars. Always add all the fields.
9498 (set_uids_in_ptset): If the solution includes ANYOFFSET and
9499 SFTs, then add all the SFTs of the structure.
9500 If VI->DECL is an aggregate with subvariables, add the SFT at
9502 (find_what_p_points_to): If VI is an artificial variable,
9503 translate to bitfields in SSA_NAME_PTR_INFO.
9504 If the solution is empty, set pi->pt_vars to NULL
9505 (init_base_vars): Create ANYOFFSET.
9506 (compute_points_to_sets): Rename from create_alias_vars.
9508 (pass_build_pta): Remove.
9509 (delete_points_to_sets): Rename from delete_alias_vars.
9510 (pass_del_pta): Remove.
9511 * tree-ssa-structalias.h (struct alias_info): Move from
9513 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
9514 NUM_REFERENCES_SET): Likewise.
9515 (compute_points_to_sets, delete_points_to_sets): Declare.
9517 2005-07-09 Richard Henderson <rth@redhat.com>
9519 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
9520 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
9521 alpha_split_lock_test_and_set_12): New functions.
9522 * config/alpha/alpha-protos.h: Update.
9523 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
9524 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
9525 * config/alpha/sync.md (I12MODE): New.
9526 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
9527 (sync_<fetchop_name><I48MODE>): Likewise.
9528 (sync_nand<I48MODE>): Likewise.
9529 (sync_old_<fetchop_name><I48MODE>): Likewise.
9530 (sync_new_<fetchop_name><I48MODE>): Likewise.
9531 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9532 (sync_compare_and_swap<I48MODE>): Likewise.
9533 (sync_lock_test_and_set<I48MODE>): Likewise.
9534 (sync_compare_and_swap<I12MODE>): New.
9535 (sync_compare_and_swap<I12MODE>_1): New.
9536 (sync_lock_test_and_set<I12MODE>): New.
9537 (sync_lock_test_and_set<I12MODE>_1): New.
9539 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9543 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
9545 2005-07-09 Jakub Jelinek <jakub@redhat.com>
9547 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
9548 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
9550 2005-07-09 Richard SAndiford <richard@codesourcery.com>
9553 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9555 2005-07-08 David Edelsohn <edelsohn@gnu.org>
9557 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
9558 memory_operand constraint.
9559 (store_conditional_<mode>): Same.
9560 (sync_compare_and_swap<mode>): Same.
9561 (sync_lock_test_and_set<mode>): Same.
9563 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
9565 Rewrite PIC support to more closely model actual instructions.
9566 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
9567 (cris_symbol): Remove prototypes for removed functions.
9568 (cris_pic_symbol_type_of, cris_valid_pic_const)
9569 (cris_expand_pic_call_address): Prototypes for new functions.
9570 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
9572 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
9574 <case ':'>: Add case for new punctuation character.
9575 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
9576 emitting (extra) PIC modifier.
9577 <case UNSPEC>: Do not assert for PLT.
9578 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
9579 (cris_expand_prologue, cris_expand_epilogue): Check
9580 for pic_offset_table_rtx usage instead of taking
9581 current_function_uses_pic_offset_table as the final word.
9582 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
9583 Remove flag_pic difference.
9584 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
9585 the moral equivalents of...
9586 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
9588 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
9589 (cris_handle_option): Mark ARG as unused.
9590 (cris_expand_pic_call_address): New worker function for "call",
9592 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
9593 output PIC constructs here.
9594 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
9595 as symbol-specific modifers, not whole or part of operands.
9596 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
9597 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
9598 constants and flag_pic.
9599 (CONSTANT_INDEX_P): Adjust for new functions.
9600 (enum cris_pic_symbol_type): New helper type.
9601 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
9602 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
9603 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
9605 ("movsi"): Emit actual instructions for GOT and relative access.
9606 ("*movsi_got_load"): New pattern to set up the register holding
9608 ("*movsi_internal"): Operand 1 is not a plain general_operand.
9609 Adjust FIXME for 'S'.
9610 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
9611 Use "movs" for -fpic cases.
9612 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
9613 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
9614 ("call", "call_value"): Just call cris_expand_pic_call_address for
9616 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
9617 Remove special pattern.
9618 ("*expanded_call_side", "*expanded_call_value_side"): New
9620 (gotplt-to-plt, gotplt-to-plt-side-call)
9621 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
9623 * config/cris/cris/predicates.md
9624 ("cris_general_operand_or_gotless_symbol"): Remove unused
9626 ("cris_general_operand_or_symbol"): Adjust for new functions.
9628 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9630 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
9632 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
9634 * Makefile.in (TREE_H): Add treestruct.def.
9635 (c-decl.o): Add pointer-set.h
9636 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
9637 visibility on regular DECL's.
9638 (merge_decls): Fix the copying of decl nodes of various types for
9639 the new structures. Don't update RTL, section name, weak status,
9640 etc, on DECL's without RTL.
9641 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
9642 Don't check volatile on non-variable types.
9643 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
9644 to check whether we have seen arguments.
9645 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
9646 flag is checked before field (flag is common, field is not).
9647 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
9648 TS_DECL_COMMON could have an origin.
9649 (add_location_or_const_value_attribute): Don't check section name
9650 on non-var/function decls.
9651 (dwarf2out_var_location): Reverse order of tests.
9652 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
9653 with DECL_WRTL_CHECK.
9654 * expmed.c (make_tree): rtl is now in decl_with_rtl.
9655 * fold-const.c (fold_binary): Don't check weakness on
9656 non-var/function decls.
9657 (tree_expr_nonzero_p): Ditto.
9658 (fold_checksum_tree): Use tree_decl_extra as sizeof
9660 * ggc-page.c (extra_order_size_table): Add sizes for
9661 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
9663 * gimplify.c (gimplify_bind_expr): Only set
9664 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
9665 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
9667 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
9668 * langhooks.h (init_ts). New langhook.
9669 * passes.c (rest_of_decl_compilation): Reverse order of tests.
9670 * print-tree.c (print_node): Update to only print fields that
9671 exist in the structures the passed decl has.
9672 * toplev.c (wrapup_global_declarations): Don't reset
9673 DECL_DEFER_OUTPUT on DECL's that don't contain it.
9674 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
9675 * tree-inline.c (remap_decl): Ditto.
9676 * tree-outof-ssa.c (create_temp): Reverse order of tests.
9677 * tree-pretty-print.c (print_declaration): Don't print
9678 DECL_REGISTER on things that don't contain it.
9679 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
9680 non-var/function decls.
9681 * tree.c (tree_contains_struct): New structure.
9682 (init_priority_for_decl): New hashtable.
9683 (tree_int_map): New structure.
9684 (tree_int_map_eq): New function.
9685 (tree_int_map_marked_p): Ditto.
9686 (tree_int_map_hash): Ditto.
9687 (tree_map): Move to tree.h.
9688 (tree_map_eq): Externalize.
9689 (tree_map_hash): Ditto.
9690 (tree_map_marked_p): Ditto.
9691 (init_ttree): Set up tree_contains_struct and call langhook.
9692 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
9693 (tree_code_size): Update for new structures.
9694 (tree_node_structure): Update for new structures.
9695 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
9697 (copy_node_stat): Copy init priority.
9698 (build_decl_stat): Ditto for visibility.
9699 (ts_enum_names): New.
9700 (tree_contains_struct_check_failed): New function.
9701 (decl_init_priority_lookup): Ditto.
9702 (decl_init_priority_insert): Ditto.
9703 * treestruct.def: New file.
9704 * tree.h (CODE_CONTAINS_STRUCT): New macro.
9705 (CONTAINS_STRUCT_CHECK): Ditto.
9706 (tree_contains_struct_check_failed): New prototype.
9707 (DECL_CHECK): Removed.
9708 (DECL_MINIMAL_CHECK): New.
9709 (DECL_COMMON_CHECK): Ditto.
9710 (DECL_WRTL_CHECK): Ditto.
9711 (DECL_NON_COMMON_CHECK): Ditto.
9712 (DECL_WITH_VIS_CHECK): Ditto.
9713 (VAR_OR_FUNCTION_DECL_P): Ditto
9714 (struct tree_decl_minimal): New structure.
9715 (struct tree_decl_common): Ditto.
9716 (struct tree_decl_with_rtl): Ditto.
9717 (struct tree_decl_with_vis): Ditto.
9718 (struct tree_decl_non_common): Ditto.
9719 (struct tree_field_decl): Ditto.
9720 (struct tree_parm_decl): Ditto.
9721 (struct tree_var_decl): Ditto.
9722 (struct tree_function_decl): Ditto.
9723 (struct tree_const_decl): Ditto.
9724 (struct tree_result_decl): Ditto.
9725 (union tree_node): Add new structures.
9726 * var-tracking.c (track_expr_p): Reverse order of tests.
9728 * doc/c-tree.texi: Add documentation on DECL node internal structure.
9730 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9732 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
9733 * system.h: Poison FINALIZE_PIC.
9734 * doc/tm.texi (FINALIZE_PIC): Remove.
9736 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9739 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
9740 to the correct type if we have a MODIFY_EXPR.
9742 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9744 PR tree-optimization/22360
9745 * tree.c (upper_bound_in_type): Fix calculations for casting
9746 to a non-wider signed type and casting a signed value to a
9747 wider unsigned type.
9748 (lower_bound_in_type): Fix calculations for casting to a
9749 non-wider signed type.
9751 PR tree-optimization/20139
9752 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
9754 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
9755 fold_cond_expr_cond.
9756 * tree-ssanames.c (release_defs): Assert in_ssa_p.
9757 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
9759 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9762 * tree-complex.c (expand_complex_libcall): Produce
9763 REALPART_EXPR/IMAGPART_EXPR with the correct type.
9765 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9767 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9768 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
9769 b" assert and inserted fastpath code for this case.
9770 (bitmap_ior): Removed "a != b" assert.
9772 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9774 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
9775 (ENDFILE_SPEC): Likewise.
9776 * config/m32r/m32r.h (ASM_SPEC): Likewise.
9778 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
9779 a large stack frame at epilogue.
9781 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
9783 * final.c: Include sdbout.h when required.
9785 2005-07-07 Geoffrey Keating <geoffk@apple.com>
9787 * config.gcc (*-*-darwin*): Only one target-specific header file
9789 (powerpc-*-darwin*): Add version-specific header files.
9790 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
9791 * config.in: Regenerate.
9792 * configure: Regenerate.
9793 * gcc.c: Include xregex.h.
9794 (version_compare_spec_function): New.
9795 (spec_function): Add version-compare.
9796 (replace_outfile_spec_function): Reformat comment.
9797 (compare_version_strings): New.
9798 * config/darwin-c.c (version_as_macro): New.
9799 (builtin_define): New.
9800 (darwin_cpp_builtins): New.
9801 * config/darwin-protos.h (darwin_cpp_builtins): New.
9802 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
9803 (LIB_SPEC): Make unconditional, update comment.
9804 (TARGET_C99_FUNCTIONS): Define.
9805 * config/darwin.opt: Sort.
9806 (mmacosx-version-min=): New.
9807 * config/darwin7.h: Delete.
9808 * config/darwin8.h: Delete.
9809 * config/i386/darwin.h (): Call darwin_cpp_builtins.
9810 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
9811 (TARGET_C99_FUNCTIONS): Define.
9812 * config/rs6000/darwin7.h: New.
9813 * config/rs6000/darwin8.h: New.
9814 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
9815 (-mmacosx-version-min): Document.
9817 2005-07-07 Ian Lance Taylor <ian@airs.com>
9819 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
9821 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
9824 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
9826 2005-07-07 Khem Raj <kraj@mvista.com>
9828 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
9829 in bytes, not words.
9831 2005-07-07 Paul Brook <paul@codesourcery.com>
9833 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
9834 DEFAULT_FUNCTION_ARG_PADDING to upward.
9836 2005-07-07 Richard Henderson <rth@redhat.com>
9838 * function.c (locate_and_pad_parm): Record parameter alignment in
9839 stack_alignment_needed.
9841 2005-07-07 David Edelsohn <edelsohn@gnu.org>
9843 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
9844 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
9845 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
9846 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
9847 (define_attr "type"): Add isync, sync, load_l, store_c.
9848 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
9849 Create scratch volatile MEM.
9850 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
9852 (load_locked_<mode>): New.
9853 (store_conditional_<mode>): New.
9854 (sync_compare_and_swap<mode>): Replace with splitter.
9855 (sync_lock_test_and_set<mode>): Replace with splitter.
9856 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
9858 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
9859 is ics. Attribute isync.
9860 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
9862 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
9863 and UNSPECV_SYNC_OP.
9864 (emit_unlikely_jump): New.
9865 (emit_load_locked): New.
9866 (emit_store_conditional): New.
9867 (rs6000_split_compare_and_swap): New.
9868 (rs6000_split_lock_test_and_set): New.
9869 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
9870 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
9871 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
9872 rs6000_split_lock_test_and_set): Declare.
9873 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
9874 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
9875 store_c, isync, sync.
9877 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
9879 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
9880 filenames to gtyp-gen.h.
9881 (s-typ-gen): Use it in place of for loops.
9883 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
9885 * hooks.c (hook_bool_rtx_int_false): New function.
9886 * hooks.h (hook_bool_rtx_int_false): Declare.
9887 * target-def.h (TARGET_COMMUTATIVE_P): Define.
9888 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
9889 * target.h (struct gcc_target): Add commutative_p member.
9890 * targhooks.c (hook_bool_rtx_commutative_p): New function.
9891 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
9892 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
9893 (pa_commutative_p): New function.
9894 * jump.c (target.h): Include.
9895 (rtx_renumbered_equal_p): Use targetm.commutative_p.
9896 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
9898 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9900 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
9901 (s390_expand_setmem): New.
9902 * config/s390/s390.c: Likewise.
9903 (print_shift_count_operand): Truncate to 12 bits instead of 6.
9905 * config/s390/s390.md: ("setmem<mode>"): Accept character as
9906 general_operand. Call new function "s390_expand_setmem".
9907 ("clrmem_long", "*clrmem_long"): Rewrite to ...
9908 ("setmem_long", "*setmem_long"): ... this.
9910 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9912 * config/s390/s390.c: (optimization_options): Enable
9913 TARGET_MVCLE at -Os.
9914 * doc/invoke.texi: Document changes in default behaviour.
9915 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
9917 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9919 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9920 defined by back-end.
9922 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9924 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9925 all sets in the pattern.
9926 * config/rs6000/rs6000.md (stack_protect_testsi,
9927 stack_protect_testdi): Likewise.
9929 2005-07-06 Jeff Law <law@redhat.com>
9931 * tree-vrp.c (simplify_using_ranges): Kill.
9932 (vrp_finalize): Remove call to simplify_using_ranges.
9933 (simplify_stmt_using_ranges): New function extracted from
9934 simplify_using_ranges.
9935 (simplify_div_or_mod_using_ranges): Likewise.
9936 (simplify_abs_using_ranges): Likewise.
9937 (simplify_cond_using_ranges): New function.
9938 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9939 * tree-ssa-propagate.c (substitute_and_fold): Call
9940 simplify_stmt_using_ranges if we have range information.
9942 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9944 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9945 ia64_flag_schedule_isns2.
9947 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9948 reading/writing general registers.
9949 (ia64_function_arg): Revert 2005-06-18 change.
9951 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9953 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9954 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9956 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9958 * function.c (expand_function_end): Revert part of 2005-06-27
9959 patch. Do sjlj_emit_function_exit_after after return_label.
9961 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9963 * doc/install.texi (--disable-libssp): New.
9965 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9967 * doc/invoke.texi: Update -fforce-mem documentation.
9968 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9969 code for -fforce-mem.
9970 * expmed.c: (store_bit_field,store_fixed_bit_field,
9971 extract_bit_field): Ditto.
9972 * expr.c: (convert_move): Ditto.
9973 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9974 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9975 emit_conditional_add,expand_float,expand_fix): Ditto.
9976 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9977 (common_handle_option): Issue warning when -fforce-mem specified.
9979 2005-07-06 Paul Brook <paul@codesourcery.com>
9981 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9983 * configure: Regenerate.
9985 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9987 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9989 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9991 Fix PR tree-optimization/22319
9992 Fix PR tree-optimization/22140
9993 Fix PR tree-optimization/22310
9995 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9996 variable sized types.
9997 Use correct type for intermediate structure on *a = *b structure
10000 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10002 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10004 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10005 (machine_function): Move typedef to...
10006 * config/rs6000/rs6000.c (machine_function): ... here. Add
10007 varargs_save_offset field.
10008 (rs6000_stack_t): Remove varargs_size field.
10009 (setup_incoming_varargs): Allocate varargs save area using
10010 assign_stack_local, try to make it as small as possible.
10011 Save offset from virtual_stack_vars_rtx to the save area
10012 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10013 instead of magic 8 when fp word byte size is used.
10014 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10015 instead of -RS6000_VARARGS_SIZE.
10016 (rs6000_stack_info, debug_stack_info,
10017 rs6000_initial_elimination_offset): Remove all traces of
10019 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10020 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10021 RS6000_VARARGS_AREA.
10023 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10025 PR tree-optimization/21963
10026 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10027 constant_multiple_of in the same way get_computation_cost_at does.
10029 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10031 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10032 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10033 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10034 and return its previous value.
10035 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10036 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10038 (stack_protect_set, stack_protect_test): New expanders.
10039 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10040 stack_protect_testdi): New insns.
10041 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10042 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10044 2005-07-06 Jeff Law <law@redhat.com>
10046 * tree-ssa-dce.c (cfg_altered): New global.
10047 (tree_dce_init): Initialize cfg_altered.
10048 (remove_dead_stmt): If we remove an edge in the CFG, then set
10050 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10053 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10055 * Makefile.in (stamp-collect-ld): Use
10056 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10057 ./collect-ld if it already exists.
10058 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10059 Don't remove ./nm if it already exists.
10061 2005-07-05 Devang Patel <dpatel@apple.com>
10063 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10064 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10065 * tree-vectorizer.c (vect_loop_location): New.
10066 (vect_print_dump_info): Use vect_loop_location.
10067 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10068 (vectorize_loops): Set vect_loop_location.
10069 * tree-vect-analyze.c (vect_analyze_offset_expr,
10070 vect_determin_vectorization_factor, vect_analyze_operations,
10071 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10072 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10073 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10074 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10075 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10076 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10077 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10078 vect_analyze_loop): Adjust vect_print_dump_info API.
10079 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10080 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10081 vect_finish_stmt_generation, vectorizable_assignment,
10082 vectorizable_operation, vectorizable_store, vectorizable_load,
10083 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10084 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10085 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10086 vect_transform_loop): Same.
10087 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10088 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10091 2005-07-05 Randolph Chung <tausq@debian.org>
10093 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10094 * configure: Regenerate.
10095 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10096 (pa_tls_referenced_p): Declare.
10097 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10098 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10099 (legitimize_tls_address): New.
10100 (hppa_legitimize_address): Handle TLS addresses.
10101 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10102 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10103 (emit_move_sequence): Handle TLS addresses.
10104 (pa_encode_section_info): Call default handler to handle common
10106 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10107 (CONSTANT_ADDRESS_P): Reject TLS operands.
10108 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10109 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10110 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10111 (UNSPEC_TLSLE): Define new constants.
10112 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10113 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10114 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10115 (tie_symbolic_operand, tle_symbolic_operand): New
10117 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10119 * aclocal.m4: Update macros for autoconf 2.59 style.
10120 * configure.ac: Likewise.
10122 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10124 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10125 (function_arg): Pass small aggregates in general registers on 32-bit
10127 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10129 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10131 * Makefile.in (final.o): Fix dependencies.
10133 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10137 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10138 * langhooks.c (lhd_expr_to_decl): New.
10139 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10141 (LANG_HOOKS_INITIALIZER): Update.
10142 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10143 expr_to_decl langhook.
10144 * c-tree.h (c_expr_to_decl): Declare.
10145 * c-typeck.c (c_expr_to_decl): New.
10146 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10148 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10150 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10153 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10154 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10156 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10158 * Makefile.in: Adjust dependencies.
10159 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10160 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10161 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10162 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10163 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10164 rest_of_compilation.
10166 * bb-reorder.c (gate_duplicate_computed_gotos,
10167 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10168 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10169 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10170 pass_partition_blocks): New.
10171 * bt-load.c (gate_handle_branch_target_load_optimize,
10172 rest_of_handle_branch_target_load_optimize,
10173 pass_branch_target_load_optimize): New.
10174 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10176 * cfglayout.c (pass_insn_locators_initialize): New.
10177 * cfgrtl.c (pass_free_cfg): New.
10178 * combine.c (gate_handle_combine, rest_of_handle_combine,
10179 pass_combine): New.
10180 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10181 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10182 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10183 * except.c (pass_set_nothrow_function_flags,
10184 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10186 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10187 rest_of_handle_shorten_branches, pass_shorten_branches,
10188 rest_of_clean_state, pass_clean_state): New.
10189 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10190 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10191 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10193 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10194 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10195 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10196 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10198 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10199 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10200 pass_rtl_ifcvt, gate_handle_if_after_combine,
10201 rest_of_handle_if_after_combine, pass_if_after_combine,
10202 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10203 pass_if_after_reload): New.
10204 * integrate.c (pass_initial_value_sets): New.
10205 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10206 pass_purge_lineno_notes): New.
10207 * mode-switching.c (rest_of_handle_mode_switching,
10208 pass_mode_switching): New.
10209 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10210 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10212 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10213 pass_loop_optimize): New.
10214 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10216 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10218 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10219 pass_postreload_cse): New.
10220 * profile.c (gate_handle_profiling, pass_profiling,
10221 rest_of_handle_branch_prob, pass_branch_prob): New.
10222 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10223 pass_split_before_regstack, gate_handle_split_before_regstack,
10224 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10225 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10226 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10227 pass_stack_regs): New.
10228 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10229 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10230 pass_stack_adjustments): New.
10231 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10232 pass_regrename): New.
10233 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10234 pass_delay_slots, gate_handle_machine_reorg,
10235 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10236 * rtl.h (extern void purge_line_number_notes): New.
10237 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10238 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10240 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10242 * value-prof.c (gate_handle_value_profile_transformations,
10243 rest_of_handle_value_profile_transformations,
10244 pass_value_profile_transformations): New.
10245 * var-tracking.c (gate_handle_var_tracking,
10246 pass_variable_tracking): New.
10247 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10249 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10250 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10251 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10252 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10253 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10254 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10255 rest_of_handle_gcse2, rest_of_handle_regmove,
10256 rest_of_handle_tracer, rest_of_handle_if_conversion,
10257 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10258 rest_of_handle_web, rest_of_handle_branch_prob,
10259 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10260 rest_of_handle_jump_bypass, rest_of_handle_combine,
10261 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10262 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10263 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10264 rest_of_handle_mode_switching, rest_of_handle_jump,
10265 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10266 rest_of_handle_flow2, rest_of_handle_jump2,
10267 rest_of_handle_peephole2, rest_of_handle_postreload,
10268 rest_of_handle_shorten_branches, rest_of_clean_state,
10269 rest_of_compilation): Remove.
10271 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10272 * passes.c (dump_flags, in_gimple_form, all_passes,
10273 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10274 register_dump_files, next_pass_1, last_verified, execute_todo,
10275 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10276 from tree-optimize.c.
10277 (init_optimization_passes): Moved from tree-optimize.c,
10278 adding the RTL optimizations.
10279 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10280 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10281 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10282 register_dump_files, next_pass_1, last_verified, execute_todo,
10283 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10284 init_tree_optimization_passes, ipa_passes): Delete.
10285 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10287 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10288 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10290 (ipa_passes): Remove.
10291 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
10292 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
10293 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
10294 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
10295 (dump_info_p, dump_flag): Moved to tree-dump.h.
10297 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
10299 * passes.c (finish_optimization_passes): Use dump_begin
10300 and dump_end, TDI_end.
10301 (gate_rest_of_compilation): New.
10302 (pass_rest_of_compilation): Use it.
10303 (gate_postreload, pass_postreload): New.
10304 * toplev.c (general_init): Rename init_tree_optimization_passes.
10305 * toplev.h (init_tree_optimization_passes): Rename to
10306 init_optimizations_passes.
10307 * tree-dump.c (dump_flag): Make static.
10308 (dump_files): Remove RTL dumps.
10309 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
10310 pass_cleanup_cfg, pass_free_cfg_annotations,
10311 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10312 pass_init_datastructures, pass_fixup_cfg): Make non-static.
10313 * tree-pretty-print.c: Include tree-pass.h.
10314 * cgraph.c: Include tree-dump.h.
10316 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10318 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
10319 Only fall back to saying it points to readonly memory if
10320 we can't do better.
10322 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10324 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
10325 * config/m32r/m32r.c (m32r_compute_frame_size,
10326 m32r_expand_prologue): Take current_function_profile into
10327 account whenever we reference
10328 current_function_uses_pic_offset_table.
10329 (m32r_finalize_pic): Remove.
10330 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
10332 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
10334 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
10335 instead of $<. Don't remove ./as if it already exists.
10337 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10340 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
10341 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
10342 for complex modes when generating code for PA 1.0.
10343 (VALID_FP_MODE_P): New macro.
10344 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10345 sets for all general and floating point modes. Align wide floating
10346 point modes to even register boundaries to comply with architectural
10348 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
10349 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
10350 (VALID_FP_MODE_P): New macro.
10351 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10352 sets for all general and floating point modes. Align wide floating
10353 point modes to even register boundaries to comply with architectural
10356 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10358 * tree-dump.c (dump_files): Initialize dump number for .cgraph
10361 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10363 * tree-ssa-structalias.c: Don't include expr.h.
10365 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10367 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
10370 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10372 Fix PR tree-optimization/22279
10374 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
10377 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10379 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10381 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10383 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10384 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10385 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10386 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10387 config/stormy16/stormy16.c, config/v850/v850.c,
10388 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10389 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10390 Avoid "." or "\n" at end of diagnostics and capital letters at
10391 start of diagnostics.
10392 * combine.c, cse.c: Don't translate dump file output.
10393 * toplev.c (print_version): Only translate output if going to
10396 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10398 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
10399 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
10402 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10404 * pa.c (fix_range): Fix typo in comment.
10406 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10408 * tree-vrp.c (extract_range_from_assert): Replace
10409 fold (build (...)) with fold_build2.
10411 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10413 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
10414 gcc_gfc_char_table, init_dynamic_gfc_info): New.
10415 (format_types_orig, handle_format_attribute): Add support for
10418 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10420 * varasm.c (assemble_variable): Fix format specifier thinko.
10422 2005-07-03 Ira Rosen <irar@il.ibm.com>
10424 PR tree-optimization/22029 (and 22135)
10425 * tree-pretty-print.c (dump_generic_node): Check that the node is not
10426 a phi node before calling dump_vops.
10428 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10430 * tree-dump.h (dump_string_field): Declare.
10431 * tree-dump.c: Use it instead of dump_string.
10432 (dump_string_field): Make non-static.
10434 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10436 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
10437 up the minimal CFG stuff always when optimize > 0. Call
10438 split_all_insns_noflow in PIC case if needed.
10440 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10441 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
10444 * c-decl.c (c_write_global_declarations): Dump contents of
10446 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
10447 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
10448 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
10449 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
10452 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10454 * c-common.h (GCC_DIAG_STYLE): Define.
10455 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
10456 version for format checking to 4.1.
10457 * c-format.c: Include toplev.h after c-common.h.
10458 (enum format_type): Add gcc_tdiag_format_type.
10459 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
10460 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
10461 (format_types_orig): Add gcc_tdiag.
10462 (init_dynamic_diag_info): Support gcc_tdiag formats.
10463 (handle_format_attribute): Likewise.
10464 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
10465 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
10466 version for format checking to 4.1.
10467 (warning0, warning, error, pedwarn, sorry): Use
10468 ATTRIBUTE_GCC_DIAG.
10469 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
10470 (finish_aliases_1): Do not use %qE.
10471 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
10472 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
10473 Correct format bugs.
10474 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
10475 parameter to unsigned HOST_WIDE_INT.
10476 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
10478 2005-07-02 David Edelsohn <edelsohn@gnu.org>
10480 PR middle-end/21742
10481 * expr.c (write_complex_part): Use adjust_address for MEM.
10482 (read_complex_part): Same.
10484 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
10486 Fix PR tree-optimization/22280
10488 * tree-sra.c (generate_element_init): Remove useless loop.
10490 2005-07-02 Richard Henderson <rth@redhat.com>
10492 * config/alpha/alpha.c (alpha_legitimize_address): Check for
10494 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
10496 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
10498 PR middle-end/14490
10499 * fold-const.c (fold_binary): Handle the return value of
10500 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
10501 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
10503 2005-07-02 Jeff Law <law@redhat.com>
10505 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
10506 a eliminate type conversion which feeds an equality comparison
10507 if the original type or either operand in the comparison is a
10510 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
10512 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
10513 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
10515 * config/avr/avr.c: Do not use '`' as left quote.
10516 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
10517 Remove "." from end of diagnostics. Make diagnostics start with
10520 2005-07-02 Zack Weinberg <zack@codesourcery.com>
10521 Joseph S. Myers <joseph@codesourcery.com>
10523 * toplev.c (default_tree_printer): Handle setting location with
10525 * c-objc.common.c (c_tree_printer): Likewise.
10526 * c-format.c (gcc_diag_flag_specs): Add '+'.
10527 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
10528 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
10530 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
10531 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
10532 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
10533 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
10534 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
10535 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
10536 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
10537 format arguments where %J is used without %D.
10539 2005-07-02 Jakub Jelinek <jakub@redhat.com>
10541 * gcc.c (LINK_SSP_SPEC): Define.
10542 (link_ssp_spec): New variable.
10543 (LINK_COMMAND_SPEC): Add %(link_ssp).
10544 (static_specs): Add link_ssp_spec.
10545 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
10546 * configure: Rebuilt.
10547 * config.in: Rebuilt.
10549 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10550 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10551 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10552 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10553 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
10554 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
10555 -0x7008(2) instead of reading __stack_chk_guard variable.
10556 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
10558 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
10559 (stack_protect_set, stack_protect_test): Use *_tls* patterns
10560 if TARGET_THREAD_SSP_OFFSET is defined.
10561 (stack_tls_protect_set_si, stack_tls_protect_set_di,
10562 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
10565 2005-06-27 Richard Henderson <rth@redhat.com>
10566 * libgcc-std.ver (GCC_4.1.0): New.
10567 * libgcc.h (__stack_chk_guard): Declare.
10568 (__stack_chk_fail, __stack_chk_fail_local): Declare.
10569 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
10570 * mklibgcc.in (lib2funcs): Add them.
10572 2005-07-01 Richard Henderson <rth@redhat.com>
10574 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
10575 void * before struct sigcontext *.
10576 (x86_fallback_frame_state): Likewise.
10578 2005-07-01 James E. Wilson <wilson@specifixinc.com>
10580 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
10582 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10585 * tree-ssa-reassoc.c (should_transpose): Fix which operand
10586 we check for SSA_NAME for.
10588 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
10590 Fix PR tree-optimization/22071
10592 * tree-ssa-structalias.c (offset_overlaps_with_access): New
10594 (get_constraint_for_component_ref): Use it.
10596 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10599 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
10600 print out the last new line.
10602 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
10604 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
10605 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
10606 * config/cris/cris.c (cris_conditional_register_usage): Adjust
10607 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
10608 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
10609 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
10610 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
10611 (enum reg_class): New member CC0_REGS.
10612 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
10613 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10614 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
10615 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
10616 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10617 Adjust for register now described.
10619 2005-07-01 Jakub Jelinek <jakub@redhat.com>
10622 * config/i386/i386.md (stack_protect_test_si,
10623 stack_protect_test_di): Add earlyclobber for scratch 3.
10624 * config/rs6000/rs6000.md (stack_protect_testsi,
10625 stack_protect_testdi): Add earlyclobber for scratch 3,
10626 remove earlyclobber from scratch 4.
10628 Older entries for 2005 can be found in ChangeLog-2005.