1 2005-12-17 Alan Modra <amodra@bigpond.net.au>
3 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
6 2005-12-16 Steven Bosscher <stevenb@suse.de>
8 PR rtl-optimization/23837
9 * optabs.c (expand_binop): For a multi-word rotate, never emit
10 a REG_NO_CONFLICT block.
12 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
18 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
21 2005-12-16 Steven Bosscher <stevenb@suse.de>
23 * loop-invariant.c (move_loop_invariants): Add missing hunk from
24 the previous patch, to nullify df.
26 2005-12-16 Steven Bosscher <stevenb@suse.de>
28 * reorg.c (mostly_true_jump): Clean up code depending on
29 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
30 poor man's branch prediction, instead rely on REG_BR_PROB
31 notes to be available.
33 2005-12-16 Jakub Jelinek <jakub@redhat.com>
35 PR rtl-optimization/24899
36 * loop.c (strength_reduce): Don't reduce giv that is not always
37 computable and where add_val or mult_val can trap.
39 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
41 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
43 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
44 names of ms1-16-002 files.
46 2005-12-16 Alan Modra <amodra@bigpond.net.au>
49 * gcc.c (for_each_path): New function.
50 (add_to_obstack, file_at_path): New functions.
51 (struct file_at_path_info, struct add_to_obstack_info): New.
52 (build_search_list): Rewrite using for_each_path. Constify struct
53 path_prefix pointer. Add do_multi param. Adjust all callers.
54 (find_a_file): Similarly, but just change existing param to bool.
55 (putenv_from_prefixes): Add do_multi param, make "paths" const.
56 (do_spec_path): Delete.
57 (struct spec_path_info): New.
58 (spec_path): New function.
59 (do_spec_1): Use for_each_path for %D and %I.
60 (find_file): Adjust for find_a_file changes.
61 (main): Search multilibs for specs. Print multilib lib path for
62 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
63 (read_specs): Search multilibs for %include and %include_noerr.
64 (is_directory): Remove second string param. Change last param
65 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
66 check path is a dir. Update all callers.
67 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
68 * system.h (SMALL_ARG_MAX): Poison.
69 * config.gcc: Don't define SMALL_ARG_MAX.
70 * config.host: Likewise.
71 * config.build: Likewise.
73 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
75 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
76 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
77 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
78 simplify_logical): Move simplifications that do not require
79 additional infrastructure...
80 * simplify-rtx.c (simplify_unary_operation_1,
81 simplify_binary_operation_1): ... here.
83 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
86 * flow.c (mark_used_dest_regs): New function.
87 (mark_used_regs): Call mark_used_dest_regs.
89 2005-12-16 Jeff Law <law@redhat.com>
91 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
92 represent a use and definition of the same SSA_NAME.
94 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
95 Janis Johnson <janis187@us.ibm.com>
96 Ben Elliston <bje@au.ibm.com>
98 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
99 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
100 * target.h (struct gcc_target): Add decimal_float_supported_p.
101 * targhooks.c (default_scalar_mode_supported_p): Handle
103 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
104 of inf, nan, finite, isinf and isnan.
105 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
106 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
107 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
108 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
109 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
110 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
111 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
112 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
113 Pedwarn if decimal floating point types are used. Error if
114 decimal floating point is not supported by the target.
115 (finish_declspecs): Return type from DFP typespec_word.
116 * c-typeck.c (c_common_type): Choose the decimal floating point
117 type with the greater precision when determining a common type.
118 (convert_arguments): Warn if there is a mismatch between argument
119 and prototype for decimal float types. Warn of conversions with
120 binary float types and of precision narrowing due to prototype.
121 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
122 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
123 (c_token_starts_declspecs): Likewise.
124 (c_parser_attributes): Likewise.
125 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
126 RID_DFLOAT64, RID_DFLOAT128.
127 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
128 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
129 (shorten_compare): Convert DFP/BFP operands to a common type.
130 (c_common_modes_and_builtins): Register built-in decimal float
131 types if the target supports them.
132 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
133 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
134 inf, nan, finite, isinf and isnan builtins.
135 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
136 (builtin_define_float_constants): Assert non-decimal radix.
137 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
138 Call builtin_define_decimal_float_constants for each type.
139 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
140 flags. Use real_from_string3, which can handle binary or decimal
142 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
143 cts_dfloat64, cts_dfloat128.
144 * tree.c (build_common_tree_nodes_2): Add decimal float types.
145 * tree.h (enum tree_index): Add new enumeration values
146 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
147 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
148 (dfloat32_type_node): New macro.
149 (dfloat64_type_node, dfloat128_type_node): Likewise.
150 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
151 (dfloat128_ptr_type_node): Likewise.
152 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
153 bit decimal floating point types with "df", "dd" and "dl".
154 * c-format.h (enum format_lengths): Add new enumeration values
155 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
156 * c-format.c (printf_length_specs, scanf_length_specs): Add
157 entries for H, D, DD.
158 (print_char_table, scan_char_table): Use new entries.
159 (asm_fprintf_char_table, gcc_diag_char_table,
160 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
162 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
163 (DECIMAL64_TYPE_SIZE): Likewise.
164 (DECIMAL128_TYPE_SIZE): Likewise.
165 (TARGET_DEC_EVAL_METHOD): Likewise.
166 * doc/extend.texi (Decimal Float): New node.
167 (Constructing Calls): Document decimal float built-ins.
168 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
169 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
170 * ginclude/decfloat.h: New file.
172 2005-12-16 Alan Modra <amodra@bigpond.net.au>
174 * reload.c (find_reloads): Fix comment typo.
175 * recog.h (recog_memoized): Correct comment.
177 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
179 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
180 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
181 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
182 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
183 * doc/invoke.texi, doc/tm.texi: Fix typos.
185 2005-12-16 Ben Elliston <bje@au.ibm.com>
187 * real.c (decimal_quad_format): Correct values for emin, emax.
189 2005-12-15 DJ Delorie <dj@redhat.com>
191 * config/m32c/predicates.md (m32c_psi_scale): New.
192 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
193 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
195 2005-12-16 Jan Hubicka <jh@suse.cz>
197 PR rtl-optimization/25224
198 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
201 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
202 Steven Bosscher <stevenb@suse.de>
204 * loop-invariant.c (df): New global variable.
205 (find_defs, check_dependencies, find_invariant_insn, record_uses,
206 find_invariants_bb, find_invariants_body, find_invariants,
207 find_invariants_to_move, move_invariants, free_inv_motion_data,
208 move_single_loop_invariants, move_loop_invariants): Do not pass df in
211 2005-12-15 Jakub Jelinek <jakub@redhat.com>
213 * varasm.c (default_unique_section_1): Use special section
214 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
216 2005-12-16 Ben Elliston <bje@au.ibm.com>
218 * doc/invoke.texi (Warning Options): Document -Walways-true being
221 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
224 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
225 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
226 __floatunditf): Use #error if type sizes don't match requirements
228 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
229 as wider floating-point type. Use #error if type sizes don't
230 match requirements of implementation. Avoid overflow in computing
231 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
232 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
233 (__floatundisf, __floatundidf): Likewise.
234 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
235 * config/ia64/ia64.c (ia64_init_libfuncs): Use
236 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
237 TFmode-TImode conversions.
238 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
240 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
242 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
243 Use builtin_define_with_int_value() instead of
244 adding a new check for every new major FreeBSD version.
246 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
248 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
250 2005-12-15 Richard Sandiford <richard@codesourcery.com>
252 * config/arm/predicates.md (call_memory_operand): New.
253 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
255 2005-12-15 Andrew Haley <aph@redhat.com>
257 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
258 against prev_cache_entry == NULL when moving a cache entry to the
261 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
263 * config/mt/mt.c (mt_override_options): Require lower case
264 architectures. Revert accidental default to ms2.
265 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
266 ENDFILE_SPEC): Require lower case architectures. Revert default
269 * doc/invoke.texi (MT Options): Rename and update.
270 * doc/md.texi (MorphoTech family): Rename and update.
272 2005-12-15 Olivier Hainque <hainque@adacore.com>
274 * stor-layout.c (layout_type): Don't complain about a too small
275 an array element type size compared to its alignment when the
278 2005-12-15 Jan Hubicka <jh@suse.cz>
281 * i386.c (classify_argument): Properly adjust offset of bitfield for
284 2005-12-15 Richard Sandiford <richard@codesourcery.com>
286 * final.c (final_scan_insn): Flip in_cold_section_p when changing
287 between the hot and cold sections. Use current_function_section
288 to get the new section.
289 * dwarf2out.c (output_line_info): Use in_cold_section_p to
290 determine whether we are assembling hot or cold code.
291 (secname_for_decl, dwarf2out_var_location): Likewise.
292 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
293 * varasm.c (last_text_section): Delete.
294 (in_cold_section_p): New variable.
295 (hot_function_section): New function.
296 (current_function_section): Pass in_cold_section_p as the
297 reloc argument to select_section. Use it to decide between
298 unlikely_function_section and hot_function_section.
299 (assemble_start_function): Use switch_to_section. Set
300 in_cold_section_p instead of last_text_section.
301 (assemble_end_function): Use switch_to_section.
302 (switch_to_section): Don't set last_text_section.
303 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
304 argument to make the right choice between hot and cold sections.
306 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
308 Second part of MS1->MT renaming
309 * config/mt/mt.md (doloop_end): Call mt_add_loop.
310 (movqi, movhi): Call mt_set_memflags.
311 (*movdf_internal): Call mt_split_words.
312 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
314 (cmpsi): Store to mt_compare_op[01].
315 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
316 bungt, bunle, bunlt): Call mt_emit_cbranch.
317 (prologue): Call mt_expand_prologue.
318 (epilogu): Call mt_expend_epilogue.
319 (eh_return): Call mt_expand_eh_return.
320 (eh_epilogue): Call me_emit_eh_epilogue.
321 (conditional_trap): Store to mt_compare_op[01].
322 * config/mt/crti.asm: Adjust comment.
323 * config/mt/crtn.asm: Adjust comment.
324 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
325 (mt_compare_op0, mt_compare_op1): Renamed.
326 (current_frame_info, zero_frame_info): Adjust type.
327 (mt_ucmpsi3_libcall): Renamed.
328 (mt_flag_delayed_branch): Renamed.
329 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
330 (mt_nops_required, mt_nop_reasons): Renamed.
331 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
332 mt_debug_stack, mt_print_operand_simple_address,
333 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
334 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
335 mt_function_arg_advance, mt_arg_partial_bytes,
336 mt_pass_by_reference, mt_function_arg_boundary,
337 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
338 mt_legitimate_address_p): Renamed, adjusted.
340 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
341 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
342 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
343 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
344 mt_expand_eh_return, mt_emit_eh_prologue,
345 mt_handl_interrupt_attribute): Renamed, adjusted.
346 (mt_attribute_table): Renamed, adjusted.
347 (mt_initial_elimination_offset, mt_generate_compare,
348 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
349 mt_secondary_reload_class, mt_function_value, mt_split_words,
350 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
351 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
352 (mt_labels): Renamed.
353 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
354 mt_machine_reorg): Renamed, adjusted.
355 (mt_attribute_table: Renamed.
356 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
357 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
358 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
359 * config/mt/mt.opt (march): Set mt_cpu_string.
360 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
361 (TARGET_CPU_CPP_BUILTINS): Adjust.
362 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
364 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
365 (MT_MIN_INT): Renamed.
366 (RETURN_ADDR_RTX): Adjust.
367 (struct mt_frame_info): Renamed.
368 (current_frame_info): Adjust type.
369 (INITIAL_ELIMINATION_OFFSET): Adjust.
370 (MT_NUM_ARG_REGS): Renamed.
371 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
372 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
373 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
374 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
375 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
376 (mt_compare_op0, mt_compare_op1): Renamed.
377 * config/mt/mt-protos.h: Rename prototypes.
379 2005-12-15 Richard Guenther <rguenther@suse.de>
381 * tree-flow.h (okay_component_ref_for_subvars): Remove.
382 (get_ref_base_and_extent): Declare.
383 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
384 (get_ref_base_and_extent): New function.
385 * tree-ssa-alias.c (find_used_portions): Use it.
386 * tree-ssa-structalias.c (get_constraint_for_component_ref):
388 * tree-ssa-operands.c (get_expr_operands): Likewise.
390 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
392 * combine.c: Remove force_to_mode's fourth parameter.
393 (force_to_mode): Do not handle REG.
394 (canon_reg_for_combine): New.
395 (make_field_assignment): Use it where the removed argument was non-NULL.
397 2005-12-15 Alan Modra <amodra@bigpond.net.au>
400 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
401 error_mark_node. Make alignment params unsigned.
402 * config/rs6000/rs6000-protos.h
403 (rs6000_special_round_type_align): Update prototype.
404 (rs6000_machopic_legitimize_pic_address): Remove arg names.
406 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
408 PR rtl-optimization/25310
409 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
410 of the eliminable register when substituting into a PLUS.
412 2005-12-14 Jakub Jelinek <jakub@redhat.com>
415 * config/i386/i386.c (ix86_force_to_memory): Always use
416 SImode push for HImode in -m32.
417 (ix86_free_from_memory): Likewise.
419 2005-12-14 Richard Sandiford <richard@codesourcery.com>
421 * gcc/config/arm/arm.md: Provide a big-endian version of the
422 (zero_extend:SI (subreg:QI ...)) splitter.
424 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
426 * struct-equiv.c (note_local_live): Handle hard regs with different
429 2005-12-14 Jeff Law <law@redhat.com>
431 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
432 to a structure containing state rather than a pointer to bool.
433 (case ARRAY_REF): New code to handle folding some array references.
434 (case ADDR_EXPR): Note when we are processing expressions found
435 within an ADDRE_EXPR.
436 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
437 for state variables rather than just a pointer to a boolean.
438 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
439 handling of constant string references.
441 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
443 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
444 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
445 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
446 Move other tst* patterns to retain partial order.
448 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
450 * config/s390/s390.md ("d0", "1"): New mode attributes.
451 ("<shift>di3", "<shift>si3"): Merge.
452 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
453 ("ashrdi3", "ashrsi3"): Merge.
454 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
455 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
456 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
457 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
458 ("*ashrdi3", "*ashrsi3"): Merge.
459 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
461 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
463 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
464 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
465 ("*extendqidi2", "*extendqisi2") Merge.
466 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
467 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
468 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
469 Move some patterns to retain partial ordering.
471 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
473 * config/s390/s390.md ("atype", "length"): Rewrite.
474 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
476 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
478 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
480 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
482 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
483 PARALLELs with a mode.
485 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
487 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
490 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
492 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
494 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
498 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
501 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
503 2005-12-14 Jakub Jelinek <jakub@redhat.com>
507 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
508 DECL_P, call get_section rather than get_named_section. Supply
511 2005-12-14 Ben Elliston <bje@au.ibm.com>
513 * c-common.c (c_common_truthvalue_conversion): Generalise warning
514 for addresses converted to booleans; not just function addresses.
515 * c-typeck.c (build_binary_op): Warn for address comparisons which
516 can never be NULL (eg. func == NULL or &var == NULL).
517 * common.opt (Walways-true): New option.
518 * c-opts.c (c_common_handle_option): Set it with -Wall.
519 * doc/invoke.texi: Document it.
521 2005-12-13 Paul Brook <paul@codesourcery.com>
523 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
524 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
526 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
528 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
529 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
531 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
532 (EXTRA_MULTILIB_PARTS): Define.
534 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
536 PR rtl-optimization/20070 / part1
537 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
538 count_or_remove_death_notes with kill == -1.
539 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
540 registers if PROP_POST_REGSTACK is set.
541 (mark_used_reg): Likewise.
542 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
543 REG_UNUSED notes for stack regs.
544 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
545 to match rtx_equiv_p machinery. Change caller.
546 (outgoing_edges_match): Likewise.
547 (try_crossjump_to_edge): Use struct_equiv_block_eq
548 instead of flow_find_cross_jump.
549 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
550 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
551 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
552 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
553 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
554 (insns_match_p): Update prototype.
555 (flow_find_cross_jump): Remove prototype.
556 (struct_equiv_block_eq, struct_equiv_init): Declare.
557 (rtx_equiv_p, condjump_equiv_p): Likewise.
558 * struct-equiv.c: Include reload.h.
559 (IMPOSSIBLE_MOVE_FACTOR): Define.
560 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
561 (struct_equiv_improve_checkpoint): Likewise.
562 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
563 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
564 (struct_equiv_merge, find_dying_input): Likewise.
565 (resolve_input_conflict, note_local_live): Likewise.
566 (death_notes_match_p): Change parameters and processing
567 to match rtx_equiv_p machinery. Change caller.
568 (insns_match_p): Likewise.
569 (flow_find_cross_jump): Replace with:
570 (struct_equiv_block_eq).
572 Back out this change:
573 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
574 * recog.c (verify_changes): Make it static.
575 * recog.h: Remove the corresponding prototype.
577 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
579 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
582 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
584 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
585 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
586 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
587 TARGET_MS1_64_001 appropriately.
588 (ms1_machine_reorg): Use TARGET_MS2.
590 2005-12-13 Jakub Jelinek <jakub@redhat.com>
594 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
595 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
596 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
597 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
598 Set mode to SI, adjust constraints.
599 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
600 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
603 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
605 * c-cppbuiltin.c (builtin_define_float_constants): Add
606 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
607 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
608 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
609 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
610 to "((double)%sL)" otherwise "%s".
612 2005-12-13 Paul Brook <paul@codesourcery.com>
614 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
617 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
619 * tree-flow.h: Allow compilation with a C++ compiler.
620 (struct edge_prediction): Prefix all field names with "ep_".
621 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
622 (tree_predict_edge, combine_predictions_for_bb): Likewise.
623 (remove_predictions_associated_with_edge): Likewise.
625 2005-12-12 Jeff Law <law@redhat.com>
627 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
629 * passes.c (init_optimization_passes): Run reassociation again
630 after loop optimizations.
632 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
634 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
636 (optimize_stmt): Ditto.
637 (canonicalize_comparison): New function.
638 * tree-ssa-operands.c (swap_tree_operands): Make external.
639 (get_expr_operands): Stop auto-canonicalization.
640 * tree-ssa-reassoc.c: Rewrite.
641 (init_optimization_passes):
642 * tree-flow.h (swap_tree_operands): Prototype.
643 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
645 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
647 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
648 indicate function epilogue has been output.
649 (pa_asm_output_mi_thunk): Likewise.
650 (output_deferred_plabels): Put plabels in readonly data section when
651 not generating PIC code.
652 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
653 information. Add assert.
654 (som_output_comdat_data_section_asm_op): New function.
655 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
656 instead of output_section_asm_op for COMDAT sections.
658 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
660 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
661 Fix whitespace in vincinity of to-be-installed changes.
662 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
663 (insns_match_p): Likewise.
665 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
667 * config.gcc (ms1): Replace with ...
669 * config/ms1: Rename to ...
670 * config/mt: ... here. Rename ms1 files to mt.
671 * config/mt/mt.c: Adjust gt-mt.h #include.
672 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
673 (crti.o, crtn.o): Adjust file names.
675 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
677 * varray.h: Allow compilation with a C++ compiler.
678 (union varray_data_tag): Prefix all field names with "vdt_".
679 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
680 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
681 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
682 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
683 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
684 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
685 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
686 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
687 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
688 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
689 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
690 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
691 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
692 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
693 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
694 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
695 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
696 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
697 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
698 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
699 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
700 VARRAY_TOP_TREE_PTR): Likewise.
701 * varray.c (varray_grow): Likewise.
702 (varray_clear): Likewise.
704 2005-12-12 Alan Modra <amodra@bigpond.net.au>
707 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
708 alignment to doubleword if the first field is a double array.
709 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
711 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
713 * tree-ssa-structalias.c (process_constraint): Remove code to
714 transform addressofs into scalar.
715 (create_variable_info_for): In whole-program IPA, globals don't
716 point to ANYTHING by default.
718 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
720 * timevar.def (TV_IPA_PTA): New.
721 * tree-pass.h (pass_ipa_pta): New
722 * tree-ssa-structalias.c: Include cgraph.h
724 (predbitmap_obstack): New.
725 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
726 (struct constraint_stats): Add num_edges.
727 (new_var_info): Don't call bitmap_clear.
728 (struct constraint_edge): Update docs.
729 (new_constraint_edge): Remove src param.
730 (struct constraint_graph): Add zero_weight_succs,
731 zero_weight_preds. Update docs.
732 (constraint_expr_equal): Reformat.
733 (constraint_edge_equal): Update for removal of src.
734 (constraint_edge_less): Ditto.
735 (constraint_edge_vec_find): Ditto.
736 (erase_graph_self_edge): Update for removal of src and and zero
738 (clear_edges_for_node): Ditto.
739 (add_graph_edge): Ditto.
740 (get_graph_weights): Ditto.
741 (allocate_graph_weights): Ditto.
742 (merge_graph_nodes): Ditto.
743 (int_add_graph_edge): Ditto.
744 (valid_graph_edge): Ditto.
745 (valid_weighted_graph_edge): Ditto.
746 (build_constraint_graph): Ditto.
748 (collapse_nodes): Ditto.
749 (process_unification_queue): Ditto.
751 (solve_graph): Ditto.
752 (do_structure_copy): Ditto.
753 (perform_var_substitution): Ditto.
754 Init and release obstack.
755 (handle_ptr_arith): Try to resolve directly.
756 (find_func_aliases): Don't call update_alias_info here
757 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
758 (do_sd_constraint): Add code for propagating faster.
760 (do_ds_constraint): Ditto.
761 (count_num_arguments): New function.
762 (create_function_info_for): Ditto.
763 (create_variable_info_for): Handle FUNCTION_DECL.
764 (intra_create_variable_infos): Use make_constraint_to_anything.
765 (init_alias_vars): Init obstacks here.
766 (need_to_solve): Handle zero weight graph changes.
767 (compute_points_to_sets): Call update_alias_info here.
768 (delete_points_to_sets): Free zero weight preds/succs here.
770 (ipa_pta_execute): New
772 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
774 * tree-ssa-structalias.c (var_anyoffset): Removed.
775 (anyoffset_tree): Ditto.
776 (anyoffset_id): Ditto.
777 (do_deref): Take vector of constraints, no return value.
778 Update to work on vector.
779 (get_constraint_for): Ditto.
780 (get_constraint_for_component_ref): Ditto.
781 (do_structure_copy): Ditto.
782 (handle_ptr_arith): Ditto.
783 (find_func_aliases): Ditto.
784 (set_uids_in_ptset): Remove anyoffset handling.
785 (init_base_vars): Ditto.
787 2005-12-10 Mark Mitchell <mark@codesourcery.com>
790 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
791 DECL_EXTERNAL functions have no bodies. Tidy.
793 2005-12-10 Andreas Schwab <schwab@suse.de>
795 * except.c (switch_to_exception_section): Only define if
796 TARGET_UNWIND_INFO is not defined.
798 2005-12-10 Richard Sandiford <richard@codesourcery.com>
800 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
801 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
803 2005-12-10 Richard Sandiford <richard@codesourcery.com>
805 * output.h (init_section, fini_section): Delete.
806 * varasm.c (init_section, fini_section): Delete.
807 (init_varasm_once): Don't initialize them.
808 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
809 there are no corresponding varasm.c variables.
811 2005-12-10 Richard Sandiford <richard@codesourcery.com>
813 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
814 of EH_FRAME_SECTION_NAME into...
815 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
817 * except.c (default_exception_section): Delete, moving most
819 (switch_to_exception_section): ...this new function. Set
820 exception_section if it is still null, then switch to it.
821 (output_function_exception_table): Use switch_to_exception_section.
822 * varasm.c (exception_section, eh_frame_section): Update comments.
823 (get_section): Hoist use of SECTION_NAMED.
824 (init_varasm_once): Don't set exception_section and eh_frame_section.
825 * output.h (default_exception_section): Delete.
826 (default_eh_frame_section): Delete.
828 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
830 * config/bfin/bfin.c: Include "cgraph.h".
831 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
832 Return the reg that holds the pointer to the GOT.
833 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
834 doing stack checking.
836 2005-12-09 Diego Novillo <dnovillo@redhat.com>
838 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
839 recompute_tree_invarant_for_addr_expr.
840 Update uses everywhere.
842 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
844 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
845 (MULTILIB_DIRNAMES): Define.
847 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
850 * config/s390/s390.c (struct s390_address): New field literal_pool.
851 (s390_decompose_address): Compute literal_pool field. Do not
852 assume register %r13 is always (and solely) used as pool base.
853 (s390_extra_constraint_str): Use literal_pool field.
855 2005-12-09 Thiemo Seufer <ths@networkno.de>
857 * config/mips/mips.c (override_options): Don't allow too small
858 integers in FP registers.
860 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
862 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
863 targetm.binds_local_p to check for local function calls.
865 2005-12-09 Alan Modra <amodra@bigpond.net.au>
868 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
869 call_used_regs can't be used to save reg in another reg.
871 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
872 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
874 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
876 * except.c (output_ttype): Likewise.
877 * tree-object-size.c (collect_object_sizes_for): Likewise.
878 (check_for_plus_in_loops_1): Likewise.
879 (check_for_plus_in_loops): Likewise.
880 (compute_object_sizes): Use gcc_unreachable instead of abort.
882 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
884 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
885 (loop_end, loop_init, doloop_end): New insns.
886 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
887 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
888 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
889 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
890 * config/ms1/ms1.c: #include basic-block.h
891 (struct machine_function): Add has_loops field.
893 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
894 (struct loop_info, struct loop_work): New.
895 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
896 (ms1_reorg_loops): New loop optimization.
897 (ms1_machine_reorg): Call it.
898 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
900 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
902 PR tree-optimization/25248
903 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
904 evolution_of_loop from the failed attempt. Remove handling
907 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
909 * tree.h (DECL_EXTERNAL): Clarify documentation.
911 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
912 Jakub Jelinek <jakub@redhat.com>
915 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
916 argument. Don't drop outer ANDs.
917 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
918 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
920 * config/s390/predicates.md (setmem_operand): Remove.
921 (shift_count_operand): Rename to...
922 (shift_count_or_setmem_operand): ... this. Adjust
923 s390_decompose_shift_count caller.
924 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
925 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
926 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
927 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
928 rotl<mode>3_and, setmem_long_and): New insns.
929 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
930 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
931 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
932 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
933 of shift_count_operand.
934 (setmem_long): Use shift_count_or_setmem_operand instead of
937 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
938 Andreas Tobler <a.tobler@schweiz.ch>
940 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
943 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
945 * expr.c (force_operand): Use convert_to_mode for conversions.
947 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
949 * reload.h (reg_equiv_invariant): Declare.
950 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
951 register also when reg_equiv_invariant[R] is set.
953 2005-12-07 Richard Sandiford <richard@codesourcery.com>
954 Andreas Tobler <a.tobler@schweiz.ch>
956 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
958 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
960 * tree-ssa-pre.c (bitmap_set_and): New function.
961 (bitmap_set_and_compl): New function.
962 (bitmap_set_empty_p): New function.
963 (insert_extra_phis): New function.
964 (compute_avail): Use insert_extra_phis.
966 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
968 * config/s390/s390.c (s390_expand_atomic): New function.
969 Adjust comment of helper functions.
970 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
971 * config/s390/s390.md ("ATOMIC"): New code macro.
972 ("atomic"): Corresponding new code attribute.
973 ("sync_lock_test_and_set[hq]i",
974 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
976 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
978 * config/s390/s390.c (s390_expand_mask_and_shift,
979 struct alignment_context, init_alignment_context,
980 s390_expand_cs_hqi): New.
981 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
982 * config/s390/s390.md ("sync_compare_and_swaphi",
983 "sync_compare_and_swapqi"): New pattern.
985 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
987 Fix PR tree-optimization/25291
988 * tree-ssa-operands.c (add_call_clobber_ops): Remove
989 redundant and crashing check.
991 2005-12-08 Alan Modra <amodra@bigpond.net.au>
994 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
995 tests further when !strict && reload_in_progress.
996 (print_operand): Check that both operands of indexed address are regs.
997 (print_operand_address): Likewise.
998 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
999 (INT_REG_OK_FOR_BASE_P): Correct.
1001 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1003 Preparation for PR rtl-optimization/20070 / part1
1004 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1005 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1006 outgoing_edges_match.
1007 (outgoing_edges_match): Use condjump_equiv_p.
1008 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1010 * struct-equiv.c: New file.
1011 (death_notes_match_p) New function, broken out of insns_match_p.
1012 * Makefile.in (OBJS-common): Add struct-equiv.o.
1013 (struct-equiv.o): New target.
1015 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1017 * coretypes.h: Revert previous change.
1018 * config/darwin.h: Revert previous reversion.
1019 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1021 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1023 * coretypes.h (section): Provide dummy definition for target files.
1024 * config/darwin.h: Revert previous change.
1026 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1028 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1029 * configure.ac: Remove all.build and install-normal from target_list
1030 * configure: Regenerate.
1031 * Makefile.in (install): Don't depend on install-normal.
1033 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1035 * Makefile.in: Document the use of stamps.
1037 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1039 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1040 * Makefile.in: Add code to compute some dependencies on s-gtype
1041 automatically. Remove the declaration of those dependencies.
1043 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1045 * gcc/reload.c (push_secondary_reload): Fix typo:
1046 s/insn_constraint/scratch_constraint/.
1048 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1050 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1052 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1054 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1055 (alpha_elf_select_rtx_section): Return the selected section rather
1056 than emitting assembly code.
1057 (alpha_write_linkage): Emit a ".link" directive directly and then
1058 set in_section to NULL.
1059 (vms_asm_out_constructor): Use switch_to_section.
1060 (vms_asm_out_destructor): Likewise.
1061 (unicosmk_output_common): Set in_section to NULL instead of calling
1062 the dummy common_section function.
1063 (unicosmk_text_section): Delete in favor of...
1064 (unicosmk_output_text_section_asm_op): ...this new function.
1065 (unicosmk_data_section): Delete in favor of...
1066 (unicosmk_output_data_section_asm_op): ...this new function.
1067 (unicosmk_init_sections): New function.
1068 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1069 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1070 the dummy ssib_section function.
1071 (unicosmk_section_buf): Delete.
1072 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1073 (unicosmk_data_section): Delete.
1074 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1075 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1076 (SECTION_FUNCTION_TEMPLATE): Delete.
1077 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1078 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1079 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1080 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1081 (TARGET_ASM_INIT_SECTIONS): Define.
1082 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1083 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1084 (link_section, literals_section): Delete.
1085 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1086 set in_section to NULL.
1088 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1089 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1090 (COMMON_SECTION): Delete.
1091 (TARGET_ASM_INIT_SECTIONS): Define.
1092 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1093 the dummy common_section function.
1094 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1095 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1096 between readonly_data_section and text_section to check whether
1097 read-only data is being put in the text section.
1098 (arm_output_function_epilogue): Use switch_to_section.
1099 (arm_elf_asm_constructor): Likewise.
1100 (thumb_call_via_reg): Replace call to in_text_section with
1101 a comparison between in_section and text_section.
1102 (arm_file_end): Use switch_to_section.
1103 (aof_text_section): Delete in favor of...
1104 (aof_output_text_section_asm_op): ...this new function.
1105 (aof_data_section): Delete in favor of...
1106 (aof_output_data_section_asm_op): ...this new function.
1107 (aof_asm_init_sections): New function.
1108 (zero_init_section): Moved from config/arm/aof.h.
1109 (aof_dump_imports, aof_file_start): Use switch_to_section.
1110 * config/arm/arm.h (thumb_call_via_label): Update comment.
1111 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1112 (common_section): Delete.
1113 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1114 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1115 global switch_to_section function instead of the old port-local one.
1116 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1117 (SWITCH_TO_SECTION_FUNCTION): Delete.
1118 (drectve_section): Redefine as a macro.
1119 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1120 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1123 * config/avr/avr.c (progmem_section): New variable.
1124 (avr_output_progmem_section_asm_op): New function.
1125 (avr_asm_init_sections): New function.
1126 (avr_output_addr_vec_elt): Use switch_to_section.
1127 * config/avr/avr.h (progmem_section): Declare.
1128 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1129 (READONLY_DATA_SECTION): Delete.
1130 (TARGET_ASM_INIT_SECTIONS): Define.
1131 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1132 * config/avr/avr-protos.h (progmem_section): Delete.
1134 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1136 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1137 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1139 * config/darwin-sections.def: New file.
1140 * config/darwin.c: Define all sections in darwin-sections.def.
1141 (output_objc_section_asm_op, darwin_init_sections): New functions.
1142 (machopic_output_indirection): Use switch_to_section.
1143 (machopic_select_section): Return the selected section rather than
1144 emitting assembly code. Replace the static function table with
1145 inline conditional expressions. Update the tests of last_text_section
1146 and move them into the FUNCTION_DECL block.
1147 (machopic_select_rtx_section): Return the selected section rather than
1148 emitting assembly code.
1149 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1150 (darwin_file_end): Use switch_to_section.
1151 * config/darwin.h: Use darwin-sections.def to declare sections.
1152 (INIT_SECTION_ASM_OP): Remove empty definition.
1153 (HAS_INIT_SECTION): Define this instead.
1154 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1155 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1156 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1157 (TARGET_ASM_INIT_SECTIONS): Define.
1158 * config/darwin-protos.h (darwin_init_sections): Declare.
1159 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1160 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1161 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1162 (constructor_section, destructor_section, mod_init_section): Delete.
1163 (mod_term_section): Delete.
1164 (darwin_exception_section, darwin_eh_frame_section): Delete.
1165 (machopic_select_section): Return a section.
1166 (machopic_select_rtx_section): Likewise.
1167 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1168 (const_section, const_coal_section, const_data_section): Delete.
1169 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1170 (literal4_section, literal8_section, constructor_section): Delete.
1171 (mod_init_section, mod_term_section, destructor_section): Delete.
1172 (objc_class_section, objc_meta_class_section, objc_category_section)
1173 (objc_class_vars_section, objc_instance_vars_section): Delete.
1174 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1175 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1176 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1177 (objc_symbols_section, objc_module_info_section): Delete.
1178 (objc_image_info_section, objc_protocol_section): Delete.
1179 (objc_string_object_section, objc_constant_string_object_section)
1180 (objc_class_names_section, objc_meth_var_names_section): Delete.
1181 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1182 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1183 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1184 (darwin_exception_section, darwin_eh_frame_section): Delete.
1185 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1187 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1188 (frv_asm_out_destructor): Likewise.
1189 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1190 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1191 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1193 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1194 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1195 (data_section): Delete.
1197 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1198 (DRECTVE_SECTION_FUNCTION): Delete.
1199 (drectve_section): Redefine as a macro that sets in_section after
1200 emitting the directive.
1201 (SWITCH_TO_SECTION_FUNCTION): Delete.
1202 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1203 in_text_section with comparison between in_section and text_section.
1204 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1205 rather than emitting assembly code. Use get_named_section.
1206 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1208 (machopic_output_stub): Use switch_to_section.
1209 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1210 (nwld_named_section_asm_out_destructor): Use get_section and
1213 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1214 rather than emitting assembly code.
1215 (ia64_rwreloc_select_section): Likewise.
1216 (ia64_rwreloc_select_rtx_section): Likewise.
1217 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1218 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1220 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1221 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1223 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1224 section rather than emitting assembly code.
1225 (iq2000_select_section): Likewise.
1226 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1227 (sbss_section): Delete.
1229 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1230 and get_named_section.
1231 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1233 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1234 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1235 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1236 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1238 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1239 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1240 global switch_to_section function instead of the old port-local one.
1241 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1242 (SWITCH_SECTION_FUNCTION): Delete.
1243 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1244 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1245 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1246 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1248 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1249 global switch_to_section function instead of the old port-local one.
1250 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1252 * config/mips/mips.c (mips_file_start): Update comment.
1253 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1254 (mips_output_aligned_decl_common): Use switch_to_section.
1255 (mips_select_rtx_section): Return the section rather than emitting
1256 assembly code. Use get_named_section.
1257 (mips_function_rodata_section: Likewise get_section.
1258 (build_mips16_function_stub): Use switch_to_section.
1259 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1260 (SDATA_SECTION_ASM_OP): Delete.
1261 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1262 (EXTRA_SECTION_FUNCTIONS): Delete.
1264 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1265 (mmix_asm_output_aligned_local): Use switch_to_section.
1267 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1268 (som_one_only_readonly_data_section): New variables.
1269 (pa_output_function_epilogue): Set in_section to NULL instead of
1270 calling forget_section.
1271 (output_deferred_plabels): Use select_section.
1272 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1273 of calling forget_section.
1274 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1275 (pa_asm_output_aligned_local): Use select_section.
1276 (som_text_section_asm_op): Delete in favor of...
1277 (som_output_text_section_asm_op): ...this new function.
1278 (pa_som_asm_init_sections): New function.
1279 (pa_select_section): Return the section rather than emitting
1281 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1282 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1283 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1284 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1285 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1286 (som_readonly_data_section, som_one_only_readonly_data_section)
1287 (som_one_only_data_section, forget_section): Delete.
1288 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1289 (TARGET_ASM_INIT_SECTIONS): Define.
1290 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1292 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1293 (private_data_section, read_only_private_data_section): New variables.
1294 (sdata2_section, toc_section): New variables.
1295 (rs6000_file_start): Use switch_to_section.
1296 (rs6000_assemble_integer): Use comparisons against in_section
1297 instead of calling in_toc_section and in_text_section. Use
1298 unlikely_text_section_p.
1299 (rs6000_elf_output_toc_section_asm_op): New function, derived
1300 from the old rs6000/sysv4.h toc_section function.
1301 (rs6000_elf_asm_init_sections): New function.
1302 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1303 the section rather than emitting assembly code.
1304 (machopic_output_stub): Use switch_to_section.
1305 (toc_section): Delete dummy function.
1306 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1307 switch_to_section and get_section.
1308 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1309 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1310 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1311 the old rs6000/xcoff.h toc_section function.
1312 (rs6000_xcoff_asm_init_sections): New function.
1313 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1314 the section rather than emitting assembly code.
1315 (rs6000_xcoff_file_start): Use switch_to_section.
1316 (rs6000_xcoff_file_end): Likewise.
1317 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1318 (sdata2_section, sbss_section, private_data_section): Delete.
1319 (read_only_data_section, read_only_private_data_section): Delete.
1320 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1321 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1322 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1323 (FINI_SECTION_FUNCTION): Delete.
1324 (TARGET_ASM_INIT_SECTIONS): Define.
1325 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1326 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1327 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1328 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1329 (READONLY_DATA_SECTION): Delete.
1330 (TARGET_ASM_INIT_SECTIONS): Define.
1331 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1332 to NULL rather than no_section.
1333 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1335 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1337 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1338 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1339 from call to current_function_section.
1341 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1342 (bss100_section): New variable.
1343 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1344 (xstormy16_asm_init_sections): New function.
1345 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1346 switch_to_section and get_section.
1347 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1348 from calls to current_function_section.
1349 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1350 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1351 (TARGET_ASM_INIT_SECTIONS): Define.
1352 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1354 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1355 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1356 (FINI_SECTION_FUNCTION): Delete.
1358 * config/v850/v850.c: Include gt-v850.h.
1359 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1360 (zbss_section): New variables.
1361 (v850_output_aligned_bss): Use switch_to_section.
1362 (v850_asm_init_sections): New function.
1363 (v850_select_section): Return the section rather than emitting
1365 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1366 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1367 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1368 (TARGET_ASM_INIT_SECTIONS): Define.
1369 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1370 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1371 (zbss_section): Delete.
1373 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1375 * config/vx-common.h (vxworks_exception_section): Delete.
1376 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1378 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1379 section rather than emitting assembly code.
1380 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1383 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1384 * coretypes.h (section): New union and typedef.
1385 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1386 from call to current_function_section.
1387 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1388 (dbxout_symbol_location): Use switch_to_section.
1389 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1390 most of the code into...
1391 (default_eh_frame_section): ...here. Return a section.
1392 (collect2_eh_frame_section): Delete, moving most of the code into..
1393 (switch_to_eh_frame_section): ...this new function.
1394 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1395 (debug_macinfo_section, debug_line_section, debug_loc_section)
1396 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1398 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1399 eh_frame_section. Use switch_to_section and get_section.
1400 (dwarf2out_begin_prologue): Use switch_to_section.
1401 (AT_string_form): Check the flags in debug_str_section instead of
1402 DEBUG_STR_SECTION_FLAGS.
1403 (output_comp_unit): Use switch_to_section, get_section, and
1405 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1406 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1407 from call to current_function_section.
1408 (dwarf2out_var_location): Use unlikely_text_section_p.
1409 (dwarf2out_source_line): Use switch_to_section. Remove argument
1410 from call to current_function_section.
1411 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1412 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1413 debug_macinfo_section.
1414 (dwarf2out_init): Initialize the new section variables. Use them
1415 instead of calls to named_section_flags. Use switch_to_section.
1416 (output_indirect_string): Use switch_to_section and debug_str_section.
1417 (dwarf2out_finish): Use switch_to_section and the new section
1419 * except.c (default_exception_section): Return the section instead
1420 of emitting assembly code.
1421 (output_function_exception_table): Use the global exception_section
1422 variable instead of the target hook. Use switch_to_section. Remove
1423 argument from call to current_function_section.
1424 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1425 (shorten_branches): Use pointer comparisons to detect whether the
1426 text section is the same as readonly_data_section.
1427 (profile_function): Use switch_to_section. Remove argument from
1428 call to current_function_section.
1429 (final_scan_insn): Likewise. Update use of last_text_section.
1430 * gengtype.c (open_base_files): Add an include of output.h.
1431 * output.h (text_section, data_section, readonly_data_section)
1432 (ctors_section, dtors_section, bss_section, init_section)
1433 (fini_section, sdata_section): Turn into section pointers.
1434 (in_text_section, in_unlikely_text_section, exports_section)
1435 (drectve_section, named_section, mergeable_string_section)
1436 (last_text_section_name): Delete.
1437 (default_exception_section, default_eh_frame_section): Return sections.
1438 (SECTION_DECLARED, SECTION_NAMED): New macros.
1439 (SECTION_MACH_DEP): Bump value.
1440 (section_common, named_section, unnamed_section): New structures.
1441 (unnamed_section_callback): New typedef.
1442 (section): New union.
1443 (sbss_section, exception_section, eh_frame_section): New variables.
1444 (in_section, last_text_section): Turn into section pointers.
1445 (get_unnamed_section, get_section, get_named_section): New functions.
1446 (mergeable_constant_section, function_section): Return a section.
1447 (unlikely_text_section): Likewise.
1448 (current_function_section): Likewise. Remove the decl argument.
1449 (unlikely_text_section_p, switch_to_section): New functions.
1450 (output_section_asm_op): New function.
1451 (set_named_section_flags, named_section_flags, named_section_real)
1452 (named_section_first_declaration): Delete.
1453 (default_select_section, default_elf_select_section): Return a section.
1454 (default_elf_select_section_1, default_function_rodata_section)
1455 (default_no_function_rodata_section, default_select_rtx_section)
1456 (default_elf_select_rtx_section): Likewise.
1457 * rtl.h (in_data_section): Delete.
1458 * sdbout.c (sdbout_one_type): Use switch_to_section.
1459 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1460 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1461 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1462 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1463 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1464 (TARGET_ASM_OUT): Update after above changes.
1465 * target.h (init_sections): New hook.
1466 (exception_section, eh_frame_section): Delete.
1467 (select_section, select_rtx_section, function_rodata_section): Return
1468 a section rather than emitting assembly code.
1469 * varasm.c (text_section, data_section, readonly_data_section)
1470 (ctors_section, dtors_section, bss_section, init_section)
1471 (fini_section): Turn into section pointers.
1472 (sdata_section, sbss_section, exception_section): New variables.
1473 (eh_frame_section): New variable.
1474 (in_section): Make global and turn into a section pointer.
1475 (last_text_section): Turn into a section pointer.
1476 (unnamed_sections): New variable.
1477 (in_named_name, last_text_section_name): Delete.
1478 (EXTRA_SECTION_FUNCTIONS): Delete.
1479 (in_named_entry): Delete.
1480 (section_htab): New variable, replacing...
1481 (in_named_htab): ...this deleted variable.
1482 (section_entry_eq, section_entry_hash): New functions, based on...
1483 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1484 (get_unnamed_section, get_section): New functions.
1485 (unlikely_text_section): Return a section instead of emitting
1487 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1488 (get_named_section_flags, named_section_first_declaration): Delete.
1489 (unlikely_text_section_p): New function.
1490 (named_section_real, named_section): Delete.
1491 (get_named_section): New function.
1492 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1493 (function_section): Return a section rather than emitting
1495 (current_function_section): Likewise. Remove argument. Use
1496 last_text_section if nonnull, otherwise use function_section.
1497 (default_function_rodata_section): Return a section rather than
1498 emitting assembly code. Use get_section.
1499 (default_no_function_rodata_section): Return a section rather than
1500 emitting assembly code.
1501 (variable_section): Use switch_to_section and get_named_section.
1502 (mergeable_string_section): Return a section rather than emitting
1503 assembly code. Use get_section. Make static. Don't take special
1504 countermeasures for empty strings.
1505 (mergeable_constant_section): Return a section rather than emitting
1506 assembly code. Use get_section.
1507 (default_named_section_asm_out_destructor): Use switch_to_section
1509 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1510 (default_named_section_asm_out_constructor): Use switch_to_section
1512 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1513 (assemble_start_function): Likewise. Set last_text_section to
1514 NULL rather than no_section. Change the type of save_section.
1515 (assemble_zeros, assemble_variable): Use the section flags to detect
1516 whether or not a section is text.
1517 (assemble_static_space): Use switch_to_section.
1518 (assemble_trampoline_template): Likewise.
1519 (output_constant_def_contents): Use switch_to_section and
1521 (output_constant_pool_1): Use switch_to_section. Use the section
1522 flags to see whether sections contain mergeable data.
1523 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1524 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1525 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1526 whether a section has already been declared.
1527 (default_select_section, default_elf_select_section): Return a
1528 section rather than emitting assembly code.
1529 (default_elf_select_section_1): Likewise. Use bss_section for
1530 SECCAT_BSS if nonnull. Use get_named_section.
1531 (default_select_rtx_section): Return a section rather than
1532 emitting assembly code.
1533 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1534 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1535 (output_section_asm_op, switch_to_section): New functions.
1536 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1539 * doc/tm.texi: Expand the introduction to the sections documentation.
1540 (TRAMPOLINE_SECTION): Document new interface.
1541 (SDATA_SECTION_ASM_OP): Document new macro.
1542 (READONLY_DATA_SECTION): Delete.
1543 (SDATA_SECTION_ASM_OP): Document new macro.
1544 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1545 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1546 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1547 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1548 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1550 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1552 * gcc.c (init_gcc_specs): Match braces inside conditionally
1555 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1557 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1559 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1562 * tree.c (integer_all_onesp): Always return true if all bits on.
1564 * testsuite/g++.dg/init/array0.C: New.
1566 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1568 * doc/md.texi: Adapt to implementation.
1570 2005-12-06 Andreas Schwab <schwab@suse.de>
1572 * opts.c (decode_options): Fix typo in message.
1574 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1577 * longlong.h: Merge PPC tests from upstream.
1579 2005-12-06 Richard Guenther <rguenther@suse.de>
1581 * fold-const.c (fold_convert): Do not build and fold
1582 CONVERT_EXPR, but always use NOP_EXPR.
1584 2005-12-06 Jan Beulich <jbeulich@novell.com>
1586 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1587 __builtin_ia32_paddq and __builtin_ia32_subq.
1588 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1589 __builtin_ia32_pshufw.
1590 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1592 2005-12-05 James E Wilson <wilson@specifix.com>
1595 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1598 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1600 * print-tree.c (print_node): Ditto.
1601 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1602 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1603 before accessing DECL_ARTIFICIAL.
1604 Handle new tag tree codes.
1605 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1607 (unmodifiable_var_p): Ditto.
1608 * tree-flow.h (mem_tag_kind): Remove.
1609 (struct var_ann_d): Remove mem_tag_kind member.
1610 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1611 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1612 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1613 (group_aliases): Ditto.
1614 (setup_pointers_and_addressables): Ditto.
1615 (is_escape_site): Ditto.
1616 (may_alias_p): Ditto.
1617 (create_tag_raw): New function.
1618 (create_memory_tag): Use it.
1619 (dump_alias_info): Update for tags.
1620 (may_be_aliased): Ditto.
1621 (add_type_alias): Ditto.
1622 (new_type_alias): Ditto.
1623 (create_sft): Ditto.
1624 (create_structure_vars): Ditto.
1625 * tree-ssa-ccp.c (get_default_value): Ditto.
1626 * tree-ssa-operands.c (get_expr_operands): Ditto.
1627 (add_stmt_operand): Ditto.
1628 (add_call_clobber_ops): Remove duplicated condition.
1629 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1631 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1632 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1633 * tree.c (init_ttree): Update structures for new tree codes.
1634 (tree_code_size): Update sizes for new tree codes.
1635 (make_node_stat): Don't try to set common things on minimal
1637 (tree_node_structure): Update for tags.
1638 (is_global_var): Ditto.
1639 * tree.def: Add new tree codes.
1640 * tree.h (MTAG_P): New macro.
1641 (TREE_MEMORY_TAG_CHECK): Ditto.
1642 (SSA_VAR_P): Update for tags.
1643 (struct tree_memory_tag): New structure.
1644 (MTAG_GLOBAL): New macro.
1645 (union tree_node): Add memory tag member.
1646 * treestruct.def (TS_MEMORY_TAG): New.
1648 2005-12-05 Dale Johannesen <dalej@apple.com>
1650 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1651 what was approved (PR 24323).
1653 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1655 * doc/c-tree.texi (Function Bodies): Remove description of
1658 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1660 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1661 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1662 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1663 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1664 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1665 __divxc3): Document.
1667 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1669 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1671 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1672 hook_bool_void_false.
1673 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1674 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1676 * config/darwin.c (machopic_select_section): It's not defined
1677 as weak if it's only marked as weak_import.
1679 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1682 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1683 A hidden weak object does bind locally. Strong linkonce data
1684 counts like any other strong symbol for binding.
1685 (weak_finish_1): Don't specially handle weakrefs, they no longer
1687 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1688 * c-common.c (handle_alias_attribute): Allow static aliases
1690 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1691 * gthr-dce.h: Make weakrefs static.
1692 * gthr-tpf.h: Likewise.
1693 * gthr-solaris.h: Likewise.
1694 * gthr-posix.h: Likewise.
1695 * gthr-posix95.h: Likewise.
1696 * config/darwin.c (darwin_encode_section_info): static weakref
1697 variables are not necessarily defined in this translation unit.
1698 * doc/extend.texi (Function Attributes): Mention that an alias
1699 attribute creates a definition for the thing it's attached to.
1700 Change the documentation for weakref to say that the thing
1701 it's attached to must be static.
1703 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1704 we don't go into an infinite loop.
1706 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1708 * config/rs6000/predicates.md (logical_const_operand): Split
1709 out of logical_operand.
1710 (logical_operand): Use it.
1711 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1712 logical_const_operand.
1714 2005-12-05 Jan Beulich <jbeulich@novell.com>
1716 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1717 and IX86_BUILTIN_CMPNESS.
1718 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1719 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1720 * config/i386/i386.md (movti_internal): Correct type attribute.
1721 Simplify mode attribute.
1722 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1723 Correct type attribute.
1724 (absxf2): Correct operator.
1725 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1726 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1727 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1729 (sse2_vmsqrtv2df2): Correct mode attribute.
1731 2005-12-05 Jan Beulich <jbeulich@novell.com>
1733 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1734 16 bits. Provide insn pattern for this case.
1736 2005-12-05 Jan Beulich <jbeulich@novell.com>
1738 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1740 (__popcountDI2): Likewise.
1742 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1745 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1746 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1747 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1750 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1752 * c-typeck.c (null_pointer_constant_p): New function.
1753 (build_conditional_expr, build_c_cast, convert_for_assignment,
1754 build_binary_op): Use it.
1756 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1758 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1759 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1761 (check_function_arguments_recurse): Allow both NOP_EXPR and
1762 CONVERT_EXPR but check conversions preserve precision.
1763 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1764 but check conversions preserve precision.
1765 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1768 2005-12-04 Roger Sayle <roger@eyesopen.com>
1771 * common.opt (Wstring-literal-comparison): New command line option.
1772 * c-opts.c (c_common_handle_option): Set it with -Wall.
1773 * c-typeck.c (parser_build_binary_op): Issue warning if either
1774 operand of a comparison operator is a string literal, except for
1775 testing equality or inequality against NULL.
1777 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1779 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1781 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1782 of building a NOP_EXPR.
1783 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1785 * c-convert.c (convert): Use fold_convert instead of building
1786 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1787 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1789 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1790 NOP_EXPR the same as CONVERT_EXPR.
1791 * c-typeck.c (build_function_call): Use fold_convert instead of
1792 building a NOP_EXPR directly.
1793 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1795 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1797 PR rtl-optimization/25197
1798 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1801 2005-12-02 Stuart Hastings <stuart@apple.com>
1803 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1806 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1808 * c-typeck.c (default_function_array_conversion,
1809 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1810 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1811 orig_op2. Don't check them for NOP_EXPR.
1812 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1813 around integer zero.
1815 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1817 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1818 toc_save_offset, toc_size, lr_size.
1819 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1820 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1821 Adjust for removal of unused rs6000_stack_t fields.
1822 (debug_stack_info): Adjust.
1823 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1824 first, and don't bother checking for set/inc of lr on sibcalls.
1825 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1827 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1830 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1831 5 if operand 1 is not aligned. Undo previous constraint change.
1832 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1834 2005-12-02 Richard Guenther <rguenther@suse.de>
1836 * tree.h (build): Remove prototype.
1837 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1838 * tree.c (build): Remove.
1839 (build0_stat): Update comment.
1841 2005-12-02 Richard Guenther <rguenther@suse.de>
1843 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1844 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1846 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1847 maybe_fold_offset_to_component_ref): Likewise.
1848 * tree-ssa-dom.c (thread_across_edge,
1849 simplify_rhs_and_lookup_avail_expr,
1850 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1852 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1853 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1854 lower_try_finally_switch): Likewise.
1855 * tree-if-conv.c (add_to_dst_predicate_list,
1856 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1857 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1858 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1859 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1860 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1861 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1862 gimplify_init_ctor_eval, gimplify_init_constructor,
1863 gimplify_variable_sized_compare, gimplify_boolean_expr,
1864 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1865 gimplify_expr, gimplify_body, gimplify_function_tree,
1866 force_gimple_operand): Likewise.
1867 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1868 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1869 mx_register_decls): Likewise.
1870 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1871 get_frame_field, finalize_nesting_tree_1): Likewise.
1872 * tree-inline.c (setup_one_parameter): Likewise.
1873 * tree-vect-transform.c (vectorizable_condition): Likewise.
1874 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1876 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1877 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1878 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1879 * tree-chrec.h (build_polynomial_chrec): Likewise.
1881 2005-12-02 Richard Guenther <rguenther@suse.de>
1883 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1884 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1885 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1886 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1887 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1888 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1889 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1891 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1892 sh_adjust_unroll_max): Likewise.
1893 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1894 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1895 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1897 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1899 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1902 2005-12-02 Richard Guenther <rguenther@suse.de>
1904 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1905 simplify_cond_using_ranges): Use buildN instead of build.
1906 * tree-tailcall.c (adjust_accumulator_values,
1907 adjust_return_value): Likewise.
1908 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1909 generate_element_copy, generate_element_zero,
1910 generate_one_element_init): Likewise.
1911 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1912 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1913 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1914 perfect_nestify): Likewise.
1916 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1918 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1920 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1922 * ggc.h (GGC_RESIZEVEC): New.
1924 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1926 * gcc.c (execute): Improve readability.
1928 2005-12-02 Richard Guenther <rguenther@suse.de>
1930 * tree-cfg.c (mark_used_vars): New function.
1931 (dump_function_to_file): Dump only used VAR_DECLs.
1933 2005-12-02 Richard Guenther <rguenther@suse.de>
1935 * convert.c (convert_to_integer): Fix compare for nonpositive
1936 constant to use tree_int_cst_sgn <= 0.
1938 2005-12-02 Richard Guenther <rguenther@suse.de>
1940 * convert.c (convert_to_integer): Use fold_convert instead
1941 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1942 instead of comparing against 0. Use build_int_cst instead
1943 of converting integer_zero_node.
1945 2005-12-02 Richard Guenther <rguenther@suse.de>
1947 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1950 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1953 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1956 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1959 * function.c (expand_function_end): Emit blockage for unwinder
1962 2005-12-01 Roger Sayle <roger@eyesopen.com>
1964 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1965 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1966 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1967 integer constant comparisons.
1969 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1970 Janis Johnson <janis187@us.ibm.com>
1971 David Edelsohn <dje@watson.ibm.com>
1972 Ben Elliston <bje@au.ibm.com>
1974 * dfp.h, dfp.c: New files.
1975 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1976 (DECNUM_H): Likewise.
1977 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1978 (INCLUDES): Append $(DECNUMINC).
1979 (OBJS-common): Add dfp.o.
1981 * real.h (EXP_BITS): Pinch one bit to ..
1982 (struct real_value): Add decimal field.
1983 (real_format): Change table size, update documentation.
1984 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1985 (real_from_string3): Declare.
1986 (decimal_single_format): Declare.
1987 (decimal_double_format): Declare.
1988 (decimal_quad_format): Declare.
1989 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1990 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1991 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1992 * real.c: Include dfp.h.
1993 (normalize): Early return for decimal floats.
1994 (do_add): Zero decimal field.
1995 (do_compare): Call do_decimal_compare for decimal floats.
1996 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1997 (real_arithmetic): Call decimal_real_arithmetic for decimal
1998 floating point operands.
1999 (real_identical): If a and b are of differing radix, return false.
2000 (real_to_integer): Call decimal_real_to_integer if the value is a
2002 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2003 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2004 (real_to_hexadecimal): Place "N/A" in the return string for
2006 (real_from_string3): New variant, given a mode.
2007 (real_maxval): Use decimal_real_maxval for decimal floats.
2008 (round_for_format): Use decimal_round_for_format for decimals.
2009 (real_convert): Use decimal_real_convert where appropriate.
2010 (significand_size): Handle base 10.
2011 (encode_decimal_single, decode_decimal_single,
2012 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2013 decode_decimal_quad): New functions.
2014 (decimal_single_format): New.
2015 (decimal_double_format): New.
2016 (decimal_quad_format): New.
2017 * machmode.def: Add SD, DD and TD decimal floating point modes.
2018 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2019 Include MODE_DECIMAL_FLOAT.
2020 (DECIMAL_FLOAT_MODE_P): New.
2021 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2022 * genmodes.c (struct mode_data): Add counter field.
2023 (struct mode_data): Update comment for format.
2024 (blank_mode): Initialise counter field.
2025 (new_mode): Increment counter field for each mode defined.
2026 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2028 (make_complex_modes): Handle modes containing `D'.
2029 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2030 (make_decimal_float_mode): New.
2031 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2032 (cmp_modes): Compare counter field if other characteristics
2034 (emit_real_format_for_mode): Support formats for decimal floats.
2035 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2036 Document MODE_DECIMAL_FLOAT.
2038 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2040 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2043 2005-12-01 Richard Henderson <rth@redhat.com>
2045 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2047 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2049 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2051 * config/pa/pa.c (pa_init_builtins): If we detect
2052 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2055 2005-12-01 Richard Guenther <rguenther@suse.de>
2057 * fold-const.c (fold_binary): Use fold_build2, not
2060 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2062 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2064 * vec.h (VEC_block_remove): New.
2066 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2069 * c-common.c (lvalue_error): Fix wording.
2071 2005-12-01 Richard Guenther <rguenther@suse.de>
2073 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2074 thinko in last patch.
2076 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2078 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2079 than -flat_namespace.
2081 2005-12-01 Ben Elliston <bje@au.ibm.com>
2083 * mklibgcc.in: Parameterise the script to build soft float
2084 functions by iterating over each type, rather than cloning the
2087 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2090 * builtins.c (fold_builtin_fputs): Defer check for missing
2091 replacement functions.
2093 2005-11-30 Kean Johnston <jkj@sco.com>
2095 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2096 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2098 2005-11-30 Richard Guenther <rguenther@suse.de>
2100 PR tree-optimization/22501
2101 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2102 function split out from ...
2103 (forward_propagate_addr_expr): ... here. Use it to propagate
2104 ADDR_EXPRs to all uses.
2106 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2108 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2109 * builtins.c (expand_builtin_mathfn): Use them.
2110 (expand_builtin_mathfn_2): Likewise.
2111 (expand_builtin_mathfn_3): Likewise.
2112 (expand_builtin_int_roundingfn): Likewise.
2113 (expand_builtin): Likewise.
2114 (integer_valued_real_p): Likewise.
2115 (fold_builtin_int_roundingfn): Likewise.
2116 (fold_builtin_bitop): Likewise.
2117 (fold_builtin_logarithm): Likewise.
2118 (fold_builtin_1): Likewise.
2119 * convert.c (convert_to_integer): Likewise.
2120 * fold-const.c (negate_mathfn_p): Likewise.
2121 (tree_expr_nonnegative_p): Likewise.
2123 2005-11-30 Dale Johannesen <dalej@apple.com>
2124 Andrew Pinski <pinskia@physics.uc.edu>
2126 * combine.c (find_split_point): Sign extend bitmask
2127 when changing bitfield assignment to IOR of AND.
2129 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2131 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2132 clobber to scratch reg.
2133 (*decrement_and_branch_until_zero_no_clobber): Remove.
2134 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2135 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2136 * config/ms1/ms1.opt (mmul): Remove.
2137 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2138 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2140 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2141 Bernd Schmidt <bernd.schmidt@analog.com>
2143 * pa/predicates.md (symbolic_operand): Add comment.
2144 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2145 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2146 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2147 (pa_secondary_reload_class): Delete.
2148 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2149 and pa_secondary_reload_class. Reorder some checks. Update inline
2150 copy of symbolic operand.
2151 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2153 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2155 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2158 2005-11-30 Jeff Law <law@redhat.com>
2160 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2161 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2163 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2165 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2166 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2167 (ia64_expand_move): Adjust caller.
2169 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2170 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2173 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2175 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2176 Always produce an output if we can remove NEGs or canonicalize
2177 (minus (minus ...)) expressions. Provide a fast path for the
2179 (simplify_gen_binary): Do not call simplify_plus_minus.
2180 (simplify_binary_operation_1): Reassociate at the end of the
2183 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2185 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2186 moves and unpack to speed up.
2188 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2190 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2191 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2192 (gen_v9_scc): Update callers.
2193 * config/sparc/sparc.md: Likewise.
2194 * config/sparc/sparc-protos.h: Update extern declaration.
2196 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2198 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2200 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2203 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2205 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2206 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2207 (negate_expr): Here.
2209 2005-11-29 Ben Elliston <bje@au.ibm.com>
2211 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2212 Fix typo in comment.
2214 2005-11-29 Ben Elliston <bje@au.ibm.com>
2216 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2217 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2219 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2223 * builtins.c (init_target_chars): New.
2224 (expand_builtin_printf, expand_builtin_fprintf,
2225 expand_builtin_sprintf, fold_builtin_sprintf,
2226 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2227 fold_builtin_snprintf_chk, fold_builtin_printf,
2228 fold_builtin_fprintf): Check for matching format strings using
2231 2005-11-29 Paul Brook <paul@codesourcery.com>
2233 * config.gcc: Do not use fixproto on m68k-elf.
2235 2005-11-28 Roger Sayle <roger@eyesopen.com>
2237 * expmed.c (div_cost): Replace with...
2238 (sdiv_cost, udiv_cost): New.
2239 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2240 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2241 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2242 (expand_divmod): Replace use of div_cost with either sdiv_cost
2243 or udiv_cost depending upon the signedness of the operation.
2245 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2248 * config/darwin.c (machopic_indirection_name,
2249 machopic_output_indirection): Follow transparent alias chain.
2251 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2253 * varasm.c (ultimate_transparent_alias_target): Add comment.
2255 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2257 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2258 SET_SRC instead of XEXP where appropriate.
2260 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2262 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2265 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2267 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2268 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2271 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2273 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2274 secondary_input_reload_class, made static. Adapt to new
2276 (secondary_output_reload_class): Delete.
2277 (TARGET_SECONDARY_RELOAD): New macro.
2278 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2279 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2281 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2284 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2285 when its natural alignment is > BITS_PER_UNIT.
2286 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2287 * c-common.c (handle_packed_attribute): Ignore packing on a field
2288 whose type is naturally char aligned.
2290 2005-11-28 Richard Guenther <rguenther@suse.de>
2292 * c-common.c (strict_aliasing_warning): Handle all
2293 component-ref like accesses.
2295 2005-11-28 Roger Sayle <roger@eyesopen.com>
2296 Uros Bizjak <uros@kss-loka.si>
2299 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2300 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2301 when flag_unsafe_math_optimizations is set and
2302 we don't care about NaNs or Infinities.
2304 Move x/expN(y) and x/pow(y,z) transformation into common
2305 flag_unsafe_math_optimizations section.
2307 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2309 * gcc.c (main): Change type of argv to "char **".
2311 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2313 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2314 small data sections.
2315 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2316 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2317 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2318 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2319 output locals to sbss if !rs6000_elf_in_small_data_p.
2320 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2322 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2325 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2326 generated by reload.
2327 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2328 indexed_or_indirect_address.
2329 (indexed_or_indirect_address): Don't test for base reg. Call
2330 address_operand last. Make it a special predicate.
2332 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2334 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2336 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2339 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2341 (negate_expr): Likewise.
2343 2005-11-27 Andreas Schwab <schwab@suse.de>
2345 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2348 2005-11-27 Steven Bosscher <stevenb@suse.de>
2350 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2351 has EH predecessor edges.
2353 2005-11-26 Eric Christopher <echristo@apple.com>
2355 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2356 register stalls by zero extending to the full register.
2358 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2360 * config/floatunsisf.c, config/floatunsidf.c,
2361 config/floatunsixf.c, config/floatunsitf.c: New files.
2362 * config/ia64/t-hpux: Add floatunsitf.c.
2363 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2364 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2366 2005-11-26 Richard Henderson <rth@redhat.com>
2368 * c-lex.c (pragma_lex): Rename from c_lex.
2369 * c-pch.c: Update for pragma_lex rename.
2370 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2371 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2372 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2373 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2374 * doc/tm.texi: Likewise.
2376 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2379 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2380 when overflow is undefined.
2382 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2384 * doc/md.texi (Insn Canonicalizations): Refer to the
2385 function commutative_operand_precedence for further rules.
2387 2005-11-25 Roger Sayle <roger@eyesopen.com>
2390 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2391 is less than zero. Limit mult_cost to a reasonable upper bound for
2392 the synthetic multiplication sequence.
2394 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2397 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2398 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2399 Lookup the explicit replacement functions for any unlocked
2400 stdio builtin transformations.
2402 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2404 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2406 * targhooks.c (default_secondary_reload): Don't require operand 2
2407 for an input reload to be earlyclobber.
2409 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2411 * fold-const.c (negate_mathfn_p): Fix comment and add support
2412 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2415 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2418 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2419 _Q_ulltoq for unsigned conversions from SImode and DImode to
2422 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2424 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2425 (__floatundidf, __floatundisf): Likewise.
2427 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2429 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2430 (rs6000_override_options): Remove initialization of
2431 rs6000_sr_alias_set.
2432 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2433 (rs6000_emit_stack_tie): Same.
2434 (emit_frame_save): Same.
2435 (gen_frame_mem_offset): Same.
2436 (rs6000_emit_prologue): Same.
2437 (rs6000_emit_epilogue): Same.
2439 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2442 * fold-const.c (fold_build): Convert bool_var != 1 and
2443 bool_var == 0 to !bool_var.
2445 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2448 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2449 for C being INTEGER_CST. Likewise for !=.
2451 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2454 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2455 unsigned conversions from SImode to TFmode.
2457 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2459 * expr.c (expand_expr_real_1): Fix error in last change.
2461 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2463 * caller-save.c: (this_insn_sets): Move into:
2464 (save_call_clobbered_regs).
2465 (mark_set_regs): Get this_insn_sets from data.
2467 (save_call_clobbered_regs): Take sets of the return value by
2468 sibcalls into account.
2470 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2473 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2474 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2475 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2476 (memory_move_secondary_cost, init_reg_autoinc): Remove
2477 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2478 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2479 secondary_reload_class call.
2480 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2482 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2483 (push_secondary_reload): Use secondary_reload target hook.
2484 (secondary_reload_class, scratch_reload_class): New functions.
2485 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2486 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2487 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2488 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2489 (secondary_reload_class, scratch_reload_class): Declare.
2490 * reload1.c: Include target.h.
2491 (reload_adjust_reg_for_temp): New function.
2492 (reload_adjust_reg_for_icode): Likewise.
2493 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2494 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2496 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2497 for inheritance. Support case when both secondary & tertiary reloads
2498 are for intermediate registers.
2499 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2500 with secondary_reload_class call. Support case when both secondary
2501 & tertiary reloads are for intermediate registers.
2502 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2503 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2504 * target.h (secondary_reload_info): New struct / typedef.
2505 (struct gcc_target): New member secondary_reload.
2506 * targhooks.c Include reload.h, optabs.h and recog.h.
2507 (default_secondary_reload): New function.
2508 * targhooks.h (default_secondary_reload): Declare.
2509 * doc/tm.texi: Document secondary_reload target hook. Update
2510 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2511 * doc/md.texi: Likewise.
2513 * sh-protos.h (sh_secondary_reload): Declare.
2514 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2515 (sh_secondary_reload): New function.
2516 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2517 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2518 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2519 (HAVE_SECONDARY_RELOADS): Define.
2520 * sh.md (reload_indf): Rename to:
2522 (reload_outdf): Rename to:
2523 (reload_outdf__RnFRm).
2524 (reload_insf): Rename to:
2526 (reload_insi): Rename to:
2527 (reload_insi__i_fpul).
2529 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2531 * configure.ac: Require at least texinfo 4.4.
2532 * configure: Regenerate.
2534 * doc/install.texi (Tools/packages necessary for building GCC):
2535 Update required version of texinfo to at least 4.4.
2536 (Installing GCC: Building): Update required version of texinfo
2538 (Installing GCC: Final installation): Update required version
2539 of texi2dvi to at least 4.4.
2540 (Host/target specific installation notes for GCC): Update required
2541 version of texinfo to at least 4.4.
2543 2005-11-24 Richard Guenther <rguenther@suse.de>
2544 Dirk Mueller <dmueller@suse.de>
2547 * c-common.h (strict_aliasing_warning): Declare.
2548 * c-common.c (strict_aliasing_warning): New function,
2550 * c-typeck.c (build_c_cast): ... here.
2552 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2554 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2556 (swap_commutative_operands_with_target): New.
2558 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2560 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2561 also when doing PRE, rather than only for global CPROP.
2563 2005-11-24 Ben Elliston <bje@au.ibm.com>
2565 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2566 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2568 (expand_twoval_unop): Likewise.
2569 (widen_clz): Likewise.
2570 (expand_parity): Likewise.
2571 (expand_unop): Likewise.
2572 (emit_cmp_and_jmp_insn_1): Likewise.
2573 (prepare_float_lib_cmp): Likewise.
2575 2005-11-24 Ben Elliston <bje@au.ibm.com>
2577 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2578 Remove unused `class' variable.
2580 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2583 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2584 C/C++ diagnostic function warn_array_subscript_with_type_char.
2585 * c-common.h (warn_array_subscript_with_type_char): Declare.
2586 * c-common.c (warn_array_subscript_with_type_char): Define.
2588 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2591 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2592 compiling at the intersection of C and C++.
2594 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2596 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2597 List @file in the option summary. Include the libiberty
2598 documentation for @file.
2599 * gcc.c (main): Call expandargv.
2600 * Makefile.in (gcc-vers.texi): Define srcdir.
2602 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2604 * passes.c (init_optimization_passes): Document
2605 sequencing of passes.
2607 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2609 * config/m68k/predicates.md (pcrel_address, extend_operator,
2610 post_inc_operand, pre_dec_operand): Remove redundant
2612 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2614 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2616 2005-11-23 Ben Elliston <bje@au.ibm.com>
2618 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2620 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2622 Preparatory work for PR target/21623:
2623 * alpha.c (secondary_reload_class): Rename to:
2624 (alpha_secondary_reload_class).
2625 * alpha.h, alpha-protos.h: Likewise.
2626 * mn10300.c (secondary_reload_class): Rename to:
2627 (mn10300_secondary_reload_class).
2628 * mn10300.h, mn10300-protos.h: Likewise.
2629 * pa.c (secondary_reload_class): Rename to:
2630 (pa_secondary_reload_class).
2631 * pa.h, pa-protos.h: Likewise.
2632 * rs6000.c (secondary_reload_class): Rename to:
2633 rs6000_secondary_reload_class.
2634 * rs6000.h, rs6000-protos.h: Likewise.
2636 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2639 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2641 2005-11-22 Ian Lance Taylor <ian@airs.com>
2643 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2645 (prepare_cmp_insn): Likewise.
2647 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2650 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2651 if both operands[0] and operands[1] are memory.
2653 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2656 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2657 COMPARISON_CLASS_P and an integral types create create a new
2658 expression with the new type and fold that.
2660 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2663 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2664 to SUBTARGET_OS_CPP_BUILTINS.
2666 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2668 * arm.c (emit_set_insn): New function.
2669 (arm_split_constant): Call it.
2670 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2671 (arm_legitimize_address): Likewise. Use plus_constant.
2672 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2673 (thumb_expand_prologue): Likewise.
2674 (arm_gen_load_multiple): Use VOIDmode in SET.
2675 (arm_gen_store_multiple): Likewise.
2676 (vfp_emit_fstmx): Likewise. Use plus_constant.
2677 (emit_multi_reg_push): Likewise.
2678 (emit_sfm): Use plus_constant.
2680 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2683 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2686 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2689 * expmed.c (store_bit_field): Don't attempt to insv a field
2690 larger than the reg.
2692 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2695 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2696 explicit sign extension, not a (char) cast.
2698 2005-11-22 Ben Elliston <bje@au.ibm.com>
2700 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2701 GET_MODE_CLASS (x) == MODE_FLOAT.
2702 * config/i386/i386.c: Likewise.
2703 * config/rs6000/xcoff.h: Likewise.
2704 * config/rs6000/linux64.h: Likewise.
2705 * config/rs6000/rs6000.c: Likewise.
2706 * config/rs6000/rs6000.h: Likewise.
2707 * config/rs6000/predicates.md: Likewise.
2708 * config/rs6000/sysv4.h: Likewise.
2710 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2712 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2715 * config/alpha/freebsd.h, config/alpha/linux.h,
2716 config/arm/linux-elf.h, config/bfin/bfin.h,
2717 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2718 config/i386/beos-elf.h, config/i386/gnu.h,
2719 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2720 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2721 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2722 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2723 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2724 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2725 config/sparc/linux.h, config/sparc/linux64.h,
2726 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2728 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2729 are both defined when either flag -fpic or -fPIC are used.
2731 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2733 * config/fp-bit.c (clzusi): New function.
2734 (si_to_float, usi_to_float): Use it to compute proper shift.
2735 (usi_to_float): Preserve guard bits when shifting right.
2736 * libgcc-std.ver (GCC_4.2.0): New version.
2737 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2738 __floatundisf): New functions.
2739 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2740 __floatundisf): Declare.
2741 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2742 _floatundixf, and _floatunditf.
2743 * optabs.c (expand_float): If target does not define a pattern for
2744 signed or unsigned conversion, use an unsigned libcall instead of
2746 (init_optabs): Initialize ufloat_optab.
2748 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2750 * config/rs6000/rs6000.opt (mmulhw): New option.
2751 * doc/invoke.texi (-mmulhw): Document.
2752 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2754 * config/rs6000/rs6000.md: Add half-word multiply and
2755 multiply-accumulate instructions for 405 and 440.
2757 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2759 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2760 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2761 default now includes a linker group which makes the RTEMS one nest.
2763 2005-11-22 Ben Elliston <bje@au.ibm.com>
2765 * cse.c (fold_rtx): Typo fix.
2766 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2768 2005-11-21 Richard Henderson <rth@redhat.com>
2770 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2771 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2773 * c-tree.h (lookup_name): Move declaration ...
2774 * c-common.h (lookup_name): ... here.
2775 * config/darwin-c.c: Include c-common.h.
2776 * config/t-darwin: Update dependencies.
2778 2005-11-22 Ben Elliston <bje@au.ibm.com>
2780 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2781 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2782 * genopinit.c (gen_insn): Likewise.
2783 * reload.c (find_equiv_reg): Likewise.
2784 * loop.c (load_mems): Likewise.
2785 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2786 * cse.c (find_comparison_args, fold_rtx): Likewise.
2787 * dwarf2out.c (add_const_value_attribute): Likewise.
2788 * expr.c (convert_move): Likewise.
2789 * recog.c (general_operand, register_operand): Likewise.
2790 * reg-stack.c (replace_reg): Likewise.
2791 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2792 * c-common.c (handle_vector_size_attribute): Likewise.
2793 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2794 (simplify_binary_operation_1): Likewise.
2795 (simplify_const_binary_operation): Likewise.
2796 (simplify_relational_operation): Likewise.
2797 (simplify_const_relational_operation): Likewise.
2798 (simplify_immed_subreg): Likewise.
2799 * emit-rtl.c (gen_lowpart_common): Likewise.
2800 * expmed.c (expand_mult): Likewise.
2801 * stor-layout.c (layout_type): Likewise.
2803 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2806 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2807 cst2 only for SPE vectors.
2809 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2812 * config/rs6000/predicates.md (vrsave_operation): Check
2813 UNSPEC_VOLATILE value.
2815 2005-11-21 Jan Hubicka <jh@suse.cz>
2817 PR tree-optimization/24653
2818 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2820 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2822 * config/i386/predicates.md (ax_reg_operand): New predicate.
2823 (memory_displacement_only_operand): New predicate.
2824 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2825 operand is AX register and the other operand is memory operand
2826 with displacement only.
2828 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2830 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2831 if we don't care about NaNs or Infinities.
2833 2005-11-20 Ian Lance Taylor <ian@airs.com>
2835 PR rtl-optimization/24883
2836 * combine.c (combinable_i3pat): When checking whether the
2837 destination of i3 is used in i3, consider paradoxical subregs.
2839 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2842 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2844 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2846 * combine.c (try_combine): Do not run subst on i1src and i2src in
2847 the case of generating a PARALLEL for a comparison.
2849 2005-11-20 Richard Henderson <rth@redhat.com>
2852 * tree-sra.c (struct sra_elt): Add all_no_warning.
2853 (struct sra_walk_fns) <use>: Add use_all argument.
2854 (sra_walk_expr): Pass it.
2855 (sra_walk_modify_expr): Likewise.
2856 (scalarize_ldst): Likewise.
2857 (scan_use): Update for new argument.
2858 (mark_no_warning): New.
2859 (scalarize_use): Use it.
2861 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2863 * expr.c (expand_expr_real): Use usmul_optab for widening
2864 signed * unsigned multiplies.
2865 * genopinit.c (optabs): Add usmul_widen_optab.
2866 * optabs.c (init_optabs): Likewise.
2867 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2868 (usmul_widen_optab): Define.
2869 * config/bfin/bfin.md (usmulhisi3): New pattern.
2871 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2873 2005-11-20 Graham Stott <btinternet.com>
2875 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2877 2005-11-20 Andreas Schwab <schwab@suse.de>
2880 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2883 2005-11-19 Richard Henderson <rth@redhat.com>
2886 * tree-gimple.c (is_gimple_id): Export.
2887 * tree-gimple.h (is_gimple_id): Declare.
2888 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2889 (get_default_value): Use it.
2890 (maybe_fold_stmt_indirect): Likewise.
2892 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2894 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2895 than VR1 or vice-versa.
2897 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2901 * reload.c (find_reloads_address_1): Mention dependency on
2903 * reload1.c (gen_reload): For IN with an unary operation, try
2904 moving inner expression to OUT if trivial SET is not valid.
2905 Confirm that the result is valid. Move common code block into...
2906 (emit_insn_if_valid_for_reload): New function.
2908 2005-11-19 Richard Guenther <rguenther@suse.de>
2910 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2911 ARRAY_REFs of constant strings.
2913 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2915 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2916 fatal format string.
2918 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2920 * combine.c (make_compound_operation): Swap operands of
2921 commutative operation if necessary before returning.
2923 2005-11-19 Richard Guenther <rguenther@suse.de>
2926 * fold-const.c (fold_plusminus_mult_expr): New function.
2927 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2928 cases, remove now unnecessary code.
2930 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2932 * gensupport.c (old_preds): Rename to std_preds, add special field.
2933 (struct old_pred_table): Rename to struct std_pred_table, add special
2935 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2936 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2937 (init_predicate_table): Adjust, and set along the way whether a
2938 predicate is special.
2940 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2942 * BASE-VER: Change to 4.2.0.
2944 2005-11-18 James E Wilson <wilson@specifix.com>
2946 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2949 2005-11-18 Mike Stump <mrs@apple.com>
2951 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2952 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2953 * c-decl.c (lookup_name_two) Remove.
2954 * c-tree.h (lookup_name_two): Remove.
2955 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2956 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2957 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2958 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2960 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2963 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2964 when not generating code to use that co-processor.
2966 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2968 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2969 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2970 these functions are now in tree-phinodes.c.
2972 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2974 * config/bfin/bfin.md (trap): New pattern.
2976 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2978 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2981 * expr.c (expand_expr_real): Don't call record_block_change unless
2982 ib_boundaries_block is non-null
2984 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2986 * fold-const.c (build_range_check): Use proper type for subtraction
2987 when merging lower bound.
2989 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2991 PR rtl-optimization/24497
2992 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2995 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2997 * tree-scalar-evolution.c (expression_expensive_p): New function.
2998 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3000 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3002 * config/bfin/crtlibid.s: New file.
3004 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3007 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3008 when not using sjlj exceptions.
3009 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3010 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3011 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3012 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3013 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3014 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3015 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3016 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3017 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3018 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3019 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3020 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3021 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3023 * config/pa/hpux-unwind.h: New file.
3025 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3027 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3028 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3029 * varasm.c (do_assemble_alias): Adjust call.
3030 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3032 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3034 2005-11-17 James E Wilson <wilson@specifix.com>
3036 * tree.def (FUNCTION_DECL): Correct typo in comment.
3038 2005-11-17 Richard Henderson <rth@redhat.com>
3040 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3041 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3042 and DW_CFA_def_cfa_sf.
3043 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3044 (dbx_reg_number): Don't assert particular registers here.
3045 (based_loc_descr): ... do it here instead. Fold in ...
3046 (eliminate_reg_to_offset): ... this function.
3047 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3048 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3049 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3050 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3051 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3052 (instantiate_virtual_regs): Likewise.
3053 * var-tracking.c (adjust_stack_reference): Likewise.
3054 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3056 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3058 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3059 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3060 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3062 ($(T)crtlibid.o): New rule.
3064 2005-11-16 Richard Guenther <rguenther@suse.de>
3067 * fold-const.c (extract_array_ref): Return byte offset
3069 (fold_binary): Fold &x[a] CMP &x[b] to
3070 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3073 2005-11-16 Richard Henderson <rth@redhat.com>
3076 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3077 parts of an SSA_NAME.
3079 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3082 * arm.md (split for movsf with immediate): Restrict split to insns
3083 that set a general register.
3085 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3087 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3089 * unwind-dw2.c (uw_advance_context): Likewise.
3090 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3091 _Unwind_SjLj_Unregister.
3092 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3094 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3096 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3098 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3100 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3101 langhook to get a DImode integer type.
3103 2005-11-16 Richard Henderson <rth@redhat.com>
3104 J"orn Rennecke <joern.rennecke@st.com>
3105 Ulrich Weigand <uweigand@de.ibm.com>
3109 * reload1.c (reg_equiv_invariant): New.
3110 (reload): Allocate, initialize, and free it.
3111 (calculate_needs_all_insns): Check it when skipping equivalence
3113 (alter_reg): Likewise.
3114 (eliminate_regs_1): Rename from eliminate_regs. Add new
3115 may_use_invariant argument; only use reg_equiv_invariant when true.
3116 (eliminate_regs): New.
3117 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3118 a context for which may_use_invariant may be true.
3120 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3122 * fold-const.c (const_binop): Don't constant fold the operation
3123 if the result has overflowed and flag_trapping_math.
3124 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3126 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3128 * config/arm/unwind-arm.c (abort): Add prototype here.
3129 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3130 (struct phase1_vrs): Add prev_sp.
3131 (unwind_phase2_forced): Save the original core registers instead of
3132 modifying entry_vrs. Take a new flag argument for resuming unwinding
3133 and set action flags accordingly. Always set _US_END_OF_STACK when
3134 get_eit_entry fails. Unwind before calling the stop function.
3135 (_Unwind_GetCFA): New function.
3136 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3137 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3138 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3139 just call unwind_phase2_forced.
3140 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3141 * config/arm/unwind-arm.h (abort): Remove prototype.
3142 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3144 (_Unwind_GetCFA): New prototype.
3145 * config/arm/pr-support.c (abort): Add prototype here.
3146 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3148 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3149 not schedule the prologue with non-call exceptions and EABI.
3151 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3153 * config/arm/unwind-arm.h: Reorder interface function declarations.
3154 (_URC_END_OF_STACK): New enumeration value.
3155 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3156 (struct _Unwind_Control_Block): Document reserved field use.
3157 (_Unwind_Stop_Fn): New typedef.
3158 (_Unwind_ForcedUnwind): Declare.
3159 (_Unwind_Resume_or_Rethrow): Declare.
3160 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3162 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3163 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3164 (UCB_FORCED_STOP_ARG): New.
3165 (search_EIT_table): Update boundary condition checks.
3166 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3167 (unwind_phase2): Replace for with do..while.
3168 (unwind_phase2_forced): New.
3169 (__gnu_Unwind_RaiseException): Replace for with do..while.
3170 (__gnu_Unwind_ForcedUnwind): New.
3171 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3172 Use appropriate phase2 unwinder.
3173 (__gnu_Unwind_Resume_or_Rethrow): New.
3174 (__gnu_unwind_pr_common): Cope with forced unwinding.
3176 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3179 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3181 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3182 roundsf2): Remove "s" from mnemonic.
3184 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3186 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3188 * config/bfin/crtn.s: Change epilogues to match.
3189 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3190 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3191 __PIC__ and __pic__.
3193 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3196 * doc/invoke.texi: Distinguish between free and fixed form instead of
3197 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3199 * gcc.c (default_compilers): Remove double entries, add entries for
3200 suffixes '.F90' and '.F95'.
3202 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3204 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3205 in the stack probing loop.
3207 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3209 * configure.ac: Use .machine power5 not power5x.
3210 * configure: Regenerate.
3212 2005-11-15 Mike Stump <mrs@apple.com>
3214 * c-decl.c (lookup_name_two): Add.
3215 * c-tree.h (lookup_name_two): Likewise.
3216 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3217 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3219 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3221 PR rtl-optimization/23392
3222 * regrename.c (enum scan_actions) Add mark_access.
3223 (scan_actions_name): Ditto.
3224 (scan_rtx_reg): Handle mark_access.
3225 (scan_rtx_address): Do nothing for mark_access.
3226 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3227 and regs in REG_INC notes before closing chains for dead regs.
3228 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3229 opening chains for new writes.
3231 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3233 * c.opt (ffixed-line-length-none): New.
3235 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3237 * mklibgcc.in: Change contents of eh_dummy.c.
3239 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3241 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3243 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3245 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3247 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3249 2005-11-15 Jan Hubicka <jh@suse.cz>
3251 * invoke.texi (large-unit-insns): Document.
3252 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3253 * params.def (large-unit-insns): New param.
3255 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3258 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3259 special register for operand 3. Reindent constraints to align
3262 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3264 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3265 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3266 * configure.ac: Add test for FP rounding instructions.
3267 * configure: Regenerate.
3268 * config.in: Regenerate.
3269 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3270 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3272 * config/rs6000/rs6000.opt (mfprnd): New.
3273 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3274 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3275 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3276 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3277 (TARGET_FPRND): New.
3278 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3280 (btrunc<mode>2): New.
3282 (floor<mode>2): New.
3283 (round<mode>2): New.
3285 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3287 * gcc.c (version_compare_spec_function): Use fatal() rather than
3290 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3291 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3292 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3294 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3297 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3298 on -mmacosx-version-min setting.
3300 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3303 * tree-vrp.c (infer_value_range): Return false if STMT is a
3304 block terminator and its basic block has no successors.
3306 2005-11-14 Mike Stump <mrs@apple.com>
3308 * config/i386/i386.c (override_options): -masm=intel isn't
3309 supported on darwin.
3310 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3312 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3314 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3315 vfork after including auto-host.h.
3317 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3319 PR rtl-optimization/22002
3320 * combine.c (distribute_notes): Detect cases where a reg dies
3321 two or more times in a bb, including on the insn we are combining,
3322 and place the death note on the correct range.
3324 2005-11-14 Dale Johannesen <dalej@apple.com>
3326 * expmed.c (store_bit_field): Add offset unconditionally for
3328 (extract_bit_field): Don't force extzv or extv operand into
3329 a register if field is too big.
3331 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3333 * config/arm/arm.c (pic_labelno): New.
3334 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3335 LABEL_REF. Pass only the labelno to PIC insns.
3336 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3337 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3338 * arm.md (UNSPEC_PIC_LABEL): New constant.
3339 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3340 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3341 Use the correct label prefix.
3343 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3345 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3348 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3350 * loop-invariant.c: Include tm_p.h.
3351 * Makefile.in: Updated.
3353 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3355 * pa.c (store_reg): Revise generation of frame notes in large frames.
3356 (set_reg_plus_d): Likewise.
3358 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3360 PR tree-optimization/24709
3361 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3364 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3366 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3367 and duplicate declaration of pthread_self.
3369 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3370 Ian Lance Taylor <ian@airs.com>
3373 * calls.c (expand_call): If TARGET is a MEM and some part of the
3374 argument area has been saved, force TARGET to a register.
3376 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3378 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3381 2005-11-13 Jason Merrill <jason@redhat.com>
3384 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3385 lazily declared methods.
3386 (force_decl_die): Stop if forcing out the context already make a
3388 (force_type_die): Likewise.
3390 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3393 * builtins.c (integer_valued_real_p): Add break in
3394 REAL_CST having TREE_OVERFLOW set.
3396 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3398 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3399 addressing modes during calculation of costs.
3401 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3403 * function.c (assign_stack_local_1): Restrict sanity check
3404 on frame size overflow to 32-bit and above platforms.
3406 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3408 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3409 * config/cris/cris.c: Include reload.h.
3410 (cris_initial_elimination_offset): New function.
3411 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3414 2005-11-12 Richard Guenther <rguenther@suse.de>
3416 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3418 2005-11-12 Jan Hubicka <jh@suse.cz>
3420 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3421 to compare against 0 when possible.
3423 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3425 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3426 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3427 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3428 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3431 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3433 * recog.c (constrain_operands) <case 'g'>: For a match, require
3434 that a non-register matches general_operand when strict >= 0.
3436 2005-11-11 Steven Bosscher <stevenb@suse.de>
3438 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3441 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3443 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3444 (memory_address_same): New.
3445 (dse_optimize_stmt): Call memory_address_same.
3447 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3450 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3451 ZERO_EXTEND>: New cases.
3453 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3455 * longlong.h (__clz_tab): Always provide.
3457 2005-11-11 Steven Bosscher <stevenb@suse.de>
3460 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3462 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3463 before check_maybe_invariant.
3464 (move_invariant_reg): Use gen_move_insn instead of replacing
3465 SET_DEST with the temporary for the invariant.
3466 (move_loop_invariants): If checking is enabled, do internal
3467 consistency checks after completing the pass.
3469 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3472 * common.opt (Wvolatile-register-var): New.
3473 * varasm.c (make_decl_rtl): Only emit warning when option
3474 specified. Clarify warning message.
3475 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3477 * doc/md.texi (copysign): Document standard named pattern.
3479 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3481 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3482 bytes when align is 2.
3483 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3484 by the first instruction of the loop.
3486 2005-11-11 Jason Merrill <jason@redhat.com>
3489 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3492 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3494 PR rtl-optimization/22509
3495 * local-alloc.c (memref_used_between_p): Check whether a function call
3496 could not reference the memref.
3498 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3500 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3501 algorithm so as to choose the best, not the worst, alternative.
3502 Reset accumulated register class before processing next alternative.
3504 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3507 * calls.c (expand_call): Copy a return value to a plain register
3510 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3513 * varasm.c (assemble_name): Recompute name only for transparent
3516 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3518 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3520 2005-11-04 Jeff Law <law@redhat.com>
3523 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3524 perform reassociation if the parent statement will not die as
3525 a result of the optimization.
3527 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3529 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3530 delete_old_heap_vars.
3531 * tree-dfa.c (referenced_var_remove): Remove function.
3532 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3533 (delete_tree_ssa): Remove call to delete_old_heapvars.
3534 Add call to delete_alias_heapvars.
3535 * tree-flow.h (referenced_var_remove): Remove prototype
3536 (init_alias_heapvars): New prototype.
3537 (delete_alias_heapvars): Ditto.
3538 * Makefile.in (tree-ssa-structalias.o): Add
3539 gt-tree-ssa-structalias.o
3540 (GTFILES): Add tree-ssa-structalias.h and
3541 tree-ssa-structalias.c.
3542 (s-gtype): Add gt-tree-ssa-structalias.h.
3543 * tree-ssa-structalias.c (heapvars): Remove.
3544 (oldheapvars): Remove.
3545 (heapvar_for_stmt): New variable.
3546 (heapvar_lookup): New function.
3547 (heapvar_insert): Ditto.
3548 (get_constraint_for): See if we have an old heapvar
3550 (init_alias_heapvars): New function.
3551 (delete_alias_heapvars): Ditto.
3552 Add include of gt-tree-ssa-structalias.h.
3554 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3557 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3559 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3561 * tree.c (int_fits_type_p): Only look at the base type
3562 if it has the same precision as the original type.
3564 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3567 * varasm.c (assemble_alias): Use %q+D in the error
3568 message instead of %J and %qD.
3570 2005-11-10 Richard Guenther <rguenther@suse.de>
3572 * gcse.c (free_ldst_entry): Only free hashtable if
3575 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3577 * function.c (assign_stack_local_1): Issue an error message if
3578 the frame size overflows in the signed target arithmetics.
3580 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3582 * tree.c (build_qualified_type): Chain the new type to the original
3583 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3584 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3585 (build_pointer_type_for_mode): Only return unqualified types.
3586 (build_reference_type_for_mode): Likewise.
3588 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3590 * Makefile.in (gnucompare): Do comparison of all files using one of
3591 the chosen methods and only afterwards decide if just warning should
3592 be issued or comparison failure raised.
3594 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3596 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3597 (noce_try_abs): Negate if the comparison is reversed.
3598 Look only one instruction backwards for a REG_EQUAL note.
3600 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3603 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3604 gthr-tpf.h: Define __gthrw. For all identifiers that might
3605 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3606 and prefix all uses with __ghtrw.
3608 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3611 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3612 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3613 * c-common.c (handle_weakref_attribute): New.
3614 (c_common_attribute_table): Add weakref.
3615 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3617 * configure, config.in: Rebuilt.
3618 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3619 * doc/extend.texi: Document weakref attribute.
3620 * varasm.c (ultimate_transparent_alias_target): New
3621 (assemble_name): Use it.
3622 (weak_finish_1): Split out of...
3623 (weak_finish): ... and deal with weakrefs in...
3624 (weakref_targets): ... new list.
3625 (globalize_decl): Clean up weakref_targets.
3626 (do_assemble_alias): Handle weakrefs.
3627 (finish_aliases_1): Do not reject weakrefs to external symbols.
3628 (assemble_alias): Handle weakrefs.
3630 2005-11-09 Richard Guenther <rguenther@suse.de>
3632 PR tree-optimization/24716
3633 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3634 t_bool to track results from follow_ssa_edge.
3636 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3638 * final.c (force_source_line): New global variable.
3639 (final_scan_insn): Set it to true instead of clearing last_filename.
3640 (notice_source_line): Return true if force_source_line is true,
3641 unless source info is absent.
3643 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3646 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3647 a linkage name for a variable if it a register variable.
3648 * c-decl.c (grokdeclarator): Global register variables
3649 should be set as PUBLIC.
3651 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3654 * config/s390/s390.c (struct s390_frame_layout): New fields
3655 first_save_gpr_slot and last_save_gpr_slot.
3656 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3657 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3658 first_save_gpr and last_save_gpr with the _slot variants.
3659 (s390_register_info): Calculate first_save_gpr_slot and
3660 last_save_gpr_slot using regs_ever_live.
3662 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3665 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3666 for a function containing a landing pad.
3668 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3671 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3674 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3676 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3677 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3679 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3682 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3684 (call,load,store): New insn types.
3685 (mem_access, branch_access): Adjust reservation conditions.
3686 (define_delay): Adjust condition.
3687 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3689 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3690 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3692 (call_internal, call_value_internal, return_internal,
3693 return_interrupt_internal, eh_return_internal, indirect_jump,
3694 tablejump): Set call insn type.
3695 (blockage, ei, di): Use appropriate unspec const.
3696 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3697 (ms1_get_attr_type): Adjust to give load & store types.
3698 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3699 backwards past a barrier.
3700 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3702 (struct branch_info, struct label_info): New.
3704 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3705 (ms1_machine_reorg): New.
3706 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3707 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3708 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3709 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3712 2005-11-09 Per Bothner <per@bothner.com>
3713 Uros Bizjak <uros@kss-loka.si>
3716 * toplev.c (process_options): Initialize debug_hooks early
3717 in case lang_hooks.post_options ends up calling a debug_hook.
3719 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3721 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3722 DBX_REGISTER_NUMBER being contiguous.
3724 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3725 Diego Novillo <dnovillo@redhat.com>
3728 * tree-vrp.c (register_edge_assert_for): Do not register
3729 always-false predicates.
3731 2005-11-08 Devang Patel <dpatel@apple.com>
3733 PR tree-optimization/23115
3734 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3737 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3739 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3742 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3744 Fix PR tree-optimization/23382
3746 * tree-ssa-alias.c (compute_may_aliases): Call
3747 delete_old_heap_vars.
3748 * tree-dfa.c (referenced_var_remove): New function.
3749 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3750 * tree-flow.h (referenced_var_remove): Add prototype.
3751 (delete_old_heap_vars): Ditto.
3752 * tree-ssa-structalias.c (heapvars): New variable.
3753 (oldheapvars): Ditto.
3754 (get_constraint_for): Put heap vars on heapvars list.
3755 (delete_old_heap_vars): New function.
3757 2005-11-08 Jason Merrill <jason@redhat.com>
3759 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3761 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3764 * reg-stack.c (reg_to_stack): Update register liveness also
3765 for flag_sched2_use_traces.
3767 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3770 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3771 override prior explicit -mno-powerpc-gfxopt.
3773 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3775 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3776 if the bitsize is zero.
3777 * doc/md.texi (Standard Pattern Names): Document it.
3779 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3780 (TARGET_PASS_BY_REFERENCE): Likewise.
3782 2005-11-07 Ian Lance Taylor <ian@airs.com>
3784 PR rtl-optimization/24683
3785 * config/i386/i386.c (legitimize_pic_address): If constant operand
3786 to PLUS is too large, put it in a register.
3788 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3790 * configure.ac: Enable checking assembler dwarf2 support for bfin
3792 * configure: Regenerate.
3794 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3798 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3799 gen_easy_vector_constant_add_self): Delete.
3800 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3802 (output_vec_const_move): Use gen_easy_altivec_constant.
3803 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3804 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3805 (easy_vector_constant_add_self): Rewritten.
3806 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3807 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3808 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3809 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3810 Macroize and adjust for the other changes.
3812 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3816 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3817 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3819 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3821 PR rtl-optimization/23567
3822 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3823 (noce_process_if_block): Don't do any optimizations except
3824 if (cond) x = x; if !set_b and write into orig_x may trap
3825 or fault. Remove the MEM_READONLY_P check.
3827 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3830 * tree-vrp.c (fix_equivalence_set): New.
3831 (extract_range_from_assert): Call it.
3833 2005-11-05 Ian Lance Taylor <ian@airs.com>
3836 * combine.c (apply_distributive_law): Don't distribute across a
3839 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3841 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3842 config/ms1/ms1.h, config/rs6000/predicates.md,
3843 config/s390/s390.c, params.def, postreload-gcse.c,
3844 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3845 tree-vrp.c, tree.c: Fix comment typos.
3846 * doc/invoke.texi: Fix typos.
3848 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3850 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3851 for testing whether the data_dependence_relation contains distance
3852 vectors. Iterate over all distance vectors of the ddr.
3853 * lambda.h: Define a vec of lambda_vector pointers.
3854 * tree-data-ref.c (dump_data_dependence_relation,
3855 dump_data_dependence_direction): Iterate over all distance and
3856 direction vectors of the ddr.
3857 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3859 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3860 of distance/direction vectors instead of a single one.
3861 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3862 lambda_vectors with a vec of lambda_vectors.
3863 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3864 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3865 DDR_NUM_DIST_VECTS): New.
3866 * tree-loop-linear.c (gather_interchange_stats): Test for the
3867 existence of distance vectors only after having checked that there
3868 is a dependence. Iterate over all distance vectors of the ddr.
3869 (linear_transform_loops): Use dump_data_dependence_relation.
3870 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3871 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3872 distance vectors of the ddr.
3874 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3876 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3877 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3878 IS_INTHANDLER; all callers changed.
3879 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3881 (do_link, do_unlink): New argument ALL; all callers changed.
3882 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3883 If function isn't leaf, save and restore all registers.
3884 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3887 2005-11-05 Jan Hubicka <jh@suse.cz>
3889 PR rtl-optimization/23490
3890 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3891 max-flow-memory-location): Document.
3892 * flow.c: Include params.h
3893 (MAX_MEM_SET_LIST_LEN): Kill.
3894 (add_to_mem_set_list): Use new param.
3895 * cse.c (cse_basic_block): Replace 1000 by new param.
3896 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3897 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3898 * predict.c (predict_loops): Use new param.
3899 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3901 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3902 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3903 Do not hold memory returned by cgraph_node_name across other call.
3905 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3908 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3911 2005-11-04 Jeff Law <law@redhat.com>
3914 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3915 * tree-ssa-dom.c: Include params.h.
3916 (thread_across_edge): If there are too many statements in the
3917 target block, then do not thread through it.
3918 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3919 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3921 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3924 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3925 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3927 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3930 * tree-scalar-evolution.c (instantiate_parameters_1,
3931 instantiate_parameters, resolve_mixers): Compute the size of an
3932 expression to be instantiated and give up the instantiation if the
3933 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3935 2005-11-04 Richard Guenther <rguenther@suse.de>
3937 * tree-flow.h (ref_contains_indirect_ref): Rename to
3938 array_ref_contains_indirect_ref.
3939 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3940 (array_ref_contains_indirect_ref): Make comment match the code
3942 (ref_contains_array_ref): Likewise.
3943 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3944 ref_contains_indirect_ref.
3945 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3946 Rename calls to ref_contains_indirect_ref.
3948 2005-11-04 Paul Brook <paul@codesourcery.com>
3950 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3951 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3952 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3953 * config/arm/arm.md: Use match_operand in peephole input templates
3954 and match_dup in peephole output templates.
3956 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3958 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3961 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3962 Daniel Jacobowitz <dan@codesourcery.com>
3964 * longlong.h (add_ssaaaa): Clobber condition code register
3966 (sub_ddmmss): Likewise.
3967 (umul_ppmm): Likewise.
3969 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3970 Paul Brook <paul@codesourcery.com>
3971 Phil Blundell <pb@reciva.com>
3973 * configure.ac: Add test for ARM TLS support.
3974 * configure: Regenerated.
3975 * config/arm/arm-protos.h (legitimize_tls_address)
3976 (arm_tls_referenced_p, tls_mentioned_p)
3977 (arm_output_addr_const_extra): New prototypes.
3978 (thumb_legitimize_pic_address): Delete.
3979 * config/arm/arm.c: Include "gt-arm.h".
3980 (enum tls_reloc): New.
3981 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3982 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3983 (arm_call_tls_get_addr, legitimize_tls_address)
3984 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3985 (arm_init_tls_builtins, arm_emit_tls_decoration)
3986 (arm_output_addr_const_extra): New functions.
3987 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3988 (TARGET_HAVE_TLS): Define.
3989 (target_thread_pointer): New.
3990 (arm_override_options): Handle -mtp=.
3991 (legitimize_pic_address): Ignore UNSPECs.
3992 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3994 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3995 (tls_get_addr_libfunc): New variable.
3996 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3997 (arm_init_builtins): Call arm_init_tls_builtins.
3998 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3999 (arm_encode_section_info): Call default_encode_section_info.
4000 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4001 (enum arm_tp_type): New.
4002 (target_thread_pointer): Add declaration.
4003 (LEGITIMATE_CONSTANT_P): Handle TLS.
4004 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4005 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4006 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4007 * config/arm/arm.md: Add UNSPEC_TLS.
4008 (movsi): Handle TLS.
4009 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4011 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4012 (load_tp_hard, load_tp_soft): New insns.
4013 * arm.opt: Add -mtp=.
4014 * doc/invoke.texi (ARM Options): Document -mtp.
4016 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4018 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4019 * config/arm/libunwind.S: Include "lib1funcs.asm".
4020 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4021 (LIB2ADDEH): Add libunwind.S.
4022 (LIB2ADDEHDEP): Add lib1funcs.asm.
4023 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4025 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4028 * gcc/c.opt: Add a -lang-fortran option.
4029 * gcc/c-opts.c: Add a lang_fortran flag.
4030 (c_common_init_options): Handling the -lang-fortran option.
4031 (c_common_handle_option): Add a case for Fortran options in
4032 preprocessing. Remove cases for -ffixed-form and
4033 -ffixed-line-length. Add a case for -lang-fortran.
4035 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4037 * config/rs6000/rs6000.c: Include params.h
4038 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4039 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4040 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4041 (UNSPEC_VPKUWSS): Delete.
4042 (altivec_vpkuhss): Delete.
4043 (altivec_vpkuwss): Delete.
4044 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4046 (neg_eq0<mode>): Remove final condition.
4047 (neg_eq<mode>): Remove condition and split-condition.
4049 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4051 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4052 Use associated print macros.
4054 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4057 * diagnostic.c (diagnostic_set_info_translated): New function.
4058 (diagnostic_set_info): Use it. Add comment.
4059 * diagnostic.h (diagnostic_set_info_translated): Declare.
4061 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4063 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4064 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4065 reference only if 'public' is true.
4066 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4067 emit the .hidden directive only if the indirect reference is public.
4068 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4069 Pass it to dw2_force_const_mem.
4070 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4071 * dwarf2out.c (output_cfi): Adjust calls to above function.
4072 (output_call_frame_info): Likewise.
4073 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4074 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4076 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4078 PR tree-optimization/24483
4079 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4080 field to elts if possible.
4082 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4085 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4088 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4090 Fix PR tree-optimization/24351
4092 * tree-ssa-structalias.c (struct variable_info): Add
4094 (get_varinfo_fc): New function to follow collapsing.
4095 (new_var_info): Set collapsed_to to NULL.
4096 (dump_constraint): Follow collapsing.
4097 (build_constraint_graph): Handle collapsing.
4098 (do_simple_structure_copy): Return false if something bad
4100 (collapse_rest_of_var): New function.
4101 (do_structure_copy): Collapse if do_simple_structure_copy returns
4104 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4107 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4108 expressions to a statement list instead of gimplifying them.
4110 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4112 PR rtl-optimization/23585
4113 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4114 that can't trap plus a constant integer, if the mode has zero size.
4116 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4119 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4121 ("*insv<mode>_reg_extimm"): Likewise.
4123 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4126 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4127 c_common_type_for_mode returns an unnamed type.
4129 2005-11-02 Richard Henderson <rth@redhat.com>
4133 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4134 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4135 * function.c (assign_parms): Use calls.internal_arg_pointer.
4136 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4138 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4139 (TARGET_CALLS): Add it.
4140 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4141 * targhooks.c (default_internal_arg_pointer): New.
4142 * targhooks.h (default_internal_arg_pointer): Declare.
4143 * tree.h (dwarf2out_reg_save_reg): Declare.
4144 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4145 * config/i386/i386.c (dbx_register_map): Add return column.
4146 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4147 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4148 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4149 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4150 (ix86_save_reg): Save force_align_arg_pointer.
4151 (ix86_emit_save_regs): Make regno unsigned.
4152 (ix86_emit_save_regs_using_mov): Likewise.
4153 (ix86_expand_prologue): Handle force_align_arg_pointer.
4154 (ix86_expand_epilogue): Likewise.
4155 * config/i386/i386.h: (dbx_register_map): Update.
4156 (dbx64_register_map, svr4_dbx_register_map): Update.
4157 (struct machine_function): Add force_align_arg_pointer.
4158 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4159 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4160 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4162 2005-11-02 Jan Hubicka <jh@suse.cz>
4165 * i386.md: Add peep2 for simplyfing array accesses.
4167 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4170 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4171 * config/s390/s390.c (s390_decompose_shift_count): New function.
4172 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4173 (print_shift_count_operand): Use s390_decompose_shift_count.
4174 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4175 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4177 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4180 * loop.c (loop_givs_rescan): Use force_operand to expand
4183 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4186 * fold-const.c (build_range_check): Use unsigned when signed
4187 overflow is undefined also. If etype is subtype, make sure that
4188 the subtraction is in the supertype.
4190 2005-11-02 Richard Henderson <rth@redhat.com>
4193 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4196 2005-11-01 Richard Henderson <rth@redhat.com>
4199 * loop.c (scan_loop): Do not propagate computations to a hard
4200 register destination with SMALL_REGISTER_CLASSES.
4202 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4204 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4205 costs for MULT inside PLUS or MINUS.
4207 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4209 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4210 (TRAMPOLINE_SIZE): Round up to 60.
4211 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4213 2005-10-31 James E. Wilson <wilson@specifix.com>
4216 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4217 ifdef. Put ifdefs around call in gen_subprogram_die.
4218 (compute_frame_pointer_to_cfa_displacement): Likewise.
4219 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4222 PR rtl-optimization/17356
4223 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4224 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4226 2005-10-31 Jan Hubicka <jh@suse.cz>
4229 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4232 * i386.c (legitimize_pic_address): Deal with large immediates.
4235 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4236 from symbol names while computing checkup.
4239 * predict.c (predict_loops): Do not estimate more than
4240 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4241 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4243 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4245 PR tree-optimization/19097
4246 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4248 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4250 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4252 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4255 * tree-inline.c (setup_one_parameter): If the init_stmt
4256 is NULL, don't insert the statement.
4258 2005-10-30 Jan Hubicka <jh@suse.cz>
4260 PR tree-optimization/24172
4261 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4263 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4265 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4266 constants for hosts with long != 32 bits.
4268 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4271 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4273 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4275 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4276 (TARGET_MS1_16_002): New.
4277 (TARGET_MS1_16_003): New.
4279 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4280 ("*decrement_and_branch_until_zero_no_clobber"): New.
4281 Add corresponding splitter for decrement_and_branch_until_zero
4283 Key all decrement_and_branch_until_zero patterns off of
4286 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4289 * tree-complex.c (extract_component): Treat RESULT_DECL
4290 like the rest of the decls.
4292 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4294 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4295 indirect call to _mcount if the function needs a static chain.
4297 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4298 Caroline Tice <ctice@apple.com>
4300 PR rtl-optimization/24460
4301 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4302 (dwarf2out_switch_text_section): Set it to true instead of
4303 incrementing separate_line_info_table_in_use.
4304 (output_loc_list): Additionally test have_switched_text_sections.
4305 (output_ranges): Likewise.
4306 (dwarf2out_finish): Likewise.
4307 * varasm.c (assemble_start_function): Do not call
4308 insert_section_boundary_note.
4309 (assemble_end_function): If flag_reorder_blocks_and_partition,
4310 switch to the function's section before emitting the .size directive.
4311 * bb-reorder.c (insert_section_boundary_note): Staticify.
4312 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4313 * output.h (insert_section_boundary_note): Delete.
4315 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4318 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4319 instead of pointer equality when comparing types.
4321 2005-10-24 James E. Wilson <wilson@specifix.com>
4323 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4324 add_dependence_list_and_free calls.
4326 2005-10-24 Steven Bosscher <stevenb@suse.de>
4328 * contrib.texi: Add the names of the LLNL folks who donated
4329 Cray pointer support for gfortran.
4331 2005-10-24 Steven Bosscher <stevenb@suse.de>
4333 PR tree-optimization/24225
4334 * profile.c (branch_prob): Look from end to start through a
4335 basic block when looking for a locus.
4337 2005-10-24 Richard Henderson <rth@redhat.com>
4339 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4341 (hppa_expand_prologue): Likewise.
4343 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4345 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4346 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4347 * pa.h (NO_PROFILE_COUNTERS): Define.
4348 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4349 (funcdef_nos): New vector to hold label numbers of deferred profile
4351 (output_deferred_profile_counters): New function.
4352 (hppa_profile_hook): Push label number onto funcdef_nos.
4353 (pa_hpux_file_end): Call output_deferred_profile_counters if
4354 NO_DEFERRED_PROFILE_COUNTERS is false.
4356 * pa-protos.h (get_deferred_plabel): New prototype.
4357 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4359 (output_call): Adjust calls.
4361 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4363 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4364 peculiarity of GOT/TOC section usage.
4366 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4369 * c-common.c (constant_string_class_name): Add documentation.
4371 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4374 * recog.c (peephole2_optimize): Increment peep2_current_count
4375 only when the slot is empty.
4377 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4380 * except.c (output_function_exception_table): Call
4381 assemble_external_libcall if we need a personality function.
4383 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4385 PR rtl-optimization/24460
4386 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4387 set the basic block for barriers.
4389 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4391 * var-tracking.c (vt_initialize): Initialize post.
4393 2005-10-21 Devang Patel <dpatel@apple.com>
4396 * c-common.c (vector_types_convertible_p): Check vector element type.
4398 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4400 * config/sh/sh.c (prepare_move_operands): Handle the address
4401 constant which is a tls symbolic address plus a constant.
4403 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4406 * gcc.c (main): Use the correct counter for erroring out
4407 about mulitple files.
4409 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4412 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4413 use r2 for 64-bit tls .got access.
4415 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4417 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4420 2005-10-20 Steven Bosscher <stevenb@suse.de>
4422 PR tree-optimization/24307
4423 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4425 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4428 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4430 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4431 is ready, stop marking functions, but still mark variables.
4433 2005-10-20 Richard Guenther <rguenther@suse.de>
4436 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4439 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4441 PR rtl-optimization/23585
4442 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4443 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4444 (may_trap_p_1): New predicate extracted from...
4445 (may_trap_p): ... here. Invoke may_trap_p_1.
4446 (may_trap_or_fault_p): New predicate.
4447 * rtl.h (may_trap_or_fault_p): Declare it.
4448 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4449 instead of may_trap_p.
4450 (steal_delay_list_from_fallthrough): Likewise.
4451 (fill_simple_delay_slots): Likewise.
4452 (fill_slots_from_thread): Likewise.
4453 * function.c (pad_to_arg_alignment): Rework comment about
4454 SPARC_STACK_BOUNDARY_HACK.
4455 * config/sparc/sparc.h: Likewise.
4457 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4459 * config/s390/s390.c (s390_expand_insv): New.
4460 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4461 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4462 ("icm_hi"): Remove mode attribute.
4463 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4465 ("*extracthi", "*extractqi"): Remove.
4466 (extv<mode>", "*extzv<mode>"): New.
4467 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4468 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4470 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4472 * cfgexpand.c (discover_nonconstant_array_refs_r,
4473 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4474 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4475 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4476 discover_nonconstant_array_refs.
4478 2005-10-19 Steven Bosscher <stevenb@suse.de>
4481 * c-decl.c (pop_scope): Don't warn about an unused variable
4482 if it is marked with TREE_NO_WARNING.
4483 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4484 somenow mismatch and olddecl is to be replaced.
4486 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4489 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4490 whether registers live on the edge can be saved/restored.
4492 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4494 * config/sh/sh.c (fixup_mova): Skip notes.
4496 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4498 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4499 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4500 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4501 (s390_initial_elimination_offset): Likewise.
4502 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4503 register on TARGET_ZARCH targets.
4504 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4505 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4506 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4507 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4509 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4511 * config/s390/s390.md: Comment describing output modifiers updated.
4512 * config/s390/s390.c (print_operand): Likewise.
4514 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4516 * config/s390/s390.c (override_options): Added check for -mstack-size
4518 * doc/invoke.texi: Mention that limit in the documenation.
4520 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4523 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4525 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4527 Fix PR tree-optimization/24231
4529 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4530 (compute_avail): Ditto.
4532 2005-10-18 Richard Henderson <rth@redhat.com>
4535 * config/i386/i386.c (legitimate_constant_p): Check
4536 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4538 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4539 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4540 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4542 (print_operand_address): Likewise.
4543 * config/i386/predicates.md (x86_64_immediate_operand): Test
4544 SYMBOL_REF_TLS_MODEL properly inside CONST.
4545 (x86_64_zext_immediate_operand): Likewise.
4546 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4547 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4548 * config/i386/i386-protos.h: Remove predicates.md entries.
4550 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4552 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4553 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4555 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4556 Ian Lance Taylor <ian@airs.com>
4559 * fold-const.c (fold_widened_comparison): Do not allow range based
4560 constant folding when right operand cannot be unwidened.
4562 2005-10-17 Richard Henderson <rth@redhat.com>
4564 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4565 with a memory clobber.
4567 2005-10-17 James E Wilson <wilson@specifix.com>
4569 PR rtl-optimization/17356
4570 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4571 checking for EDGE_EH.
4573 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4575 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4576 the slot on an even boundary for any type with 16-byte alignment.
4578 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4581 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4582 after register allocation.
4584 2005-10-17 DJ Delorie <dj@redhat.com>
4586 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4589 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4592 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4595 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4597 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4598 to 2 if it's already non-zero.
4599 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4600 is set and warn about it if flag_schedule_insns is 1.
4602 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4604 * config/crx/crx.md: Compare-and-branch instructions need to
4607 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4610 * config/i386/i386.md (*pushdi2_rex64 splitter)
4611 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4612 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4613 flow2 pass only when (optimize > 0 && flag_peephole2).
4615 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4618 * gcc.c (have_c): New static variable.
4620 (process_command): Remove declation of have_c.
4621 Set have_o to 1 when handling -o.
4622 (main): Add a fatel error if there are multiple
4623 files specified and -o and -c/-S is passed witout
4624 -combine or multiple languages.
4626 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4628 Fix PR tree-optimization/22444
4629 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4630 Assert that we don't hit something with subvars.
4631 (setup_pointers_and_addressables): Don't add things with subvars,
4632 because we'll already process the subvars for aliasing purposes.
4634 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4637 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4638 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4639 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4640 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4641 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4642 swapped, alternatives for the R constraint.
4645 * builtins.c (get_builtin_sync_mode): Make unlimited
4646 mode_for_size request.
4648 2005-10-15 Richard Henderson <rth@redhat.com>
4650 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4651 (gimplify_expr): ... here.
4652 (gimplify_compound_lval): Use it in initial scan loop. Allow
4653 fb_lvalue in base expression.
4655 2005-10-15 Richard Henderson <rth@redhat.com>
4658 * builtins.c (expand_builtin_trap): Export.
4659 * expr.h (expand_builtin_trap): Declare.
4660 * expr.c (expand_assignment): Emit a trap for integral offsets
4661 from registers that weren't reduced to bitpos.
4663 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4664 (mark_array_ref_addressable): Remove.
4665 * tree-flow.h (mark_array_ref_addressable): Remove.
4666 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4668 2005-10-15 James E Wilson <wilson@specifix.com>
4671 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4672 (add_dependence_list_and_free): Likewise.
4673 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4676 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4680 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4681 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4683 (vrp_visit_phi_node): Only prevent infinite iterations when
4684 the previous result and the new result are both VR_RANGEs.
4686 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4688 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4691 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4694 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4697 2005-10-14 Per Bothner <per@bothner.com>
4699 PR preprocessor/21250
4700 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4702 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4705 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4706 overflow flags. Refactor some conditionals.
4708 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4711 * tree-dfa.c (add_referenced_var): Only look at decls which
4712 have TREE_CONSTANT or TREE_READONLY set instead of if
4713 !TREE_PUBLIC or !TREE_CONSTANT.
4715 2005-10-13 James E Wilson <wilson@specifix.com>
4717 * doc/invoke.texi: For -x, add f95-cpp-input.
4718 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4720 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4722 PR tree-optimization/24262
4723 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4724 in loop all the time.
4726 2005-10-12 Richard Henderson <rth@redhat.com>
4729 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4730 * function.c (assign_parm_find_data_types): Don't support it.
4731 * print-tree.c (print_node): Likewise.
4732 * c-common.c (handle_transparent_union_attribute): Likewise.
4733 Use build_duplicate_type.
4734 * tree-inline.c (remap_type_1): Split out of remap_type;
4735 properly remap aggregate fields.
4736 (build_duplicate_type): New.
4737 * doc/extend.texi (Variable Attributes): Remove documentation
4738 for transparent_union.
4740 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4743 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4744 (gen_stack_pointer_dec): Likewise.
4746 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4750 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4752 (struct cxx): Add adjust_class_at_definition target hook.
4753 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4754 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4755 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4756 hook_void_tree. Add to TARGET_CXX.
4757 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4759 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4760 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4761 instead of attribute. Check for dllexport override. Warn if
4762 inconsistent dll linkage. Don't lose old dllimport if decl has
4763 had address referenced. Tweak lookup of dllimport atribute.
4764 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4765 for target specific rules. Don't add dllimport attribute if
4766 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4767 dllimport attribute.
4768 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4769 * varasm.c (initializer_constant_valid_p): Replace
4770 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4774 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4775 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4776 (i[34567]86-*-mingw32*): Likewise.
4778 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4779 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4781 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4782 C++-specific code. Change return value to bool.
4783 (i386_pe_dllimport_p): Likewise.
4784 (associated_type): Simplify and make language-independent
4785 (i386_pe_encode_section_info): Replace override of ambiguous
4786 dllimport symbol refs with a gcc_assert.
4787 (i386_pe_valid_dllimport_attribute_p): Define.
4788 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4789 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4790 i386_pe_adjust_class_at_definition.
4791 * config/i386/winnt-stubs.c: New file. Define stub versions of
4792 lang-specific functions.
4793 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4794 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4795 i386_pe_adjust_class_at_definition.
4796 (i386_pe_valid_dllimport_attribute_p): Declare.
4797 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4798 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4799 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4802 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4803 dllimport attribute with test of DECL_DLLIMPORT_P.
4805 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4807 * combine.c (make_extraction): Correct offset computation.
4809 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4811 * config/cris/t-linux (LIMITS_H_TEST): Define.
4813 2005-10-12 Richard Henderson <rth@redhat.com>
4816 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4818 2005-10-12 Richard Guenther <rguenther@suse.de>
4820 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4822 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4825 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4826 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4829 2005-10-12 Richard Guenther <rguenther@suse.de>
4832 * varasm.c (output_constant): Correct typo from previous
4835 2005-10-11 Ian Lance Taylor <ian@airs.com>
4837 PR rtl-optimization/13931
4838 * combine.c: Revert patch of 2003-05-14, and:
4839 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4840 completely killed in the appropriate insn.
4841 (distribute_notes): Don't skip multiple hard register test for
4842 elim_i1 and elim_i2.
4844 2005-10-11 Richard Henderson <rth@redhat.com>
4847 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4848 to initialize a transparent union instead of a nop_expr.
4850 2005-10-11 Richard Henderson <rth@redhat.com>
4852 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4853 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4854 (tree_ssa_dce_loop): Call scev_reset.
4857 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4858 * tree-ssa-dce.c: Include cfgloop.h.
4859 (tree_ssa_dce_loop, pass_dce_loop): New.
4860 * tree-pass.h (pass_dce_loop): Declare it.
4861 * passes.c (init_optimization_passes): Use it.
4863 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4866 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4867 Only apply the optimization for rounding builtins if the inner
4868 cast is also an extension.
4870 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4873 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4874 mark_new_vars_to_rename instead of update_stmt.
4876 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4878 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4880 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4882 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4883 for setting MMX register to 0 rather than mmx.
4885 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4888 * configure.ac: Move gas check from mips specific case to common case.
4889 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4890 * configure: Regenerate
4891 * doc/install.texi: Update.
4893 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4896 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4898 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4900 * gcc.c (do_spec_1): Accept numeric characters in file name
4903 2005-10-10 Nick Clifton <nickc@redhat.com>
4905 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4906 describing the deleted arm_gen_rotated_half_load function.
4908 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4910 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4913 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4915 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4917 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4918 (EXTRA_MULTILIB_PARTS): Define.
4919 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4920 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4921 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4922 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4923 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4924 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4926 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4928 PR tree-optimization/24226
4929 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4930 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4931 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4934 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4936 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4938 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4941 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4942 Rewrite for no need for the early clobber.
4944 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4946 Merge from csl-arm-branch:
4947 2005-09-07 Paul Brook <paul@codesourcery.com>
4948 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4951 2005-04-30 Paul Brook <paul@codesourcery.com>
4952 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4953 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4955 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4956 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4957 (arm_override_options): Use TARGET_AAPCS_BASED.
4958 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4959 (PTRDIFF_TYPE): Use int for AAPCS.
4960 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4961 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4962 (DEFAULT_SHORT_ENUMS): Delete.
4963 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4965 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4966 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4967 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4968 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4970 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4971 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4973 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4974 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4976 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4977 * config.gcc (arm*-*-linux-gnueabi): Add it.
4978 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4980 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4981 * config/arm/linux-eabi.h: New file.
4982 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4983 (LINUX_TARET_LINK_SPEC): Likewise.
4984 (LINK_SPEC): Use it.
4985 * config/arm/t-linux-eabi: New file.
4987 2005-10-08 Steven Bosscher <stevenb@suse.de>
4990 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4992 (PARAM_SMS_DFA_HISTORY): Likewise.
4994 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4997 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4998 (load_register_parameters): Call it.
4999 (check_sibcall_argument_overlap_1): Likewise.
5000 (store_one_arg): Likewise.
5002 2005-10-07 James E. Wilson <wilson@specifix.com>
5004 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5005 DImode not VECINT24 for operand 2.
5008 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5012 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5013 fr_spill): Use destination_operand for operand 0.
5015 2005-10-07 DJ Delorie <dj@redhat.com>
5017 * varasm.c (output_constant): Limit error to expanding
5020 2005-10-07 Richard Guenther <rguenther@suse.de>
5023 * fold-const.c (fold_binary): Fix operand types during folding
5024 of X op (A, Y). Evaluation order of the side-effects of
5025 X and A are frontend-defined, so ensure we honour that even for
5026 tcc_comparison class operands; eased by removing duplicate code.
5028 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5030 * stor-layout.c (layout_type): Do not allow alignment of array
5031 elements to be greater than their size.
5033 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5035 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5037 (hppa*-*-linux*): Ditto.
5038 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5039 * config/host-hpux.c: New.
5040 * config/x-hpux: New.
5041 * config/pa/x-hpux: Remove.
5042 * config/pa/x-linux: Remove.
5043 * config/pa/pa-host.c: Remove.
5045 2005-10-07 Jeff Law <law@redhat.com>
5047 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5048 determine whether or not to try and thread outgoing edges.
5050 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5052 * config/rs6000/rs6000.md (eqsi_power): New.
5053 (neg_eq0si): Add TARGET_POWER to final condition.
5056 2005-10-06 Richard Henderson <rth@redhat.com>
5058 * config/rs6000/rs6000.c: Revert last change.
5060 2005-10-06 Richard Henderson <rth@redhat.com>
5062 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5063 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5065 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5069 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5070 out return_label and naked_return_label.
5072 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5074 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5077 2005-10-06 Richard Henderson <rth@redhat.com>
5080 * tree-inline.c (declare_return_variable): Handle modify_dest not
5083 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5085 Fix PR tree-optimization/22488
5086 * tree-ssa-structalias.c (check_for_overlaps): New function.
5087 (create_variable_info_for): Use it.
5089 2005-10-06 Richard Henderson <rth@redhat.com>
5092 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5093 (dwarf2out_start_source_file): Print it.
5095 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5097 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5099 2005-10-06 Richard Henderson <rth@redhat.com>
5102 * mode-switching.c (optimize_mode_switching): Clear transp bit
5103 for block with incomming abnormal edges.
5105 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5106 (fpscr_set_from_mem): Use them.
5107 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5108 (fpscr postinc splitters): Rewrite as peephole2+split.
5110 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5112 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5113 (eq<mode>_compare): Same.
5115 2005-10-06 Richard Guenther <rguenther@suse.de>
5117 PR tree-optimization/24238
5118 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5120 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5122 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5123 here. Use AC_PATH_PROG for environment variables instead of
5125 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5127 * configure: Regenerated.
5129 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5132 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5133 then force it into a register.
5134 (call_value): Likewise.
5136 2005-10-06 Richard Henderson <rth@redhat.com>
5139 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5140 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5141 under pass_vectorize.
5143 2005-10-05 Devang Patel <dpatel@apple.com>
5146 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5147 handling constants. Check NAMESPACE_DECL context for constants.
5149 2005-10-05 Eric Christopher <echristo@apple.com>
5151 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5153 2005-10-05 Richard Henderson <rth@redhat.com>
5156 * tree-cfg.c (mark_array_ref_addressable_1): New.
5157 (mark_array_ref_addressable): New.
5158 * tree-flow.h (mark_array_ref_addressable): Declare.
5159 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5161 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5165 * reload.c (subst_reloads): When adding a REG_LABEL to a
5166 jump instruction, also update JUMP_LABEL.
5168 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5170 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5171 * bb-reorder.c (copy_bb_p): Use it.
5172 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5174 2005-10-05 Richard Henderson <rth@redhat.com>
5177 * toplev.c (process_options): Warn about unsupported combinations
5178 of unwind tables and omit-frame-pointer.
5179 * config/i386/i386.c (override_options): Similarly. Enable
5180 accumulate-outgoing-args if not explicitly disabled.
5182 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5184 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5185 Handle big endian vs. small endian.
5186 (vec_initv2sf): Handle big endian vs. small endian.
5187 (*vec_extractv2sf_1): Ditto.
5189 2005-10-05 Dale Johannesen <dalej@apple.com>
5191 * convert.c (convert_to_real): Don't convert
5192 (float)floor(double d) to floorf((float)d).
5194 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5196 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5198 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5200 PR tree-optimization/18587
5201 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5202 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5203 build_vuses): Change to VEC type.
5204 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5205 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5206 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5207 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5208 (get_name_decl): New. Return DECL_UID of base variable.
5209 (operand_build_cmp): New. qsort comparison routine.
5210 (operand_build_sort_virtual): New. Sort virtual build vector.
5211 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5212 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5213 (FINALIZE_BASE): Use get_name_decl.
5214 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5215 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5216 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5217 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5218 direct VEC_* manipulations.
5219 (build_ssa_operands): Call operand_build_sort_virtual.
5220 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5221 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5222 with direct VEC_* manipulations.
5223 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5224 with direct VEC manipulations.
5226 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5228 PR tree-optimization/21419
5229 PR tree-optimization/24146
5230 PR tree-optimization/24151
5232 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5233 (build_asm_expr): Call it if outputs are read-only.
5234 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5236 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5237 Paolo Bonzini <bonzini@gnu.org>
5241 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5242 enable the instructions and not just the built-ins.
5243 * doc/invoke.texi (x86 Options): Likewise.
5245 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5247 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5249 * doc/invoke.texi (Option Summary): Correct spelling
5250 of -mmacosx-version-min.
5252 2005-10-04 Devang Patel <dpatel@apple.com>
5254 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5257 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5259 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5260 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5262 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5264 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5265 ("TE","tg"): New mode attributes.
5266 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5267 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5268 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5269 dword_mode and one for GPRmode.
5271 2005-10-04 Ian Lance Taylor <ian@airs.com>
5273 PR preprocessor/13726
5274 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5275 any comments passed in.
5277 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5279 * tree.c (annotate_with_file_line): Fix typo.
5281 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5284 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5285 type used to access data in the inlined length == 1 case, use
5286 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5287 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5289 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5291 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5292 TARGET_SSE3 and only for TARGET_80387.
5293 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5294 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5295 Do not depend on TARGET_80387.
5297 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5299 * tree.c (last_annotated_node): Change type to location_t*.
5300 (annotate_with_file_line): Reflect the change of
5301 last_annotated_node type.
5303 2005-10-04 Richard Guenther <rguenther@suse.de>
5306 * c-decl.c (grokdeclarator): Don't write to fields
5309 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5312 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5314 * varasm.c (make_decl_rtl): If a register variable does not
5315 have a set user assmbler name, error out.
5316 Decode the asmspec is now name+1 bypassing '*'.
5318 2005-10-04 Steven Bosscher <stevenb@suse.de>
5320 PR tree-optimization/23049
5321 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5322 of a COND_EXPR is folded before calling fold on the whole rhs of a
5323 conditional assignment.
5324 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5325 document that a COND_EXPR may appear there.
5327 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5330 * tree-vrp.c (extract_range_from_assert): If the new numeric
5331 range created out of the assertion contradicts the existing
5332 numeric range of the ASSERT_EXPR variable, make the new range
5335 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5337 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5338 from T_REGS to FP register class.
5340 2005-10-03 Richard Henderson <rth@redhat.com>
5343 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5344 before creating a new one.
5346 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5348 * config/rs6000/t-aix43 (LDFLAGS): New.
5349 * config/rs6000/t-aix52 (LDFLAGS): New.
5351 2005-10-03 Ian Lance Taylor <ian@airs.com>
5353 * gimplify.c (find_single_pointer_decl_1): New static function.
5354 (find_single_pointer_decl): New static function.
5355 (internal_get_tmp_var): For a formal variable, set restrict base
5356 information if appropriate.
5357 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5359 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5360 (DECL_GET_RESTRICT_BASE): Define.
5361 (SET_DECL_RESTRICT_BASE): Define.
5362 (decl_restrict_base_lookup): Declare.
5363 (decl_restrict_base_insert): Declare.
5364 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5365 * tree.c (restrict_base_for_decl): New static variable.
5366 (init_ttree): Initialize restrict_base_for_decl.
5367 (copy_node_stat): Copy restrict base information.
5368 (decl_restrict_base_lookup): New function.
5369 (decl_restrict_base_insert): New function.
5370 (print_restrict_base_statistics): New static function.
5371 (dump_tree_statistics): Call print_restrict_base_statistics.
5373 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5376 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5377 case of anti-ranges.
5379 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5382 * c-typeck.c (tagged_tu_seen): Rename to ...
5383 (tagged_tu_seen_cache): this and add val field.
5384 (comptypes): Move functional to comptypes_internal
5385 and free tagged_tu_seen.
5386 (comptypes_internal): New function and call comptypes_internal
5387 instead of comptypes. Speed up by sibcalling
5388 tagged_types_tu_compatible_p.
5389 (alloc_tagged_tu_seen): New function
5390 (free_all_tagged_tu_seen_up_to): New function.
5391 (tagged_types_tu_compatible_p): Return the val of the seen two
5393 Add that the two types are the same to tagged_tu_seen_base
5394 if they are and call comptypes_internal instead of comptypes.
5395 <case UNION_TYPE>: Speed up common type where the fields are
5397 (function_types_compatible_p): Call comptypes_internal instead of
5399 (type_lists_compatible_p): Likewise.
5400 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5402 2005-10-02 Matthias Klose <doko@debian.org>
5404 * doc/invoke.texi: Fix typo and speling error.
5406 2005-10-01 Richard Henderson <rth@redhat.com>
5408 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5410 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5412 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5413 using --start-group and --end-group.
5415 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5417 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5418 FIXME note regarding quirky semantics.
5420 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5423 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5424 non-null range as a last resort.
5426 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5427 Diego Novillo <dnovillo@redhat.com>
5430 * tree-vrp.c (extract_range_from_assert): For !=
5431 assertions, only build an anti-range if LIMIT is a
5432 single-valued range.
5434 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5436 * arm.md (movqi): On thumb when optimizing, handle loading from
5437 memory by describing this as taking a subreg of a zero-extended load
5438 into an SImode register.
5441 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5443 * reload1.c (merge_assigned_reloads): Do not change any
5444 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5446 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5448 * Makefile.in (LIPO_FOR_TARGET): Define.
5449 (STRIP_FOR_TARGET): Define.
5451 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5452 before creating new ones. Do symlinks before creating the actual
5455 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5456 to work out which multilibs are actually being built.
5458 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5460 * tree-vect-transform.c, config/ms1/ms1.md,
5461 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5462 Follow spelling conventions.
5463 * doc/invoke.texi, doc/md.texi: Fix typos.
5465 2005-09-30 Andrew Macleod <amacleod@redat.com>
5467 PR tree-optimization/21430
5468 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5469 use operands, and set stmt pointer if need be.
5470 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5471 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5474 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5477 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5479 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5481 * optabs.c (expand_binop): Initialize first_pass_p.
5483 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5486 * c-decl.c (c_write_global_declarations_1): If any
5487 wrapup_global_declaration_2 call returned true, restart the loop.
5489 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5491 Fix PR tree-optimization/24117
5492 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5493 before considering whether to use anyoffset.
5495 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5499 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5501 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5503 (swap_commutative_operands_with_target): New.
5505 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5508 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5511 2005-09-29 Steven Bosscher <stevenb@suse.de>
5513 PR tree-optimization/23911
5514 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5515 and IMAGPART_EXPR too.
5517 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5520 * expmed.c (expand_shift): Move logic to reverse rotation
5521 direction when rotating by constants ...
5522 * optabs.c (expand_binop): ... here.
5523 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5524 (ix86_rotrdi3): New pattern.
5525 (rotldi3): Handle 32-bit mode.
5526 (ix86_rotldi3): New pattern.
5528 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5531 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5532 check for numbers that need no bit twiddle.
5534 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5536 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5537 multilib to be built.
5539 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5540 (stage1-start): Delete old libgcc and libunwind before moving
5541 anything into the stage directory.
5542 (stage2-start): Likewise.
5543 (stage3-start): Likewise.
5544 (stage4-start): Likewise.
5545 (stageprofile-start): Likewise.
5546 (stagefeedback-start): Likewise.
5547 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5548 header in tm_file and CPU-specific t-darwin in tmake_file.
5549 (i[34567]86-*-darwin*): Don't change tm_file.
5550 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5551 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5552 shared library stub for target OS version.
5553 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5554 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5555 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5556 (libgcc_s.%.dylib): New.
5558 (install-darwin-libgcc-stubs): New.
5559 (INSTALL_LIBGCC): New append.
5560 * config/i386/darwin-libgcc.10.4.ver: New.
5561 * config/i386/darwin-libgcc.10.5.ver: New.
5562 * config/i386/t-darwin: New.
5563 * config/rs6000/darwin-libgcc.10.4.ver: New.
5564 * config/rs6000/darwin-libgcc.10.5.ver: New.
5565 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5566 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5568 2005-09-28 Paul Brook <paul@codesourcery.com>
5570 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5573 2005-09-28 Richard Guenther <rguenther@suse.de>
5575 PR tree-optimization/23853
5576 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5577 host_integerp to verify misalignment value.
5579 2005-09-28 Richard Henderson <rth@redhat.com>
5581 * builtins.c (get_builtin_sync_mode): New.
5582 (expand_builtin_sync_operation): Pass in mode argument.
5583 (expand_builtin_compare_and_swap): Likewise.
5584 (expand_builtin_lock_test_and_set): Likewise.
5585 (expand_builtin_lock_release): Likewise.
5586 (expand_builtin): Update to match.
5588 2005-09-28 Nick Clifton <nickc@redhat.com>
5590 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5591 formatting. Add check to PLUS case to ensure that the offset is
5592 within an acceptable range.
5594 * config/v850/v850.md (casesi): Disable the generation of the
5595 switch pattern as it is not being handled properly at the moment.
5597 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5598 for when the high words are identical.
5600 2005-09-27 Richard Henderson <rth@redhat.com>
5602 * pretty-print.c (pp_base_format): Fix typo for %>.
5604 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5605 Devang Patel <dpatel@apple.com>
5607 PR tree-optimization/23625
5608 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5609 LABEL_EXPR, assertion check.
5611 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5613 * optabs.c (no_conflict_move_test): Check if a result of a
5614 to-be-moved insn would be clobbered by an originally
5617 2005-09-27 Jeff Law <law@redhat.com>
5619 * passes.c (init_optimization_passes): Replace copy propagation
5620 passes immediately after DOM with phi-only copy propagation
5621 pases. Add phi-only copy propagation pass after first DOM pass.
5622 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5623 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5624 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5625 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5626 to init_copy_prop. Callers updated.
5627 (do_phi_only_copy_prop): New function.
5628 (pass_phi_only_copy_prop): New pass descriptor.
5630 2005-09-27 Nick Clifton <nickc@redhat.com>
5632 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5634 2005-09-26 Jason Merrill <jason@redhat.com>
5637 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5639 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5641 2005-09-26 James E Wilson <wilson@specifix.com>
5643 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5644 copyright. Add gcc copyright plus libgcc exception.
5645 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5647 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5649 2005-09-26 Jeff Law <law@redhat.com>
5651 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5652 about when to iterate.
5654 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5657 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5658 for __complex__ double in -mcpu=G5 mode.
5660 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5662 PR tree-optimization/23942
5663 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5664 * tree-scalar-evolution.c: Include params.h.
5666 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5667 follow_ssa_edge_in_condition_phi_branch,
5668 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5669 Change return type to t_bool. Use a parameter to limit the size of
5670 trees that are walked before stopping
5671 (analyze_evolution_in_loop): Initialize the limit to 0.
5672 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5673 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5675 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5678 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5679 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5681 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5683 * combine.c (make_extraction): Check for valid use of subreg.
5685 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5688 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5689 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5690 ("fist<mode>2_with_temp"): Use only register operands.
5692 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5694 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5695 CALL_INSN_FUNCTION_USAGE.
5697 2005-09-26 Richard Guenther <rguenther@suse.de>
5700 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5701 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5702 (ldst_entry): Use the hashtable instead of list-walking.
5703 (find_rtx_in_ldst): Likewise.
5704 (free_ldst_entry): Free the hashtable.
5705 (compute_ld_motion_mems): Create the hashtable.
5706 (trim_ld_motion_mems): Remove entry from hashtable if
5707 removing it from list.
5708 (compute_store_table): Likewise^2.
5709 (store_motion): Free hashtable in case we did not see
5712 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5714 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5715 and arg1 if we are passing them to fold_build2.
5717 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5720 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5723 2005-09-25 Richard Henderson <rth@redhat.com>
5725 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5726 SYMBOL_REF_TLS_MODEL to be correct.
5728 2005-09-24 Richard Henderson <rth@redhat.com>
5730 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5731 end of function. Reindent.
5733 2005-09-24 Ian Lance Taylor <ian@airs.com>
5735 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5736 NEGATE_EXPR/BIT_NOT_EXPR case.
5738 2005-09-24 Richard Henderson <rth@redhat.com>
5740 * c-common.c (handle_mode_attribute): When not modifying in place,
5741 create subtypes for enumerations.
5742 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5743 * gimplify.c (create_tmp_from_val): Likewise.
5745 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5747 * config/i386/i386.md (*tls_global_dynamic_64,
5748 *tls_local_dynamic_base_64): Add missing mode to call.
5749 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5751 2005-09-24 Jan Hubicka <jh@suse.cz>
5753 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5754 (cgraph_clone_node): Likewise.
5755 * cgraph.h (cgraph_clone_edge): Update prototype.
5756 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5757 duplicated prototypes; add updating argument.
5758 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5759 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5761 (cgraph_mark_inline_edge): Likewise.
5762 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5763 (cgraph_flatten_node): Likewise.
5764 (cgraph_decide_recursive_inlining): Likewise.
5765 (cgraph_decide_inlining_of_small_function): Likewise.
5766 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5768 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5769 Pete Steinmetz <steinmtz@us.ibm.com>
5771 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5772 (rldic.): Set type to "compare".
5774 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5775 mfjmpr for MFCTR/MFLR.
5776 (movdf_hardfloat64): Same.
5777 (movdf_softfloat64): Same. Correct order of store and move types.
5778 (movti_string): Set type to store_ux/load_ux.
5779 (load_multiple): Set type to load_ux.
5780 (store_multiple): Set type to store_ux.
5781 (movmemsi): Set type to store_ux.
5782 (output_cbranch direct_return): Set type to jmpreg.
5783 (stmw): Set type to store_ux.
5784 (lmw): Set type to load_ux.
5785 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5786 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5787 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5788 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5789 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5790 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5791 (rios1-fpstore): Increase latency to 3.
5792 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5793 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5795 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5796 Andrew Pinski <pinskia@physics.uc.edu>
5798 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5799 operand2 constraint to "b".
5800 (sync_<fetchop_name>di_internal): Same.
5801 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5803 (sync_old_<fetchop_name>di_internal): Same.
5804 (sync_new_<fetchop_name>si_internal): Same.
5805 (sync_new_<fetchop_name>di_internal): Same.
5807 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5810 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5811 case, define as macros.
5813 PR rtl-optimization/23837
5814 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5815 clobber / clobber match between dest and p->first.
5817 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5818 (no_conflict_move_test): Update comments.
5820 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5822 * doc/install.texi: Update URL for Jacks.
5823 * doc/sourcebuild.texi: Likewise.
5825 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5828 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5829 registers when choosing register preferences.
5830 (movdf_hardfloat64): Same.
5832 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5834 * expmed.c (expand_shift): Don't use the target of the rotate as
5835 target for the first expanded shift insn.
5836 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5838 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5840 PR tree-optimization/22438
5841 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5842 preserved iv rhs rewriting specially.
5844 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5846 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5847 estimate_only is true.
5848 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5849 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5850 tree-ssa-structalias.c
5851 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5852 ref_contains_indirect_ref.
5853 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5855 2005-09-21 DJ Delorie <dj@redhat.com>
5857 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5859 (mn10300_return_in_memory): Support variable size types also.
5860 (mn10300_pass_by_reference): Likewise.
5861 (mn10300_function_value): New.
5862 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5863 (FUNCTION_OUTGOING_VALUE): Likewise.
5864 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5865 * doc/invoke.texi: Document it.
5867 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5870 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5871 force integer op1 into register for XFmode compares.
5873 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5876 * expmed.c (alg_code): Add alg_impossible.
5877 (alg_hash_entry): Add cost.
5878 (synth_mult): Record alg_impossible in the hash table if
5879 multiplication by a given integer is impossble within the
5880 limit. Speed up using alg_impossible.
5882 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5884 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5885 argument. Allow and set any offset if needs_anyoffset is passed
5887 (get_constraint_for): Add argument here too.
5889 (do_structure_copy): Pass NULL to get_constraint_for.
5890 (handle_ptr_arith): Ditto.
5891 (find_func_aliases): Ditto.
5893 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5895 PR rtl-optimization/23898
5896 * output.h (get_attr_min_length): Declare.
5897 * final.c (get_attr_length_1): New function, broken out of:
5899 (get_attr_min_length): New function.
5900 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5901 (duplicate_computed_gotos): Likewise.
5902 * genattr.c (insn_min_length): Generate declaration.
5903 * genattrtab.c (min_fn, min_attr_value): New functions.
5904 (make_length_attrs): Generate insn_min_length.
5906 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5908 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5910 2005-09-20 Richard Henderson <rth@redhat.com>
5912 PR tree-optimization/24059
5913 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5916 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5918 * c.opt (fextended-identifiers): New.
5919 * c-opts.c (c_common_handle_option): Handle
5920 -fextended-identifiers.
5921 * doc/cpp.texi: Update documentation of extended identifiers.
5922 * doc/cppopts.texi (-fextended-identifiers): Document.
5924 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5926 PR tree-optimization/23929
5927 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5930 PR tree-optimization/23818
5931 * tree-stdarg.c (execute_optimize_stdarg): Call
5932 calculate_dominance_info.
5934 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5936 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5937 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5938 (compute_overlap_steps_for_affine_1_2): Use
5939 get_number_of_iters_for_loop.
5940 (analyze_subscript_affine_affine): Check whether difference is
5942 Use get_number_of_iters_for_loop.
5943 Check whether overlap occurs outside of bounds.
5944 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5946 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5948 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5949 base register if possible.
5951 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5953 PR tree-optimization/18463
5954 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5955 converting it directly is not possible.
5956 (chrec_convert_aggressive): New function.
5957 * tree-chrec.h (chrec_convert_aggressive): Declare.
5958 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5959 Fold chrec conversions aggressively if asked to.
5960 (instantiate_parameters): Modified because of changes in
5961 instantiate_parameters_1.
5963 2005-09-19 Richard Henderson <rth@redhat.com>
5965 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5966 (reduc_splus_v2df): New.
5968 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5970 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5971 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5973 2005-09-19 Richard Henderson <rth@redhat.com>
5975 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5978 2005-09-19 Richard Henderson <rth@redhat.com>
5980 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5981 (ia64_expand_dot_prod_v8qi): New.
5982 * config/ia64/ia64-protos.h: Update.
5983 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5984 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5985 sdot_prodv8qi, sdot_prodv4hi): New.
5986 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5988 2005-09-19 Richard Henderson <rth@redhat.com>
5991 * real.c (exact_real_truncate): Return false if the format cannot
5992 represent the number as a normal.
5994 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5995 for a memory source.
5997 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5999 * tree-ssa-operands.c (swap_tree_operands): Export.
6000 * tree.h (swap_tree_operands): Declare.
6001 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6002 Call swap_tree_operands.
6004 2005-09-19 Richard Henderson <rth@redhat.com>
6006 * tree-flow.h (merge_alias_info): Declare.
6007 * tree-ssa-copy.c (merge_alias_info): Export.
6008 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6009 (vect_create_data_ref_ptr): Use create_iv directly.
6010 (vectorizable_load): Use correct types for integer constants.
6011 (vect_generate_tmps_on_preheader): Likewise.
6012 (vect_gen_niters_for_prolog_loop): Likewise.
6014 2005-09-19 Steven Bosscher <stevenb@suse.de>
6016 PR rtl-optimization/23943
6017 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6019 2005-09-18 Jan Hubicka <jh@suse.cz>
6021 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6023 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6025 * varasm.c (output_constant): Do not abort on conversions to union
6026 types between different sizes.
6028 2005-09-18 Richard Guenther <rguenther@suse.de>
6031 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6034 2005-09-18 Paul Brook <paul@codesourcery.com>
6036 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6038 2005-09-17 Richard Henderson <rth@redhat.com>
6040 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6041 * tree-ssa-loop.c (pass_vect_dce): Remove.
6042 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6045 2005-09-17 Richard Henderson <rth@redhat.com>
6047 * tree-pass.h (pass_vect_dce): Declare.
6048 * passes.c (init_optimization_passes): Add it.
6049 * tree-flow.h (tree_ssa_dce): Declare.
6050 * tree-ssa-dce.c (tree_ssa_dce): Export.
6051 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6052 (gate_tree_vectorize): ... here.
6053 (pass_vect_dce): New.
6055 2005-09-17 Jan Hubicka <jh@suse.cz>
6057 * except.c (struct eh_status): Turn region_array into vec.
6058 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6059 convert_from_eh_region_ranges, find_exception_handler_labels,
6060 current_function_has_exception_handlers, assign_filter_values,
6061 build_post_landing_pads, dw2_build_landing_pads,
6062 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6063 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6064 foreach_reachable_handler, can_throw_internal_1,
6065 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6067 (duplicate_eh_region_1): Update region_array.
6068 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6070 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6073 * expmed.c (expand_mult): Substitute simple register for op0 when
6076 2005-09-17 Richard Henderson <rth@redhat.com>
6078 * expr.c (emit_move_via_integer): Add force argument, pass it on
6079 to emit_move_change_mode. Update callers.
6080 (emit_move_complex): Pass true to new force argument.
6081 * function.c (expand_function_end): Move expand_eh_return call
6082 earlier. Merge sub-word complex values into a pseudo before
6083 copying to the return hard register.
6085 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6087 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6088 between different sizes.
6090 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6094 * passes.c (init_optimization_passes): Register dump files for
6097 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6099 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6100 * config/s390/s390.c (s390_overlap_p): New function.
6101 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6102 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6105 2005-09-16 Richard Guenther <rguenther@suse.de>
6107 * ipa-pure-const.c (static_execute): Free auxiliar information.
6108 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6109 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6111 2005-09-15 DJ Delorie <dj@redhat.com>
6113 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6115 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6117 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6119 (swap_commutative_operands_with_target): New.
6121 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6123 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6126 (estimate_iters_using_array): New function.
6127 * tree-data-ref.h (estimate_iters_using_array): Prototype
6128 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6129 Use estimate_iters_using_array instead of analyze_array.
6131 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6133 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6136 2005-09-15 Michael Matz <matz@suse.de>
6138 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6140 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6142 PR tree-optimization/23835
6143 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6144 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6146 2005-09-14 Richard Henderson <rth@redhat.com>
6148 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6149 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6151 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6153 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6154 in the ARRAY_TYPE case.
6156 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6158 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6160 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6163 * tree-vect-transform.c (vectorizable_operation): Return false for
6164 scalar shift operations and for vector shift operations with
6165 non-invariant shift arguments. Use scalar tree operand op1 as
6166 a shift operand when vector shift insn pattern uses scalar shift
6168 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6170 2005-09-14 Olivier Hainque <hainque@adacore.com>
6172 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6173 value if it has side-effects.
6175 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6178 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6180 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6182 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6183 passed as NAME as if it were label at start of function code.
6185 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6187 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6190 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6192 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6193 as early clobber. Rewrite so the PIC register is not implicitly used.
6195 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6197 * tree.c (annotate_with_file_line): Compare line numbers before
6200 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6203 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6204 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6206 2005-09-13 Ian Lance Taylor <ian@airs.com>
6208 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6209 than a HOST_WIDEST_INT to gen_doloop_begin.
6211 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6213 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6215 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6217 PR tree-optimize/23817
6218 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6220 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6223 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6224 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6225 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6226 (restore_stack_nonlocal): Likewise.
6227 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6229 2005-09-12 Ian Lance Taylor <ian@airs.com>
6232 * c.opt (ffriend-injection): New C++ option.
6233 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6234 (C++ Dialect Options): Document -ffriend-injection.
6236 2005-09-12 Josh Conner <jconner@apple.com>
6239 * ipa-reference.c (static_execute): Don't mark variables in
6240 named sections TREE_READONLY.
6242 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6244 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6247 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6249 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6250 V_MUST_DEF instead of just the first_use_p.
6251 Don't mark the virtual variables for renaming on the statement which
6253 (pass_dse): Remove TODO_update_ssa.
6255 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6258 * stor-layout.c (compute_record_mode): For records with a single
6259 field, actually check the field's mode size against the type size.
6261 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6262 registers for TARGET_SHMEDIA.
6263 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6264 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6265 of GENERAL_REGS and FP_REGS.
6267 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6269 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6271 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6273 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6274 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6275 are omitted. Exclude stack_tie insn too.
6277 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6279 PR rtl-optimization/23098
6280 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6282 * config/rs6000/rs6000.md (movdf splitter): Use
6283 const_double_operand predicate for TARGET_POWERPC64.
6284 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6285 SYMBOL_REF method to ABI_V4.
6287 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6288 replace_equiv_address.
6289 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6290 rs6000_sr_alias_set and MEM_NOTRAP.
6291 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6293 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6295 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6296 handle CALL_EXPR again.
6298 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6300 * arm/predicates.md (alignable_memory_operand): Delete.
6302 2005-09-10 Richard Henderson <rth@redhat.com>
6305 * dbxout.c (dbxout_expand_expr): New.
6306 (dbxout_symbol): Use it.
6308 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6310 * arm.c (arm_gen_rotated_half_load): Delete.
6311 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6312 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6313 (thumb_set_return_address): Likewise.
6314 (thumb_load_double_from_address): Use adjust_address.
6315 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6316 (extendhsisi2_mem, movhi_bytes): Use change_address.
6317 (movhi): Use widen_memory_access.
6318 (reload_out_df): Use replace_equiv_address.
6319 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6321 2005-09-09 Richard Henderson <rth@redhat.com>
6324 * dbxout.c: Include expr.h.
6325 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6326 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6327 * Makefile.in (dbxout.o): Add EXPR_H.
6329 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6331 PR tree-optimization/23509
6332 * tree-cfg.c (replace_uses_by): Use replace_exp.
6333 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6334 pointers have name_mem_tag or type_mem_tag set.
6336 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6338 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6339 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6340 of wrongly accessing operands.
6342 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6344 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6345 * tree-chrec.c: Include tree-scalar-evolution.h.
6346 (chrec_convert): Instantiate the base and step before calling
6347 scev_probably_wraps_p that would fail on parametric evolutions.
6348 Collect all the fails into a single section failed_to_convert,
6349 print a diagnostic, and return chrec_dont_know instead of calling
6351 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6352 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6354 (scev_const_prop): Don't replace the definition of a loop closed ssa
6355 phi node by itself, or by another loop closed ssa phi node.
6356 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6357 that base and step are defined.
6359 2005-09-09 Richard Guenther <rguenther@suse.de>
6362 * fold-const.c (fold_ternary): Check truth_value_p before
6363 calling invert_truthvalue.
6365 2005-09-09 Nick Clifton <nickc@redhat.com>
6367 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6368 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6369 dimension of these arrays.
6370 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6372 * longlong.h: Only provide a prototype for the __clz_tab[] array
6373 if this header has not been included from libgcc2.h.
6374 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6376 Provide prototypes for exported functions.
6377 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6380 2005-09-08 Josh Conner <jconner@apple.com>
6384 * expr.c (expand_expr_addr_expr_1): Don't invoke
6385 expand_simple_binop for EXPAND_INITIALIZER.
6387 2005-09-08 Richard Henderson <rth@redhat.com>
6390 * toplev.c (wrapup_global_declaration_1): Split out ...
6391 (wrapup_global_declaration_2): ... from ...
6392 (wrapup_global_declarations): ... here. Return bool.
6393 (check_global_declaration_1): Split out ...
6394 (check_global_declarations): from here.
6395 (emit_debug_global_declarations): New.
6396 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6397 check_global_declaration_1, emit_debug_global_declarations): Declare.
6398 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6399 of decls. Call wrapup_global_declaration_1,
6400 wrapup_global_declaration_2, check_global_declaration_1 directly.
6401 (c_write_global_declarations_2): New.
6403 (c_write_global_declarations): Call c_write_global_declarations_2.
6404 * langhooks.c (write_global_declarations): Call
6405 emit_debug_global_declarations.
6407 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6408 remove decls that have DECL_RTL_SET_P.
6409 * passes.c (rest_of_decl_compilation): Invoke
6410 cgraph_varpool_finalize_decl for all but functions.
6412 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6414 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6415 the result of a conversion if the new min and max cannot be compared.
6417 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6419 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6420 (override_options): Setting s390_sr_alias_set removed.
6421 (save_fpr, save_gprs): Set alias set to vararg or frame.
6422 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6423 s390_sr_alias_set with get_frame_alias_set ().
6424 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6425 get_varargs_alias_set ().
6427 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6431 * c-parser.c (c_parser_objc_method_definition): If the next
6432 token is not "{", error out and don't start the function.
6434 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6436 * tree-vrp.c (extract_range_from_expr): Move the check for non
6437 nullness after the check for gimple invariant.
6439 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6441 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6443 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6446 * config/m32r.md (movmemsi_internal): Canonicalize order of
6447 operands in PLUS component of template.
6449 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6451 * reload1.c (fixup_eh_region_note): Remove assertion.
6452 (fixup_abnormal_edges): Reverted removal of call to
6453 find_many_sub_basic_blocks made on 2005-08-31.
6455 2005-09-07 Richard Henderson <rth@redhat.com>
6457 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6458 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6459 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6460 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6461 rearrange for better packing.
6462 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6463 (lookup_cfa_1): Remove inline marker.
6464 (cfa_equal_p): Split out of ...
6465 (def_cfa_1): ... here. Use INVALID_REGNUM.
6466 (build_cfa_loc): Handle !cfa->indirect.
6467 (frame_pointer_cfa_offset): New.
6468 (dbx_reg_number): Assert register elimination performed; do
6469 leaf register remapping.
6470 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6471 (eliminate_reg_to_offset): New.
6472 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6473 for verifiably local stack frame addresses; re-base to CFA.
6474 (mem_loc_descriptor): Remove can_use_fbreg argument.
6475 (concat_loc_descriptor, loc_descriptor): Likewise.
6476 (containing_function_has_frame_base): Remove.
6477 (rtl_for_decl_location): Don't do register elimination or
6478 leaf register remapping here.
6479 (secname_for_decl): Split out from ..
6480 (add_location_or_const_value_attribute): ... here.
6481 (convert_cfa_to_loc_list): New.
6482 (compute_frame_pointer_to_cfa_displacement): New.
6483 (gen_subprogram_die): Use them.
6484 * tree.h (frame_base_decl): Remove.
6485 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6486 (prologue_stack_adjust): Remove.
6487 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6488 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6489 (set_frame_base_location): Remove.
6490 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6491 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6492 (vt_add_function_parameters): Don't eliminate_regs.
6493 (vt_initialize): Don't create frame_base_decl.
6495 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6497 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6498 version of GNU binutils for 4.x and later.
6500 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6502 * ggc-page.c (ggc_push_context): Remove.
6503 (ggc_pop_context): Likewise.
6504 * ggc.h (ggc_push_context): Remove.
6505 (ggc_pop_context): Likewise.
6507 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6510 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6511 returning from an interrupt handler.
6513 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6516 * config/arc/arc.c (output_shift): Add check for loop count when
6519 2005-09-06 Steven Bosscher <stevenb@suse.de>
6521 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6523 (abs_replacement): Likewise.
6524 (pass_phiopt): Remove TODO_update_ssa.
6526 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6529 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6530 if "return with no value, in function returning non-void" warning
6532 * tree-cfg.c (execute_warn_function_return): Don't look at
6533 RETURN_EXPRs with TREE_NO_WARNING set.
6536 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6537 for internal functions doesn't use registers used by global registers
6538 variables. Use fewer register parameters if there are global register
6541 2005-09-06 Olivier Hainque <hainque@adacore.com>
6542 Eric Botcazou <ebotcazou@adacore.com>
6545 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6546 when we would be extracting outside its bit span (bitpos+bitsize
6547 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6548 Ada unchecked conversions.
6550 2005-09-06 Steven Bosscher <stevenb@suse.de>
6552 * tree-ssa-pre.c (try_look_through_load): New function.
6553 (compute_avail): Use it to try to look through loads for some
6554 more useful expressions.
6556 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6558 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6559 condition for detecting cases like (a&a) and (a^a).
6561 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6563 * common.opt: Add option ftree-vect-loop-version.
6564 * params.def: Add --param vect-max-version-checks.
6565 * doc/invoke.texi: Document ftree-vect-loop-version and
6566 --param vect-max-version-checks.
6567 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6568 may_misalign_stmts and defines for accessors.
6569 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6570 LOOP_VINFO_MAY_MISALIGN_STMTS.
6571 (destroy_loop_vec_info): VEC_free for
6572 LOOP_VINFO_MAY_MISALIGN_STMTS.
6573 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6574 Update documentation.
6575 (vect_update_misalignment_for_peel): New.
6576 (vect_enhance_data_refs_alignment): Update to choose loop
6577 peeling or loop versioning if appropriate for the (potentially)
6578 unaligned data references in the loop.
6579 (vect_analyze_data_refs_alignment): Remove call to
6580 vect_enhance_data_refs_alignment so the checks can be done
6582 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6583 and move up call to vect_analyze_data_refs_alignment.
6584 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6585 (vect_transform_loop): Add call to loop_version.
6587 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6589 PR rtl-optimization/23098
6590 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6591 * simplify-rtx.c (constant_pool_reference_p): New function.
6592 * rtl.h (constant_pool_reference_p): New prototype.
6593 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6594 constant_pool_reference_p in condition and
6595 avoid_constant_pool_reference in preparation statements.
6597 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6599 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6600 STRICT_LOW_PART SETs.
6602 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6605 * except.c (sjlj_emit_function_enter): Find the function begin
6606 note even when it's not in first basic block.
6608 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6610 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6611 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6612 * aclocal.m4: Regenerate.
6614 2005-09-05 DJ Delorie <dj@redhat.com>
6616 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6619 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6621 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6622 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6623 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6624 Follow spelling conventions.
6625 * doc/invoke.texi: Follow spelling conventions.
6627 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6629 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6630 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6631 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6633 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6636 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6637 (output_stack_adjust): Use gen_tmp_stack_mem.
6638 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6639 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6640 (sh_get_pr_initial_val): Likewise.
6641 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6642 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6643 * sh.md (divsi_inv_m0): Use gen_const_mem.
6644 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6645 (movdf_i4+1): Use gen_tmp_stack_mem.
6646 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6647 (fpu_switch+2): Likewise.
6648 (movv4sf_i, movv16sf_i): Use adjust_address.
6649 (symGOT_load): Set MEM_NOTRAP_P bit.
6651 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6654 * pa.c (emit_move_sequence): Fix typo in last change.
6656 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6658 PR rtl-optimization/23454
6659 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6662 2005-09-03 Richard Henderson <rth@redhat.com>
6663 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6666 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6669 2005-09-02 Nicolas Pitre <nico@cam.org>
6671 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6672 to bit_count to 32 bits.
6674 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6677 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6678 generating synthetic loads from volatile lvalues.
6680 005-09-02 Nick Clifton <nickc@redhat.com>
6682 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6683 __ctzhi2, __clzhi2): New functions.
6685 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6688 * tree-nested.c (struct var_map_elt): Mark with GTY.
6689 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6691 (lookup_field_for_decl): Allocate new element in GC memory.
6692 (lookup_tramp_for_decl): Likewise.
6693 (convert_nl_goto_reference): Likewise
6694 (create_nesting_tree): Allocate info in GC memory. Likewise for
6696 (free_nesting_tree): Free with ggc_free instead of free.
6697 (root): New static variable.
6698 (lower_nested_functions): Remove root as local variable. And zero out
6699 root at the end of the function.
6701 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6703 PR rtl-optimization/20365
6704 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6705 to short. New member ix.
6706 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6707 (simplify_plus_minus): Initialize ix members before calling qsort.
6709 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6711 PR tree-optimization/23626
6712 * tree-cfg.c (replace_uses_by): Clean up eh info.
6714 2005-09-01 DJ Delorie <dj@redhat.com>
6716 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6719 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6721 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6722 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6725 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6727 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6728 do not issue warning for a variable definition following
6731 2005-09-01 Richard Henderson <rth@redhat.com>
6734 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6735 conversion to CONST_VECTOR.
6737 2005-09-01 Richard Henderson <rth@redhat.com>
6740 * reload1.c (reload_as_needed): Check !CALL_P before calling
6741 fixup_eh_region_note.
6742 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6744 2005-09-01 DJ Delorie <dj@redhat.com>
6746 * varasm.c (output_constant): Let the target resolve
6747 conversions of addresses to non-default pointer sizes.
6749 2005-09-01 Nicolas Pitre <nico@cam.org>
6751 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6752 to alow matching ARM pre-indexed addressing mode.
6753 (arm_override_options): Remove now irrelevant comment.
6755 2005-09-01 Phil Edwards <phil@codesourcery.com>
6757 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6758 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6759 * config/i386/vxworks.h: Likewise.
6760 * config/i386/t-vxworksae: New file, for VxWorks AE.
6761 * config/i386/vxworksae.h: Likewise.
6763 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6765 PR tree-optimization/23410
6766 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6767 sequence is not wrapping during the first step.
6769 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6772 * dwarf2out.c (base_type_die): Compare char_type_node with
6773 TYPE_MAIN_VARIANT (type), not type.
6775 2005-09-01 Richard Guenther <rguenther@suse.de>
6777 PR tree-optimization/15366
6778 * common.opt: Add -finline-functions-called-once.
6779 Put -fearly-inlining in alphabetically ordered place.
6780 * doc/invoke.texi: Document new option.
6781 * ipa-inline.c (cgraph_decide_inlining): Honour
6782 flag_inline_functions_called_once.
6784 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6786 PR rtl-optimization/23478
6787 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6788 (alloc_qty): Initialize it.
6789 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6790 (combine_regs): Combine also n_throwing_calls_crossed fields.
6791 (find_free_reg): Don't attempt to caller-save pseudos crossing
6792 calls that might throw.
6793 * global.c (struct allocno): Add throwing_calls_crossed field.
6794 (global_alloc): Revert 2005-08-22 change. Initialize
6795 throwing_calls_crossed.
6796 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6799 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6802 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6803 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6804 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6805 (and64_2_operand): Tweak to use predicate.
6806 (and_operand): Adjust for mask_operand changes.
6807 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6808 (print_operand): Likewise.
6809 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6810 (mask64_1or2_operand): Delete.
6811 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6812 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6813 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6814 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6815 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6816 (rotldi3_internal4): Likewise.
6817 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6818 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6819 (ashldi3_internal7): Likewise.
6820 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6821 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6822 (anddi3 split): Don't match mask64_operand.
6823 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6824 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6825 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6826 't' splitter predicate.
6827 (movdi_internal64 + 2): Revert 2005-06-11 change.
6829 2005-08-31 DJ Delorie <dj@redhat.com>
6831 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6832 (m32c_asm_integer): Add support for 32 bit pointers.
6834 2005-08-31 Richard Henderson <rth@redhat.com>
6836 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6837 component-like references for setting MEM_NOTRAP_P.
6839 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6840 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6842 2005-08-31 Richard Henderson <rth@redhat.com>
6844 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6845 into a pseudo before applying gen_lowpart.
6847 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6849 * doc/install.texi (Specific): Update cctools version required
6850 for full functionality.
6851 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6852 linkers as -macosx_version_min.
6854 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6857 * sh.c (print_operand, %R and %S): Add handling of floating point
6858 registers, memory, constants and invalid operands.
6860 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6862 * ipa-pure-const.c: Change dump name.
6864 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6867 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6868 to "reg_or_0_operand".
6869 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6871 2005-08-31 Dale Johannesen <dalej@apple.com>
6873 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6874 loops that count down.
6876 2005-08-31 Richard Henderson <rth@redhat.com>
6879 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6880 (fixup_eh_region_note): New.
6881 (reload_as_needed): Call it.
6882 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6883 don't call find_many_sub_basic_blocks; call verify_flow_info.
6884 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6885 (keep_stack_depressed): Likewise.
6886 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6888 2005-08-31 Richard Henderson <rth@redhat.com>
6890 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6893 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6895 * expr.c (expand_expr_real_1): Compare size of address
6896 mode to target's address mode size in deciding expansion of
6897 the constant address.
6899 2005-08-31 Richard Guenther <rguenther@suse.de>
6902 * expr.c (all_zeros_p): New function.
6903 (expand_expr_real_1): Handle the case of an all-zero
6904 non-addressable constructor separately.
6906 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6908 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6909 arguments, adjust all callers.
6910 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6912 2005-08-30 Richard Henderson <rth@redhat.com>
6915 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6916 whenever the mode sizes match.
6918 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6920 * calls.c (load_register_parameters): Fix comment typo.
6921 * expr.c (emit_push_insn): Comment formatting.
6923 2005-08-30 Ian Lance Taylor <ian@airs.com>
6925 * config/i386/x-cygwin (host-cygwin): Change dependency from
6926 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6928 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6930 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6933 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6936 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6937 call to ggc_collect.
6939 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6942 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6943 beginning. Remove $(INCLUDES) from all the rules, if following
6944 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6946 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6949 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6950 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6951 not constant, but maxlen is, don't set len to maxlen, rather
6952 set maxlen to len if len is a constant.
6954 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6956 PR tree-optimization/23475
6957 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6960 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6962 Fix PR middle-end/22455
6964 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6965 Checksum only the parts of the tree that exist for the tree code.
6967 2005-08-28 Dale Johannesen <dalej@apple.com>
6969 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6971 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6973 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6975 2005-08-28 Richard Henderson <rth@redhat.com>
6977 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6978 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6981 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6984 * builtins.c (get_memory_rtx): Don't strip nops
6985 in between COMPONENT_REFs.
6987 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6990 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6992 (gimplify_modify_expr): Check for zero sized types and gimplify the
6993 rhs and lhs as statements.
6995 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6998 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6999 state for return address column of signal frames.
7001 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7004 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7005 bytes >= 2 not bytes == 2.
7006 (expand_block_move): Same.
7008 2005-08-27 Richard Guenther <rguenther@suse.de>
7011 * config/i386/sse.md (sse2_movsd): Add missing closing
7014 2005-08-27 Paul Brook <paul@codesourcery.com>
7016 * genrecog.c (enum decision_type): Add DT_num_insns.
7017 (struct decision_test): Add u.num_insns.
7018 (add_to_sequence): Add DT_num_insns test.
7019 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7020 (write_cond, debug_decision_2): Ditto.
7021 (change_state): Assume peep2_next_insn never fails.
7022 Remove "afterward" argument.
7023 (write afterward, write_tree): Update to match.
7024 * recog.c (peep2_current_count): New variable.
7025 (peep2_next_insn): Check it.
7026 (peephole2_optimize): Set peep2_current_count.
7027 * recog.h (peep2_current_count): Declare.
7029 2005-08-26 Josh Conner <jconner@apple.com>
7032 * ipa-pure-const.c (check_tree): Check for volatile-ness
7033 when considering a dereference.
7035 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7037 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7039 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7041 PR rtl-optimization/23561
7042 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7043 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7044 at most LEN bytes long memory fits into the field.
7045 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7046 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7047 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7049 2005-08-26 Richard Henderson <rth@redhat.com>
7052 * loop.c (biased_biv_may_wrap_p): New.
7053 (maybe_eliminate_biv_1): Use it to suppress non-equality
7054 comparison transformations. Delete disabled code.
7056 2005-08-26 Ian Lance Taylor <ian@airs.com>
7058 * combine.c (make_extraction): Avoid reference outside object.
7060 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7062 * stor-layout.c (finalize_type_size): Restore behaviour for
7063 non-aggregate types to the status quo ante of the patch for
7064 pr 23467. Document why it matters.
7066 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7069 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7070 array by one element, initialize the BT_LAST element with NULL.
7072 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7074 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7075 optimizing for size.
7077 (compare_plus_eqsi): Same.
7078 (plus_eqsi_compare): Same.
7079 (neg_eq0<mode>): Same.
7080 (neg_eq<mode>): Same.
7082 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7085 2005-08-26 Nick Clifton <nickc@redhat.com>
7087 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7088 TARGET_EP is not defined.
7089 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7090 TARGET_EP is enabled.
7091 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7092 * config/v850/v850.md (save_all_interrupt): Only use the EP
7093 register if TARGET_EP is defined.
7094 (restore_all_interrupt): Likewise.
7095 * config/v850/lib1funcs.asm: Update functions so that the EP
7096 register is only used if __EP__ is defined.
7098 2005-08-26 David Ung <davidu@mips.com>
7100 * config/mips/mips.c (mips_expand_prologue): Handle case when
7101 generating for MIPS16 and the outgoing argument area is more than
7102 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7105 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7107 * config/crx/crx.md: Make doloop_end pattern usage controllable
7108 via mloop-nesting=<max-nesting> command line switch. Make sure
7109 the combiner cannot use doloop_end_<mode> in an illegal way.
7110 * config/crx/crx.c: Use regs up to r6 for argument passing.
7111 Refine crx_address_cost (non cst4 displacements are expensive).
7112 * config/crx/crx.opt: Add switch for mloop-nesting=.
7114 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7116 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7117 (UNSPEC_MVST): New constant.
7119 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7121 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7122 Reject operands containing eliminable registers.
7123 * testsuite/gcc.dg/20050825-1.c: New testcase.
7125 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7126 Jan Hubicka <jh@suse.cz>
7128 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7130 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7132 PR tree-optimization/23546
7133 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7136 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7138 * params.def (PARAM_MIN_SPEC_PROB): New.
7139 * sched-rgn.c (MIN_PROBABILITY): Delete.
7140 (compute_trg_info): Convert to PARAM_VALUE.
7141 * doc/invoke.texi (param): Document min-spec-prob.
7143 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7145 * config/darwin.h: define __PIC__
7146 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7147 TARGET_OS_CPP_BUILTINS macro.
7149 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7151 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7154 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7156 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7158 * cfghooks.c (duplicate_block): Added position where to place
7159 new block as argument.
7160 * cfghooks.h (duplicate_block): Declaration changed.
7161 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7163 * cfglayout.h (copy_bbs): Declaration changed.
7164 * cfgloop.h (loop_version): Declaration changed.
7165 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7166 position to copy_bbs.
7167 (loop_version): Pass position to duplicate_loop_to_header_edge.
7168 Add place_after argument and position new blocks according to
7170 * modulo-sched.c (sms_schedule): Pass place_after argument
7172 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7173 * tree-cfg.c (split_edge_bb_loc): New function.
7174 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7175 to determine position of new blocks.
7176 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7178 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7179 argument to duplicate_block.
7180 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7181 Pass position to copy_bbs.
7183 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7185 * fold-const.c (ptr_difference_const): Use
7186 cst_and_fits_in_hwi instead of host_integerp.
7188 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7190 * config/darwin.c (gen_pic_offset): New.
7191 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7194 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7196 PR tree-optimization/23486
7197 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7199 2005-08-23 Phil Edwards <phil@codesourcery.com>
7201 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7202 remove use_collect2.
7203 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7205 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7206 configuration files to override the default value.
7208 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7209 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7210 * config/vx-common.h: New file, split out from...
7211 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7212 * config/vxworksae.h: New file, for VxWorks AE.
7213 * config/vxworks.opt: New file.
7214 * config/vxlib.c: Update for VxWorks 6.
7216 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7217 other MULTILIB_* variables appropriately.
7218 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7219 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7220 * config/rs6000/vxworks.h: Update for VxWorks 6.
7221 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7223 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7226 * config/darwin.c (machopic_select_section): Remove the hack to
7227 mark "::operator new" and "::operator delete" for coalescing
7228 even though they are not weak.
7230 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7232 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7233 * configure: Regenerate.
7235 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7238 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7240 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7241 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7244 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7246 * config/rs6000/predicates.md (equality_operator): New.
7247 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7248 comparison with a large constant.
7250 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7252 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7254 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7256 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7257 registers is even, and we have a hardware double precision fp,
7259 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7260 size of current argument when checking if argument was passed in
7263 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7266 * stor-layout.c (finalize_type_size): Dont override
7267 existing alignment with a smaller alignment from the mode.
7269 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7271 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7272 * lambda.h (lambda_vector_lexico_pos): ... here.
7273 * tree-data-ref.c (build_classic_dist_vector): Return false when
7274 the distance vector is lexicographically negative.
7276 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7278 PR tree-optimization/23511
7279 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7280 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7282 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7284 PR tree-optimization/22043
7285 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7286 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7287 If ALLOW_FLEXARR, handle types ending with flexible array member.
7288 Pass false as second argument to recursive count_type_elements calls.
7289 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7290 argument to count_type_elements call.
7291 * tree-sra.c (decide_block_copy): Likewise.
7292 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7293 for a constant-sized object, set cleared as well. Pass true as
7294 second argument to count_type_elements call.
7296 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7299 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7300 from legitimate_small_data_p, and make global. Update use.
7301 Remove forward declaration.
7302 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7304 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7306 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7308 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7309 of scratch intermediates.
7310 (eq<mode>_compare): Same.
7311 (neg_eq0<mode>): New.
7312 (neg_eq<mode>): Convert to define_insn_and_split.
7314 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7317 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7318 stdarg functions, set/clear the fp marker even when no variable
7320 * config/rs6000/sysv4.opt (mprototype): Describe.
7322 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7324 PR rtl-optimization/23478
7325 * regs.h (reg_info): Add throw_calls_crossed.
7326 (REG_N_THROWING_CALLS_CROSSED): Define.
7327 * flow.c (allocate_reg_life_data): Initialize
7328 REG_N_THROWING_CALLS_CROSSED.
7329 (propagate_one_insn, attempt_auto_inc): Update
7330 REG_N_THROWING_CALLS_CROSSED.
7331 * global.c (global_alloc): Don't allocate pseudos across
7332 calls that may throw.
7334 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7337 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7338 value is inbetween the range if we did not find an exact match.
7340 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7342 * doc/invoke.texi (Option Summary): Add ms1 options.
7343 * doc/extend.texi: Document interrupt handler attribute for ms1.
7344 * doc/md.texi: Document ms1 constraints.
7345 * config.gcc: Add ms1-*-elf.
7346 * config/ms1/ms1.h: New.
7347 * config/ms1/ms1.c: New.
7348 * config/ms1/ms1.md: New.
7349 * config/ms1/ms1-protos.h: New.
7350 * config/ms1/ABI.txt: New.
7351 * config/ms1/crti.asm: New.
7352 * config/ms1/crtn.asm: New.
7353 * config/ms1/lib2extra-funcs.c: New.
7354 * config/ms1/t-ms1: New.
7355 * config/ms1/ms1.opt: New.
7357 2005-08-22 Ira Rosen <irar@il.ibm.com>
7359 * config/rs6000/altivec.md (xorv4sf3): New.
7360 (negv4sf2, neg<mode>2): Likewise.
7362 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7365 * config/ia64/ia64.md (divsi3): Check divide by zero.
7366 (udivsi3): Likewise.
7368 (udivdi3): Likewise.
7370 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7372 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7373 up to elem_bitsize bits, not max_bitsize.
7375 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7377 PR tree-optimization/23433
7378 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7379 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7381 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7383 PR tree-optimization/23434
7384 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7385 the iteration bound is not an INTEGER_CST.
7387 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7389 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7390 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7391 NULL if need_epilog_adjust is false.
7392 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7393 Case 3 always peels first itration, not just for PLUS case, and no need
7394 to use scalar_initial_def here. Create an epilog adjustment only if
7395 scalar_initial_def is not NULL.
7397 (vectorizable_reduction): Remove assert.
7399 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7402 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7403 (__moddi3): Likewise.
7404 (__udivdi3): Likewise.
7405 (__umoddi3): Likewise.
7406 (__divsi3): Likewise.
7407 (__modsi3): Likewise.
7408 (__udivsi3): Likewise.
7409 (__umodsi3): Likewise.
7411 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7413 * tree-pass.h (TDF_GRAPH): Define.
7414 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7415 * passes.c (finish_optimization_passes): Only call
7416 finish_graph_dump_file if TDF_GRAPH is set.
7417 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7418 NULL. Set TDF_GRAPH bit.
7419 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7421 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7423 * arm.h (arm_stack_offsets): Add locals_base field.
7424 * arm.c (arm_get_frame_offsets): Compute it.
7425 (thumb_compute_initial_elimination offset): Make the Thumb frame
7426 pointer point to the base of the local variables.
7427 (thumb_expand_prologue): Update accordingly.
7428 (thumb_expand_epilogue): Likewise.
7430 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7431 mode of clobbered scratch to DImode. Handle a case that's known to
7434 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7436 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7437 (gt0<mode>_compare): Delete.
7438 (neg_gt0<mode>): Delete.
7440 2005-08-19 Eric Christopher <echristo@apple.com>
7442 * optabs.h: Change CTI_ to COI_.
7445 2005-08-19 James E Wilson <wilson@specifix.com>
7447 * builtins.c (expand_builtin_return_addr): Set
7448 current_function_accesses_prior_frames when count != 0. Use
7449 frame_pointer_rtx when count == 0.
7450 * function.h (struct function): Add accesses_prior_frames field.
7451 (current_function_accesses_prior_frames): Define.
7452 * reload1.c (init_elim_table): Check
7453 current_function_accesses_prior_frames.
7454 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7456 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7458 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7459 indicator. Return true if the flowgraph changed during
7462 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7465 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7466 conditional expression before testing its value.
7468 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7470 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7472 2005-08-19 Devang Patel <dpatel@apple.com>
7474 PR tree-optimization/23048
7475 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7476 third parameter. Check whether latch is dominated by exit
7478 (if_convertible_loop_p): Supply exit block itself to
7479 if_convertible_bb_p.
7481 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7484 * arm.md (arm_load_pic_register): Change argument to the mask of
7485 saved registers. Call thumb_find_work_register if we need a
7486 scratch register on Thumb.
7487 (arm_expand_prologue): Pass empty register set to
7488 arm_load_pic_register.
7489 (thumb_expand_prologue): Pass live_regs_mask directly to
7490 arm_load_pic_register.
7491 * arm-protos.h (arm_load_pic_register): Update prototype.
7493 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7495 * sh.c (find_sole_member): New function.
7496 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7497 if the record's alignment is larger than the size of its only member.
7499 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7502 * arm.c (thumb_legitimize_reload_address): New function.
7503 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7504 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7506 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7508 * config/crx/crx.c: Implement crx_decompose_address. Reject
7509 symbolic displacements since CRX register relative adressing
7510 mode can't handle unsigned 32-bit values as displacements.
7511 * config/crx/crx.h: Simplify definitions, remove redundant
7512 parenthesis and obsolete macros.
7513 * config/crx/crx.opt: Add new switch for debugging addresses.
7514 * config/crx/crx-protos.h: Add new declarations for above.
7516 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7519 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7522 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7524 * collect2.c (dup2): Delete.
7525 * configure.ac: Don't check for dup2.
7527 * config.in, configure: Regenerate.
7529 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7531 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7532 record with the type of its only member.
7534 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7536 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7537 define_insn_and_split.
7538 (plus_ltu<mode>_compare): Same.
7539 (gtu<mode>_compare): Same.
7540 (plus_gtu<mode>_compare): Same.
7542 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7544 PR tree-optimization/22228
7545 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7547 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7548 are recorded in vect_vnames_to_rename for renaming.
7549 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7550 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7551 in vect_vnames_to_rename.
7552 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7553 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7555 2005-08-18 Jan Hubicka <jh@suse.cz>
7558 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7559 info only for local statics, not for member variables.
7561 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7563 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7565 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7567 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7569 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7572 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7574 2005-08-17 James E Wilson <wilson@specifix.com>
7576 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7579 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7581 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7582 (leu<mode>_compare): Same.
7583 (plus_leu<mode>): Same.
7584 (neg_leu<mode>): Same.
7585 (and_neg_leu<mode): Same.
7586 (ltu<mode>_compare): Same.
7587 (plus_ltu<mode>): Same.
7589 (geu<mode>_compare): Same.
7590 (plus_geu<mode>): Same.
7591 (neg_geu<mode>): Same.
7592 (and_neg_geu<mode>): Same.
7593 (plus_gt<mode>): Same.
7594 (gtu<mode>_compare): Same.
7595 (plus_gtu<mode>): Same.
7597 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7599 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7600 Move call_table_data to end. Delete spurious .text.
7601 (callt_save_all_interrupt): Fix comment typo.
7603 2005-08-17 James E Wilson <wilson@specifix.com>
7604 Kevin Winchester <winchester@amirix.com>
7607 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7609 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7612 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7613 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7615 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7617 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7618 record with the type of its only member if the modes don't match.
7620 * varasm.c (decode_reg_name): Skip empty additional register names.
7622 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7624 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7625 lsm_tmp_name_length): New.
7626 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7627 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7629 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7630 Andreas Krebbel <krebbel1@de.ibm.com>
7632 * config.gcc: Added z9-109 switch.
7633 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7634 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7635 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7636 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7637 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7638 for "z9_109" cpu attribute.
7639 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7640 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7641 (s390_handle_arch_option): Added z9-109 switch.
7642 (override_options): Set respective cost function for z9-109.
7643 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7644 (legitimate_reload_constant_p): Accept extended immediates.
7645 (print_operand): Three new output modifiers added: k, m and o.
7646 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7647 (s390_output_mi_thunk): Use extended immediate when possible.
7648 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7649 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7650 (CONSTRAINT_LEN): Added length of O constraint.
7651 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7652 * config/s390/s390.md ("cpu"): New value z9_109 added.
7653 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7654 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7655 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7656 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7657 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7658 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7659 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7660 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7661 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7662 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7663 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7664 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7665 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7666 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7667 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7669 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7670 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7671 insns for TARGET_EXTIMM.
7673 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7675 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7677 2005-08-17 Nick Clifton <nickc@redhat.com>
7679 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7680 Call default_encode_section_info.
7682 2005-08-17 Steven Bosscher <stevenb@suse.de>
7684 PR tree-optimization/21574
7685 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7686 constant, return CONSTANT.
7687 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7688 (ccp_fold, visit_assignment): Likewise.
7689 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7691 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7693 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7694 fold_buildN instead of buildN then fold_initializer or fold.
7695 (build_unary_op): Likewise.
7696 (build_binary_op): Likewise.
7697 * fold-const.c (fold_initializer): Remove.
7698 (fold_build1_initializer): New function.
7699 (fold_build2_initializer): New function.
7700 (fold_build3_initializer): New function.
7701 * tree.h (fold_initializer): Remove.
7702 (fold_build1_initializer): New function.
7703 (fold_build2_initializer): New function.
7704 (fold_build3_initializer): New function.
7706 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7708 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7709 (try_move_mult_to_index): Call fold_build2 instead of build2.
7710 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7711 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7712 fold_binary_to_constant.
7713 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7715 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7716 check if A == gcd (A, B). Remove TYPE argument.
7717 (analyze_offset) Use fold_build2 instead of fold (build.
7718 (create_data_ref): Likewise.
7719 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7720 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7723 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7725 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7726 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7728 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7731 * gimplify.c (zero_sized_type): New function.
7732 (gimplify_modify_expr_rhs): If we have a zero sized type,
7733 replace the statement with an empty statement.
7735 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7737 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7740 2005-08-16 Ian Lance Taylor <ian@airs.com>
7742 * doc/tm.texi (Label Output): Correct typo.
7744 2005-08-16 Steven Bosscher <stevenb@suse.de>
7747 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7748 force_operand will work later on using have_insn_for.
7750 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7752 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7754 2005-08-16 Ian Lance Taylor <ian@airs.com>
7757 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7758 vector type, don't try to construct it element by element. Add an
7759 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7761 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7763 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7765 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7767 * doc/invoke.texi (Precompiled Headers): Document some more options
7768 which are known to be safe.
7770 2005-08-16 James E Wilson <wilson@specifix.com>
7772 PR tree-optimization/21105
7773 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7774 TREE_OVERFLOW check.
7776 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7778 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7779 (neg_ltu<mode>): Same.
7781 (neg_gtu<mode>): Same.
7783 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7785 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7786 (fold_builtin_isdigit): Use fold_buildN.
7787 (build_function_call_expr): Likewise.
7788 * c-typeck.c (c_finish_loop): Likewise.
7790 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7791 Richard Shann <rshann@superh.com>
7793 PR middle-end/20396:
7794 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7796 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7798 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7800 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7803 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7804 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7807 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7810 * fold-const.c (build_range_check): Disable optimization for function
7811 pointer expressions on targets that require function pointer
7814 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7816 * simplify-rtx.c (simplify_const_relational_operation): When
7817 extracting arguments of a COMPARE, recompute the mode as well.
7819 2005-08-15 Ian Lance Taylor <ian@airs.com>
7821 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7823 2005-08-15 DJ Delorie <dj@redhat.com>
7825 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7827 (movsi_splittable): Allow, but split, moves to the stack.
7828 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7831 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7833 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7834 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7835 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7837 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7838 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7839 Delete HOST_PTR_PRINTF.
7841 * configure, config.in: Regenerate.
7843 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7845 * config/rs6000/rs6000.md (QHSI): New mode macro.
7846 (wd): Extend mode attr for QImode and HImode
7847 (dbits): New mode attr.
7848 (zero_extend<mode>di2): Convert to mode macro.
7850 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7853 * doc/invoke.texi (-mgnu-ld): Update description.
7856 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7859 * Makefile.in (tree-chrec.o): Depends on real.h.
7860 * tree-chrec.c: Include real.h.
7861 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7862 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7863 * tree-scalar-evolution.c (add_to_evolution_1,
7864 interpret_rhs_modify_expr): Ditto.
7866 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7869 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7870 step is negative compute the estimation from init downwards to zero.
7872 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7874 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7876 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7878 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7880 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7881 Accept double-word constants that can be split.
7882 * config/s390/s390.md ("movti"): Use 'P' constraint.
7883 ("*movdi_31", "*movdf_31"): Likewise.
7885 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7887 Fix PR tree-optimization/22615
7889 * tree-ssa-structalias.c (solution_set_add): Handle
7890 first_vi_for_offset returning NULL.
7891 (do_da_constraint): Ditto.
7892 (do_sd_constraint): Ditto.
7893 (do_ds_constraint): Ditto
7894 (find_func_aliases): Ditto.
7895 (build_constraint_graph): RHS is allowed be ANYTHING.
7896 (first_vi_for_offset): Return NULL if we couldn't find anything at
7899 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7901 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7902 over memory as first operand.
7904 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7907 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7908 available for setting it.
7910 2005-08-14 Ira Rosen <irar@il.ibm.com>
7912 PR tree-optimization/23320
7913 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7914 data-refs' types instead of base object nullness. Add check for
7915 pointer type data-refs before first location comparison. Remove
7918 2005-08-14 Andreas Schwab <schwab@suse.de>
7920 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7922 2005-08-13 James E Wilson <wilson@specifix.com>
7924 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7925 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7926 -fstack-protector-all, --param ssp-buffer-size): Document.
7927 (-Wvariadic-macros): Alphabetize.
7928 (-fsched-stalled-insns-dep): Add missing 'f'.
7930 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7933 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7935 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7936 or indirect address operand.
7937 (EXTRA_ADDRESS_CONSTRAINT): New.
7938 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7940 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7942 PR tree-optimization/22236
7943 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7944 successors and predecessors.
7945 * tree-chrec.c (chrec_convert): Before converting, check that
7946 sequences don't wrap.
7947 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7948 (analyze_array): Extern.
7949 (find_data_references_in_loop): Remove call to
7950 compute_estimated_nb_iterations.
7951 * tree-data-ref.h (analyze_array): Declared.
7952 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7953 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7954 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7955 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7957 * tree-ssa-loop-ivcanon.c: Fix documentation.
7958 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7959 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7960 (infer_loop_bounds_from_undefined): New.
7961 (estimate_numbers_of_iterations_loop): Use
7962 infer_loop_bounds_from_undefined.
7963 (used_in_pointer_arithmetic_p): New.
7964 (scev_probably_wraps_p): Pass an extra parameter. Call
7965 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7966 (convert_step): Fix documentation.
7967 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7968 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7969 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7970 scev_probably_wraps_p.
7972 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7974 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7975 (s390_register_info): Ignore clobbered_regs information for fixed
7976 registers, and only fixed registers.
7977 (s390_init_frame_layout): Remove redundant call.
7979 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7981 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7982 description of -Wold-style-casts.
7984 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7985 Jakub Jelinek <jakub@redhat.com>
7987 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7988 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7989 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7990 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7991 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7992 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7993 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7994 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7995 ("stack_protect_set", "stack_protect_test"): New expanders.
7996 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7997 "stack_protect_testdi"): New insn definitions.
7999 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8001 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8003 2005-08-12 Paul Brook <paul@codesourcery.com>
8005 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8007 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8009 * config/s390/predicates.md (setmem_operand): New predicate.
8010 (shift_count_operand): Accept ANDs with special constants as
8012 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8013 with special constants.
8014 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8015 shift_count_operand with setmem_operand.
8017 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8019 * config/s390/s390.c (s390_extract_part, s390_single_part):
8021 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8022 (s390_output_mi_thunk): Don't use lg on 31 bit.
8023 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8024 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8026 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8028 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8029 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8030 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8031 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8032 with one of the new macros.
8034 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8036 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8037 Don't set save_return_addr_p.
8038 (s390_register_info): Make clobbered_regs not depending on
8041 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8043 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8044 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8046 2005-08-11 James E. Wilson <wilson@specifix.com>
8048 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8050 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8052 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8053 locations gathered by var-tracking in single entry loc_list
8054 over loc_descriptor_from_tree.
8056 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8057 pass it down to loc_descriptor.
8058 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8059 (containing_function_has_frame_base): Move earlier in the file.
8060 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8061 instead of always assuming fbreg can't be used.
8063 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8065 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8066 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8067 Accept address wrapped in AND for Altivec.
8068 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8069 Strip AND wrapping offset address for Altivec.
8071 2005-08-11 Richard Henderson <rth@redhat.com>
8074 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8075 before using TYPE_IS_SIZETYPE.
8077 2005-08-11 Richard Henderson <rth@redhat.com>
8080 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8081 insn types not present on ev4.
8082 (alphaev5_insn_pipe): Similarly.
8084 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8087 * arm.c (arm_override_options): If the user has selected callee-super-
8088 interworking, then enable normal interworking.
8090 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8092 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8095 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8097 * doc/rtl.texi: Fix two typos.
8099 2005-08-11 Richard Guenther <rguenther@suse.de>
8102 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8103 cases where we call to/from functions returning void.
8105 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8108 * tree.c (build_pointer_type_for_mode): Robustify.
8110 2005-08-10 James E Wilson <wilson@specifix.com>
8112 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8113 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8115 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8118 2005-08-10 Eric Christopher <echristo@apple.com>
8120 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8121 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8124 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8127 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8128 for the high part when generating dynamic-no-pic code.
8130 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8132 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8133 (x86_64-*-linux*): Likewise.
8135 * config/i386/crtfastmath.c: New file.
8136 * config/i386/t-crtfm: Likewise.
8138 * config/i386/linux.h (ENDFILE_SPEC): New.
8139 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8141 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8144 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8146 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8147 (vec_shl, vec_shr): Document new operations.
8148 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8150 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8152 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8153 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8154 change predicate to indexed_or_indirect_address.
8156 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8158 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8159 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8160 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8161 and __aeabi_uwrite8.
8162 * config/arm/unaligned-funcs.c: New file.
8163 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8165 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8167 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8169 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8170 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8172 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8173 * final.c (pass_shorten_branches): Add dump.
8174 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8175 (pass_life): Rename dump.
8176 (rest_of_handle_flow2): Remove initial verify_flow_info.
8177 * function.c (pass_instantiate_virtual_regs): Add dump.
8178 * integrate.c (pass_initial_value_sets): Add dump.
8179 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8180 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8181 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8182 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8183 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8184 gate_rtl_unrool_and_peel_loops): New.
8185 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8186 rtl_doloop): Do not look at flags.
8187 * mode-switching.c (pass_mode_switching): Add dump.
8188 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8189 pass_split_before_regstack): Add dump.
8190 * regmove.c (pass_stack_adjustments): Add dump.
8191 * tree-optimize.c (pass_fixup_cfg): Add dump.
8193 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8196 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8197 deciding which instruction sequence to use.
8199 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8201 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8202 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8204 2005-08-09 Richard Guenther <rguenther@suse.de>
8206 * c-common.c (builtin_function_2): Remove.
8207 (def_builtin_1): New function.
8208 (c_common_nodes_and_builtins): Use def_builtin_1 to
8209 build builtin functions.
8211 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8213 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8214 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8215 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8218 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8220 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8221 fold_binary instead of fold_build2 since we don't care about the
8223 (loop_niter_by_eval): Likewise.
8224 (compare_trees): Likewise.
8225 (proved_non_wrapping_p): Likewise.
8227 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8231 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8232 if the if is really empty.
8234 2005-08-09 Steven Bosscher <stevenb@suse.de>
8236 PR tree-optimization/23234
8237 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8238 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8239 argument of the new enum.
8240 (execute_cse_reciprocals): Add reciprocals for function arguments
8241 on the unique successor edge of the entry block. Update other calls
8242 to execute_cse_reciprocals_1.
8244 2005-08-08 Richard Henderson <rth@redhat.com>
8247 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8249 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8251 * expr.c (write_complex_part): Return after handling MEM.
8253 2005-08-08 Josh Conner <jconner@apple.com>
8255 PR rtl-optimization/23241
8256 * combine.c (simplify_comparison): Fix error in determining
8257 whether to lift a subreg from comparison.
8259 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8262 * config/rs6000/altivec.md (vec_init<mode>): New.
8263 (vec_set<mode>): New.
8264 (vec_extract<mode>): New.
8265 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8266 (rs6000_expand_vector_set): New.
8267 (rs6000_expand_vector_extract): New.
8268 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8269 for Altivec modes before reload.
8270 (altivec_expand_vec_init_builtin): New.
8271 (get_element_number): New.
8272 (altivec_expand_vec_set_builtin): New.
8273 (altivec_expand_vec_ext_builtin): New.
8274 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8276 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8278 * config/rs6000/rs6000.h (rs6000_builtins): Add
8279 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8280 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8281 * config/rs6000/rs6000-protos.h: Declare new functions.
8283 2005-08-08 Jan Hubicka <jh@suse.cz>
8285 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8286 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8287 * i386.md (movdi*): Use pic_32bit_operand.
8288 * predicates.md (pic_32bit_operand): New.
8290 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8293 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8295 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8297 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8298 (test_for_singularity): Use fold_build2.
8300 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8302 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8304 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8306 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8307 (COMMON_ASM_OP) Define.
8308 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8309 (ix86_encode_section_info): Likewise.
8310 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8311 SUBTARGET_ENCODE_SECTION_INFO.
8313 2005-08-06 Richard Henderson <rth@redhat.com>
8316 * tree-nested.c (convert_local_reference): Save and restore val_only
8317 around component_ref and friends. Clear walk_subtrees by default.
8319 2005-08-06 Peter O'Gorman <peter@pogma.com>
8322 * gcc.c (process_command): Check the argument to -b has a dash.
8323 * doc/invoke.texi: Update -b and -V docs.
8325 2005-08-06 James E Wilson <wilson@specifix.com>
8327 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8329 2005-08-06 Michael Matz <matz@suse.de>
8331 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8332 member only if only one insn is associated with the value.
8334 2005-08-06 Nick Clifton <nickc@redhat.com>
8336 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8338 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8339 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8340 Check symbol flags instead of symbol name mangling.
8341 (xstormy16_asm_output_aligned_common): Likewise. Also
8342 simplify code since the bss100_section cass is the only case
8343 where the below100 code will be triggered.
8344 (xstormy16_encode_section_info): Encode below100 attribute
8345 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8347 (xstormy16_strip_name_encoding): Delete - this function is no
8349 (TARGET_STRIP_NAME_ENCODING): Undefine.
8350 * config/stormy16/stormy16-protos.h: Delete prototype for
8351 xstormy16_strip_name_encoding.
8353 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8355 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8356 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8357 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8358 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8359 config/alpha/predicates.md, config/arc/arc.h,
8360 config/arm/arm.h, config/arm/ieee754-df.S,
8361 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8362 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8363 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8364 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8365 config/m68hc11/m68hc11.h, config/mips/mips.c,
8366 config/mips/mips.h, config/mips/openbsd.h,
8367 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8368 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8369 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8370 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8371 config/sparc/linux.h, config/sparc/linux64.h,
8372 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8373 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8374 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8375 typos. Follow spelling conventions.
8377 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8380 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8381 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8382 specially. Check for side effects only for COND_EXPR.
8383 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8384 return with TREE_NO_WARNING.
8386 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8388 PR rtl-optimization/23233
8389 * loop.c (combine_movables): Require the modes to be the same.
8390 (move_movables): Remove handling of cases where the replacement
8391 had a different mode to the original.
8393 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8395 PR tree-optimization/23128
8396 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8397 subtraction wrap, and set TREE_OVERFLOW if they do.
8399 2005-08-05 Richard Henderson <rth@redhat.com>
8402 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8403 FORCED_LABEL labels.
8405 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8408 * reload.c (find_reloads_subreg_address): Pass down TYPE
8409 unchanged. Change all callers except find_reloads_toplev.
8411 2005-08-05 Michael Matz <matz@suse.de>
8413 * genattrtab.c (current_alternative_string): Remove.
8414 (SIMPLIFY_ALTERNATIVE): Ditto.
8415 (attr_alt_bit_p): Ditto.
8416 (alternative_name): Make const char *.
8417 (evaluate_eq_attr): Remove use of above things.
8418 (simplify_test_exp): Ditto.
8419 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8420 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8422 2005-08-04 James E Wilson <wilson@specifix.com>
8424 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8425 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8426 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8427 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8428 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8430 2005-08-04 Richard Henderson <rth@redhat.com>
8433 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8434 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8435 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8436 if we'd have to instantiate too many members.
8438 2005-08-04 Richard Henderson <rth@redhat.com>
8441 * tree-outof-ssa.c (coalesce_asm_operands): New.
8442 (coalesce_ssa_name): Use it. Split out ...
8443 (coalesce_phi_operands, coalesce_result_decls): ... these.
8445 2005-08-04 Paul Brook <paul@codesourcery.com>
8447 * read-rtl.c (read_quoted_string): Break if EOF.
8449 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8451 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8452 (fold_build2): Likewise.
8453 (fold_build3): Likewise.
8454 (fold_build1_stat): New function prototype.
8455 (fold_build2_stat): Likewise.
8456 (fold_build3_stat): Likewise.
8457 * fold-const.c (fold_build1): Rename to ..
8458 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8459 through to build1_stat.
8460 (fold_build2): Rename to ..
8461 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8462 through to build2_stat.
8463 (fold_build3): Rename to ..
8464 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8465 through to build3_stat.
8467 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8468 Ian Lance Taylor <ian@airs.com>
8470 * function.c (assign_stack_local_1): Do not correct stack slot
8471 address if allocation size is smaller than mode size.
8473 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8476 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8477 (tree_merge_blocks): Propagate anything allowed by
8479 Clarify documentation.
8480 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8481 SSA form, schedule an update if necessary.
8483 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8485 * doc/install.texi (Binaries): Remove broken link to
8486 Sinix/Reliant Unix binaries.
8488 2005-08-03 Richard Henderson <rth@redhat.com>
8491 * function.c (stack_protect_epilogue): Export.
8492 * tree.h (stack_protect_epilogue): Declare.
8493 * calls.c (expand_call): Call it.
8495 2005-08-03 Eric Christopher <echristo@apple.com>
8497 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8498 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8501 2005-08-04 Jan Hubicka <jh@suse.cz>
8503 * profile.c (branch_prob): Split edges with goto locus on them
8504 to get proper line counts.
8505 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8507 2005-08-03 Paul Brook <paul@codesourcery.com>
8509 * function.c (assign_parms): Round current_function_args_size
8510 to PARM_BOUNDARY, not STACK_BOUNDARY.
8512 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8514 * config/i386/i386.c (x86_elf_aligned_common)
8515 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8517 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8519 PR tree-optimization/23157
8520 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8521 before emitting them.
8523 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8525 PR tree-optimization/19899
8526 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8527 * tree-scalar-evolution.c: Include real.h.
8528 (add_to_evolution): Build constant -1 of correct type.
8530 2005-08-03 Jan Hubicka <jh@suse.cz>
8532 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8533 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8534 profile updating for complette unrolling.
8535 * loop-unroll.c (peel_loop_completely): Use it.
8536 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8537 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8540 2005-08-03 Paul Brook <paul@codesourcery.com>
8542 * combine.c (can_change_dest_mode): New function.
8543 (try_combine, simplify_set): Use it.
8545 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8547 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8550 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8552 * doc/install.texi (Specific): Adjust link to openavr.org.
8553 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8554 (Binaries): Adjust HP-UX Porting Center link.
8555 (Binaries): Adjust Free Software Foundation ordering link.
8557 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8559 * convert.c (convert_to_integer): Use fold_build1 instead of
8560 build1 when converting an integer to an integer.
8562 2005-08-02 Richard Henderson <rth@redhat.com>
8564 * combine.c (combine_instructions): Don't use reg_equal/equiv
8565 results if the mode doesn't match.
8567 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8569 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8570 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8572 2005-08-02 Richard Henderson <rth@redhat.com>
8575 * explow.c (memory_address): Remove special-case for
8576 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8578 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8581 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8582 number of calls to cleanup_tree_cfg_1.
8584 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8586 * doc/invoke.texi: document file extensions .F90 and .F95
8588 2005-08-02 Richard Guenther <rguenther@suse.de>
8590 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8591 positive if its first argument is positive.
8593 2005-08-02 Richard Guenther <rguenther@suse.de>
8595 PR tree-optimization/23177
8596 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8599 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8601 PR tree-optimization/23129
8602 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8603 varying for divisions with anti-ranges.
8605 2005-08-02 Jan Hubicka <jh@suse.cz>
8607 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8608 * tree-ssa-threadupdate.c (thread_block): Add it here.
8610 2005-08-01 James E Wilson <wilson@specifix.com>
8612 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8613 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8614 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8616 * config/mips/predicates.md (const_call_insn_operand): Add check for
8617 SYMBOL_REF_LONG_CALL_P.
8618 * doc/extend.texi (long_call): Document the new attribute.
8620 2005-08-01 Ian Lance Taylor <ian@airs.com>
8621 Richard Henderson <rth@redhat.com>
8623 * Makefile.in (RTL_BASE_H): Add real.h.
8624 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8626 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8628 * rtl.c (rtl_check_failed_code_mode): New.
8629 * rtl.h (struct rtx_def): Add u.rv.
8630 (XCMWINT, XCNMPRV): New.
8631 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8632 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8634 2005-08-01 Richard Henderson <rth@redhat.com>
8636 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8637 with auto-inc codes.
8639 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8641 2005-08-01 Jan Hubicka <jh@suse.cz>
8643 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8644 * i386.c: Include dwarf2.h
8645 (asm_preferred_eh_data_format): New.
8646 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8648 2005-08-01 Ian Lance Taylor <ian@airs.com>
8650 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8651 randomize_va_space for virtual address randomization control.
8653 2005-08-01 Steven Bosscher <stevenb@suse.de>
8655 * common.opt (flag_ipa_cp): Put in right place to maintain
8658 2005-08-01 Jan Hubicka <jh@suse.cz>
8660 * profile.c (compute_value_histograms): Fix thinko.
8661 * value-prof.c: Include toplev.h
8662 (check_counter): New function.
8663 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8664 tree_mod_subtract_transform): Add sanity check.
8666 2005-08-01 Richard Guenther <rguenther@suse.de>
8668 PR tree-optimization/23133
8669 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8670 current functions parameter decls to find defs to cse
8673 2005-08-01 Richard Guenther <rguenther@suse.de>
8675 PR tree-optimization/23109
8676 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8677 If trapping math is in effect, use post-dominator information
8678 to check if we'd in any case reach a trapping point before
8679 doing the reciprocal insertion.
8680 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8681 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8682 expressions are invariant only if trapping math is not in effect.
8684 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8686 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8687 cgraph_function_versioning): New declarations.
8688 * cgraphunit.c: Add include to ipa-prop.h.
8689 (update_call_expr, cgraph_copy_node_for_versioning,
8690 cgraph_function_versioning): New functions.
8691 * integrate.c (copy_decl_for_inlining): Remove.
8692 * ipa-prop.h (ipa_replace_map): New struct.
8693 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8694 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8695 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8696 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8697 ipcp_iterate_stage, ipcp_method_scale_print,
8698 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8699 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8700 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8701 ipcp_update_bb_counts, ipcp_update_profiling,
8702 ipcp_update_edges_counts): New functions.
8703 (ipcp_method_cval_init): Remove restriction regarding local methods.
8704 (ipcp_init_stage): Add ipcp_method_compute_scale.
8705 (ipcp_insert_stage): Add versioning.
8706 (ipcp_structures_print): Add ipcp_method_scale_print.
8707 (ipcp_driver): Dump profiling info.
8708 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8709 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8710 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8711 (struct inline_data): Add versioning_p, ipa_info, new fields.
8712 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8713 declare_return_variable): Replace calls to copy_decl_for_inlining with
8715 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8717 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8718 Add argument VERSIONING.
8719 (copy_arguments_for_versioning, copy_static_chain,
8720 function_versionable_p, tree_versionable_function_p,
8721 tree_function_versioning, replace_ref_tree): New functions.
8722 * tree-inline.h: Include varray.h.
8723 (tree_versionable_function_p, tree_function_versioning,
8724 tree copy_decl_for_dup): New declarations.
8726 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8728 * ipa-cp.c: New file. Contains IPCP specific functionality.
8729 * ipa-prop.h: New file. Contains structures/definitions that can be
8730 used by several interprocedural data flow optimizations (and also IPCP).
8731 * ipa-prop.c: New file.
8732 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8733 * common.opt: Add ipa-cp flag.
8734 * timevar.def: Add IPCP optimization.
8735 * tree-optimize.c (init_tree_optimization_passes): Schedule
8737 * tree-pass.h (pass_ipa_cp): Declare.
8739 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8741 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8742 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8743 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8744 config/i386/i386.c, config/mips/mips.h,
8745 config/rs6000/rs6000.h, config/sh/sh.c,
8746 config/stormy16/stormy16.c: Fix comment typos.
8748 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8751 * c-typeck.c (build_binary_op): Use common_type wrapper on
8753 (common_type): Update comment.
8755 2005-07-31 Steven Bosscher <stevenb@suse.de>
8758 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8759 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8760 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8762 2005-07-31 Jan Hubicka <jh@suse.cz>
8764 * pretty-print.h (pp_widest_integer): New macro.
8765 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8768 2005-07-31 Jan Hubicka <jh@suse.cz>
8770 * output.h (enum section_category): Export from varasm.c
8771 (categorize_decl_for_section): Likewise.
8772 * varasm.c (enum section_category): Kill.
8773 (categorize_decl_for_section): Make global.
8774 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8776 * i386.c (ix86_section_threshold): New static variable.
8777 (ix86_in_large_data_p, ix86_encode_section_info,
8778 x86_64_elf_unique_section,
8779 x86_64_elf_select_section): New functions.
8780 (TARGET_ENCODE_SECTION_INFO): Define
8781 (override_options): Enable medium model for PIC.
8782 (ix86_expand_prologue): Expand gen_set_got_rex64.
8783 (legitimate_constant_p): Handle new UNSPECs.
8784 (legitimate_pic_address_disp_p): Likewise.
8785 (legitimize_pic_address): Lower MEDIUM model addressing.
8786 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8787 (enum cmodel): Add MEDIUM_PIC.
8788 (SYMBOL_REF_FAR_ADDR_P): New macro.
8789 (SYMBOL_FLAG_FAR_ADDR): New flag.
8790 * i386.md (movdi): Support medium model.
8791 (set_got_rex64): New pattern.
8792 * i386.opt (mlarge-data-threshold): New flag.
8793 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8794 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8795 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8796 TARGET_ASM_UNIQUE_SECTION): New.
8798 * invoke.texi (-mlarge_data_threshold): Document
8800 2005-07-31 Jan Hubicka <jh@suse.cz>
8802 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8803 (coalesce_vars): Likewise.
8804 * tree-ssa-live.c (coalesce_cost): New.
8805 (build_tree_conflict_graph): Use coalesce_cost.
8806 * tree-ssa-live.h (coalesce_cost): Declare.
8808 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8810 * arm.md (all peepholes for post-increment operations): Delete.
8811 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8812 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8813 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8814 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8815 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8817 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8819 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8822 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8825 * doc/invoke.texi: Document -rdynamic.
8827 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8830 * c-parser.c (c_parser_parms_list_declarator): Call
8831 mark_forward_parm_decls.
8832 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8833 decls with visibility structure.
8835 2005-07-30 Paul Brook <paul@codesourcery.com>
8837 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8839 2005-07-30 Paul Brook <paul@codesourcery.com>
8841 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8843 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8845 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8847 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8850 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8851 nested function declarators.
8852 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8853 (grokparms): Call warn_if_shadowing for parameters used within the
8855 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8856 not used within the parameter list.
8857 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8859 2005-07-30 Jan Hubicka <jh@suse.cz>
8861 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8862 * i386.c (ix86_fixup_binary_operands): Likewise.
8863 (ix86_expand_unary_operator): Likewise.
8864 (ix86_expand_fp_absneg_operator): Likewise.
8865 * optabs.c (expand_vec_cond_expr): Validate dest.
8867 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8870 * real.c (real_from_string): Also set last bit if there is a
8871 nonzero hex digit beyond GCC's internal precision after ".".
8873 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8875 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8876 define_constants. Change duplicate values to unassigned numbers.
8877 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8878 (*altivec_vspltsf): New.
8879 (altivec_vperm_v4sf): Delete.
8880 (altivec_vperm_<mode>): Use mode macro V.
8881 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8882 (altivec_predicate_v4sf): Delete.
8883 (altivec_predicate_<mode>): Use mode macro V.
8884 (*altivec_lvesfx): New.
8885 (*altivec_stvesfx): New.
8886 (vec_realign_load_v4sf): Delete.
8887 (vec_realign_load_<mode>): Use mode macro V.
8888 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8891 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8894 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8896 * configure: Regenerated.
8898 2005-07-29 Paul Brook <paul@codesourcery.com>
8900 * doc/install.texi: Add link to GFortran binaries wiki page.
8902 2005-07-29 David Ung <davidu@mips.com>
8904 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8905 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8906 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8907 * config/mips/mips.md (cpu): Add 5kf name.
8908 (includes): Includes 5k.md.
8909 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8910 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8913 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8916 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8917 (cleanup_tree_cfg): ... here.
8918 Call cleanup_tree_cfg_1 until there are no more cleanups to
8921 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8923 * tree-vrp.c (compare_range_with_value): Return true or false
8924 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8925 EQ_EXPR respectively.
8927 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8929 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8932 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8934 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8935 (tree_ssa_dominator_optimize): Increment it.
8936 (dump_dominator_optimization_stats): Print it.
8938 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8939 Steven Bosscher <stevenb@suse.de>
8941 PR rtl-optimization/23117
8942 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8943 when head == tail. Tidy comment.
8945 2005-07-28 Richard Henderson <rth@redhat.com>
8947 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8948 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8949 * jump.c (rtx_renumbered_equal_p): Likewise.
8950 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8951 CONST_INT and CONST_DOUBLE.
8952 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8953 * reload.c (operands_match_p): Special case CONST_INT and
8954 CONST_DOUBLE; check mode earlier.
8956 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8959 * c-typeck.c (convert_for_assignment): Do not check
8960 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8962 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8965 * c-typeck.c (composite_type): Prefer constant size arrays to
8968 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8971 * real.c (real_from_string): Set last bit if there is a nonzero
8972 hex digit beyond GCC's internal precision.
8974 2005-07-28 Richard Henderson <rth@redhat.com>
8977 * cfgcleanup.c (try_forward_edges): Watch out for end of
8980 2005-07-28 James E Wilson <wilson@specifixinc.com>
8983 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8985 2005-07-28 Jan Hubicka <jh@suse.cz>
8987 * Makefile.in (rtl-profile.o): Kill all traces of it.
8988 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8989 * coverage.h (rtl_coverage_counter_ref): Kill.
8990 * opts.c (flag_speculative_prefetching_set): Kill.
8991 (flag_loop_optimize_set): New.
8992 (common_handle_option): Disable loop optimizer when profiling;
8993 do not handle speculative prefetching.
8994 * passes.c (init_optimization_passes): Replace pass_profiling combo
8995 by branch_prob pass.
8996 * profile.c (compute_value_histograms): Update for simplified value
8998 (rtl_register_profile_hooks): Kill.
8999 (pass_profiling): Kill.
9000 (rest_of_handle_branch_prob): Do not profile.
9001 * toplev.c (process_options): Remove speculative prefetching.
9002 * toplev.h (flag_tree_based_profiling): Kill.
9003 * tree-profile.c (prepare_instrumented_value,
9004 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9005 tree_gen_one_value_profiler, do_tree_profiling): Update for
9006 simplified datastructures.
9007 * value-prof.c: Add comment that speculative prefetching was dropped;
9008 update rest of file for simplified datastructures.
9009 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9010 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9011 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9012 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9013 rtl_mod_subtract, gen_speculative_prefetch,
9014 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9015 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9016 (gate_handle_value_profile_transformations,
9017 rest_of_handle_value_profile_transformations,
9018 pass_value_profile_transformations): Kill.
9019 * value-prof.h (histogram_value_t): Remove IL based unions.
9020 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9021 rtl_profile_hooks): Remove hooks.
9023 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9025 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9026 (cgraph_clone_node): Likewise.
9027 * cgraph.h (cgraph_clone_edge): Update prototype.
9028 (cgraph_clone_node): Likewise.
9029 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9031 (lookup_recursive_calls): Consider profile.
9032 (cgraph_decide_recursive_inlining): Fix updating; use new
9033 probability argument; use profile.
9034 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9035 * tree-inline.c (copy_bb): Update clal of clone_edge.
9036 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9038 * invoke.texi (min-inline-recursive-probability): Document.
9040 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9042 * doc/install.texi (Configuration): Update Valgrind homepage.
9044 2005-07-28 Richard Henderson <rth@redhat.com>
9047 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9048 labels we want to delete.
9049 (cfg_layout_merge_blocks): Likewise.
9051 2005-07-28 Richard Henderson <rth@redhat.com>
9054 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9055 when expanding to nothing.
9057 2005-07-28 Josh Conner <jconner@apple.com>
9059 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9060 (cgraph_decide_inlining_of_small_functions): Likewise.
9062 2005-07-28 Josh Conner <jconner@apple.com>
9064 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9065 direction of badness if negative.
9066 (cgraph_default_inline_p): Add reason to parameters, and assign it
9068 (cgraph_decide_inlining_of_small_functions): New parameter in call
9069 to cgraph_default_inline_p.
9070 (cgraph_decide_inlining_incrementally): Likewise.
9071 * cgraphunit.c (decide_is_function_needed): Likewise.
9072 * cgraph.h (cgraph_default_inline_p): Likewise.
9074 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9076 * builtins.c: Fix comment typo(s).
9077 * genautomata.c: Likewise.
9078 * gimplify.c: Likewise.
9079 * tree-dfa.c: Likewise.
9080 * tree-flow-inline.h: Likewise.
9081 * tree-into-ssa.c: Likewise.
9082 * tree-ssa-alias.c: Likewise.
9083 * tree-ssa-ccp.c: Likewise.
9084 * tree-ssa-copy.c: Likewise.
9085 * tree-ssa-dce.c: Likewise.
9086 * tree-ssa-dom.c: Likewise.
9087 * tree-ssa-operands.c: Likewise.
9088 * tree-tailcall.c: Likewise.
9089 * tree-vectorizer.c: Likewise.
9090 * tree-vrp.c: Likewise.
9093 2005-07-28 Jeff Law <law@redhat.com>
9095 * tree-vrp.c (test_for_singularity): Extracted from ...
9096 (simplify_cond_using_ranges): Attempt to simplify a relational
9097 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9099 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9101 PR tree-optimization/22506
9102 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9103 phis whose argument is constant.
9105 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9107 PR rtl-optimization/18992
9108 Back out this patch:
9109 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9110 PR optimization/12142
9111 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9112 uses of the register in the SET_SRC. Remove unnecessary argument.
9114 Replace it with this:
9115 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9116 if flag_non_call_exceptions is set and the insn may trap, pass
9117 pc_rtx as dest for recursion.
9118 In SET_SRC part of SET case, if dest is already set, pass it down
9121 2005-07-28 Jan Hubicka <jh@suse.cz>
9123 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9124 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9125 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9127 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9128 profile when available.
9130 2005-07-28 Jan Beulich <jbeulich@novell.com>
9132 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9133 (ia64_print_operand): Describe and handle 'X'.
9134 (ia64_register_move_cost): Also handle FP_REGS.
9135 (ia64_preferred_reload_class): Likewise.
9136 (ia64_secondary_reload_class): Likewise.
9137 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9138 it. Also check for ITANIUM_CLASS_FLDP.
9139 * config/ia64/ia64.h (FP_REGNO_P): New.
9140 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9141 (reg_class): Add FP_REGS.
9142 (REG_CLASS_NAMES): Adjust for it.
9143 (REG_CLASS_CONTENTS): Likewise.
9144 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9145 (REG_CLASS_FROM_LETTER): Handle 'x'.
9146 (CLASS_MAX_NREGS): Handle FP_REGS.
9147 (MEMORY_MOVE_COST): Likewise.
9148 * config/ia64/ia64.md (itanium_class): Add fldp.
9149 (type): Handle fldp.
9150 (movti_internal): More allowable operand combinations. Use ldfp8 when
9151 splitting unnecessary. Remove predicable attribute. Adjust
9152 itanium_class attribute.
9153 (smuldi3_highpart): Remove outdated comment.
9154 (mulditi3, umulditi3, rotlti3): New expanders.
9155 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9156 (absti2): Disabled new insn for future reference.
9157 Respective new splitters.
9158 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9159 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9160 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9162 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9164 PR rtl-optimization/23047
9165 * simplify-rtx.c (simplify_const_relational_operation): Respect
9166 flag_wrapv for comparisons with ABS.
9168 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9170 PR tree-optimization/22493
9171 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9172 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9174 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9176 * config/frv/frv.opt (moptimize-membar): New.
9178 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9180 * config/frv/frv.h: Remove machine_function definition.
9182 * config/frv/frv.c (struct frv_io): New.
9183 (struct machine_function): Moved from frv.h. Add has_membar_p.
9184 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9185 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9186 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9187 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9188 (frv_reorg): Call frv_optimize_membar when appropriate.
9189 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9190 (frv_expand_builtin): Adjust calls accordingly.
9191 (frv_io_address_cookie): New function.
9192 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9193 load or store rather than a special insn. Add ccnstant address and
9194 io-type operands to the membar.
9195 (frv_ifcvt_modify_tests): Unsign regno.
9196 (frv_ifcvt_modify_tests): Same.
9198 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9199 UNSPEC_OPTIONAL_MEMBAR constant.
9200 (builtin_read_<mode>): Delete.
9201 (builtin_write_<mode>): Delete.
9202 ("optional_membar_<mode>"): Add operand.
9204 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9205 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9206 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9207 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9208 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9209 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9210 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9211 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9212 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9214 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9216 * df.c (df_uses_record): Handle SCRATCH.
9218 2005-07-28 Steven Bosscher <stevenb@suse.de>
9221 * passes.c (rest_of_decl_compilation): If decl is a type and
9222 we have encountered errors, don't emit debug information.
9224 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9226 * params.def: Fixed comment.
9228 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9231 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9232 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9233 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9235 2005-07-27 Steven Bosscher <stevenb@suse.de>
9238 * varasm.c (assemble_start_function): Don't do anything that may
9239 require a CFG if the current function is a thunk.
9241 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9243 * doc/install.texi (Prerequisites): Mention that perl is needed
9244 to do export control in libstdc++ targetting Darwin.
9246 2005-07-27 Steven Bosscher <stevenb@suse.de>
9248 PR rtl-optimization/17808
9249 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9250 (sched_insns_conditions_mutex_p): Split out from...
9251 (add_dependence): ...here. But don't call it from here.
9252 (add_dependence_list): Check sched_insns_conditions_mutex_p
9253 before calling add_dependence.
9254 (add_dependence_list_and_free): Likewise.
9255 (fixup_sched_groups): Likewise.
9256 (sched_analyze_1): Likewise.
9257 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9258 (sched_analyze): Likewise.
9259 (sched_analyze_insn): Likewise.
9260 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9261 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9262 dependencies on all COND_EXEC insns to jumps ending basic blocks
9263 when doing intrablock scheduling.
9264 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9266 2005-07-27 Jeff Law <law@redhat.com>
9268 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9269 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9270 equivalency sets, correctly handle the case were vr0 has an
9271 equivalency set, but vr1 does not.
9273 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9275 PR tree-optimization/23073
9276 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9277 vect_print_dump_info before fprintf.
9279 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9281 PR tree-optimize/22348
9282 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9283 Fold the partial computation.
9285 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9287 PR tree-optimization/22325
9288 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9290 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9292 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9293 (force_var_cost): ... this function.
9294 (compute_phi_arg_on_exit): Export.
9296 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9298 PR tree-optimization/20773
9299 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9302 2005-07-27 Richard Guenther <rguenther@suse.de>
9304 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9305 Avoid pushing again if current struct contains only
9306 fields we decomposed.
9308 2005-07-27 Jan Hubicka <jh@suse.cz>
9310 PR tree-optimization/22574
9311 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9314 * tree-tailcall.c (decrease_profile): New function.
9315 (eliminate_tail_call): Use it.
9317 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9318 visibility flags correctly in whole program mode.
9320 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9322 PR rtl-optimization/22472
9323 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9325 2005-07-26 Steven Bosscher <stevenb@suse.de>
9327 PR tree-optimization/22504
9328 * tree-complex.c (expand_complex_addition): Use 'code' instead
9329 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9331 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9333 * config.gcc (cpu_type): Add frv case.
9334 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9335 (supported_defaults): Add fr550 case.
9337 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9340 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9341 whether a pointer of type T * may point to objects of type T *.
9343 2005-07-26 DJ Delorie <dj@redhat.com>
9345 * configure: Regenerate.
9347 2005-07-26 Dale Johannesen <dalej@apple.com>
9349 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9351 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9353 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9354 Clarify use of "build" in name.
9356 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9358 * doc/extend.texi (Raw read/write Functions): New section.
9359 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9360 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9361 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9362 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9363 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9364 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9365 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9366 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9367 * config/frv/frv.c: Add bdesc_loads global.
9368 Add bdesc_stores global.
9369 (frv_init_builtins): Add support for __builtin_{read/write}*.
9370 (frv_volatile_memref): New.
9371 (frv_expand_load_builtin): New.
9372 (frv_expand_store_builtin): New.
9373 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9374 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9375 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9376 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9377 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9378 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9379 (builtin_read_<mode>): New.
9380 (builtin_write_<mode>): New.
9381 (builtin_write64): New.
9382 (optional_membar_<mode>): New.
9384 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9386 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9387 (rather than units) against HOST_BITS_PER_WIDE_INT.
9389 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9391 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9392 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9393 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9394 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9397 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9398 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9399 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9401 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9403 2005-07-26 Richard Guenther <rguenther@suse.de>
9405 PR tree-optimization/22486
9406 * fold-const.c (fold_unary): Fold away useless component
9407 references of the form (T *)&T.x, if the address
9410 2005-07-25 James E Wilson <wilson@specifixinc.com>
9412 * dwarf2out.c (add_call_src_coords_attributes): New.
9413 (gen_inlined_subroutine_die): Call it.
9414 (maybe_emit_file, init_file_table): Add comments.
9415 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9417 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9418 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9419 * tree.h (BLOCK_SOURCE_LOCATION): New.
9420 (struct tree_block): New field locus.
9422 2005-07-26 Andreas Schwab <schwab@suse.de>
9424 PR rtl-optimization/23043
9425 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9426 when allocating a struct unoccr.
9428 2005-07-25 Richard Henderson <rth@redhat.com>
9431 * tree-complex.c (gate_no_optimization): True if errors.
9432 * Makefile.in (tree-complex.o): Update dependencies.
9434 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9436 * config/frv/predicates.md (integer_register_operand): Use
9439 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9442 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9444 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9446 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9448 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9449 types when flag_unsafe_math_optimizations is true.
9451 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9453 * gcc.c (option_map): Add --sysroot.
9454 (process_command): Handle --sysroot.
9455 (display_help): Document it.
9456 * doc/cppopts.tex (-isysroot): Document.
9457 * doc/invoke.texi (--sysroot): Document.
9458 * doc/install.texi (--with-build-sysroot): Document.
9460 * Makefile.in (inhibit_libc): New variable.
9461 (INHIBIT_LIBC_CFLAGS): Likewise.
9462 (LIBGCC2_CFLAGS): Include
9463 $(INHIBIT_LIBC_CFLAGS).
9464 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9465 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9466 ($(T)crtend.o): Likewise.
9467 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9468 ($(T)crtendS.o): Likewise.
9469 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9470 ($(T)crtendT.o): Likewise.
9471 (stmp-fixinc): Do not complain about missing headers if
9473 * configure.ac (inhibit_libc): Set it to true/false.
9474 (--with-build-sysroot): New option. Use it to set
9476 * configure: Regenerated.
9478 2005-07-25 Manfred Hollstein <mh@suse.com>
9480 * calls.c (store_one_arg): Fix unsigned comparison warning.
9482 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9485 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9486 (ggc_print_statistics): Initialize variable before use.
9488 2005-07-25 Richard Guenther <rguenther@suse.de>
9490 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9491 calling with a PHI_NODE argument.
9493 * tree-flow-inline.h (overlap_subvar): Protect against
9496 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9498 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9499 * configure: Regenerate.
9501 2005-07-25 Ira Rosen <irar@il.ibm.com>
9503 * expr.c (highest_pow2_factor): Make extern.
9504 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9505 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9506 record_array_differ_p, array_ptr_differ_p): Likewise.
9507 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9508 additional cases. Call the above functions.
9509 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9510 base_object_differ_p when there are two base objects. Otherwise, compare
9511 base address and offset. Call may_alias_p.
9512 (dump_data_reference): Use a correct field name.
9513 (analyze_array): Make static. Initialize new data-ref fields.
9514 (analyze_indirect_ref): New function.
9515 (init_data_ref): Initialize new data-ref fields.
9516 (strip_conversion): Moved from tree-vect-analyze.c.
9517 (analyze_offset_expr, get_ptr_offset, address_analysis,
9518 object_analysis): Likewise.
9519 (analyze_offset): New function.
9520 (create_data_ref): Likewise.
9521 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9522 dimensions for ARRAY_REFs only.
9523 (build_classic_dist_vector): Make static.
9524 (access_functions_are_affine_or_constant_p): Call macro to get the
9525 address of access functions.
9526 (compute_all_dependences): Add new parameter
9527 compute_self_and_read_read_dependences. Compute self and read-read
9528 dependences if it is true.
9529 (find_data_references_in_loop): Call create_data_ref. Initialize new
9531 (compute_data_dependences_for_loop): Add new parameter
9532 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9533 compute nb_loops. Call compute_all_dependences,
9534 build_classic_dist_vector and build_classic_dir_vector with correct
9536 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9537 with correct parameters. Compare dimensions for ARRAY_REFs only.
9538 (free_data_refs): Call macro to free access functions.
9539 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9540 fields from stmt_vinfo.
9541 (struct base_object_info): New structure.
9542 (struct data_reference): Move fields to base_object_info. Add fields
9543 first_location and object_info for above structures. Move fields from
9544 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9545 aligned_to. Add macros to access the new fields.
9546 Update functions declarations.
9547 * tree-flow.h (is_aliased_with): Declare.
9548 * tree-loop-linear.c (linear_transform_loops): Call
9549 compute_data_dependences_for_loop with correct parameters.
9550 * tree-ssa-alias.c (is_aliased_with): New function.
9551 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9552 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9553 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9554 vect_base_addr_differ_p, compute_subscript_distance and
9555 build_classic_dist_vector. Add printings. Check absolute value of
9557 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9559 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9560 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9561 to bytes. Add printing.
9562 (vect_compute_data_refs_alignment): Go through loads and stores in one
9564 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9565 vect_analyze_data_ref_access): Likewise.
9566 (vect_analyze_pointer_ref_access): Remove.
9567 (vect_address_analysis, vect_object_analysis): Likewise.
9568 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9569 and analyze data-refs in the loop.
9570 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9571 fields of data-ref instead of stmt. Add init to the offset from the
9573 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9574 (vect_update_init_of_dr): Likewise.
9575 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9576 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9578 (new_loop_vec_info): Initialize new fields.
9579 (destroy_loop_vec_info): Free new fields.
9580 (vect_strip_conversion): Remove.
9581 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9582 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9583 datarefs. Add new field ddrs.
9584 Add macros for the new fields access.
9585 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9586 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9587 Remove their macros.
9588 * tree.h (highest_pow2_factor): Declare.
9590 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9592 * calls.c (store_one_arg): Check for sibling call MEM arguments
9593 from already clobbered incoming argument area.
9595 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9597 * c-common.c (check_missing_format_attribute): New.
9598 * c-common.h (check_missing_format_attribute): Likewise.
9599 * c-typeck.c (convert_for_assignment): Use it.
9601 2005-07-24 Andreas Schwab <schwab@suse.de>
9603 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9604 register use a word move. Correct operand of ext.w in 68000 code.
9606 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9608 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9609 variables as declarations, rather than definitions.
9611 2005-07-24 Ira Rosen <irar@il.ibm.com>
9613 PR tree-optimization/22526
9614 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9617 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9619 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9620 that C99 reserve for future use. Use it to define clog10,
9621 clog10f and clog10l.
9623 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9625 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9626 * configure.ac: Check for -Wmissing-format-attribute.
9628 * configure: Regenerate.
9630 2005-07-23 Richard Henderson <rth@redhat.com>
9632 PR tree-optimization/22623
9633 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9635 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9638 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9640 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9642 * Makefile.in (C_TREE_H): Update dependencies.
9643 * c-tree.h: Include toplev.h.
9644 * diagnostic.h (diagnostic_set_info): Add format attribute.
9645 * rtl-error.c (diagnostic_for_asm): Likewise.
9647 2005-07-23 Chao-ying Fu <fu@mips.com>
9649 * config/mips/mips-dsp.md: New file.
9650 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9651 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9653 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9654 MIPS_BUILTIN_BPOSGE32.
9655 (mips_expand_builtin_direct): Add one parameter to indicate that
9656 builtin functions need to return a value.
9657 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9659 (mips_regno_to_class): Add classes for 12 new DSP registers.
9660 (mips_subword): Change to check four HI registers.
9661 (mips_output_move): Output move to and from 6 new DSP accumulators.
9662 (override_options): Make sure -mdsp and -mips16 are not used together.
9663 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9665 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9667 (print_operand): Add 'q' for printing DSP accumulators.
9668 (mips_cannot_change_mode_class): Check ACC_REGS.
9669 (mips_secondary_reload_class): Check ACC_REGS.
9670 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9671 (mips_register_move_cost): Check ACC_REGS.
9672 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9673 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9674 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9675 (dsp_bdesc): New array.
9676 (bdesc_arrays): Add DSP builtin function table.
9677 (mips_prepare_builtin_arg): Check predicate again after
9679 (mips_expand_builtin): Add one more parameter to
9680 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9681 MIPS_BUILTIN_BPOSGE32.
9682 (mips_init_builtins): Initialize new function types.
9683 (mips_expand_builtin_direct): Check if builtin functions need to
9684 return a value and pass operands properly.
9685 (mips_expand_builtin_bposge): New function.
9686 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9687 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9688 (FIRST_PSEUDO_REGISTER): Increase to 188.
9689 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9690 Update for 12 new DSP registers.
9691 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9692 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9693 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9694 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9695 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9696 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9697 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9698 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9699 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9700 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9701 (REGISTER_NAMES): Add names for 12 new DSP registers.
9702 * config/mips/mips.md: Include mips-dsp.md.
9703 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9704 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9705 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9706 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9707 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9708 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9709 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9710 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9711 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9712 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9713 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9714 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9715 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9716 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9717 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9718 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9719 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9720 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9721 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9722 (UNSPEC_RDDSP): New constants.
9723 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9724 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9726 * config/mips/mips.opt (-mdsp): New option.
9727 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9728 (reg_imm10_operand): New predicates.
9729 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9730 * doc/invoke.texi (-mdsp): Document new option.
9732 2005-07-22 DJ Delorie <dj@redhat.com>
9734 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9736 * tree-inline.c (inlinable_function_p): Likewise.
9738 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9741 * toplev.c (check_global_declarations): Do not mark undefined
9742 variables as DECL_IGNORED_P.
9743 * varasm.c (first_global_object_name): GTY it.
9744 (weak_global_object_name): Likewise.
9745 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9746 a string to go into {weak,first}_global_object_name.
9748 2005-07-22 DJ Delorie <dj@redhat.com>
9750 * c-format.c (check_function_format): Change warning control
9751 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9753 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9755 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9756 &PTR->FLD a dereference of PTR.
9757 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9758 a potential dereference of PTR.
9760 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9762 PR rtl-optimization/20370
9763 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9764 call allocate_reg_info if necessary.
9766 PR rtl-optimization/21848
9767 * calls.c (emit_library_call_value_1): For const functions, add
9768 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9770 PR rtl-optimization/22445
9771 * cselib.c (target.h): Include.
9772 (rtx_equal_for_cselib_p): Allow commutative matches.
9773 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9774 Remove MODE parameter. Changed all callers.
9776 PR rtl-optimization/22258
9777 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9779 (try_combine): Use likely_spilled_retval_p.
9781 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9783 * config.gcc: Add crx-elf support.
9785 * doc/contrib.texi: Mention crx.
9786 * doc/extend.texi: Document crx extensions.
9787 * doc/install.texi: Document crx install.
9788 * doc/invoke.texi: Document crx options.
9789 * doc/md.texi: Document crx constraints.
9791 * config/crx/crx-protos.h: New file.
9792 * config/crx/crx.c: New file.
9793 * config/crx/crx.h: New file.
9794 * config/crx/crx.md: New file.
9795 * config/crx/crx.opt: New file.
9796 * config/crx/t-crx: New file.
9798 2005-07-22 Manfred Hollstein <mh@suse.com>
9800 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9802 (int_add_graph_edge): Likewise.
9803 (collapse_nodes): Likewise.
9804 (process_unification_queue): Likewise.
9806 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9807 Laurent GUERBY <laurent@guerby.net>
9809 PR tree-optimization/22336
9810 * function.c (record_block_change): Check for
9811 cfun->ib_boundaries_block.
9813 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9815 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9816 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9818 2005-07-21 DJ Delorie <dj@redhat.com>
9820 * toplev.c (warn_deprecated_use): Add warning control to warning
9822 * c-typeck.c (parser_build_binary_op): Likewise.
9823 (c_finish_if_stmt): Likewise.
9824 * c-common.c (check_function_sentinel): Likewise.
9825 (check_nonnull_arg): Likewise.
9827 2005-07-21 Richard Henderson <rth@redhat.com>
9830 * tree-complex.c (complex_ssa_name_components): New.
9831 (cvc_lookup): Allow entry not found.
9832 (create_components): Remove.
9833 (create_one_component_var, get_component_var): New.
9834 (get_component_ssa_name, set_component_ssa_name): New.
9835 (extract_component): Use get_component_ssa_name.
9836 (update_complex_components): Use set_component_ssa_name.
9837 (update_complex_components_on_edge): Likewise.
9838 (update_phi_components): Create new PHI nodes directly, instead
9839 of adding insns to edges.
9840 (tree_lower_complex): Allocate and free complex_variable_components
9841 and complex_ssa_name_components here.
9843 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9845 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9846 revert to returning false.
9848 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9851 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9853 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9856 * config/i386/i386.md (cmpxf): Change operand constraints
9857 to "nonmemory_operand".
9859 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9861 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9863 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9866 * fold-const.c (fold_build1): Add checksum for the operands.
9867 (fold_build2): Likewise.
9868 (fold_build3): Likewise.
9870 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9873 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9875 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9877 * common.opt (-fforward-propagate): Committed by mistake,
9880 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9882 * reg-stack.c: Fix comment typo(s).
9883 * tree-ssa-operands.c: Likewise.
9884 * tree-vectorizer: Likewise.
9886 2005-07-21 Nick Clifton <nickc@redhat.com>
9888 * config/sh/symbian.c: Replace C++ style line comments with C
9889 style line comments.
9890 (symbian_add_attribute): Do not use a ? operator on the LHS of
9892 (sh_symbian_handle_dll_attribute): Change the type of the
9893 method vector to "VEC(tree,gc)*" and use vector accessor
9894 macros to walk over the elements.
9895 (symbian_export_vtable_and_rtti_p): Likewise.
9896 (symbian_class_needs_attribute_p): Likewise.
9898 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9901 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9902 initialize targetm.resolve_overloaded_builtin here.
9903 (altivec_expand_overloaded_builtin): Make it non-static.
9904 * config/rs6000/rs6000-protos.h
9905 (altivec_expand_overloaded_builtin): New prototype.
9906 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9907 targetm.resolve_overloaded_builtin here.
9908 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9910 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9911 Zdenek Dvorak <dvorakz@suse.cz>
9913 PR tree-optimization/19210
9914 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9916 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9917 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9918 rely on unproven assumptions.
9919 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9920 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9921 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9922 to number_of_iterations_exit.
9923 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9924 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9925 * tree-ssa-loop-niter.c (find_loop_niter,
9926 estimate_numbers_of_iterations_loop): Likewise.
9927 (number_of_iterations_exit): Honor the new options.
9928 * doc/invoke.texi (Wunsafe-loop-optimizations,
9929 funsafe-loop-optimizations): Document them.
9931 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9933 PR rtl-optimization/22167
9934 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9936 2005-07-20 Adam Nemet <anemet@lnxw.com>
9938 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9939 __do_global_dtors_aux longcall.
9941 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9943 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9944 (old_special_pred_table): Don't reference
9945 SPECIAL_MODE_PREDICATES.
9946 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9947 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9948 * config/sh/predicates.h: Don't mention
9949 SPECIAL_MODE_PREDICATES.
9950 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9953 2005-07-20 DJ Delorie <dj@redhat.com>
9955 * config.gcc: Add m32c-elf support.
9957 * doc/contrib.texi: Mention m32c.
9958 * doc/extend.texi: Document m32c extensions.
9959 * doc/install.texi: Mention m32c.
9960 * doc/invoke.texi: Document m32c options.
9961 * doc/md.texi: Document m32c constraints.
9963 * config/m32c/addsub.md: New file.
9964 * config/m32c/bitops.md: New file.
9965 * config/m32c/cond.md: New file.
9966 * config/m32c/jump.md: New file.
9967 * config/m32c/m32c-lib1.S: New file.
9968 * config/m32c/m32c-lib2.c: New file.
9969 * config/m32c/m32c-modes.def: New file.
9970 * config/m32c/m32c-pragma.c: New file.
9971 * config/m32c/m32c-protos.h: New file.
9972 * config/m32c/m32c.abi: New file.
9973 * config/m32c/m32c.c: New file.
9974 * config/m32c/m32c.h: New file.
9975 * config/m32c/m32c.md: New file.
9976 * config/m32c/m32c.opt: New file.
9977 * config/m32c/minmax.md: New file.
9978 * config/m32c/mov.md: New file.
9979 * config/m32c/muldiv.md: New file.
9980 * config/m32c/predicates.md: New file.
9981 * config/m32c/prologue.md: New file.
9982 * config/m32c/shift.md: New file.
9983 * config/m32c/t-m32c: New file.
9985 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9987 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9988 (stack_protect_set, stack_protect_test): New expanders.
9989 (stack_protect_set_si, stack_protect_set_si_media,
9990 stack_protect_set_di_media, stack_protect_test_si,
9991 stack_protect_test_si_media, stack_protect_test_di_media):
9994 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9996 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9998 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10000 * tree.h (tree_expr_nonzero_p): Export.
10001 * fold-const.c (tree_expr_nonzero_p): Likewise.
10002 Return true for CALL_EXPRs that are alloca calls.
10003 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10005 * tree-flow.h (expr_computes_nonzero): Remove.
10006 * tree-vrp.c (expr_computes_nonzero): Remove.
10007 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10008 (extract_range_from_unary_expr): Likewise.
10009 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10010 tree_expr_nonzero_p.
10012 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10014 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10015 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10016 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10017 All callers changed.
10018 (frame_related_constant_load): New arg "related" which controls
10019 setting of RTX_FRAME_RELATED_P. All callers changed.
10020 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10021 (bfin_expand_prologue): Add stack limit checking.
10022 * config/bfin/bfin.md (trapifcc): New pattern.
10024 * config/bfin/bfin.c: Include "langhooks.h".
10025 (def_builtin): Go through lang_hooks to call builtin_function.
10027 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10028 * config/bfin/predicates.md (symbol_ref_operand): New.
10029 (call_insn_operand): Delete. All callers changed to use
10030 register_no_elim_operand.
10031 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10033 (function_arg): Use it to generate the call's operand 2.
10034 (bfin_longcall_p): New function.
10035 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10036 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10037 determine if the address needs to be in a REG.
10038 (bfin_handle_longcall_attribute): New function.
10039 (bfin_attribute_table): Add "longcall" and "shortcall".
10040 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10041 (CUMULATIVE_ARGS): New member call_cookie.
10042 (PREDICATE_CODES): Add symbol_ref_operand.
10043 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10044 extra USE to the pattern.
10045 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10046 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10047 sibcall_value_insn; now the new patterns handle direct calls and the
10048 old ones indirect calls.
10049 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10051 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10053 * doc/trouble.texi: Update section on handling of empty loops.
10055 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10057 * config.gcc: Remove support for sparc-*-openbsd*,
10058 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10060 * config.host: Remove support for i860-*-sysv4* as a host.
10061 * config/i860/*, config/ip2k/*, config/ns32k/*,
10062 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10063 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10064 mention obsolete ports.
10066 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10068 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10069 soft frame pointer.
10070 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10071 of frame_pointer_rtx.
10072 (sh_expand_epilogue): Likewise.
10073 (sh_set_return_address): Likewise.
10074 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10075 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10076 offsets from FRAME_POINTER_REGNUM.
10077 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10078 (sh_register_names): Add initializer for sfp.
10079 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10080 (VALID_REGISTER_P): Likewise.
10081 (FIRST_PSEUDO_REGISTER): Update.
10082 (DWARF_FRAME_REGISTERS): Define.
10083 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10084 (HARD_FRAME_POINTER_REGNUM): Define.
10085 (FRAME_POINTER_REGNUM): Redefine.
10086 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10087 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10088 from FRAME_POINTER_REGNUM.
10089 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10090 FRAME_POINTER_REGNUM.
10091 (REG_CLASS_CONTENTS): Add sfp.
10092 (REG_ALLOC_ORDER): Likewise.
10093 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10094 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10095 of frame_pointer_rtx.
10096 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10098 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10100 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10101 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10102 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10104 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10107 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10109 Make CONSTRUCTOR use VEC to store initializers.
10110 * c-common.c (complete_array_type): Update to cope with VEC in
10112 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10113 (pp_c_constructor_elts): New function.
10114 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10115 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10116 struct constructor_stack, struct initializer_stack,
10117 constructor_elements, push_init_level, pop_init_level,
10118 add_pending_init, find_init_member, output_init_element): Update to
10119 cope with VEC in CONSTRUCTOR_ELTS.
10120 * coverage.c (build_fn_info_value, build_ctr_info_value,
10121 build_gcov_info): Likewise.
10122 * expr.c (categorize_ctor_elements_1, store_constructor,
10123 expand_expr_real_1): Likewise.
10124 * fold-const.c (fold_ternary): Likewise.
10125 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10126 gimplify_init_constructor, gimplify_expr): Likewise.
10127 * tree-dump.c (dequeue_and_dump): Likewise.
10128 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10130 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10132 * tree-sra.c (generate_element_init_1): Likewise.
10133 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10134 * tree-ssa-operands.c (get_expr_operands): Likewise.
10135 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10136 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10137 (get_initial_def_for_reduction): Likewise.
10138 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10139 value handle in annotations.
10140 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10141 tree_node_structure): Add support for constr_kind.
10142 (build_vector_from_ctor, build_constructor_single,
10143 build_constructor_from_list): New functions.
10144 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10145 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10146 Update to cope with VEC in CONSTRUCTOR_ELTS.
10147 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10148 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10149 CONSTRUCTOR_APPEND_ELT): New macros.
10150 (struct constructor_elt, struct tree_constructor): New data types.
10151 (union tree_node): Add tree_constructor field.
10152 * treestruct.def: Define TS_CONSTRUCTOR.
10153 * varasm.c (const_hash_1, compare_constant, copy_constant,
10154 compute_reloc_for_constant, output_addressed_constants,
10155 initializer_constant_valid_p, output_constant,
10156 array_size_for_constructor, output_constructor): Update to cope with
10157 VEC in CONSTRUCTOR_ELTS.
10158 * vec.h (VEC_empty, VEC_copy): New macros.
10160 2005-07-19 Devang Patel <dpatel@apple.com>
10162 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10164 2005-07-19 Richard Henderson <rth@redhat.com>
10167 * gimplify.c (gimplify_expr): Use main variant type for the temp
10168 destination for a discarded volatile read.
10169 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10170 casts between non-void types that change volatility.
10172 2005-07-15 DJ Delorie <dj@redhat.com>
10174 * toplev.h: Add comment about the first parameter for warning().
10175 * errors.h: Likewise.
10177 * c.opt (Wpragmas): New.
10178 * doc/invoke.texi: Document it.
10180 * function.c (do_warn_unused_parameter): Add warning control to
10182 * c-decl.c (warn_if_shadowing): Likewise.
10183 * c-lex.c (cb_def_pragma): Likewise.
10184 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10185 (pop_alignment): Likewise.
10186 (handle_pragma_pack): Likewise.
10187 (apply_pragma_weak): Likewise.
10188 (handle_pragma_weak): Likewise.
10189 (handle_pragma_redefine_extname): Likewise.
10190 (add_to_renaming_pragma_list): Likewise.
10191 (handle_pragma_extern_prefix): Likewise.
10192 (maybe_apply_renaming_pragma): Likewise.
10193 (handle_pragma_visibility): Likewise.
10195 * config/c4x/c4x-c.c (BAD): Likewise.
10196 (c4x_parse_pragma): Likewise.
10197 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10198 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10199 (rs6000_pragma_longcall): Likewise.
10200 * config/v850/v850-c.c (pop_data_area): Likewise.
10201 (ghs_pragma_section): Likewise.
10202 (ghs_pragma_section): Likewise.
10203 (ghs_pragma_interrupt): Likewise.
10204 (ghs_pragma_starttda): Likewise.
10205 (ghs_pragma_startsda): Likewise.
10206 (ghs_pragma_startzda): Likewise.
10207 (ghs_pragma_endtda): Likewise.
10208 (ghs_pragma_endsda): Likewise.
10209 (ghs_pragma_endzda): Likewise.
10211 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10212 Kenneth Zadeck <zadeck@naturalbridge.com>
10214 * Makefile.in: Removed tree-promote-statics.c
10215 * tree-promote-statics.c: Removed.
10216 * common.opt: Removed flag-promote-statics.
10218 * passes.c: Removed tree-promote-statics pass.
10219 * tree-pass.h: Ditto.
10220 * timevar.def: Removed TV_PROMOTE_STATICS.
10223 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10225 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10227 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10229 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10232 * c-common.c (check_function_arguments): Call
10233 'check_function_format' if either -Wformat or
10234 -Wmissing-format-attribute are specified.
10235 * c-format.c (check_function_format): Check -Wformat before
10236 calling 'check_format_info'.
10237 * c-opts.c (c_common_post_options): Don't warn for
10238 -Wmissing-format-attribute without -Wformat.
10239 * c-typeck.c (convert_for_assignment): Detect additional cases for
10240 -Wmissing-format-attribute.
10241 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10244 2005-07-19 Richard Guenther <rguenther@suse.de>
10246 * config/i386/i386.md (lrint<mode>2): Use temporary
10247 instead of clobbering non-existent memory.
10249 2005-07-19 Nick Clifton <nickc@redhat.com>
10251 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10252 statement to avoid displaying ASCII control characters.
10254 2005-07-19 Ben Elliston <bje@au.ibm.com>
10256 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10257 * cfganal.c (find_edge_index): Ditto.
10258 * combine.c (combine_instructions): Ditto.
10259 * ddg.c (create_scc): Ditto.
10260 (find_successors): Ditto.
10261 (find_predecessors): Ditto.
10262 (find_nodes_on_paths): Ditto.
10263 (longest_simple_path): Ditto.
10264 * flow.c (update_life_info): Ditto.
10265 (count_or_remove_death_notes): Ditto.
10266 (clear_log_links): Ditto.
10267 * modulo-sched.c (generate_reg_moves): Ditto.
10268 (find_max_asap): Ditto.
10269 (find_max_hv_min_mob): Ditto.
10270 (find_max_dv_min_mob): Ditto.
10271 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10272 * sched-rgn.c (extract_edgelst): Ditto.
10273 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10274 (dump_update_ssa): Ditto.
10275 (ssa_names_to_replace) Ditto.
10276 (switch_virtuals_to_full_rewrite): Ditto.
10277 (update_ssa): Ditto.
10278 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10280 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10282 Fix PR tree-optimization/22483
10284 * tree-complex.c (create_components): Use
10285 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10286 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10287 * tree-flow.h (safe_referenced_var_iterator): New structure.
10288 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10289 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10290 safe_referenced_var iterator.
10291 (add_type_alias): Ditto.
10293 2005-07-19 Steven Bosscher <stevenb@suse.de>
10295 * loop-init.c (rest_of_handle_loop2): Remove.
10296 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10297 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10298 (pass_rtl_loop_init, pass_rtl_loop_done,
10299 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10300 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10301 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10302 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10303 pass_tree_loop_done, and pass_tree_unswitch.
10304 (gate_loop): Rename to gate_tree_loop.
10305 * passes.c (init_optimization_passes): Update for renamed tree
10306 loop passes. Add the new loop2 passes as subpasses of loop2.
10307 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10308 Update for the renamed tree loop passes.
10310 2005-07-18 Ian Lance Taylor <ian@airs.com>
10312 PR middle-end/22057
10313 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10314 blocks when optimizing.
10316 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10318 * common.opt (frename-registers): Initialize to 2.
10320 (fgcse-after-reload): Ditto.
10321 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10322 (process_options): Only change flag_web, flag_rename_registers,
10323 and flag_rerun_cse_after_loop if not explicitly set by user.
10325 2005-07-18 Jan Beulich <jbeulich@novell.com>
10327 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10328 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10329 in 64-bit mode the same as DImode in 32-bit mode.
10330 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10331 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10332 mode. Add new mode parameter.
10333 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10334 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10335 x86_64_shift_adj): New expanders.
10336 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10337 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10339 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10340 DImode shift splitters.
10341 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10342 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10345 2005-07-18 Jan Beulich <jbeulich@novell.com>
10347 * i386.md (movdi_extzv_1): New.
10348 (zero_extendhidi2): Combine alternatives and never force use of
10350 (zero_extendqidi2): Likewise. Don't restrict input selection.
10352 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10354 Fix PR tree-optimization/22531
10355 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10358 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10360 * tree-promote-statics.c (pass_promote_statics): Change dump file
10363 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10365 * tree-optimize.c (init_tree_optimization_passes): Add
10366 pass_eliminate_useless_stores pass.
10367 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10368 * tree-ssa-pre.c (is_copy_stmt): New function.
10369 (follow_copies_till_vuse): Ditto.
10370 (do_eustores): Ditto.
10371 (gate_eustores): Ditto.
10373 2005-07-16 Richard Henderson <rth@redhat.com>
10375 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10377 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10378 Kenneth Zadeck <zadeck@naturalbridge.com>
10380 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10381 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10382 ipa-type-escape.h, tree-promote-statics.c
10383 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10384 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10385 tree-promote-statics.c: new files.
10386 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10387 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10388 int nonlocal_set_p, mark_constant_function): Deleted.
10389 (rest_of_handle_cfg): Removed call to mark_constant_function.
10390 (nonoverlapping_component_refs_p): Added calls to support
10391 type based aliasing.
10392 * tree-ssa-alias.c (may_alias_p,
10393 compute_flow_insensitive_aliasing): Ditto.
10394 * calls.c (flags_from_decl_or_type): Removed reference to
10396 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10397 too many arguments. This is necessary for Spec 2000.
10398 * cgraph.h (const_function, pure_function): Removed.
10399 * common.opt: Added "fipa-pure-const", "fipa-reference",
10400 "fipa-type-escape", and "ftree-promote-static".
10402 * passes.c: Added ipa and tree-promote-statics passes.
10403 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10404 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10405 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10406 * tree-flow.h: Added exposed sra calls and addition of
10407 reference_vars_info field for FUNCTION_DECLS.
10408 * tree-pass.h: Added passes.
10409 * tree-sra.c: (sra_init_cache): New function.
10410 (sra_insert_before, sra_insert_after) Made public.
10411 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10413 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10414 aliasing. (may_alias_p): Added code to use type escape analysis to
10415 improve alias sets.
10416 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10417 code to prune clobbers of static variables based on information
10418 produced in ipa-reference pass. Changed call clobbering so that
10419 statics are not marked as clobbered if the call does not clobber
10422 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10424 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10427 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10429 * doc/install.texi (*-*-solaris2*): Document recommended version
10430 of GNU binutils and mention GNU linker problem on Solaris 10.
10432 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10435 * c-decl.c (c_build_bitfield_integer_type): New function.
10436 (finish_struct): Call it.
10437 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10439 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10441 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10444 2005-07-16 Jan Hubicka <jh@suse.cz>
10446 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10447 (scale_bbs_frequencies_int): Watch roundoff errors.
10448 * predict.c (return_prediction): Initialize return_stmt.
10450 2005-07-16 Jan Hubicka <jh@suse.cz>
10452 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10453 after RTL profiling.
10455 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10457 PR middle-end/22398
10458 * fold-const.c (build_range_check): Convert high/low to etype
10459 if we are only comparing against exp.
10461 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10463 Fix PR tree-optimization/22376
10464 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10466 (need_to_solve): New function.
10467 (compute_points_to_sets): Use it.
10469 2005-07-15 Jan Hubicka <jh@suse.cz>
10471 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10472 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10474 2005-07-15 Richard Guenther <rguenther@suse.de>
10476 * c-common.c (handle_flatten_attribute): New function.
10477 Add flatten function attribute.
10478 * doc/extend.texi: Document flatten function attribute.
10479 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10480 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10482 (cgraph_decide_inlining): Handle functions with flatten
10485 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10487 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10488 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10489 UNSPEC_XCHG, UNSPEC_AND): New.
10490 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10491 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10492 * config/rs6000/sync.md (FETCHOP): New code macro.
10493 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10495 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10496 (sync_compare_and_swap<mode>): Same.
10497 (sync_lock_test_and_set<mode>): Same.
10498 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10499 for QImode and HImode, and not PPC405.
10500 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10501 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10502 (sync_<fetchop>{si,di}_internal): New.
10503 (sync_nand{si,di}_internal): New.
10504 (sync_old_<fetchop>{si,di}_internal): New.
10505 (sync_old_nand{si,di}_internal): New
10506 (sync_new_<fetchop>{si,di}_internal): New.
10507 (sync_new_nand{si,di}_internal): New.
10508 (atomic_and{si,di}): New.
10509 (sync_new_nand{si,di}_internal): New.
10510 (atomic_and{si,di}): New.
10511 (sync_add<mode>_internal): Delete.
10512 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10513 (sync_sub<mode>_internal): Delte.
10514 (sync_subshort_internal): New.
10515 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10516 (sync_anddi_internal): Delete.
10517 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10518 (sync_booldi_internal): Delete.
10519 (sync_boolc<mode>_internal): Delete.
10520 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10521 (sync_boolc<mode>_internal2): Delete.
10522 (sync_boolcc<mode>_internal): Delete.
10523 (isync, lwsync): Use unspec instead of unspec_volatile.
10524 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10525 Revert UNSPEC_VOLATILE.
10526 (rs6000_split_atomic_op): New.
10527 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10529 2005-07-14 Eric Christopher <echristo@redhat.com>
10531 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10532 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10534 2005-07-14 Eric Christopher <echristo@redhat.com>
10536 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10538 2005-07-14 Steven Bosscher <stevenb@suse.de>
10540 PR tree-optimization/22230
10541 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10542 the computation of the four cross productions for "range op range".
10544 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10545 Ulrich Weigand <uweigand@de.ibm.com>
10548 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10551 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10553 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10555 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10557 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10559 2005-07-14 Richard Guenther <rguenther@suse.de>
10561 PR middle-end/22347
10562 * config/i386/i386-protos.h (ix86_function_value): Change
10563 prototype to match new target hook.
10564 * config/i386/i386.c (ix86_value_regno): Change prototype
10565 to take extra type argument.
10566 (TARGET_FUNCTION_VALUE): Define.
10567 (ix86_function_ok_for_sibcall): Pass extra argument to
10568 ix86_value_regno, check return slot rtx for exact match.
10569 (ix86_function_value): Take extra parameter. Dispatch to
10570 ix86_value_regno with fndecl/fntype as provided.
10571 (ix86_value_regno): Handle extra type argument.
10572 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10574 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10575 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10576 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10577 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10578 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10580 2005-07-14 Richard Guenther <rguenther@suse.de>
10582 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10583 * calls.c (expand_call): Pass fntype to hard_function_value.
10584 (emit_library_call_value_1): Likewise.
10585 * explow.c: Include target.h.
10586 (hard_function_value): Take extra argument, the fntype.
10587 Use new target hook for function_value.
10588 * expr.h (hard_function_value): Change prototype.
10589 * function.c (aggregate_value_p): Pass 0 as fntype to
10590 hard_function_value.
10591 (assign_parms): Use new target hook for function_value.
10592 Pass 0 as fntype to hard_function_value.
10593 (expand_function_end): Likewise.
10594 * reg-stack.c: Include target.h.
10595 (stack_result): Use new target hook for function_value.
10596 * target-def.h: New target hook function_value.
10597 * target.h: Likewise.
10598 * targhooks.c (default_function_value): New function.
10599 * targhooks.h (default_function_value): Declare.
10601 2005-07-13 Ian Lance Taylor <ian@airs.com>
10603 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10605 2005-07-14 Jan Hubicka <jh@suse.cz>
10607 * tree-dfa.c (dump_variable): Use default_def function.
10608 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10609 * tree-ssa.c (verify_use): Likewise.
10610 * tree-ssanames.c (release_ssa_name): Likewise.
10611 * tree-tailcall.c (eliminate_tail_call): Likewise.
10612 (tree_optimize_tail_calls_1): Likewise.
10613 * tree-vrp.c (get_value_range): Likewise.
10615 2005-07-14 Ben Elliston <bje@au.ibm.com>
10617 * gcc.c (main): Compare language[0] with '*' when iterating over
10620 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10622 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10623 "s390_emit_compare". Add handling of CCZ1mode.
10624 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10625 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10627 (s390_branch_condition_mask): Add CCZ1mode handling.
10628 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10629 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10630 Use CCZ1mode instead of CCZmode.
10631 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10633 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10635 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10637 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10639 2005-07-13 Eric Christopher <echristo@redhat.com>
10641 * config/mips/mips.c (mips_canonicalize_comparison): New.
10642 (mips_emit_int_relational): Use.
10644 2005-07-13 Eric Christopher <echristo@redhat.com>
10646 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10647 static extra parts.
10648 * config/s390/s390.md: Include tpf.md. Move tpf specific
10650 * config/s390/tpf.md: To here.
10651 * config/s390/s390.opt: Move tpf specific options...
10652 * config/s390/tpf.opt: to here. Add mmain option.
10653 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10654 * config/s390/tpf.h: Rewrite.
10656 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10658 * doc/tm.texi: Remove @xref{Cross-profiling}.
10660 2005-07-13 Jeff Law <law@redhat.com>
10662 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10663 expressions, test their _DECL operands for pointer equality rather
10664 than using operand_equal_p.
10666 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10668 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10669 (TARGET_POSIX_IO): This.
10670 * config/darwin.h: Likewise.
10671 * config/freebsd.h: Likewise.
10672 * config/linux.h: Likewise.
10673 * config/lynx.h: Likewise.
10674 * config/netbsd.h: Likewise.
10675 * config/rs6000/linux64.h: Likewise.
10676 * config/rs6000/linux.h: Likewise.
10677 * config/s390/tpf.h: Likewise.
10678 * config/sh/embed-elf.h: Likewise.
10679 * config/sparc/linux64.h: Likewise.
10680 * config/sparc/linux.h: Likewise.
10681 * config/svr4.h: Likewise.
10682 * gcov-io.h: Likewise.
10684 * doc/tm.texi: Updated.
10686 * libgcov.c (create_file_directory): Defined only if
10687 TARGET_POSIX_IO is defined.
10688 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10691 2005-07-13 Jan Hubicka <jh@suse.cz>
10693 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10695 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10697 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10698 structure as argument.
10700 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10702 PR tree-optimization/21921
10703 * tree-iterator.c (tsi_link_before): Support the case when
10704 tsi_end_p (tsi) == true.
10706 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10708 PR tree-optimization/22442
10709 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10712 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10714 PR rtl-optimization/20376
10715 * toplev.c (process_options): Enable -fweb and -frename-registers when
10717 * doc/invoke.texi: Update the information about when -fweb and
10718 -frename-registers are enabled.
10720 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10723 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10724 if *rhs_p is not a SSA_NAME.
10726 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10728 Fix PR tree-optimization/22422
10729 * tree-ssa-structalias.c (struct variable_info): Add flag for
10731 (get_varinfo): Now a static function.
10732 (new_varinfo): init has_union and is_special_var to false.
10733 (solution_set_add): Check has_union.
10734 (do_da_constraint): Move temporary variable so it gets reset
10736 Also check for special variable.
10737 (do_ds_constraint): Ditto.
10738 (do_sd_constraint): Ditto.
10739 (do_structure_copy): Check for special variable.
10740 (find_func_aliases): Ditto.
10741 (init_base_vars): Set special vars properly.
10743 2005-07-13 Jan Hubicka <jh@suse.cz>
10745 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10748 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10749 (get_expr_operands): Fix thinko wrt flags and subvars.
10751 PR tree-optimize/22379
10752 * tree-inline.c (expand_call_inline): Do not output sorry in early
10755 2005-07-12 Dale Johannesen <dalej@apple.com>
10757 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10759 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10762 * host-linux.h: Include limits.h.
10764 2005-07-12 Dale Johannesen <dalej@apple.com>
10766 * expr.c (compress_float_constant): Add cost check.
10767 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10769 2005-07-12 Dale Johannesen <dalej@apple.com>
10771 * gcc.target/i386/compress-float-sse.c: New.
10772 * gcc.target/i386/compress-float-sse-pic.c: New.
10773 * gcc.target/i386/compress-float-387.c: New.
10774 * gcc.target/i386/compress-float-387-pic.c: New.
10775 * gcc.dg/compress-float-ppc.c: New.
10776 * gcc.dg/compress-float-ppc-pic.c: New.
10778 2005-07-12 Eric Christopher <echristo@redhat.com>
10780 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10781 static extra parts.
10782 * config/s390/s390.md: Include tpf.md. Move tpf specific
10784 * config/s390/tpf.md: To here.
10785 * config/s390/s390.opt: Move tpf specific options...
10786 * config/s390/tpf.opt: to here. Add mmain option.
10787 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10788 * config/s390/tpf.h: Rewrite.
10790 2005-07-12 Eric Christopher <echristo@redhat.com>
10792 * gcc.c (struct infile): Update comment for language.
10793 (main): Rewrite input file resetting code.
10795 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10798 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10799 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10800 (lookup_avail_expr): Use constant_boolean_node instead
10801 of boolean_false_node/boolean_true_node.
10803 2005-07-12 Ben Elliston <bje@au.ibm.com>
10805 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10806 and use it when printing num_edges.
10808 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10810 * doc/extend.texi (Blackfin Built-in Functions): New section.
10811 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10814 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10816 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10817 s/cmpstrsi/cmpstrnsi
10818 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10820 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10821 (init_optabs): Initialize cmpstrn_optab.
10822 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10823 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10824 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10825 * config/i386/i386.md: s/cmpstr/cmpstrn
10826 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10827 * doc/md.texi: Update documentation.
10829 2005-07-11 Richard Henderson <rth@redhat.com>
10831 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10832 build_va_arg_indirect_ref.
10833 (alpha_gimplify_va_arg): Likewise.
10834 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10835 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10836 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10837 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10838 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10839 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10841 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10843 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10845 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10846 * passes.c (init_optimization_passes): Add pass_empty_loop.
10847 * tree-pass.h (pass_empty_loop): Declare.
10848 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10849 try_remove_empty_loop, remove_empty_loops): New functions.
10850 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10851 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10853 2005-07-12 Peter Barada <peter@the-baradas.com>
10855 PR middle-end/16719
10856 PR middle-end/18421
10857 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10858 in address registers.
10859 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10860 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10861 alternative of addsi3_5200.
10863 2005-07-11 Ian Lance Taylor <ian@airs.com>
10865 * config/mips/mips.md (ffs<mode>2): Remove.
10867 2005-07-11 Ian Lance Taylor <ian@airs.com>
10869 * doc/tree-ssa.texi (Cleanups): Improve description of
10871 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10873 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10875 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10876 * tree.h (DECL_ARGUMENT_FLD): New macro.
10878 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10880 Fix PR tree-optimization/22404
10882 * tree-ssa-structalias.c (create_variable_info_for): Use
10885 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10887 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10888 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10889 for second comparison operand.
10890 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10892 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10893 (define_insn_reservation "alu"): Likewise.
10894 (csync, ssync): Now of type sync.
10895 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10896 -mcsync-anomaly -mspecld-anomaly.
10897 * config/bfin/bfin.opt (mcsync): Remove.
10898 (mcsync-anomaly, mspecld-anomaly): Add.
10899 * config/bfin/bfin.c: Include "insn-codes.h".
10900 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10901 (TARGET_DEFAULT_TARGET_FLAGS): New.
10902 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10904 2005-07-11 Steven Bosscher <stevenb@suse.de>
10906 * basic-block.h: Give the BB flags enum a name, bb_flags.
10907 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10908 * cfgcleanup.c (enum bb_flags): Remove here.
10909 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10910 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10911 (update_forwarder_flag): Likewise.
10912 (thread_jump): Likewise.
10913 (try_forward_edges): Likewise.
10914 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10915 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10916 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10918 2005-07-11 Richard Guenther <rguenther@suse.de>
10920 * config/i386/i386.opt: New target option -msseregparm.
10921 * config/i386/i386.c (override_options): Error out for
10922 -msseregparm but no SSE support.
10923 (ix86_function_sseregparm): Check for global sseregparm.
10924 * doc/invoke.texi: Document -msseregparm.
10926 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10928 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10929 (m32rle-*-linux*): Ditto.
10931 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10933 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10934 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10937 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10939 PR middle-end/22239
10941 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10942 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10944 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10946 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10947 (varmap): Heapify varmap.
10948 (constraints): Heapify constraints.
10949 (struct constraint_graph): Heapify succs and preds.
10950 (constraint_vec_find): Update for heapification.
10951 (constraint_set_union): Ditto.
10952 (insert_into_complex): Ditto.
10953 (constraint_edge_vec_find): Ditto.
10954 (erase_graph_self_edge): Ditto.
10955 (add_graph_edge): Ditto.
10956 (get_graph_weights): Ditto.
10957 (merge_graph_nodes): Ditto.
10958 (build_constraint_graph): Ditto.
10959 (topo_visit): Ditto.
10960 (solve_graph): Ditto.
10961 (create_variable_info_for): Ditto.
10962 (init_base_vars): Ditto.
10963 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10964 (condese_varmap_nodes): Free complex vector.
10965 (clear_edges_for_node): Clear succs and preds vector.
10967 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10969 * tree-ssa-structalias.c (update_alias_info): Change counting of
10970 references to not include vdefs.
10972 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10974 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10975 (up_insert): Ditto.
10977 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10979 * pa.c (pa_commutative_p): Make PLUS commutative when
10980 TARGET_NO_SPACE_REGS is true.
10982 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10984 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10985 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10986 * tree-dfa.c (dump_subvars_for): New.
10987 (debug_subvars_for): New.
10988 (dump_variable): Show subvariables if VAR has them.
10989 * tree-flow-inline.h (get_subvar_at): New.
10990 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10991 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10993 (struct subvar): Change fields offset and size to unsigned
10995 (dump_subvars_for): Declare.
10996 (debug_subvars_for): Declare.
10997 (get_subvar_at): Declare.
10998 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10999 to unsigned HOST_WIDE_INT *.
11000 (overlap_subvar): Likewise.
11001 * tree-gimple.c (is_gimple_reg): Always return false for
11002 SFTs and memory tags.
11003 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11004 Update all callers.
11005 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11006 (compute_may_aliases): Call compute_points_to_sets.
11007 (collect_points_to_info_for): Remove.
11008 (compute_points_to_and_addr_escape): Remove.
11009 (delete_alias_info): Call delete_points_to_sets.
11010 (compute_flow_sensitive_aliasing): If the call to
11011 find_what_p_points_to returns false, call set_pt_anything.
11012 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11013 (set_pt_anything): Clear pi->pt_vars.
11014 (set_pt_malloc): Remove.
11015 (merge_pointed_to_info): Remove.
11016 (add_pointed_to_expr): Remove.
11017 (add_pointed_to_var): Remove.
11018 (collect_points_to_info_r): Remove.
11019 (is_escape_site): Make extern.
11021 (create_overlap_variables_for): Call it.
11022 * tree-ssa-copy.c (merge_alias_info): Never merge
11023 flow-sensitive alias information.
11024 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11025 offset and size to be unsigned HOST_WIDE_INT.
11026 (add_to_addressable_set): Rename from note_addressable.
11027 Set TREE_ADDRESSABLE as the variables are added to the set.
11029 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11030 operands into VUSEs when adding V_MAY_DEFs for members in an
11032 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11033 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11034 (struct variable_info): Add bitfield is_heap_var.
11035 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11036 (new_var_info): Initialize is_heap_var.
11037 (get_constraint_for): Add HEAP variables to the symbol table.
11038 Mark them with is_heap_var.
11039 (update_alias_info): New. Taken mostly from the old
11040 compute_points_to_and_addr_escape.
11041 (handle_ptr_arith): New.
11042 (find_func_aliases): Call update_alias_info.
11043 Call handle_ptr_info for tcc_binary expressions.
11044 Call mark_stmt_modified.
11045 (create_variable_info_for): If DECL has subvars, do not create
11046 variables for its subvars. Always add all the fields.
11047 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11048 SFTs, then add all the SFTs of the structure.
11049 If VI->DECL is an aggregate with subvariables, add the SFT at
11051 (find_what_p_points_to): If VI is an artificial variable,
11052 translate to bitfields in SSA_NAME_PTR_INFO.
11053 If the solution is empty, set pi->pt_vars to NULL
11054 (init_base_vars): Create ANYOFFSET.
11055 (compute_points_to_sets): Rename from create_alias_vars.
11057 (pass_build_pta): Remove.
11058 (delete_points_to_sets): Rename from delete_alias_vars.
11059 (pass_del_pta): Remove.
11060 * tree-ssa-structalias.h (struct alias_info): Move from
11062 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11063 NUM_REFERENCES_SET): Likewise.
11064 (compute_points_to_sets, delete_points_to_sets): Declare.
11066 2005-07-09 Richard Henderson <rth@redhat.com>
11068 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11069 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11070 alpha_split_lock_test_and_set_12): New functions.
11071 * config/alpha/alpha-protos.h: Update.
11072 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11073 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11074 * config/alpha/sync.md (I12MODE): New.
11075 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11076 (sync_<fetchop_name><I48MODE>): Likewise.
11077 (sync_nand<I48MODE>): Likewise.
11078 (sync_old_<fetchop_name><I48MODE>): Likewise.
11079 (sync_new_<fetchop_name><I48MODE>): Likewise.
11080 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11081 (sync_compare_and_swap<I48MODE>): Likewise.
11082 (sync_lock_test_and_set<I48MODE>): Likewise.
11083 (sync_compare_and_swap<I12MODE>): New.
11084 (sync_compare_and_swap<I12MODE>_1): New.
11085 (sync_lock_test_and_set<I12MODE>): New.
11086 (sync_lock_test_and_set<I12MODE>_1): New.
11088 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11092 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11094 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11096 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11097 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11099 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11102 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11104 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11106 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11107 memory_operand constraint.
11108 (store_conditional_<mode>): Same.
11109 (sync_compare_and_swap<mode>): Same.
11110 (sync_lock_test_and_set<mode>): Same.
11112 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11114 Rewrite PIC support to more closely model actual instructions.
11115 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11116 (cris_symbol): Remove prototypes for removed functions.
11117 (cris_pic_symbol_type_of, cris_valid_pic_const)
11118 (cris_expand_pic_call_address): Prototypes for new functions.
11119 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11121 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11123 <case ':'>: Add case for new punctuation character.
11124 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11125 emitting (extra) PIC modifier.
11126 <case UNSPEC>: Do not assert for PLT.
11127 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11128 (cris_expand_prologue, cris_expand_epilogue): Check
11129 for pic_offset_table_rtx usage instead of taking
11130 current_function_uses_pic_offset_table as the final word.
11131 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11132 Remove flag_pic difference.
11133 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11134 the moral equivalents of...
11135 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11137 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11138 (cris_handle_option): Mark ARG as unused.
11139 (cris_expand_pic_call_address): New worker function for "call",
11141 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11142 output PIC constructs here.
11143 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11144 as symbol-specific modifers, not whole or part of operands.
11145 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11146 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11147 constants and flag_pic.
11148 (CONSTANT_INDEX_P): Adjust for new functions.
11149 (enum cris_pic_symbol_type): New helper type.
11150 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11151 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11152 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11154 ("movsi"): Emit actual instructions for GOT and relative access.
11155 ("*movsi_got_load"): New pattern to set up the register holding
11157 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11158 Adjust FIXME for 'S'.
11159 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11160 Use "movs" for -fpic cases.
11161 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11162 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11163 ("call", "call_value"): Just call cris_expand_pic_call_address for
11165 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11166 Remove special pattern.
11167 ("*expanded_call_side", "*expanded_call_value_side"): New
11169 (gotplt-to-plt, gotplt-to-plt-side-call)
11170 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11172 * config/cris/cris/predicates.md
11173 ("cris_general_operand_or_gotless_symbol"): Remove unused
11175 ("cris_general_operand_or_symbol"): Adjust for new functions.
11177 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11179 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11181 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11183 * Makefile.in (TREE_H): Add treestruct.def.
11184 (c-decl.o): Add pointer-set.h
11185 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11186 visibility on regular DECL's.
11187 (merge_decls): Fix the copying of decl nodes of various types for
11188 the new structures. Don't update RTL, section name, weak status,
11189 etc, on DECL's without RTL.
11190 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11191 Don't check volatile on non-variable types.
11192 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11193 to check whether we have seen arguments.
11194 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11195 flag is checked before field (flag is common, field is not).
11196 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11197 TS_DECL_COMMON could have an origin.
11198 (add_location_or_const_value_attribute): Don't check section name
11199 on non-var/function decls.
11200 (dwarf2out_var_location): Reverse order of tests.
11201 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11202 with DECL_WRTL_CHECK.
11203 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11204 * fold-const.c (fold_binary): Don't check weakness on
11205 non-var/function decls.
11206 (tree_expr_nonzero_p): Ditto.
11207 (fold_checksum_tree): Use tree_decl_extra as sizeof
11209 * ggc-page.c (extra_order_size_table): Add sizes for
11210 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11212 * gimplify.c (gimplify_bind_expr): Only set
11213 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11214 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11216 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11217 * langhooks.h (init_ts). New langhook.
11218 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11219 * print-tree.c (print_node): Update to only print fields that
11220 exist in the structures the passed decl has.
11221 * toplev.c (wrapup_global_declarations): Don't reset
11222 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11223 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11224 * tree-inline.c (remap_decl): Ditto.
11225 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11226 * tree-pretty-print.c (print_declaration): Don't print
11227 DECL_REGISTER on things that don't contain it.
11228 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11229 non-var/function decls.
11230 * tree.c (tree_contains_struct): New structure.
11231 (init_priority_for_decl): New hashtable.
11232 (tree_int_map): New structure.
11233 (tree_int_map_eq): New function.
11234 (tree_int_map_marked_p): Ditto.
11235 (tree_int_map_hash): Ditto.
11236 (tree_map): Move to tree.h.
11237 (tree_map_eq): Externalize.
11238 (tree_map_hash): Ditto.
11239 (tree_map_marked_p): Ditto.
11240 (init_ttree): Set up tree_contains_struct and call langhook.
11241 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11242 (tree_code_size): Update for new structures.
11243 (tree_node_structure): Update for new structures.
11244 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11246 (copy_node_stat): Copy init priority.
11247 (build_decl_stat): Ditto for visibility.
11248 (ts_enum_names): New.
11249 (tree_contains_struct_check_failed): New function.
11250 (decl_init_priority_lookup): Ditto.
11251 (decl_init_priority_insert): Ditto.
11252 * treestruct.def: New file.
11253 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11254 (CONTAINS_STRUCT_CHECK): Ditto.
11255 (tree_contains_struct_check_failed): New prototype.
11256 (DECL_CHECK): Removed.
11257 (DECL_MINIMAL_CHECK): New.
11258 (DECL_COMMON_CHECK): Ditto.
11259 (DECL_WRTL_CHECK): Ditto.
11260 (DECL_NON_COMMON_CHECK): Ditto.
11261 (DECL_WITH_VIS_CHECK): Ditto.
11262 (VAR_OR_FUNCTION_DECL_P): Ditto
11263 (struct tree_decl_minimal): New structure.
11264 (struct tree_decl_common): Ditto.
11265 (struct tree_decl_with_rtl): Ditto.
11266 (struct tree_decl_with_vis): Ditto.
11267 (struct tree_decl_non_common): Ditto.
11268 (struct tree_field_decl): Ditto.
11269 (struct tree_parm_decl): Ditto.
11270 (struct tree_var_decl): Ditto.
11271 (struct tree_function_decl): Ditto.
11272 (struct tree_const_decl): Ditto.
11273 (struct tree_result_decl): Ditto.
11274 (union tree_node): Add new structures.
11275 * var-tracking.c (track_expr_p): Reverse order of tests.
11277 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11279 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11281 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11282 * system.h: Poison FINALIZE_PIC.
11283 * doc/tm.texi (FINALIZE_PIC): Remove.
11285 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11288 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11289 to the correct type if we have a MODIFY_EXPR.
11291 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11293 PR tree-optimization/22360
11294 * tree.c (upper_bound_in_type): Fix calculations for casting
11295 to a non-wider signed type and casting a signed value to a
11296 wider unsigned type.
11297 (lower_bound_in_type): Fix calculations for casting to a
11298 non-wider signed type.
11300 PR tree-optimization/20139
11301 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11303 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11304 fold_cond_expr_cond.
11305 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11306 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11308 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11311 * tree-complex.c (expand_complex_libcall): Produce
11312 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11314 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11316 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11317 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11318 b" assert and inserted fastpath code for this case.
11319 (bitmap_ior): Removed "a != b" assert.
11321 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11323 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11324 (ENDFILE_SPEC): Likewise.
11325 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11327 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11328 a large stack frame at epilogue.
11330 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11332 * final.c: Include sdbout.h when required.
11334 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11336 * config.gcc (*-*-darwin*): Only one target-specific header file
11337 for generic darwin.
11338 (powerpc-*-darwin*): Add version-specific header files.
11339 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11340 * config.in: Regenerate.
11341 * configure: Regenerate.
11342 * gcc.c: Include xregex.h.
11343 (version_compare_spec_function): New.
11344 (spec_function): Add version-compare.
11345 (replace_outfile_spec_function): Reformat comment.
11346 (compare_version_strings): New.
11347 * config/darwin-c.c (version_as_macro): New.
11348 (builtin_define): New.
11349 (darwin_cpp_builtins): New.
11350 * config/darwin-protos.h (darwin_cpp_builtins): New.
11351 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11352 (LIB_SPEC): Make unconditional, update comment.
11353 (TARGET_C99_FUNCTIONS): Define.
11354 * config/darwin.opt: Sort.
11355 (mmacosx-version-min=): New.
11356 * config/darwin7.h: Delete.
11357 * config/darwin8.h: Delete.
11358 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11359 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11360 (TARGET_C99_FUNCTIONS): Define.
11361 * config/rs6000/darwin7.h: New.
11362 * config/rs6000/darwin8.h: New.
11363 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11364 (-mmacosx-version-min): Document.
11366 2005-07-07 Ian Lance Taylor <ian@airs.com>
11368 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11370 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11372 PR middle-end/22239
11373 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11375 2005-07-07 Khem Raj <kraj@mvista.com>
11377 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11378 in bytes, not words.
11380 2005-07-07 Paul Brook <paul@codesourcery.com>
11382 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11383 DEFAULT_FUNCTION_ARG_PADDING to upward.
11385 2005-07-07 Richard Henderson <rth@redhat.com>
11387 * function.c (locate_and_pad_parm): Record parameter alignment in
11388 stack_alignment_needed.
11390 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11392 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11393 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11394 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11395 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11396 (define_attr "type"): Add isync, sync, load_l, store_c.
11397 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11398 Create scratch volatile MEM.
11399 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11401 (load_locked_<mode>): New.
11402 (store_conditional_<mode>): New.
11403 (sync_compare_and_swap<mode>): Replace with splitter.
11404 (sync_lock_test_and_set<mode>): Replace with splitter.
11405 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11407 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11408 is ics. Attribute isync.
11409 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11411 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11412 and UNSPECV_SYNC_OP.
11413 (emit_unlikely_jump): New.
11414 (emit_load_locked): New.
11415 (emit_store_conditional): New.
11416 (rs6000_split_compare_and_swap): New.
11417 (rs6000_split_lock_test_and_set): New.
11418 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11419 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11420 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11421 rs6000_split_lock_test_and_set): Declare.
11422 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11423 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11424 store_c, isync, sync.
11426 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11428 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11429 filenames to gtyp-gen.h.
11430 (s-typ-gen): Use it in place of for loops.
11432 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11434 * hooks.c (hook_bool_rtx_int_false): New function.
11435 * hooks.h (hook_bool_rtx_int_false): Declare.
11436 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11437 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11438 * target.h (struct gcc_target): Add commutative_p member.
11439 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11440 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11441 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11442 (pa_commutative_p): New function.
11443 * jump.c (target.h): Include.
11444 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11445 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11447 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11449 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11450 (s390_expand_setmem): New.
11451 * config/s390/s390.c: Likewise.
11452 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11454 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11455 general_operand. Call new function "s390_expand_setmem".
11456 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11457 ("setmem_long", "*setmem_long"): ... this.
11459 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11461 * config/s390/s390.c: (optimization_options): Enable
11462 TARGET_MVCLE at -Os.
11463 * doc/invoke.texi: Document changes in default behaviour.
11464 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11466 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11468 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11469 defined by back-end.
11471 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11473 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11474 all sets in the pattern.
11475 * config/rs6000/rs6000.md (stack_protect_testsi,
11476 stack_protect_testdi): Likewise.
11478 2005-07-06 Jeff Law <law@redhat.com>
11480 * tree-vrp.c (simplify_using_ranges): Kill.
11481 (vrp_finalize): Remove call to simplify_using_ranges.
11482 (simplify_stmt_using_ranges): New function extracted from
11483 simplify_using_ranges.
11484 (simplify_div_or_mod_using_ranges): Likewise.
11485 (simplify_abs_using_ranges): Likewise.
11486 (simplify_cond_using_ranges): New function.
11487 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11488 * tree-ssa-propagate.c (substitute_and_fold): Call
11489 simplify_stmt_using_ranges if we have range information.
11491 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11493 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11494 ia64_flag_schedule_isns2.
11496 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11497 reading/writing general registers.
11498 (ia64_function_arg): Revert 2005-06-18 change.
11500 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11502 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11503 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11505 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11507 * function.c (expand_function_end): Revert part of 2005-06-27
11508 patch. Do sjlj_emit_function_exit_after after return_label.
11510 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11512 * doc/install.texi (--disable-libssp): New.
11514 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11516 * doc/invoke.texi: Update -fforce-mem documentation.
11517 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11518 code for -fforce-mem.
11519 * expmed.c: (store_bit_field,store_fixed_bit_field,
11520 extract_bit_field): Ditto.
11521 * expr.c: (convert_move): Ditto.
11522 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11523 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11524 emit_conditional_add,expand_float,expand_fix): Ditto.
11525 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11526 (common_handle_option): Issue warning when -fforce-mem specified.
11528 2005-07-06 Paul Brook <paul@codesourcery.com>
11530 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11532 * configure: Regenerate.
11534 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11536 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11538 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11540 Fix PR tree-optimization/22319
11541 Fix PR tree-optimization/22140
11542 Fix PR tree-optimization/22310
11544 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11545 variable sized types.
11546 Use correct type for intermediate structure on *a = *b structure
11549 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11551 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11553 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11554 (machine_function): Move typedef to...
11555 * config/rs6000/rs6000.c (machine_function): ... here. Add
11556 varargs_save_offset field.
11557 (rs6000_stack_t): Remove varargs_size field.
11558 (setup_incoming_varargs): Allocate varargs save area using
11559 assign_stack_local, try to make it as small as possible.
11560 Save offset from virtual_stack_vars_rtx to the save area
11561 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11562 instead of magic 8 when fp word byte size is used.
11563 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11564 instead of -RS6000_VARARGS_SIZE.
11565 (rs6000_stack_info, debug_stack_info,
11566 rs6000_initial_elimination_offset): Remove all traces of
11568 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11569 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11570 RS6000_VARARGS_AREA.
11572 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11574 PR tree-optimization/21963
11575 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11576 constant_multiple_of in the same way get_computation_cost_at does.
11578 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11580 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11581 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11582 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11583 and return its previous value.
11584 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11585 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11587 (stack_protect_set, stack_protect_test): New expanders.
11588 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11589 stack_protect_testdi): New insns.
11590 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11591 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11593 2005-07-06 Jeff Law <law@redhat.com>
11595 * tree-ssa-dce.c (cfg_altered): New global.
11596 (tree_dce_init): Initialize cfg_altered.
11597 (remove_dead_stmt): If we remove an edge in the CFG, then set
11599 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11602 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11604 * Makefile.in (stamp-collect-ld): Use
11605 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11606 ./collect-ld if it already exists.
11607 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11608 Don't remove ./nm if it already exists.
11610 2005-07-05 Devang Patel <dpatel@apple.com>
11612 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11613 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11614 * tree-vectorizer.c (vect_loop_location): New.
11615 (vect_print_dump_info): Use vect_loop_location.
11616 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11617 (vectorize_loops): Set vect_loop_location.
11618 * tree-vect-analyze.c (vect_analyze_offset_expr,
11619 vect_determin_vectorization_factor, vect_analyze_operations,
11620 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11621 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11622 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11623 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11624 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11625 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11626 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11627 vect_analyze_loop): Adjust vect_print_dump_info API.
11628 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11629 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11630 vect_finish_stmt_generation, vectorizable_assignment,
11631 vectorizable_operation, vectorizable_store, vectorizable_load,
11632 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11633 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11634 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11635 vect_transform_loop): Same.
11636 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11637 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11640 2005-07-05 Randolph Chung <tausq@debian.org>
11642 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11643 * configure: Regenerate.
11644 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11645 (pa_tls_referenced_p): Declare.
11646 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11647 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11648 (legitimize_tls_address): New.
11649 (hppa_legitimize_address): Handle TLS addresses.
11650 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11651 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11652 (emit_move_sequence): Handle TLS addresses.
11653 (pa_encode_section_info): Call default handler to handle common
11655 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11656 (CONSTANT_ADDRESS_P): Reject TLS operands.
11657 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11658 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11659 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11660 (UNSPEC_TLSLE): Define new constants.
11661 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11662 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11663 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11664 (tie_symbolic_operand, tle_symbolic_operand): New
11666 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11668 * aclocal.m4: Update macros for autoconf 2.59 style.
11669 * configure.ac: Likewise.
11671 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11673 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11674 (function_arg): Pass small aggregates in general registers on 32-bit
11676 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11678 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11680 * Makefile.in (final.o): Fix dependencies.
11682 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11686 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11687 * langhooks.c (lhd_expr_to_decl): New.
11688 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11690 (LANG_HOOKS_INITIALIZER): Update.
11691 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11692 expr_to_decl langhook.
11693 * c-tree.h (c_expr_to_decl): Declare.
11694 * c-typeck.c (c_expr_to_decl): New.
11695 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11697 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11699 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11702 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11703 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11705 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11707 * Makefile.in: Adjust dependencies.
11708 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11709 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11710 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11711 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11712 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11713 rest_of_compilation.
11715 * bb-reorder.c (gate_duplicate_computed_gotos,
11716 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11717 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11718 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11719 pass_partition_blocks): New.
11720 * bt-load.c (gate_handle_branch_target_load_optimize,
11721 rest_of_handle_branch_target_load_optimize,
11722 pass_branch_target_load_optimize): New.
11723 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11725 * cfglayout.c (pass_insn_locators_initialize): New.
11726 * cfgrtl.c (pass_free_cfg): New.
11727 * combine.c (gate_handle_combine, rest_of_handle_combine,
11728 pass_combine): New.
11729 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11730 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11731 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11732 * except.c (pass_set_nothrow_function_flags,
11733 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11735 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11736 rest_of_handle_shorten_branches, pass_shorten_branches,
11737 rest_of_clean_state, pass_clean_state): New.
11738 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11739 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11740 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11742 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11743 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11744 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11745 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11747 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11748 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11749 pass_rtl_ifcvt, gate_handle_if_after_combine,
11750 rest_of_handle_if_after_combine, pass_if_after_combine,
11751 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11752 pass_if_after_reload): New.
11753 * integrate.c (pass_initial_value_sets): New.
11754 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11755 pass_purge_lineno_notes): New.
11756 * mode-switching.c (rest_of_handle_mode_switching,
11757 pass_mode_switching): New.
11758 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11759 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11761 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11762 pass_loop_optimize): New.
11763 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11765 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11767 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11768 pass_postreload_cse): New.
11769 * profile.c (gate_handle_profiling, pass_profiling,
11770 rest_of_handle_branch_prob, pass_branch_prob): New.
11771 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11772 pass_split_before_regstack, gate_handle_split_before_regstack,
11773 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11774 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11775 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11776 pass_stack_regs): New.
11777 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11778 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11779 pass_stack_adjustments): New.
11780 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11781 pass_regrename): New.
11782 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11783 pass_delay_slots, gate_handle_machine_reorg,
11784 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11785 * rtl.h (extern void purge_line_number_notes): New.
11786 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11787 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11789 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11791 * value-prof.c (gate_handle_value_profile_transformations,
11792 rest_of_handle_value_profile_transformations,
11793 pass_value_profile_transformations): New.
11794 * var-tracking.c (gate_handle_var_tracking,
11795 pass_variable_tracking): New.
11796 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11798 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11799 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11800 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11801 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11802 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11803 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11804 rest_of_handle_gcse2, rest_of_handle_regmove,
11805 rest_of_handle_tracer, rest_of_handle_if_conversion,
11806 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11807 rest_of_handle_web, rest_of_handle_branch_prob,
11808 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11809 rest_of_handle_jump_bypass, rest_of_handle_combine,
11810 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11811 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11812 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11813 rest_of_handle_mode_switching, rest_of_handle_jump,
11814 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11815 rest_of_handle_flow2, rest_of_handle_jump2,
11816 rest_of_handle_peephole2, rest_of_handle_postreload,
11817 rest_of_handle_shorten_branches, rest_of_clean_state,
11818 rest_of_compilation): Remove.
11820 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11821 * passes.c (dump_flags, in_gimple_form, all_passes,
11822 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11823 register_dump_files, next_pass_1, last_verified, execute_todo,
11824 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11825 from tree-optimize.c.
11826 (init_optimization_passes): Moved from tree-optimize.c,
11827 adding the RTL optimizations.
11828 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11829 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11830 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11831 register_dump_files, next_pass_1, last_verified, execute_todo,
11832 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11833 init_tree_optimization_passes, ipa_passes): Delete.
11834 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11836 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11837 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11839 (ipa_passes): Remove.
11840 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11841 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11842 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11843 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11844 (dump_info_p, dump_flag): Moved to tree-dump.h.
11846 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11848 * passes.c (finish_optimization_passes): Use dump_begin
11849 and dump_end, TDI_end.
11850 (gate_rest_of_compilation): New.
11851 (pass_rest_of_compilation): Use it.
11852 (gate_postreload, pass_postreload): New.
11853 * toplev.c (general_init): Rename init_tree_optimization_passes.
11854 * toplev.h (init_tree_optimization_passes): Rename to
11855 init_optimizations_passes.
11856 * tree-dump.c (dump_flag): Make static.
11857 (dump_files): Remove RTL dumps.
11858 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11859 pass_cleanup_cfg, pass_free_cfg_annotations,
11860 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11861 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11862 * tree-pretty-print.c: Include tree-pass.h.
11863 * cgraph.c: Include tree-dump.h.
11865 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11867 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11868 Only fall back to saying it points to readonly memory if
11869 we can't do better.
11871 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11873 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11874 * config/m32r/m32r.c (m32r_compute_frame_size,
11875 m32r_expand_prologue): Take current_function_profile into
11876 account whenever we reference
11877 current_function_uses_pic_offset_table.
11878 (m32r_finalize_pic): Remove.
11879 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11881 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11883 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11884 instead of $<. Don't remove ./as if it already exists.
11886 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11889 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11890 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11891 for complex modes when generating code for PA 1.0.
11892 (VALID_FP_MODE_P): New macro.
11893 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11894 sets for all general and floating point modes. Align wide floating
11895 point modes to even register boundaries to comply with architectural
11897 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11898 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11899 (VALID_FP_MODE_P): New macro.
11900 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11901 sets for all general and floating point modes. Align wide floating
11902 point modes to even register boundaries to comply with architectural
11905 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11907 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11910 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11912 * tree-ssa-structalias.c: Don't include expr.h.
11914 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11916 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11919 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11921 Fix PR tree-optimization/22279
11923 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11926 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11928 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11930 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11932 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11933 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11934 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11935 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11936 config/stormy16/stormy16.c, config/v850/v850.c,
11937 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11938 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11939 Avoid "." or "\n" at end of diagnostics and capital letters at
11940 start of diagnostics.
11941 * combine.c, cse.c: Don't translate dump file output.
11942 * toplev.c (print_version): Only translate output if going to
11945 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11947 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11948 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11951 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11953 * pa.c (fix_range): Fix typo in comment.
11955 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11957 * tree-vrp.c (extract_range_from_assert): Replace
11958 fold (build (...)) with fold_build2.
11960 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11962 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11963 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11964 (format_types_orig, handle_format_attribute): Add support for
11967 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11969 * varasm.c (assemble_variable): Fix format specifier thinko.
11971 2005-07-03 Ira Rosen <irar@il.ibm.com>
11973 PR tree-optimization/22029 (and 22135)
11974 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11975 a phi node before calling dump_vops.
11977 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11979 * tree-dump.h (dump_string_field): Declare.
11980 * tree-dump.c: Use it instead of dump_string.
11981 (dump_string_field): Make non-static.
11983 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11985 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11986 up the minimal CFG stuff always when optimize > 0. Call
11987 split_all_insns_noflow in PIC case if needed.
11989 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11990 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11993 * c-decl.c (c_write_global_declarations): Dump contents of
11995 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11996 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11997 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11998 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12001 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12003 * c-common.h (GCC_DIAG_STYLE): Define.
12004 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12005 version for format checking to 4.1.
12006 * c-format.c: Include toplev.h after c-common.h.
12007 (enum format_type): Add gcc_tdiag_format_type.
12008 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12009 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12010 (format_types_orig): Add gcc_tdiag.
12011 (init_dynamic_diag_info): Support gcc_tdiag formats.
12012 (handle_format_attribute): Likewise.
12013 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12014 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12015 version for format checking to 4.1.
12016 (warning0, warning, error, pedwarn, sorry): Use
12017 ATTRIBUTE_GCC_DIAG.
12018 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12019 (finish_aliases_1): Do not use %qE.
12020 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12021 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12022 Correct format bugs.
12023 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12024 parameter to unsigned HOST_WIDE_INT.
12025 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12027 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12029 PR middle-end/21742
12030 * expr.c (write_complex_part): Use adjust_address for MEM.
12031 (read_complex_part): Same.
12033 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12035 Fix PR tree-optimization/22280
12037 * tree-sra.c (generate_element_init): Remove useless loop.
12039 2005-07-02 Richard Henderson <rth@redhat.com>
12041 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12043 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12045 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12047 PR middle-end/14490
12048 * fold-const.c (fold_binary): Handle the return value of
12049 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12050 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12052 2005-07-02 Jeff Law <law@redhat.com>
12054 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12055 a eliminate type conversion which feeds an equality comparison
12056 if the original type or either operand in the comparison is a
12059 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12061 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12062 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12064 * config/avr/avr.c: Do not use '`' as left quote.
12065 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12066 Remove "." from end of diagnostics. Make diagnostics start with
12069 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12070 Joseph S. Myers <joseph@codesourcery.com>
12072 * toplev.c (default_tree_printer): Handle setting location with
12074 * c-objc.common.c (c_tree_printer): Likewise.
12075 * c-format.c (gcc_diag_flag_specs): Add '+'.
12076 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12077 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12079 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12080 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12081 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12082 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12083 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12084 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12085 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12086 format arguments where %J is used without %D.
12088 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12090 * gcc.c (LINK_SSP_SPEC): Define.
12091 (link_ssp_spec): New variable.
12092 (LINK_COMMAND_SPEC): Add %(link_ssp).
12093 (static_specs): Add link_ssp_spec.
12094 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12095 * configure: Rebuilt.
12096 * config.in: Rebuilt.
12098 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12099 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12100 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12101 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12102 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12103 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12104 -0x7008(2) instead of reading __stack_chk_guard variable.
12105 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12107 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12108 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12109 if TARGET_THREAD_SSP_OFFSET is defined.
12110 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12111 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12114 2005-06-27 Richard Henderson <rth@redhat.com>
12115 * libgcc-std.ver (GCC_4.1.0): New.
12116 * libgcc.h (__stack_chk_guard): Declare.
12117 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12118 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12119 * mklibgcc.in (lib2funcs): Add them.
12121 2005-07-01 Richard Henderson <rth@redhat.com>
12123 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12124 void * before struct sigcontext *.
12125 (x86_fallback_frame_state): Likewise.
12127 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12129 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12131 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12134 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12135 we check for SSA_NAME for.
12137 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12139 Fix PR tree-optimization/22071
12141 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12143 (get_constraint_for_component_ref): Use it.
12145 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12148 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12149 print out the last new line.
12151 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12153 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12154 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12155 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12156 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12157 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12158 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12159 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12160 (enum reg_class): New member CC0_REGS.
12161 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12162 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12163 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12164 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12165 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12166 Adjust for register now described.
12168 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12171 * config/i386/i386.md (stack_protect_test_si,
12172 stack_protect_test_di): Add earlyclobber for scratch 3.
12173 * config/rs6000/rs6000.md (stack_protect_testsi,
12174 stack_protect_testdi): Add earlyclobber for scratch 3,
12175 remove earlyclobber from scratch 4.
12177 Older entries for 2005 can be found in ChangeLog-2005.