1 2005-12-05 Dale Johannesen <dalej@apple.com>
3 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
4 what was approved (PR 24323).
6 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
8 * doc/c-tree.texi (Function Bodies): Remove description of
11 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
13 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
14 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
15 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
16 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
17 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
20 2005-12-05 Geoffrey Keating <geoffk@apple.com>
22 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
24 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
26 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
27 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
29 * config/darwin.c (machopic_select_section): It's not defined
30 as weak if it's only marked as weak_import.
32 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
35 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
36 A hidden weak object does bind locally. Strong linkonce data
37 counts like any other strong symbol for binding.
38 (weak_finish_1): Don't specially handle weakrefs, they no longer
40 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
41 * c-common.c (handle_alias_attribute): Allow static aliases
43 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
44 * gthr-dce.h: Make weakrefs static.
45 * gthr-tpf.h: Likewise.
46 * gthr-solaris.h: Likewise.
47 * gthr-posix.h: Likewise.
48 * gthr-posix95.h: Likewise.
49 * config/darwin.c (darwin_encode_section_info): static weakref
50 variables are not necessarily defined in this translation unit.
51 * doc/extend.texi (Function Attributes): Mention that an alias
52 attribute creates a definition for the thing it's attached to.
53 Change the documentation for weakref to say that the thing
54 it's attached to must be static.
56 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
57 we don't go into an infinite loop.
59 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
61 * config/rs6000/predicates.md (logical_const_operand): Split
62 out of logical_operand.
63 (logical_operand): Use it.
64 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
65 logical_const_operand.
67 2005-12-05 Jan Beulich <jbeulich@novell.com>
69 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
70 and IX86_BUILTIN_CMPNESS.
71 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
72 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
73 * config/i386/i386.md (movti_internal): Correct type attribute.
74 Simplify mode attribute.
75 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
76 Correct type attribute.
77 (absxf2): Correct operator.
78 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
79 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
80 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
82 (sse2_vmsqrtv2df2): Correct mode attribute.
84 2005-12-05 Jan Beulich <jbeulich@novell.com>
86 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
87 16 bits. Provide insn pattern for this case.
89 2005-12-05 Jan Beulich <jbeulich@novell.com>
91 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
93 (__popcountDI2): Likewise.
95 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
98 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
99 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
100 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
103 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
105 * c-typeck.c (null_pointer_constant_p): New function.
106 (build_conditional_expr, build_c_cast, convert_for_assignment,
107 build_binary_op): Use it.
109 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
111 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
112 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
114 (check_function_arguments_recurse): Allow both NOP_EXPR and
115 CONVERT_EXPR but check conversions preserve precision.
116 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
117 but check conversions preserve precision.
118 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
121 2005-12-04 Roger Sayle <roger@eyesopen.com>
124 * common.opt (Wstring-literal-comparison): New command line option.
125 * c-opts.c (c_common_handle_option): Set it with -Wall.
126 * c-typeck.c (parser_build_binary_op): Issue warning if either
127 operand of a comparison operator is a string literal, except for
128 testing equality or inequality against NULL.
130 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
132 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
134 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
135 of building a NOP_EXPR.
136 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
138 * c-convert.c (convert): Use fold_convert instead of building
139 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
140 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
142 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
143 NOP_EXPR the same as CONVERT_EXPR.
144 * c-typeck.c (build_function_call): Use fold_convert instead of
145 building a NOP_EXPR directly.
146 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
148 2005-12-03 Alan Modra <amodra@bigpond.net.au>
150 PR rtl-optimization/25197
151 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
154 2005-12-02 Stuart Hastings <stuart@apple.com>
156 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
159 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
161 * c-typeck.c (default_function_array_conversion,
162 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
163 (build_conditional_expr): Apply integer_zerop to orig_op1 and
164 orig_op2. Don't check them for NOP_EXPR.
165 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
168 2005-12-03 Alan Modra <amodra@bigpond.net.au>
170 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
171 toc_save_offset, toc_size, lr_size.
172 (rs6000_stack_info): Use memset rather than bss struct copy to init.
173 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
174 Adjust for removal of unused rs6000_stack_t fields.
175 (debug_stack_info): Adjust.
176 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
177 first, and don't bother checking for set/inc of lr on sibcalls.
178 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
180 2005-12-02 Jakub Jelinek <jakub@redhat.com>
183 * config/i386/i386.md (movqi_1): Only force imovx for alternative
184 5 if operand 1 is not aligned. Undo previous constraint change.
185 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
187 2005-12-02 Richard Guenther <rguenther@suse.de>
189 * tree.h (build): Remove prototype.
190 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
191 * tree.c (build): Remove.
192 (build0_stat): Update comment.
194 2005-12-02 Richard Guenther <rguenther@suse.de>
196 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
197 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
199 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
200 maybe_fold_offset_to_component_ref): Likewise.
201 * tree-ssa-dom.c (thread_across_edge,
202 simplify_rhs_and_lookup_avail_expr,
203 find_equivalent_equality_comparison, record_equivalences_from_stmt):
205 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
206 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
207 lower_try_finally_switch): Likewise.
208 * tree-if-conv.c (add_to_dst_predicate_list,
209 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
210 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
211 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
212 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
213 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
214 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
215 gimplify_init_ctor_eval, gimplify_init_constructor,
216 gimplify_variable_sized_compare, gimplify_boolean_expr,
217 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
218 gimplify_expr, gimplify_body, gimplify_function_tree,
219 force_gimple_operand): Likewise.
220 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
221 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
222 mx_register_decls): Likewise.
223 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
224 get_frame_field, finalize_nesting_tree_1): Likewise.
225 * tree-inline.c (setup_one_parameter): Likewise.
226 * tree-vect-transform.c (vectorizable_condition): Likewise.
227 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
229 * tree-profile.c (tree_gen_edge_profiler): Likewise.
230 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
231 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
232 * tree-chrec.h (build_polynomial_chrec): Likewise.
234 2005-12-02 Richard Guenther <rguenther@suse.de>
236 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
237 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
238 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
239 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
240 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
241 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
242 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
244 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
245 sh_adjust_unroll_max): Likewise.
246 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
247 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
248 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
250 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
252 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
255 2005-12-02 Richard Guenther <rguenther@suse.de>
257 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
258 simplify_cond_using_ranges): Use buildN instead of build.
259 * tree-tailcall.c (adjust_accumulator_values,
260 adjust_return_value): Likewise.
261 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
262 generate_element_copy, generate_element_zero,
263 generate_one_element_init): Likewise.
264 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
265 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
266 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
267 perfect_nestify): Likewise.
269 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
271 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
273 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
275 * ggc.h (GGC_RESIZEVEC): New.
277 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
279 * gcc.c (execute): Improve readability.
281 2005-12-02 Richard Guenther <rguenther@suse.de>
283 * tree-cfg.c (mark_used_vars): New function.
284 (dump_function_to_file): Dump only used VAR_DECLs.
286 2005-12-02 Richard Guenther <rguenther@suse.de>
288 * convert.c (convert_to_integer): Fix compare for nonpositive
289 constant to use tree_int_cst_sgn <= 0.
291 2005-12-02 Richard Guenther <rguenther@suse.de>
293 * convert.c (convert_to_integer): Use fold_convert instead
294 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
295 instead of comparing against 0. Use build_int_cst instead
296 of converting integer_zero_node.
298 2005-12-02 Richard Guenther <rguenther@suse.de>
300 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
303 2005-12-02 Alan Modra <amodra@bigpond.net.au>
306 * combine.c (simplify_logical <IOR>): Simplify more patterns to
309 2005-12-02 Alan Modra <amodra@bigpond.net.au>
312 * function.c (expand_function_end): Emit blockage for unwinder
315 2005-12-01 Roger Sayle <roger@eyesopen.com>
317 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
318 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
319 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
320 integer constant comparisons.
322 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
323 Janis Johnson <janis187@us.ibm.com>
324 David Edelsohn <dje@watson.ibm.com>
325 Ben Elliston <bje@au.ibm.com>
327 * dfp.h, dfp.c: New files.
328 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
329 (DECNUM_H): Likewise.
330 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
331 (INCLUDES): Append $(DECNUMINC).
332 (OBJS-common): Add dfp.o.
334 * real.h (EXP_BITS): Pinch one bit to ..
335 (struct real_value): Add decimal field.
336 (real_format): Change table size, update documentation.
337 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
338 (real_from_string3): Declare.
339 (decimal_single_format): Declare.
340 (decimal_double_format): Declare.
341 (decimal_quad_format): Declare.
342 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
343 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
344 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
345 * real.c: Include dfp.h.
346 (normalize): Early return for decimal floats.
347 (do_add): Zero decimal field.
348 (do_compare): Call do_decimal_compare for decimal floats.
349 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
350 (real_arithmetic): Call decimal_real_arithmetic for decimal
351 floating point operands.
352 (real_identical): If a and b are of differing radix, return false.
353 (real_to_integer): Call decimal_real_to_integer if the value is a
355 (real_to_integer2): Likewise, call decimal_real_to_integer2.
356 (real_to_decimal): Likewise, call decimal_real_to_decimal.
357 (real_to_hexadecimal): Place "N/A" in the return string for
359 (real_from_string3): New variant, given a mode.
360 (real_maxval): Use decimal_real_maxval for decimal floats.
361 (round_for_format): Use decimal_round_for_format for decimals.
362 (real_convert): Use decimal_real_convert where appropriate.
363 (significand_size): Handle base 10.
364 (encode_decimal_single, decode_decimal_single,
365 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
366 decode_decimal_quad): New functions.
367 (decimal_single_format): New.
368 (decimal_double_format): New.
369 (decimal_quad_format): New.
370 * machmode.def: Add SD, DD and TD decimal floating point modes.
371 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
372 Include MODE_DECIMAL_FLOAT.
373 (DECIMAL_FLOAT_MODE_P): New.
374 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
375 * genmodes.c (struct mode_data): Add counter field.
376 (struct mode_data): Update comment for format.
377 (blank_mode): Initialise counter field.
378 (new_mode): Increment counter field for each mode defined.
379 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
381 (make_complex_modes): Handle modes containing `D'.
382 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
383 (make_decimal_float_mode): New.
384 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
385 (cmp_modes): Compare counter field if other characteristics
387 (emit_real_format_for_mode): Support formats for decimal floats.
388 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
389 Document MODE_DECIMAL_FLOAT.
391 2005-12-02 Alan Modra <amodra@bigpond.net.au>
393 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
396 2005-12-01 Richard Henderson <rth@redhat.com>
398 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
400 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
402 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
404 * config/pa/pa.c (pa_init_builtins): If we detect
405 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
408 2005-12-01 Richard Guenther <rguenther@suse.de>
410 * fold-const.c (fold_binary): Use fold_build2, not
413 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
415 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
417 * vec.h (VEC_block_remove): New.
419 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
422 * c-common.c (lvalue_error): Fix wording.
424 2005-12-01 Richard Guenther <rguenther@suse.de>
426 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
427 thinko in last patch.
429 2005-12-01 Geoffrey Keating <geoffk@apple.com>
431 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
432 than -flat_namespace.
434 2005-12-01 Ben Elliston <bje@au.ibm.com>
436 * mklibgcc.in: Parameterise the script to build soft float
437 functions by iterating over each type, rather than cloning the
440 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
443 * builtins.c (fold_builtin_fputs): Defer check for missing
444 replacement functions.
446 2005-11-30 Kean Johnston <jkj@sco.com>
448 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
449 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
451 2005-11-30 Richard Guenther <rguenther@suse.de>
453 PR tree-optimization/22501
454 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
455 function split out from ...
456 (forward_propagate_addr_expr): ... here. Use it to propagate
457 ADDR_EXPRs to all uses.
459 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
461 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
462 * builtins.c (expand_builtin_mathfn): Use them.
463 (expand_builtin_mathfn_2): Likewise.
464 (expand_builtin_mathfn_3): Likewise.
465 (expand_builtin_int_roundingfn): Likewise.
466 (expand_builtin): Likewise.
467 (integer_valued_real_p): Likewise.
468 (fold_builtin_int_roundingfn): Likewise.
469 (fold_builtin_bitop): Likewise.
470 (fold_builtin_logarithm): Likewise.
471 (fold_builtin_1): Likewise.
472 * convert.c (convert_to_integer): Likewise.
473 * fold-const.c (negate_mathfn_p): Likewise.
474 (tree_expr_nonnegative_p): Likewise.
476 2005-11-30 Dale Johannesen <dalej@apple.com>
477 Andrew Pinski <pinskia@physics.uc.edu>
479 * combine.c (find_split_point): Sign extend bitmask
480 when changing bitfield assignment to IOR of AND.
482 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
484 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
485 clobber to scratch reg.
486 (*decrement_and_branch_until_zero_no_clobber): Remove.
487 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
488 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
489 * config/ms1/ms1.opt (mmul): Remove.
490 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
491 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
493 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
494 Bernd Schmidt <bernd.schmidt@analog.com>
496 * pa/predicates.md (symbolic_operand): Add comment.
497 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
498 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
499 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
500 (pa_secondary_reload_class): Delete.
501 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
502 and pa_secondary_reload_class. Reorder some checks. Update inline
503 copy of symbolic operand.
504 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
506 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
508 * loop-doloop.c (add_test): Only add jump notes if we did emit a
511 2005-11-30 Jeff Law <law@redhat.com>
513 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
514 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
516 2005-11-30 Jakub Jelinek <jakub@redhat.com>
518 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
519 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
520 (ia64_expand_move): Adjust caller.
522 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
523 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
526 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
528 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
529 Always produce an output if we can remove NEGs or canonicalize
530 (minus (minus ...)) expressions. Provide a fast path for the
532 (simplify_gen_binary): Do not call simplify_plus_minus.
533 (simplify_binary_operation_1): Reassociate at the end of the
536 2005-11-29 Evan Cheng <evan.cheng@apple.com>
538 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
539 moves and unpack to speed up.
541 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
543 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
544 argument, they are always sparc_compare_op0 and sparc_compare_op1.
545 (gen_v9_scc): Update callers.
546 * config/sparc/sparc.md: Likewise.
547 * config/sparc/sparc-protos.h: Update extern declaration.
549 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
551 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
553 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
556 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
558 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
559 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
562 2005-11-29 Ben Elliston <bje@au.ibm.com>
564 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
567 2005-11-29 Ben Elliston <bje@au.ibm.com>
569 * Makefile.in (clean-target): Depend on clean-target-libgcc.
570 (clean-target-libgcc): Import rule from the top-level Makefile.in.
572 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
576 * builtins.c (init_target_chars): New.
577 (expand_builtin_printf, expand_builtin_fprintf,
578 expand_builtin_sprintf, fold_builtin_sprintf,
579 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
580 fold_builtin_snprintf_chk, fold_builtin_printf,
581 fold_builtin_fprintf): Check for matching format strings using
584 2005-11-29 Paul Brook <paul@codesourcery.com>
586 * config.gcc: Do not use fixproto on m68k-elf.
588 2005-11-28 Roger Sayle <roger@eyesopen.com>
590 * expmed.c (div_cost): Replace with...
591 (sdiv_cost, udiv_cost): New.
592 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
593 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
594 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
595 (expand_divmod): Replace use of div_cost with either sdiv_cost
596 or udiv_cost depending upon the signedness of the operation.
598 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
601 * config/darwin.c (machopic_indirection_name,
602 machopic_output_indirection): Follow transparent alias chain.
604 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
606 * varasm.c (ultimate_transparent_alias_target): Add comment.
608 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
610 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
611 SET_SRC instead of XEXP where appropriate.
613 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
615 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
618 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
620 * config/fp-bit.h (LSHIFT): Take shift count parameter.
621 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
624 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
626 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
627 secondary_input_reload_class, made static. Adapt to new
629 (secondary_output_reload_class): Delete.
630 (TARGET_SECONDARY_RELOAD): New macro.
631 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
632 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
634 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
637 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
638 when its natural alignment is > BITS_PER_UNIT.
639 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
640 * c-common.c (handle_packed_attribute): Ignore packing on a field
641 whose type is naturally char aligned.
643 2005-11-28 Richard Guenther <rguenther@suse.de>
645 * c-common.c (strict_aliasing_warning): Handle all
646 component-ref like accesses.
648 2005-11-28 Roger Sayle <roger@eyesopen.com>
649 Uros Bizjak <uros@kss-loka.si>
652 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
653 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
654 when flag_unsafe_math_optimizations is set and
655 we don't care about NaNs or Infinities.
657 Move x/expN(y) and x/pow(y,z) transformation into common
658 flag_unsafe_math_optimizations section.
660 2005-11-27 Mark Mitchell <mark@codesourcery.com>
662 * gcc.c (main): Change type of argv to "char **".
664 2005-11-28 Alan Modra <amodra@bigpond.net.au>
666 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
668 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
669 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
670 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
671 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
672 output locals to sbss if !rs6000_elf_in_small_data_p.
673 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
675 2005-11-28 Alan Modra <amodra@bigpond.net.au>
678 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
680 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
681 indexed_or_indirect_address.
682 (indexed_or_indirect_address): Don't test for base reg. Call
683 address_operand last. Make it a special predicate.
685 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
687 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
689 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
692 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
694 (negate_expr): Likewise.
696 2005-11-27 Andreas Schwab <schwab@suse.de>
698 * config/m68k/m68k.c: Reindent and fix whitespace, remove
701 2005-11-27 Steven Bosscher <stevenb@suse.de>
703 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
704 has EH predecessor edges.
706 2005-11-26 Eric Christopher <echristo@apple.com>
708 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
709 register stalls by zero extending to the full register.
711 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
713 * config/floatunsisf.c, config/floatunsidf.c,
714 config/floatunsixf.c, config/floatunsitf.c: New files.
715 * config/ia64/t-hpux: Add floatunsitf.c.
716 * config/ia64/ia64.c (ia64_init_libfuncs): Use
717 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
719 2005-11-26 Richard Henderson <rth@redhat.com>
721 * c-lex.c (pragma_lex): Rename from c_lex.
722 * c-pch.c: Update for pragma_lex rename.
723 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
724 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
725 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
726 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
727 * doc/tm.texi: Likewise.
729 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
732 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
733 when overflow is undefined.
735 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
737 * doc/md.texi (Insn Canonicalizations): Refer to the
738 function commutative_operand_precedence for further rules.
740 2005-11-25 Roger Sayle <roger@eyesopen.com>
743 * expmed.c (choose_mult_variant): Return immediately when mult_cost
744 is less than zero. Limit mult_cost to a reasonable upper bound for
745 the synthetic multiplication sequence.
747 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
750 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
751 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
752 Lookup the explicit replacement functions for any unlocked
753 stdio builtin transformations.
755 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
757 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
759 * targhooks.c (default_secondary_reload): Don't require operand 2
760 for an input reload to be earlyclobber.
762 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
764 * fold-const.c (negate_mathfn_p): Fix comment and add support
765 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
768 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
771 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
772 _Q_ulltoq for unsigned conversions from SImode and DImode to
775 2005-11-25 Alan Modra <amodra@bigpond.net.au>
777 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
778 (__floatundidf, __floatundisf): Likewise.
780 2005-11-25 David Edelsohn <edelsohn@gnu.org>
782 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
783 (rs6000_override_options): Remove initialization of
785 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
786 (rs6000_emit_stack_tie): Same.
787 (emit_frame_save): Same.
788 (gen_frame_mem_offset): Same.
789 (rs6000_emit_prologue): Same.
790 (rs6000_emit_epilogue): Same.
792 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
795 * fold-const.c (fold_build): Convert bool_var != 1 and
796 bool_var == 0 to !bool_var.
798 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
801 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
802 for C being INTEGER_CST. Likewise for !=.
804 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
807 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
808 unsigned conversions from SImode to TFmode.
810 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
812 * expr.c (expand_expr_real_1): Fix error in last change.
814 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
816 * caller-save.c: (this_insn_sets): Move into:
817 (save_call_clobbered_regs).
818 (mark_set_regs): Get this_insn_sets from data.
820 (save_call_clobbered_regs): Take sets of the return value by
821 sibcalls into account.
823 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
826 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
827 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
828 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
829 (memory_move_secondary_cost, init_reg_autoinc): Remove
830 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
831 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
832 secondary_reload_class call.
833 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
835 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
836 (push_secondary_reload): Use secondary_reload target hook.
837 (secondary_reload_class, scratch_reload_class): New functions.
838 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
839 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
840 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
841 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
842 (secondary_reload_class, scratch_reload_class): Declare.
843 * reload1.c: Include target.h.
844 (reload_adjust_reg_for_temp): New function.
845 (reload_adjust_reg_for_icode): Likewise.
846 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
847 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
849 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
850 for inheritance. Support case when both secondary & tertiary reloads
851 are for intermediate registers.
852 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
853 with secondary_reload_class call. Support case when both secondary
854 & tertiary reloads are for intermediate registers.
855 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
856 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
857 * target.h (secondary_reload_info): New struct / typedef.
858 (struct gcc_target): New member secondary_reload.
859 * targhooks.c Include reload.h, optabs.h and recog.h.
860 (default_secondary_reload): New function.
861 * targhooks.h (default_secondary_reload): Declare.
862 * doc/tm.texi: Document secondary_reload target hook. Update
863 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
864 * doc/md.texi: Likewise.
866 * sh-protos.h (sh_secondary_reload): Declare.
867 * sh.c (TARGET_SECONDARY_RELOAD): Override.
868 (sh_secondary_reload): New function.
869 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
870 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
871 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
872 (HAVE_SECONDARY_RELOADS): Define.
873 * sh.md (reload_indf): Rename to:
875 (reload_outdf): Rename to:
876 (reload_outdf__RnFRm).
877 (reload_insf): Rename to:
879 (reload_insi): Rename to:
880 (reload_insi__i_fpul).
882 2005-11-24 Uros Bizjak <uros@kss-loka.si>
884 * configure.ac: Require at least texinfo 4.4.
885 * configure: Regenerate.
887 * doc/install.texi (Tools/packages necessary for building GCC):
888 Update required version of texinfo to at least 4.4.
889 (Installing GCC: Building): Update required version of texinfo
891 (Installing GCC: Final installation): Update required version
892 of texi2dvi to at least 4.4.
893 (Host/target specific installation notes for GCC): Update required
894 version of texinfo to at least 4.4.
896 2005-11-24 Richard Guenther <rguenther@suse.de>
897 Dirk Mueller <dmueller@suse.de>
900 * c-common.h (strict_aliasing_warning): Declare.
901 * c-common.c (strict_aliasing_warning): New function,
903 * c-typeck.c (build_c_cast): ... here.
905 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
907 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
909 (swap_commutative_operands_with_target): New.
911 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
913 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
914 also when doing PRE, rather than only for global CPROP.
916 2005-11-24 Ben Elliston <bje@au.ibm.com>
918 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
919 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
921 (expand_twoval_unop): Likewise.
922 (widen_clz): Likewise.
923 (expand_parity): Likewise.
924 (expand_unop): Likewise.
925 (emit_cmp_and_jmp_insn_1): Likewise.
926 (prepare_float_lib_cmp): Likewise.
928 2005-11-24 Ben Elliston <bje@au.ibm.com>
930 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
931 Remove unused `class' variable.
933 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
936 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
937 C/C++ diagnostic function warn_array_subscript_with_type_char.
938 * c-common.h (warn_array_subscript_with_type_char): Declare.
939 * c-common.c (warn_array_subscript_with_type_char): Define.
941 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
944 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
945 compiling at the intersection of C and C++.
947 2005-11-23 Mark Mitchell <mark@codesourcery.com>
949 * doc/invoke.texi: For man pages, include gcc-vers.texi.
950 List @file in the option summary. Include the libiberty
951 documentation for @file.
952 * gcc.c (main): Call expandargv.
953 * Makefile.in (gcc-vers.texi): Define srcdir.
955 2005-11-23 Diego Novillo <dnovillo@redhat.com>
957 * passes.c (init_optimization_passes): Document
958 sequencing of passes.
960 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
962 * config/m68k/predicates.md (pcrel_address, extend_operator,
963 post_inc_operand, pre_dec_operand): Remove redundant
965 (const_uint32_operand, const_sint32_operand): Use gcc_assert
967 (valid_dbcc_comparison_p): Rewrite in the lisp style.
969 2005-11-23 Ben Elliston <bje@au.ibm.com>
971 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
973 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
975 Preparatory work for PR target/21623:
976 * alpha.c (secondary_reload_class): Rename to:
977 (alpha_secondary_reload_class).
978 * alpha.h, alpha-protos.h: Likewise.
979 * mn10300.c (secondary_reload_class): Rename to:
980 (mn10300_secondary_reload_class).
981 * mn10300.h, mn10300-protos.h: Likewise.
982 * pa.c (secondary_reload_class): Rename to:
983 (pa_secondary_reload_class).
984 * pa.h, pa-protos.h: Likewise.
985 * rs6000.c (secondary_reload_class): Rename to:
986 rs6000_secondary_reload_class.
987 * rs6000.h, rs6000-protos.h: Likewise.
989 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
992 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
994 2005-11-22 Ian Lance Taylor <ian@airs.com>
996 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
998 (prepare_cmp_insn): Likewise.
1000 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1003 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1004 if both operands[0] and operands[1] are memory.
1006 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1009 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1010 COMPARISON_CLASS_P and an integral types create create a new
1011 expression with the new type and fold that.
1013 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1016 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1017 to SUBTARGET_OS_CPP_BUILTINS.
1019 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1021 * arm.c (emit_set_insn): New function.
1022 (arm_split_constant): Call it.
1023 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1024 (arm_legitimize_address): Likewise. Use plus_constant.
1025 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1026 (thumb_expand_prologue): Likewise.
1027 (arm_gen_load_multiple): Use VOIDmode in SET.
1028 (arm_gen_store_multiple): Likewise.
1029 (vfp_emit_fstmx): Likewise. Use plus_constant.
1030 (emit_multi_reg_push): Likewise.
1031 (emit_sfm): Use plus_constant.
1033 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1036 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1039 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1042 * expmed.c (store_bit_field): Don't attempt to insv a field
1043 larger than the reg.
1045 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1048 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1049 explicit sign extension, not a (char) cast.
1051 2005-11-22 Ben Elliston <bje@au.ibm.com>
1053 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1054 GET_MODE_CLASS (x) == MODE_FLOAT.
1055 * config/i386/i386.c: Likewise.
1056 * config/rs6000/xcoff.h: Likewise.
1057 * config/rs6000/linux64.h: Likewise.
1058 * config/rs6000/rs6000.c: Likewise.
1059 * config/rs6000/rs6000.h: Likewise.
1060 * config/rs6000/predicates.md: Likewise.
1061 * config/rs6000/sysv4.h: Likewise.
1063 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1065 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1068 * config/alpha/freebsd.h, config/alpha/linux.h,
1069 config/arm/linux-elf.h, config/bfin/bfin.h,
1070 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1071 config/i386/beos-elf.h, config/i386/gnu.h,
1072 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1073 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1074 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1075 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1076 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1077 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1078 config/sparc/linux.h, config/sparc/linux64.h,
1079 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1081 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1082 are both defined when either flag -fpic or -fPIC are used.
1084 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1086 * config/fp-bit.c (clzusi): New function.
1087 (si_to_float, usi_to_float): Use it to compute proper shift.
1088 (usi_to_float): Preserve guard bits when shifting right.
1089 * libgcc-std.ver (GCC_4.2.0): New version.
1090 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1091 __floatundisf): New functions.
1092 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1093 __floatundisf): Declare.
1094 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1095 _floatundixf, and _floatunditf.
1096 * optabs.c (expand_float): If target does not define a pattern for
1097 signed or unsigned conversion, use an unsigned libcall instead of
1099 (init_optabs): Initialize ufloat_optab.
1101 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1103 * config/rs6000/rs6000.opt (mmulhw): New option.
1104 * doc/invoke.texi (-mmulhw): Document.
1105 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1107 * config/rs6000/rs6000.md: Add half-word multiply and
1108 multiply-accumulate instructions for 405 and 440.
1110 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1112 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1113 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1114 default now includes a linker group which makes the RTEMS one nest.
1116 2005-11-22 Ben Elliston <bje@au.ibm.com>
1118 * cse.c (fold_rtx): Typo fix.
1119 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1121 2005-11-21 Richard Henderson <rth@redhat.com>
1123 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1124 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1126 * c-tree.h (lookup_name): Move declaration ...
1127 * c-common.h (lookup_name): ... here.
1128 * config/darwin-c.c: Include c-common.h.
1129 * config/t-darwin: Update dependencies.
1131 2005-11-22 Ben Elliston <bje@au.ibm.com>
1133 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1134 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1135 * genopinit.c (gen_insn): Likewise.
1136 * reload.c (find_equiv_reg): Likewise.
1137 * loop.c (load_mems): Likewise.
1138 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1139 * cse.c (find_comparison_args, fold_rtx): Likewise.
1140 * dwarf2out.c (add_const_value_attribute): Likewise.
1141 * expr.c (convert_move): Likewise.
1142 * recog.c (general_operand, register_operand): Likewise.
1143 * reg-stack.c (replace_reg): Likewise.
1144 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1145 * c-common.c (handle_vector_size_attribute): Likewise.
1146 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1147 (simplify_binary_operation_1): Likewise.
1148 (simplify_const_binary_operation): Likewise.
1149 (simplify_relational_operation): Likewise.
1150 (simplify_const_relational_operation): Likewise.
1151 (simplify_immed_subreg): Likewise.
1152 * emit-rtl.c (gen_lowpart_common): Likewise.
1153 * expmed.c (expand_mult): Likewise.
1154 * stor-layout.c (layout_type): Likewise.
1156 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1159 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1160 cst2 only for SPE vectors.
1162 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1165 * config/rs6000/predicates.md (vrsave_operation): Check
1166 UNSPEC_VOLATILE value.
1168 2005-11-21 Jan Hubicka <jh@suse.cz>
1170 PR tree-optimization/24653
1171 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1173 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1175 * config/i386/predicates.md (ax_reg_operand): New predicate.
1176 (memory_displacement_only_operand): New predicate.
1177 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1178 operand is AX register and the other operand is memory operand
1179 with displacement only.
1181 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1183 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1184 if we don't care about NaNs or Infinities.
1186 2005-11-20 Ian Lance Taylor <ian@airs.com>
1188 PR rtl-optimization/24883
1189 * combine.c (combinable_i3pat): When checking whether the
1190 destination of i3 is used in i3, consider paradoxical subregs.
1192 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
1195 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
1197 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
1199 * combine.c (try_combine): Do not run subst on i1src and i2src in
1200 the case of generating a PARALLEL for a comparison.
1202 2005-11-20 Richard Henderson <rth@redhat.com>
1205 * tree-sra.c (struct sra_elt): Add all_no_warning.
1206 (struct sra_walk_fns) <use>: Add use_all argument.
1207 (sra_walk_expr): Pass it.
1208 (sra_walk_modify_expr): Likewise.
1209 (scalarize_ldst): Likewise.
1210 (scan_use): Update for new argument.
1211 (mark_no_warning): New.
1212 (scalarize_use): Use it.
1214 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
1216 * expr.c (expand_expr_real): Use usmul_optab for widening
1217 signed * unsigned multiplies.
1218 * genopinit.c (optabs): Add usmul_widen_optab.
1219 * optabs.c (init_optabs): Likewise.
1220 * optabs.h (enum optab_index): Add OTI_usmul_widen.
1221 (usmul_widen_optab): Define.
1222 * config/bfin/bfin.md (usmulhisi3): New pattern.
1224 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
1226 2005-11-20 Graham Stott <btinternet.com>
1228 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
1230 2005-11-20 Andreas Schwab <schwab@suse.de>
1233 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
1236 2005-11-19 Richard Henderson <rth@redhat.com>
1239 * tree-gimple.c (is_gimple_id): Export.
1240 * tree-gimple.h (is_gimple_id): Declare.
1241 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
1242 (get_default_value): Use it.
1243 (maybe_fold_stmt_indirect): Likewise.
1245 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
1247 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
1248 than VR1 or vice-versa.
1250 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
1254 * reload.c (find_reloads_address_1): Mention dependency on
1256 * reload1.c (gen_reload): For IN with an unary operation, try
1257 moving inner expression to OUT if trivial SET is not valid.
1258 Confirm that the result is valid. Move common code block into...
1259 (emit_insn_if_valid_for_reload): New function.
1261 2005-11-19 Richard Guenther <rguenther@suse.de>
1263 * fold-const.c (fold_indirect_ref_1): Make sure we fold
1264 ARRAY_REFs of constant strings.
1266 2005-11-19 Jakub Jelinek <jakub@redhat.com>
1268 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
1269 fatal format string.
1271 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
1273 * combine.c (make_compound_operation): Swap operands of
1274 commutative operation if necessary before returning.
1276 2005-11-19 Richard Guenther <rguenther@suse.de>
1279 * fold-const.c (fold_plusminus_mult_expr): New function.
1280 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1281 cases, remove now unnecessary code.
1283 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1285 * gensupport.c (old_preds): Rename to std_preds, add special field.
1286 (struct old_pred_table): Rename to struct std_pred_table, add special
1288 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1289 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1290 (init_predicate_table): Adjust, and set along the way whether a
1291 predicate is special.
1293 2005-11-18 Mark Mitchell <mark@codesourcery.com>
1295 * BASE-VER: Change to 4.2.0.
1297 2005-11-18 James E Wilson <wilson@specifix.com>
1299 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
1302 2005-11-18 Mike Stump <mrs@apple.com>
1304 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
1305 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1306 * c-decl.c (lookup_name_two) Remove.
1307 * c-tree.h (lookup_name_two): Remove.
1308 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
1309 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
1310 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
1311 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
1313 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
1316 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
1317 when not generating code to use that co-processor.
1319 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
1321 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
1322 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
1323 these functions are now in tree-phinodes.c.
1325 2005-11-18 Jie Zhang <jie.zhang@analog.com>
1327 * config/bfin/bfin.md (trap): New pattern.
1329 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1331 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
1334 * expr.c (expand_expr_real): Don't call record_block_change unless
1335 ib_boundaries_block is non-null
1337 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
1339 * fold-const.c (build_range_check): Use proper type for subtraction
1340 when merging lower bound.
1342 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1344 PR rtl-optimization/24497
1345 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
1348 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1350 * tree-scalar-evolution.c (expression_expensive_p): New function.
1351 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
1353 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
1355 * config/bfin/crtlibid.s: New file.
1357 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1360 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
1361 when not using sjlj exceptions.
1362 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
1363 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1364 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
1365 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
1366 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
1367 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
1368 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
1369 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
1370 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
1371 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
1372 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
1373 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
1374 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
1376 * config/pa/hpux-unwind.h: New file.
1378 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
1380 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
1381 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
1382 * varasm.c (do_assemble_alias): Adjust call.
1383 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
1385 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
1387 2005-11-17 James E Wilson <wilson@specifix.com>
1389 * tree.def (FUNCTION_DECL): Correct typo in comment.
1391 2005-11-17 Richard Henderson <rth@redhat.com>
1393 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
1394 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
1395 and DW_CFA_def_cfa_sf.
1396 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
1397 (dbx_reg_number): Don't assert particular registers here.
1398 (based_loc_descr): ... do it here instead. Fold in ...
1399 (eliminate_reg_to_offset): ... this function.
1400 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
1401 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
1402 * unwind-dw2.c (execute_cfa_program): Apply data align factor
1403 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
1404 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
1405 (instantiate_virtual_regs): Likewise.
1406 * var-tracking.c (adjust_stack_reference): Likewise.
1407 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
1409 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
1411 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
1412 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
1413 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
1415 ($(T)crtlibid.o): New rule.
1417 2005-11-16 Richard Guenther <rguenther@suse.de>
1420 * fold-const.c (extract_array_ref): Return byte offset
1422 (fold_binary): Fold &x[a] CMP &x[b] to
1423 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
1426 2005-11-16 Richard Henderson <rth@redhat.com>
1429 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
1430 parts of an SSA_NAME.
1432 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
1435 * arm.md (split for movsf with immediate): Restrict split to insns
1436 that set a general register.
1438 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1440 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
1442 * unwind-dw2.c (uw_advance_context): Likewise.
1443 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
1444 _Unwind_SjLj_Unregister.
1445 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
1447 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1449 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
1451 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1453 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
1454 langhook to get a DImode integer type.
1456 2005-11-16 Richard Henderson <rth@redhat.com>
1457 J"orn Rennecke <joern.rennecke@st.com>
1458 Ulrich Weigand <uweigand@de.ibm.com>
1462 * reload1.c (reg_equiv_invariant): New.
1463 (reload): Allocate, initialize, and free it.
1464 (calculate_needs_all_insns): Check it when skipping equivalence
1466 (alter_reg): Likewise.
1467 (eliminate_regs_1): Rename from eliminate_regs. Add new
1468 may_use_invariant argument; only use reg_equiv_invariant when true.
1469 (eliminate_regs): New.
1470 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
1471 a context for which may_use_invariant may be true.
1473 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1475 * fold-const.c (const_binop): Don't constant fold the operation
1476 if the result has overflowed and flag_trapping_math.
1477 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1479 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1481 * config/arm/unwind-arm.c (abort): Add prototype here.
1482 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
1483 (struct phase1_vrs): Add prev_sp.
1484 (unwind_phase2_forced): Save the original core registers instead of
1485 modifying entry_vrs. Take a new flag argument for resuming unwinding
1486 and set action flags accordingly. Always set _US_END_OF_STACK when
1487 get_eit_entry fails. Unwind before calling the stop function.
1488 (_Unwind_GetCFA): New function.
1489 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
1490 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
1491 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
1492 just call unwind_phase2_forced.
1493 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
1494 * config/arm/unwind-arm.h (abort): Remove prototype.
1495 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
1497 (_Unwind_GetCFA): New prototype.
1498 * config/arm/pr-support.c (abort): Add prototype here.
1499 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
1501 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
1502 not schedule the prologue with non-call exceptions and EABI.
1504 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
1506 * config/arm/unwind-arm.h: Reorder interface function declarations.
1507 (_URC_END_OF_STACK): New enumeration value.
1508 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
1509 (struct _Unwind_Control_Block): Document reserved field use.
1510 (_Unwind_Stop_Fn): New typedef.
1511 (_Unwind_ForcedUnwind): Declare.
1512 (_Unwind_Resume_or_Rethrow): Declare.
1513 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
1515 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
1516 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
1517 (UCB_FORCED_STOP_ARG): New.
1518 (search_EIT_table): Update boundary condition checks.
1519 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
1520 (unwind_phase2): Replace for with do..while.
1521 (unwind_phase2_forced): New.
1522 (__gnu_Unwind_RaiseException): Replace for with do..while.
1523 (__gnu_Unwind_ForcedUnwind): New.
1524 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
1525 Use appropriate phase2 unwinder.
1526 (__gnu_Unwind_Resume_or_Rethrow): New.
1527 (__gnu_unwind_pr_common): Cope with forced unwinding.
1529 2005-11-16 David Edelsohn <edelsohn@gnu.org>
1532 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
1534 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
1535 roundsf2): Remove "s" from mnemonic.
1537 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
1539 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
1541 * config/bfin/crtn.s: Change epilogues to match.
1542 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
1543 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
1544 __PIC__ and __pic__.
1546 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1549 * doc/invoke.texi: Distinguish between free and fixed form instead of
1550 Fortran and Fortran 90/95. Remove ratfor from the list of supported
1552 * gcc.c (default_compilers): Remove double entries, add entries for
1553 suffixes '.F90' and '.F95'.
1555 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1557 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
1558 in the stack probing loop.
1560 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1562 * configure.ac: Use .machine power5 not power5x.
1563 * configure: Regenerate.
1565 2005-11-15 Mike Stump <mrs@apple.com>
1567 * c-decl.c (lookup_name_two): Add.
1568 * c-tree.h (lookup_name_two): Likewise.
1569 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
1570 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1572 2005-11-16 Alan Modra <amodra@bigpond.net.au>
1574 PR rtl-optimization/23392
1575 * regrename.c (enum scan_actions) Add mark_access.
1576 (scan_actions_name): Ditto.
1577 (scan_rtx_reg): Handle mark_access.
1578 (scan_rtx_address): Do nothing for mark_access.
1579 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
1580 and regs in REG_INC notes before closing chains for dead regs.
1581 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
1582 opening chains for new writes.
1584 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1586 * c.opt (ffixed-line-length-none): New.
1588 2005-11-15 Steve Ellcey <sje@cup.hp.com>
1590 * mklibgcc.in: Change contents of eh_dummy.c.
1592 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1594 * loop.c (scan_loop): Do not insert temporaries for hard registers.
1596 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1598 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
1600 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
1602 2005-11-15 Jan Hubicka <jh@suse.cz>
1604 * invoke.texi (large-unit-insns): Document.
1605 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
1606 * params.def (large-unit-insns): New param.
1608 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
1611 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
1612 special register for operand 3. Reindent constraints to align
1615 2005-11-14 David Edelsohn <edelsohn@gnu.org>
1617 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
1618 -mpopcntb, -mfprnd. Add -mcpu=power5+.
1619 * configure.ac: Add test for FP rounding instructions.
1620 * configure: Regenerate.
1621 * config.in: Regenerate.
1622 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1623 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
1625 * config/rs6000/rs6000.opt (mfprnd): New.
1626 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
1627 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
1628 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
1629 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
1630 (TARGET_FPRND): New.
1631 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
1633 (btrunc<mode>2): New.
1635 (floor<mode>2): New.
1636 (round<mode>2): New.
1638 2005-11-14 Geoffrey Keating <geoffk@apple.com>
1640 * gcc.c (version_compare_spec_function): Use fatal() rather than
1643 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
1644 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
1645 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
1647 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
1650 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
1651 on -mmacosx-version-min setting.
1653 2005-11-14 Diego Novillo <dnovillo@redhat.com>
1656 * tree-vrp.c (infer_value_range): Return false if STMT is a
1657 block terminator and its basic block has no successors.
1659 2005-11-14 Mike Stump <mrs@apple.com>
1661 * config/i386/i386.c (override_options): -masm=intel isn't
1662 supported on darwin.
1663 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1665 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
1667 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
1668 vfork after including auto-host.h.
1670 2005-11-15 Alan Modra <amodra@bigpond.net.au>
1672 PR rtl-optimization/22002
1673 * combine.c (distribute_notes): Detect cases where a reg dies
1674 two or more times in a bb, including on the insn we are combining,
1675 and place the death note on the correct range.
1677 2005-11-14 Dale Johannesen <dalej@apple.com>
1679 * expmed.c (store_bit_field): Add offset unconditionally for
1681 (extract_bit_field): Don't force extzv or extv operand into
1682 a register if field is too big.
1684 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1686 * config/arm/arm.c (pic_labelno): New.
1687 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
1688 LABEL_REF. Pass only the labelno to PIC insns.
1689 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1690 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
1691 * arm.md (UNSPEC_PIC_LABEL): New constant.
1692 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1693 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
1694 Use the correct label prefix.
1696 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1698 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
1701 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
1703 * loop-invariant.c: Include tm_p.h.
1704 * Makefile.in: Updated.
1706 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1708 * pa.c (store_reg): Revise generation of frame notes in large frames.
1709 (set_reg_plus_d): Likewise.
1711 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
1713 PR tree-optimization/24709
1714 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
1717 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1719 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
1720 and duplicate declaration of pthread_self.
1722 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
1723 Ian Lance Taylor <ian@airs.com>
1726 * calls.c (expand_call): If TARGET is a MEM and some part of the
1727 argument area has been saved, force TARGET to a register.
1729 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
1731 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
1734 2005-11-13 Jason Merrill <jason@redhat.com>
1737 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
1738 lazily declared methods.
1739 (force_decl_die): Stop if forcing out the context already make a
1741 (force_type_die): Likewise.
1743 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
1746 * builtins.c (integer_valued_real_p): Add break in
1747 REAL_CST having TREE_OVERFLOW set.
1749 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
1751 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
1752 addressing modes during calculation of costs.
1754 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
1756 * function.c (assign_stack_local_1): Restrict sanity check
1757 on frame size overflow to 32-bit and above platforms.
1759 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1761 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1762 * config/cris/cris.c: Include reload.h.
1763 (cris_initial_elimination_offset): New function.
1764 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
1767 2005-11-12 Richard Guenther <rguenther@suse.de>
1769 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
1771 2005-11-12 Jan Hubicka <jh@suse.cz>
1773 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
1774 to compare against 0 when possible.
1776 2005-11-12 Jie Zhang <jie.zhang@analog.com>
1778 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
1779 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
1780 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
1781 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
1784 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1786 * recog.c (constrain_operands) <case 'g'>: For a match, require
1787 that a non-register matches general_operand when strict >= 0.
1789 2005-11-11 Steven Bosscher <stevenb@suse.de>
1791 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
1794 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1796 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
1797 (memory_address_same): New.
1798 (dse_optimize_stmt): Call memory_address_same.
1800 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1803 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
1804 ZERO_EXTEND>: New cases.
1806 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1808 * longlong.h (__clz_tab): Always provide.
1810 2005-11-11 Steven Bosscher <stevenb@suse.de>
1813 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
1815 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
1816 before check_maybe_invariant.
1817 (move_invariant_reg): Use gen_move_insn instead of replacing
1818 SET_DEST with the temporary for the invariant.
1819 (move_loop_invariants): If checking is enabled, do internal
1820 consistency checks after completing the pass.
1822 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1825 * common.opt (Wvolatile-register-var): New.
1826 * varasm.c (make_decl_rtl): Only emit warning when option
1827 specified. Clarify warning message.
1828 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1830 * doc/md.texi (copysign): Document standard named pattern.
1832 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1834 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1835 bytes when align is 2.
1836 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1837 by the first instruction of the loop.
1839 2005-11-11 Jason Merrill <jason@redhat.com>
1842 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1845 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1847 PR rtl-optimization/22509
1848 * local-alloc.c (memref_used_between_p): Check whether a function call
1849 could not reference the memref.
1851 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1853 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1854 algorithm so as to choose the best, not the worst, alternative.
1855 Reset accumulated register class before processing next alternative.
1857 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1860 * calls.c (expand_call): Copy a return value to a plain register
1863 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1866 * varasm.c (assemble_name): Recompute name only for transparent
1869 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1871 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1873 2005-11-04 Jeff Law <law@redhat.com>
1876 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1877 perform reassociation if the parent statement will not die as
1878 a result of the optimization.
1880 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1882 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1883 delete_old_heap_vars.
1884 * tree-dfa.c (referenced_var_remove): Remove function.
1885 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1886 (delete_tree_ssa): Remove call to delete_old_heapvars.
1887 Add call to delete_alias_heapvars.
1888 * tree-flow.h (referenced_var_remove): Remove prototype
1889 (init_alias_heapvars): New prototype.
1890 (delete_alias_heapvars): Ditto.
1891 * Makefile.in (tree-ssa-structalias.o): Add
1892 gt-tree-ssa-structalias.o
1893 (GTFILES): Add tree-ssa-structalias.h and
1894 tree-ssa-structalias.c.
1895 (s-gtype): Add gt-tree-ssa-structalias.h.
1896 * tree-ssa-structalias.c (heapvars): Remove.
1897 (oldheapvars): Remove.
1898 (heapvar_for_stmt): New variable.
1899 (heapvar_lookup): New function.
1900 (heapvar_insert): Ditto.
1901 (get_constraint_for): See if we have an old heapvar
1903 (init_alias_heapvars): New function.
1904 (delete_alias_heapvars): Ditto.
1905 Add include of gt-tree-ssa-structalias.h.
1907 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1910 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
1912 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
1914 * tree.c (int_fits_type_p): Only look at the base type
1915 if it has the same precision as the original type.
1917 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1920 * varasm.c (assemble_alias): Use %q+D in the error
1921 message instead of %J and %qD.
1923 2005-11-10 Richard Guenther <rguenther@suse.de>
1925 * gcse.c (free_ldst_entry): Only free hashtable if
1928 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1930 * function.c (assign_stack_local_1): Issue an error message if
1931 the frame size overflows in the signed target arithmetics.
1933 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1935 * tree.c (build_qualified_type): Chain the new type to the original
1936 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1937 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1938 (build_pointer_type_for_mode): Only return unqualified types.
1939 (build_reference_type_for_mode): Likewise.
1941 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1943 * Makefile.in (gnucompare): Do comparison of all files using one of
1944 the chosen methods and only afterwards decide if just warning should
1945 be issued or comparison failure raised.
1947 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1949 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1950 (noce_try_abs): Negate if the comparison is reversed.
1951 Look only one instruction backwards for a REG_EQUAL note.
1953 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1956 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1957 gthr-tpf.h: Define __gthrw. For all identifiers that might
1958 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1959 and prefix all uses with __ghtrw.
1961 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1964 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1965 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1966 * c-common.c (handle_weakref_attribute): New.
1967 (c_common_attribute_table): Add weakref.
1968 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1970 * configure, config.in: Rebuilt.
1971 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1972 * doc/extend.texi: Document weakref attribute.
1973 * varasm.c (ultimate_transparent_alias_target): New
1974 (assemble_name): Use it.
1975 (weak_finish_1): Split out of...
1976 (weak_finish): ... and deal with weakrefs in...
1977 (weakref_targets): ... new list.
1978 (globalize_decl): Clean up weakref_targets.
1979 (do_assemble_alias): Handle weakrefs.
1980 (finish_aliases_1): Do not reject weakrefs to external symbols.
1981 (assemble_alias): Handle weakrefs.
1983 2005-11-09 Richard Guenther <rguenther@suse.de>
1985 PR tree-optimization/24716
1986 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1987 t_bool to track results from follow_ssa_edge.
1989 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1991 * final.c (force_source_line): New global variable.
1992 (final_scan_insn): Set it to true instead of clearing last_filename.
1993 (notice_source_line): Return true if force_source_line is true,
1994 unless source info is absent.
1996 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1999 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2000 a linkage name for a variable if it a register variable.
2001 * c-decl.c (grokdeclarator): Global register variables
2002 should be set as PUBLIC.
2004 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2007 * config/s390/s390.c (struct s390_frame_layout): New fields
2008 first_save_gpr_slot and last_save_gpr_slot.
2009 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2010 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2011 first_save_gpr and last_save_gpr with the _slot variants.
2012 (s390_register_info): Calculate first_save_gpr_slot and
2013 last_save_gpr_slot using regs_ever_live.
2015 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2018 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2019 for a function containing a landing pad.
2021 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2024 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2027 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2029 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2030 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2032 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2035 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2037 (call,load,store): New insn types.
2038 (mem_access, branch_access): Adjust reservation conditions.
2039 (define_delay): Adjust condition.
2040 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2042 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2043 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2045 (call_internal, call_value_internal, return_internal,
2046 return_interrupt_internal, eh_return_internal, indirect_jump,
2047 tablejump): Set call insn type.
2048 (blockage, ei, di): Use appropriate unspec const.
2049 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2050 (ms1_get_attr_type): Adjust to give load & store types.
2051 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2052 backwards past a barrier.
2053 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2055 (struct branch_info, struct label_info): New.
2057 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2058 (ms1_machine_reorg): New.
2059 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2060 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2061 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2062 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2065 2005-11-09 Per Bothner <per@bothner.com>
2066 Uros Bizjak <uros@kss-loka.si>
2069 * toplev.c (process_options): Initialize debug_hooks early
2070 in case lang_hooks.post_options ends up calling a debug_hook.
2072 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2074 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2075 DBX_REGISTER_NUMBER being contiguous.
2077 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2078 Diego Novillo <dnovillo@redhat.com>
2081 * tree-vrp.c (register_edge_assert_for): Do not register
2082 always-false predicates.
2084 2005-11-08 Devang Patel <dpatel@apple.com>
2086 PR tree-optimization/23115
2087 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2090 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2092 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2095 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2097 Fix PR tree-optimization/23382
2099 * tree-ssa-alias.c (compute_may_aliases): Call
2100 delete_old_heap_vars.
2101 * tree-dfa.c (referenced_var_remove): New function.
2102 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2103 * tree-flow.h (referenced_var_remove): Add prototype.
2104 (delete_old_heap_vars): Ditto.
2105 * tree-ssa-structalias.c (heapvars): New variable.
2106 (oldheapvars): Ditto.
2107 (get_constraint_for): Put heap vars on heapvars list.
2108 (delete_old_heap_vars): New function.
2110 2005-11-08 Jason Merrill <jason@redhat.com>
2112 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2114 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2117 * reg-stack.c (reg_to_stack): Update register liveness also
2118 for flag_sched2_use_traces.
2120 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2123 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2124 override prior explicit -mno-powerpc-gfxopt.
2126 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2128 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2129 if the bitsize is zero.
2130 * doc/md.texi (Standard Pattern Names): Document it.
2132 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2133 (TARGET_PASS_BY_REFERENCE): Likewise.
2135 2005-11-07 Ian Lance Taylor <ian@airs.com>
2137 PR rtl-optimization/24683
2138 * config/i386/i386.c (legitimize_pic_address): If constant operand
2139 to PLUS is too large, put it in a register.
2141 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2143 * configure.ac: Enable checking assembler dwarf2 support for bfin
2145 * configure: Regenerate.
2147 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2151 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2152 gen_easy_vector_constant_add_self): Delete.
2153 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2155 (output_vec_const_move): Use gen_easy_altivec_constant.
2156 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2157 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2158 (easy_vector_constant_add_self): Rewritten.
2159 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2160 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2161 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2162 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2163 Macroize and adjust for the other changes.
2165 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2169 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2170 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2172 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2174 PR rtl-optimization/23567
2175 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2176 (noce_process_if_block): Don't do any optimizations except
2177 if (cond) x = x; if !set_b and write into orig_x may trap
2178 or fault. Remove the MEM_READONLY_P check.
2180 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2183 * tree-vrp.c (fix_equivalence_set): New.
2184 (extract_range_from_assert): Call it.
2186 2005-11-05 Ian Lance Taylor <ian@airs.com>
2189 * combine.c (apply_distributive_law): Don't distribute across a
2192 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
2194 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
2195 config/ms1/ms1.h, config/rs6000/predicates.md,
2196 config/s390/s390.c, params.def, postreload-gcse.c,
2197 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
2198 tree-vrp.c, tree.c: Fix comment typos.
2199 * doc/invoke.texi: Fix typos.
2201 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
2203 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
2204 for testing whether the data_dependence_relation contains distance
2205 vectors. Iterate over all distance vectors of the ddr.
2206 * lambda.h: Define a vec of lambda_vector pointers.
2207 * tree-data-ref.c (dump_data_dependence_relation,
2208 dump_data_dependence_direction): Iterate over all distance and
2209 direction vectors of the ddr.
2210 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
2212 (build_classic_dist_vector, build_classic_dir_vector): Push a set
2213 of distance/direction vectors instead of a single one.
2214 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
2215 lambda_vectors with a vec of lambda_vectors.
2216 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
2217 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
2218 DDR_NUM_DIST_VECTS): New.
2219 * tree-loop-linear.c (gather_interchange_stats): Test for the
2220 existence of distance vectors only after having checked that there
2221 is a dependence. Iterate over all distance vectors of the ddr.
2222 (linear_transform_loops): Use dump_data_dependence_relation.
2223 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
2224 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
2225 distance vectors of the ddr.
2227 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
2229 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
2230 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
2231 IS_INTHANDLER; all callers changed.
2232 (n_regs_saved_by_prologue): Take interrupt handler attributes into
2234 (do_link, do_unlink): New argument ALL; all callers changed.
2235 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2236 If function isn't leaf, save and restore all registers.
2237 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
2240 2005-11-05 Jan Hubicka <jh@suse.cz>
2242 PR rtl-optimization/23490
2243 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
2244 max-flow-memory-location): Document.
2245 * flow.c: Include params.h
2246 (MAX_MEM_SET_LIST_LEN): Kill.
2247 (add_to_mem_set_list): Use new param.
2248 * cse.c (cse_basic_block): Replace 1000 by new param.
2249 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
2250 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
2251 * predict.c (predict_loops): Use new param.
2252 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
2254 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
2255 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
2256 Do not hold memory returned by cgraph_node_name across other call.
2258 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
2261 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
2264 2005-11-04 Jeff Law <law@redhat.com>
2267 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
2268 * tree-ssa-dom.c: Include params.h.
2269 (thread_across_edge): If there are too many statements in the
2270 target block, then do not thread through it.
2271 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
2272 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2274 2005-11-03 Diego Novillo <dnovillo@redhat.com>
2277 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
2278 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2280 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2283 * tree-scalar-evolution.c (instantiate_parameters_1,
2284 instantiate_parameters, resolve_mixers): Compute the size of an
2285 expression to be instantiated and give up the instantiation if the
2286 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2288 2005-11-04 Richard Guenther <rguenther@suse.de>
2290 * tree-flow.h (ref_contains_indirect_ref): Rename to
2291 array_ref_contains_indirect_ref.
2292 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2293 (array_ref_contains_indirect_ref): Make comment match the code
2295 (ref_contains_array_ref): Likewise.
2296 * tree-ssa-structalias.c (find_func_aliases): Remove call to
2297 ref_contains_indirect_ref.
2298 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2299 Rename calls to ref_contains_indirect_ref.
2301 2005-11-04 Paul Brook <paul@codesourcery.com>
2303 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
2304 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
2305 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2306 * config/arm/arm.md: Use match_operand in peephole input templates
2307 and match_dup in peephole output templates.
2309 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2311 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
2314 2005-11-04 Mark Mitchell <mark@codesourcery.com>
2315 Daniel Jacobowitz <dan@codesourcery.com>
2317 * longlong.h (add_ssaaaa): Clobber condition code register
2319 (sub_ddmmss): Likewise.
2320 (umul_ppmm): Likewise.
2322 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2323 Paul Brook <paul@codesourcery.com>
2324 Phil Blundell <pb@reciva.com>
2326 * configure.ac: Add test for ARM TLS support.
2327 * configure: Regenerated.
2328 * config/arm/arm-protos.h (legitimize_tls_address)
2329 (arm_tls_referenced_p, tls_mentioned_p)
2330 (arm_output_addr_const_extra): New prototypes.
2331 (thumb_legitimize_pic_address): Delete.
2332 * config/arm/arm.c: Include "gt-arm.h".
2333 (enum tls_reloc): New.
2334 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
2335 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
2336 (arm_call_tls_get_addr, legitimize_tls_address)
2337 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
2338 (arm_init_tls_builtins, arm_emit_tls_decoration)
2339 (arm_output_addr_const_extra): New functions.
2340 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
2341 (TARGET_HAVE_TLS): Define.
2342 (target_thread_pointer): New.
2343 (arm_override_options): Handle -mtp=.
2344 (legitimize_pic_address): Ignore UNSPECs.
2345 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
2347 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
2348 (tls_get_addr_libfunc): New variable.
2349 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
2350 (arm_init_builtins): Call arm_init_tls_builtins.
2351 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
2352 (arm_encode_section_info): Call default_encode_section_info.
2353 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
2354 (enum arm_tp_type): New.
2355 (target_thread_pointer): Add declaration.
2356 (LEGITIMATE_CONSTANT_P): Handle TLS.
2357 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
2358 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
2359 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
2360 * config/arm/arm.md: Add UNSPEC_TLS.
2361 (movsi): Handle TLS.
2362 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
2364 (tls_load_dot_plus_eight): New insn and a peephole to create it.
2365 (load_tp_hard, load_tp_soft): New insns.
2366 * arm.opt: Add -mtp=.
2367 * doc/invoke.texi (ARM Options): Document -mtp.
2369 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2371 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
2372 * config/arm/libunwind.S: Include "lib1funcs.asm".
2373 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
2374 (LIB2ADDEH): Add libunwind.S.
2375 (LIB2ADDEHDEP): Add lib1funcs.asm.
2376 * mklibgcc.in: Handle asm files in libgcc_eh.a.
2378 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2381 * gcc/c.opt: Add a -lang-fortran option.
2382 * gcc/c-opts.c: Add a lang_fortran flag.
2383 (c_common_init_options): Handling the -lang-fortran option.
2384 (c_common_handle_option): Add a case for Fortran options in
2385 preprocessing. Remove cases for -ffixed-form and
2386 -ffixed-line-length. Add a case for -lang-fortran.
2388 2005-11-03 David Edelsohn <edelsohn@gnu.org>
2390 * config/rs6000/rs6000.c: Include params.h
2391 (optimization_options): Set max-grow-copy-bb-insns default to 16.
2392 (bdesc_2arg): Delete vpkuhss and vpkuwss.
2393 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
2394 (UNSPEC_VPKUWSS): Delete.
2395 (altivec_vpkuhss): Delete.
2396 (altivec_vpkuwss): Delete.
2397 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
2399 (neg_eq0<mode>): Remove final condition.
2400 (neg_eq<mode>): Remove condition and split-condition.
2402 2005-11-04 Alan Modra <amodra@bigpond.net.au>
2404 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
2405 Use associated print macros.
2407 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2410 * diagnostic.c (diagnostic_set_info_translated): New function.
2411 (diagnostic_set_info): Use it. Add comment.
2412 * diagnostic.h (diagnostic_set_info_translated): Declare.
2414 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
2416 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
2417 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
2418 reference only if 'public' is true.
2419 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
2420 emit the .hidden directive only if the indirect reference is public.
2421 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
2422 Pass it to dw2_force_const_mem.
2423 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
2424 * dwarf2out.c (output_cfi): Adjust calls to above function.
2425 (output_call_frame_info): Likewise.
2426 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
2427 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
2429 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
2431 PR tree-optimization/24483
2432 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
2433 field to elts if possible.
2435 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2438 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
2441 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
2443 Fix PR tree-optimization/24351
2445 * tree-ssa-structalias.c (struct variable_info): Add
2447 (get_varinfo_fc): New function to follow collapsing.
2448 (new_var_info): Set collapsed_to to NULL.
2449 (dump_constraint): Follow collapsing.
2450 (build_constraint_graph): Handle collapsing.
2451 (do_simple_structure_copy): Return false if something bad
2453 (collapse_rest_of_var): New function.
2454 (do_structure_copy): Collapse if do_simple_structure_copy returns
2457 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2460 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
2461 expressions to a statement list instead of gimplifying them.
2463 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2465 PR rtl-optimization/23585
2466 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
2467 that can't trap plus a constant integer, if the mode has zero size.
2469 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2472 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
2474 ("*insv<mode>_reg_extimm"): Likewise.
2476 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2479 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
2480 c_common_type_for_mode returns an unnamed type.
2482 2005-11-02 Richard Henderson <rth@redhat.com>
2486 * dwarf2out.c (dwarf2out_reg_save_reg): New.
2487 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
2488 * function.c (assign_parms): Use calls.internal_arg_pointer.
2489 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
2491 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
2492 (TARGET_CALLS): Add it.
2493 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
2494 * targhooks.c (default_internal_arg_pointer): New.
2495 * targhooks.h (default_internal_arg_pointer): Declare.
2496 * tree.h (dwarf2out_reg_save_reg): Declare.
2497 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
2498 * config/i386/i386.c (dbx_register_map): Add return column.
2499 (dbx64_register_map, svr4_dbx_register_map): Likewise.
2500 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
2501 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
2502 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
2503 (ix86_save_reg): Save force_align_arg_pointer.
2504 (ix86_emit_save_regs): Make regno unsigned.
2505 (ix86_emit_save_regs_using_mov): Likewise.
2506 (ix86_expand_prologue): Handle force_align_arg_pointer.
2507 (ix86_expand_epilogue): Likewise.
2508 * config/i386/i386.h: (dbx_register_map): Update.
2509 (dbx64_register_map, svr4_dbx_register_map): Update.
2510 (struct machine_function): Add force_align_arg_pointer.
2511 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
2512 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
2513 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
2515 2005-11-02 Jan Hubicka <jh@suse.cz>
2518 * i386.md: Add peep2 for simplyfing array accesses.
2520 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2523 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
2524 * config/s390/s390.c (s390_decompose_shift_count): New function.
2525 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
2526 (print_shift_count_operand): Use s390_decompose_shift_count.
2527 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
2528 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
2530 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2533 * loop.c (loop_givs_rescan): Use force_operand to expand
2536 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2539 * fold-const.c (build_range_check): Use unsigned when signed
2540 overflow is undefined also. If etype is subtype, make sure that
2541 the subtraction is in the supertype.
2543 2005-11-02 Richard Henderson <rth@redhat.com>
2546 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
2549 2005-11-01 Richard Henderson <rth@redhat.com>
2552 * loop.c (scan_loop): Do not propagate computations to a hard
2553 register destination with SMALL_REGISTER_CLASSES.
2555 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
2557 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
2558 costs for MULT inside PLUS or MINUS.
2560 2005-11-01 Bob Wilson <bob.wilson@acm.org>
2562 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
2563 (TRAMPOLINE_SIZE): Round up to 60.
2564 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2566 2005-10-31 James E. Wilson <wilson@specifix.com>
2569 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
2570 ifdef. Put ifdefs around call in gen_subprogram_die.
2571 (compute_frame_pointer_to_cfa_displacement): Likewise.
2572 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
2575 PR rtl-optimization/17356
2576 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
2577 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2579 2005-10-31 Jan Hubicka <jh@suse.cz>
2582 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
2585 * i386.c (legitimize_pic_address): Deal with large immediates.
2588 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
2589 from symbol names while computing checkup.
2592 * predict.c (predict_loops): Do not estimate more than
2593 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
2594 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2596 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
2598 PR tree-optimization/19097
2599 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2601 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
2603 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2605 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
2608 * tree-inline.c (setup_one_parameter): If the init_stmt
2609 is NULL, don't insert the statement.
2611 2005-10-30 Jan Hubicka <jh@suse.cz>
2613 PR tree-optimization/24172
2614 * tree-inline.c (copy_body_r): Unshare the substituted value first.
2616 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
2618 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
2619 constants for hosts with long != 32 bits.
2621 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2624 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2626 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
2628 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
2629 (TARGET_MS1_16_002): New.
2630 (TARGET_MS1_16_003): New.
2632 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
2633 ("*decrement_and_branch_until_zero_no_clobber"): New.
2634 Add corresponding splitter for decrement_and_branch_until_zero
2636 Key all decrement_and_branch_until_zero patterns off of
2639 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
2642 * tree-complex.c (extract_component): Treat RESULT_DECL
2643 like the rest of the decls.
2645 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
2647 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
2648 indirect call to _mcount if the function needs a static chain.
2650 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2651 Caroline Tice <ctice@apple.com>
2653 PR rtl-optimization/24460
2654 * dwarf2out.c (have_switched_text_sections): New boolean variable.
2655 (dwarf2out_switch_text_section): Set it to true instead of
2656 incrementing separate_line_info_table_in_use.
2657 (output_loc_list): Additionally test have_switched_text_sections.
2658 (output_ranges): Likewise.
2659 (dwarf2out_finish): Likewise.
2660 * varasm.c (assemble_start_function): Do not call
2661 insert_section_boundary_note.
2662 (assemble_end_function): If flag_reorder_blocks_and_partition,
2663 switch to the function's section before emitting the .size directive.
2664 * bb-reorder.c (insert_section_boundary_note): Staticify.
2665 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
2666 * output.h (insert_section_boundary_note): Delete.
2668 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
2671 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
2672 instead of pointer equality when comparing types.
2674 2005-10-24 James E. Wilson <wilson@specifix.com>
2676 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
2677 add_dependence_list_and_free calls.
2679 2005-10-24 Steven Bosscher <stevenb@suse.de>
2681 * contrib.texi: Add the names of the LLNL folks who donated
2682 Cray pointer support for gfortran.
2684 2005-10-24 Steven Bosscher <stevenb@suse.de>
2686 PR tree-optimization/24225
2687 * profile.c (branch_prob): Look from end to start through a
2688 basic block when looking for a locus.
2690 2005-10-24 Richard Henderson <rth@redhat.com>
2692 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
2694 (hppa_expand_prologue): Likewise.
2696 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2698 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
2699 (NO_DEFERRED_PROFILE_COUNTERS): Define.
2700 * pa.h (NO_PROFILE_COUNTERS): Define.
2701 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
2702 (funcdef_nos): New vector to hold label numbers of deferred profile
2704 (output_deferred_profile_counters): New function.
2705 (hppa_profile_hook): Push label number onto funcdef_nos.
2706 (pa_hpux_file_end): Call output_deferred_profile_counters if
2707 NO_DEFERRED_PROFILE_COUNTERS is false.
2709 * pa-protos.h (get_deferred_plabel): New prototype.
2710 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
2712 (output_call): Adjust calls.
2714 2005-10-24 Alan Modra <amodra@bigpond.net.au>
2716 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
2717 peculiarity of GOT/TOC section usage.
2719 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
2722 * c-common.c (constant_string_class_name): Add documentation.
2724 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
2727 * recog.c (peephole2_optimize): Increment peep2_current_count
2728 only when the slot is empty.
2730 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2733 * except.c (output_function_exception_table): Call
2734 assemble_external_libcall if we need a personality function.
2736 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2738 PR rtl-optimization/24460
2739 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
2740 set the basic block for barriers.
2742 2005-10-21 Janis Johnson <janis187@us.ibm.com>
2744 * var-tracking.c (vt_initialize): Initialize post.
2746 2005-10-21 Devang Patel <dpatel@apple.com>
2749 * c-common.c (vector_types_convertible_p): Check vector element type.
2751 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
2753 * config/sh/sh.c (prepare_move_operands): Handle the address
2754 constant which is a tls symbolic address plus a constant.
2756 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
2759 * gcc.c (main): Use the correct counter for erroring out
2760 about mulitple files.
2762 2005-10-21 Alan Modra <amodra@bigpond.net.au>
2765 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
2766 use r2 for 64-bit tls .got access.
2768 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
2770 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
2773 2005-10-20 Steven Bosscher <stevenb@suse.de>
2775 PR tree-optimization/24307
2776 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2778 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
2781 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
2783 * varasm.c (find_decl_and_mark_needed): After cgraph global info
2784 is ready, stop marking functions, but still mark variables.
2786 2005-10-20 Richard Guenther <rguenther@suse.de>
2789 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
2792 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2794 PR rtl-optimization/23585
2795 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
2796 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
2797 (may_trap_p_1): New predicate extracted from...
2798 (may_trap_p): ... here. Invoke may_trap_p_1.
2799 (may_trap_or_fault_p): New predicate.
2800 * rtl.h (may_trap_or_fault_p): Declare it.
2801 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
2802 instead of may_trap_p.
2803 (steal_delay_list_from_fallthrough): Likewise.
2804 (fill_simple_delay_slots): Likewise.
2805 (fill_slots_from_thread): Likewise.
2806 * function.c (pad_to_arg_alignment): Rework comment about
2807 SPARC_STACK_BOUNDARY_HACK.
2808 * config/sparc/sparc.h: Likewise.
2810 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
2812 * config/s390/s390.c (s390_expand_insv): New.
2813 * config/s390/s390-protos.h (s390_expand_insv): Declare.
2814 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
2815 ("icm_hi"): Remove mode attribute.
2816 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
2818 ("*extracthi", "*extractqi"): Remove.
2819 (extv<mode>", "*extzv<mode>"): New.
2820 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
2821 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2823 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2825 * cfgexpand.c (discover_nonconstant_array_refs_r,
2826 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2827 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2828 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2829 discover_nonconstant_array_refs.
2831 2005-10-19 Steven Bosscher <stevenb@suse.de>
2834 * c-decl.c (pop_scope): Don't warn about an unused variable
2835 if it is marked with TREE_NO_WARNING.
2836 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2837 somenow mismatch and olddecl is to be replaced.
2839 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2842 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2843 whether registers live on the edge can be saved/restored.
2845 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2847 * config/sh/sh.c (fixup_mova): Skip notes.
2849 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2851 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2852 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2853 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2854 (s390_initial_elimination_offset): Likewise.
2855 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2856 register on TARGET_ZARCH targets.
2857 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2858 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2859 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2860 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2862 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2864 * config/s390/s390.md: Comment describing output modifiers updated.
2865 * config/s390/s390.c (print_operand): Likewise.
2867 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2869 * config/s390/s390.c (override_options): Added check for -mstack-size
2871 * doc/invoke.texi: Mention that limit in the documenation.
2873 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2876 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2878 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2880 Fix PR tree-optimization/24231
2882 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2883 (compute_avail): Ditto.
2885 2005-10-18 Richard Henderson <rth@redhat.com>
2888 * config/i386/i386.c (legitimate_constant_p): Check
2889 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2891 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2892 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2893 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2895 (print_operand_address): Likewise.
2896 * config/i386/predicates.md (x86_64_immediate_operand): Test
2897 SYMBOL_REF_TLS_MODEL properly inside CONST.
2898 (x86_64_zext_immediate_operand): Likewise.
2899 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2900 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2901 * config/i386/i386-protos.h: Remove predicates.md entries.
2903 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
2905 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2906 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2908 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
2909 Ian Lance Taylor <ian@airs.com>
2912 * fold-const.c (fold_widened_comparison): Do not allow range based
2913 constant folding when right operand cannot be unwidened.
2915 2005-10-17 Richard Henderson <rth@redhat.com>
2917 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2918 with a memory clobber.
2920 2005-10-17 James E Wilson <wilson@specifix.com>
2922 PR rtl-optimization/17356
2923 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2924 checking for EDGE_EH.
2926 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2928 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2929 the slot on an even boundary for any type with 16-byte alignment.
2931 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2934 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2935 after register allocation.
2937 2005-10-17 DJ Delorie <dj@redhat.com>
2939 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2942 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2945 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2948 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2950 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2951 to 2 if it's already non-zero.
2952 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2953 is set and warn about it if flag_schedule_insns is 1.
2955 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2957 * config/crx/crx.md: Compare-and-branch instructions need to
2960 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2963 * config/i386/i386.md (*pushdi2_rex64 splitter)
2964 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2965 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2966 flow2 pass only when (optimize > 0 && flag_peephole2).
2968 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2971 * gcc.c (have_c): New static variable.
2973 (process_command): Remove declation of have_c.
2974 Set have_o to 1 when handling -o.
2975 (main): Add a fatel error if there are multiple
2976 files specified and -o and -c/-S is passed witout
2977 -combine or multiple languages.
2979 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2981 Fix PR tree-optimization/22444
2982 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2983 Assert that we don't hit something with subvars.
2984 (setup_pointers_and_addressables): Don't add things with subvars,
2985 because we'll already process the subvars for aliasing purposes.
2987 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2990 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2991 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2992 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2993 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2994 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2995 swapped, alternatives for the R constraint.
2998 * builtins.c (get_builtin_sync_mode): Make unlimited
2999 mode_for_size request.
3001 2005-10-15 Richard Henderson <rth@redhat.com>
3003 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3004 (gimplify_expr): ... here.
3005 (gimplify_compound_lval): Use it in initial scan loop. Allow
3006 fb_lvalue in base expression.
3008 2005-10-15 Richard Henderson <rth@redhat.com>
3011 * builtins.c (expand_builtin_trap): Export.
3012 * expr.h (expand_builtin_trap): Declare.
3013 * expr.c (expand_assignment): Emit a trap for integral offsets
3014 from registers that weren't reduced to bitpos.
3016 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3017 (mark_array_ref_addressable): Remove.
3018 * tree-flow.h (mark_array_ref_addressable): Remove.
3019 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3021 2005-10-15 James E Wilson <wilson@specifix.com>
3024 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3025 (add_dependence_list_and_free): Likewise.
3026 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3029 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3033 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3034 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3036 (vrp_visit_phi_node): Only prevent infinite iterations when
3037 the previous result and the new result are both VR_RANGEs.
3039 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3041 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3044 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3047 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3050 2005-10-14 Per Bothner <per@bothner.com>
3052 PR preprocessor/21250
3053 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3055 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3058 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3059 overflow flags. Refactor some conditionals.
3061 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3064 * tree-dfa.c (add_referenced_var): Only look at decls which
3065 have TREE_CONSTANT or TREE_READONLY set instead of if
3066 !TREE_PUBLIC or !TREE_CONSTANT.
3068 2005-10-13 James E Wilson <wilson@specifix.com>
3070 * doc/invoke.texi: For -x, add f95-cpp-input.
3071 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3073 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3075 PR tree-optimization/24262
3076 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3077 in loop all the time.
3079 2005-10-12 Richard Henderson <rth@redhat.com>
3082 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3083 * function.c (assign_parm_find_data_types): Don't support it.
3084 * print-tree.c (print_node): Likewise.
3085 * c-common.c (handle_transparent_union_attribute): Likewise.
3086 Use build_duplicate_type.
3087 * tree-inline.c (remap_type_1): Split out of remap_type;
3088 properly remap aggregate fields.
3089 (build_duplicate_type): New.
3090 * doc/extend.texi (Variable Attributes): Remove documentation
3091 for transparent_union.
3093 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3096 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3097 (gen_stack_pointer_dec): Likewise.
3099 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3103 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3105 (struct cxx): Add adjust_class_at_definition target hook.
3106 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3107 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3108 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3109 hook_void_tree. Add to TARGET_CXX.
3110 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3112 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3113 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3114 instead of attribute. Check for dllexport override. Warn if
3115 inconsistent dll linkage. Don't lose old dllimport if decl has
3116 had address referenced. Tweak lookup of dllimport atribute.
3117 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3118 for target specific rules. Don't add dllimport attribute if
3119 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3120 dllimport attribute.
3121 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3122 * varasm.c (initializer_constant_valid_p): Replace
3123 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3127 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3128 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3129 (i[34567]86-*-mingw32*): Likewise.
3131 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3132 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3134 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3135 C++-specific code. Change return value to bool.
3136 (i386_pe_dllimport_p): Likewise.
3137 (associated_type): Simplify and make language-independent
3138 (i386_pe_encode_section_info): Replace override of ambiguous
3139 dllimport symbol refs with a gcc_assert.
3140 (i386_pe_valid_dllimport_attribute_p): Define.
3141 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3142 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3143 i386_pe_adjust_class_at_definition.
3144 * config/i386/winnt-stubs.c: New file. Define stub versions of
3145 lang-specific functions.
3146 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3147 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3148 i386_pe_adjust_class_at_definition.
3149 (i386_pe_valid_dllimport_attribute_p): Declare.
3150 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3151 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3152 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3155 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3156 dllimport attribute with test of DECL_DLLIMPORT_P.
3158 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3160 * combine.c (make_extraction): Correct offset computation.
3162 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3164 * config/cris/t-linux (LIMITS_H_TEST): Define.
3166 2005-10-12 Richard Henderson <rth@redhat.com>
3169 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3171 2005-10-12 Richard Guenther <rguenther@suse.de>
3173 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3175 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3178 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3179 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3182 2005-10-12 Richard Guenther <rguenther@suse.de>
3185 * varasm.c (output_constant): Correct typo from previous
3188 2005-10-11 Ian Lance Taylor <ian@airs.com>
3190 PR rtl-optimization/13931
3191 * combine.c: Revert patch of 2003-05-14, and:
3192 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3193 completely killed in the appropriate insn.
3194 (distribute_notes): Don't skip multiple hard register test for
3195 elim_i1 and elim_i2.
3197 2005-10-11 Richard Henderson <rth@redhat.com>
3200 * c-typeck.c (convert_for_assignment): Use build_constructor_single
3201 to initialize a transparent union instead of a nop_expr.
3203 2005-10-11 Richard Henderson <rth@redhat.com>
3205 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
3206 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
3207 (tree_ssa_dce_loop): Call scev_reset.
3210 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
3211 * tree-ssa-dce.c: Include cfgloop.h.
3212 (tree_ssa_dce_loop, pass_dce_loop): New.
3213 * tree-pass.h (pass_dce_loop): Declare it.
3214 * passes.c (init_optimization_passes): Use it.
3216 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3219 * convert.c (convert_to_real): Revert 2005-10-05 patch.
3220 Only apply the optimization for rounding builtins if the inner
3221 cast is also an extension.
3223 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
3226 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
3227 mark_new_vars_to_rename instead of update_stmt.
3229 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
3231 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
3233 2005-10-11 Jakub Jelinek <jakub@redhat.com>
3235 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
3236 for setting MMX register to 0 rather than mmx.
3238 2005-10-10 Steve Ellcey <sje@cup.hp.com>
3241 * configure.ac: Move gas check from mips specific case to common case.
3242 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
3243 * configure: Regenerate
3244 * doc/install.texi: Update.
3246 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3249 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
3251 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
3253 * gcc.c (do_spec_1): Accept numeric characters in file name
3256 2005-10-10 Nick Clifton <nickc@redhat.com>
3258 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
3259 describing the deleted arm_gen_rotated_half_load function.
3261 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
3263 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
3266 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
3268 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
3270 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
3271 (EXTRA_MULTILIB_PARTS): Define.
3272 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3273 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3274 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
3275 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3276 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3277 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
3279 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3281 PR tree-optimization/24226
3282 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3283 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3284 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3287 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3289 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3291 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3294 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
3295 Rewrite for no need for the early clobber.
3297 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3299 Merge from csl-arm-branch:
3300 2005-09-07 Paul Brook <paul@codesourcery.com>
3301 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
3304 2005-04-30 Paul Brook <paul@codesourcery.com>
3305 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
3306 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
3308 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
3309 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
3310 (arm_override_options): Use TARGET_AAPCS_BASED.
3311 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
3312 (PTRDIFF_TYPE): Use int for AAPCS.
3313 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
3314 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
3315 (DEFAULT_SHORT_ENUMS): Delete.
3316 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
3318 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
3319 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
3320 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
3321 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
3323 2004-12-03 Mark Mitchell <mark@codesourcery.com>
3324 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
3326 2004-11-22 Mark Mitchell <mark@codesourcery.com>
3327 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
3329 2004-11-19 Mark Mitchell <mark@codesourcery.com>
3330 * config.gcc (arm*-*-linux-gnueabi): Add it.
3331 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
3333 (TARGET_OS_CPP_BUILTINS): Likeiwse.
3334 * config/arm/linux-eabi.h: New file.
3335 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
3336 (LINUX_TARET_LINK_SPEC): Likewise.
3337 (LINK_SPEC): Use it.
3338 * config/arm/t-linux-eabi: New file.
3340 2005-10-08 Steven Bosscher <stevenb@suse.de>
3343 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
3345 (PARAM_SMS_DFA_HISTORY): Likewise.
3347 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3350 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
3351 (load_register_parameters): Call it.
3352 (check_sibcall_argument_overlap_1): Likewise.
3353 (store_one_arg): Likewise.
3355 2005-10-07 James E. Wilson <wilson@specifix.com>
3357 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
3358 DImode not VECINT24 for operand 2.
3361 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
3365 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
3366 fr_spill): Use destination_operand for operand 0.
3368 2005-10-07 DJ Delorie <dj@redhat.com>
3370 * varasm.c (output_constant): Limit error to expanding
3373 2005-10-07 Richard Guenther <rguenther@suse.de>
3376 * fold-const.c (fold_binary): Fix operand types during folding
3377 of X op (A, Y). Evaluation order of the side-effects of
3378 X and A are frontend-defined, so ensure we honour that even for
3379 tcc_comparison class operands; eased by removing duplicate code.
3381 2005-10-07 Steve Ellcey <sje@cup.hp.com>
3383 * stor-layout.c (layout_type): Do not allow alignment of array
3384 elements to be greater than their size.
3386 2005-10-07 Steve Ellcey <sje@cup.hp.com>
3388 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
3390 (hppa*-*-linux*): Ditto.
3391 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
3392 * config/host-hpux.c: New.
3393 * config/x-hpux: New.
3394 * config/pa/x-hpux: Remove.
3395 * config/pa/x-linux: Remove.
3396 * config/pa/pa-host.c: Remove.
3398 2005-10-07 Jeff Law <law@redhat.com>
3400 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
3401 determine whether or not to try and thread outgoing edges.
3403 2005-10-07 David Edelsohn <edelsohn@gnu.org>
3405 * config/rs6000/rs6000.md (eqsi_power): New.
3406 (neg_eq0si): Add TARGET_POWER to final condition.
3409 2005-10-06 Richard Henderson <rth@redhat.com>
3411 * config/rs6000/rs6000.c: Revert last change.
3413 2005-10-06 Richard Henderson <rth@redhat.com>
3415 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
3416 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
3418 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
3422 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
3423 out return_label and naked_return_label.
3425 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3427 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
3430 2005-10-06 Richard Henderson <rth@redhat.com>
3433 * tree-inline.c (declare_return_variable): Handle modify_dest not
3436 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3438 Fix PR tree-optimization/22488
3439 * tree-ssa-structalias.c (check_for_overlaps): New function.
3440 (create_variable_info_for): Use it.
3442 2005-10-06 Richard Henderson <rth@redhat.com>
3445 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
3446 (dwarf2out_start_source_file): Print it.
3448 2005-10-06 Geoffrey Keating <geoffk@apple.com>
3450 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
3452 2005-10-06 Richard Henderson <rth@redhat.com>
3455 * mode-switching.c (optimize_mode_switching): Clear transp bit
3456 for block with incomming abnormal edges.
3458 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
3459 (fpscr_set_from_mem): Use them.
3460 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
3461 (fpscr postinc splitters): Rewrite as peephole2+split.
3463 2005-10-06 David Edelsohn <edelsohn@gnu.org>
3465 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
3466 (eq<mode>_compare): Same.
3468 2005-10-06 Richard Guenther <rguenther@suse.de>
3470 PR tree-optimization/24238
3471 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
3473 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
3475 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
3476 here. Use AC_PATH_PROG for environment variables instead of
3478 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
3480 * configure: Regenerated.
3482 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
3485 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
3486 then force it into a register.
3487 (call_value): Likewise.
3489 2005-10-06 Richard Henderson <rth@redhat.com>
3492 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
3493 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
3494 under pass_vectorize.
3496 2005-10-05 Devang Patel <dpatel@apple.com>
3499 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
3500 handling constants. Check NAMESPACE_DECL context for constants.
3502 2005-10-05 Eric Christopher <echristo@apple.com>
3504 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
3506 2005-10-05 Richard Henderson <rth@redhat.com>
3509 * tree-cfg.c (mark_array_ref_addressable_1): New.
3510 (mark_array_ref_addressable): New.
3511 * tree-flow.h (mark_array_ref_addressable): Declare.
3512 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
3514 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
3518 * reload.c (subst_reloads): When adding a REG_LABEL to a
3519 jump instruction, also update JUMP_LABEL.
3521 2005-10-05 David Edelsohn <edelsohn@gnu.org>
3523 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
3524 * bb-reorder.c (copy_bb_p): Use it.
3525 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
3527 2005-10-05 Richard Henderson <rth@redhat.com>
3530 * toplev.c (process_options): Warn about unsupported combinations
3531 of unwind tables and omit-frame-pointer.
3532 * config/i386/i386.c (override_options): Similarly. Enable
3533 accumulate-outgoing-args if not explicitly disabled.
3535 2005-10-05 Steve Ellcey <sje@cup.hp.com>
3537 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
3538 Handle big endian vs. small endian.
3539 (vec_initv2sf): Handle big endian vs. small endian.
3540 (*vec_extractv2sf_1): Ditto.
3542 2005-10-05 Dale Johannesen <dalej@apple.com>
3544 * convert.c (convert_to_real): Don't convert
3545 (float)floor(double d) to floorf((float)d).
3547 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
3549 * config/arm/arm.md (insv): Use gen_int_mode in more places.
3551 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
3553 PR tree-optimization/18587
3554 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
3555 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
3556 build_vuses): Change to VEC type.
3557 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
3558 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
3559 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
3560 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
3561 (get_name_decl): New. Return DECL_UID of base variable.
3562 (operand_build_cmp): New. qsort comparison routine.
3563 (operand_build_sort_virtual): New. Sort virtual build vector.
3564 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
3565 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
3566 (FINALIZE_BASE): Use get_name_decl.
3567 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
3568 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
3569 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
3570 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
3571 direct VEC_* manipulations.
3572 (build_ssa_operands): Call operand_build_sort_virtual.
3573 (copy_virtual_operand, create_ssa_artficial_load_stmt,
3574 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
3575 with direct VEC_* manipulations.
3576 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
3577 with direct VEC manipulations.
3579 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
3581 PR tree-optimization/21419
3582 PR tree-optimization/24146
3583 PR tree-optimization/24151
3585 * c-typeck.c (readonly_error): Handle USE being lv_asm.
3586 (build_asm_expr): Call it if outputs are read-only.
3587 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
3589 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
3590 Paolo Bonzini <bonzini@gnu.org>
3594 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
3595 enable the instructions and not just the built-ins.
3596 * doc/invoke.texi (x86 Options): Likewise.
3598 2005-10-04 Geoffrey Keating <geoffk@apple.com>
3600 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
3602 * doc/invoke.texi (Option Summary): Correct spelling
3603 of -mmacosx-version-min.
3605 2005-10-04 Devang Patel <dpatel@apple.com>
3607 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
3610 2005-10-04 Steve Ellcey <sje@cup.hp.com>
3612 * tree-vect-transform.c (vect_create_epilog_for_reduction):
3613 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
3615 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
3617 * config/s390/s390.md ("TDSI","DP"): New mode macros.
3618 ("TE","tg"): New mode attributes.
3619 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
3620 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
3621 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
3622 dword_mode and one for GPRmode.
3624 2005-10-04 Ian Lance Taylor <ian@airs.com>
3626 PR preprocessor/13726
3627 * c-ppoutput.c (cb_include): Add comments parameter, and print out
3628 any comments passed in.
3630 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3632 * tree.c (annotate_with_file_line): Fix typo.
3634 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3637 * builtins.c (fold_builtin_memcmp): When constructing the pointer
3638 type used to access data in the inlined length == 1 case, use
3639 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
3640 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
3642 2005-10-04 Uros Bizjak <uros@kss-loka.si>
3644 * config/i386/i386.h (TARGET_FISTTP): Enable also for
3645 TARGET_SSE3 and only for TARGET_80387.
3646 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
3647 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
3648 Do not depend on TARGET_80387.
3650 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3652 * tree.c (last_annotated_node): Change type to location_t*.
3653 (annotate_with_file_line): Reflect the change of
3654 last_annotated_node type.
3656 2005-10-04 Richard Guenther <rguenther@suse.de>
3659 * c-decl.c (grokdeclarator): Don't write to fields
3662 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3665 * c-decl.c (finish_decl): Use set_user_assembler_name even for
3667 * varasm.c (make_decl_rtl): If a register variable does not
3668 have a set user assmbler name, error out.
3669 Decode the asmspec is now name+1 bypassing '*'.
3671 2005-10-04 Steven Bosscher <stevenb@suse.de>
3673 PR tree-optimization/23049
3674 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
3675 of a COND_EXPR is folded before calling fold on the whole rhs of a
3676 conditional assignment.
3677 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
3678 document that a COND_EXPR may appear there.
3680 2005-10-03 Diego Novillo <dnovillo@redhat.com>
3683 * tree-vrp.c (extract_range_from_assert): If the new numeric
3684 range created out of the assertion contradicts the existing
3685 numeric range of the ASSERT_EXPR variable, make the new range
3688 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
3690 * config/sh/sh.c (sh_register_move_cost): Add case for moving
3691 from T_REGS to FP register class.
3693 2005-10-03 Richard Henderson <rth@redhat.com>
3696 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
3697 before creating a new one.
3699 2005-10-03 David Edelsohn <edelsohn@gnu.org>
3701 * config/rs6000/t-aix43 (LDFLAGS): New.
3702 * config/rs6000/t-aix52 (LDFLAGS): New.
3704 2005-10-03 Ian Lance Taylor <ian@airs.com>
3706 * gimplify.c (find_single_pointer_decl_1): New static function.
3707 (find_single_pointer_decl): New static function.
3708 (internal_get_tmp_var): For a formal variable, set restrict base
3709 information if appropriate.
3710 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
3712 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
3713 (DECL_GET_RESTRICT_BASE): Define.
3714 (SET_DECL_RESTRICT_BASE): Define.
3715 (decl_restrict_base_lookup): Declare.
3716 (decl_restrict_base_insert): Declare.
3717 (struct tree_decl_with_vis): Add based_on_restrict_p field.
3718 * tree.c (restrict_base_for_decl): New static variable.
3719 (init_ttree): Initialize restrict_base_for_decl.
3720 (copy_node_stat): Copy restrict base information.
3721 (decl_restrict_base_lookup): New function.
3722 (decl_restrict_base_insert): New function.
3723 (print_restrict_base_statistics): New static function.
3724 (dump_tree_statistics): Call print_restrict_base_statistics.
3726 2005-10-02 Diego Novillo <dnovillo@redhat.com>
3729 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
3730 case of anti-ranges.
3732 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
3735 * c-typeck.c (tagged_tu_seen): Rename to ...
3736 (tagged_tu_seen_cache): this and add val field.
3737 (comptypes): Move functional to comptypes_internal
3738 and free tagged_tu_seen.
3739 (comptypes_internal): New function and call comptypes_internal
3740 instead of comptypes. Speed up by sibcalling
3741 tagged_types_tu_compatible_p.
3742 (alloc_tagged_tu_seen): New function
3743 (free_all_tagged_tu_seen_up_to): New function.
3744 (tagged_types_tu_compatible_p): Return the val of the seen two
3746 Add that the two types are the same to tagged_tu_seen_base
3747 if they are and call comptypes_internal instead of comptypes.
3748 <case UNION_TYPE>: Speed up common type where the fields are
3750 (function_types_compatible_p): Call comptypes_internal instead of
3752 (type_lists_compatible_p): Likewise.
3753 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
3755 2005-10-02 Matthias Klose <doko@debian.org>
3757 * doc/invoke.texi: Fix typo and speling error.
3759 2005-10-01 Richard Henderson <rth@redhat.com>
3761 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
3763 2005-10-01 Mark Mitchell <mark@codesourcery.com>
3765 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
3766 using --start-group and --end-group.
3768 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3770 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
3771 FIXME note regarding quirky semantics.
3773 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3776 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
3777 non-null range as a last resort.
3779 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
3780 Diego Novillo <dnovillo@redhat.com>
3783 * tree-vrp.c (extract_range_from_assert): For !=
3784 assertions, only build an anti-range if LIMIT is a
3785 single-valued range.
3787 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
3789 * arm.md (movqi): On thumb when optimizing, handle loading from
3790 memory by describing this as taking a subreg of a zero-extended load
3791 into an SImode register.
3794 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
3796 * reload1.c (merge_assigned_reloads): Do not change any
3797 RELOAD_FOR_OUTPUT_ADDRESS reloads.
3799 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3801 * Makefile.in (LIPO_FOR_TARGET): Define.
3802 (STRIP_FOR_TARGET): Define.
3804 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
3805 before creating new ones. Do symlinks before creating the actual
3808 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
3809 to work out which multilibs are actually being built.
3811 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
3813 * tree-vect-transform.c, config/ms1/ms1.md,
3814 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
3815 Follow spelling conventions.
3816 * doc/invoke.texi, doc/md.texi: Fix typos.
3818 2005-09-30 Andrew Macleod <amacleod@redat.com>
3820 PR tree-optimization/21430
3821 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3822 use operands, and set stmt pointer if need be.
3823 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3824 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3827 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3830 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3832 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3834 * optabs.c (expand_binop): Initialize first_pass_p.
3836 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3839 * c-decl.c (c_write_global_declarations_1): If any
3840 wrapup_global_declaration_2 call returned true, restart the loop.
3842 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3844 Fix PR tree-optimization/24117
3845 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3846 before considering whether to use anyoffset.
3848 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3852 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3854 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3856 (swap_commutative_operands_with_target): New.
3858 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3861 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3864 2005-09-29 Steven Bosscher <stevenb@suse.de>
3866 PR tree-optimization/23911
3867 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3868 and IMAGPART_EXPR too.
3870 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3873 * expmed.c (expand_shift): Move logic to reverse rotation
3874 direction when rotating by constants ...
3875 * optabs.c (expand_binop): ... here.
3876 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3877 (ix86_rotrdi3): New pattern.
3878 (rotldi3): Handle 32-bit mode.
3879 (ix86_rotldi3): New pattern.
3881 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3884 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3885 check for numbers that need no bit twiddle.
3887 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3889 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3890 multilib to be built.
3892 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3893 (stage1-start): Delete old libgcc and libunwind before moving
3894 anything into the stage directory.
3895 (stage2-start): Likewise.
3896 (stage3-start): Likewise.
3897 (stage4-start): Likewise.
3898 (stageprofile-start): Likewise.
3899 (stagefeedback-start): Likewise.
3900 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3901 header in tm_file and CPU-specific t-darwin in tmake_file.
3902 (i[34567]86-*-darwin*): Don't change tm_file.
3903 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
3904 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
3905 shared library stub for target OS version.
3906 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
3907 (SHLIB_LINK): Don't make SHLIB_SOLINK.
3908 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
3909 (libgcc_s.%.dylib): New.
3911 (install-darwin-libgcc-stubs): New.
3912 (INSTALL_LIBGCC): New append.
3913 * config/i386/darwin-libgcc.10.4.ver: New.
3914 * config/i386/darwin-libgcc.10.5.ver: New.
3915 * config/i386/t-darwin: New.
3916 * config/rs6000/darwin-libgcc.10.4.ver: New.
3917 * config/rs6000/darwin-libgcc.10.5.ver: New.
3918 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3919 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3921 2005-09-28 Paul Brook <paul@codesourcery.com>
3923 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3926 2005-09-28 Richard Guenther <rguenther@suse.de>
3928 PR tree-optimization/23853
3929 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3930 host_integerp to verify misalignment value.
3932 2005-09-28 Richard Henderson <rth@redhat.com>
3934 * builtins.c (get_builtin_sync_mode): New.
3935 (expand_builtin_sync_operation): Pass in mode argument.
3936 (expand_builtin_compare_and_swap): Likewise.
3937 (expand_builtin_lock_test_and_set): Likewise.
3938 (expand_builtin_lock_release): Likewise.
3939 (expand_builtin): Update to match.
3941 2005-09-28 Nick Clifton <nickc@redhat.com>
3943 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3944 formatting. Add check to PLUS case to ensure that the offset is
3945 within an acceptable range.
3947 * config/v850/v850.md (casesi): Disable the generation of the
3948 switch pattern as it is not being handled properly at the moment.
3950 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3951 for when the high words are identical.
3953 2005-09-27 Richard Henderson <rth@redhat.com>
3955 * pretty-print.c (pp_base_format): Fix typo for %>.
3957 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3958 Devang Patel <dpatel@apple.com>
3960 PR tree-optimization/23625
3961 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3962 LABEL_EXPR, assertion check.
3964 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3966 * optabs.c (no_conflict_move_test): Check if a result of a
3967 to-be-moved insn would be clobbered by an originally
3970 2005-09-27 Jeff Law <law@redhat.com>
3972 * passes.c (init_optimization_passes): Replace copy propagation
3973 passes immediately after DOM with phi-only copy propagation
3974 pases. Add phi-only copy propagation pass after first DOM pass.
3975 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3976 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3977 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3978 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3979 to init_copy_prop. Callers updated.
3980 (do_phi_only_copy_prop): New function.
3981 (pass_phi_only_copy_prop): New pass descriptor.
3983 2005-09-27 Nick Clifton <nickc@redhat.com>
3985 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3987 2005-09-26 Jason Merrill <jason@redhat.com>
3990 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3992 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3994 2005-09-26 James E Wilson <wilson@specifix.com>
3996 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3997 copyright. Add gcc copyright plus libgcc exception.
3998 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4000 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4002 2005-09-26 Jeff Law <law@redhat.com>
4004 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4005 about when to iterate.
4007 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4010 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4011 for __complex__ double in -mcpu=G5 mode.
4013 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4015 PR tree-optimization/23942
4016 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4017 * tree-scalar-evolution.c: Include params.h.
4019 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4020 follow_ssa_edge_in_condition_phi_branch,
4021 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4022 Change return type to t_bool. Use a parameter to limit the size of
4023 trees that are walked before stopping
4024 (analyze_evolution_in_loop): Initialize the limit to 0.
4025 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4026 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4028 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4031 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4032 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4034 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4036 * combine.c (make_extraction): Check for valid use of subreg.
4038 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4041 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4042 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4043 ("fist<mode>2_with_temp"): Use only register operands.
4045 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4047 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4048 CALL_INSN_FUNCTION_USAGE.
4050 2005-09-26 Richard Guenther <rguenther@suse.de>
4053 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4054 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4055 (ldst_entry): Use the hashtable instead of list-walking.
4056 (find_rtx_in_ldst): Likewise.
4057 (free_ldst_entry): Free the hashtable.
4058 (compute_ld_motion_mems): Create the hashtable.
4059 (trim_ld_motion_mems): Remove entry from hashtable if
4060 removing it from list.
4061 (compute_store_table): Likewise^2.
4062 (store_motion): Free hashtable in case we did not see
4065 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4067 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4068 and arg1 if we are passing them to fold_build2.
4070 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4073 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4076 2005-09-25 Richard Henderson <rth@redhat.com>
4078 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4079 SYMBOL_REF_TLS_MODEL to be correct.
4081 2005-09-24 Richard Henderson <rth@redhat.com>
4083 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4084 end of function. Reindent.
4086 2005-09-24 Ian Lance Taylor <ian@airs.com>
4088 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4089 NEGATE_EXPR/BIT_NOT_EXPR case.
4091 2005-09-24 Richard Henderson <rth@redhat.com>
4093 * c-common.c (handle_mode_attribute): When not modifying in place,
4094 create subtypes for enumerations.
4095 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4096 * gimplify.c (create_tmp_from_val): Likewise.
4098 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4100 * config/i386/i386.md (*tls_global_dynamic_64,
4101 *tls_local_dynamic_base_64): Add missing mode to call.
4102 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4104 2005-09-24 Jan Hubicka <jh@suse.cz>
4106 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4107 (cgraph_clone_node): Likewise.
4108 * cgraph.h (cgraph_clone_edge): Update prototype.
4109 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4110 duplicated prototypes; add updating argument.
4111 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4112 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4114 (cgraph_mark_inline_edge): Likewise.
4115 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4116 (cgraph_flatten_node): Likewise.
4117 (cgraph_decide_recursive_inlining): Likewise.
4118 (cgraph_decide_inlining_of_small_function): Likewise.
4119 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4121 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4122 Pete Steinmetz <steinmtz@us.ibm.com>
4124 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4125 (rldic.): Set type to "compare".
4127 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4128 mfjmpr for MFCTR/MFLR.
4129 (movdf_hardfloat64): Same.
4130 (movdf_softfloat64): Same. Correct order of store and move types.
4131 (movti_string): Set type to store_ux/load_ux.
4132 (load_multiple): Set type to load_ux.
4133 (store_multiple): Set type to store_ux.
4134 (movmemsi): Set type to store_ux.
4135 (output_cbranch direct_return): Set type to jmpreg.
4136 (stmw): Set type to store_ux.
4137 (lmw): Set type to load_ux.
4138 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4139 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4140 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4141 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4142 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4143 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4144 (rios1-fpstore): Increase latency to 3.
4145 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4146 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4148 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4149 Andrew Pinski <pinskia@physics.uc.edu>
4151 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4152 operand2 constraint to "b".
4153 (sync_<fetchop_name>di_internal): Same.
4154 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4156 (sync_old_<fetchop_name>di_internal): Same.
4157 (sync_new_<fetchop_name>si_internal): Same.
4158 (sync_new_<fetchop_name>di_internal): Same.
4160 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4163 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4164 case, define as macros.
4166 PR rtl-optimization/23837
4167 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4168 clobber / clobber match between dest and p->first.
4170 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4171 (no_conflict_move_test): Update comments.
4173 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4175 * doc/install.texi: Update URL for Jacks.
4176 * doc/sourcebuild.texi: Likewise.
4178 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4181 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4182 registers when choosing register preferences.
4183 (movdf_hardfloat64): Same.
4185 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4187 * expmed.c (expand_shift): Don't use the target of the rotate as
4188 target for the first expanded shift insn.
4189 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4191 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4193 PR tree-optimization/22438
4194 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
4195 preserved iv rhs rewriting specially.
4197 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
4199 * tree-data-ref.c (analyze_array_indexes): Only estimate when
4200 estimate_only is true.
4201 * tree-flow.h (ref_contains_indirect_ref): New prototype.
4202 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
4203 tree-ssa-structalias.c
4204 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
4205 ref_contains_indirect_ref.
4206 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
4208 2005-09-21 DJ Delorie <dj@redhat.com>
4210 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
4212 (mn10300_return_in_memory): Support variable size types also.
4213 (mn10300_pass_by_reference): Likewise.
4214 (mn10300_function_value): New.
4215 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
4216 (FUNCTION_OUTGOING_VALUE): Likewise.
4217 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
4218 * doc/invoke.texi: Document it.
4220 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4223 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
4224 force integer op1 into register for XFmode compares.
4226 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
4229 * expmed.c (alg_code): Add alg_impossible.
4230 (alg_hash_entry): Add cost.
4231 (synth_mult): Record alg_impossible in the hash table if
4232 multiplication by a given integer is impossble within the
4233 limit. Speed up using alg_impossible.
4235 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4237 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4238 argument. Allow and set any offset if needs_anyoffset is passed
4240 (get_constraint_for): Add argument here too.
4242 (do_structure_copy): Pass NULL to get_constraint_for.
4243 (handle_ptr_arith): Ditto.
4244 (find_func_aliases): Ditto.
4246 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
4248 PR rtl-optimization/23898
4249 * output.h (get_attr_min_length): Declare.
4250 * final.c (get_attr_length_1): New function, broken out of:
4252 (get_attr_min_length): New function.
4253 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
4254 (duplicate_computed_gotos): Likewise.
4255 * genattr.c (insn_min_length): Generate declaration.
4256 * genattrtab.c (min_fn, min_attr_value): New functions.
4257 (make_length_attrs): Generate insn_min_length.
4259 2005-09-20 Steve Ellcey <sje@cup.hp.com>
4261 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
4263 2005-09-20 Richard Henderson <rth@redhat.com>
4265 PR tree-optimization/24059
4266 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
4269 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
4271 * c.opt (fextended-identifiers): New.
4272 * c-opts.c (c_common_handle_option): Handle
4273 -fextended-identifiers.
4274 * doc/cpp.texi: Update documentation of extended identifiers.
4275 * doc/cppopts.texi (-fextended-identifiers): Document.
4277 2005-09-20 Jakub Jelinek <jakub@redhat.com>
4279 PR tree-optimization/23929
4280 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4283 PR tree-optimization/23818
4284 * tree-stdarg.c (execute_optimize_stdarg): Call
4285 calculate_dominance_info.
4287 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4289 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4290 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4291 (compute_overlap_steps_for_affine_1_2): Use
4292 get_number_of_iters_for_loop.
4293 (analyze_subscript_affine_affine): Check whether difference is
4295 Use get_number_of_iters_for_loop.
4296 Check whether overlap occurs outside of bounds.
4297 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
4299 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4301 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
4302 base register if possible.
4304 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
4306 PR tree-optimization/18463
4307 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
4308 converting it directly is not possible.
4309 (chrec_convert_aggressive): New function.
4310 * tree-chrec.h (chrec_convert_aggressive): Declare.
4311 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
4312 Fold chrec conversions aggressively if asked to.
4313 (instantiate_parameters): Modified because of changes in
4314 instantiate_parameters_1.
4316 2005-09-19 Richard Henderson <rth@redhat.com>
4318 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
4319 (reduc_splus_v2df): New.
4321 2005-09-19 Richard Sandiford <richard@codesourcery.com>
4323 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
4324 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
4326 2005-09-19 Richard Henderson <rth@redhat.com>
4328 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
4331 2005-09-19 Richard Henderson <rth@redhat.com>
4333 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
4334 (ia64_expand_dot_prod_v8qi): New.
4335 * config/ia64/ia64-protos.h: Update.
4336 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
4337 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
4338 sdot_prodv8qi, sdot_prodv4hi): New.
4339 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
4341 2005-09-19 Richard Henderson <rth@redhat.com>
4344 * real.c (exact_real_truncate): Return false if the format cannot
4345 represent the number as a normal.
4347 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
4348 for a memory source.
4350 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
4352 * tree-ssa-operands.c (swap_tree_operands): Export.
4353 * tree.h (swap_tree_operands): Declare.
4354 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
4355 Call swap_tree_operands.
4357 2005-09-19 Richard Henderson <rth@redhat.com>
4359 * tree-flow.h (merge_alias_info): Declare.
4360 * tree-ssa-copy.c (merge_alias_info): Export.
4361 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
4362 (vect_create_data_ref_ptr): Use create_iv directly.
4363 (vectorizable_load): Use correct types for integer constants.
4364 (vect_generate_tmps_on_preheader): Likewise.
4365 (vect_gen_niters_for_prolog_loop): Likewise.
4367 2005-09-19 Steven Bosscher <stevenb@suse.de>
4369 PR rtl-optimization/23943
4370 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
4372 2005-09-18 Jan Hubicka <jh@suse.cz>
4374 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
4376 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
4378 * varasm.c (output_constant): Do not abort on conversions to union
4379 types between different sizes.
4381 2005-09-18 Richard Guenther <rguenther@suse.de>
4384 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
4387 2005-09-18 Paul Brook <paul@codesourcery.com>
4389 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
4391 2005-09-17 Richard Henderson <rth@redhat.com>
4393 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
4394 * tree-ssa-loop.c (pass_vect_dce): Remove.
4395 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
4398 2005-09-17 Richard Henderson <rth@redhat.com>
4400 * tree-pass.h (pass_vect_dce): Declare.
4401 * passes.c (init_optimization_passes): Add it.
4402 * tree-flow.h (tree_ssa_dce): Declare.
4403 * tree-ssa-dce.c (tree_ssa_dce): Export.
4404 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
4405 (gate_tree_vectorize): ... here.
4406 (pass_vect_dce): New.
4408 2005-09-17 Jan Hubicka <jh@suse.cz>
4410 * except.c (struct eh_status): Turn region_array into vec.
4411 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
4412 convert_from_eh_region_ranges, find_exception_handler_labels,
4413 current_function_has_exception_handlers, assign_filter_values,
4414 build_post_landing_pads, dw2_build_landing_pads,
4415 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
4416 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
4417 foreach_reachable_handler, can_throw_internal_1,
4418 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
4420 (duplicate_eh_region_1): Update region_array.
4421 (duplicate_eh_regions): Resize region_array and avoid recomputing.
4423 2005-09-17 David Edelsohn <edelsohn@gnu.org>
4426 * expmed.c (expand_mult): Substitute simple register for op0 when
4429 2005-09-17 Richard Henderson <rth@redhat.com>
4431 * expr.c (emit_move_via_integer): Add force argument, pass it on
4432 to emit_move_change_mode. Update callers.
4433 (emit_move_complex): Pass true to new force argument.
4434 * function.c (expand_function_end): Move expand_eh_return call
4435 earlier. Merge sub-word complex values into a pseudo before
4436 copying to the return hard register.
4438 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
4440 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
4441 between different sizes.
4443 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
4447 * passes.c (init_optimization_passes): Register dump files for
4450 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
4452 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
4453 * config/s390/s390.c (s390_overlap_p): New function.
4454 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
4455 peephole2, "*xc" peephole2): Added overlap check to the peephole2
4458 2005-09-16 Richard Guenther <rguenther@suse.de>
4460 * ipa-pure-const.c (static_execute): Free auxiliar information.
4461 * ipa-type-escape.c (discover_unique_type): Free temporary key.
4462 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
4464 2005-09-15 DJ Delorie <dj@redhat.com>
4466 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
4468 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4470 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4472 (swap_commutative_operands_with_target): New.
4474 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
4476 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
4479 (estimate_iters_using_array): New function.
4480 * tree-data-ref.h (estimate_iters_using_array): Prototype
4481 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4482 Use estimate_iters_using_array instead of analyze_array.
4484 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
4486 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
4489 2005-09-15 Michael Matz <matz@suse.de>
4491 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
4493 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
4495 PR tree-optimization/23835
4496 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
4497 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
4499 2005-09-14 Richard Henderson <rth@redhat.com>
4501 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
4502 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
4504 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
4506 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
4507 in the ARRAY_TYPE case.
4509 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
4511 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
4513 2005-09-14 Uros Bizjak <uros@kss-loka.si>
4516 * tree-vect-transform.c (vectorizable_operation): Return false for
4517 scalar shift operations and for vector shift operations with
4518 non-invariant shift arguments. Use scalar tree operand op1 as
4519 a shift operand when vector shift insn pattern uses scalar shift
4521 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
4523 2005-09-14 Olivier Hainque <hainque@adacore.com>
4525 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
4526 value if it has side-effects.
4528 2005-09-14 David Edelsohn <edelsohn@gnu.org>
4531 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
4533 2005-09-14 Alan Modra <amodra@bigpond.net.au>
4535 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
4536 passed as NAME as if it were label at start of function code.
4538 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
4540 * config/sh/sh.md (*movv4sf_i): Add general register cases to
4543 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
4545 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
4546 as early clobber. Rewrite so the PIC register is not implicitly used.
4548 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4550 * tree.c (annotate_with_file_line): Compare line numbers before
4553 2005-09-13 Uros Bizjak <uros@kss-loka.si>
4556 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
4557 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
4559 2005-09-13 Ian Lance Taylor <ian@airs.com>
4561 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
4562 than a HOST_WIDEST_INT to gen_doloop_begin.
4564 2005-09-13 Diego Novillo <dnovillo@redhat.com>
4566 * tree-dfa.c (dump_variable): Guard against NULL annotations.
4568 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
4570 PR tree-optimize/23817
4571 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
4573 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4576 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
4577 word before changing the stack pointer. Use gen_frame_mem for MEMs.
4578 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
4579 (restore_stack_nonlocal): Likewise.
4580 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
4582 2005-09-12 Ian Lance Taylor <ian@airs.com>
4585 * c.opt (ffriend-injection): New C++ option.
4586 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
4587 (C++ Dialect Options): Document -ffriend-injection.
4589 2005-09-12 Josh Conner <jconner@apple.com>
4592 * ipa-reference.c (static_execute): Don't mark variables in
4593 named sections TREE_READONLY.
4595 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4597 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
4600 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
4602 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
4603 V_MUST_DEF instead of just the first_use_p.
4604 Don't mark the virtual variables for renaming on the statement which
4606 (pass_dse): Remove TODO_update_ssa.
4608 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4611 * stor-layout.c (compute_record_mode): For records with a single
4612 field, actually check the field's mode size against the type size.
4614 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
4615 registers for TARGET_SHMEDIA.
4616 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
4617 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
4618 of GENERAL_REGS and FP_REGS.
4620 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4622 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
4624 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4626 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
4627 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
4628 are omitted. Exclude stack_tie insn too.
4630 2005-09-11 David Edelsohn <edelsohn@gnu.org>
4632 PR rtl-optimization/23098
4633 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
4635 * config/rs6000/rs6000.md (movdf splitter): Use
4636 const_double_operand predicate for TARGET_POWERPC64.
4637 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
4638 SYMBOL_REF method to ABI_V4.
4640 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
4641 replace_equiv_address.
4642 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
4643 rs6000_sr_alias_set and MEM_NOTRAP.
4644 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
4646 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
4648 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
4649 handle CALL_EXPR again.
4651 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
4653 * arm/predicates.md (alignable_memory_operand): Delete.
4655 2005-09-10 Richard Henderson <rth@redhat.com>
4658 * dbxout.c (dbxout_expand_expr): New.
4659 (dbxout_symbol): Use it.
4661 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
4663 * arm.c (arm_gen_rotated_half_load): Delete.
4664 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
4665 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
4666 (thumb_set_return_address): Likewise.
4667 (thumb_load_double_from_address): Use adjust_address.
4668 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
4669 (extendhsisi2_mem, movhi_bytes): Use change_address.
4670 (movhi): Use widen_memory_access.
4671 (reload_out_df): Use replace_equiv_address.
4672 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
4674 2005-09-09 Richard Henderson <rth@redhat.com>
4677 * dbxout.c: Include expr.h.
4678 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
4679 (dbxout_symbol): Handle DECL_VALUE_EXPR.
4680 * Makefile.in (dbxout.o): Add EXPR_H.
4682 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
4684 PR tree-optimization/23509
4685 * tree-cfg.c (replace_uses_by): Use replace_exp.
4686 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
4687 pointers have name_mem_tag or type_mem_tag set.
4689 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4691 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
4692 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
4693 of wrongly accessing operands.
4695 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4697 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
4698 * tree-chrec.c: Include tree-scalar-evolution.h.
4699 (chrec_convert): Instantiate the base and step before calling
4700 scev_probably_wraps_p that would fail on parametric evolutions.
4701 Collect all the fails into a single section failed_to_convert,
4702 print a diagnostic, and return chrec_dont_know instead of calling
4704 * tree-scalar-evolution.c (loop_closed_phi_def): New.
4705 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
4707 (scev_const_prop): Don't replace the definition of a loop closed ssa
4708 phi node by itself, or by another loop closed ssa phi node.
4709 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
4710 that base and step are defined.
4712 2005-09-09 Richard Guenther <rguenther@suse.de>
4715 * fold-const.c (fold_ternary): Check truth_value_p before
4716 calling invert_truthvalue.
4718 2005-09-09 Nick Clifton <nickc@redhat.com>
4720 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
4721 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
4722 dimension of these arrays.
4723 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
4725 * longlong.h: Only provide a prototype for the __clz_tab[] array
4726 if this header has not been included from libgcc2.h.
4727 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
4729 Provide prototypes for exported functions.
4730 Use the __clz_tab[] and __popcount_tab[] arrays provided by
4733 2005-09-08 Josh Conner <jconner@apple.com>
4737 * expr.c (expand_expr_addr_expr_1): Don't invoke
4738 expand_simple_binop for EXPAND_INITIALIZER.
4740 2005-09-08 Richard Henderson <rth@redhat.com>
4743 * toplev.c (wrapup_global_declaration_1): Split out ...
4744 (wrapup_global_declaration_2): ... from ...
4745 (wrapup_global_declarations): ... here. Return bool.
4746 (check_global_declaration_1): Split out ...
4747 (check_global_declarations): from here.
4748 (emit_debug_global_declarations): New.
4749 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
4750 check_global_declaration_1, emit_debug_global_declarations): Declare.
4751 * c-decl.c (c_write_global_declarations_1): Don't create a vector
4752 of decls. Call wrapup_global_declaration_1,
4753 wrapup_global_declaration_2, check_global_declaration_1 directly.
4754 (c_write_global_declarations_2): New.
4756 (c_write_global_declarations): Call c_write_global_declarations_2.
4757 * langhooks.c (write_global_declarations): Call
4758 emit_debug_global_declarations.
4760 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
4761 remove decls that have DECL_RTL_SET_P.
4762 * passes.c (rest_of_decl_compilation): Invoke
4763 cgraph_varpool_finalize_decl for all but functions.
4765 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4767 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
4768 the result of a conversion if the new min and max cannot be compared.
4770 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
4772 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
4773 (override_options): Setting s390_sr_alias_set removed.
4774 (save_fpr, save_gprs): Set alias set to vararg or frame.
4775 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
4776 s390_sr_alias_set with get_frame_alias_set ().
4777 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
4778 get_varargs_alias_set ().
4780 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4784 * c-parser.c (c_parser_objc_method_definition): If the next
4785 token is not "{", error out and don't start the function.
4787 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4789 * tree-vrp.c (extract_range_from_expr): Move the check for non
4790 nullness after the check for gimple invariant.
4792 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4794 * tree.c (host_integerp, tree_low_cst): Correct function comment.
4796 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4799 * config/m32r.md (movmemsi_internal): Canonicalize order of
4800 operands in PLUS component of template.
4802 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
4804 * reload1.c (fixup_eh_region_note): Remove assertion.
4805 (fixup_abnormal_edges): Reverted removal of call to
4806 find_many_sub_basic_blocks made on 2005-08-31.
4808 2005-09-07 Richard Henderson <rth@redhat.com>
4810 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
4811 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
4812 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
4813 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
4814 rearrange for better packing.
4815 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
4816 (lookup_cfa_1): Remove inline marker.
4817 (cfa_equal_p): Split out of ...
4818 (def_cfa_1): ... here. Use INVALID_REGNUM.
4819 (build_cfa_loc): Handle !cfa->indirect.
4820 (frame_pointer_cfa_offset): New.
4821 (dbx_reg_number): Assert register elimination performed; do
4822 leaf register remapping.
4823 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4824 (eliminate_reg_to_offset): New.
4825 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4826 for verifiably local stack frame addresses; re-base to CFA.
4827 (mem_loc_descriptor): Remove can_use_fbreg argument.
4828 (concat_loc_descriptor, loc_descriptor): Likewise.
4829 (containing_function_has_frame_base): Remove.
4830 (rtl_for_decl_location): Don't do register elimination or
4831 leaf register remapping here.
4832 (secname_for_decl): Split out from ..
4833 (add_location_or_const_value_attribute): ... here.
4834 (convert_cfa_to_loc_list): New.
4835 (compute_frame_pointer_to_cfa_displacement): New.
4836 (gen_subprogram_die): Use them.
4837 * tree.h (frame_base_decl): Remove.
4838 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4839 (prologue_stack_adjust): Remove.
4840 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4841 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4842 (set_frame_base_location): Remove.
4843 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4844 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4845 (vt_add_function_parameters): Don't eliminate_regs.
4846 (vt_initialize): Don't create frame_base_decl.
4848 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4850 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4851 version of GNU binutils for 4.x and later.
4853 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4855 * ggc-page.c (ggc_push_context): Remove.
4856 (ggc_pop_context): Likewise.
4857 * ggc.h (ggc_push_context): Remove.
4858 (ggc_pop_context): Likewise.
4860 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4863 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4864 returning from an interrupt handler.
4866 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4869 * config/arc/arc.c (output_shift): Add check for loop count when
4872 2005-09-06 Steven Bosscher <stevenb@suse.de>
4874 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4876 (abs_replacement): Likewise.
4877 (pass_phiopt): Remove TODO_update_ssa.
4879 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4882 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4883 if "return with no value, in function returning non-void" warning
4885 * tree-cfg.c (execute_warn_function_return): Don't look at
4886 RETURN_EXPRs with TREE_NO_WARNING set.
4889 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4890 for internal functions doesn't use registers used by global registers
4891 variables. Use fewer register parameters if there are global register
4894 2005-09-06 Olivier Hainque <hainque@adacore.com>
4895 Eric Botcazou <ebotcazou@adacore.com>
4898 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4899 when we would be extracting outside its bit span (bitpos+bitsize
4900 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4901 Ada unchecked conversions.
4903 2005-09-06 Steven Bosscher <stevenb@suse.de>
4905 * tree-ssa-pre.c (try_look_through_load): New function.
4906 (compute_avail): Use it to try to look through loads for some
4907 more useful expressions.
4909 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4911 * simplify-rtx.c (simplify_binary_operation_1): Correct the
4912 condition for detecting cases like (a&a) and (a^a).
4914 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
4916 * common.opt: Add option ftree-vect-loop-version.
4917 * params.def: Add --param vect-max-version-checks.
4918 * doc/invoke.texi: Document ftree-vect-loop-version and
4919 --param vect-max-version-checks.
4920 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4921 may_misalign_stmts and defines for accessors.
4922 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4923 LOOP_VINFO_MAY_MISALIGN_STMTS.
4924 (destroy_loop_vec_info): VEC_free for
4925 LOOP_VINFO_MAY_MISALIGN_STMTS.
4926 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4927 Update documentation.
4928 (vect_update_misalignment_for_peel): New.
4929 (vect_enhance_data_refs_alignment): Update to choose loop
4930 peeling or loop versioning if appropriate for the (potentially)
4931 unaligned data references in the loop.
4932 (vect_analyze_data_refs_alignment): Remove call to
4933 vect_enhance_data_refs_alignment so the checks can be done
4935 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4936 and move up call to vect_analyze_data_refs_alignment.
4937 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4938 (vect_transform_loop): Add call to loop_version.
4940 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4942 PR rtl-optimization/23098
4943 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4944 * simplify-rtx.c (constant_pool_reference_p): New function.
4945 * rtl.h (constant_pool_reference_p): New prototype.
4946 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4947 constant_pool_reference_p in condition and
4948 avoid_constant_pool_reference in preparation statements.
4950 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4952 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4953 STRICT_LOW_PART SETs.
4955 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4958 * except.c (sjlj_emit_function_enter): Find the function begin
4959 note even when it's not in first basic block.
4961 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4963 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4964 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4965 * aclocal.m4: Regenerate.
4967 2005-09-05 DJ Delorie <dj@redhat.com>
4969 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4972 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4974 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4975 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4976 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4977 Follow spelling conventions.
4978 * doc/invoke.texi: Follow spelling conventions.
4980 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4982 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4983 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4984 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4986 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4989 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4990 (output_stack_adjust): Use gen_tmp_stack_mem.
4991 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4992 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4993 (sh_get_pr_initial_val): Likewise.
4994 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4995 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4996 * sh.md (divsi_inv_m0): Use gen_const_mem.
4997 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4998 (movdf_i4+1): Use gen_tmp_stack_mem.
4999 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5000 (fpu_switch+2): Likewise.
5001 (movv4sf_i, movv16sf_i): Use adjust_address.
5002 (symGOT_load): Set MEM_NOTRAP_P bit.
5004 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5007 * pa.c (emit_move_sequence): Fix typo in last change.
5009 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5011 PR rtl-optimization/23454
5012 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5015 2005-09-03 Richard Henderson <rth@redhat.com>
5016 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5019 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5022 2005-09-02 Nicolas Pitre <nico@cam.org>
5024 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5025 to bit_count to 32 bits.
5027 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5030 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5031 generating synthetic loads from volatile lvalues.
5033 005-09-02 Nick Clifton <nickc@redhat.com>
5035 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5036 __ctzhi2, __clzhi2): New functions.
5038 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5041 * tree-nested.c (struct var_map_elt): Mark with GTY.
5042 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5044 (lookup_field_for_decl): Allocate new element in GC memory.
5045 (lookup_tramp_for_decl): Likewise.
5046 (convert_nl_goto_reference): Likewise
5047 (create_nesting_tree): Allocate info in GC memory. Likewise for
5049 (free_nesting_tree): Free with ggc_free instead of free.
5050 (root): New static variable.
5051 (lower_nested_functions): Remove root as local variable. And zero out
5052 root at the end of the function.
5054 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5056 PR rtl-optimization/20365
5057 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5058 to short. New member ix.
5059 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5060 (simplify_plus_minus): Initialize ix members before calling qsort.
5062 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5064 PR tree-optimization/23626
5065 * tree-cfg.c (replace_uses_by): Clean up eh info.
5067 2005-09-01 DJ Delorie <dj@redhat.com>
5069 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5072 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5074 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5075 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5078 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5080 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5081 do not issue warning for a variable definition following
5084 2005-09-01 Richard Henderson <rth@redhat.com>
5087 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5088 conversion to CONST_VECTOR.
5090 2005-09-01 Richard Henderson <rth@redhat.com>
5093 * reload1.c (reload_as_needed): Check !CALL_P before calling
5094 fixup_eh_region_note.
5095 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5097 2005-09-01 DJ Delorie <dj@redhat.com>
5099 * varasm.c (output_constant): Let the target resolve
5100 conversions of addresses to non-default pointer sizes.
5102 2005-09-01 Nicolas Pitre <nico@cam.org>
5104 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5105 to alow matching ARM pre-indexed addressing mode.
5106 (arm_override_options): Remove now irrelevant comment.
5108 2005-09-01 Phil Edwards <phil@codesourcery.com>
5110 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5111 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5112 * config/i386/vxworks.h: Likewise.
5113 * config/i386/t-vxworksae: New file, for VxWorks AE.
5114 * config/i386/vxworksae.h: Likewise.
5116 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5118 PR tree-optimization/23410
5119 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5120 sequence is not wrapping during the first step.
5122 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5125 * dwarf2out.c (base_type_die): Compare char_type_node with
5126 TYPE_MAIN_VARIANT (type), not type.
5128 2005-09-01 Richard Guenther <rguenther@suse.de>
5130 PR tree-optimization/15366
5131 * common.opt: Add -finline-functions-called-once.
5132 Put -fearly-inlining in alphabetically ordered place.
5133 * doc/invoke.texi: Document new option.
5134 * ipa-inline.c (cgraph_decide_inlining): Honour
5135 flag_inline_functions_called_once.
5137 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5139 PR rtl-optimization/23478
5140 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5141 (alloc_qty): Initialize it.
5142 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5143 (combine_regs): Combine also n_throwing_calls_crossed fields.
5144 (find_free_reg): Don't attempt to caller-save pseudos crossing
5145 calls that might throw.
5146 * global.c (struct allocno): Add throwing_calls_crossed field.
5147 (global_alloc): Revert 2005-08-22 change. Initialize
5148 throwing_calls_crossed.
5149 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5152 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5155 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5156 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5157 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5158 (and64_2_operand): Tweak to use predicate.
5159 (and_operand): Adjust for mask_operand changes.
5160 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5161 (print_operand): Likewise.
5162 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5163 (mask64_1or2_operand): Delete.
5164 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5165 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5166 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5167 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5168 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5169 (rotldi3_internal4): Likewise.
5170 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5171 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5172 (ashldi3_internal7): Likewise.
5173 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5174 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5175 (anddi3 split): Don't match mask64_operand.
5176 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5177 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5178 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5179 't' splitter predicate.
5180 (movdi_internal64 + 2): Revert 2005-06-11 change.
5182 2005-08-31 DJ Delorie <dj@redhat.com>
5184 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5185 (m32c_asm_integer): Add support for 32 bit pointers.
5187 2005-08-31 Richard Henderson <rth@redhat.com>
5189 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5190 component-like references for setting MEM_NOTRAP_P.
5192 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5193 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5195 2005-08-31 Richard Henderson <rth@redhat.com>
5197 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
5198 into a pseudo before applying gen_lowpart.
5200 2005-08-31 Geoffrey Keating <geoffk@apple.com>
5202 * doc/install.texi (Specific): Update cctools version required
5203 for full functionality.
5204 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
5205 linkers as -macosx_version_min.
5207 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
5210 * sh.c (print_operand, %R and %S): Add handling of floating point
5211 registers, memory, constants and invalid operands.
5213 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
5215 * ipa-pure-const.c: Change dump name.
5217 2005-08-31 Uros Bizjak <uros@kss-loka.si>
5220 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
5221 to "reg_or_0_operand".
5222 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
5224 2005-08-31 Dale Johannesen <dalej@apple.com>
5226 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
5227 loops that count down.
5229 2005-08-31 Richard Henderson <rth@redhat.com>
5232 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5233 (fixup_eh_region_note): New.
5234 (reload_as_needed): Call it.
5235 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
5236 don't call find_many_sub_basic_blocks; call verify_flow_info.
5237 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
5238 (keep_stack_depressed): Likewise.
5239 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
5241 2005-08-31 Richard Henderson <rth@redhat.com>
5243 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
5246 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
5248 * expr.c (expand_expr_real_1): Compare size of address
5249 mode to target's address mode size in deciding expansion of
5250 the constant address.
5252 2005-08-31 Richard Guenther <rguenther@suse.de>
5255 * expr.c (all_zeros_p): New function.
5256 (expand_expr_real_1): Handle the case of an all-zero
5257 non-addressable constructor separately.
5259 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
5261 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
5262 arguments, adjust all callers.
5263 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
5265 2005-08-30 Richard Henderson <rth@redhat.com>
5268 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
5269 whenever the mode sizes match.
5271 2005-08-31 Alan Modra <amodra@bigpond.net.au>
5273 * calls.c (load_register_parameters): Fix comment typo.
5274 * expr.c (emit_push_insn): Comment formatting.
5276 2005-08-30 Ian Lance Taylor <ian@airs.com>
5278 * config/i386/x-cygwin (host-cygwin): Change dependency from
5279 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5281 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5283 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5286 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5289 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5290 call to ggc_collect.
5292 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
5295 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
5296 beginning. Remove $(INCLUDES) from all the rules, if following
5297 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
5299 2005-08-29 Jakub Jelinek <jakub@redhat.com>
5302 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
5303 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
5304 not constant, but maxlen is, don't set len to maxlen, rather
5305 set maxlen to len if len is a constant.
5307 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
5309 PR tree-optimization/23475
5310 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
5313 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
5315 Fix PR middle-end/22455
5317 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
5318 Checksum only the parts of the tree that exist for the tree code.
5320 2005-08-28 Dale Johannesen <dalej@apple.com>
5322 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
5324 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
5326 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
5328 2005-08-28 Richard Henderson <rth@redhat.com>
5330 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
5331 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
5334 2005-08-28 Jakub Jelinek <jakub@redhat.com>
5337 * builtins.c (get_memory_rtx): Don't strip nops
5338 in between COMPONENT_REFs.
5340 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
5343 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
5345 (gimplify_modify_expr): Check for zero sized types and gimplify the
5346 rhs and lhs as statements.
5348 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
5351 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
5352 state for return address column of signal frames.
5354 2005-08-27 David Edelsohn <edelsohn@gnu.org>
5357 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
5358 bytes >= 2 not bytes == 2.
5359 (expand_block_move): Same.
5361 2005-08-27 Richard Guenther <rguenther@suse.de>
5364 * config/i386/sse.md (sse2_movsd): Add missing closing
5367 2005-08-27 Paul Brook <paul@codesourcery.com>
5369 * genrecog.c (enum decision_type): Add DT_num_insns.
5370 (struct decision_test): Add u.num_insns.
5371 (add_to_sequence): Add DT_num_insns test.
5372 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
5373 (write_cond, debug_decision_2): Ditto.
5374 (change_state): Assume peep2_next_insn never fails.
5375 Remove "afterward" argument.
5376 (write afterward, write_tree): Update to match.
5377 * recog.c (peep2_current_count): New variable.
5378 (peep2_next_insn): Check it.
5379 (peephole2_optimize): Set peep2_current_count.
5380 * recog.h (peep2_current_count): Declare.
5382 2005-08-26 Josh Conner <jconner@apple.com>
5385 * ipa-pure-const.c (check_tree): Check for volatile-ness
5386 when considering a dereference.
5388 2005-08-27 Jakub Jelinek <jakub@redhat.com>
5390 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
5392 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5394 PR rtl-optimization/23561
5395 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
5396 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
5397 at most LEN bytes long memory fits into the field.
5398 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
5399 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
5400 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
5402 2005-08-26 Richard Henderson <rth@redhat.com>
5405 * loop.c (biased_biv_may_wrap_p): New.
5406 (maybe_eliminate_biv_1): Use it to suppress non-equality
5407 comparison transformations. Delete disabled code.
5409 2005-08-26 Ian Lance Taylor <ian@airs.com>
5411 * combine.c (make_extraction): Avoid reference outside object.
5413 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
5415 * stor-layout.c (finalize_type_size): Restore behaviour for
5416 non-aggregate types to the status quo ante of the patch for
5417 pr 23467. Document why it matters.
5419 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5422 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
5423 array by one element, initialize the BT_LAST element with NULL.
5425 2005-08-26 David Edelsohn <edelsohn@gnu.org>
5427 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
5428 optimizing for size.
5430 (compare_plus_eqsi): Same.
5431 (plus_eqsi_compare): Same.
5432 (neg_eq0<mode>): Same.
5433 (neg_eq<mode>): Same.
5435 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
5438 2005-08-26 Nick Clifton <nickc@redhat.com>
5440 * config/v850/v850.c (ep_memory_operand): Return FALSE if
5441 TARGET_EP is not defined.
5442 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
5443 TARGET_EP is enabled.
5444 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
5445 * config/v850/v850.md (save_all_interrupt): Only use the EP
5446 register if TARGET_EP is defined.
5447 (restore_all_interrupt): Likewise.
5448 * config/v850/lib1funcs.asm: Update functions so that the EP
5449 register is only used if __EP__ is defined.
5451 2005-08-26 David Ung <davidu@mips.com>
5453 * config/mips/mips.c (mips_expand_prologue): Handle case when
5454 generating for MIPS16 and the outgoing argument area is more than
5455 SMALL_OPERAND. Use the frame pointer as temporary to generate the
5458 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
5460 * config/crx/crx.md: Make doloop_end pattern usage controllable
5461 via mloop-nesting=<max-nesting> command line switch. Make sure
5462 the combiner cannot use doloop_end_<mode> in an illegal way.
5463 * config/crx/crx.c: Use regs up to r6 for argument passing.
5464 Refine crx_address_cost (non cst4 displacements are expensive).
5465 * config/crx/crx.opt: Add switch for mloop-nesting=.
5467 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
5469 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
5470 (UNSPEC_MVST): New constant.
5472 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
5474 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
5475 Reject operands containing eliminable registers.
5476 * testsuite/gcc.dg/20050825-1.c: New testcase.
5478 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5479 Jan Hubicka <jh@suse.cz>
5481 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
5483 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5485 PR tree-optimization/23546
5486 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
5489 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
5491 * params.def (PARAM_MIN_SPEC_PROB): New.
5492 * sched-rgn.c (MIN_PROBABILITY): Delete.
5493 (compute_trg_info): Convert to PARAM_VALUE.
5494 * doc/invoke.texi (param): Document min-spec-prob.
5496 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
5498 * config/darwin.h: define __PIC__
5499 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
5500 TARGET_OS_CPP_BUILTINS macro.
5502 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5504 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
5507 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5509 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
5511 * cfghooks.c (duplicate_block): Added position where to place
5512 new block as argument.
5513 * cfghooks.h (duplicate_block): Declaration changed.
5514 * cfglayout.c (copy_bbs): Add argument after. Pass it to
5516 * cfglayout.h (copy_bbs): Declaration changed.
5517 * cfgloop.h (loop_version): Declaration changed.
5518 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
5519 position to copy_bbs.
5520 (loop_version): Pass position to duplicate_loop_to_header_edge.
5521 Add place_after argument and position new blocks according to
5523 * modulo-sched.c (sms_schedule): Pass place_after argument
5525 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
5526 * tree-cfg.c (split_edge_bb_loc): New function.
5527 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
5528 to determine position of new blocks.
5529 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
5531 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
5532 argument to duplicate_block.
5533 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
5534 Pass position to copy_bbs.
5536 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5538 * fold-const.c (ptr_difference_const): Use
5539 cst_and_fits_in_hwi instead of host_integerp.
5541 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5543 * config/darwin.c (gen_pic_offset): New.
5544 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
5547 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
5549 PR tree-optimization/23486
5550 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
5552 2005-08-23 Phil Edwards <phil@codesourcery.com>
5554 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
5555 remove use_collect2.
5556 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
5558 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
5559 configuration files to override the default value.
5561 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
5562 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
5563 * config/vx-common.h: New file, split out from...
5564 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
5565 * config/vxworksae.h: New file, for VxWorks AE.
5566 * config/vxworks.opt: New file.
5567 * config/vxlib.c: Update for VxWorks 6.
5569 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
5570 other MULTILIB_* variables appropriately.
5571 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
5572 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
5573 * config/rs6000/vxworks.h: Update for VxWorks 6.
5574 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
5576 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
5579 * config/darwin.c (machopic_select_section): Remove the hack to
5580 mark "::operator new" and "::operator delete" for coalescing
5581 even though they are not weak.
5583 2005-08-24 Alan Modra <amodra@bigpond.net.au>
5585 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
5586 * configure: Regenerate.
5588 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5591 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
5593 * convert.c (convert_to_integer, convert_to_vector): Likewise.
5594 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
5597 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5599 * config/rs6000/predicates.md (equality_operator): New.
5600 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
5601 comparison with a large constant.
5603 2005-08-23 Mark Mitchell <mark@codesourcery.com>
5605 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
5607 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
5609 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
5610 registers is even, and we have a hardware double precision fp,
5612 (sh_gimplify_va_arg_expr): For floating point arguments, consider
5613 size of current argument when checking if argument was passed in
5616 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
5619 * stor-layout.c (finalize_type_size): Dont override
5620 existing alignment with a smaller alignment from the mode.
5622 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5624 * lambda-code.c (lambda_vector_lexico_pos): Moved...
5625 * lambda.h (lambda_vector_lexico_pos): ... here.
5626 * tree-data-ref.c (build_classic_dist_vector): Return false when
5627 the distance vector is lexicographically negative.
5629 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5631 PR tree-optimization/23511
5632 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
5633 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
5635 2005-08-23 Jakub Jelinek <jakub@redhat.com>
5637 PR tree-optimization/22043
5638 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
5639 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
5640 If ALLOW_FLEXARR, handle types ending with flexible array member.
5641 Pass false as second argument to recursive count_type_elements calls.
5642 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
5643 argument to count_type_elements call.
5644 * tree-sra.c (decide_block_copy): Likewise.
5645 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
5646 for a constant-sized object, set cleared as well. Pass true as
5647 second argument to count_type_elements call.
5649 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5652 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
5653 from legitimate_small_data_p, and make global. Update use.
5654 Remove forward declaration.
5655 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
5657 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
5659 2005-08-23 David Edelsohn <edelsohn@gnu.org>
5661 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
5662 of scratch intermediates.
5663 (eq<mode>_compare): Same.
5664 (neg_eq0<mode>): New.
5665 (neg_eq<mode>): Convert to define_insn_and_split.
5667 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5670 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5671 stdarg functions, set/clear the fp marker even when no variable
5673 * config/rs6000/sysv4.opt (mprototype): Describe.
5675 2005-08-22 Jakub Jelinek <jakub@redhat.com>
5677 PR rtl-optimization/23478
5678 * regs.h (reg_info): Add throw_calls_crossed.
5679 (REG_N_THROWING_CALLS_CROSSED): Define.
5680 * flow.c (allocate_reg_life_data): Initialize
5681 REG_N_THROWING_CALLS_CROSSED.
5682 (propagate_one_insn, attempt_auto_inc): Update
5683 REG_N_THROWING_CALLS_CROSSED.
5684 * global.c (global_alloc): Don't allocate pseudos across
5685 calls that may throw.
5687 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
5690 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
5691 value is inbetween the range if we did not find an exact match.
5693 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
5695 * doc/invoke.texi (Option Summary): Add ms1 options.
5696 * doc/extend.texi: Document interrupt handler attribute for ms1.
5697 * doc/md.texi: Document ms1 constraints.
5698 * config.gcc: Add ms1-*-elf.
5699 * config/ms1/ms1.h: New.
5700 * config/ms1/ms1.c: New.
5701 * config/ms1/ms1.md: New.
5702 * config/ms1/ms1-protos.h: New.
5703 * config/ms1/ABI.txt: New.
5704 * config/ms1/crti.asm: New.
5705 * config/ms1/crtn.asm: New.
5706 * config/ms1/lib2extra-funcs.c: New.
5707 * config/ms1/t-ms1: New.
5708 * config/ms1/ms1.opt: New.
5710 2005-08-22 Ira Rosen <irar@il.ibm.com>
5712 * config/rs6000/altivec.md (xorv4sf3): New.
5713 (negv4sf2, neg<mode>2): Likewise.
5715 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
5718 * config/ia64/ia64.md (divsi3): Check divide by zero.
5719 (udivsi3): Likewise.
5721 (udivdi3): Likewise.
5723 2005-08-21 Jakub Jelinek <jakub@redhat.com>
5725 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
5726 up to elem_bitsize bits, not max_bitsize.
5728 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5730 PR tree-optimization/23433
5731 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
5732 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
5734 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5736 PR tree-optimization/23434
5737 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
5738 the iteration bound is not an INTEGER_CST.
5740 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
5742 * tree-vect-transform.c (get_initial_def_for_reduction): Set
5743 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
5744 NULL if need_epilog_adjust is false.
5745 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
5746 Case 3 always peels first itration, not just for PLUS case, and no need
5747 to use scalar_initial_def here. Create an epilog adjustment only if
5748 scalar_initial_def is not NULL.
5750 (vectorizable_reduction): Remove assert.
5752 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
5755 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
5756 (__moddi3): Likewise.
5757 (__udivdi3): Likewise.
5758 (__umoddi3): Likewise.
5759 (__divsi3): Likewise.
5760 (__modsi3): Likewise.
5761 (__udivsi3): Likewise.
5762 (__umodsi3): Likewise.
5764 2005-08-20 Jakub Jelinek <jakub@redhat.com>
5766 * tree-pass.h (TDF_GRAPH): Define.
5767 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
5768 * passes.c (finish_optimization_passes): Only call
5769 finish_graph_dump_file if TDF_GRAPH is set.
5770 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
5771 NULL. Set TDF_GRAPH bit.
5772 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
5774 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
5776 * arm.h (arm_stack_offsets): Add locals_base field.
5777 * arm.c (arm_get_frame_offsets): Compute it.
5778 (thumb_compute_initial_elimination offset): Make the Thumb frame
5779 pointer point to the base of the local variables.
5780 (thumb_expand_prologue): Update accordingly.
5781 (thumb_expand_epilogue): Likewise.
5783 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
5784 mode of clobbered scratch to DImode. Handle a case that's known to
5787 2005-08-19 David Edelsohn <edelsohn@gnu.org>
5789 * config/rs6000/rs6000.md (gt0<mode>): Delete.
5790 (gt0<mode>_compare): Delete.
5791 (neg_gt0<mode>): Delete.
5793 2005-08-19 Eric Christopher <echristo@apple.com>
5795 * optabs.h: Change CTI_ to COI_.
5798 2005-08-19 James E Wilson <wilson@specifix.com>
5800 * builtins.c (expand_builtin_return_addr): Set
5801 current_function_accesses_prior_frames when count != 0. Use
5802 frame_pointer_rtx when count == 0.
5803 * function.h (struct function): Add accesses_prior_frames field.
5804 (current_function_accesses_prior_frames): Define.
5805 * reload1.c (init_elim_table): Check
5806 current_function_accesses_prior_frames.
5807 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
5809 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5811 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
5812 indicator. Return true if the flowgraph changed during
5815 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5818 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
5819 conditional expression before testing its value.
5821 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5823 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5825 2005-08-19 Devang Patel <dpatel@apple.com>
5827 PR tree-optimization/23048
5828 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5829 third parameter. Check whether latch is dominated by exit
5831 (if_convertible_loop_p): Supply exit block itself to
5832 if_convertible_bb_p.
5834 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5837 * arm.md (arm_load_pic_register): Change argument to the mask of
5838 saved registers. Call thumb_find_work_register if we need a
5839 scratch register on Thumb.
5840 (arm_expand_prologue): Pass empty register set to
5841 arm_load_pic_register.
5842 (thumb_expand_prologue): Pass live_regs_mask directly to
5843 arm_load_pic_register.
5844 * arm-protos.h (arm_load_pic_register): Update prototype.
5846 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5848 * sh.c (find_sole_member): New function.
5849 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5850 if the record's alignment is larger than the size of its only member.
5852 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5855 * arm.c (thumb_legitimize_reload_address): New function.
5856 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5857 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5859 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5861 * config/crx/crx.c: Implement crx_decompose_address. Reject
5862 symbolic displacements since CRX register relative adressing
5863 mode can't handle unsigned 32-bit values as displacements.
5864 * config/crx/crx.h: Simplify definitions, remove redundant
5865 parenthesis and obsolete macros.
5866 * config/crx/crx.opt: Add new switch for debugging addresses.
5867 * config/crx/crx-protos.h: Add new declarations for above.
5869 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5872 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5875 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5877 * collect2.c (dup2): Delete.
5878 * configure.ac: Don't check for dup2.
5880 * config.in, configure: Regenerate.
5882 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5884 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5885 record with the type of its only member.
5887 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5889 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5890 define_insn_and_split.
5891 (plus_ltu<mode>_compare): Same.
5892 (gtu<mode>_compare): Same.
5893 (plus_gtu<mode>_compare): Same.
5895 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5897 PR tree-optimization/22228
5898 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5900 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5901 are recorded in vect_vnames_to_rename for renaming.
5902 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
5903 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
5904 in vect_vnames_to_rename.
5905 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
5906 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
5908 2005-08-18 Jan Hubicka <jh@suse.cz>
5911 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
5912 info only for local statics, not for member variables.
5914 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5916 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5918 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5920 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5922 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5925 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5927 2005-08-17 James E Wilson <wilson@specifix.com>
5929 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5932 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5934 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5935 (leu<mode>_compare): Same.
5936 (plus_leu<mode>): Same.
5937 (neg_leu<mode>): Same.
5938 (and_neg_leu<mode): Same.
5939 (ltu<mode>_compare): Same.
5940 (plus_ltu<mode>): Same.
5942 (geu<mode>_compare): Same.
5943 (plus_geu<mode>): Same.
5944 (neg_geu<mode>): Same.
5945 (and_neg_geu<mode>): Same.
5946 (plus_gt<mode>): Same.
5947 (gtu<mode>_compare): Same.
5948 (plus_gtu<mode>): Same.
5950 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5952 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5953 Move call_table_data to end. Delete spurious .text.
5954 (callt_save_all_interrupt): Fix comment typo.
5956 2005-08-17 James E Wilson <wilson@specifix.com>
5957 Kevin Winchester <winchester@amirix.com>
5960 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5962 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5965 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5966 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5968 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5970 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5971 record with the type of its only member if the modes don't match.
5973 * varasm.c (decode_reg_name): Skip empty additional register names.
5975 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5977 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5978 lsm_tmp_name_length): New.
5979 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5980 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5982 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5983 Andreas Krebbel <krebbel1@de.ibm.com>
5985 * config.gcc: Added z9-109 switch.
5986 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5987 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5988 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5989 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5990 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5991 for "z9_109" cpu attribute.
5992 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5993 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5994 (s390_handle_arch_option): Added z9-109 switch.
5995 (override_options): Set respective cost function for z9-109.
5996 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5997 (legitimate_reload_constant_p): Accept extended immediates.
5998 (print_operand): Three new output modifiers added: k, m and o.
5999 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6000 (s390_output_mi_thunk): Use extended immediate when possible.
6001 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6002 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6003 (CONSTRAINT_LEN): Added length of O constraint.
6004 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6005 * config/s390/s390.md ("cpu"): New value z9_109 added.
6006 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6007 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6008 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6009 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6010 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6011 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6012 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6013 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6014 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6015 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6016 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6017 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6018 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6019 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6020 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6022 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6023 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6024 insns for TARGET_EXTIMM.
6026 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6028 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6030 2005-08-17 Nick Clifton <nickc@redhat.com>
6032 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6033 Call default_encode_section_info.
6035 2005-08-17 Steven Bosscher <stevenb@suse.de>
6037 PR tree-optimization/21574
6038 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6039 constant, return CONSTANT.
6040 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6041 (ccp_fold, visit_assignment): Likewise.
6042 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6044 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6046 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6047 fold_buildN instead of buildN then fold_initializer or fold.
6048 (build_unary_op): Likewise.
6049 (build_binary_op): Likewise.
6050 * fold-const.c (fold_initializer): Remove.
6051 (fold_build1_initializer): New function.
6052 (fold_build2_initializer): New function.
6053 (fold_build3_initializer): New function.
6054 * tree.h (fold_initializer): Remove.
6055 (fold_build1_initializer): New function.
6056 (fold_build2_initializer): New function.
6057 (fold_build3_initializer): New function.
6059 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6061 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6062 (try_move_mult_to_index): Call fold_build2 instead of build2.
6063 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6064 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6065 fold_binary_to_constant.
6066 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6068 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6069 check if A == gcd (A, B). Remove TYPE argument.
6070 (analyze_offset) Use fold_build2 instead of fold (build.
6071 (create_data_ref): Likewise.
6072 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6073 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6076 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6078 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6079 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6081 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6084 * gimplify.c (zero_sized_type): New function.
6085 (gimplify_modify_expr_rhs): If we have a zero sized type,
6086 replace the statement with an empty statement.
6088 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6090 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6093 2005-08-16 Ian Lance Taylor <ian@airs.com>
6095 * doc/tm.texi (Label Output): Correct typo.
6097 2005-08-16 Steven Bosscher <stevenb@suse.de>
6100 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6101 force_operand will work later on using have_insn_for.
6103 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6105 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6107 2005-08-16 Ian Lance Taylor <ian@airs.com>
6110 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6111 vector type, don't try to construct it element by element. Add an
6112 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6114 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6116 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6118 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6120 * doc/invoke.texi (Precompiled Headers): Document some more options
6121 which are known to be safe.
6123 2005-08-16 James E Wilson <wilson@specifix.com>
6125 PR tree-optimization/21105
6126 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6127 TREE_OVERFLOW check.
6129 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6131 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6132 (neg_ltu<mode>): Same.
6134 (neg_gtu<mode>): Same.
6136 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6138 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6139 (fold_builtin_isdigit): Use fold_buildN.
6140 (build_function_call_expr): Likewise.
6141 * c-typeck.c (c_finish_loop): Likewise.
6143 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6144 Richard Shann <rshann@superh.com>
6146 PR middle-end/20396:
6147 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6149 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6151 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6153 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6156 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6157 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6160 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6163 * fold-const.c (build_range_check): Disable optimization for function
6164 pointer expressions on targets that require function pointer
6167 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6169 * simplify-rtx.c (simplify_const_relational_operation): When
6170 extracting arguments of a COMPARE, recompute the mode as well.
6172 2005-08-15 Ian Lance Taylor <ian@airs.com>
6174 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6176 2005-08-15 DJ Delorie <dj@redhat.com>
6178 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6180 (movsi_splittable): Allow, but split, moves to the stack.
6181 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6184 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6186 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6187 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6188 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6190 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6191 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6192 Delete HOST_PTR_PRINTF.
6194 * configure, config.in: Regenerate.
6196 2005-08-15 David Edelsohn <edelsohn@gnu.org>
6198 * config/rs6000/rs6000.md (QHSI): New mode macro.
6199 (wd): Extend mode attr for QImode and HImode
6200 (dbits): New mode attr.
6201 (zero_extend<mode>di2): Convert to mode macro.
6203 2005-08-15 Steve Ellcey <sje@cup.hp.com>
6206 * doc/invoke.texi (-mgnu-ld): Update description.
6209 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6212 * Makefile.in (tree-chrec.o): Depends on real.h.
6213 * tree-chrec.c: Include real.h.
6214 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
6215 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
6216 * tree-scalar-evolution.c (add_to_evolution_1,
6217 interpret_rhs_modify_expr): Ditto.
6219 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6222 * tree-data-ref.c (estimate_niter_from_size_of_data): When
6223 step is negative compute the estimation from init downwards to zero.
6225 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
6227 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
6229 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6231 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
6233 (legitimate_reload_constant_p): Fix handling of lliXX operands.
6234 Accept double-word constants that can be split.
6235 * config/s390/s390.md ("movti"): Use 'P' constraint.
6236 ("*movdi_31", "*movdf_31"): Likewise.
6238 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
6240 Fix PR tree-optimization/22615
6242 * tree-ssa-structalias.c (solution_set_add): Handle
6243 first_vi_for_offset returning NULL.
6244 (do_da_constraint): Ditto.
6245 (do_sd_constraint): Ditto.
6246 (do_ds_constraint): Ditto
6247 (find_func_aliases): Ditto.
6248 (build_constraint_graph): RHS is allowed be ANYTHING.
6249 (first_vi_for_offset): Return NULL if we couldn't find anything at
6252 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6254 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
6255 over memory as first operand.
6257 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
6260 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
6261 available for setting it.
6263 2005-08-14 Ira Rosen <irar@il.ibm.com>
6265 PR tree-optimization/23320
6266 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
6267 data-refs' types instead of base object nullness. Add check for
6268 pointer type data-refs before first location comparison. Remove
6271 2005-08-14 Andreas Schwab <schwab@suse.de>
6273 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
6275 2005-08-13 James E Wilson <wilson@specifix.com>
6277 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
6278 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
6279 -fstack-protector-all, --param ssp-buffer-size): Document.
6280 (-Wvariadic-macros): Alphabetize.
6281 (-fsched-stalled-insns-dep): Add missing 'f'.
6283 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6286 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6288 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6289 or indirect address operand.
6290 (EXTRA_ADDRESS_CONSTRAINT): New.
6291 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6293 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
6295 PR tree-optimization/22236
6296 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
6297 successors and predecessors.
6298 * tree-chrec.c (chrec_convert): Before converting, check that
6299 sequences don't wrap.
6300 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
6301 (analyze_array): Extern.
6302 (find_data_references_in_loop): Remove call to
6303 compute_estimated_nb_iterations.
6304 * tree-data-ref.h (analyze_array): Declared.
6305 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
6306 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
6307 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
6308 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
6310 * tree-ssa-loop-ivcanon.c: Fix documentation.
6311 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
6312 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
6313 (infer_loop_bounds_from_undefined): New.
6314 (estimate_numbers_of_iterations_loop): Use
6315 infer_loop_bounds_from_undefined.
6316 (used_in_pointer_arithmetic_p): New.
6317 (scev_probably_wraps_p): Pass an extra parameter. Call
6318 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
6319 (convert_step): Fix documentation.
6320 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
6321 Use initial_condition_in_loop_num and evolution_part_in_loop_num
6322 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
6323 scev_probably_wraps_p.
6325 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6327 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
6328 (s390_register_info): Ignore clobbered_regs information for fixed
6329 registers, and only fixed registers.
6330 (s390_init_frame_layout): Remove redundant call.
6332 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
6334 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
6335 description of -Wold-style-casts.
6337 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6338 Jakub Jelinek <jakub@redhat.com>
6340 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6341 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
6342 * config/s390/s390.c (print_operand): New output modifier 'G' added.
6343 (get_thread_pointer): Renamed to s390_get_thread_pointer.
6344 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
6345 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
6346 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
6347 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6348 ("stack_protect_set", "stack_protect_test"): New expanders.
6349 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
6350 "stack_protect_testdi"): New insn definitions.
6352 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6354 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
6356 2005-08-12 Paul Brook <paul@codesourcery.com>
6358 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
6360 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6362 * config/s390/predicates.md (setmem_operand): New predicate.
6363 (shift_count_operand): Accept ANDs with special constants as
6365 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
6366 with special constants.
6367 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
6368 shift_count_operand with setmem_operand.
6370 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6372 * config/s390/s390.c (s390_extract_part, s390_single_part):
6374 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
6375 (s390_output_mi_thunk): Don't use lg on 31 bit.
6376 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
6377 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
6379 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6381 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
6382 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
6383 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
6384 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
6385 with one of the new macros.
6387 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6389 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
6390 Don't set save_return_addr_p.
6391 (s390_register_info): Make clobbered_regs not depending on
6394 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6396 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
6397 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
6399 2005-08-11 James E. Wilson <wilson@specifix.com>
6401 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
6403 2005-08-11 Jakub Jelinek <jakub@redhat.com>
6405 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
6406 locations gathered by var-tracking in single entry loc_list
6407 over loc_descriptor_from_tree.
6409 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
6410 pass it down to loc_descriptor.
6411 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
6412 (containing_function_has_frame_base): Move earlier in the file.
6413 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
6414 instead of always assuming fbreg can't be used.
6416 2005-08-11 David Edelsohn <edelsohn@gnu.org>
6418 * config/rs6000/altivec.md: Change constraint "m" to "Z".
6419 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6420 Accept address wrapped in AND for Altivec.
6421 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6422 Strip AND wrapping offset address for Altivec.
6424 2005-08-11 Richard Henderson <rth@redhat.com>
6427 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
6428 before using TYPE_IS_SIZETYPE.
6430 2005-08-11 Richard Henderson <rth@redhat.com>
6433 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
6434 insn types not present on ev4.
6435 (alphaev5_insn_pipe): Similarly.
6437 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
6440 * arm.c (arm_override_options): If the user has selected callee-super-
6441 interworking, then enable normal interworking.
6443 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6445 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
6448 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
6450 * doc/rtl.texi: Fix two typos.
6452 2005-08-11 Richard Guenther <rguenther@suse.de>
6455 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
6456 cases where we call to/from functions returning void.
6458 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
6461 * tree.c (build_pointer_type_for_mode): Robustify.
6463 2005-08-10 James E Wilson <wilson@specifix.com>
6465 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
6466 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
6468 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
6471 2005-08-10 Eric Christopher <echristo@apple.com>
6473 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
6474 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
6477 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
6480 * config/darwin.c (machopic_indirect_data_reference): Use a new register
6481 for the high part when generating dynamic-no-pic code.
6483 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
6485 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
6486 (x86_64-*-linux*): Likewise.
6488 * config/i386/crtfastmath.c: New file.
6489 * config/i386/t-crtfm: Likewise.
6491 * config/i386/linux.h (ENDFILE_SPEC): New.
6492 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
6494 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6497 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
6499 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
6500 (vec_shl, vec_shr): Document new operations.
6501 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
6503 2005-08-10 David Edelsohn <edelsohn@gnu.org>
6505 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
6506 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
6507 change predicate to indexed_or_indirect_address.
6509 2005-08-10 Richard Sandiford <richard@codesourcery.com>
6511 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
6512 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
6513 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
6514 and __aeabi_uwrite8.
6515 * config/arm/unaligned-funcs.c: New file.
6516 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
6518 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
6520 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
6522 * cfglayout.c (pass_insn_locators_initialize): Add dump.
6523 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
6525 * except.c (pass_convert_to_eh_region_ranges): Add dump.
6526 * final.c (pass_shorten_branches): Add dump.
6527 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
6528 (pass_life): Rename dump.
6529 (rest_of_handle_flow2): Remove initial verify_flow_info.
6530 * function.c (pass_instantiate_virtual_regs): Add dump.
6531 * integrate.c (pass_initial_value_sets): Add dump.
6532 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
6533 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
6534 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
6535 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
6536 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
6537 gate_rtl_unrool_and_peel_loops): New.
6538 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
6539 rtl_doloop): Do not look at flags.
6540 * mode-switching.c (pass_mode_switching): Add dump.
6541 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
6542 pass_split_before_regstack): Add dump.
6543 * regmove.c (pass_stack_adjustments): Add dump.
6544 * tree-optimize.c (pass_fixup_cfg): Add dump.
6546 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6549 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
6550 deciding which instruction sequence to use.
6552 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
6554 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
6555 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6557 2005-08-09 Richard Guenther <rguenther@suse.de>
6559 * c-common.c (builtin_function_2): Remove.
6560 (def_builtin_1): New function.
6561 (c_common_nodes_and_builtins): Use def_builtin_1 to
6562 build builtin functions.
6564 2005-08-09 Jie Zhang <jie.zhang@analog.com>
6566 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
6567 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6568 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
6571 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6573 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
6574 fold_binary instead of fold_build2 since we don't care about the
6576 (loop_niter_by_eval): Likewise.
6577 (compare_trees): Likewise.
6578 (proved_non_wrapping_p): Likewise.
6580 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6584 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
6585 if the if is really empty.
6587 2005-08-09 Steven Bosscher <stevenb@suse.de>
6589 PR tree-optimization/23234
6590 * tree-ssa-math-opts.c (place_reciprocal): New enum.
6591 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6592 argument of the new enum.
6593 (execute_cse_reciprocals): Add reciprocals for function arguments
6594 on the unique successor edge of the entry block. Update other calls
6595 to execute_cse_reciprocals_1.
6597 2005-08-08 Richard Henderson <rth@redhat.com>
6600 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
6602 2005-08-08 Bob Wilson <bob.wilson@acm.org>
6604 * expr.c (write_complex_part): Return after handling MEM.
6606 2005-08-08 Josh Conner <jconner@apple.com>
6608 PR rtl-optimization/23241
6609 * combine.c (simplify_comparison): Fix error in determining
6610 whether to lift a subreg from comparison.
6612 2005-08-08 David Edelsohn <edelsohn@gnu.org>
6615 * config/rs6000/altivec.md (vec_init<mode>): New.
6616 (vec_set<mode>): New.
6617 (vec_extract<mode>): New.
6618 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
6619 (rs6000_expand_vector_set): New.
6620 (rs6000_expand_vector_extract): New.
6621 (rs6000_legitimate_offset_address_p): Offset addresses are valid
6622 for Altivec modes before reload.
6623 (altivec_expand_vec_init_builtin): New.
6624 (get_element_number): New.
6625 (altivec_expand_vec_set_builtin): New.
6626 (altivec_expand_vec_ext_builtin): New.
6627 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
6629 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
6631 * config/rs6000/rs6000.h (rs6000_builtins): Add
6632 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
6633 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
6634 * config/rs6000/rs6000-protos.h: Declare new functions.
6636 2005-08-08 Jan Hubicka <jh@suse.cz>
6638 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
6639 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
6640 * i386.md (movdi*): Use pic_32bit_operand.
6641 * predicates.md (pic_32bit_operand): New.
6643 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
6646 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
6648 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
6650 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
6651 (test_for_singularity): Use fold_build2.
6653 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6655 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
6657 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
6659 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
6660 (COMMON_ASM_OP) Define.
6661 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
6662 (ix86_encode_section_info): Likewise.
6663 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
6664 SUBTARGET_ENCODE_SECTION_INFO.
6666 2005-08-06 Richard Henderson <rth@redhat.com>
6669 * tree-nested.c (convert_local_reference): Save and restore val_only
6670 around component_ref and friends. Clear walk_subtrees by default.
6672 2005-08-06 Peter O'Gorman <peter@pogma.com>
6675 * gcc.c (process_command): Check the argument to -b has a dash.
6676 * doc/invoke.texi: Update -b and -V docs.
6678 2005-08-06 James E Wilson <wilson@specifix.com>
6680 * config/mips/cross64.h, config/mips/t-cross64: Delete.
6682 2005-08-06 Michael Matz <matz@suse.de>
6684 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
6685 member only if only one insn is associated with the value.
6687 2005-08-06 Nick Clifton <nickc@redhat.com>
6689 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
6691 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
6692 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
6693 Check symbol flags instead of symbol name mangling.
6694 (xstormy16_asm_output_aligned_common): Likewise. Also
6695 simplify code since the bss100_section cass is the only case
6696 where the below100 code will be triggered.
6697 (xstormy16_encode_section_info): Encode below100 attribute
6698 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
6700 (xstormy16_strip_name_encoding): Delete - this function is no
6702 (TARGET_STRIP_NAME_ENCODING): Undefine.
6703 * config/stormy16/stormy16-protos.h: Delete prototype for
6704 xstormy16_strip_name_encoding.
6706 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
6708 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
6709 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
6710 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
6711 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
6712 config/alpha/predicates.md, config/arc/arc.h,
6713 config/arm/arm.h, config/arm/ieee754-df.S,
6714 config/arm/ieee754-sf.S, config/bfin/bfin.c,
6715 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
6716 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
6717 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
6718 config/m68hc11/m68hc11.h, config/mips/mips.c,
6719 config/mips/mips.h, config/mips/openbsd.h,
6720 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
6721 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
6722 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6723 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6724 config/sparc/linux.h, config/sparc/linux64.h,
6725 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
6726 doc/extend.texi, doc/gcov.texi, doc/install.texi,
6727 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
6728 typos. Follow spelling conventions.
6730 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
6733 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
6734 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
6735 specially. Check for side effects only for COND_EXPR.
6736 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
6737 return with TREE_NO_WARNING.
6739 2005-08-06 Richard Sandiford <richard@codesourcery.com>
6741 PR rtl-optimization/23233
6742 * loop.c (combine_movables): Require the modes to be the same.
6743 (move_movables): Remove handling of cases where the replacement
6744 had a different mode to the original.
6746 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
6748 PR tree-optimization/23128
6749 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
6750 subtraction wrap, and set TREE_OVERFLOW if they do.
6752 2005-08-05 Richard Henderson <rth@redhat.com>
6755 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
6756 FORCED_LABEL labels.
6758 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
6761 * reload.c (find_reloads_subreg_address): Pass down TYPE
6762 unchanged. Change all callers except find_reloads_toplev.
6764 2005-08-05 Michael Matz <matz@suse.de>
6766 * genattrtab.c (current_alternative_string): Remove.
6767 (SIMPLIFY_ALTERNATIVE): Ditto.
6768 (attr_alt_bit_p): Ditto.
6769 (alternative_name): Make const char *.
6770 (evaluate_eq_attr): Remove use of above things.
6771 (simplify_test_exp): Ditto.
6772 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
6773 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
6775 2005-08-04 James E Wilson <wilson@specifix.com>
6777 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
6778 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
6779 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
6780 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
6781 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
6783 2005-08-04 Richard Henderson <rth@redhat.com>
6786 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
6787 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
6788 * tree-sra.c (decide_block_copy): Use it. Disable element copy
6789 if we'd have to instantiate too many members.
6791 2005-08-04 Richard Henderson <rth@redhat.com>
6794 * tree-outof-ssa.c (coalesce_asm_operands): New.
6795 (coalesce_ssa_name): Use it. Split out ...
6796 (coalesce_phi_operands, coalesce_result_decls): ... these.
6798 2005-08-04 Paul Brook <paul@codesourcery.com>
6800 * read-rtl.c (read_quoted_string): Break if EOF.
6802 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
6804 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
6805 (fold_build2): Likewise.
6806 (fold_build3): Likewise.
6807 (fold_build1_stat): New function prototype.
6808 (fold_build2_stat): Likewise.
6809 (fold_build3_stat): Likewise.
6810 * fold-const.c (fold_build1): Rename to ..
6811 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6812 through to build1_stat.
6813 (fold_build2): Rename to ..
6814 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6815 through to build2_stat.
6816 (fold_build3): Rename to ..
6817 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6818 through to build3_stat.
6820 2005-08-04 David Edelsohn <edelsohn@gnu.org>
6821 Ian Lance Taylor <ian@airs.com>
6823 * function.c (assign_stack_local_1): Do not correct stack slot
6824 address if allocation size is smaller than mode size.
6826 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6829 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6830 (tree_merge_blocks): Propagate anything allowed by
6832 Clarify documentation.
6833 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6834 SSA form, schedule an update if necessary.
6836 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6838 * doc/install.texi (Binaries): Remove broken link to
6839 Sinix/Reliant Unix binaries.
6841 2005-08-03 Richard Henderson <rth@redhat.com>
6844 * function.c (stack_protect_epilogue): Export.
6845 * tree.h (stack_protect_epilogue): Declare.
6846 * calls.c (expand_call): Call it.
6848 2005-08-03 Eric Christopher <echristo@apple.com>
6850 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6851 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6854 2005-08-04 Jan Hubicka <jh@suse.cz>
6856 * profile.c (branch_prob): Split edges with goto locus on them
6857 to get proper line counts.
6858 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6860 2005-08-03 Paul Brook <paul@codesourcery.com>
6862 * function.c (assign_parms): Round current_function_args_size
6863 to PARM_BOUNDARY, not STACK_BOUNDARY.
6865 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6867 * config/i386/i386.c (x86_elf_aligned_common)
6868 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6870 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6872 PR tree-optimization/23157
6873 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6874 before emitting them.
6876 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6878 PR tree-optimization/19899
6879 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6880 * tree-scalar-evolution.c: Include real.h.
6881 (add_to_evolution): Build constant -1 of correct type.
6883 2005-08-03 Jan Hubicka <jh@suse.cz>
6885 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6886 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6887 profile updating for complette unrolling.
6888 * loop-unroll.c (peel_loop_completely): Use it.
6889 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6890 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6893 2005-08-03 Paul Brook <paul@codesourcery.com>
6895 * combine.c (can_change_dest_mode): New function.
6896 (try_combine, simplify_set): Use it.
6898 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6900 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
6903 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
6905 * doc/install.texi (Specific): Adjust link to openavr.org.
6906 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
6907 (Binaries): Adjust HP-UX Porting Center link.
6908 (Binaries): Adjust Free Software Foundation ordering link.
6910 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
6912 * convert.c (convert_to_integer): Use fold_build1 instead of
6913 build1 when converting an integer to an integer.
6915 2005-08-02 Richard Henderson <rth@redhat.com>
6917 * combine.c (combine_instructions): Don't use reg_equal/equiv
6918 results if the mode doesn't match.
6920 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6922 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6923 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6925 2005-08-02 Richard Henderson <rth@redhat.com>
6928 * explow.c (memory_address): Remove special-case for
6929 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6931 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6934 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6935 number of calls to cleanup_tree_cfg_1.
6937 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6939 * doc/invoke.texi: document file extensions .F90 and .F95
6941 2005-08-02 Richard Guenther <rguenther@suse.de>
6943 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6944 positive if its first argument is positive.
6946 2005-08-02 Richard Guenther <rguenther@suse.de>
6948 PR tree-optimization/23177
6949 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6952 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6954 PR tree-optimization/23129
6955 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6956 varying for divisions with anti-ranges.
6958 2005-08-02 Jan Hubicka <jh@suse.cz>
6960 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6961 * tree-ssa-threadupdate.c (thread_block): Add it here.
6963 2005-08-01 James E Wilson <wilson@specifix.com>
6965 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6966 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6967 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6969 * config/mips/predicates.md (const_call_insn_operand): Add check for
6970 SYMBOL_REF_LONG_CALL_P.
6971 * doc/extend.texi (long_call): Document the new attribute.
6973 2005-08-01 Ian Lance Taylor <ian@airs.com>
6974 Richard Henderson <rth@redhat.com>
6976 * Makefile.in (RTL_BASE_H): Add real.h.
6977 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6979 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6981 * rtl.c (rtl_check_failed_code_mode): New.
6982 * rtl.h (struct rtx_def): Add u.rv.
6983 (XCMWINT, XCNMPRV): New.
6984 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6985 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6987 2005-08-01 Richard Henderson <rth@redhat.com>
6989 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6990 with auto-inc codes.
6992 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6994 2005-08-01 Jan Hubicka <jh@suse.cz>
6996 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6997 * i386.c: Include dwarf2.h
6998 (asm_preferred_eh_data_format): New.
6999 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7001 2005-08-01 Ian Lance Taylor <ian@airs.com>
7003 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7004 randomize_va_space for virtual address randomization control.
7006 2005-08-01 Steven Bosscher <stevenb@suse.de>
7008 * common.opt (flag_ipa_cp): Put in right place to maintain
7011 2005-08-01 Jan Hubicka <jh@suse.cz>
7013 * profile.c (compute_value_histograms): Fix thinko.
7014 * value-prof.c: Include toplev.h
7015 (check_counter): New function.
7016 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7017 tree_mod_subtract_transform): Add sanity check.
7019 2005-08-01 Richard Guenther <rguenther@suse.de>
7021 PR tree-optimization/23133
7022 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7023 current functions parameter decls to find defs to cse
7026 2005-08-01 Richard Guenther <rguenther@suse.de>
7028 PR tree-optimization/23109
7029 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7030 If trapping math is in effect, use post-dominator information
7031 to check if we'd in any case reach a trapping point before
7032 doing the reciprocal insertion.
7033 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7034 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7035 expressions are invariant only if trapping math is not in effect.
7037 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7039 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7040 cgraph_function_versioning): New declarations.
7041 * cgraphunit.c: Add include to ipa-prop.h.
7042 (update_call_expr, cgraph_copy_node_for_versioning,
7043 cgraph_function_versioning): New functions.
7044 * integrate.c (copy_decl_for_inlining): Remove.
7045 * ipa-prop.h (ipa_replace_map): New struct.
7046 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7047 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7048 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7049 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7050 ipcp_iterate_stage, ipcp_method_scale_print,
7051 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7052 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7053 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7054 ipcp_update_bb_counts, ipcp_update_profiling,
7055 ipcp_update_edges_counts): New functions.
7056 (ipcp_method_cval_init): Remove restriction regarding local methods.
7057 (ipcp_init_stage): Add ipcp_method_compute_scale.
7058 (ipcp_insert_stage): Add versioning.
7059 (ipcp_structures_print): Add ipcp_method_scale_print.
7060 (ipcp_driver): Dump profiling info.
7061 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7062 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7063 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7064 (struct inline_data): Add versioning_p, ipa_info, new fields.
7065 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7066 declare_return_variable): Replace calls to copy_decl_for_inlining with
7068 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7070 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7071 Add argument VERSIONING.
7072 (copy_arguments_for_versioning, copy_static_chain,
7073 function_versionable_p, tree_versionable_function_p,
7074 tree_function_versioning, replace_ref_tree): New functions.
7075 * tree-inline.h: Include varray.h.
7076 (tree_versionable_function_p, tree_function_versioning,
7077 tree copy_decl_for_dup): New declarations.
7079 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7081 * ipa-cp.c: New file. Contains IPCP specific functionality.
7082 * ipa-prop.h: New file. Contains structures/definitions that can be
7083 used by several interprocedural data flow optimizations (and also IPCP).
7084 * ipa-prop.c: New file.
7085 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7086 * common.opt: Add ipa-cp flag.
7087 * timevar.def: Add IPCP optimization.
7088 * tree-optimize.c (init_tree_optimization_passes): Schedule
7090 * tree-pass.h (pass_ipa_cp): Declare.
7092 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7094 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7095 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7096 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7097 config/i386/i386.c, config/mips/mips.h,
7098 config/rs6000/rs6000.h, config/sh/sh.c,
7099 config/stormy16/stormy16.c: Fix comment typos.
7101 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7104 * c-typeck.c (build_binary_op): Use common_type wrapper on
7106 (common_type): Update comment.
7108 2005-07-31 Steven Bosscher <stevenb@suse.de>
7111 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7112 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7113 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7115 2005-07-31 Jan Hubicka <jh@suse.cz>
7117 * pretty-print.h (pp_widest_integer): New macro.
7118 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7121 2005-07-31 Jan Hubicka <jh@suse.cz>
7123 * output.h (enum section_category): Export from varasm.c
7124 (categorize_decl_for_section): Likewise.
7125 * varasm.c (enum section_category): Kill.
7126 (categorize_decl_for_section): Make global.
7127 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7129 * i386.c (ix86_section_threshold): New static variable.
7130 (ix86_in_large_data_p, ix86_encode_section_info,
7131 x86_64_elf_unique_section,
7132 x86_64_elf_select_section): New functions.
7133 (TARGET_ENCODE_SECTION_INFO): Define
7134 (override_options): Enable medium model for PIC.
7135 (ix86_expand_prologue): Expand gen_set_got_rex64.
7136 (legitimate_constant_p): Handle new UNSPECs.
7137 (legitimate_pic_address_disp_p): Likewise.
7138 (legitimize_pic_address): Lower MEDIUM model addressing.
7139 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7140 (enum cmodel): Add MEDIUM_PIC.
7141 (SYMBOL_REF_FAR_ADDR_P): New macro.
7142 (SYMBOL_FLAG_FAR_ADDR): New flag.
7143 * i386.md (movdi): Support medium model.
7144 (set_got_rex64): New pattern.
7145 * i386.opt (mlarge-data-threshold): New flag.
7146 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7147 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7148 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7149 TARGET_ASM_UNIQUE_SECTION): New.
7151 * invoke.texi (-mlarge_data_threshold): Document
7153 2005-07-31 Jan Hubicka <jh@suse.cz>
7155 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7156 (coalesce_vars): Likewise.
7157 * tree-ssa-live.c (coalesce_cost): New.
7158 (build_tree_conflict_graph): Use coalesce_cost.
7159 * tree-ssa-live.h (coalesce_cost): Declare.
7161 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7163 * arm.md (all peepholes for post-increment operations): Delete.
7164 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7165 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7166 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7167 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7168 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7170 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7172 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7175 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7178 * doc/invoke.texi: Document -rdynamic.
7180 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7183 * c-parser.c (c_parser_parms_list_declarator): Call
7184 mark_forward_parm_decls.
7185 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7186 decls with visibility structure.
7188 2005-07-30 Paul Brook <paul@codesourcery.com>
7190 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7192 2005-07-30 Paul Brook <paul@codesourcery.com>
7194 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
7196 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
7198 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
7200 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7203 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
7204 nested function declarators.
7205 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7206 (grokparms): Call warn_if_shadowing for parameters used within the
7208 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
7209 not used within the parameter list.
7210 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
7212 2005-07-30 Jan Hubicka <jh@suse.cz>
7214 * expr.c (expand_expr_real_1): Do not load mem targets into register.
7215 * i386.c (ix86_fixup_binary_operands): Likewise.
7216 (ix86_expand_unary_operator): Likewise.
7217 (ix86_expand_fp_absneg_operator): Likewise.
7218 * optabs.c (expand_vec_cond_expr): Validate dest.
7220 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7223 * real.c (real_from_string): Also set last bit if there is a
7224 nonzero hex digit beyond GCC's internal precision after ".".
7226 2005-07-29 David Edelsohn <edelsohn@gnu.org>
7228 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
7229 define_constants. Change duplicate values to unassigned numbers.
7230 Change UNSPEC_SUBS to UNSPEC_VSUBS.
7231 (*altivec_vspltsf): New.
7232 (altivec_vperm_v4sf): Delete.
7233 (altivec_vperm_<mode>): Use mode macro V.
7234 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
7235 (altivec_predicate_v4sf): Delete.
7236 (altivec_predicate_<mode>): Use mode macro V.
7237 (*altivec_lvesfx): New.
7238 (*altivec_stvesfx): New.
7239 (vec_realign_load_v4sf): Delete.
7240 (vec_realign_load_<mode>): Use mode macro V.
7241 * config/rs6000/rs6000.c (generate_set_vrsave): Use
7244 2005-07-29 Mark Mitchell <mark@codesourcery.com>
7247 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
7249 * configure: Regenerated.
7251 2005-07-29 Paul Brook <paul@codesourcery.com>
7253 * doc/install.texi: Add link to GFortran binaries wiki page.
7255 2005-07-29 David Ung <davidu@mips.com>
7257 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
7258 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
7259 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
7260 * config/mips/mips.md (cpu): Add 5kf name.
7261 (includes): Includes 5k.md.
7262 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
7263 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
7266 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7269 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
7270 (cleanup_tree_cfg): ... here.
7271 Call cleanup_tree_cfg_1 until there are no more cleanups to
7274 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
7276 * tree-vrp.c (compare_range_with_value): Return true or false
7277 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
7278 EQ_EXPR respectively.
7280 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7282 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7285 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7287 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7288 (tree_ssa_dominator_optimize): Increment it.
7289 (dump_dominator_optimization_stats): Print it.
7291 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7292 Steven Bosscher <stevenb@suse.de>
7294 PR rtl-optimization/23117
7295 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
7296 when head == tail. Tidy comment.
7298 2005-07-28 Richard Henderson <rth@redhat.com>
7300 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
7301 * cselib.c (rtx_equal_for_cselib_p): Likewise.
7302 * jump.c (rtx_renumbered_equal_p): Likewise.
7303 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
7304 CONST_INT and CONST_DOUBLE.
7305 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
7306 * reload.c (operands_match_p): Special case CONST_INT and
7307 CONST_DOUBLE; check mode earlier.
7309 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7312 * c-typeck.c (convert_for_assignment): Do not check
7313 DECL_IN_SYSTEM_HEADER on NULL fundecl.
7315 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7318 * c-typeck.c (composite_type): Prefer constant size arrays to
7321 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7324 * real.c (real_from_string): Set last bit if there is a nonzero
7325 hex digit beyond GCC's internal precision.
7327 2005-07-28 Richard Henderson <rth@redhat.com>
7330 * cfgcleanup.c (try_forward_edges): Watch out for end of
7333 2005-07-28 James E Wilson <wilson@specifixinc.com>
7336 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
7338 2005-07-28 Jan Hubicka <jh@suse.cz>
7340 * Makefile.in (rtl-profile.o): Kill all traces of it.
7341 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
7342 * coverage.h (rtl_coverage_counter_ref): Kill.
7343 * opts.c (flag_speculative_prefetching_set): Kill.
7344 (flag_loop_optimize_set): New.
7345 (common_handle_option): Disable loop optimizer when profiling;
7346 do not handle speculative prefetching.
7347 * passes.c (init_optimization_passes): Replace pass_profiling combo
7348 by branch_prob pass.
7349 * profile.c (compute_value_histograms): Update for simplified value
7351 (rtl_register_profile_hooks): Kill.
7352 (pass_profiling): Kill.
7353 (rest_of_handle_branch_prob): Do not profile.
7354 * toplev.c (process_options): Remove speculative prefetching.
7355 * toplev.h (flag_tree_based_profiling): Kill.
7356 * tree-profile.c (prepare_instrumented_value,
7357 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7358 tree_gen_one_value_profiler, do_tree_profiling): Update for
7359 simplified datastructures.
7360 * value-prof.c: Add comment that speculative prefetching was dropped;
7361 update rest of file for simplified datastructures.
7362 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
7363 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
7364 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
7365 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
7366 rtl_mod_subtract, gen_speculative_prefetch,
7367 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
7368 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
7369 (gate_handle_value_profile_transformations,
7370 rest_of_handle_value_profile_transformations,
7371 pass_value_profile_transformations): Kill.
7372 * value-prof.h (histogram_value_t): Remove IL based unions.
7373 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
7374 rtl_profile_hooks): Remove hooks.
7376 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
7378 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
7379 (cgraph_clone_node): Likewise.
7380 * cgraph.h (cgraph_clone_edge): Update prototype.
7381 (cgraph_clone_node): Likewise.
7382 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
7384 (lookup_recursive_calls): Consider profile.
7385 (cgraph_decide_recursive_inlining): Fix updating; use new
7386 probability argument; use profile.
7387 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
7388 * tree-inline.c (copy_bb): Update clal of clone_edge.
7389 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
7391 * invoke.texi (min-inline-recursive-probability): Document.
7393 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
7395 * doc/install.texi (Configuration): Update Valgrind homepage.
7397 2005-07-28 Richard Henderson <rth@redhat.com>
7400 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
7401 labels we want to delete.
7402 (cfg_layout_merge_blocks): Likewise.
7404 2005-07-28 Richard Henderson <rth@redhat.com>
7407 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
7408 when expanding to nothing.
7410 2005-07-28 Josh Conner <jconner@apple.com>
7412 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
7413 (cgraph_decide_inlining_of_small_functions): Likewise.
7415 2005-07-28 Josh Conner <jconner@apple.com>
7417 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
7418 direction of badness if negative.
7419 (cgraph_default_inline_p): Add reason to parameters, and assign it
7421 (cgraph_decide_inlining_of_small_functions): New parameter in call
7422 to cgraph_default_inline_p.
7423 (cgraph_decide_inlining_incrementally): Likewise.
7424 * cgraphunit.c (decide_is_function_needed): Likewise.
7425 * cgraph.h (cgraph_default_inline_p): Likewise.
7427 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7429 * builtins.c: Fix comment typo(s).
7430 * genautomata.c: Likewise.
7431 * gimplify.c: Likewise.
7432 * tree-dfa.c: Likewise.
7433 * tree-flow-inline.h: Likewise.
7434 * tree-into-ssa.c: Likewise.
7435 * tree-ssa-alias.c: Likewise.
7436 * tree-ssa-ccp.c: Likewise.
7437 * tree-ssa-copy.c: Likewise.
7438 * tree-ssa-dce.c: Likewise.
7439 * tree-ssa-dom.c: Likewise.
7440 * tree-ssa-operands.c: Likewise.
7441 * tree-tailcall.c: Likewise.
7442 * tree-vectorizer.c: Likewise.
7443 * tree-vrp.c: Likewise.
7446 2005-07-28 Jeff Law <law@redhat.com>
7448 * tree-vrp.c (test_for_singularity): Extracted from ...
7449 (simplify_cond_using_ranges): Attempt to simplify a relational
7450 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
7452 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
7454 PR tree-optimization/22506
7455 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
7456 phis whose argument is constant.
7458 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
7460 PR rtl-optimization/18992
7461 Back out this patch:
7462 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7463 PR optimization/12142
7464 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
7465 uses of the register in the SET_SRC. Remove unnecessary argument.
7467 Replace it with this:
7468 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
7469 if flag_non_call_exceptions is set and the insn may trap, pass
7470 pc_rtx as dest for recursion.
7471 In SET_SRC part of SET case, if dest is already set, pass it down
7474 2005-07-28 Jan Hubicka <jh@suse.cz>
7476 * cfg.c (update_bb_profile_for_threading): Use RDIV.
7477 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
7478 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
7480 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
7481 profile when available.
7483 2005-07-28 Jan Beulich <jbeulich@novell.com>
7485 * config/ia64/ia64.c (ia64_load_pair_ok): New.
7486 (ia64_print_operand): Describe and handle 'X'.
7487 (ia64_register_move_cost): Also handle FP_REGS.
7488 (ia64_preferred_reload_class): Likewise.
7489 (ia64_secondary_reload_class): Likewise.
7490 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
7491 it. Also check for ITANIUM_CLASS_FLDP.
7492 * config/ia64/ia64.h (FP_REGNO_P): New.
7493 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
7494 (reg_class): Add FP_REGS.
7495 (REG_CLASS_NAMES): Adjust for it.
7496 (REG_CLASS_CONTENTS): Likewise.
7497 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
7498 (REG_CLASS_FROM_LETTER): Handle 'x'.
7499 (CLASS_MAX_NREGS): Handle FP_REGS.
7500 (MEMORY_MOVE_COST): Likewise.
7501 * config/ia64/ia64.md (itanium_class): Add fldp.
7502 (type): Handle fldp.
7503 (movti_internal): More allowable operand combinations. Use ldfp8 when
7504 splitting unnecessary. Remove predicable attribute. Adjust
7505 itanium_class attribute.
7506 (smuldi3_highpart): Remove outdated comment.
7507 (mulditi3, umulditi3, rotlti3): New expanders.
7508 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
7509 (absti2): Disabled new insn for future reference.
7510 Respective new splitters.
7511 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
7512 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
7513 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
7515 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
7517 PR rtl-optimization/23047
7518 * simplify-rtx.c (simplify_const_relational_operation): Respect
7519 flag_wrapv for comparisons with ABS.
7521 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
7523 PR tree-optimization/22493
7524 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
7525 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
7527 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
7529 * config/frv/frv.opt (moptimize-membar): New.
7531 * doc/invoke.texi: Document -moptimize-membar and its inverse.
7533 * config/frv/frv.h: Remove machine_function definition.
7535 * config/frv/frv.c (struct frv_io): New.
7536 (struct machine_function): Moved from frv.h. Add has_membar_p.
7537 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
7538 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
7539 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
7540 (frv_optimize_membar_global, frv_optimize_membar): New functions.
7541 (frv_reorg): Call frv_optimize_membar when appropriate.
7542 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
7543 (frv_expand_builtin): Adjust calls accordingly.
7544 (frv_io_address_cookie): New function.
7545 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
7546 load or store rather than a special insn. Add ccnstant address and
7547 io-type operands to the membar.
7548 (frv_ifcvt_modify_tests): Unsign regno.
7549 (frv_ifcvt_modify_tests): Same.
7551 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
7552 UNSPEC_OPTIONAL_MEMBAR constant.
7553 (builtin_read_<mode>): Delete.
7554 (builtin_write_<mode>): Delete.
7555 ("optional_membar_<mode>"): Add operand.
7557 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
7558 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
7559 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
7560 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
7561 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
7562 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
7563 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
7564 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
7565 * testsuite/gcc.target/frv/all-read-write-1.c: New.
7567 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
7569 * df.c (df_uses_record): Handle SCRATCH.
7571 2005-07-28 Steven Bosscher <stevenb@suse.de>
7574 * passes.c (rest_of_decl_compilation): If decl is a type and
7575 we have encountered errors, don't emit debug information.
7577 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
7579 * params.def: Fixed comment.
7581 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
7584 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
7585 (TARGET_ASM_UNALIGNED_HI_OP): Add.
7586 (TARGET_ASM_UNALIGNED_SI_OP): Add.
7588 2005-07-27 Steven Bosscher <stevenb@suse.de>
7591 * varasm.c (assemble_start_function): Don't do anything that may
7592 require a CFG if the current function is a thunk.
7594 2005-07-25 Geoffrey Keating <geoffk@apple.com>
7596 * doc/install.texi (Prerequisites): Mention that perl is needed
7597 to do export control in libstdc++ targetting Darwin.
7599 2005-07-27 Steven Bosscher <stevenb@suse.de>
7601 PR rtl-optimization/17808
7602 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
7603 (sched_insns_conditions_mutex_p): Split out from...
7604 (add_dependence): ...here. But don't call it from here.
7605 (add_dependence_list): Check sched_insns_conditions_mutex_p
7606 before calling add_dependence.
7607 (add_dependence_list_and_free): Likewise.
7608 (fixup_sched_groups): Likewise.
7609 (sched_analyze_1): Likewise.
7610 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
7611 (sched_analyze): Likewise.
7612 (sched_analyze_insn): Likewise.
7613 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7614 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
7615 dependencies on all COND_EXEC insns to jumps ending basic blocks
7616 when doing intrablock scheduling.
7617 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
7619 2005-07-27 Jeff Law <law@redhat.com>
7621 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
7622 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
7623 equivalency sets, correctly handle the case were vr0 has an
7624 equivalency set, but vr1 does not.
7626 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
7628 PR tree-optimization/23073
7629 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
7630 vect_print_dump_info before fprintf.
7632 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7634 PR tree-optimize/22348
7635 * tree-ssa-loop-niter.c (number_of_iterations_cond):
7636 Fold the partial computation.
7638 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7640 PR tree-optimization/22325
7641 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
7643 * tree-scalar-evolution.c (scev_const_prop): Add generic final
7645 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
7646 (force_var_cost): ... this function.
7647 (compute_phi_arg_on_exit): Export.
7649 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7651 PR tree-optimization/20773
7652 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
7655 2005-07-27 Richard Guenther <rguenther@suse.de>
7657 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
7658 Avoid pushing again if current struct contains only
7659 fields we decomposed.
7661 2005-07-27 Jan Hubicka <jh@suse.cz>
7663 PR tree-optimization/22574
7664 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
7667 * tree-tailcall.c (decrease_profile): New function.
7668 (eliminate_tail_call): Use it.
7670 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
7671 visibility flags correctly in whole program mode.
7673 2005-07-26 Steve Ellcey <sje@cup.hp.com>
7675 PR rtl-optimization/22472
7676 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
7678 2005-07-26 Steven Bosscher <stevenb@suse.de>
7680 PR tree-optimization/22504
7681 * tree-complex.c (expand_complex_addition): Use 'code' instead
7682 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7684 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7686 * config.gcc (cpu_type): Add frv case.
7687 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
7688 (supported_defaults): Add fr550 case.
7690 2005-07-26 Diego Novillo <dnovillo@redhat.com>
7693 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
7694 whether a pointer of type T * may point to objects of type T *.
7696 2005-07-26 DJ Delorie <dj@redhat.com>
7698 * configure: Regenerate.
7700 2005-07-26 Dale Johannesen <dalej@apple.com>
7702 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
7704 2005-07-26 Mark Mitchell <mark@codesourcery.com>
7706 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
7707 Clarify use of "build" in name.
7709 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7711 * doc/extend.texi (Raw read/write Functions): New section.
7712 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
7713 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
7714 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
7715 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
7716 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
7717 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
7718 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
7719 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
7720 * config/frv/frv.c: Add bdesc_loads global.
7721 Add bdesc_stores global.
7722 (frv_init_builtins): Add support for __builtin_{read/write}*.
7723 (frv_volatile_memref): New.
7724 (frv_expand_load_builtin): New.
7725 (frv_expand_store_builtin): New.
7726 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
7727 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
7728 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
7729 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
7730 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
7731 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
7732 (builtin_read_<mode>): New.
7733 (builtin_write_<mode>): New.
7734 (builtin_write64): New.
7735 (optional_membar_<mode>): New.
7737 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
7739 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
7740 (rather than units) against HOST_BITS_PER_WIDE_INT.
7742 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
7744 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
7745 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
7746 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
7747 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
7750 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
7751 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
7752 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
7754 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
7756 2005-07-26 Richard Guenther <rguenther@suse.de>
7758 PR tree-optimization/22486
7759 * fold-const.c (fold_unary): Fold away useless component
7760 references of the form (T *)&T.x, if the address
7763 2005-07-25 James E Wilson <wilson@specifixinc.com>
7765 * dwarf2out.c (add_call_src_coords_attributes): New.
7766 (gen_inlined_subroutine_die): Call it.
7767 (maybe_emit_file, init_file_table): Add comments.
7768 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
7770 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
7771 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
7772 * tree.h (BLOCK_SOURCE_LOCATION): New.
7773 (struct tree_block): New field locus.
7775 2005-07-26 Andreas Schwab <schwab@suse.de>
7777 PR rtl-optimization/23043
7778 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
7779 when allocating a struct unoccr.
7781 2005-07-25 Richard Henderson <rth@redhat.com>
7784 * tree-complex.c (gate_no_optimization): True if errors.
7785 * Makefile.in (tree-complex.o): Update dependencies.
7787 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
7789 * config/frv/predicates.md (integer_register_operand): Use
7792 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7795 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
7797 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
7799 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7801 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
7802 types when flag_unsafe_math_optimizations is true.
7804 2005-07-25 Mark Mitchell <mark@codesourcery.com>
7806 * gcc.c (option_map): Add --sysroot.
7807 (process_command): Handle --sysroot.
7808 (display_help): Document it.
7809 * doc/cppopts.tex (-isysroot): Document.
7810 * doc/invoke.texi (--sysroot): Document.
7811 * doc/install.texi (--with-build-sysroot): Document.
7813 * Makefile.in (inhibit_libc): New variable.
7814 (INHIBIT_LIBC_CFLAGS): Likewise.
7815 (LIBGCC2_CFLAGS): Include
7816 $(INHIBIT_LIBC_CFLAGS).
7817 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
7818 ($(T)crtbegin.o): Do not use @inhibit_libc@.
7819 ($(T)crtend.o): Likewise.
7820 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
7821 ($(T)crtendS.o): Likewise.
7822 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7823 ($(T)crtendT.o): Likewise.
7824 (stmp-fixinc): Do not complain about missing headers if
7826 * configure.ac (inhibit_libc): Set it to true/false.
7827 (--with-build-sysroot): New option. Use it to set
7829 * configure: Regenerated.
7831 2005-07-25 Manfred Hollstein <mh@suse.com>
7833 * calls.c (store_one_arg): Fix unsigned comparison warning.
7835 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7838 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7839 (ggc_print_statistics): Initialize variable before use.
7841 2005-07-25 Richard Guenther <rguenther@suse.de>
7843 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7844 calling with a PHI_NODE argument.
7846 * tree-flow-inline.h (overlap_subvar): Protect against
7849 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7851 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7852 * configure: Regenerate.
7854 2005-07-25 Ira Rosen <irar@il.ibm.com>
7856 * expr.c (highest_pow2_factor): Make extern.
7857 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7858 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7859 record_array_differ_p, array_ptr_differ_p): Likewise.
7860 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7861 additional cases. Call the above functions.
7862 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7863 base_object_differ_p when there are two base objects. Otherwise, compare
7864 base address and offset. Call may_alias_p.
7865 (dump_data_reference): Use a correct field name.
7866 (analyze_array): Make static. Initialize new data-ref fields.
7867 (analyze_indirect_ref): New function.
7868 (init_data_ref): Initialize new data-ref fields.
7869 (strip_conversion): Moved from tree-vect-analyze.c.
7870 (analyze_offset_expr, get_ptr_offset, address_analysis,
7871 object_analysis): Likewise.
7872 (analyze_offset): New function.
7873 (create_data_ref): Likewise.
7874 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7875 dimensions for ARRAY_REFs only.
7876 (build_classic_dist_vector): Make static.
7877 (access_functions_are_affine_or_constant_p): Call macro to get the
7878 address of access functions.
7879 (compute_all_dependences): Add new parameter
7880 compute_self_and_read_read_dependences. Compute self and read-read
7881 dependences if it is true.
7882 (find_data_references_in_loop): Call create_data_ref. Initialize new
7884 (compute_data_dependences_for_loop): Add new parameter
7885 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7886 compute nb_loops. Call compute_all_dependences,
7887 build_classic_dist_vector and build_classic_dir_vector with correct
7889 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7890 with correct parameters. Compare dimensions for ARRAY_REFs only.
7891 (free_data_refs): Call macro to free access functions.
7892 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7893 fields from stmt_vinfo.
7894 (struct base_object_info): New structure.
7895 (struct data_reference): Move fields to base_object_info. Add fields
7896 first_location and object_info for above structures. Move fields from
7897 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7898 aligned_to. Add macros to access the new fields.
7899 Update functions declarations.
7900 * tree-flow.h (is_aliased_with): Declare.
7901 * tree-loop-linear.c (linear_transform_loops): Call
7902 compute_data_dependences_for_loop with correct parameters.
7903 * tree-ssa-alias.c (is_aliased_with): New function.
7904 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
7905 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
7906 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
7907 vect_base_addr_differ_p, compute_subscript_distance and
7908 build_classic_dist_vector. Add printings. Check absolute value of
7910 (vect_analyze_data_ref_dependences): Go through ddrs instead of
7912 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
7913 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
7914 to bytes. Add printing.
7915 (vect_compute_data_refs_alignment): Go through loads and stores in one
7917 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7918 vect_analyze_data_ref_access): Likewise.
7919 (vect_analyze_pointer_ref_access): Remove.
7920 (vect_address_analysis, vect_object_analysis): Likewise.
7921 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7922 and analyze data-refs in the loop.
7923 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7924 fields of data-ref instead of stmt. Add init to the offset from the
7926 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7927 (vect_update_init_of_dr): Likewise.
7928 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7929 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7931 (new_loop_vec_info): Initialize new fields.
7932 (destroy_loop_vec_info): Free new fields.
7933 (vect_strip_conversion): Remove.
7934 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7935 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7936 datarefs. Add new field ddrs.
7937 Add macros for the new fields access.
7938 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7939 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7940 Remove their macros.
7941 * tree.h (highest_pow2_factor): Declare.
7943 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7945 * calls.c (store_one_arg): Check for sibling call MEM arguments
7946 from already clobbered incoming argument area.
7948 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7950 * c-common.c (check_missing_format_attribute): New.
7951 * c-common.h (check_missing_format_attribute): Likewise.
7952 * c-typeck.c (convert_for_assignment): Use it.
7954 2005-07-24 Andreas Schwab <schwab@suse.de>
7956 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7957 register use a word move. Correct operand of ext.w in 68000 code.
7959 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7961 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7962 variables as declarations, rather than definitions.
7964 2005-07-24 Ira Rosen <irar@il.ibm.com>
7966 PR tree-optimization/22526
7967 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7970 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7972 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7973 that C99 reserve for future use. Use it to define clog10,
7974 clog10f and clog10l.
7976 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7978 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7979 * configure.ac: Check for -Wmissing-format-attribute.
7981 * configure: Regenerate.
7983 2005-07-23 Richard Henderson <rth@redhat.com>
7985 PR tree-optimization/22623
7986 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7988 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7991 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7993 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7995 * Makefile.in (C_TREE_H): Update dependencies.
7996 * c-tree.h: Include toplev.h.
7997 * diagnostic.h (diagnostic_set_info): Add format attribute.
7998 * rtl-error.c (diagnostic_for_asm): Likewise.
8000 2005-07-23 Chao-ying Fu <fu@mips.com>
8002 * config/mips/mips-dsp.md: New file.
8003 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8004 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8006 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8007 MIPS_BUILTIN_BPOSGE32.
8008 (mips_expand_builtin_direct): Add one parameter to indicate that
8009 builtin functions need to return a value.
8010 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8012 (mips_regno_to_class): Add classes for 12 new DSP registers.
8013 (mips_subword): Change to check four HI registers.
8014 (mips_output_move): Output move to and from 6 new DSP accumulators.
8015 (override_options): Make sure -mdsp and -mips16 are not used together.
8016 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8018 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8020 (print_operand): Add 'q' for printing DSP accumulators.
8021 (mips_cannot_change_mode_class): Check ACC_REGS.
8022 (mips_secondary_reload_class): Check ACC_REGS.
8023 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8024 (mips_register_move_cost): Check ACC_REGS.
8025 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8026 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8027 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8028 (dsp_bdesc): New array.
8029 (bdesc_arrays): Add DSP builtin function table.
8030 (mips_prepare_builtin_arg): Check predicate again after
8032 (mips_expand_builtin): Add one more parameter to
8033 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8034 MIPS_BUILTIN_BPOSGE32.
8035 (mips_init_builtins): Initialize new function types.
8036 (mips_expand_builtin_direct): Check if builtin functions need to
8037 return a value and pass operands properly.
8038 (mips_expand_builtin_bposge): New function.
8039 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8040 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8041 (FIRST_PSEUDO_REGISTER): Increase to 188.
8042 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8043 Update for 12 new DSP registers.
8044 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8045 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8046 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8047 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8048 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8049 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8050 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8051 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8052 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8053 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8054 (REGISTER_NAMES): Add names for 12 new DSP registers.
8055 * config/mips/mips.md: Include mips-dsp.md.
8056 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8057 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8058 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8059 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8060 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8061 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8062 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8063 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8064 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8065 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8066 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8067 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8068 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8069 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8070 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8071 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8072 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8073 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8074 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8075 (UNSPEC_RDDSP): New constants.
8076 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8077 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8079 * config/mips/mips.opt (-mdsp): New option.
8080 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8081 (reg_imm10_operand): New predicates.
8082 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8083 * doc/invoke.texi (-mdsp): Document new option.
8085 2005-07-22 DJ Delorie <dj@redhat.com>
8087 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8089 * tree-inline.c (inlinable_function_p): Likewise.
8091 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8094 * toplev.c (check_global_declarations): Do not mark undefined
8095 variables as DECL_IGNORED_P.
8096 * varasm.c (first_global_object_name): GTY it.
8097 (weak_global_object_name): Likewise.
8098 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8099 a string to go into {weak,first}_global_object_name.
8101 2005-07-22 DJ Delorie <dj@redhat.com>
8103 * c-format.c (check_function_format): Change warning control
8104 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8106 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8108 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8109 &PTR->FLD a dereference of PTR.
8110 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8111 a potential dereference of PTR.
8113 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8115 PR rtl-optimization/20370
8116 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8117 call allocate_reg_info if necessary.
8119 PR rtl-optimization/21848
8120 * calls.c (emit_library_call_value_1): For const functions, add
8121 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8123 PR rtl-optimization/22445
8124 * cselib.c (target.h): Include.
8125 (rtx_equal_for_cselib_p): Allow commutative matches.
8126 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8127 Remove MODE parameter. Changed all callers.
8129 PR rtl-optimization/22258
8130 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8132 (try_combine): Use likely_spilled_retval_p.
8134 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8136 * config.gcc: Add crx-elf support.
8138 * doc/contrib.texi: Mention crx.
8139 * doc/extend.texi: Document crx extensions.
8140 * doc/install.texi: Document crx install.
8141 * doc/invoke.texi: Document crx options.
8142 * doc/md.texi: Document crx constraints.
8144 * config/crx/crx-protos.h: New file.
8145 * config/crx/crx.c: New file.
8146 * config/crx/crx.h: New file.
8147 * config/crx/crx.md: New file.
8148 * config/crx/crx.opt: New file.
8149 * config/crx/t-crx: New file.
8151 2005-07-22 Manfred Hollstein <mh@suse.com>
8153 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8155 (int_add_graph_edge): Likewise.
8156 (collapse_nodes): Likewise.
8157 (process_unification_queue): Likewise.
8159 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8160 Laurent GUERBY <laurent@guerby.net>
8162 PR tree-optimization/22336
8163 * function.c (record_block_change): Check for
8164 cfun->ib_boundaries_block.
8166 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8168 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8169 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8171 2005-07-21 DJ Delorie <dj@redhat.com>
8173 * toplev.c (warn_deprecated_use): Add warning control to warning
8175 * c-typeck.c (parser_build_binary_op): Likewise.
8176 (c_finish_if_stmt): Likewise.
8177 * c-common.c (check_function_sentinel): Likewise.
8178 (check_nonnull_arg): Likewise.
8180 2005-07-21 Richard Henderson <rth@redhat.com>
8183 * tree-complex.c (complex_ssa_name_components): New.
8184 (cvc_lookup): Allow entry not found.
8185 (create_components): Remove.
8186 (create_one_component_var, get_component_var): New.
8187 (get_component_ssa_name, set_component_ssa_name): New.
8188 (extract_component): Use get_component_ssa_name.
8189 (update_complex_components): Use set_component_ssa_name.
8190 (update_complex_components_on_edge): Likewise.
8191 (update_phi_components): Create new PHI nodes directly, instead
8192 of adding insns to edges.
8193 (tree_lower_complex): Allocate and free complex_variable_components
8194 and complex_ssa_name_components here.
8196 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
8198 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
8199 revert to returning false.
8201 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8204 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
8206 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8209 * config/i386/i386.md (cmpxf): Change operand constraints
8210 to "nonmemory_operand".
8212 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8214 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
8216 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8219 * fold-const.c (fold_build1): Add checksum for the operands.
8220 (fold_build2): Likewise.
8221 (fold_build3): Likewise.
8223 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8226 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
8228 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8230 * common.opt (-fforward-propagate): Committed by mistake,
8233 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8235 * reg-stack.c: Fix comment typo(s).
8236 * tree-ssa-operands.c: Likewise.
8237 * tree-vectorizer: Likewise.
8239 2005-07-21 Nick Clifton <nickc@redhat.com>
8241 * config/sh/symbian.c: Replace C++ style line comments with C
8242 style line comments.
8243 (symbian_add_attribute): Do not use a ? operator on the LHS of
8245 (sh_symbian_handle_dll_attribute): Change the type of the
8246 method vector to "VEC(tree,gc)*" and use vector accessor
8247 macros to walk over the elements.
8248 (symbian_export_vtable_and_rtti_p): Likewise.
8249 (symbian_class_needs_attribute_p): Likewise.
8251 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8254 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
8255 initialize targetm.resolve_overloaded_builtin here.
8256 (altivec_expand_overloaded_builtin): Make it non-static.
8257 * config/rs6000/rs6000-protos.h
8258 (altivec_expand_overloaded_builtin): New prototype.
8259 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
8260 targetm.resolve_overloaded_builtin here.
8261 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
8263 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8264 Zdenek Dvorak <dvorakz@suse.cz>
8266 PR tree-optimization/19210
8267 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
8269 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
8270 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
8271 rely on unproven assumptions.
8272 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
8273 * tree-flow.h (number_of_iterations_exit): Add final parameter.
8274 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
8275 to number_of_iterations_exit.
8276 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
8277 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
8278 * tree-ssa-loop-niter.c (find_loop_niter,
8279 estimate_numbers_of_iterations_loop): Likewise.
8280 (number_of_iterations_exit): Honor the new options.
8281 * doc/invoke.texi (Wunsafe-loop-optimizations,
8282 funsafe-loop-optimizations): Document them.
8284 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8286 PR rtl-optimization/22167
8287 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8289 2005-07-20 Adam Nemet <anemet@lnxw.com>
8291 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8292 __do_global_dtors_aux longcall.
8294 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
8296 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
8297 (old_special_pred_table): Don't reference
8298 SPECIAL_MODE_PREDICATES.
8299 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
8300 * config/arc/arc.h: Don't mention PREDICATE_CODES.
8301 * config/sh/predicates.h: Don't mention
8302 SPECIAL_MODE_PREDICATES.
8303 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
8306 2005-07-20 DJ Delorie <dj@redhat.com>
8308 * config.gcc: Add m32c-elf support.
8310 * doc/contrib.texi: Mention m32c.
8311 * doc/extend.texi: Document m32c extensions.
8312 * doc/install.texi: Mention m32c.
8313 * doc/invoke.texi: Document m32c options.
8314 * doc/md.texi: Document m32c constraints.
8316 * config/m32c/addsub.md: New file.
8317 * config/m32c/bitops.md: New file.
8318 * config/m32c/cond.md: New file.
8319 * config/m32c/jump.md: New file.
8320 * config/m32c/m32c-lib1.S: New file.
8321 * config/m32c/m32c-lib2.c: New file.
8322 * config/m32c/m32c-modes.def: New file.
8323 * config/m32c/m32c-pragma.c: New file.
8324 * config/m32c/m32c-protos.h: New file.
8325 * config/m32c/m32c.abi: New file.
8326 * config/m32c/m32c.c: New file.
8327 * config/m32c/m32c.h: New file.
8328 * config/m32c/m32c.md: New file.
8329 * config/m32c/m32c.opt: New file.
8330 * config/m32c/minmax.md: New file.
8331 * config/m32c/mov.md: New file.
8332 * config/m32c/muldiv.md: New file.
8333 * config/m32c/predicates.md: New file.
8334 * config/m32c/prologue.md: New file.
8335 * config/m32c/shift.md: New file.
8336 * config/m32c/t-m32c: New file.
8338 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8340 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8341 (stack_protect_set, stack_protect_test): New expanders.
8342 (stack_protect_set_si, stack_protect_set_si_media,
8343 stack_protect_set_di_media, stack_protect_test_si,
8344 stack_protect_test_si_media, stack_protect_test_di_media):
8347 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
8349 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
8351 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
8353 * tree.h (tree_expr_nonzero_p): Export.
8354 * fold-const.c (tree_expr_nonzero_p): Likewise.
8355 Return true for CALL_EXPRs that are alloca calls.
8356 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
8358 * tree-flow.h (expr_computes_nonzero): Remove.
8359 * tree-vrp.c (expr_computes_nonzero): Remove.
8360 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
8361 (extract_range_from_unary_expr): Likewise.
8362 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
8363 tree_expr_nonzero_p.
8365 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
8367 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
8368 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
8369 extra arg "picreg" and use it instead of pic_offset_table_rtx.
8370 All callers changed.
8371 (frame_related_constant_load): New arg "related" which controls
8372 setting of RTX_FRAME_RELATED_P. All callers changed.
8373 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
8374 (bfin_expand_prologue): Add stack limit checking.
8375 * config/bfin/bfin.md (trapifcc): New pattern.
8377 * config/bfin/bfin.c: Include "langhooks.h".
8378 (def_builtin): Go through lang_hooks to call builtin_function.
8380 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
8381 * config/bfin/predicates.md (symbol_ref_operand): New.
8382 (call_insn_operand): Delete. All callers changed to use
8383 register_no_elim_operand.
8384 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
8386 (function_arg): Use it to generate the call's operand 2.
8387 (bfin_longcall_p): New function.
8388 (bfin_expand_call): Extra arg "cookie". All callers and declaration
8389 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
8390 determine if the address needs to be in a REG.
8391 (bfin_handle_longcall_attribute): New function.
8392 (bfin_attribute_table): Add "longcall" and "shortcall".
8393 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
8394 (CUMULATIVE_ARGS): New member call_cookie.
8395 (PREDICATE_CODES): Add symbol_ref_operand.
8396 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
8397 extra USE to the pattern.
8398 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
8399 New patterns, split off call_insn, sibcall_insn, call_value_insn and
8400 sibcall_value_insn; now the new patterns handle direct calls and the
8401 old ones indirect calls.
8402 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
8404 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8406 * doc/trouble.texi: Update section on handling of empty loops.
8408 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
8410 * config.gcc: Remove support for sparc-*-openbsd*,
8411 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
8413 * config.host: Remove support for i860-*-sysv4* as a host.
8414 * config/i860/*, config/ip2k/*, config/ns32k/*,
8415 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
8416 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
8417 mention obsolete ports.
8419 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8421 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
8423 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
8424 of frame_pointer_rtx.
8425 (sh_expand_epilogue): Likewise.
8426 (sh_set_return_address): Likewise.
8427 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
8428 instead of FRAME_POINTER_REGNUM if needed. Add elimination
8429 offsets from FRAME_POINTER_REGNUM.
8430 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
8431 (sh_register_names): Add initializer for sfp.
8432 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
8433 (VALID_REGISTER_P): Likewise.
8434 (FIRST_PSEUDO_REGISTER): Update.
8435 (DWARF_FRAME_REGISTERS): Define.
8436 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
8437 (HARD_FRAME_POINTER_REGNUM): Define.
8438 (FRAME_POINTER_REGNUM): Redefine.
8439 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
8440 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
8441 from FRAME_POINTER_REGNUM.
8442 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
8443 FRAME_POINTER_REGNUM.
8444 (REG_CLASS_CONTENTS): Add sfp.
8445 (REG_ALLOC_ORDER): Likewise.
8446 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
8447 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
8448 of frame_pointer_rtx.
8449 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8451 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
8453 * fold-const.c (tree_expr_nonnegative_p): Only return true for
8454 ABS_EXPR when flag_wrapv is false because of INT_MIN.
8455 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
8457 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
8460 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
8462 Make CONSTRUCTOR use VEC to store initializers.
8463 * c-common.c (complete_array_type): Update to cope with VEC in
8465 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
8466 (pp_c_constructor_elts): New function.
8467 * c-pretty-print.h (pp_c_constructor_elts): Declare.
8468 * c-typeck.c (build_function_call, build_c_cast, digest_init,
8469 struct constructor_stack, struct initializer_stack,
8470 constructor_elements, push_init_level, pop_init_level,
8471 add_pending_init, find_init_member, output_init_element): Update to
8472 cope with VEC in CONSTRUCTOR_ELTS.
8473 * coverage.c (build_fn_info_value, build_ctr_info_value,
8474 build_gcov_info): Likewise.
8475 * expr.c (categorize_ctor_elements_1, store_constructor,
8476 expand_expr_real_1): Likewise.
8477 * fold-const.c (fold_ternary): Likewise.
8478 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
8479 gimplify_init_constructor, gimplify_expr): Likewise.
8480 * tree-dump.c (dequeue_and_dump): Likewise.
8481 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
8483 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
8485 * tree-sra.c (generate_element_init_1): Likewise.
8486 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8487 * tree-ssa-operands.c (get_expr_operands): Likewise.
8488 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
8489 * tree-vect-transform.c (vect_get_vec_def_for_operand):
8490 (get_initial_def_for_reduction): Likewise.
8491 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
8492 value handle in annotations.
8493 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
8494 tree_node_structure): Add support for constr_kind.
8495 (build_vector_from_ctor, build_constructor_single,
8496 build_constructor_from_list): New functions.
8497 (build_constructor): Update to take a VEC instead of a TREE_LIST.
8498 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
8499 Update to cope with VEC in CONSTRUCTOR_ELTS.
8500 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
8501 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
8502 CONSTRUCTOR_APPEND_ELT): New macros.
8503 (struct constructor_elt, struct tree_constructor): New data types.
8504 (union tree_node): Add tree_constructor field.
8505 * treestruct.def: Define TS_CONSTRUCTOR.
8506 * varasm.c (const_hash_1, compare_constant, copy_constant,
8507 compute_reloc_for_constant, output_addressed_constants,
8508 initializer_constant_valid_p, output_constant,
8509 array_size_for_constructor, output_constructor): Update to cope with
8510 VEC in CONSTRUCTOR_ELTS.
8511 * vec.h (VEC_empty, VEC_copy): New macros.
8513 2005-07-19 Devang Patel <dpatel@apple.com>
8515 * dbxout.c (dbxout_type): Check Objective-C++ lang.
8517 2005-07-19 Richard Henderson <rth@redhat.com>
8520 * gimplify.c (gimplify_expr): Use main variant type for the temp
8521 destination for a discarded volatile read.
8522 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
8523 casts between non-void types that change volatility.
8525 2005-07-15 DJ Delorie <dj@redhat.com>
8527 * toplev.h: Add comment about the first parameter for warning().
8528 * errors.h: Likewise.
8530 * c.opt (Wpragmas): New.
8531 * doc/invoke.texi: Document it.
8533 * function.c (do_warn_unused_parameter): Add warning control to
8535 * c-decl.c (warn_if_shadowing): Likewise.
8536 * c-lex.c (cb_def_pragma): Likewise.
8537 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
8538 (pop_alignment): Likewise.
8539 (handle_pragma_pack): Likewise.
8540 (apply_pragma_weak): Likewise.
8541 (handle_pragma_weak): Likewise.
8542 (handle_pragma_redefine_extname): Likewise.
8543 (add_to_renaming_pragma_list): Likewise.
8544 (handle_pragma_extern_prefix): Likewise.
8545 (maybe_apply_renaming_pragma): Likewise.
8546 (handle_pragma_visibility): Likewise.
8548 * config/c4x/c4x-c.c (BAD): Likewise.
8549 (c4x_parse_pragma): Likewise.
8550 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
8551 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
8552 (rs6000_pragma_longcall): Likewise.
8553 * config/v850/v850-c.c (pop_data_area): Likewise.
8554 (ghs_pragma_section): Likewise.
8555 (ghs_pragma_section): Likewise.
8556 (ghs_pragma_interrupt): Likewise.
8557 (ghs_pragma_starttda): Likewise.
8558 (ghs_pragma_startsda): Likewise.
8559 (ghs_pragma_startzda): Likewise.
8560 (ghs_pragma_endtda): Likewise.
8561 (ghs_pragma_endsda): Likewise.
8562 (ghs_pragma_endzda): Likewise.
8564 2005-07-19 Danny Berlin <dberlin@dberlin.org>
8565 Kenneth Zadeck <zadeck@naturalbridge.com>
8567 * Makefile.in: Removed tree-promote-statics.c
8568 * tree-promote-statics.c: Removed.
8569 * common.opt: Removed flag-promote-statics.
8571 * passes.c: Removed tree-promote-statics pass.
8572 * tree-pass.h: Ditto.
8573 * timevar.def: Removed TV_PROMOTE_STATICS.
8576 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
8578 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
8580 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
8582 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8585 * c-common.c (check_function_arguments): Call
8586 'check_function_format' if either -Wformat or
8587 -Wmissing-format-attribute are specified.
8588 * c-format.c (check_function_format): Check -Wformat before
8589 calling 'check_format_info'.
8590 * c-opts.c (c_common_post_options): Don't warn for
8591 -Wmissing-format-attribute without -Wformat.
8592 * c-typeck.c (convert_for_assignment): Detect additional cases for
8593 -Wmissing-format-attribute.
8594 * doc/invoke.texi (-Wmissing-format-attribute): Document new
8597 2005-07-19 Richard Guenther <rguenther@suse.de>
8599 * config/i386/i386.md (lrint<mode>2): Use temporary
8600 instead of clobbering non-existent memory.
8602 2005-07-19 Nick Clifton <nickc@redhat.com>
8604 * config/avr/avr.c (legitimate_address_p): Fix debugging print
8605 statement to avoid displaying ASCII control characters.
8607 2005-07-19 Ben Elliston <bje@au.ibm.com>
8609 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
8610 * cfganal.c (find_edge_index): Ditto.
8611 * combine.c (combine_instructions): Ditto.
8612 * ddg.c (create_scc): Ditto.
8613 (find_successors): Ditto.
8614 (find_predecessors): Ditto.
8615 (find_nodes_on_paths): Ditto.
8616 (longest_simple_path): Ditto.
8617 * flow.c (update_life_info): Ditto.
8618 (count_or_remove_death_notes): Ditto.
8619 (clear_log_links): Ditto.
8620 * modulo-sched.c (generate_reg_moves): Ditto.
8621 (find_max_asap): Ditto.
8622 (find_max_hv_min_mob): Ditto.
8623 (find_max_dv_min_mob): Ditto.
8624 * sbitmap.c (sbitmap_first_set_bit): Ditto.
8625 * sched-rgn.c (extract_edgelst): Ditto.
8626 * tree-into-ssa.c (prepare_names_to_update): Ditto.
8627 (dump_update_ssa): Ditto.
8628 (ssa_names_to_replace) Ditto.
8629 (switch_virtuals_to_full_rewrite): Ditto.
8630 (update_ssa): Ditto.
8631 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8633 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
8635 Fix PR tree-optimization/22483
8637 * tree-complex.c (create_components): Use
8638 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
8639 * tree-flow-inline.h (fill_referenced_var_vec): New function.
8640 * tree-flow.h (safe_referenced_var_iterator): New structure.
8641 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
8642 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
8643 safe_referenced_var iterator.
8644 (add_type_alias): Ditto.
8646 2005-07-19 Steven Bosscher <stevenb@suse.de>
8648 * loop-init.c (rest_of_handle_loop2): Remove.
8649 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
8650 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
8651 (pass_rtl_loop_init, pass_rtl_loop_done,
8652 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
8653 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
8654 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
8655 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
8656 pass_tree_loop_done, and pass_tree_unswitch.
8657 (gate_loop): Rename to gate_tree_loop.
8658 * passes.c (init_optimization_passes): Update for renamed tree
8659 loop passes. Add the new loop2 passes as subpasses of loop2.
8660 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
8661 Update for the renamed tree loop passes.
8663 2005-07-18 Ian Lance Taylor <ian@airs.com>
8666 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
8667 blocks when optimizing.
8669 2005-07-18 Steve Ellcey <sje@cup.hp.com>
8671 * common.opt (frename-registers): Initialize to 2.
8673 (fgcse-after-reload): Ditto.
8674 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
8675 (process_options): Only change flag_web, flag_rename_registers,
8676 and flag_rerun_cse_after_loop if not explicitly set by user.
8678 2005-07-18 Jan Beulich <jbeulich@novell.com>
8680 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
8681 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
8682 in 64-bit mode the same as DImode in 32-bit mode.
8683 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
8684 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
8685 mode. Add new mode parameter.
8686 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
8687 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
8688 x86_64_shift_adj): New expanders.
8689 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
8690 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
8692 Respective new splitters. Use renamed shift splitter helpers in 32-bit
8693 DImode shift splitters.
8694 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
8695 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
8698 2005-07-18 Jan Beulich <jbeulich@novell.com>
8700 * i386.md (movdi_extzv_1): New.
8701 (zero_extendhidi2): Combine alternatives and never force use of
8703 (zero_extendqidi2): Likewise. Don't restrict input selection.
8705 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8707 Fix PR tree-optimization/22531
8708 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
8711 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8713 * tree-promote-statics.c (pass_promote_statics): Change dump file
8716 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8718 * tree-optimize.c (init_tree_optimization_passes): Add
8719 pass_eliminate_useless_stores pass.
8720 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
8721 * tree-ssa-pre.c (is_copy_stmt): New function.
8722 (follow_copies_till_vuse): Ditto.
8723 (do_eustores): Ditto.
8724 (gate_eustores): Ditto.
8726 2005-07-16 Richard Henderson <rth@redhat.com>
8728 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
8730 2005-07-16 Danny Berlin <dberlin@dberlin.org>
8731 Kenneth Zadeck <zadeck@naturalbridge.com>
8733 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
8734 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
8735 ipa-type-escape.h, tree-promote-statics.c
8736 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
8737 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
8738 tree-promote-statics.c: new files.
8739 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
8740 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
8741 int nonlocal_set_p, mark_constant_function): Deleted.
8742 (rest_of_handle_cfg): Removed call to mark_constant_function.
8743 (nonoverlapping_component_refs_p): Added calls to support
8744 type based aliasing.
8745 * tree-ssa-alias.c (may_alias_p,
8746 compute_flow_insensitive_aliasing): Ditto.
8747 * calls.c (flags_from_decl_or_type): Removed reference to
8749 * c-typeck.c (convert_arguments): Make builtins tolerant of having
8750 too many arguments. This is necessary for Spec 2000.
8751 * cgraph.h (const_function, pure_function): Removed.
8752 * common.opt: Added "fipa-pure-const", "fipa-reference",
8753 "fipa-type-escape", and "ftree-promote-static".
8755 * passes.c: Added ipa and tree-promote-statics passes.
8756 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
8757 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
8758 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
8759 * tree-flow.h: Added exposed sra calls and addition of
8760 reference_vars_info field for FUNCTION_DECLS.
8761 * tree-pass.h: Added passes.
8762 * tree-sra.c: (sra_init_cache): New function.
8763 (sra_insert_before, sra_insert_after) Made public.
8764 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
8766 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
8767 aliasing. (may_alias_p): Added code to use type escape analysis to
8769 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
8770 code to prune clobbers of static variables based on information
8771 produced in ipa-reference pass. Changed call clobbering so that
8772 statics are not marked as clobbered if the call does not clobber
8775 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
8777 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
8780 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8782 * doc/install.texi (*-*-solaris2*): Document recommended version
8783 of GNU binutils and mention GNU linker problem on Solaris 10.
8785 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
8788 * c-decl.c (c_build_bitfield_integer_type): New function.
8789 (finish_struct): Call it.
8790 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
8792 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8794 * c-typeck.c (digest_init): Call 'convert_for_assignment'
8797 2005-07-16 Jan Hubicka <jh@suse.cz>
8799 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
8800 (scale_bbs_frequencies_int): Watch roundoff errors.
8801 * predict.c (return_prediction): Initialize return_stmt.
8803 2005-07-16 Jan Hubicka <jh@suse.cz>
8805 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
8806 after RTL profiling.
8808 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
8811 * fold-const.c (build_range_check): Convert high/low to etype
8812 if we are only comparing against exp.
8814 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
8816 Fix PR tree-optimization/22376
8817 * tree-ssa-structalias.c (build_constraint_graph): We really meant
8819 (need_to_solve): New function.
8820 (compute_points_to_sets): Use it.
8822 2005-07-15 Jan Hubicka <jh@suse.cz>
8824 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8825 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8827 2005-07-15 Richard Guenther <rguenther@suse.de>
8829 * c-common.c (handle_flatten_attribute): New function.
8830 Add flatten function attribute.
8831 * doc/extend.texi: Document flatten function attribute.
8832 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8833 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8835 (cgraph_decide_inlining): Handle functions with flatten
8838 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8840 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8841 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8842 UNSPEC_XCHG, UNSPEC_AND): New.
8843 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8844 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8845 * config/rs6000/sync.md (FETCHOP): New code macro.
8846 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8848 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8849 (sync_compare_and_swap<mode>): Same.
8850 (sync_lock_test_and_set<mode>): Same.
8851 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8852 for QImode and HImode, and not PPC405.
8853 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8854 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8855 (sync_<fetchop>{si,di}_internal): New.
8856 (sync_nand{si,di}_internal): New.
8857 (sync_old_<fetchop>{si,di}_internal): New.
8858 (sync_old_nand{si,di}_internal): New
8859 (sync_new_<fetchop>{si,di}_internal): New.
8860 (sync_new_nand{si,di}_internal): New.
8861 (atomic_and{si,di}): New.
8862 (sync_new_nand{si,di}_internal): New.
8863 (atomic_and{si,di}): New.
8864 (sync_add<mode>_internal): Delete.
8865 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8866 (sync_sub<mode>_internal): Delte.
8867 (sync_subshort_internal): New.
8868 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8869 (sync_anddi_internal): Delete.
8870 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8871 (sync_booldi_internal): Delete.
8872 (sync_boolc<mode>_internal): Delete.
8873 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8874 (sync_boolc<mode>_internal2): Delete.
8875 (sync_boolcc<mode>_internal): Delete.
8876 (isync, lwsync): Use unspec instead of unspec_volatile.
8877 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8878 Revert UNSPEC_VOLATILE.
8879 (rs6000_split_atomic_op): New.
8880 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8882 2005-07-14 Eric Christopher <echristo@redhat.com>
8884 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8885 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8887 2005-07-14 Eric Christopher <echristo@redhat.com>
8889 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8891 2005-07-14 Steven Bosscher <stevenb@suse.de>
8893 PR tree-optimization/22230
8894 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8895 the computation of the four cross productions for "range op range".
8897 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8898 Ulrich Weigand <uweigand@de.ibm.com>
8901 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
8904 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8906 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
8908 2005-07-14 Steve Ellcey <sje@cup.hp.com>
8910 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
8912 2005-07-14 Richard Guenther <rguenther@suse.de>
8915 * config/i386/i386-protos.h (ix86_function_value): Change
8916 prototype to match new target hook.
8917 * config/i386/i386.c (ix86_value_regno): Change prototype
8918 to take extra type argument.
8919 (TARGET_FUNCTION_VALUE): Define.
8920 (ix86_function_ok_for_sibcall): Pass extra argument to
8921 ix86_value_regno, check return slot rtx for exact match.
8922 (ix86_function_value): Take extra parameter. Dispatch to
8923 ix86_value_regno with fndecl/fntype as provided.
8924 (ix86_value_regno): Handle extra type argument.
8925 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8927 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8928 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8929 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8930 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8931 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8933 2005-07-14 Richard Guenther <rguenther@suse.de>
8935 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8936 * calls.c (expand_call): Pass fntype to hard_function_value.
8937 (emit_library_call_value_1): Likewise.
8938 * explow.c: Include target.h.
8939 (hard_function_value): Take extra argument, the fntype.
8940 Use new target hook for function_value.
8941 * expr.h (hard_function_value): Change prototype.
8942 * function.c (aggregate_value_p): Pass 0 as fntype to
8943 hard_function_value.
8944 (assign_parms): Use new target hook for function_value.
8945 Pass 0 as fntype to hard_function_value.
8946 (expand_function_end): Likewise.
8947 * reg-stack.c: Include target.h.
8948 (stack_result): Use new target hook for function_value.
8949 * target-def.h: New target hook function_value.
8950 * target.h: Likewise.
8951 * targhooks.c (default_function_value): New function.
8952 * targhooks.h (default_function_value): Declare.
8954 2005-07-13 Ian Lance Taylor <ian@airs.com>
8956 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8958 2005-07-14 Jan Hubicka <jh@suse.cz>
8960 * tree-dfa.c (dump_variable): Use default_def function.
8961 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8962 * tree-ssa.c (verify_use): Likewise.
8963 * tree-ssanames.c (release_ssa_name): Likewise.
8964 * tree-tailcall.c (eliminate_tail_call): Likewise.
8965 (tree_optimize_tail_calls_1): Likewise.
8966 * tree-vrp.c (get_value_range): Likewise.
8968 2005-07-14 Ben Elliston <bje@au.ibm.com>
8970 * gcc.c (main): Compare language[0] with '*' when iterating over
8973 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8975 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8976 "s390_emit_compare". Add handling of CCZ1mode.
8977 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8978 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8980 (s390_branch_condition_mask): Add CCZ1mode handling.
8981 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8982 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8983 Use CCZ1mode instead of CCZmode.
8984 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8986 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8988 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8990 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8992 2005-07-13 Eric Christopher <echristo@redhat.com>
8994 * config/mips/mips.c (mips_canonicalize_comparison): New.
8995 (mips_emit_int_relational): Use.
8997 2005-07-13 Eric Christopher <echristo@redhat.com>
8999 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9001 * config/s390/s390.md: Include tpf.md. Move tpf specific
9003 * config/s390/tpf.md: To here.
9004 * config/s390/s390.opt: Move tpf specific options...
9005 * config/s390/tpf.opt: to here. Add mmain option.
9006 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9007 * config/s390/tpf.h: Rewrite.
9009 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9011 * doc/tm.texi: Remove @xref{Cross-profiling}.
9013 2005-07-13 Jeff Law <law@redhat.com>
9015 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9016 expressions, test their _DECL operands for pointer equality rather
9017 than using operand_equal_p.
9019 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9021 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9022 (TARGET_POSIX_IO): This.
9023 * config/darwin.h: Likewise.
9024 * config/freebsd.h: Likewise.
9025 * config/linux.h: Likewise.
9026 * config/lynx.h: Likewise.
9027 * config/netbsd.h: Likewise.
9028 * config/rs6000/linux64.h: Likewise.
9029 * config/rs6000/linux.h: Likewise.
9030 * config/s390/tpf.h: Likewise.
9031 * config/sh/embed-elf.h: Likewise.
9032 * config/sparc/linux64.h: Likewise.
9033 * config/sparc/linux.h: Likewise.
9034 * config/svr4.h: Likewise.
9035 * gcov-io.h: Likewise.
9037 * doc/tm.texi: Updated.
9039 * libgcov.c (create_file_directory): Defined only if
9040 TARGET_POSIX_IO is defined.
9041 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9044 2005-07-13 Jan Hubicka <jh@suse.cz>
9046 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9048 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9050 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9051 structure as argument.
9053 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9055 PR tree-optimization/21921
9056 * tree-iterator.c (tsi_link_before): Support the case when
9057 tsi_end_p (tsi) == true.
9059 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9061 PR tree-optimization/22442
9062 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9065 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9067 PR rtl-optimization/20376
9068 * toplev.c (process_options): Enable -fweb and -frename-registers when
9070 * doc/invoke.texi: Update the information about when -fweb and
9071 -frename-registers are enabled.
9073 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9076 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9077 if *rhs_p is not a SSA_NAME.
9079 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9081 Fix PR tree-optimization/22422
9082 * tree-ssa-structalias.c (struct variable_info): Add flag for
9084 (get_varinfo): Now a static function.
9085 (new_varinfo): init has_union and is_special_var to false.
9086 (solution_set_add): Check has_union.
9087 (do_da_constraint): Move temporary variable so it gets reset
9089 Also check for special variable.
9090 (do_ds_constraint): Ditto.
9091 (do_sd_constraint): Ditto.
9092 (do_structure_copy): Check for special variable.
9093 (find_func_aliases): Ditto.
9094 (init_base_vars): Set special vars properly.
9096 2005-07-13 Jan Hubicka <jh@suse.cz>
9098 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9101 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9102 (get_expr_operands): Fix thinko wrt flags and subvars.
9104 PR tree-optimize/22379
9105 * tree-inline.c (expand_call_inline): Do not output sorry in early
9108 2005-07-12 Dale Johannesen <dalej@apple.com>
9110 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9112 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9115 * host-linux.h: Include limits.h.
9117 2005-07-12 Dale Johannesen <dalej@apple.com>
9119 * expr.c (compress_float_constant): Add cost check.
9120 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9122 2005-07-12 Dale Johannesen <dalej@apple.com>
9124 * gcc.target/i386/compress-float-sse.c: New.
9125 * gcc.target/i386/compress-float-sse-pic.c: New.
9126 * gcc.target/i386/compress-float-387.c: New.
9127 * gcc.target/i386/compress-float-387-pic.c: New.
9128 * gcc.dg/compress-float-ppc.c: New.
9129 * gcc.dg/compress-float-ppc-pic.c: New.
9131 2005-07-12 Eric Christopher <echristo@redhat.com>
9133 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9135 * config/s390/s390.md: Include tpf.md. Move tpf specific
9137 * config/s390/tpf.md: To here.
9138 * config/s390/s390.opt: Move tpf specific options...
9139 * config/s390/tpf.opt: to here. Add mmain option.
9140 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9141 * config/s390/tpf.h: Rewrite.
9143 2005-07-12 Eric Christopher <echristo@redhat.com>
9145 * gcc.c (struct infile): Update comment for language.
9146 (main): Rewrite input file resetting code.
9148 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9151 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9152 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9153 (lookup_avail_expr): Use constant_boolean_node instead
9154 of boolean_false_node/boolean_true_node.
9156 2005-07-12 Ben Elliston <bje@au.ibm.com>
9158 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9159 and use it when printing num_edges.
9161 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9163 * doc/extend.texi (Blackfin Built-in Functions): New section.
9164 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9167 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9169 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9170 s/cmpstrsi/cmpstrnsi
9171 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9173 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9174 (init_optabs): Initialize cmpstrn_optab.
9175 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9176 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9177 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9178 * config/i386/i386.md: s/cmpstr/cmpstrn
9179 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9180 * doc/md.texi: Update documentation.
9182 2005-07-11 Richard Henderson <rth@redhat.com>
9184 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9185 build_va_arg_indirect_ref.
9186 (alpha_gimplify_va_arg): Likewise.
9187 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9188 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9189 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9190 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9191 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9192 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
9194 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
9196 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9198 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
9199 * passes.c (init_optimization_passes): Add pass_empty_loop.
9200 * tree-pass.h (pass_empty_loop): Declare.
9201 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
9202 try_remove_empty_loop, remove_empty_loops): New functions.
9203 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
9204 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
9206 2005-07-12 Peter Barada <peter@the-baradas.com>
9210 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
9211 in address registers.
9212 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
9213 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
9214 alternative of addsi3_5200.
9216 2005-07-11 Ian Lance Taylor <ian@airs.com>
9218 * config/mips/mips.md (ffs<mode>2): Remove.
9220 2005-07-11 Ian Lance Taylor <ian@airs.com>
9222 * doc/tree-ssa.texi (Cleanups): Improve description of
9224 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
9226 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9228 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
9229 * tree.h (DECL_ARGUMENT_FLD): New macro.
9231 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9233 Fix PR tree-optimization/22404
9235 * tree-ssa-structalias.c (create_variable_info_for): Use
9238 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
9240 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
9241 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
9242 for second comparison operand.
9243 * config/bfin/predicates.md (reg_or_const_int_operand): New.
9245 * config/bfin/bfin.md (define_attr "type"): Add "sync".
9246 (define_insn_reservation "alu"): Likewise.
9247 (csync, ssync): Now of type sync.
9248 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
9249 -mcsync-anomaly -mspecld-anomaly.
9250 * config/bfin/bfin.opt (mcsync): Remove.
9251 (mcsync-anomaly, mspecld-anomaly): Add.
9252 * config/bfin/bfin.c: Include "insn-codes.h".
9253 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
9254 (TARGET_DEFAULT_TARGET_FLAGS): New.
9255 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
9257 2005-07-11 Steven Bosscher <stevenb@suse.de>
9259 * basic-block.h: Give the BB flags enum a name, bb_flags.
9260 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
9261 * cfgcleanup.c (enum bb_flags): Remove here.
9262 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
9263 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
9264 (update_forwarder_flag): Likewise.
9265 (thread_jump): Likewise.
9266 (try_forward_edges): Likewise.
9267 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
9268 forwarder flags. Don't clear bb->aux for all basic blocks. Only
9269 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
9271 2005-07-11 Richard Guenther <rguenther@suse.de>
9273 * config/i386/i386.opt: New target option -msseregparm.
9274 * config/i386/i386.c (override_options): Error out for
9275 -msseregparm but no SSE support.
9276 (ix86_function_sseregparm): Check for global sseregparm.
9277 * doc/invoke.texi: Document -msseregparm.
9279 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9281 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9282 (m32rle-*-linux*): Ditto.
9284 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9286 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9287 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9290 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9294 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
9295 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
9297 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
9299 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
9300 (varmap): Heapify varmap.
9301 (constraints): Heapify constraints.
9302 (struct constraint_graph): Heapify succs and preds.
9303 (constraint_vec_find): Update for heapification.
9304 (constraint_set_union): Ditto.
9305 (insert_into_complex): Ditto.
9306 (constraint_edge_vec_find): Ditto.
9307 (erase_graph_self_edge): Ditto.
9308 (add_graph_edge): Ditto.
9309 (get_graph_weights): Ditto.
9310 (merge_graph_nodes): Ditto.
9311 (build_constraint_graph): Ditto.
9312 (topo_visit): Ditto.
9313 (solve_graph): Ditto.
9314 (create_variable_info_for): Ditto.
9315 (init_base_vars): Ditto.
9316 (delete_points_to_sets): Free graph, varmap, and complex constraints.
9317 (condese_varmap_nodes): Free complex vector.
9318 (clear_edges_for_node): Clear succs and preds vector.
9320 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9322 * tree-ssa-structalias.c (update_alias_info): Change counting of
9323 references to not include vdefs.
9325 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9327 * tree-ssa-alias.c (free_used_part_map): Add missing free.
9330 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9332 * pa.c (pa_commutative_p): Make PLUS commutative when
9333 TARGET_NO_SPACE_REGS is true.
9335 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9337 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
9338 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
9339 * tree-dfa.c (dump_subvars_for): New.
9340 (debug_subvars_for): New.
9341 (dump_variable): Show subvariables if VAR has them.
9342 * tree-flow-inline.h (get_subvar_at): New.
9343 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
9344 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
9346 (struct subvar): Change fields offset and size to unsigned
9348 (dump_subvars_for): Declare.
9349 (debug_subvars_for): Declare.
9350 (get_subvar_at): Declare.
9351 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
9352 to unsigned HOST_WIDE_INT *.
9353 (overlap_subvar): Likewise.
9354 * tree-gimple.c (is_gimple_reg): Always return false for
9355 SFTs and memory tags.
9356 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
9358 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
9359 (compute_may_aliases): Call compute_points_to_sets.
9360 (collect_points_to_info_for): Remove.
9361 (compute_points_to_and_addr_escape): Remove.
9362 (delete_alias_info): Call delete_points_to_sets.
9363 (compute_flow_sensitive_aliasing): If the call to
9364 find_what_p_points_to returns false, call set_pt_anything.
9365 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
9366 (set_pt_anything): Clear pi->pt_vars.
9367 (set_pt_malloc): Remove.
9368 (merge_pointed_to_info): Remove.
9369 (add_pointed_to_expr): Remove.
9370 (add_pointed_to_var): Remove.
9371 (collect_points_to_info_r): Remove.
9372 (is_escape_site): Make extern.
9374 (create_overlap_variables_for): Call it.
9375 * tree-ssa-copy.c (merge_alias_info): Never merge
9376 flow-sensitive alias information.
9377 * tree-ssa-operands.c (get_expr_operands): Adjust variables
9378 offset and size to be unsigned HOST_WIDE_INT.
9379 (add_to_addressable_set): Rename from note_addressable.
9380 Set TREE_ADDRESSABLE as the variables are added to the set.
9382 (add_stmt_operand): Do not try to micro-optimize unmodifiable
9383 operands into VUSEs when adding V_MAY_DEFs for members in an
9385 * tree-ssa-operands.h (add_to_addressable_set): Declare.
9386 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
9387 (struct variable_info): Add bitfield is_heap_var.
9388 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
9389 (new_var_info): Initialize is_heap_var.
9390 (get_constraint_for): Add HEAP variables to the symbol table.
9391 Mark them with is_heap_var.
9392 (update_alias_info): New. Taken mostly from the old
9393 compute_points_to_and_addr_escape.
9394 (handle_ptr_arith): New.
9395 (find_func_aliases): Call update_alias_info.
9396 Call handle_ptr_info for tcc_binary expressions.
9397 Call mark_stmt_modified.
9398 (create_variable_info_for): If DECL has subvars, do not create
9399 variables for its subvars. Always add all the fields.
9400 (set_uids_in_ptset): If the solution includes ANYOFFSET and
9401 SFTs, then add all the SFTs of the structure.
9402 If VI->DECL is an aggregate with subvariables, add the SFT at
9404 (find_what_p_points_to): If VI is an artificial variable,
9405 translate to bitfields in SSA_NAME_PTR_INFO.
9406 If the solution is empty, set pi->pt_vars to NULL
9407 (init_base_vars): Create ANYOFFSET.
9408 (compute_points_to_sets): Rename from create_alias_vars.
9410 (pass_build_pta): Remove.
9411 (delete_points_to_sets): Rename from delete_alias_vars.
9412 (pass_del_pta): Remove.
9413 * tree-ssa-structalias.h (struct alias_info): Move from
9415 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
9416 NUM_REFERENCES_SET): Likewise.
9417 (compute_points_to_sets, delete_points_to_sets): Declare.
9419 2005-07-09 Richard Henderson <rth@redhat.com>
9421 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
9422 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
9423 alpha_split_lock_test_and_set_12): New functions.
9424 * config/alpha/alpha-protos.h: Update.
9425 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
9426 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
9427 * config/alpha/sync.md (I12MODE): New.
9428 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
9429 (sync_<fetchop_name><I48MODE>): Likewise.
9430 (sync_nand<I48MODE>): Likewise.
9431 (sync_old_<fetchop_name><I48MODE>): Likewise.
9432 (sync_new_<fetchop_name><I48MODE>): Likewise.
9433 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9434 (sync_compare_and_swap<I48MODE>): Likewise.
9435 (sync_lock_test_and_set<I48MODE>): Likewise.
9436 (sync_compare_and_swap<I12MODE>): New.
9437 (sync_compare_and_swap<I12MODE>_1): New.
9438 (sync_lock_test_and_set<I12MODE>): New.
9439 (sync_lock_test_and_set<I12MODE>_1): New.
9441 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9445 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
9447 2005-07-09 Jakub Jelinek <jakub@redhat.com>
9449 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
9450 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
9452 2005-07-09 Richard SAndiford <richard@codesourcery.com>
9455 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9457 2005-07-08 David Edelsohn <edelsohn@gnu.org>
9459 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
9460 memory_operand constraint.
9461 (store_conditional_<mode>): Same.
9462 (sync_compare_and_swap<mode>): Same.
9463 (sync_lock_test_and_set<mode>): Same.
9465 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
9467 Rewrite PIC support to more closely model actual instructions.
9468 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
9469 (cris_symbol): Remove prototypes for removed functions.
9470 (cris_pic_symbol_type_of, cris_valid_pic_const)
9471 (cris_expand_pic_call_address): Prototypes for new functions.
9472 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
9474 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
9476 <case ':'>: Add case for new punctuation character.
9477 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
9478 emitting (extra) PIC modifier.
9479 <case UNSPEC>: Do not assert for PLT.
9480 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
9481 (cris_expand_prologue, cris_expand_epilogue): Check
9482 for pic_offset_table_rtx usage instead of taking
9483 current_function_uses_pic_offset_table as the final word.
9484 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
9485 Remove flag_pic difference.
9486 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
9487 the moral equivalents of...
9488 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
9490 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
9491 (cris_handle_option): Mark ARG as unused.
9492 (cris_expand_pic_call_address): New worker function for "call",
9494 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
9495 output PIC constructs here.
9496 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
9497 as symbol-specific modifers, not whole or part of operands.
9498 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
9499 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
9500 constants and flag_pic.
9501 (CONSTANT_INDEX_P): Adjust for new functions.
9502 (enum cris_pic_symbol_type): New helper type.
9503 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
9504 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
9505 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
9507 ("movsi"): Emit actual instructions for GOT and relative access.
9508 ("*movsi_got_load"): New pattern to set up the register holding
9510 ("*movsi_internal"): Operand 1 is not a plain general_operand.
9511 Adjust FIXME for 'S'.
9512 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
9513 Use "movs" for -fpic cases.
9514 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
9515 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
9516 ("call", "call_value"): Just call cris_expand_pic_call_address for
9518 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
9519 Remove special pattern.
9520 ("*expanded_call_side", "*expanded_call_value_side"): New
9522 (gotplt-to-plt, gotplt-to-plt-side-call)
9523 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
9525 * config/cris/cris/predicates.md
9526 ("cris_general_operand_or_gotless_symbol"): Remove unused
9528 ("cris_general_operand_or_symbol"): Adjust for new functions.
9530 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9532 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
9534 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
9536 * Makefile.in (TREE_H): Add treestruct.def.
9537 (c-decl.o): Add pointer-set.h
9538 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
9539 visibility on regular DECL's.
9540 (merge_decls): Fix the copying of decl nodes of various types for
9541 the new structures. Don't update RTL, section name, weak status,
9542 etc, on DECL's without RTL.
9543 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
9544 Don't check volatile on non-variable types.
9545 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
9546 to check whether we have seen arguments.
9547 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
9548 flag is checked before field (flag is common, field is not).
9549 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
9550 TS_DECL_COMMON could have an origin.
9551 (add_location_or_const_value_attribute): Don't check section name
9552 on non-var/function decls.
9553 (dwarf2out_var_location): Reverse order of tests.
9554 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
9555 with DECL_WRTL_CHECK.
9556 * expmed.c (make_tree): rtl is now in decl_with_rtl.
9557 * fold-const.c (fold_binary): Don't check weakness on
9558 non-var/function decls.
9559 (tree_expr_nonzero_p): Ditto.
9560 (fold_checksum_tree): Use tree_decl_extra as sizeof
9562 * ggc-page.c (extra_order_size_table): Add sizes for
9563 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
9565 * gimplify.c (gimplify_bind_expr): Only set
9566 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
9567 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
9569 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
9570 * langhooks.h (init_ts). New langhook.
9571 * passes.c (rest_of_decl_compilation): Reverse order of tests.
9572 * print-tree.c (print_node): Update to only print fields that
9573 exist in the structures the passed decl has.
9574 * toplev.c (wrapup_global_declarations): Don't reset
9575 DECL_DEFER_OUTPUT on DECL's that don't contain it.
9576 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
9577 * tree-inline.c (remap_decl): Ditto.
9578 * tree-outof-ssa.c (create_temp): Reverse order of tests.
9579 * tree-pretty-print.c (print_declaration): Don't print
9580 DECL_REGISTER on things that don't contain it.
9581 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
9582 non-var/function decls.
9583 * tree.c (tree_contains_struct): New structure.
9584 (init_priority_for_decl): New hashtable.
9585 (tree_int_map): New structure.
9586 (tree_int_map_eq): New function.
9587 (tree_int_map_marked_p): Ditto.
9588 (tree_int_map_hash): Ditto.
9589 (tree_map): Move to tree.h.
9590 (tree_map_eq): Externalize.
9591 (tree_map_hash): Ditto.
9592 (tree_map_marked_p): Ditto.
9593 (init_ttree): Set up tree_contains_struct and call langhook.
9594 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
9595 (tree_code_size): Update for new structures.
9596 (tree_node_structure): Update for new structures.
9597 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
9599 (copy_node_stat): Copy init priority.
9600 (build_decl_stat): Ditto for visibility.
9601 (ts_enum_names): New.
9602 (tree_contains_struct_check_failed): New function.
9603 (decl_init_priority_lookup): Ditto.
9604 (decl_init_priority_insert): Ditto.
9605 * treestruct.def: New file.
9606 * tree.h (CODE_CONTAINS_STRUCT): New macro.
9607 (CONTAINS_STRUCT_CHECK): Ditto.
9608 (tree_contains_struct_check_failed): New prototype.
9609 (DECL_CHECK): Removed.
9610 (DECL_MINIMAL_CHECK): New.
9611 (DECL_COMMON_CHECK): Ditto.
9612 (DECL_WRTL_CHECK): Ditto.
9613 (DECL_NON_COMMON_CHECK): Ditto.
9614 (DECL_WITH_VIS_CHECK): Ditto.
9615 (VAR_OR_FUNCTION_DECL_P): Ditto
9616 (struct tree_decl_minimal): New structure.
9617 (struct tree_decl_common): Ditto.
9618 (struct tree_decl_with_rtl): Ditto.
9619 (struct tree_decl_with_vis): Ditto.
9620 (struct tree_decl_non_common): Ditto.
9621 (struct tree_field_decl): Ditto.
9622 (struct tree_parm_decl): Ditto.
9623 (struct tree_var_decl): Ditto.
9624 (struct tree_function_decl): Ditto.
9625 (struct tree_const_decl): Ditto.
9626 (struct tree_result_decl): Ditto.
9627 (union tree_node): Add new structures.
9628 * var-tracking.c (track_expr_p): Reverse order of tests.
9630 * doc/c-tree.texi: Add documentation on DECL node internal structure.
9632 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9634 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
9635 * system.h: Poison FINALIZE_PIC.
9636 * doc/tm.texi (FINALIZE_PIC): Remove.
9638 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9641 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
9642 to the correct type if we have a MODIFY_EXPR.
9644 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9646 PR tree-optimization/22360
9647 * tree.c (upper_bound_in_type): Fix calculations for casting
9648 to a non-wider signed type and casting a signed value to a
9649 wider unsigned type.
9650 (lower_bound_in_type): Fix calculations for casting to a
9651 non-wider signed type.
9653 PR tree-optimization/20139
9654 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
9656 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
9657 fold_cond_expr_cond.
9658 * tree-ssanames.c (release_defs): Assert in_ssa_p.
9659 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
9661 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9664 * tree-complex.c (expand_complex_libcall): Produce
9665 REALPART_EXPR/IMAGPART_EXPR with the correct type.
9667 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9669 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9670 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
9671 b" assert and inserted fastpath code for this case.
9672 (bitmap_ior): Removed "a != b" assert.
9674 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9676 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
9677 (ENDFILE_SPEC): Likewise.
9678 * config/m32r/m32r.h (ASM_SPEC): Likewise.
9680 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
9681 a large stack frame at epilogue.
9683 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
9685 * final.c: Include sdbout.h when required.
9687 2005-07-07 Geoffrey Keating <geoffk@apple.com>
9689 * config.gcc (*-*-darwin*): Only one target-specific header file
9691 (powerpc-*-darwin*): Add version-specific header files.
9692 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
9693 * config.in: Regenerate.
9694 * configure: Regenerate.
9695 * gcc.c: Include xregex.h.
9696 (version_compare_spec_function): New.
9697 (spec_function): Add version-compare.
9698 (replace_outfile_spec_function): Reformat comment.
9699 (compare_version_strings): New.
9700 * config/darwin-c.c (version_as_macro): New.
9701 (builtin_define): New.
9702 (darwin_cpp_builtins): New.
9703 * config/darwin-protos.h (darwin_cpp_builtins): New.
9704 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
9705 (LIB_SPEC): Make unconditional, update comment.
9706 (TARGET_C99_FUNCTIONS): Define.
9707 * config/darwin.opt: Sort.
9708 (mmacosx-version-min=): New.
9709 * config/darwin7.h: Delete.
9710 * config/darwin8.h: Delete.
9711 * config/i386/darwin.h (): Call darwin_cpp_builtins.
9712 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
9713 (TARGET_C99_FUNCTIONS): Define.
9714 * config/rs6000/darwin7.h: New.
9715 * config/rs6000/darwin8.h: New.
9716 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
9717 (-mmacosx-version-min): Document.
9719 2005-07-07 Ian Lance Taylor <ian@airs.com>
9721 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
9723 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
9726 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
9728 2005-07-07 Khem Raj <kraj@mvista.com>
9730 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
9731 in bytes, not words.
9733 2005-07-07 Paul Brook <paul@codesourcery.com>
9735 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
9736 DEFAULT_FUNCTION_ARG_PADDING to upward.
9738 2005-07-07 Richard Henderson <rth@redhat.com>
9740 * function.c (locate_and_pad_parm): Record parameter alignment in
9741 stack_alignment_needed.
9743 2005-07-07 David Edelsohn <edelsohn@gnu.org>
9745 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
9746 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
9747 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
9748 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
9749 (define_attr "type"): Add isync, sync, load_l, store_c.
9750 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
9751 Create scratch volatile MEM.
9752 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
9754 (load_locked_<mode>): New.
9755 (store_conditional_<mode>): New.
9756 (sync_compare_and_swap<mode>): Replace with splitter.
9757 (sync_lock_test_and_set<mode>): Replace with splitter.
9758 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
9760 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
9761 is ics. Attribute isync.
9762 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
9764 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
9765 and UNSPECV_SYNC_OP.
9766 (emit_unlikely_jump): New.
9767 (emit_load_locked): New.
9768 (emit_store_conditional): New.
9769 (rs6000_split_compare_and_swap): New.
9770 (rs6000_split_lock_test_and_set): New.
9771 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
9772 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
9773 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
9774 rs6000_split_lock_test_and_set): Declare.
9775 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
9776 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
9777 store_c, isync, sync.
9779 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
9781 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
9782 filenames to gtyp-gen.h.
9783 (s-typ-gen): Use it in place of for loops.
9785 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
9787 * hooks.c (hook_bool_rtx_int_false): New function.
9788 * hooks.h (hook_bool_rtx_int_false): Declare.
9789 * target-def.h (TARGET_COMMUTATIVE_P): Define.
9790 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
9791 * target.h (struct gcc_target): Add commutative_p member.
9792 * targhooks.c (hook_bool_rtx_commutative_p): New function.
9793 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
9794 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
9795 (pa_commutative_p): New function.
9796 * jump.c (target.h): Include.
9797 (rtx_renumbered_equal_p): Use targetm.commutative_p.
9798 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
9800 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9802 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
9803 (s390_expand_setmem): New.
9804 * config/s390/s390.c: Likewise.
9805 (print_shift_count_operand): Truncate to 12 bits instead of 6.
9807 * config/s390/s390.md: ("setmem<mode>"): Accept character as
9808 general_operand. Call new function "s390_expand_setmem".
9809 ("clrmem_long", "*clrmem_long"): Rewrite to ...
9810 ("setmem_long", "*setmem_long"): ... this.
9812 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9814 * config/s390/s390.c: (optimization_options): Enable
9815 TARGET_MVCLE at -Os.
9816 * doc/invoke.texi: Document changes in default behaviour.
9817 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
9819 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9821 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9822 defined by back-end.
9824 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9826 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9827 all sets in the pattern.
9828 * config/rs6000/rs6000.md (stack_protect_testsi,
9829 stack_protect_testdi): Likewise.
9831 2005-07-06 Jeff Law <law@redhat.com>
9833 * tree-vrp.c (simplify_using_ranges): Kill.
9834 (vrp_finalize): Remove call to simplify_using_ranges.
9835 (simplify_stmt_using_ranges): New function extracted from
9836 simplify_using_ranges.
9837 (simplify_div_or_mod_using_ranges): Likewise.
9838 (simplify_abs_using_ranges): Likewise.
9839 (simplify_cond_using_ranges): New function.
9840 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9841 * tree-ssa-propagate.c (substitute_and_fold): Call
9842 simplify_stmt_using_ranges if we have range information.
9844 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9846 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9847 ia64_flag_schedule_isns2.
9849 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9850 reading/writing general registers.
9851 (ia64_function_arg): Revert 2005-06-18 change.
9853 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9855 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9856 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9858 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9860 * function.c (expand_function_end): Revert part of 2005-06-27
9861 patch. Do sjlj_emit_function_exit_after after return_label.
9863 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9865 * doc/install.texi (--disable-libssp): New.
9867 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9869 * doc/invoke.texi: Update -fforce-mem documentation.
9870 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9871 code for -fforce-mem.
9872 * expmed.c: (store_bit_field,store_fixed_bit_field,
9873 extract_bit_field): Ditto.
9874 * expr.c: (convert_move): Ditto.
9875 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9876 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9877 emit_conditional_add,expand_float,expand_fix): Ditto.
9878 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9879 (common_handle_option): Issue warning when -fforce-mem specified.
9881 2005-07-06 Paul Brook <paul@codesourcery.com>
9883 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9885 * configure: Regenerate.
9887 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9889 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9891 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9893 Fix PR tree-optimization/22319
9894 Fix PR tree-optimization/22140
9895 Fix PR tree-optimization/22310
9897 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9898 variable sized types.
9899 Use correct type for intermediate structure on *a = *b structure
9902 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9904 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
9906 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
9907 (machine_function): Move typedef to...
9908 * config/rs6000/rs6000.c (machine_function): ... here. Add
9909 varargs_save_offset field.
9910 (rs6000_stack_t): Remove varargs_size field.
9911 (setup_incoming_varargs): Allocate varargs save area using
9912 assign_stack_local, try to make it as small as possible.
9913 Save offset from virtual_stack_vars_rtx to the save area
9914 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
9915 instead of magic 8 when fp word byte size is used.
9916 (rs6000_va_start): Use cfun->machine->varargs_save_offset
9917 instead of -RS6000_VARARGS_SIZE.
9918 (rs6000_stack_info, debug_stack_info,
9919 rs6000_initial_elimination_offset): Remove all traces of
9921 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9922 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9923 RS6000_VARARGS_AREA.
9925 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9927 PR tree-optimization/21963
9928 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9929 constant_multiple_of in the same way get_computation_cost_at does.
9931 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9933 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9934 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9935 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9936 and return its previous value.
9937 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9938 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9940 (stack_protect_set, stack_protect_test): New expanders.
9941 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9942 stack_protect_testdi): New insns.
9943 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9944 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9946 2005-07-06 Jeff Law <law@redhat.com>
9948 * tree-ssa-dce.c (cfg_altered): New global.
9949 (tree_dce_init): Initialize cfg_altered.
9950 (remove_dead_stmt): If we remove an edge in the CFG, then set
9952 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9955 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9957 * Makefile.in (stamp-collect-ld): Use
9958 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9959 ./collect-ld if it already exists.
9960 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9961 Don't remove ./nm if it already exists.
9963 2005-07-05 Devang Patel <dpatel@apple.com>
9965 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9966 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9967 * tree-vectorizer.c (vect_loop_location): New.
9968 (vect_print_dump_info): Use vect_loop_location.
9969 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9970 (vectorize_loops): Set vect_loop_location.
9971 * tree-vect-analyze.c (vect_analyze_offset_expr,
9972 vect_determin_vectorization_factor, vect_analyze_operations,
9973 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9974 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9975 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9976 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9977 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9978 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9979 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9980 vect_analyze_loop): Adjust vect_print_dump_info API.
9981 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9982 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9983 vect_finish_stmt_generation, vectorizable_assignment,
9984 vectorizable_operation, vectorizable_store, vectorizable_load,
9985 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9986 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9987 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9988 vect_transform_loop): Same.
9989 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9990 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9993 2005-07-05 Randolph Chung <tausq@debian.org>
9995 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9996 * configure: Regenerate.
9997 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9998 (pa_tls_referenced_p): Declare.
9999 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10000 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10001 (legitimize_tls_address): New.
10002 (hppa_legitimize_address): Handle TLS addresses.
10003 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10004 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10005 (emit_move_sequence): Handle TLS addresses.
10006 (pa_encode_section_info): Call default handler to handle common
10008 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10009 (CONSTANT_ADDRESS_P): Reject TLS operands.
10010 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10011 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10012 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10013 (UNSPEC_TLSLE): Define new constants.
10014 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10015 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10016 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10017 (tie_symbolic_operand, tle_symbolic_operand): New
10019 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10021 * aclocal.m4: Update macros for autoconf 2.59 style.
10022 * configure.ac: Likewise.
10024 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10026 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10027 (function_arg): Pass small aggregates in general registers on 32-bit
10029 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10031 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10033 * Makefile.in (final.o): Fix dependencies.
10035 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10039 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10040 * langhooks.c (lhd_expr_to_decl): New.
10041 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10043 (LANG_HOOKS_INITIALIZER): Update.
10044 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10045 expr_to_decl langhook.
10046 * c-tree.h (c_expr_to_decl): Declare.
10047 * c-typeck.c (c_expr_to_decl): New.
10048 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10050 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10052 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10055 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10056 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10058 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10060 * Makefile.in: Adjust dependencies.
10061 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10062 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10063 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10064 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10065 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10066 rest_of_compilation.
10068 * bb-reorder.c (gate_duplicate_computed_gotos,
10069 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10070 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10071 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10072 pass_partition_blocks): New.
10073 * bt-load.c (gate_handle_branch_target_load_optimize,
10074 rest_of_handle_branch_target_load_optimize,
10075 pass_branch_target_load_optimize): New.
10076 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10078 * cfglayout.c (pass_insn_locators_initialize): New.
10079 * cfgrtl.c (pass_free_cfg): New.
10080 * combine.c (gate_handle_combine, rest_of_handle_combine,
10081 pass_combine): New.
10082 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10083 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10084 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10085 * except.c (pass_set_nothrow_function_flags,
10086 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10088 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10089 rest_of_handle_shorten_branches, pass_shorten_branches,
10090 rest_of_clean_state, pass_clean_state): New.
10091 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10092 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10093 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10095 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10096 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10097 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10098 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10100 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10101 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10102 pass_rtl_ifcvt, gate_handle_if_after_combine,
10103 rest_of_handle_if_after_combine, pass_if_after_combine,
10104 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10105 pass_if_after_reload): New.
10106 * integrate.c (pass_initial_value_sets): New.
10107 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10108 pass_purge_lineno_notes): New.
10109 * mode-switching.c (rest_of_handle_mode_switching,
10110 pass_mode_switching): New.
10111 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10112 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10114 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10115 pass_loop_optimize): New.
10116 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10118 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10120 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10121 pass_postreload_cse): New.
10122 * profile.c (gate_handle_profiling, pass_profiling,
10123 rest_of_handle_branch_prob, pass_branch_prob): New.
10124 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10125 pass_split_before_regstack, gate_handle_split_before_regstack,
10126 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10127 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10128 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10129 pass_stack_regs): New.
10130 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10131 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10132 pass_stack_adjustments): New.
10133 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10134 pass_regrename): New.
10135 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10136 pass_delay_slots, gate_handle_machine_reorg,
10137 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10138 * rtl.h (extern void purge_line_number_notes): New.
10139 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10140 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10142 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10144 * value-prof.c (gate_handle_value_profile_transformations,
10145 rest_of_handle_value_profile_transformations,
10146 pass_value_profile_transformations): New.
10147 * var-tracking.c (gate_handle_var_tracking,
10148 pass_variable_tracking): New.
10149 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10151 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10152 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10153 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10154 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10155 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10156 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10157 rest_of_handle_gcse2, rest_of_handle_regmove,
10158 rest_of_handle_tracer, rest_of_handle_if_conversion,
10159 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10160 rest_of_handle_web, rest_of_handle_branch_prob,
10161 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10162 rest_of_handle_jump_bypass, rest_of_handle_combine,
10163 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10164 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10165 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10166 rest_of_handle_mode_switching, rest_of_handle_jump,
10167 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10168 rest_of_handle_flow2, rest_of_handle_jump2,
10169 rest_of_handle_peephole2, rest_of_handle_postreload,
10170 rest_of_handle_shorten_branches, rest_of_clean_state,
10171 rest_of_compilation): Remove.
10173 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10174 * passes.c (dump_flags, in_gimple_form, all_passes,
10175 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10176 register_dump_files, next_pass_1, last_verified, execute_todo,
10177 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10178 from tree-optimize.c.
10179 (init_optimization_passes): Moved from tree-optimize.c,
10180 adding the RTL optimizations.
10181 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10182 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10183 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10184 register_dump_files, next_pass_1, last_verified, execute_todo,
10185 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10186 init_tree_optimization_passes, ipa_passes): Delete.
10187 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10189 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10190 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10192 (ipa_passes): Remove.
10193 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
10194 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
10195 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
10196 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
10197 (dump_info_p, dump_flag): Moved to tree-dump.h.
10199 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
10201 * passes.c (finish_optimization_passes): Use dump_begin
10202 and dump_end, TDI_end.
10203 (gate_rest_of_compilation): New.
10204 (pass_rest_of_compilation): Use it.
10205 (gate_postreload, pass_postreload): New.
10206 * toplev.c (general_init): Rename init_tree_optimization_passes.
10207 * toplev.h (init_tree_optimization_passes): Rename to
10208 init_optimizations_passes.
10209 * tree-dump.c (dump_flag): Make static.
10210 (dump_files): Remove RTL dumps.
10211 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
10212 pass_cleanup_cfg, pass_free_cfg_annotations,
10213 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10214 pass_init_datastructures, pass_fixup_cfg): Make non-static.
10215 * tree-pretty-print.c: Include tree-pass.h.
10216 * cgraph.c: Include tree-dump.h.
10218 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10220 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
10221 Only fall back to saying it points to readonly memory if
10222 we can't do better.
10224 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10226 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
10227 * config/m32r/m32r.c (m32r_compute_frame_size,
10228 m32r_expand_prologue): Take current_function_profile into
10229 account whenever we reference
10230 current_function_uses_pic_offset_table.
10231 (m32r_finalize_pic): Remove.
10232 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
10234 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
10236 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
10237 instead of $<. Don't remove ./as if it already exists.
10239 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10242 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
10243 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
10244 for complex modes when generating code for PA 1.0.
10245 (VALID_FP_MODE_P): New macro.
10246 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10247 sets for all general and floating point modes. Align wide floating
10248 point modes to even register boundaries to comply with architectural
10250 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
10251 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
10252 (VALID_FP_MODE_P): New macro.
10253 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10254 sets for all general and floating point modes. Align wide floating
10255 point modes to even register boundaries to comply with architectural
10258 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10260 * tree-dump.c (dump_files): Initialize dump number for .cgraph
10263 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10265 * tree-ssa-structalias.c: Don't include expr.h.
10267 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10269 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
10272 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10274 Fix PR tree-optimization/22279
10276 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
10279 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10281 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10283 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10285 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10286 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10287 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10288 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10289 config/stormy16/stormy16.c, config/v850/v850.c,
10290 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10291 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10292 Avoid "." or "\n" at end of diagnostics and capital letters at
10293 start of diagnostics.
10294 * combine.c, cse.c: Don't translate dump file output.
10295 * toplev.c (print_version): Only translate output if going to
10298 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10300 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
10301 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
10304 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10306 * pa.c (fix_range): Fix typo in comment.
10308 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10310 * tree-vrp.c (extract_range_from_assert): Replace
10311 fold (build (...)) with fold_build2.
10313 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10315 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
10316 gcc_gfc_char_table, init_dynamic_gfc_info): New.
10317 (format_types_orig, handle_format_attribute): Add support for
10320 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10322 * varasm.c (assemble_variable): Fix format specifier thinko.
10324 2005-07-03 Ira Rosen <irar@il.ibm.com>
10326 PR tree-optimization/22029 (and 22135)
10327 * tree-pretty-print.c (dump_generic_node): Check that the node is not
10328 a phi node before calling dump_vops.
10330 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10332 * tree-dump.h (dump_string_field): Declare.
10333 * tree-dump.c: Use it instead of dump_string.
10334 (dump_string_field): Make non-static.
10336 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10338 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
10339 up the minimal CFG stuff always when optimize > 0. Call
10340 split_all_insns_noflow in PIC case if needed.
10342 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10343 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
10346 * c-decl.c (c_write_global_declarations): Dump contents of
10348 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
10349 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
10350 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
10351 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
10354 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10356 * c-common.h (GCC_DIAG_STYLE): Define.
10357 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
10358 version for format checking to 4.1.
10359 * c-format.c: Include toplev.h after c-common.h.
10360 (enum format_type): Add gcc_tdiag_format_type.
10361 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
10362 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
10363 (format_types_orig): Add gcc_tdiag.
10364 (init_dynamic_diag_info): Support gcc_tdiag formats.
10365 (handle_format_attribute): Likewise.
10366 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
10367 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
10368 version for format checking to 4.1.
10369 (warning0, warning, error, pedwarn, sorry): Use
10370 ATTRIBUTE_GCC_DIAG.
10371 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
10372 (finish_aliases_1): Do not use %qE.
10373 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
10374 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
10375 Correct format bugs.
10376 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
10377 parameter to unsigned HOST_WIDE_INT.
10378 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
10380 2005-07-02 David Edelsohn <edelsohn@gnu.org>
10382 PR middle-end/21742
10383 * expr.c (write_complex_part): Use adjust_address for MEM.
10384 (read_complex_part): Same.
10386 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
10388 Fix PR tree-optimization/22280
10390 * tree-sra.c (generate_element_init): Remove useless loop.
10392 2005-07-02 Richard Henderson <rth@redhat.com>
10394 * config/alpha/alpha.c (alpha_legitimize_address): Check for
10396 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
10398 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
10400 PR middle-end/14490
10401 * fold-const.c (fold_binary): Handle the return value of
10402 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
10403 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
10405 2005-07-02 Jeff Law <law@redhat.com>
10407 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
10408 a eliminate type conversion which feeds an equality comparison
10409 if the original type or either operand in the comparison is a
10412 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
10414 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
10415 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
10417 * config/avr/avr.c: Do not use '`' as left quote.
10418 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
10419 Remove "." from end of diagnostics. Make diagnostics start with
10422 2005-07-02 Zack Weinberg <zack@codesourcery.com>
10423 Joseph S. Myers <joseph@codesourcery.com>
10425 * toplev.c (default_tree_printer): Handle setting location with
10427 * c-objc.common.c (c_tree_printer): Likewise.
10428 * c-format.c (gcc_diag_flag_specs): Add '+'.
10429 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
10430 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
10432 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
10433 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
10434 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
10435 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
10436 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
10437 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
10438 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
10439 format arguments where %J is used without %D.
10441 2005-07-02 Jakub Jelinek <jakub@redhat.com>
10443 * gcc.c (LINK_SSP_SPEC): Define.
10444 (link_ssp_spec): New variable.
10445 (LINK_COMMAND_SPEC): Add %(link_ssp).
10446 (static_specs): Add link_ssp_spec.
10447 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
10448 * configure: Rebuilt.
10449 * config.in: Rebuilt.
10451 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10452 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10453 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10454 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10455 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
10456 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
10457 -0x7008(2) instead of reading __stack_chk_guard variable.
10458 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
10460 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
10461 (stack_protect_set, stack_protect_test): Use *_tls* patterns
10462 if TARGET_THREAD_SSP_OFFSET is defined.
10463 (stack_tls_protect_set_si, stack_tls_protect_set_di,
10464 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
10467 2005-06-27 Richard Henderson <rth@redhat.com>
10468 * libgcc-std.ver (GCC_4.1.0): New.
10469 * libgcc.h (__stack_chk_guard): Declare.
10470 (__stack_chk_fail, __stack_chk_fail_local): Declare.
10471 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
10472 * mklibgcc.in (lib2funcs): Add them.
10474 2005-07-01 Richard Henderson <rth@redhat.com>
10476 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
10477 void * before struct sigcontext *.
10478 (x86_fallback_frame_state): Likewise.
10480 2005-07-01 James E. Wilson <wilson@specifixinc.com>
10482 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
10484 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10487 * tree-ssa-reassoc.c (should_transpose): Fix which operand
10488 we check for SSA_NAME for.
10490 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
10492 Fix PR tree-optimization/22071
10494 * tree-ssa-structalias.c (offset_overlaps_with_access): New
10496 (get_constraint_for_component_ref): Use it.
10498 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10501 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
10502 print out the last new line.
10504 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
10506 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
10507 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
10508 * config/cris/cris.c (cris_conditional_register_usage): Adjust
10509 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
10510 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
10511 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
10512 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
10513 (enum reg_class): New member CC0_REGS.
10514 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
10515 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10516 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
10517 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
10518 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10519 Adjust for register now described.
10521 2005-07-01 Jakub Jelinek <jakub@redhat.com>
10524 * config/i386/i386.md (stack_protect_test_si,
10525 stack_protect_test_di): Add earlyclobber for scratch 3.
10526 * config/rs6000/rs6000.md (stack_protect_testsi,
10527 stack_protect_testdi): Add earlyclobber for scratch 3,
10528 remove earlyclobber from scratch 4.
10530 Older entries for 2005 can be found in ChangeLog-2005.