1 2005-12-16 Steven Bosscher <stevenb@suse.de>
3 * loop-invariant.c (move_loop_invariants): Add missing hunk from
4 the previous patch, to nullify df.
6 2005-12-16 Steven Bosscher <stevenb@suse.de>
8 * reorg.c (mostly_true_jump): Clean up code depending on
9 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
10 poor man's branch prediction, instead rely on REG_BR_PROB
11 notes to be available.
13 2005-12-16 Jakub Jelinek <jakub@redhat.com>
15 PR rtl-optimization/24899
16 * loop.c (strength_reduce): Don't reduce giv that is not always
17 computable and where add_val or mult_val can trap.
19 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
21 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
23 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
24 names of ms1-16-002 files.
26 2005-12-16 Alan Modra <amodra@bigpond.net.au>
29 * gcc.c (for_each_path): New function.
30 (add_to_obstack, file_at_path): New functions.
31 (struct file_at_path_info, struct add_to_obstack_info): New.
32 (build_search_list): Rewrite using for_each_path. Constify struct
33 path_prefix pointer. Add do_multi param. Adjust all callers.
34 (find_a_file): Similarly, but just change existing param to bool.
35 (putenv_from_prefixes): Add do_multi param, make "paths" const.
36 (do_spec_path): Delete.
37 (struct spec_path_info): New.
38 (spec_path): New function.
39 (do_spec_1): Use for_each_path for %D and %I.
40 (find_file): Adjust for find_a_file changes.
41 (main): Search multilibs for specs. Print multilib lib path for
42 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
43 (read_specs): Search multilibs for %include and %include_noerr.
44 (is_directory): Remove second string param. Change last param
45 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
46 check path is a dir. Update all callers.
47 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
48 * system.h (SMALL_ARG_MAX): Poison.
49 * config.gcc: Don't define SMALL_ARG_MAX.
50 * config.host: Likewise.
51 * config.build: Likewise.
53 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
55 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
56 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
57 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
58 simplify_logical): Move simplifications that do not require
59 additional infrastructure...
60 * simplify-rtx.c (simplify_unary_operation_1,
61 simplify_binary_operation_1): ... here.
63 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
66 * flow.c (mark_used_dest_regs): New function.
67 (mark_used_regs): Call mark_used_dest_regs.
69 2005-12-16 Jeff Law <law@redhat.com>
71 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
72 represent a use and definition of the same SSA_NAME.
74 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
75 Janis Johnson <janis187@us.ibm.com>
76 Ben Elliston <bje@au.ibm.com>
78 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
79 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
80 * target.h (struct gcc_target): Add decimal_float_supported_p.
81 * targhooks.c (default_scalar_mode_supported_p): Handle
83 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
84 of inf, nan, finite, isinf and isnan.
85 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
86 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
87 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
88 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
89 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
90 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
91 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
92 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
93 Pedwarn if decimal floating point types are used. Error if
94 decimal floating point is not supported by the target.
95 (finish_declspecs): Return type from DFP typespec_word.
96 * c-typeck.c (c_common_type): Choose the decimal floating point
97 type with the greater precision when determining a common type.
98 (convert_arguments): Warn if there is a mismatch between argument
99 and prototype for decimal float types. Warn of conversions with
100 binary float types and of precision narrowing due to prototype.
101 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
102 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
103 (c_token_starts_declspecs): Likewise.
104 (c_parser_attributes): Likewise.
105 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
106 RID_DFLOAT64, RID_DFLOAT128.
107 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
108 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
109 (shorten_compare): Convert DFP/BFP operands to a common type.
110 (c_common_modes_and_builtins): Register built-in decimal float
111 types if the target supports them.
112 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
113 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
114 inf, nan, finite, isinf and isnan builtins.
115 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
116 (builtin_define_float_constants): Assert non-decimal radix.
117 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
118 Call builtin_define_decimal_float_constants for each type.
119 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
120 flags. Use real_from_string3, which can handle binary or decimal
122 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
123 cts_dfloat64, cts_dfloat128.
124 * tree.c (build_common_tree_nodes_2): Add decimal float types.
125 * tree.h (enum tree_index): Add new enumeration values
126 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
127 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
128 (dfloat32_type_node): New macro.
129 (dfloat64_type_node, dfloat128_type_node): Likewise.
130 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
131 (dfloat128_ptr_type_node): Likewise.
132 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
133 bit decimal floating point types with "df", "dd" and "dl".
134 * c-format.h (enum format_lengths): Add new enumeration values
135 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
136 * c-format.c (printf_length_specs, scanf_length_specs): Add
137 entries for H, D, DD.
138 (print_char_table, scan_char_table): Use new entries.
139 (asm_fprintf_char_table, gcc_diag_char_table,
140 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
142 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
143 (DECIMAL64_TYPE_SIZE): Likewise.
144 (DECIMAL128_TYPE_SIZE): Likewise.
145 (TARGET_DEC_EVAL_METHOD): Likewise.
146 * doc/extend.texi (Decimal Float): New node.
147 (Constructing Calls): Document decimal float built-ins.
148 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
149 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
150 * ginclude/decfloat.h: New file.
152 2005-12-16 Alan Modra <amodra@bigpond.net.au>
154 * reload.c (find_reloads): Fix comment typo.
155 * recog.h (recog_memoized): Correct comment.
157 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
159 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
160 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
161 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
162 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
163 * doc/invoke.texi, doc/tm.texi: Fix typos.
165 2005-12-16 Ben Elliston <bje@au.ibm.com>
167 * real.c (decimal_quad_format): Correct values for emin, emax.
169 2005-12-15 DJ Delorie <dj@redhat.com>
171 * config/m32c/predicates.md (m32c_psi_scale): New.
172 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
173 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
175 2005-12-16 Jan Hubicka <jh@suse.cz>
177 PR rtl-optimization/25224
178 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
181 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
182 Steven Bosscher <stevenb@suse.de>
184 * loop-invariant.c (df): New global variable.
185 (find_defs, check_dependencies, find_invariant_insn, record_uses,
186 find_invariants_bb, find_invariants_body, find_invariants,
187 find_invariants_to_move, move_invariants, free_inv_motion_data,
188 move_single_loop_invariants, move_loop_invariants): Do not pass df in
191 2005-12-15 Jakub Jelinek <jakub@redhat.com>
193 * varasm.c (default_unique_section_1): Use special section
194 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
196 2005-12-16 Ben Elliston <bje@au.ibm.com>
198 * doc/invoke.texi (Warning Options): Document -Walways-true being
201 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
204 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
205 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
206 __floatunditf): Use #error if type sizes don't match requirements
208 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
209 as wider floating-point type. Use #error if type sizes don't
210 match requirements of implementation. Avoid overflow in computing
211 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
212 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
213 (__floatundisf, __floatundidf): Likewise.
214 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
215 * config/ia64/ia64.c (ia64_init_libfuncs): Use
216 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
217 TFmode-TImode conversions.
218 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
220 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
222 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
223 Use builtin_define_with_int_value() instead of
224 adding a new check for every new major FreeBSD version.
226 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
228 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
230 2005-12-15 Richard Sandiford <richard@codesourcery.com>
232 * config/arm/predicates.md (call_memory_operand): New.
233 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
235 2005-12-15 Andrew Haley <aph@redhat.com>
237 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
238 against prev_cache_entry == NULL when moving a cache entry to the
241 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
243 * config/mt/mt.c (mt_override_options): Require lower case
244 architectures. Revert accidental default to ms2.
245 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
246 ENDFILE_SPEC): Require lower case architectures. Revert default
249 * doc/invoke.texi (MT Options): Rename and update.
250 * doc/md.texi (MorphoTech family): Rename and update.
252 2005-12-15 Olivier Hainque <hainque@adacore.com>
254 * stor-layout.c (layout_type): Don't complain about a too small
255 an array element type size compared to its alignment when the
258 2005-12-15 Jan Hubicka <jh@suse.cz>
261 * i386.c (classify_argument): Properly adjust offset of bitfield for
264 2005-12-15 Richard Sandiford <richard@codesourcery.com>
266 * final.c (final_scan_insn): Flip in_cold_section_p when changing
267 between the hot and cold sections. Use current_function_section
268 to get the new section.
269 * dwarf2out.c (output_line_info): Use in_cold_section_p to
270 determine whether we are assembling hot or cold code.
271 (secname_for_decl, dwarf2out_var_location): Likewise.
272 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
273 * varasm.c (last_text_section): Delete.
274 (in_cold_section_p): New variable.
275 (hot_function_section): New function.
276 (current_function_section): Pass in_cold_section_p as the
277 reloc argument to select_section. Use it to decide between
278 unlikely_function_section and hot_function_section.
279 (assemble_start_function): Use switch_to_section. Set
280 in_cold_section_p instead of last_text_section.
281 (assemble_end_function): Use switch_to_section.
282 (switch_to_section): Don't set last_text_section.
283 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
284 argument to make the right choice between hot and cold sections.
286 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
288 Second part of MS1->MT renaming
289 * config/mt/mt.md (doloop_end): Call mt_add_loop.
290 (movqi, movhi): Call mt_set_memflags.
291 (*movdf_internal): Call mt_split_words.
292 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
294 (cmpsi): Store to mt_compare_op[01].
295 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
296 bungt, bunle, bunlt): Call mt_emit_cbranch.
297 (prologue): Call mt_expand_prologue.
298 (epilogu): Call mt_expend_epilogue.
299 (eh_return): Call mt_expand_eh_return.
300 (eh_epilogue): Call me_emit_eh_epilogue.
301 (conditional_trap): Store to mt_compare_op[01].
302 * config/mt/crti.asm: Adjust comment.
303 * config/mt/crtn.asm: Adjust comment.
304 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
305 (mt_compare_op0, mt_compare_op1): Renamed.
306 (current_frame_info, zero_frame_info): Adjust type.
307 (mt_ucmpsi3_libcall): Renamed.
308 (mt_flag_delayed_branch): Renamed.
309 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
310 (mt_nops_required, mt_nop_reasons): Renamed.
311 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
312 mt_debug_stack, mt_print_operand_simple_address,
313 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
314 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
315 mt_function_arg_advance, mt_arg_partial_bytes,
316 mt_pass_by_reference, mt_function_arg_boundary,
317 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
318 mt_legitimate_address_p): Renamed, adjusted.
320 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
321 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
322 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
323 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
324 mt_expand_eh_return, mt_emit_eh_prologue,
325 mt_handl_interrupt_attribute): Renamed, adjusted.
326 (mt_attribute_table): Renamed, adjusted.
327 (mt_initial_elimination_offset, mt_generate_compare,
328 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
329 mt_secondary_reload_class, mt_function_value, mt_split_words,
330 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
331 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
332 (mt_labels): Renamed.
333 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
334 mt_machine_reorg): Renamed, adjusted.
335 (mt_attribute_table: Renamed.
336 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
337 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
338 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
339 * config/mt/mt.opt (march): Set mt_cpu_string.
340 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
341 (TARGET_CPU_CPP_BUILTINS): Adjust.
342 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
344 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
345 (MT_MIN_INT): Renamed.
346 (RETURN_ADDR_RTX): Adjust.
347 (struct mt_frame_info): Renamed.
348 (current_frame_info): Adjust type.
349 (INITIAL_ELIMINATION_OFFSET): Adjust.
350 (MT_NUM_ARG_REGS): Renamed.
351 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
352 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
353 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
354 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
355 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
356 (mt_compare_op0, mt_compare_op1): Renamed.
357 * config/mt/mt-protos.h: Rename prototypes.
359 2005-12-15 Richard Guenther <rguenther@suse.de>
361 * tree-flow.h (okay_component_ref_for_subvars): Remove.
362 (get_ref_base_and_extent): Declare.
363 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
364 (get_ref_base_and_extent): New function.
365 * tree-ssa-alias.c (find_used_portions): Use it.
366 * tree-ssa-structalias.c (get_constraint_for_component_ref):
368 * tree-ssa-operands.c (get_expr_operands): Likewise.
370 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
372 * combine.c: Remove force_to_mode's fourth parameter.
373 (force_to_mode): Do not handle REG.
374 (canon_reg_for_combine): New.
375 (make_field_assignment): Use it where the removed argument was non-NULL.
377 2005-12-15 Alan Modra <amodra@bigpond.net.au>
380 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
381 error_mark_node. Make alignment params unsigned.
382 * config/rs6000/rs6000-protos.h
383 (rs6000_special_round_type_align): Update prototype.
384 (rs6000_machopic_legitimize_pic_address): Remove arg names.
386 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
388 PR rtl-optimization/25310
389 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
390 of the eliminable register when substituting into a PLUS.
392 2005-12-14 Jakub Jelinek <jakub@redhat.com>
395 * config/i386/i386.c (ix86_force_to_memory): Always use
396 SImode push for HImode in -m32.
397 (ix86_free_from_memory): Likewise.
399 2005-12-14 Richard Sandiford <richard@codesourcery.com>
401 * gcc/config/arm/arm.md: Provide a big-endian version of the
402 (zero_extend:SI (subreg:QI ...)) splitter.
404 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
406 * struct-equiv.c (note_local_live): Handle hard regs with different
409 2005-12-14 Jeff Law <law@redhat.com>
411 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
412 to a structure containing state rather than a pointer to bool.
413 (case ARRAY_REF): New code to handle folding some array references.
414 (case ADDR_EXPR): Note when we are processing expressions found
415 within an ADDRE_EXPR.
416 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
417 for state variables rather than just a pointer to a boolean.
418 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
419 handling of constant string references.
421 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
423 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
424 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
425 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
426 Move other tst* patterns to retain partial order.
428 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
430 * config/s390/s390.md ("d0", "1"): New mode attributes.
431 ("<shift>di3", "<shift>si3"): Merge.
432 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
433 ("ashrdi3", "ashrsi3"): Merge.
434 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
435 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
436 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
437 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
438 ("*ashrdi3", "*ashrsi3"): Merge.
439 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
441 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
443 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
444 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
445 ("*extendqidi2", "*extendqisi2") Merge.
446 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
447 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
448 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
449 Move some patterns to retain partial ordering.
451 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
453 * config/s390/s390.md ("atype", "length"): Rewrite.
454 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
456 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
458 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
460 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
462 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
463 PARALLELs with a mode.
465 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
467 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
470 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
472 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
474 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
478 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
481 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
483 2005-12-14 Jakub Jelinek <jakub@redhat.com>
487 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
488 DECL_P, call get_section rather than get_named_section. Supply
491 2005-12-14 Ben Elliston <bje@au.ibm.com>
493 * c-common.c (c_common_truthvalue_conversion): Generalise warning
494 for addresses converted to booleans; not just function addresses.
495 * c-typeck.c (build_binary_op): Warn for address comparisons which
496 can never be NULL (eg. func == NULL or &var == NULL).
497 * common.opt (Walways-true): New option.
498 * c-opts.c (c_common_handle_option): Set it with -Wall.
499 * doc/invoke.texi: Document it.
501 2005-12-13 Paul Brook <paul@codesourcery.com>
503 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
504 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
506 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
508 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
509 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
511 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
512 (EXTRA_MULTILIB_PARTS): Define.
514 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
516 PR rtl-optimization/20070 / part1
517 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
518 count_or_remove_death_notes with kill == -1.
519 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
520 registers if PROP_POST_REGSTACK is set.
521 (mark_used_reg): Likewise.
522 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
523 REG_UNUSED notes for stack regs.
524 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
525 to match rtx_equiv_p machinery. Change caller.
526 (outgoing_edges_match): Likewise.
527 (try_crossjump_to_edge): Use struct_equiv_block_eq
528 instead of flow_find_cross_jump.
529 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
530 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
531 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
532 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
533 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
534 (insns_match_p): Update prototype.
535 (flow_find_cross_jump): Remove prototype.
536 (struct_equiv_block_eq, struct_equiv_init): Declare.
537 (rtx_equiv_p, condjump_equiv_p): Likewise.
538 * struct-equiv.c: Include reload.h.
539 (IMPOSSIBLE_MOVE_FACTOR): Define.
540 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
541 (struct_equiv_improve_checkpoint): Likewise.
542 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
543 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
544 (struct_equiv_merge, find_dying_input): Likewise.
545 (resolve_input_conflict, note_local_live): Likewise.
546 (death_notes_match_p): Change parameters and processing
547 to match rtx_equiv_p machinery. Change caller.
548 (insns_match_p): Likewise.
549 (flow_find_cross_jump): Replace with:
550 (struct_equiv_block_eq).
552 Back out this change:
553 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
554 * recog.c (verify_changes): Make it static.
555 * recog.h: Remove the corresponding prototype.
557 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
559 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
562 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
564 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
565 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
566 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
567 TARGET_MS1_64_001 appropriately.
568 (ms1_machine_reorg): Use TARGET_MS2.
570 2005-12-13 Jakub Jelinek <jakub@redhat.com>
574 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
575 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
576 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
577 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
578 Set mode to SI, adjust constraints.
579 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
580 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
583 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
585 * c-cppbuiltin.c (builtin_define_float_constants): Add
586 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
587 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
588 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
589 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
590 to "((double)%sL)" otherwise "%s".
592 2005-12-13 Paul Brook <paul@codesourcery.com>
594 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
597 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
599 * tree-flow.h: Allow compilation with a C++ compiler.
600 (struct edge_prediction): Prefix all field names with "ep_".
601 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
602 (tree_predict_edge, combine_predictions_for_bb): Likewise.
603 (remove_predictions_associated_with_edge): Likewise.
605 2005-12-12 Jeff Law <law@redhat.com>
607 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
609 * passes.c (init_optimization_passes): Run reassociation again
610 after loop optimizations.
612 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
614 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
616 (optimize_stmt): Ditto.
617 (canonicalize_comparison): New function.
618 * tree-ssa-operands.c (swap_tree_operands): Make external.
619 (get_expr_operands): Stop auto-canonicalization.
620 * tree-ssa-reassoc.c: Rewrite.
621 (init_optimization_passes):
622 * tree-flow.h (swap_tree_operands): Prototype.
623 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
625 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
627 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
628 indicate function epilogue has been output.
629 (pa_asm_output_mi_thunk): Likewise.
630 (output_deferred_plabels): Put plabels in readonly data section when
631 not generating PIC code.
632 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
633 information. Add assert.
634 (som_output_comdat_data_section_asm_op): New function.
635 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
636 instead of output_section_asm_op for COMDAT sections.
638 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
640 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
641 Fix whitespace in vincinity of to-be-installed changes.
642 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
643 (insns_match_p): Likewise.
645 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
647 * config.gcc (ms1): Replace with ...
649 * config/ms1: Rename to ...
650 * config/mt: ... here. Rename ms1 files to mt.
651 * config/mt/mt.c: Adjust gt-mt.h #include.
652 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
653 (crti.o, crtn.o): Adjust file names.
655 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
657 * varray.h: Allow compilation with a C++ compiler.
658 (union varray_data_tag): Prefix all field names with "vdt_".
659 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
660 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
661 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
662 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
663 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
664 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
665 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
666 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
667 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
668 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
669 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
670 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
671 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
672 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
673 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
674 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
675 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
676 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
677 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
678 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
679 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
680 VARRAY_TOP_TREE_PTR): Likewise.
681 * varray.c (varray_grow): Likewise.
682 (varray_clear): Likewise.
684 2005-12-12 Alan Modra <amodra@bigpond.net.au>
687 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
688 alignment to doubleword if the first field is a double array.
689 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
691 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
693 * tree-ssa-structalias.c (process_constraint): Remove code to
694 transform addressofs into scalar.
695 (create_variable_info_for): In whole-program IPA, globals don't
696 point to ANYTHING by default.
698 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
700 * timevar.def (TV_IPA_PTA): New.
701 * tree-pass.h (pass_ipa_pta): New
702 * tree-ssa-structalias.c: Include cgraph.h
704 (predbitmap_obstack): New.
705 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
706 (struct constraint_stats): Add num_edges.
707 (new_var_info): Don't call bitmap_clear.
708 (struct constraint_edge): Update docs.
709 (new_constraint_edge): Remove src param.
710 (struct constraint_graph): Add zero_weight_succs,
711 zero_weight_preds. Update docs.
712 (constraint_expr_equal): Reformat.
713 (constraint_edge_equal): Update for removal of src.
714 (constraint_edge_less): Ditto.
715 (constraint_edge_vec_find): Ditto.
716 (erase_graph_self_edge): Update for removal of src and and zero
718 (clear_edges_for_node): Ditto.
719 (add_graph_edge): Ditto.
720 (get_graph_weights): Ditto.
721 (allocate_graph_weights): Ditto.
722 (merge_graph_nodes): Ditto.
723 (int_add_graph_edge): Ditto.
724 (valid_graph_edge): Ditto.
725 (valid_weighted_graph_edge): Ditto.
726 (build_constraint_graph): Ditto.
728 (collapse_nodes): Ditto.
729 (process_unification_queue): Ditto.
731 (solve_graph): Ditto.
732 (do_structure_copy): Ditto.
733 (perform_var_substitution): Ditto.
734 Init and release obstack.
735 (handle_ptr_arith): Try to resolve directly.
736 (find_func_aliases): Don't call update_alias_info here
737 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
738 (do_sd_constraint): Add code for propagating faster.
740 (do_ds_constraint): Ditto.
741 (count_num_arguments): New function.
742 (create_function_info_for): Ditto.
743 (create_variable_info_for): Handle FUNCTION_DECL.
744 (intra_create_variable_infos): Use make_constraint_to_anything.
745 (init_alias_vars): Init obstacks here.
746 (need_to_solve): Handle zero weight graph changes.
747 (compute_points_to_sets): Call update_alias_info here.
748 (delete_points_to_sets): Free zero weight preds/succs here.
750 (ipa_pta_execute): New
752 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
754 * tree-ssa-structalias.c (var_anyoffset): Removed.
755 (anyoffset_tree): Ditto.
756 (anyoffset_id): Ditto.
757 (do_deref): Take vector of constraints, no return value.
758 Update to work on vector.
759 (get_constraint_for): Ditto.
760 (get_constraint_for_component_ref): Ditto.
761 (do_structure_copy): Ditto.
762 (handle_ptr_arith): Ditto.
763 (find_func_aliases): Ditto.
764 (set_uids_in_ptset): Remove anyoffset handling.
765 (init_base_vars): Ditto.
767 2005-12-10 Mark Mitchell <mark@codesourcery.com>
770 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
771 DECL_EXTERNAL functions have no bodies. Tidy.
773 2005-12-10 Andreas Schwab <schwab@suse.de>
775 * except.c (switch_to_exception_section): Only define if
776 TARGET_UNWIND_INFO is not defined.
778 2005-12-10 Richard Sandiford <richard@codesourcery.com>
780 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
781 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
783 2005-12-10 Richard Sandiford <richard@codesourcery.com>
785 * output.h (init_section, fini_section): Delete.
786 * varasm.c (init_section, fini_section): Delete.
787 (init_varasm_once): Don't initialize them.
788 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
789 there are no corresponding varasm.c variables.
791 2005-12-10 Richard Sandiford <richard@codesourcery.com>
793 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
794 of EH_FRAME_SECTION_NAME into...
795 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
797 * except.c (default_exception_section): Delete, moving most
799 (switch_to_exception_section): ...this new function. Set
800 exception_section if it is still null, then switch to it.
801 (output_function_exception_table): Use switch_to_exception_section.
802 * varasm.c (exception_section, eh_frame_section): Update comments.
803 (get_section): Hoist use of SECTION_NAMED.
804 (init_varasm_once): Don't set exception_section and eh_frame_section.
805 * output.h (default_exception_section): Delete.
806 (default_eh_frame_section): Delete.
808 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
810 * config/bfin/bfin.c: Include "cgraph.h".
811 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
812 Return the reg that holds the pointer to the GOT.
813 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
814 doing stack checking.
816 2005-12-09 Diego Novillo <dnovillo@redhat.com>
818 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
819 recompute_tree_invarant_for_addr_expr.
820 Update uses everywhere.
822 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
824 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
825 (MULTILIB_DIRNAMES): Define.
827 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
830 * config/s390/s390.c (struct s390_address): New field literal_pool.
831 (s390_decompose_address): Compute literal_pool field. Do not
832 assume register %r13 is always (and solely) used as pool base.
833 (s390_extra_constraint_str): Use literal_pool field.
835 2005-12-09 Thiemo Seufer <ths@networkno.de>
837 * config/mips/mips.c (override_options): Don't allow too small
838 integers in FP registers.
840 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
842 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
843 targetm.binds_local_p to check for local function calls.
845 2005-12-09 Alan Modra <amodra@bigpond.net.au>
848 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
849 call_used_regs can't be used to save reg in another reg.
851 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
852 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
854 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
856 * except.c (output_ttype): Likewise.
857 * tree-object-size.c (collect_object_sizes_for): Likewise.
858 (check_for_plus_in_loops_1): Likewise.
859 (check_for_plus_in_loops): Likewise.
860 (compute_object_sizes): Use gcc_unreachable instead of abort.
862 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
864 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
865 (loop_end, loop_init, doloop_end): New insns.
866 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
867 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
868 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
869 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
870 * config/ms1/ms1.c: #include basic-block.h
871 (struct machine_function): Add has_loops field.
873 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
874 (struct loop_info, struct loop_work): New.
875 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
876 (ms1_reorg_loops): New loop optimization.
877 (ms1_machine_reorg): Call it.
878 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
880 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
882 PR tree-optimization/25248
883 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
884 evolution_of_loop from the failed attempt. Remove handling
887 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
889 * tree.h (DECL_EXTERNAL): Clarify documentation.
891 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
892 Jakub Jelinek <jakub@redhat.com>
895 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
896 argument. Don't drop outer ANDs.
897 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
898 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
900 * config/s390/predicates.md (setmem_operand): Remove.
901 (shift_count_operand): Rename to...
902 (shift_count_or_setmem_operand): ... this. Adjust
903 s390_decompose_shift_count caller.
904 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
905 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
906 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
907 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
908 rotl<mode>3_and, setmem_long_and): New insns.
909 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
910 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
911 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
912 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
913 of shift_count_operand.
914 (setmem_long): Use shift_count_or_setmem_operand instead of
917 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
918 Andreas Tobler <a.tobler@schweiz.ch>
920 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
923 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
925 * expr.c (force_operand): Use convert_to_mode for conversions.
927 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
929 * reload.h (reg_equiv_invariant): Declare.
930 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
931 register also when reg_equiv_invariant[R] is set.
933 2005-12-07 Richard Sandiford <richard@codesourcery.com>
934 Andreas Tobler <a.tobler@schweiz.ch>
936 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
938 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
940 * tree-ssa-pre.c (bitmap_set_and): New function.
941 (bitmap_set_and_compl): New function.
942 (bitmap_set_empty_p): New function.
943 (insert_extra_phis): New function.
944 (compute_avail): Use insert_extra_phis.
946 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
948 * config/s390/s390.c (s390_expand_atomic): New function.
949 Adjust comment of helper functions.
950 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
951 * config/s390/s390.md ("ATOMIC"): New code macro.
952 ("atomic"): Corresponding new code attribute.
953 ("sync_lock_test_and_set[hq]i",
954 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
956 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
958 * config/s390/s390.c (s390_expand_mask_and_shift,
959 struct alignment_context, init_alignment_context,
960 s390_expand_cs_hqi): New.
961 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
962 * config/s390/s390.md ("sync_compare_and_swaphi",
963 "sync_compare_and_swapqi"): New pattern.
965 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
967 Fix PR tree-optimization/25291
968 * tree-ssa-operands.c (add_call_clobber_ops): Remove
969 redundant and crashing check.
971 2005-12-08 Alan Modra <amodra@bigpond.net.au>
974 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
975 tests further when !strict && reload_in_progress.
976 (print_operand): Check that both operands of indexed address are regs.
977 (print_operand_address): Likewise.
978 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
979 (INT_REG_OK_FOR_BASE_P): Correct.
981 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
983 Preparation for PR rtl-optimization/20070 / part1
984 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
985 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
986 outgoing_edges_match.
987 (outgoing_edges_match): Use condjump_equiv_p.
988 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
990 * struct-equiv.c: New file.
991 (death_notes_match_p) New function, broken out of insns_match_p.
992 * Makefile.in (OBJS-common): Add struct-equiv.o.
993 (struct-equiv.o): New target.
995 2005-12-07 Richard Sandiford <richard@codesourcery.com>
997 * coretypes.h: Revert previous change.
998 * config/darwin.h: Revert previous reversion.
999 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1001 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1003 * coretypes.h (section): Provide dummy definition for target files.
1004 * config/darwin.h: Revert previous change.
1006 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1008 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1009 * configure.ac: Remove all.build and install-normal from target_list
1010 * configure: Regenerate.
1011 * Makefile.in (install): Don't depend on install-normal.
1013 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1015 * Makefile.in: Document the use of stamps.
1017 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1019 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1020 * Makefile.in: Add code to compute some dependencies on s-gtype
1021 automatically. Remove the declaration of those dependencies.
1023 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1025 * gcc/reload.c (push_secondary_reload): Fix typo:
1026 s/insn_constraint/scratch_constraint/.
1028 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1030 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1032 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1034 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1035 (alpha_elf_select_rtx_section): Return the selected section rather
1036 than emitting assembly code.
1037 (alpha_write_linkage): Emit a ".link" directive directly and then
1038 set in_section to NULL.
1039 (vms_asm_out_constructor): Use switch_to_section.
1040 (vms_asm_out_destructor): Likewise.
1041 (unicosmk_output_common): Set in_section to NULL instead of calling
1042 the dummy common_section function.
1043 (unicosmk_text_section): Delete in favor of...
1044 (unicosmk_output_text_section_asm_op): ...this new function.
1045 (unicosmk_data_section): Delete in favor of...
1046 (unicosmk_output_data_section_asm_op): ...this new function.
1047 (unicosmk_init_sections): New function.
1048 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1049 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1050 the dummy ssib_section function.
1051 (unicosmk_section_buf): Delete.
1052 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1053 (unicosmk_data_section): Delete.
1054 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1055 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1056 (SECTION_FUNCTION_TEMPLATE): Delete.
1057 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1058 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1059 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1060 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1061 (TARGET_ASM_INIT_SECTIONS): Define.
1062 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1063 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1064 (link_section, literals_section): Delete.
1065 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1066 set in_section to NULL.
1068 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1069 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1070 (COMMON_SECTION): Delete.
1071 (TARGET_ASM_INIT_SECTIONS): Define.
1072 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1073 the dummy common_section function.
1074 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1075 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1076 between readonly_data_section and text_section to check whether
1077 read-only data is being put in the text section.
1078 (arm_output_function_epilogue): Use switch_to_section.
1079 (arm_elf_asm_constructor): Likewise.
1080 (thumb_call_via_reg): Replace call to in_text_section with
1081 a comparison between in_section and text_section.
1082 (arm_file_end): Use switch_to_section.
1083 (aof_text_section): Delete in favor of...
1084 (aof_output_text_section_asm_op): ...this new function.
1085 (aof_data_section): Delete in favor of...
1086 (aof_output_data_section_asm_op): ...this new function.
1087 (aof_asm_init_sections): New function.
1088 (zero_init_section): Moved from config/arm/aof.h.
1089 (aof_dump_imports, aof_file_start): Use switch_to_section.
1090 * config/arm/arm.h (thumb_call_via_label): Update comment.
1091 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1092 (common_section): Delete.
1093 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1094 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1095 global switch_to_section function instead of the old port-local one.
1096 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1097 (SWITCH_TO_SECTION_FUNCTION): Delete.
1098 (drectve_section): Redefine as a macro.
1099 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1100 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1103 * config/avr/avr.c (progmem_section): New variable.
1104 (avr_output_progmem_section_asm_op): New function.
1105 (avr_asm_init_sections): New function.
1106 (avr_output_addr_vec_elt): Use switch_to_section.
1107 * config/avr/avr.h (progmem_section): Declare.
1108 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1109 (READONLY_DATA_SECTION): Delete.
1110 (TARGET_ASM_INIT_SECTIONS): Define.
1111 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1112 * config/avr/avr-protos.h (progmem_section): Delete.
1114 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1116 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1117 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1119 * config/darwin-sections.def: New file.
1120 * config/darwin.c: Define all sections in darwin-sections.def.
1121 (output_objc_section_asm_op, darwin_init_sections): New functions.
1122 (machopic_output_indirection): Use switch_to_section.
1123 (machopic_select_section): Return the selected section rather than
1124 emitting assembly code. Replace the static function table with
1125 inline conditional expressions. Update the tests of last_text_section
1126 and move them into the FUNCTION_DECL block.
1127 (machopic_select_rtx_section): Return the selected section rather than
1128 emitting assembly code.
1129 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1130 (darwin_file_end): Use switch_to_section.
1131 * config/darwin.h: Use darwin-sections.def to declare sections.
1132 (INIT_SECTION_ASM_OP): Remove empty definition.
1133 (HAS_INIT_SECTION): Define this instead.
1134 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1135 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1136 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1137 (TARGET_ASM_INIT_SECTIONS): Define.
1138 * config/darwin-protos.h (darwin_init_sections): Declare.
1139 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1140 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1141 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1142 (constructor_section, destructor_section, mod_init_section): Delete.
1143 (mod_term_section): Delete.
1144 (darwin_exception_section, darwin_eh_frame_section): Delete.
1145 (machopic_select_section): Return a section.
1146 (machopic_select_rtx_section): Likewise.
1147 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1148 (const_section, const_coal_section, const_data_section): Delete.
1149 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1150 (literal4_section, literal8_section, constructor_section): Delete.
1151 (mod_init_section, mod_term_section, destructor_section): Delete.
1152 (objc_class_section, objc_meta_class_section, objc_category_section)
1153 (objc_class_vars_section, objc_instance_vars_section): Delete.
1154 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1155 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1156 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1157 (objc_symbols_section, objc_module_info_section): Delete.
1158 (objc_image_info_section, objc_protocol_section): Delete.
1159 (objc_string_object_section, objc_constant_string_object_section)
1160 (objc_class_names_section, objc_meth_var_names_section): Delete.
1161 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1162 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1163 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1164 (darwin_exception_section, darwin_eh_frame_section): Delete.
1165 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1167 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1168 (frv_asm_out_destructor): Likewise.
1169 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1170 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1171 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1173 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1174 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1175 (data_section): Delete.
1177 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1178 (DRECTVE_SECTION_FUNCTION): Delete.
1179 (drectve_section): Redefine as a macro that sets in_section after
1180 emitting the directive.
1181 (SWITCH_TO_SECTION_FUNCTION): Delete.
1182 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1183 in_text_section with comparison between in_section and text_section.
1184 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1185 rather than emitting assembly code. Use get_named_section.
1186 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1188 (machopic_output_stub): Use switch_to_section.
1189 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1190 (nwld_named_section_asm_out_destructor): Use get_section and
1193 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1194 rather than emitting assembly code.
1195 (ia64_rwreloc_select_section): Likewise.
1196 (ia64_rwreloc_select_rtx_section): Likewise.
1197 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1198 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1200 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1201 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1203 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1204 section rather than emitting assembly code.
1205 (iq2000_select_section): Likewise.
1206 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1207 (sbss_section): Delete.
1209 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1210 and get_named_section.
1211 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1213 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1214 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1215 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1216 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1218 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1219 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1220 global switch_to_section function instead of the old port-local one.
1221 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1222 (SWITCH_SECTION_FUNCTION): Delete.
1223 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1224 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1225 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1226 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1228 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1229 global switch_to_section function instead of the old port-local one.
1230 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1232 * config/mips/mips.c (mips_file_start): Update comment.
1233 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1234 (mips_output_aligned_decl_common): Use switch_to_section.
1235 (mips_select_rtx_section): Return the section rather than emitting
1236 assembly code. Use get_named_section.
1237 (mips_function_rodata_section: Likewise get_section.
1238 (build_mips16_function_stub): Use switch_to_section.
1239 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1240 (SDATA_SECTION_ASM_OP): Delete.
1241 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1242 (EXTRA_SECTION_FUNCTIONS): Delete.
1244 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1245 (mmix_asm_output_aligned_local): Use switch_to_section.
1247 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1248 (som_one_only_readonly_data_section): New variables.
1249 (pa_output_function_epilogue): Set in_section to NULL instead of
1250 calling forget_section.
1251 (output_deferred_plabels): Use select_section.
1252 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1253 of calling forget_section.
1254 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1255 (pa_asm_output_aligned_local): Use select_section.
1256 (som_text_section_asm_op): Delete in favor of...
1257 (som_output_text_section_asm_op): ...this new function.
1258 (pa_som_asm_init_sections): New function.
1259 (pa_select_section): Return the section rather than emitting
1261 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1262 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1263 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1264 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1265 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1266 (som_readonly_data_section, som_one_only_readonly_data_section)
1267 (som_one_only_data_section, forget_section): Delete.
1268 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1269 (TARGET_ASM_INIT_SECTIONS): Define.
1270 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1272 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1273 (private_data_section, read_only_private_data_section): New variables.
1274 (sdata2_section, toc_section): New variables.
1275 (rs6000_file_start): Use switch_to_section.
1276 (rs6000_assemble_integer): Use comparisons against in_section
1277 instead of calling in_toc_section and in_text_section. Use
1278 unlikely_text_section_p.
1279 (rs6000_elf_output_toc_section_asm_op): New function, derived
1280 from the old rs6000/sysv4.h toc_section function.
1281 (rs6000_elf_asm_init_sections): New function.
1282 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1283 the section rather than emitting assembly code.
1284 (machopic_output_stub): Use switch_to_section.
1285 (toc_section): Delete dummy function.
1286 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1287 switch_to_section and get_section.
1288 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1289 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1290 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1291 the old rs6000/xcoff.h toc_section function.
1292 (rs6000_xcoff_asm_init_sections): New function.
1293 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1294 the section rather than emitting assembly code.
1295 (rs6000_xcoff_file_start): Use switch_to_section.
1296 (rs6000_xcoff_file_end): Likewise.
1297 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1298 (sdata2_section, sbss_section, private_data_section): Delete.
1299 (read_only_data_section, read_only_private_data_section): Delete.
1300 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1301 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1302 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1303 (FINI_SECTION_FUNCTION): Delete.
1304 (TARGET_ASM_INIT_SECTIONS): Define.
1305 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1306 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1307 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1308 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1309 (READONLY_DATA_SECTION): Delete.
1310 (TARGET_ASM_INIT_SECTIONS): Define.
1311 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1312 to NULL rather than no_section.
1313 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1315 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1317 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1318 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1319 from call to current_function_section.
1321 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1322 (bss100_section): New variable.
1323 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1324 (xstormy16_asm_init_sections): New function.
1325 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1326 switch_to_section and get_section.
1327 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1328 from calls to current_function_section.
1329 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1330 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1331 (TARGET_ASM_INIT_SECTIONS): Define.
1332 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1334 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1335 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1336 (FINI_SECTION_FUNCTION): Delete.
1338 * config/v850/v850.c: Include gt-v850.h.
1339 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1340 (zbss_section): New variables.
1341 (v850_output_aligned_bss): Use switch_to_section.
1342 (v850_asm_init_sections): New function.
1343 (v850_select_section): Return the section rather than emitting
1345 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1346 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1347 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1348 (TARGET_ASM_INIT_SECTIONS): Define.
1349 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1350 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1351 (zbss_section): Delete.
1353 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1355 * config/vx-common.h (vxworks_exception_section): Delete.
1356 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1358 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1359 section rather than emitting assembly code.
1360 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1363 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1364 * coretypes.h (section): New union and typedef.
1365 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1366 from call to current_function_section.
1367 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1368 (dbxout_symbol_location): Use switch_to_section.
1369 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1370 most of the code into...
1371 (default_eh_frame_section): ...here. Return a section.
1372 (collect2_eh_frame_section): Delete, moving most of the code into..
1373 (switch_to_eh_frame_section): ...this new function.
1374 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1375 (debug_macinfo_section, debug_line_section, debug_loc_section)
1376 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1378 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1379 eh_frame_section. Use switch_to_section and get_section.
1380 (dwarf2out_begin_prologue): Use switch_to_section.
1381 (AT_string_form): Check the flags in debug_str_section instead of
1382 DEBUG_STR_SECTION_FLAGS.
1383 (output_comp_unit): Use switch_to_section, get_section, and
1385 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1386 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1387 from call to current_function_section.
1388 (dwarf2out_var_location): Use unlikely_text_section_p.
1389 (dwarf2out_source_line): Use switch_to_section. Remove argument
1390 from call to current_function_section.
1391 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1392 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1393 debug_macinfo_section.
1394 (dwarf2out_init): Initialize the new section variables. Use them
1395 instead of calls to named_section_flags. Use switch_to_section.
1396 (output_indirect_string): Use switch_to_section and debug_str_section.
1397 (dwarf2out_finish): Use switch_to_section and the new section
1399 * except.c (default_exception_section): Return the section instead
1400 of emitting assembly code.
1401 (output_function_exception_table): Use the global exception_section
1402 variable instead of the target hook. Use switch_to_section. Remove
1403 argument from call to current_function_section.
1404 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1405 (shorten_branches): Use pointer comparisons to detect whether the
1406 text section is the same as readonly_data_section.
1407 (profile_function): Use switch_to_section. Remove argument from
1408 call to current_function_section.
1409 (final_scan_insn): Likewise. Update use of last_text_section.
1410 * gengtype.c (open_base_files): Add an include of output.h.
1411 * output.h (text_section, data_section, readonly_data_section)
1412 (ctors_section, dtors_section, bss_section, init_section)
1413 (fini_section, sdata_section): Turn into section pointers.
1414 (in_text_section, in_unlikely_text_section, exports_section)
1415 (drectve_section, named_section, mergeable_string_section)
1416 (last_text_section_name): Delete.
1417 (default_exception_section, default_eh_frame_section): Return sections.
1418 (SECTION_DECLARED, SECTION_NAMED): New macros.
1419 (SECTION_MACH_DEP): Bump value.
1420 (section_common, named_section, unnamed_section): New structures.
1421 (unnamed_section_callback): New typedef.
1422 (section): New union.
1423 (sbss_section, exception_section, eh_frame_section): New variables.
1424 (in_section, last_text_section): Turn into section pointers.
1425 (get_unnamed_section, get_section, get_named_section): New functions.
1426 (mergeable_constant_section, function_section): Return a section.
1427 (unlikely_text_section): Likewise.
1428 (current_function_section): Likewise. Remove the decl argument.
1429 (unlikely_text_section_p, switch_to_section): New functions.
1430 (output_section_asm_op): New function.
1431 (set_named_section_flags, named_section_flags, named_section_real)
1432 (named_section_first_declaration): Delete.
1433 (default_select_section, default_elf_select_section): Return a section.
1434 (default_elf_select_section_1, default_function_rodata_section)
1435 (default_no_function_rodata_section, default_select_rtx_section)
1436 (default_elf_select_rtx_section): Likewise.
1437 * rtl.h (in_data_section): Delete.
1438 * sdbout.c (sdbout_one_type): Use switch_to_section.
1439 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1440 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1441 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1442 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1443 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1444 (TARGET_ASM_OUT): Update after above changes.
1445 * target.h (init_sections): New hook.
1446 (exception_section, eh_frame_section): Delete.
1447 (select_section, select_rtx_section, function_rodata_section): Return
1448 a section rather than emitting assembly code.
1449 * varasm.c (text_section, data_section, readonly_data_section)
1450 (ctors_section, dtors_section, bss_section, init_section)
1451 (fini_section): Turn into section pointers.
1452 (sdata_section, sbss_section, exception_section): New variables.
1453 (eh_frame_section): New variable.
1454 (in_section): Make global and turn into a section pointer.
1455 (last_text_section): Turn into a section pointer.
1456 (unnamed_sections): New variable.
1457 (in_named_name, last_text_section_name): Delete.
1458 (EXTRA_SECTION_FUNCTIONS): Delete.
1459 (in_named_entry): Delete.
1460 (section_htab): New variable, replacing...
1461 (in_named_htab): ...this deleted variable.
1462 (section_entry_eq, section_entry_hash): New functions, based on...
1463 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1464 (get_unnamed_section, get_section): New functions.
1465 (unlikely_text_section): Return a section instead of emitting
1467 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1468 (get_named_section_flags, named_section_first_declaration): Delete.
1469 (unlikely_text_section_p): New function.
1470 (named_section_real, named_section): Delete.
1471 (get_named_section): New function.
1472 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1473 (function_section): Return a section rather than emitting
1475 (current_function_section): Likewise. Remove argument. Use
1476 last_text_section if nonnull, otherwise use function_section.
1477 (default_function_rodata_section): Return a section rather than
1478 emitting assembly code. Use get_section.
1479 (default_no_function_rodata_section): Return a section rather than
1480 emitting assembly code.
1481 (variable_section): Use switch_to_section and get_named_section.
1482 (mergeable_string_section): Return a section rather than emitting
1483 assembly code. Use get_section. Make static. Don't take special
1484 countermeasures for empty strings.
1485 (mergeable_constant_section): Return a section rather than emitting
1486 assembly code. Use get_section.
1487 (default_named_section_asm_out_destructor): Use switch_to_section
1489 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1490 (default_named_section_asm_out_constructor): Use switch_to_section
1492 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1493 (assemble_start_function): Likewise. Set last_text_section to
1494 NULL rather than no_section. Change the type of save_section.
1495 (assemble_zeros, assemble_variable): Use the section flags to detect
1496 whether or not a section is text.
1497 (assemble_static_space): Use switch_to_section.
1498 (assemble_trampoline_template): Likewise.
1499 (output_constant_def_contents): Use switch_to_section and
1501 (output_constant_pool_1): Use switch_to_section. Use the section
1502 flags to see whether sections contain mergeable data.
1503 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1504 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1505 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1506 whether a section has already been declared.
1507 (default_select_section, default_elf_select_section): Return a
1508 section rather than emitting assembly code.
1509 (default_elf_select_section_1): Likewise. Use bss_section for
1510 SECCAT_BSS if nonnull. Use get_named_section.
1511 (default_select_rtx_section): Return a section rather than
1512 emitting assembly code.
1513 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1514 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1515 (output_section_asm_op, switch_to_section): New functions.
1516 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1519 * doc/tm.texi: Expand the introduction to the sections documentation.
1520 (TRAMPOLINE_SECTION): Document new interface.
1521 (SDATA_SECTION_ASM_OP): Document new macro.
1522 (READONLY_DATA_SECTION): Delete.
1523 (SDATA_SECTION_ASM_OP): Document new macro.
1524 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1525 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1526 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1527 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1528 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1530 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1532 * gcc.c (init_gcc_specs): Match braces inside conditionally
1535 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1537 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1539 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1542 * tree.c (integer_all_onesp): Always return true if all bits on.
1544 * testsuite/g++.dg/init/array0.C: New.
1546 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1548 * doc/md.texi: Adapt to implementation.
1550 2005-12-06 Andreas Schwab <schwab@suse.de>
1552 * opts.c (decode_options): Fix typo in message.
1554 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1557 * longlong.h: Merge PPC tests from upstream.
1559 2005-12-06 Richard Guenther <rguenther@suse.de>
1561 * fold-const.c (fold_convert): Do not build and fold
1562 CONVERT_EXPR, but always use NOP_EXPR.
1564 2005-12-06 Jan Beulich <jbeulich@novell.com>
1566 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1567 __builtin_ia32_paddq and __builtin_ia32_subq.
1568 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1569 __builtin_ia32_pshufw.
1570 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1572 2005-12-05 James E Wilson <wilson@specifix.com>
1575 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1578 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1580 * print-tree.c (print_node): Ditto.
1581 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1582 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1583 before accessing DECL_ARTIFICIAL.
1584 Handle new tag tree codes.
1585 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1587 (unmodifiable_var_p): Ditto.
1588 * tree-flow.h (mem_tag_kind): Remove.
1589 (struct var_ann_d): Remove mem_tag_kind member.
1590 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1591 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1592 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1593 (group_aliases): Ditto.
1594 (setup_pointers_and_addressables): Ditto.
1595 (is_escape_site): Ditto.
1596 (may_alias_p): Ditto.
1597 (create_tag_raw): New function.
1598 (create_memory_tag): Use it.
1599 (dump_alias_info): Update for tags.
1600 (may_be_aliased): Ditto.
1601 (add_type_alias): Ditto.
1602 (new_type_alias): Ditto.
1603 (create_sft): Ditto.
1604 (create_structure_vars): Ditto.
1605 * tree-ssa-ccp.c (get_default_value): Ditto.
1606 * tree-ssa-operands.c (get_expr_operands): Ditto.
1607 (add_stmt_operand): Ditto.
1608 (add_call_clobber_ops): Remove duplicated condition.
1609 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1611 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1612 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1613 * tree.c (init_ttree): Update structures for new tree codes.
1614 (tree_code_size): Update sizes for new tree codes.
1615 (make_node_stat): Don't try to set common things on minimal
1617 (tree_node_structure): Update for tags.
1618 (is_global_var): Ditto.
1619 * tree.def: Add new tree codes.
1620 * tree.h (MTAG_P): New macro.
1621 (TREE_MEMORY_TAG_CHECK): Ditto.
1622 (SSA_VAR_P): Update for tags.
1623 (struct tree_memory_tag): New structure.
1624 (MTAG_GLOBAL): New macro.
1625 (union tree_node): Add memory tag member.
1626 * treestruct.def (TS_MEMORY_TAG): New.
1628 2005-12-05 Dale Johannesen <dalej@apple.com>
1630 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1631 what was approved (PR 24323).
1633 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1635 * doc/c-tree.texi (Function Bodies): Remove description of
1638 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1640 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1641 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1642 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1643 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1644 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1645 __divxc3): Document.
1647 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1649 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1651 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1652 hook_bool_void_false.
1653 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1654 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1656 * config/darwin.c (machopic_select_section): It's not defined
1657 as weak if it's only marked as weak_import.
1659 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1662 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1663 A hidden weak object does bind locally. Strong linkonce data
1664 counts like any other strong symbol for binding.
1665 (weak_finish_1): Don't specially handle weakrefs, they no longer
1667 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1668 * c-common.c (handle_alias_attribute): Allow static aliases
1670 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1671 * gthr-dce.h: Make weakrefs static.
1672 * gthr-tpf.h: Likewise.
1673 * gthr-solaris.h: Likewise.
1674 * gthr-posix.h: Likewise.
1675 * gthr-posix95.h: Likewise.
1676 * config/darwin.c (darwin_encode_section_info): static weakref
1677 variables are not necessarily defined in this translation unit.
1678 * doc/extend.texi (Function Attributes): Mention that an alias
1679 attribute creates a definition for the thing it's attached to.
1680 Change the documentation for weakref to say that the thing
1681 it's attached to must be static.
1683 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1684 we don't go into an infinite loop.
1686 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1688 * config/rs6000/predicates.md (logical_const_operand): Split
1689 out of logical_operand.
1690 (logical_operand): Use it.
1691 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1692 logical_const_operand.
1694 2005-12-05 Jan Beulich <jbeulich@novell.com>
1696 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1697 and IX86_BUILTIN_CMPNESS.
1698 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1699 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1700 * config/i386/i386.md (movti_internal): Correct type attribute.
1701 Simplify mode attribute.
1702 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1703 Correct type attribute.
1704 (absxf2): Correct operator.
1705 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1706 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1707 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1709 (sse2_vmsqrtv2df2): Correct mode attribute.
1711 2005-12-05 Jan Beulich <jbeulich@novell.com>
1713 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1714 16 bits. Provide insn pattern for this case.
1716 2005-12-05 Jan Beulich <jbeulich@novell.com>
1718 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1720 (__popcountDI2): Likewise.
1722 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1725 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1726 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1727 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1730 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1732 * c-typeck.c (null_pointer_constant_p): New function.
1733 (build_conditional_expr, build_c_cast, convert_for_assignment,
1734 build_binary_op): Use it.
1736 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1738 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1739 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1741 (check_function_arguments_recurse): Allow both NOP_EXPR and
1742 CONVERT_EXPR but check conversions preserve precision.
1743 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1744 but check conversions preserve precision.
1745 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1748 2005-12-04 Roger Sayle <roger@eyesopen.com>
1751 * common.opt (Wstring-literal-comparison): New command line option.
1752 * c-opts.c (c_common_handle_option): Set it with -Wall.
1753 * c-typeck.c (parser_build_binary_op): Issue warning if either
1754 operand of a comparison operator is a string literal, except for
1755 testing equality or inequality against NULL.
1757 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1759 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1761 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1762 of building a NOP_EXPR.
1763 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1765 * c-convert.c (convert): Use fold_convert instead of building
1766 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1767 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1769 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1770 NOP_EXPR the same as CONVERT_EXPR.
1771 * c-typeck.c (build_function_call): Use fold_convert instead of
1772 building a NOP_EXPR directly.
1773 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1775 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1777 PR rtl-optimization/25197
1778 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1781 2005-12-02 Stuart Hastings <stuart@apple.com>
1783 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1786 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1788 * c-typeck.c (default_function_array_conversion,
1789 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1790 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1791 orig_op2. Don't check them for NOP_EXPR.
1792 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1793 around integer zero.
1795 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1797 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1798 toc_save_offset, toc_size, lr_size.
1799 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1800 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1801 Adjust for removal of unused rs6000_stack_t fields.
1802 (debug_stack_info): Adjust.
1803 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1804 first, and don't bother checking for set/inc of lr on sibcalls.
1805 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1807 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1810 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1811 5 if operand 1 is not aligned. Undo previous constraint change.
1812 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1814 2005-12-02 Richard Guenther <rguenther@suse.de>
1816 * tree.h (build): Remove prototype.
1817 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1818 * tree.c (build): Remove.
1819 (build0_stat): Update comment.
1821 2005-12-02 Richard Guenther <rguenther@suse.de>
1823 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1824 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1826 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1827 maybe_fold_offset_to_component_ref): Likewise.
1828 * tree-ssa-dom.c (thread_across_edge,
1829 simplify_rhs_and_lookup_avail_expr,
1830 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1832 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1833 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1834 lower_try_finally_switch): Likewise.
1835 * tree-if-conv.c (add_to_dst_predicate_list,
1836 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1837 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1838 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1839 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1840 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1841 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1842 gimplify_init_ctor_eval, gimplify_init_constructor,
1843 gimplify_variable_sized_compare, gimplify_boolean_expr,
1844 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1845 gimplify_expr, gimplify_body, gimplify_function_tree,
1846 force_gimple_operand): Likewise.
1847 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1848 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1849 mx_register_decls): Likewise.
1850 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1851 get_frame_field, finalize_nesting_tree_1): Likewise.
1852 * tree-inline.c (setup_one_parameter): Likewise.
1853 * tree-vect-transform.c (vectorizable_condition): Likewise.
1854 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1856 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1857 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1858 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1859 * tree-chrec.h (build_polynomial_chrec): Likewise.
1861 2005-12-02 Richard Guenther <rguenther@suse.de>
1863 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1864 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1865 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1866 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1867 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1868 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1869 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1871 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1872 sh_adjust_unroll_max): Likewise.
1873 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1874 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1875 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1877 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1879 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1882 2005-12-02 Richard Guenther <rguenther@suse.de>
1884 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1885 simplify_cond_using_ranges): Use buildN instead of build.
1886 * tree-tailcall.c (adjust_accumulator_values,
1887 adjust_return_value): Likewise.
1888 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1889 generate_element_copy, generate_element_zero,
1890 generate_one_element_init): Likewise.
1891 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1892 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1893 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1894 perfect_nestify): Likewise.
1896 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1898 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1900 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1902 * ggc.h (GGC_RESIZEVEC): New.
1904 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1906 * gcc.c (execute): Improve readability.
1908 2005-12-02 Richard Guenther <rguenther@suse.de>
1910 * tree-cfg.c (mark_used_vars): New function.
1911 (dump_function_to_file): Dump only used VAR_DECLs.
1913 2005-12-02 Richard Guenther <rguenther@suse.de>
1915 * convert.c (convert_to_integer): Fix compare for nonpositive
1916 constant to use tree_int_cst_sgn <= 0.
1918 2005-12-02 Richard Guenther <rguenther@suse.de>
1920 * convert.c (convert_to_integer): Use fold_convert instead
1921 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1922 instead of comparing against 0. Use build_int_cst instead
1923 of converting integer_zero_node.
1925 2005-12-02 Richard Guenther <rguenther@suse.de>
1927 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1930 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1933 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1936 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1939 * function.c (expand_function_end): Emit blockage for unwinder
1942 2005-12-01 Roger Sayle <roger@eyesopen.com>
1944 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1945 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1946 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1947 integer constant comparisons.
1949 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1950 Janis Johnson <janis187@us.ibm.com>
1951 David Edelsohn <dje@watson.ibm.com>
1952 Ben Elliston <bje@au.ibm.com>
1954 * dfp.h, dfp.c: New files.
1955 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1956 (DECNUM_H): Likewise.
1957 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1958 (INCLUDES): Append $(DECNUMINC).
1959 (OBJS-common): Add dfp.o.
1961 * real.h (EXP_BITS): Pinch one bit to ..
1962 (struct real_value): Add decimal field.
1963 (real_format): Change table size, update documentation.
1964 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1965 (real_from_string3): Declare.
1966 (decimal_single_format): Declare.
1967 (decimal_double_format): Declare.
1968 (decimal_quad_format): Declare.
1969 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1970 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1971 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1972 * real.c: Include dfp.h.
1973 (normalize): Early return for decimal floats.
1974 (do_add): Zero decimal field.
1975 (do_compare): Call do_decimal_compare for decimal floats.
1976 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1977 (real_arithmetic): Call decimal_real_arithmetic for decimal
1978 floating point operands.
1979 (real_identical): If a and b are of differing radix, return false.
1980 (real_to_integer): Call decimal_real_to_integer if the value is a
1982 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1983 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1984 (real_to_hexadecimal): Place "N/A" in the return string for
1986 (real_from_string3): New variant, given a mode.
1987 (real_maxval): Use decimal_real_maxval for decimal floats.
1988 (round_for_format): Use decimal_round_for_format for decimals.
1989 (real_convert): Use decimal_real_convert where appropriate.
1990 (significand_size): Handle base 10.
1991 (encode_decimal_single, decode_decimal_single,
1992 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1993 decode_decimal_quad): New functions.
1994 (decimal_single_format): New.
1995 (decimal_double_format): New.
1996 (decimal_quad_format): New.
1997 * machmode.def: Add SD, DD and TD decimal floating point modes.
1998 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1999 Include MODE_DECIMAL_FLOAT.
2000 (DECIMAL_FLOAT_MODE_P): New.
2001 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2002 * genmodes.c (struct mode_data): Add counter field.
2003 (struct mode_data): Update comment for format.
2004 (blank_mode): Initialise counter field.
2005 (new_mode): Increment counter field for each mode defined.
2006 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2008 (make_complex_modes): Handle modes containing `D'.
2009 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2010 (make_decimal_float_mode): New.
2011 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2012 (cmp_modes): Compare counter field if other characteristics
2014 (emit_real_format_for_mode): Support formats for decimal floats.
2015 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2016 Document MODE_DECIMAL_FLOAT.
2018 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2020 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2023 2005-12-01 Richard Henderson <rth@redhat.com>
2025 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2027 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2029 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2031 * config/pa/pa.c (pa_init_builtins): If we detect
2032 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2035 2005-12-01 Richard Guenther <rguenther@suse.de>
2037 * fold-const.c (fold_binary): Use fold_build2, not
2040 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2042 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2044 * vec.h (VEC_block_remove): New.
2046 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2049 * c-common.c (lvalue_error): Fix wording.
2051 2005-12-01 Richard Guenther <rguenther@suse.de>
2053 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2054 thinko in last patch.
2056 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2058 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2059 than -flat_namespace.
2061 2005-12-01 Ben Elliston <bje@au.ibm.com>
2063 * mklibgcc.in: Parameterise the script to build soft float
2064 functions by iterating over each type, rather than cloning the
2067 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2070 * builtins.c (fold_builtin_fputs): Defer check for missing
2071 replacement functions.
2073 2005-11-30 Kean Johnston <jkj@sco.com>
2075 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2076 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2078 2005-11-30 Richard Guenther <rguenther@suse.de>
2080 PR tree-optimization/22501
2081 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2082 function split out from ...
2083 (forward_propagate_addr_expr): ... here. Use it to propagate
2084 ADDR_EXPRs to all uses.
2086 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2088 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2089 * builtins.c (expand_builtin_mathfn): Use them.
2090 (expand_builtin_mathfn_2): Likewise.
2091 (expand_builtin_mathfn_3): Likewise.
2092 (expand_builtin_int_roundingfn): Likewise.
2093 (expand_builtin): Likewise.
2094 (integer_valued_real_p): Likewise.
2095 (fold_builtin_int_roundingfn): Likewise.
2096 (fold_builtin_bitop): Likewise.
2097 (fold_builtin_logarithm): Likewise.
2098 (fold_builtin_1): Likewise.
2099 * convert.c (convert_to_integer): Likewise.
2100 * fold-const.c (negate_mathfn_p): Likewise.
2101 (tree_expr_nonnegative_p): Likewise.
2103 2005-11-30 Dale Johannesen <dalej@apple.com>
2104 Andrew Pinski <pinskia@physics.uc.edu>
2106 * combine.c (find_split_point): Sign extend bitmask
2107 when changing bitfield assignment to IOR of AND.
2109 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2111 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2112 clobber to scratch reg.
2113 (*decrement_and_branch_until_zero_no_clobber): Remove.
2114 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2115 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2116 * config/ms1/ms1.opt (mmul): Remove.
2117 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2118 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2120 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2121 Bernd Schmidt <bernd.schmidt@analog.com>
2123 * pa/predicates.md (symbolic_operand): Add comment.
2124 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2125 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2126 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2127 (pa_secondary_reload_class): Delete.
2128 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2129 and pa_secondary_reload_class. Reorder some checks. Update inline
2130 copy of symbolic operand.
2131 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2133 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2135 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2138 2005-11-30 Jeff Law <law@redhat.com>
2140 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2141 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2143 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2145 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2146 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2147 (ia64_expand_move): Adjust caller.
2149 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2150 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2153 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2155 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2156 Always produce an output if we can remove NEGs or canonicalize
2157 (minus (minus ...)) expressions. Provide a fast path for the
2159 (simplify_gen_binary): Do not call simplify_plus_minus.
2160 (simplify_binary_operation_1): Reassociate at the end of the
2163 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2165 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2166 moves and unpack to speed up.
2168 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2170 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2171 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2172 (gen_v9_scc): Update callers.
2173 * config/sparc/sparc.md: Likewise.
2174 * config/sparc/sparc-protos.h: Update extern declaration.
2176 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2178 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2180 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2183 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2185 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2186 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2187 (negate_expr): Here.
2189 2005-11-29 Ben Elliston <bje@au.ibm.com>
2191 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2192 Fix typo in comment.
2194 2005-11-29 Ben Elliston <bje@au.ibm.com>
2196 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2197 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2199 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2203 * builtins.c (init_target_chars): New.
2204 (expand_builtin_printf, expand_builtin_fprintf,
2205 expand_builtin_sprintf, fold_builtin_sprintf,
2206 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2207 fold_builtin_snprintf_chk, fold_builtin_printf,
2208 fold_builtin_fprintf): Check for matching format strings using
2211 2005-11-29 Paul Brook <paul@codesourcery.com>
2213 * config.gcc: Do not use fixproto on m68k-elf.
2215 2005-11-28 Roger Sayle <roger@eyesopen.com>
2217 * expmed.c (div_cost): Replace with...
2218 (sdiv_cost, udiv_cost): New.
2219 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2220 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2221 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2222 (expand_divmod): Replace use of div_cost with either sdiv_cost
2223 or udiv_cost depending upon the signedness of the operation.
2225 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2228 * config/darwin.c (machopic_indirection_name,
2229 machopic_output_indirection): Follow transparent alias chain.
2231 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2233 * varasm.c (ultimate_transparent_alias_target): Add comment.
2235 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2237 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2238 SET_SRC instead of XEXP where appropriate.
2240 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2242 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2245 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2247 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2248 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2251 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2253 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2254 secondary_input_reload_class, made static. Adapt to new
2256 (secondary_output_reload_class): Delete.
2257 (TARGET_SECONDARY_RELOAD): New macro.
2258 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2259 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2261 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2264 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2265 when its natural alignment is > BITS_PER_UNIT.
2266 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2267 * c-common.c (handle_packed_attribute): Ignore packing on a field
2268 whose type is naturally char aligned.
2270 2005-11-28 Richard Guenther <rguenther@suse.de>
2272 * c-common.c (strict_aliasing_warning): Handle all
2273 component-ref like accesses.
2275 2005-11-28 Roger Sayle <roger@eyesopen.com>
2276 Uros Bizjak <uros@kss-loka.si>
2279 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2280 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2281 when flag_unsafe_math_optimizations is set and
2282 we don't care about NaNs or Infinities.
2284 Move x/expN(y) and x/pow(y,z) transformation into common
2285 flag_unsafe_math_optimizations section.
2287 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2289 * gcc.c (main): Change type of argv to "char **".
2291 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2293 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2294 small data sections.
2295 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2296 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2297 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2298 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2299 output locals to sbss if !rs6000_elf_in_small_data_p.
2300 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2302 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2305 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2306 generated by reload.
2307 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2308 indexed_or_indirect_address.
2309 (indexed_or_indirect_address): Don't test for base reg. Call
2310 address_operand last. Make it a special predicate.
2312 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2314 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2316 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2319 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2321 (negate_expr): Likewise.
2323 2005-11-27 Andreas Schwab <schwab@suse.de>
2325 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2328 2005-11-27 Steven Bosscher <stevenb@suse.de>
2330 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2331 has EH predecessor edges.
2333 2005-11-26 Eric Christopher <echristo@apple.com>
2335 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2336 register stalls by zero extending to the full register.
2338 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2340 * config/floatunsisf.c, config/floatunsidf.c,
2341 config/floatunsixf.c, config/floatunsitf.c: New files.
2342 * config/ia64/t-hpux: Add floatunsitf.c.
2343 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2344 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2346 2005-11-26 Richard Henderson <rth@redhat.com>
2348 * c-lex.c (pragma_lex): Rename from c_lex.
2349 * c-pch.c: Update for pragma_lex rename.
2350 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2351 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2352 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2353 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2354 * doc/tm.texi: Likewise.
2356 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2359 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2360 when overflow is undefined.
2362 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2364 * doc/md.texi (Insn Canonicalizations): Refer to the
2365 function commutative_operand_precedence for further rules.
2367 2005-11-25 Roger Sayle <roger@eyesopen.com>
2370 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2371 is less than zero. Limit mult_cost to a reasonable upper bound for
2372 the synthetic multiplication sequence.
2374 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2377 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2378 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2379 Lookup the explicit replacement functions for any unlocked
2380 stdio builtin transformations.
2382 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2384 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2386 * targhooks.c (default_secondary_reload): Don't require operand 2
2387 for an input reload to be earlyclobber.
2389 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2391 * fold-const.c (negate_mathfn_p): Fix comment and add support
2392 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2395 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2398 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2399 _Q_ulltoq for unsigned conversions from SImode and DImode to
2402 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2404 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2405 (__floatundidf, __floatundisf): Likewise.
2407 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2409 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2410 (rs6000_override_options): Remove initialization of
2411 rs6000_sr_alias_set.
2412 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2413 (rs6000_emit_stack_tie): Same.
2414 (emit_frame_save): Same.
2415 (gen_frame_mem_offset): Same.
2416 (rs6000_emit_prologue): Same.
2417 (rs6000_emit_epilogue): Same.
2419 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2422 * fold-const.c (fold_build): Convert bool_var != 1 and
2423 bool_var == 0 to !bool_var.
2425 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2428 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2429 for C being INTEGER_CST. Likewise for !=.
2431 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2434 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2435 unsigned conversions from SImode to TFmode.
2437 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2439 * expr.c (expand_expr_real_1): Fix error in last change.
2441 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2443 * caller-save.c: (this_insn_sets): Move into:
2444 (save_call_clobbered_regs).
2445 (mark_set_regs): Get this_insn_sets from data.
2447 (save_call_clobbered_regs): Take sets of the return value by
2448 sibcalls into account.
2450 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2453 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2454 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2455 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2456 (memory_move_secondary_cost, init_reg_autoinc): Remove
2457 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2458 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2459 secondary_reload_class call.
2460 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2462 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2463 (push_secondary_reload): Use secondary_reload target hook.
2464 (secondary_reload_class, scratch_reload_class): New functions.
2465 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2466 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2467 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2468 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2469 (secondary_reload_class, scratch_reload_class): Declare.
2470 * reload1.c: Include target.h.
2471 (reload_adjust_reg_for_temp): New function.
2472 (reload_adjust_reg_for_icode): Likewise.
2473 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2474 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2476 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2477 for inheritance. Support case when both secondary & tertiary reloads
2478 are for intermediate registers.
2479 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2480 with secondary_reload_class call. Support case when both secondary
2481 & tertiary reloads are for intermediate registers.
2482 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2483 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2484 * target.h (secondary_reload_info): New struct / typedef.
2485 (struct gcc_target): New member secondary_reload.
2486 * targhooks.c Include reload.h, optabs.h and recog.h.
2487 (default_secondary_reload): New function.
2488 * targhooks.h (default_secondary_reload): Declare.
2489 * doc/tm.texi: Document secondary_reload target hook. Update
2490 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2491 * doc/md.texi: Likewise.
2493 * sh-protos.h (sh_secondary_reload): Declare.
2494 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2495 (sh_secondary_reload): New function.
2496 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2497 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2498 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2499 (HAVE_SECONDARY_RELOADS): Define.
2500 * sh.md (reload_indf): Rename to:
2502 (reload_outdf): Rename to:
2503 (reload_outdf__RnFRm).
2504 (reload_insf): Rename to:
2506 (reload_insi): Rename to:
2507 (reload_insi__i_fpul).
2509 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2511 * configure.ac: Require at least texinfo 4.4.
2512 * configure: Regenerate.
2514 * doc/install.texi (Tools/packages necessary for building GCC):
2515 Update required version of texinfo to at least 4.4.
2516 (Installing GCC: Building): Update required version of texinfo
2518 (Installing GCC: Final installation): Update required version
2519 of texi2dvi to at least 4.4.
2520 (Host/target specific installation notes for GCC): Update required
2521 version of texinfo to at least 4.4.
2523 2005-11-24 Richard Guenther <rguenther@suse.de>
2524 Dirk Mueller <dmueller@suse.de>
2527 * c-common.h (strict_aliasing_warning): Declare.
2528 * c-common.c (strict_aliasing_warning): New function,
2530 * c-typeck.c (build_c_cast): ... here.
2532 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2534 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2536 (swap_commutative_operands_with_target): New.
2538 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2540 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2541 also when doing PRE, rather than only for global CPROP.
2543 2005-11-24 Ben Elliston <bje@au.ibm.com>
2545 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2546 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2548 (expand_twoval_unop): Likewise.
2549 (widen_clz): Likewise.
2550 (expand_parity): Likewise.
2551 (expand_unop): Likewise.
2552 (emit_cmp_and_jmp_insn_1): Likewise.
2553 (prepare_float_lib_cmp): Likewise.
2555 2005-11-24 Ben Elliston <bje@au.ibm.com>
2557 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2558 Remove unused `class' variable.
2560 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2563 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2564 C/C++ diagnostic function warn_array_subscript_with_type_char.
2565 * c-common.h (warn_array_subscript_with_type_char): Declare.
2566 * c-common.c (warn_array_subscript_with_type_char): Define.
2568 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2571 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2572 compiling at the intersection of C and C++.
2574 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2576 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2577 List @file in the option summary. Include the libiberty
2578 documentation for @file.
2579 * gcc.c (main): Call expandargv.
2580 * Makefile.in (gcc-vers.texi): Define srcdir.
2582 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2584 * passes.c (init_optimization_passes): Document
2585 sequencing of passes.
2587 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2589 * config/m68k/predicates.md (pcrel_address, extend_operator,
2590 post_inc_operand, pre_dec_operand): Remove redundant
2592 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2594 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2596 2005-11-23 Ben Elliston <bje@au.ibm.com>
2598 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2600 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2602 Preparatory work for PR target/21623:
2603 * alpha.c (secondary_reload_class): Rename to:
2604 (alpha_secondary_reload_class).
2605 * alpha.h, alpha-protos.h: Likewise.
2606 * mn10300.c (secondary_reload_class): Rename to:
2607 (mn10300_secondary_reload_class).
2608 * mn10300.h, mn10300-protos.h: Likewise.
2609 * pa.c (secondary_reload_class): Rename to:
2610 (pa_secondary_reload_class).
2611 * pa.h, pa-protos.h: Likewise.
2612 * rs6000.c (secondary_reload_class): Rename to:
2613 rs6000_secondary_reload_class.
2614 * rs6000.h, rs6000-protos.h: Likewise.
2616 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2619 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2621 2005-11-22 Ian Lance Taylor <ian@airs.com>
2623 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2625 (prepare_cmp_insn): Likewise.
2627 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2630 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2631 if both operands[0] and operands[1] are memory.
2633 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2636 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2637 COMPARISON_CLASS_P and an integral types create create a new
2638 expression with the new type and fold that.
2640 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2643 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2644 to SUBTARGET_OS_CPP_BUILTINS.
2646 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2648 * arm.c (emit_set_insn): New function.
2649 (arm_split_constant): Call it.
2650 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2651 (arm_legitimize_address): Likewise. Use plus_constant.
2652 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2653 (thumb_expand_prologue): Likewise.
2654 (arm_gen_load_multiple): Use VOIDmode in SET.
2655 (arm_gen_store_multiple): Likewise.
2656 (vfp_emit_fstmx): Likewise. Use plus_constant.
2657 (emit_multi_reg_push): Likewise.
2658 (emit_sfm): Use plus_constant.
2660 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2663 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2666 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2669 * expmed.c (store_bit_field): Don't attempt to insv a field
2670 larger than the reg.
2672 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2675 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2676 explicit sign extension, not a (char) cast.
2678 2005-11-22 Ben Elliston <bje@au.ibm.com>
2680 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2681 GET_MODE_CLASS (x) == MODE_FLOAT.
2682 * config/i386/i386.c: Likewise.
2683 * config/rs6000/xcoff.h: Likewise.
2684 * config/rs6000/linux64.h: Likewise.
2685 * config/rs6000/rs6000.c: Likewise.
2686 * config/rs6000/rs6000.h: Likewise.
2687 * config/rs6000/predicates.md: Likewise.
2688 * config/rs6000/sysv4.h: Likewise.
2690 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2692 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2695 * config/alpha/freebsd.h, config/alpha/linux.h,
2696 config/arm/linux-elf.h, config/bfin/bfin.h,
2697 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2698 config/i386/beos-elf.h, config/i386/gnu.h,
2699 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2700 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2701 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2702 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2703 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2704 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2705 config/sparc/linux.h, config/sparc/linux64.h,
2706 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2708 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2709 are both defined when either flag -fpic or -fPIC are used.
2711 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2713 * config/fp-bit.c (clzusi): New function.
2714 (si_to_float, usi_to_float): Use it to compute proper shift.
2715 (usi_to_float): Preserve guard bits when shifting right.
2716 * libgcc-std.ver (GCC_4.2.0): New version.
2717 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2718 __floatundisf): New functions.
2719 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2720 __floatundisf): Declare.
2721 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2722 _floatundixf, and _floatunditf.
2723 * optabs.c (expand_float): If target does not define a pattern for
2724 signed or unsigned conversion, use an unsigned libcall instead of
2726 (init_optabs): Initialize ufloat_optab.
2728 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2730 * config/rs6000/rs6000.opt (mmulhw): New option.
2731 * doc/invoke.texi (-mmulhw): Document.
2732 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2734 * config/rs6000/rs6000.md: Add half-word multiply and
2735 multiply-accumulate instructions for 405 and 440.
2737 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2739 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2740 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2741 default now includes a linker group which makes the RTEMS one nest.
2743 2005-11-22 Ben Elliston <bje@au.ibm.com>
2745 * cse.c (fold_rtx): Typo fix.
2746 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2748 2005-11-21 Richard Henderson <rth@redhat.com>
2750 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2751 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2753 * c-tree.h (lookup_name): Move declaration ...
2754 * c-common.h (lookup_name): ... here.
2755 * config/darwin-c.c: Include c-common.h.
2756 * config/t-darwin: Update dependencies.
2758 2005-11-22 Ben Elliston <bje@au.ibm.com>
2760 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2761 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2762 * genopinit.c (gen_insn): Likewise.
2763 * reload.c (find_equiv_reg): Likewise.
2764 * loop.c (load_mems): Likewise.
2765 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2766 * cse.c (find_comparison_args, fold_rtx): Likewise.
2767 * dwarf2out.c (add_const_value_attribute): Likewise.
2768 * expr.c (convert_move): Likewise.
2769 * recog.c (general_operand, register_operand): Likewise.
2770 * reg-stack.c (replace_reg): Likewise.
2771 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2772 * c-common.c (handle_vector_size_attribute): Likewise.
2773 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2774 (simplify_binary_operation_1): Likewise.
2775 (simplify_const_binary_operation): Likewise.
2776 (simplify_relational_operation): Likewise.
2777 (simplify_const_relational_operation): Likewise.
2778 (simplify_immed_subreg): Likewise.
2779 * emit-rtl.c (gen_lowpart_common): Likewise.
2780 * expmed.c (expand_mult): Likewise.
2781 * stor-layout.c (layout_type): Likewise.
2783 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2786 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2787 cst2 only for SPE vectors.
2789 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2792 * config/rs6000/predicates.md (vrsave_operation): Check
2793 UNSPEC_VOLATILE value.
2795 2005-11-21 Jan Hubicka <jh@suse.cz>
2797 PR tree-optimization/24653
2798 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2800 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2802 * config/i386/predicates.md (ax_reg_operand): New predicate.
2803 (memory_displacement_only_operand): New predicate.
2804 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2805 operand is AX register and the other operand is memory operand
2806 with displacement only.
2808 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2810 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2811 if we don't care about NaNs or Infinities.
2813 2005-11-20 Ian Lance Taylor <ian@airs.com>
2815 PR rtl-optimization/24883
2816 * combine.c (combinable_i3pat): When checking whether the
2817 destination of i3 is used in i3, consider paradoxical subregs.
2819 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2822 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2824 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2826 * combine.c (try_combine): Do not run subst on i1src and i2src in
2827 the case of generating a PARALLEL for a comparison.
2829 2005-11-20 Richard Henderson <rth@redhat.com>
2832 * tree-sra.c (struct sra_elt): Add all_no_warning.
2833 (struct sra_walk_fns) <use>: Add use_all argument.
2834 (sra_walk_expr): Pass it.
2835 (sra_walk_modify_expr): Likewise.
2836 (scalarize_ldst): Likewise.
2837 (scan_use): Update for new argument.
2838 (mark_no_warning): New.
2839 (scalarize_use): Use it.
2841 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2843 * expr.c (expand_expr_real): Use usmul_optab for widening
2844 signed * unsigned multiplies.
2845 * genopinit.c (optabs): Add usmul_widen_optab.
2846 * optabs.c (init_optabs): Likewise.
2847 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2848 (usmul_widen_optab): Define.
2849 * config/bfin/bfin.md (usmulhisi3): New pattern.
2851 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2853 2005-11-20 Graham Stott <btinternet.com>
2855 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2857 2005-11-20 Andreas Schwab <schwab@suse.de>
2860 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2863 2005-11-19 Richard Henderson <rth@redhat.com>
2866 * tree-gimple.c (is_gimple_id): Export.
2867 * tree-gimple.h (is_gimple_id): Declare.
2868 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2869 (get_default_value): Use it.
2870 (maybe_fold_stmt_indirect): Likewise.
2872 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2874 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2875 than VR1 or vice-versa.
2877 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2881 * reload.c (find_reloads_address_1): Mention dependency on
2883 * reload1.c (gen_reload): For IN with an unary operation, try
2884 moving inner expression to OUT if trivial SET is not valid.
2885 Confirm that the result is valid. Move common code block into...
2886 (emit_insn_if_valid_for_reload): New function.
2888 2005-11-19 Richard Guenther <rguenther@suse.de>
2890 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2891 ARRAY_REFs of constant strings.
2893 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2895 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2896 fatal format string.
2898 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2900 * combine.c (make_compound_operation): Swap operands of
2901 commutative operation if necessary before returning.
2903 2005-11-19 Richard Guenther <rguenther@suse.de>
2906 * fold-const.c (fold_plusminus_mult_expr): New function.
2907 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2908 cases, remove now unnecessary code.
2910 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2912 * gensupport.c (old_preds): Rename to std_preds, add special field.
2913 (struct old_pred_table): Rename to struct std_pred_table, add special
2915 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2916 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2917 (init_predicate_table): Adjust, and set along the way whether a
2918 predicate is special.
2920 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2922 * BASE-VER: Change to 4.2.0.
2924 2005-11-18 James E Wilson <wilson@specifix.com>
2926 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2929 2005-11-18 Mike Stump <mrs@apple.com>
2931 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2932 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2933 * c-decl.c (lookup_name_two) Remove.
2934 * c-tree.h (lookup_name_two): Remove.
2935 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2936 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2937 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2938 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2940 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2943 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2944 when not generating code to use that co-processor.
2946 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2948 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2949 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2950 these functions are now in tree-phinodes.c.
2952 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2954 * config/bfin/bfin.md (trap): New pattern.
2956 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2958 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2961 * expr.c (expand_expr_real): Don't call record_block_change unless
2962 ib_boundaries_block is non-null
2964 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2966 * fold-const.c (build_range_check): Use proper type for subtraction
2967 when merging lower bound.
2969 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2971 PR rtl-optimization/24497
2972 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2975 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2977 * tree-scalar-evolution.c (expression_expensive_p): New function.
2978 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2980 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2982 * config/bfin/crtlibid.s: New file.
2984 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2987 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2988 when not using sjlj exceptions.
2989 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2990 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2991 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2992 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2993 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2994 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2995 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2996 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2997 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2998 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2999 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3000 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3001 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3003 * config/pa/hpux-unwind.h: New file.
3005 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3007 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3008 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3009 * varasm.c (do_assemble_alias): Adjust call.
3010 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3012 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3014 2005-11-17 James E Wilson <wilson@specifix.com>
3016 * tree.def (FUNCTION_DECL): Correct typo in comment.
3018 2005-11-17 Richard Henderson <rth@redhat.com>
3020 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3021 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3022 and DW_CFA_def_cfa_sf.
3023 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3024 (dbx_reg_number): Don't assert particular registers here.
3025 (based_loc_descr): ... do it here instead. Fold in ...
3026 (eliminate_reg_to_offset): ... this function.
3027 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3028 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3029 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3030 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3031 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3032 (instantiate_virtual_regs): Likewise.
3033 * var-tracking.c (adjust_stack_reference): Likewise.
3034 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3036 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3038 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3039 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3040 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3042 ($(T)crtlibid.o): New rule.
3044 2005-11-16 Richard Guenther <rguenther@suse.de>
3047 * fold-const.c (extract_array_ref): Return byte offset
3049 (fold_binary): Fold &x[a] CMP &x[b] to
3050 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3053 2005-11-16 Richard Henderson <rth@redhat.com>
3056 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3057 parts of an SSA_NAME.
3059 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3062 * arm.md (split for movsf with immediate): Restrict split to insns
3063 that set a general register.
3065 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3067 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3069 * unwind-dw2.c (uw_advance_context): Likewise.
3070 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3071 _Unwind_SjLj_Unregister.
3072 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3074 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3076 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3078 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3080 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3081 langhook to get a DImode integer type.
3083 2005-11-16 Richard Henderson <rth@redhat.com>
3084 J"orn Rennecke <joern.rennecke@st.com>
3085 Ulrich Weigand <uweigand@de.ibm.com>
3089 * reload1.c (reg_equiv_invariant): New.
3090 (reload): Allocate, initialize, and free it.
3091 (calculate_needs_all_insns): Check it when skipping equivalence
3093 (alter_reg): Likewise.
3094 (eliminate_regs_1): Rename from eliminate_regs. Add new
3095 may_use_invariant argument; only use reg_equiv_invariant when true.
3096 (eliminate_regs): New.
3097 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3098 a context for which may_use_invariant may be true.
3100 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3102 * fold-const.c (const_binop): Don't constant fold the operation
3103 if the result has overflowed and flag_trapping_math.
3104 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3106 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3108 * config/arm/unwind-arm.c (abort): Add prototype here.
3109 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3110 (struct phase1_vrs): Add prev_sp.
3111 (unwind_phase2_forced): Save the original core registers instead of
3112 modifying entry_vrs. Take a new flag argument for resuming unwinding
3113 and set action flags accordingly. Always set _US_END_OF_STACK when
3114 get_eit_entry fails. Unwind before calling the stop function.
3115 (_Unwind_GetCFA): New function.
3116 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3117 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3118 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3119 just call unwind_phase2_forced.
3120 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3121 * config/arm/unwind-arm.h (abort): Remove prototype.
3122 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3124 (_Unwind_GetCFA): New prototype.
3125 * config/arm/pr-support.c (abort): Add prototype here.
3126 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3128 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3129 not schedule the prologue with non-call exceptions and EABI.
3131 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3133 * config/arm/unwind-arm.h: Reorder interface function declarations.
3134 (_URC_END_OF_STACK): New enumeration value.
3135 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3136 (struct _Unwind_Control_Block): Document reserved field use.
3137 (_Unwind_Stop_Fn): New typedef.
3138 (_Unwind_ForcedUnwind): Declare.
3139 (_Unwind_Resume_or_Rethrow): Declare.
3140 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3142 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3143 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3144 (UCB_FORCED_STOP_ARG): New.
3145 (search_EIT_table): Update boundary condition checks.
3146 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3147 (unwind_phase2): Replace for with do..while.
3148 (unwind_phase2_forced): New.
3149 (__gnu_Unwind_RaiseException): Replace for with do..while.
3150 (__gnu_Unwind_ForcedUnwind): New.
3151 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3152 Use appropriate phase2 unwinder.
3153 (__gnu_Unwind_Resume_or_Rethrow): New.
3154 (__gnu_unwind_pr_common): Cope with forced unwinding.
3156 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3159 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3161 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3162 roundsf2): Remove "s" from mnemonic.
3164 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3166 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3168 * config/bfin/crtn.s: Change epilogues to match.
3169 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3170 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3171 __PIC__ and __pic__.
3173 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3176 * doc/invoke.texi: Distinguish between free and fixed form instead of
3177 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3179 * gcc.c (default_compilers): Remove double entries, add entries for
3180 suffixes '.F90' and '.F95'.
3182 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3184 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3185 in the stack probing loop.
3187 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3189 * configure.ac: Use .machine power5 not power5x.
3190 * configure: Regenerate.
3192 2005-11-15 Mike Stump <mrs@apple.com>
3194 * c-decl.c (lookup_name_two): Add.
3195 * c-tree.h (lookup_name_two): Likewise.
3196 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3197 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3199 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3201 PR rtl-optimization/23392
3202 * regrename.c (enum scan_actions) Add mark_access.
3203 (scan_actions_name): Ditto.
3204 (scan_rtx_reg): Handle mark_access.
3205 (scan_rtx_address): Do nothing for mark_access.
3206 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3207 and regs in REG_INC notes before closing chains for dead regs.
3208 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3209 opening chains for new writes.
3211 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3213 * c.opt (ffixed-line-length-none): New.
3215 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3217 * mklibgcc.in: Change contents of eh_dummy.c.
3219 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3221 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3223 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3225 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3227 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3229 2005-11-15 Jan Hubicka <jh@suse.cz>
3231 * invoke.texi (large-unit-insns): Document.
3232 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3233 * params.def (large-unit-insns): New param.
3235 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3238 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3239 special register for operand 3. Reindent constraints to align
3242 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3244 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3245 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3246 * configure.ac: Add test for FP rounding instructions.
3247 * configure: Regenerate.
3248 * config.in: Regenerate.
3249 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3250 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3252 * config/rs6000/rs6000.opt (mfprnd): New.
3253 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3254 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3255 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3256 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3257 (TARGET_FPRND): New.
3258 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3260 (btrunc<mode>2): New.
3262 (floor<mode>2): New.
3263 (round<mode>2): New.
3265 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3267 * gcc.c (version_compare_spec_function): Use fatal() rather than
3270 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3271 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3272 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3274 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3277 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3278 on -mmacosx-version-min setting.
3280 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3283 * tree-vrp.c (infer_value_range): Return false if STMT is a
3284 block terminator and its basic block has no successors.
3286 2005-11-14 Mike Stump <mrs@apple.com>
3288 * config/i386/i386.c (override_options): -masm=intel isn't
3289 supported on darwin.
3290 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3292 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3294 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3295 vfork after including auto-host.h.
3297 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3299 PR rtl-optimization/22002
3300 * combine.c (distribute_notes): Detect cases where a reg dies
3301 two or more times in a bb, including on the insn we are combining,
3302 and place the death note on the correct range.
3304 2005-11-14 Dale Johannesen <dalej@apple.com>
3306 * expmed.c (store_bit_field): Add offset unconditionally for
3308 (extract_bit_field): Don't force extzv or extv operand into
3309 a register if field is too big.
3311 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3313 * config/arm/arm.c (pic_labelno): New.
3314 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3315 LABEL_REF. Pass only the labelno to PIC insns.
3316 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3317 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3318 * arm.md (UNSPEC_PIC_LABEL): New constant.
3319 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3320 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3321 Use the correct label prefix.
3323 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3325 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3328 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3330 * loop-invariant.c: Include tm_p.h.
3331 * Makefile.in: Updated.
3333 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3335 * pa.c (store_reg): Revise generation of frame notes in large frames.
3336 (set_reg_plus_d): Likewise.
3338 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3340 PR tree-optimization/24709
3341 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3344 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3346 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3347 and duplicate declaration of pthread_self.
3349 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3350 Ian Lance Taylor <ian@airs.com>
3353 * calls.c (expand_call): If TARGET is a MEM and some part of the
3354 argument area has been saved, force TARGET to a register.
3356 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3358 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3361 2005-11-13 Jason Merrill <jason@redhat.com>
3364 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3365 lazily declared methods.
3366 (force_decl_die): Stop if forcing out the context already make a
3368 (force_type_die): Likewise.
3370 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3373 * builtins.c (integer_valued_real_p): Add break in
3374 REAL_CST having TREE_OVERFLOW set.
3376 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3378 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3379 addressing modes during calculation of costs.
3381 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3383 * function.c (assign_stack_local_1): Restrict sanity check
3384 on frame size overflow to 32-bit and above platforms.
3386 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3388 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3389 * config/cris/cris.c: Include reload.h.
3390 (cris_initial_elimination_offset): New function.
3391 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3394 2005-11-12 Richard Guenther <rguenther@suse.de>
3396 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3398 2005-11-12 Jan Hubicka <jh@suse.cz>
3400 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3401 to compare against 0 when possible.
3403 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3405 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3406 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3407 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3408 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3411 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3413 * recog.c (constrain_operands) <case 'g'>: For a match, require
3414 that a non-register matches general_operand when strict >= 0.
3416 2005-11-11 Steven Bosscher <stevenb@suse.de>
3418 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3421 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3423 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3424 (memory_address_same): New.
3425 (dse_optimize_stmt): Call memory_address_same.
3427 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3430 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3431 ZERO_EXTEND>: New cases.
3433 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3435 * longlong.h (__clz_tab): Always provide.
3437 2005-11-11 Steven Bosscher <stevenb@suse.de>
3440 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3442 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3443 before check_maybe_invariant.
3444 (move_invariant_reg): Use gen_move_insn instead of replacing
3445 SET_DEST with the temporary for the invariant.
3446 (move_loop_invariants): If checking is enabled, do internal
3447 consistency checks after completing the pass.
3449 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3452 * common.opt (Wvolatile-register-var): New.
3453 * varasm.c (make_decl_rtl): Only emit warning when option
3454 specified. Clarify warning message.
3455 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3457 * doc/md.texi (copysign): Document standard named pattern.
3459 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3461 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3462 bytes when align is 2.
3463 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3464 by the first instruction of the loop.
3466 2005-11-11 Jason Merrill <jason@redhat.com>
3469 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3472 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3474 PR rtl-optimization/22509
3475 * local-alloc.c (memref_used_between_p): Check whether a function call
3476 could not reference the memref.
3478 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3480 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3481 algorithm so as to choose the best, not the worst, alternative.
3482 Reset accumulated register class before processing next alternative.
3484 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3487 * calls.c (expand_call): Copy a return value to a plain register
3490 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3493 * varasm.c (assemble_name): Recompute name only for transparent
3496 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3498 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3500 2005-11-04 Jeff Law <law@redhat.com>
3503 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3504 perform reassociation if the parent statement will not die as
3505 a result of the optimization.
3507 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3509 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3510 delete_old_heap_vars.
3511 * tree-dfa.c (referenced_var_remove): Remove function.
3512 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3513 (delete_tree_ssa): Remove call to delete_old_heapvars.
3514 Add call to delete_alias_heapvars.
3515 * tree-flow.h (referenced_var_remove): Remove prototype
3516 (init_alias_heapvars): New prototype.
3517 (delete_alias_heapvars): Ditto.
3518 * Makefile.in (tree-ssa-structalias.o): Add
3519 gt-tree-ssa-structalias.o
3520 (GTFILES): Add tree-ssa-structalias.h and
3521 tree-ssa-structalias.c.
3522 (s-gtype): Add gt-tree-ssa-structalias.h.
3523 * tree-ssa-structalias.c (heapvars): Remove.
3524 (oldheapvars): Remove.
3525 (heapvar_for_stmt): New variable.
3526 (heapvar_lookup): New function.
3527 (heapvar_insert): Ditto.
3528 (get_constraint_for): See if we have an old heapvar
3530 (init_alias_heapvars): New function.
3531 (delete_alias_heapvars): Ditto.
3532 Add include of gt-tree-ssa-structalias.h.
3534 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3537 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3539 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3541 * tree.c (int_fits_type_p): Only look at the base type
3542 if it has the same precision as the original type.
3544 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3547 * varasm.c (assemble_alias): Use %q+D in the error
3548 message instead of %J and %qD.
3550 2005-11-10 Richard Guenther <rguenther@suse.de>
3552 * gcse.c (free_ldst_entry): Only free hashtable if
3555 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3557 * function.c (assign_stack_local_1): Issue an error message if
3558 the frame size overflows in the signed target arithmetics.
3560 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3562 * tree.c (build_qualified_type): Chain the new type to the original
3563 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3564 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3565 (build_pointer_type_for_mode): Only return unqualified types.
3566 (build_reference_type_for_mode): Likewise.
3568 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3570 * Makefile.in (gnucompare): Do comparison of all files using one of
3571 the chosen methods and only afterwards decide if just warning should
3572 be issued or comparison failure raised.
3574 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3576 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3577 (noce_try_abs): Negate if the comparison is reversed.
3578 Look only one instruction backwards for a REG_EQUAL note.
3580 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3583 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3584 gthr-tpf.h: Define __gthrw. For all identifiers that might
3585 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3586 and prefix all uses with __ghtrw.
3588 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3591 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3592 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3593 * c-common.c (handle_weakref_attribute): New.
3594 (c_common_attribute_table): Add weakref.
3595 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3597 * configure, config.in: Rebuilt.
3598 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3599 * doc/extend.texi: Document weakref attribute.
3600 * varasm.c (ultimate_transparent_alias_target): New
3601 (assemble_name): Use it.
3602 (weak_finish_1): Split out of...
3603 (weak_finish): ... and deal with weakrefs in...
3604 (weakref_targets): ... new list.
3605 (globalize_decl): Clean up weakref_targets.
3606 (do_assemble_alias): Handle weakrefs.
3607 (finish_aliases_1): Do not reject weakrefs to external symbols.
3608 (assemble_alias): Handle weakrefs.
3610 2005-11-09 Richard Guenther <rguenther@suse.de>
3612 PR tree-optimization/24716
3613 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3614 t_bool to track results from follow_ssa_edge.
3616 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3618 * final.c (force_source_line): New global variable.
3619 (final_scan_insn): Set it to true instead of clearing last_filename.
3620 (notice_source_line): Return true if force_source_line is true,
3621 unless source info is absent.
3623 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3626 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3627 a linkage name for a variable if it a register variable.
3628 * c-decl.c (grokdeclarator): Global register variables
3629 should be set as PUBLIC.
3631 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3634 * config/s390/s390.c (struct s390_frame_layout): New fields
3635 first_save_gpr_slot and last_save_gpr_slot.
3636 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3637 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3638 first_save_gpr and last_save_gpr with the _slot variants.
3639 (s390_register_info): Calculate first_save_gpr_slot and
3640 last_save_gpr_slot using regs_ever_live.
3642 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3645 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3646 for a function containing a landing pad.
3648 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3651 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3654 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3656 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3657 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3659 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3662 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3664 (call,load,store): New insn types.
3665 (mem_access, branch_access): Adjust reservation conditions.
3666 (define_delay): Adjust condition.
3667 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3669 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3670 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3672 (call_internal, call_value_internal, return_internal,
3673 return_interrupt_internal, eh_return_internal, indirect_jump,
3674 tablejump): Set call insn type.
3675 (blockage, ei, di): Use appropriate unspec const.
3676 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3677 (ms1_get_attr_type): Adjust to give load & store types.
3678 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3679 backwards past a barrier.
3680 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3682 (struct branch_info, struct label_info): New.
3684 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3685 (ms1_machine_reorg): New.
3686 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3687 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3688 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3689 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3692 2005-11-09 Per Bothner <per@bothner.com>
3693 Uros Bizjak <uros@kss-loka.si>
3696 * toplev.c (process_options): Initialize debug_hooks early
3697 in case lang_hooks.post_options ends up calling a debug_hook.
3699 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3701 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3702 DBX_REGISTER_NUMBER being contiguous.
3704 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3705 Diego Novillo <dnovillo@redhat.com>
3708 * tree-vrp.c (register_edge_assert_for): Do not register
3709 always-false predicates.
3711 2005-11-08 Devang Patel <dpatel@apple.com>
3713 PR tree-optimization/23115
3714 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3717 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3719 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3722 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3724 Fix PR tree-optimization/23382
3726 * tree-ssa-alias.c (compute_may_aliases): Call
3727 delete_old_heap_vars.
3728 * tree-dfa.c (referenced_var_remove): New function.
3729 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3730 * tree-flow.h (referenced_var_remove): Add prototype.
3731 (delete_old_heap_vars): Ditto.
3732 * tree-ssa-structalias.c (heapvars): New variable.
3733 (oldheapvars): Ditto.
3734 (get_constraint_for): Put heap vars on heapvars list.
3735 (delete_old_heap_vars): New function.
3737 2005-11-08 Jason Merrill <jason@redhat.com>
3739 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3741 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3744 * reg-stack.c (reg_to_stack): Update register liveness also
3745 for flag_sched2_use_traces.
3747 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3750 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3751 override prior explicit -mno-powerpc-gfxopt.
3753 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3755 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3756 if the bitsize is zero.
3757 * doc/md.texi (Standard Pattern Names): Document it.
3759 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3760 (TARGET_PASS_BY_REFERENCE): Likewise.
3762 2005-11-07 Ian Lance Taylor <ian@airs.com>
3764 PR rtl-optimization/24683
3765 * config/i386/i386.c (legitimize_pic_address): If constant operand
3766 to PLUS is too large, put it in a register.
3768 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3770 * configure.ac: Enable checking assembler dwarf2 support for bfin
3772 * configure: Regenerate.
3774 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3778 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3779 gen_easy_vector_constant_add_self): Delete.
3780 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3782 (output_vec_const_move): Use gen_easy_altivec_constant.
3783 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3784 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3785 (easy_vector_constant_add_self): Rewritten.
3786 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3787 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3788 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3789 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3790 Macroize and adjust for the other changes.
3792 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3796 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3797 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3799 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3801 PR rtl-optimization/23567
3802 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3803 (noce_process_if_block): Don't do any optimizations except
3804 if (cond) x = x; if !set_b and write into orig_x may trap
3805 or fault. Remove the MEM_READONLY_P check.
3807 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3810 * tree-vrp.c (fix_equivalence_set): New.
3811 (extract_range_from_assert): Call it.
3813 2005-11-05 Ian Lance Taylor <ian@airs.com>
3816 * combine.c (apply_distributive_law): Don't distribute across a
3819 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3821 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3822 config/ms1/ms1.h, config/rs6000/predicates.md,
3823 config/s390/s390.c, params.def, postreload-gcse.c,
3824 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3825 tree-vrp.c, tree.c: Fix comment typos.
3826 * doc/invoke.texi: Fix typos.
3828 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3830 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3831 for testing whether the data_dependence_relation contains distance
3832 vectors. Iterate over all distance vectors of the ddr.
3833 * lambda.h: Define a vec of lambda_vector pointers.
3834 * tree-data-ref.c (dump_data_dependence_relation,
3835 dump_data_dependence_direction): Iterate over all distance and
3836 direction vectors of the ddr.
3837 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3839 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3840 of distance/direction vectors instead of a single one.
3841 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3842 lambda_vectors with a vec of lambda_vectors.
3843 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3844 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3845 DDR_NUM_DIST_VECTS): New.
3846 * tree-loop-linear.c (gather_interchange_stats): Test for the
3847 existence of distance vectors only after having checked that there
3848 is a dependence. Iterate over all distance vectors of the ddr.
3849 (linear_transform_loops): Use dump_data_dependence_relation.
3850 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3851 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3852 distance vectors of the ddr.
3854 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3856 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3857 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3858 IS_INTHANDLER; all callers changed.
3859 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3861 (do_link, do_unlink): New argument ALL; all callers changed.
3862 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3863 If function isn't leaf, save and restore all registers.
3864 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3867 2005-11-05 Jan Hubicka <jh@suse.cz>
3869 PR rtl-optimization/23490
3870 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3871 max-flow-memory-location): Document.
3872 * flow.c: Include params.h
3873 (MAX_MEM_SET_LIST_LEN): Kill.
3874 (add_to_mem_set_list): Use new param.
3875 * cse.c (cse_basic_block): Replace 1000 by new param.
3876 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3877 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3878 * predict.c (predict_loops): Use new param.
3879 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3881 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3882 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3883 Do not hold memory returned by cgraph_node_name across other call.
3885 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3888 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3891 2005-11-04 Jeff Law <law@redhat.com>
3894 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3895 * tree-ssa-dom.c: Include params.h.
3896 (thread_across_edge): If there are too many statements in the
3897 target block, then do not thread through it.
3898 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3899 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3901 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3904 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3905 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3907 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3910 * tree-scalar-evolution.c (instantiate_parameters_1,
3911 instantiate_parameters, resolve_mixers): Compute the size of an
3912 expression to be instantiated and give up the instantiation if the
3913 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3915 2005-11-04 Richard Guenther <rguenther@suse.de>
3917 * tree-flow.h (ref_contains_indirect_ref): Rename to
3918 array_ref_contains_indirect_ref.
3919 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3920 (array_ref_contains_indirect_ref): Make comment match the code
3922 (ref_contains_array_ref): Likewise.
3923 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3924 ref_contains_indirect_ref.
3925 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3926 Rename calls to ref_contains_indirect_ref.
3928 2005-11-04 Paul Brook <paul@codesourcery.com>
3930 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3931 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3932 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3933 * config/arm/arm.md: Use match_operand in peephole input templates
3934 and match_dup in peephole output templates.
3936 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3938 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3941 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3942 Daniel Jacobowitz <dan@codesourcery.com>
3944 * longlong.h (add_ssaaaa): Clobber condition code register
3946 (sub_ddmmss): Likewise.
3947 (umul_ppmm): Likewise.
3949 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3950 Paul Brook <paul@codesourcery.com>
3951 Phil Blundell <pb@reciva.com>
3953 * configure.ac: Add test for ARM TLS support.
3954 * configure: Regenerated.
3955 * config/arm/arm-protos.h (legitimize_tls_address)
3956 (arm_tls_referenced_p, tls_mentioned_p)
3957 (arm_output_addr_const_extra): New prototypes.
3958 (thumb_legitimize_pic_address): Delete.
3959 * config/arm/arm.c: Include "gt-arm.h".
3960 (enum tls_reloc): New.
3961 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3962 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3963 (arm_call_tls_get_addr, legitimize_tls_address)
3964 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3965 (arm_init_tls_builtins, arm_emit_tls_decoration)
3966 (arm_output_addr_const_extra): New functions.
3967 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3968 (TARGET_HAVE_TLS): Define.
3969 (target_thread_pointer): New.
3970 (arm_override_options): Handle -mtp=.
3971 (legitimize_pic_address): Ignore UNSPECs.
3972 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3974 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3975 (tls_get_addr_libfunc): New variable.
3976 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3977 (arm_init_builtins): Call arm_init_tls_builtins.
3978 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3979 (arm_encode_section_info): Call default_encode_section_info.
3980 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3981 (enum arm_tp_type): New.
3982 (target_thread_pointer): Add declaration.
3983 (LEGITIMATE_CONSTANT_P): Handle TLS.
3984 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3985 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3986 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3987 * config/arm/arm.md: Add UNSPEC_TLS.
3988 (movsi): Handle TLS.
3989 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3991 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3992 (load_tp_hard, load_tp_soft): New insns.
3993 * arm.opt: Add -mtp=.
3994 * doc/invoke.texi (ARM Options): Document -mtp.
3996 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3998 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3999 * config/arm/libunwind.S: Include "lib1funcs.asm".
4000 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4001 (LIB2ADDEH): Add libunwind.S.
4002 (LIB2ADDEHDEP): Add lib1funcs.asm.
4003 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4005 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4008 * gcc/c.opt: Add a -lang-fortran option.
4009 * gcc/c-opts.c: Add a lang_fortran flag.
4010 (c_common_init_options): Handling the -lang-fortran option.
4011 (c_common_handle_option): Add a case for Fortran options in
4012 preprocessing. Remove cases for -ffixed-form and
4013 -ffixed-line-length. Add a case for -lang-fortran.
4015 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4017 * config/rs6000/rs6000.c: Include params.h
4018 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4019 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4020 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4021 (UNSPEC_VPKUWSS): Delete.
4022 (altivec_vpkuhss): Delete.
4023 (altivec_vpkuwss): Delete.
4024 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4026 (neg_eq0<mode>): Remove final condition.
4027 (neg_eq<mode>): Remove condition and split-condition.
4029 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4031 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4032 Use associated print macros.
4034 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4037 * diagnostic.c (diagnostic_set_info_translated): New function.
4038 (diagnostic_set_info): Use it. Add comment.
4039 * diagnostic.h (diagnostic_set_info_translated): Declare.
4041 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4043 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4044 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4045 reference only if 'public' is true.
4046 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4047 emit the .hidden directive only if the indirect reference is public.
4048 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4049 Pass it to dw2_force_const_mem.
4050 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4051 * dwarf2out.c (output_cfi): Adjust calls to above function.
4052 (output_call_frame_info): Likewise.
4053 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4054 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4056 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4058 PR tree-optimization/24483
4059 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4060 field to elts if possible.
4062 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4065 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4068 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4070 Fix PR tree-optimization/24351
4072 * tree-ssa-structalias.c (struct variable_info): Add
4074 (get_varinfo_fc): New function to follow collapsing.
4075 (new_var_info): Set collapsed_to to NULL.
4076 (dump_constraint): Follow collapsing.
4077 (build_constraint_graph): Handle collapsing.
4078 (do_simple_structure_copy): Return false if something bad
4080 (collapse_rest_of_var): New function.
4081 (do_structure_copy): Collapse if do_simple_structure_copy returns
4084 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4087 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4088 expressions to a statement list instead of gimplifying them.
4090 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4092 PR rtl-optimization/23585
4093 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4094 that can't trap plus a constant integer, if the mode has zero size.
4096 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4099 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4101 ("*insv<mode>_reg_extimm"): Likewise.
4103 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4106 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4107 c_common_type_for_mode returns an unnamed type.
4109 2005-11-02 Richard Henderson <rth@redhat.com>
4113 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4114 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4115 * function.c (assign_parms): Use calls.internal_arg_pointer.
4116 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4118 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4119 (TARGET_CALLS): Add it.
4120 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4121 * targhooks.c (default_internal_arg_pointer): New.
4122 * targhooks.h (default_internal_arg_pointer): Declare.
4123 * tree.h (dwarf2out_reg_save_reg): Declare.
4124 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4125 * config/i386/i386.c (dbx_register_map): Add return column.
4126 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4127 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4128 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4129 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4130 (ix86_save_reg): Save force_align_arg_pointer.
4131 (ix86_emit_save_regs): Make regno unsigned.
4132 (ix86_emit_save_regs_using_mov): Likewise.
4133 (ix86_expand_prologue): Handle force_align_arg_pointer.
4134 (ix86_expand_epilogue): Likewise.
4135 * config/i386/i386.h: (dbx_register_map): Update.
4136 (dbx64_register_map, svr4_dbx_register_map): Update.
4137 (struct machine_function): Add force_align_arg_pointer.
4138 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4139 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4140 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4142 2005-11-02 Jan Hubicka <jh@suse.cz>
4145 * i386.md: Add peep2 for simplyfing array accesses.
4147 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4150 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4151 * config/s390/s390.c (s390_decompose_shift_count): New function.
4152 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4153 (print_shift_count_operand): Use s390_decompose_shift_count.
4154 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4155 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4157 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4160 * loop.c (loop_givs_rescan): Use force_operand to expand
4163 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4166 * fold-const.c (build_range_check): Use unsigned when signed
4167 overflow is undefined also. If etype is subtype, make sure that
4168 the subtraction is in the supertype.
4170 2005-11-02 Richard Henderson <rth@redhat.com>
4173 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4176 2005-11-01 Richard Henderson <rth@redhat.com>
4179 * loop.c (scan_loop): Do not propagate computations to a hard
4180 register destination with SMALL_REGISTER_CLASSES.
4182 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4184 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4185 costs for MULT inside PLUS or MINUS.
4187 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4189 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4190 (TRAMPOLINE_SIZE): Round up to 60.
4191 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4193 2005-10-31 James E. Wilson <wilson@specifix.com>
4196 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4197 ifdef. Put ifdefs around call in gen_subprogram_die.
4198 (compute_frame_pointer_to_cfa_displacement): Likewise.
4199 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4202 PR rtl-optimization/17356
4203 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4204 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4206 2005-10-31 Jan Hubicka <jh@suse.cz>
4209 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4212 * i386.c (legitimize_pic_address): Deal with large immediates.
4215 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4216 from symbol names while computing checkup.
4219 * predict.c (predict_loops): Do not estimate more than
4220 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4221 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4223 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4225 PR tree-optimization/19097
4226 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4228 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4230 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4232 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4235 * tree-inline.c (setup_one_parameter): If the init_stmt
4236 is NULL, don't insert the statement.
4238 2005-10-30 Jan Hubicka <jh@suse.cz>
4240 PR tree-optimization/24172
4241 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4243 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4245 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4246 constants for hosts with long != 32 bits.
4248 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4251 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4253 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4255 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4256 (TARGET_MS1_16_002): New.
4257 (TARGET_MS1_16_003): New.
4259 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4260 ("*decrement_and_branch_until_zero_no_clobber"): New.
4261 Add corresponding splitter for decrement_and_branch_until_zero
4263 Key all decrement_and_branch_until_zero patterns off of
4266 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4269 * tree-complex.c (extract_component): Treat RESULT_DECL
4270 like the rest of the decls.
4272 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4274 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4275 indirect call to _mcount if the function needs a static chain.
4277 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4278 Caroline Tice <ctice@apple.com>
4280 PR rtl-optimization/24460
4281 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4282 (dwarf2out_switch_text_section): Set it to true instead of
4283 incrementing separate_line_info_table_in_use.
4284 (output_loc_list): Additionally test have_switched_text_sections.
4285 (output_ranges): Likewise.
4286 (dwarf2out_finish): Likewise.
4287 * varasm.c (assemble_start_function): Do not call
4288 insert_section_boundary_note.
4289 (assemble_end_function): If flag_reorder_blocks_and_partition,
4290 switch to the function's section before emitting the .size directive.
4291 * bb-reorder.c (insert_section_boundary_note): Staticify.
4292 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4293 * output.h (insert_section_boundary_note): Delete.
4295 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4298 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4299 instead of pointer equality when comparing types.
4301 2005-10-24 James E. Wilson <wilson@specifix.com>
4303 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4304 add_dependence_list_and_free calls.
4306 2005-10-24 Steven Bosscher <stevenb@suse.de>
4308 * contrib.texi: Add the names of the LLNL folks who donated
4309 Cray pointer support for gfortran.
4311 2005-10-24 Steven Bosscher <stevenb@suse.de>
4313 PR tree-optimization/24225
4314 * profile.c (branch_prob): Look from end to start through a
4315 basic block when looking for a locus.
4317 2005-10-24 Richard Henderson <rth@redhat.com>
4319 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4321 (hppa_expand_prologue): Likewise.
4323 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4325 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4326 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4327 * pa.h (NO_PROFILE_COUNTERS): Define.
4328 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4329 (funcdef_nos): New vector to hold label numbers of deferred profile
4331 (output_deferred_profile_counters): New function.
4332 (hppa_profile_hook): Push label number onto funcdef_nos.
4333 (pa_hpux_file_end): Call output_deferred_profile_counters if
4334 NO_DEFERRED_PROFILE_COUNTERS is false.
4336 * pa-protos.h (get_deferred_plabel): New prototype.
4337 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4339 (output_call): Adjust calls.
4341 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4343 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4344 peculiarity of GOT/TOC section usage.
4346 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4349 * c-common.c (constant_string_class_name): Add documentation.
4351 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4354 * recog.c (peephole2_optimize): Increment peep2_current_count
4355 only when the slot is empty.
4357 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4360 * except.c (output_function_exception_table): Call
4361 assemble_external_libcall if we need a personality function.
4363 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4365 PR rtl-optimization/24460
4366 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4367 set the basic block for barriers.
4369 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4371 * var-tracking.c (vt_initialize): Initialize post.
4373 2005-10-21 Devang Patel <dpatel@apple.com>
4376 * c-common.c (vector_types_convertible_p): Check vector element type.
4378 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4380 * config/sh/sh.c (prepare_move_operands): Handle the address
4381 constant which is a tls symbolic address plus a constant.
4383 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4386 * gcc.c (main): Use the correct counter for erroring out
4387 about mulitple files.
4389 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4392 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4393 use r2 for 64-bit tls .got access.
4395 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4397 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4400 2005-10-20 Steven Bosscher <stevenb@suse.de>
4402 PR tree-optimization/24307
4403 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4405 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4408 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4410 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4411 is ready, stop marking functions, but still mark variables.
4413 2005-10-20 Richard Guenther <rguenther@suse.de>
4416 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4419 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4421 PR rtl-optimization/23585
4422 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4423 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4424 (may_trap_p_1): New predicate extracted from...
4425 (may_trap_p): ... here. Invoke may_trap_p_1.
4426 (may_trap_or_fault_p): New predicate.
4427 * rtl.h (may_trap_or_fault_p): Declare it.
4428 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4429 instead of may_trap_p.
4430 (steal_delay_list_from_fallthrough): Likewise.
4431 (fill_simple_delay_slots): Likewise.
4432 (fill_slots_from_thread): Likewise.
4433 * function.c (pad_to_arg_alignment): Rework comment about
4434 SPARC_STACK_BOUNDARY_HACK.
4435 * config/sparc/sparc.h: Likewise.
4437 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4439 * config/s390/s390.c (s390_expand_insv): New.
4440 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4441 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4442 ("icm_hi"): Remove mode attribute.
4443 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4445 ("*extracthi", "*extractqi"): Remove.
4446 (extv<mode>", "*extzv<mode>"): New.
4447 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4448 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4450 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4452 * cfgexpand.c (discover_nonconstant_array_refs_r,
4453 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4454 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4455 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4456 discover_nonconstant_array_refs.
4458 2005-10-19 Steven Bosscher <stevenb@suse.de>
4461 * c-decl.c (pop_scope): Don't warn about an unused variable
4462 if it is marked with TREE_NO_WARNING.
4463 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4464 somenow mismatch and olddecl is to be replaced.
4466 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4469 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4470 whether registers live on the edge can be saved/restored.
4472 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4474 * config/sh/sh.c (fixup_mova): Skip notes.
4476 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4478 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4479 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4480 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4481 (s390_initial_elimination_offset): Likewise.
4482 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4483 register on TARGET_ZARCH targets.
4484 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4485 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4486 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4487 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4489 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4491 * config/s390/s390.md: Comment describing output modifiers updated.
4492 * config/s390/s390.c (print_operand): Likewise.
4494 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4496 * config/s390/s390.c (override_options): Added check for -mstack-size
4498 * doc/invoke.texi: Mention that limit in the documenation.
4500 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4503 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4505 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4507 Fix PR tree-optimization/24231
4509 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4510 (compute_avail): Ditto.
4512 2005-10-18 Richard Henderson <rth@redhat.com>
4515 * config/i386/i386.c (legitimate_constant_p): Check
4516 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4518 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4519 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4520 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4522 (print_operand_address): Likewise.
4523 * config/i386/predicates.md (x86_64_immediate_operand): Test
4524 SYMBOL_REF_TLS_MODEL properly inside CONST.
4525 (x86_64_zext_immediate_operand): Likewise.
4526 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4527 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4528 * config/i386/i386-protos.h: Remove predicates.md entries.
4530 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4532 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4533 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4535 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4536 Ian Lance Taylor <ian@airs.com>
4539 * fold-const.c (fold_widened_comparison): Do not allow range based
4540 constant folding when right operand cannot be unwidened.
4542 2005-10-17 Richard Henderson <rth@redhat.com>
4544 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4545 with a memory clobber.
4547 2005-10-17 James E Wilson <wilson@specifix.com>
4549 PR rtl-optimization/17356
4550 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4551 checking for EDGE_EH.
4553 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4555 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4556 the slot on an even boundary for any type with 16-byte alignment.
4558 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4561 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4562 after register allocation.
4564 2005-10-17 DJ Delorie <dj@redhat.com>
4566 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4569 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4572 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4575 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4577 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4578 to 2 if it's already non-zero.
4579 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4580 is set and warn about it if flag_schedule_insns is 1.
4582 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4584 * config/crx/crx.md: Compare-and-branch instructions need to
4587 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4590 * config/i386/i386.md (*pushdi2_rex64 splitter)
4591 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4592 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4593 flow2 pass only when (optimize > 0 && flag_peephole2).
4595 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4598 * gcc.c (have_c): New static variable.
4600 (process_command): Remove declation of have_c.
4601 Set have_o to 1 when handling -o.
4602 (main): Add a fatel error if there are multiple
4603 files specified and -o and -c/-S is passed witout
4604 -combine or multiple languages.
4606 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4608 Fix PR tree-optimization/22444
4609 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4610 Assert that we don't hit something with subvars.
4611 (setup_pointers_and_addressables): Don't add things with subvars,
4612 because we'll already process the subvars for aliasing purposes.
4614 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4617 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4618 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4619 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4620 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4621 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4622 swapped, alternatives for the R constraint.
4625 * builtins.c (get_builtin_sync_mode): Make unlimited
4626 mode_for_size request.
4628 2005-10-15 Richard Henderson <rth@redhat.com>
4630 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4631 (gimplify_expr): ... here.
4632 (gimplify_compound_lval): Use it in initial scan loop. Allow
4633 fb_lvalue in base expression.
4635 2005-10-15 Richard Henderson <rth@redhat.com>
4638 * builtins.c (expand_builtin_trap): Export.
4639 * expr.h (expand_builtin_trap): Declare.
4640 * expr.c (expand_assignment): Emit a trap for integral offsets
4641 from registers that weren't reduced to bitpos.
4643 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4644 (mark_array_ref_addressable): Remove.
4645 * tree-flow.h (mark_array_ref_addressable): Remove.
4646 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4648 2005-10-15 James E Wilson <wilson@specifix.com>
4651 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4652 (add_dependence_list_and_free): Likewise.
4653 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4656 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4660 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4661 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4663 (vrp_visit_phi_node): Only prevent infinite iterations when
4664 the previous result and the new result are both VR_RANGEs.
4666 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4668 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4671 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4674 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4677 2005-10-14 Per Bothner <per@bothner.com>
4679 PR preprocessor/21250
4680 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4682 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4685 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4686 overflow flags. Refactor some conditionals.
4688 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4691 * tree-dfa.c (add_referenced_var): Only look at decls which
4692 have TREE_CONSTANT or TREE_READONLY set instead of if
4693 !TREE_PUBLIC or !TREE_CONSTANT.
4695 2005-10-13 James E Wilson <wilson@specifix.com>
4697 * doc/invoke.texi: For -x, add f95-cpp-input.
4698 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4700 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4702 PR tree-optimization/24262
4703 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4704 in loop all the time.
4706 2005-10-12 Richard Henderson <rth@redhat.com>
4709 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4710 * function.c (assign_parm_find_data_types): Don't support it.
4711 * print-tree.c (print_node): Likewise.
4712 * c-common.c (handle_transparent_union_attribute): Likewise.
4713 Use build_duplicate_type.
4714 * tree-inline.c (remap_type_1): Split out of remap_type;
4715 properly remap aggregate fields.
4716 (build_duplicate_type): New.
4717 * doc/extend.texi (Variable Attributes): Remove documentation
4718 for transparent_union.
4720 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4723 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4724 (gen_stack_pointer_dec): Likewise.
4726 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4730 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4732 (struct cxx): Add adjust_class_at_definition target hook.
4733 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4734 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4735 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4736 hook_void_tree. Add to TARGET_CXX.
4737 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4739 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4740 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4741 instead of attribute. Check for dllexport override. Warn if
4742 inconsistent dll linkage. Don't lose old dllimport if decl has
4743 had address referenced. Tweak lookup of dllimport atribute.
4744 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4745 for target specific rules. Don't add dllimport attribute if
4746 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4747 dllimport attribute.
4748 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4749 * varasm.c (initializer_constant_valid_p): Replace
4750 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4754 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4755 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4756 (i[34567]86-*-mingw32*): Likewise.
4758 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4759 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4761 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4762 C++-specific code. Change return value to bool.
4763 (i386_pe_dllimport_p): Likewise.
4764 (associated_type): Simplify and make language-independent
4765 (i386_pe_encode_section_info): Replace override of ambiguous
4766 dllimport symbol refs with a gcc_assert.
4767 (i386_pe_valid_dllimport_attribute_p): Define.
4768 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4769 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4770 i386_pe_adjust_class_at_definition.
4771 * config/i386/winnt-stubs.c: New file. Define stub versions of
4772 lang-specific functions.
4773 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4774 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4775 i386_pe_adjust_class_at_definition.
4776 (i386_pe_valid_dllimport_attribute_p): Declare.
4777 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4778 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4779 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4782 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4783 dllimport attribute with test of DECL_DLLIMPORT_P.
4785 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4787 * combine.c (make_extraction): Correct offset computation.
4789 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4791 * config/cris/t-linux (LIMITS_H_TEST): Define.
4793 2005-10-12 Richard Henderson <rth@redhat.com>
4796 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4798 2005-10-12 Richard Guenther <rguenther@suse.de>
4800 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4802 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4805 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4806 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4809 2005-10-12 Richard Guenther <rguenther@suse.de>
4812 * varasm.c (output_constant): Correct typo from previous
4815 2005-10-11 Ian Lance Taylor <ian@airs.com>
4817 PR rtl-optimization/13931
4818 * combine.c: Revert patch of 2003-05-14, and:
4819 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4820 completely killed in the appropriate insn.
4821 (distribute_notes): Don't skip multiple hard register test for
4822 elim_i1 and elim_i2.
4824 2005-10-11 Richard Henderson <rth@redhat.com>
4827 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4828 to initialize a transparent union instead of a nop_expr.
4830 2005-10-11 Richard Henderson <rth@redhat.com>
4832 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4833 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4834 (tree_ssa_dce_loop): Call scev_reset.
4837 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4838 * tree-ssa-dce.c: Include cfgloop.h.
4839 (tree_ssa_dce_loop, pass_dce_loop): New.
4840 * tree-pass.h (pass_dce_loop): Declare it.
4841 * passes.c (init_optimization_passes): Use it.
4843 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4846 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4847 Only apply the optimization for rounding builtins if the inner
4848 cast is also an extension.
4850 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4853 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4854 mark_new_vars_to_rename instead of update_stmt.
4856 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4858 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4860 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4862 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4863 for setting MMX register to 0 rather than mmx.
4865 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4868 * configure.ac: Move gas check from mips specific case to common case.
4869 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4870 * configure: Regenerate
4871 * doc/install.texi: Update.
4873 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4876 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4878 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4880 * gcc.c (do_spec_1): Accept numeric characters in file name
4883 2005-10-10 Nick Clifton <nickc@redhat.com>
4885 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4886 describing the deleted arm_gen_rotated_half_load function.
4888 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4890 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4893 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4895 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4897 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4898 (EXTRA_MULTILIB_PARTS): Define.
4899 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4900 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4901 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4902 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4903 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4904 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4906 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4908 PR tree-optimization/24226
4909 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4910 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4911 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4914 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4916 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4918 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4921 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4922 Rewrite for no need for the early clobber.
4924 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4926 Merge from csl-arm-branch:
4927 2005-09-07 Paul Brook <paul@codesourcery.com>
4928 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4931 2005-04-30 Paul Brook <paul@codesourcery.com>
4932 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4933 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4935 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4936 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4937 (arm_override_options): Use TARGET_AAPCS_BASED.
4938 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4939 (PTRDIFF_TYPE): Use int for AAPCS.
4940 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4941 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4942 (DEFAULT_SHORT_ENUMS): Delete.
4943 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4945 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4946 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4947 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4948 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4950 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4951 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4953 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4954 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4956 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4957 * config.gcc (arm*-*-linux-gnueabi): Add it.
4958 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4960 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4961 * config/arm/linux-eabi.h: New file.
4962 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4963 (LINUX_TARET_LINK_SPEC): Likewise.
4964 (LINK_SPEC): Use it.
4965 * config/arm/t-linux-eabi: New file.
4967 2005-10-08 Steven Bosscher <stevenb@suse.de>
4970 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4972 (PARAM_SMS_DFA_HISTORY): Likewise.
4974 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4977 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4978 (load_register_parameters): Call it.
4979 (check_sibcall_argument_overlap_1): Likewise.
4980 (store_one_arg): Likewise.
4982 2005-10-07 James E. Wilson <wilson@specifix.com>
4984 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4985 DImode not VECINT24 for operand 2.
4988 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4992 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4993 fr_spill): Use destination_operand for operand 0.
4995 2005-10-07 DJ Delorie <dj@redhat.com>
4997 * varasm.c (output_constant): Limit error to expanding
5000 2005-10-07 Richard Guenther <rguenther@suse.de>
5003 * fold-const.c (fold_binary): Fix operand types during folding
5004 of X op (A, Y). Evaluation order of the side-effects of
5005 X and A are frontend-defined, so ensure we honour that even for
5006 tcc_comparison class operands; eased by removing duplicate code.
5008 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5010 * stor-layout.c (layout_type): Do not allow alignment of array
5011 elements to be greater than their size.
5013 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5015 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5017 (hppa*-*-linux*): Ditto.
5018 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5019 * config/host-hpux.c: New.
5020 * config/x-hpux: New.
5021 * config/pa/x-hpux: Remove.
5022 * config/pa/x-linux: Remove.
5023 * config/pa/pa-host.c: Remove.
5025 2005-10-07 Jeff Law <law@redhat.com>
5027 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5028 determine whether or not to try and thread outgoing edges.
5030 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5032 * config/rs6000/rs6000.md (eqsi_power): New.
5033 (neg_eq0si): Add TARGET_POWER to final condition.
5036 2005-10-06 Richard Henderson <rth@redhat.com>
5038 * config/rs6000/rs6000.c: Revert last change.
5040 2005-10-06 Richard Henderson <rth@redhat.com>
5042 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5043 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5045 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5049 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5050 out return_label and naked_return_label.
5052 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5054 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5057 2005-10-06 Richard Henderson <rth@redhat.com>
5060 * tree-inline.c (declare_return_variable): Handle modify_dest not
5063 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5065 Fix PR tree-optimization/22488
5066 * tree-ssa-structalias.c (check_for_overlaps): New function.
5067 (create_variable_info_for): Use it.
5069 2005-10-06 Richard Henderson <rth@redhat.com>
5072 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5073 (dwarf2out_start_source_file): Print it.
5075 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5077 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5079 2005-10-06 Richard Henderson <rth@redhat.com>
5082 * mode-switching.c (optimize_mode_switching): Clear transp bit
5083 for block with incomming abnormal edges.
5085 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5086 (fpscr_set_from_mem): Use them.
5087 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5088 (fpscr postinc splitters): Rewrite as peephole2+split.
5090 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5092 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5093 (eq<mode>_compare): Same.
5095 2005-10-06 Richard Guenther <rguenther@suse.de>
5097 PR tree-optimization/24238
5098 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5100 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5102 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5103 here. Use AC_PATH_PROG for environment variables instead of
5105 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5107 * configure: Regenerated.
5109 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5112 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5113 then force it into a register.
5114 (call_value): Likewise.
5116 2005-10-06 Richard Henderson <rth@redhat.com>
5119 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5120 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5121 under pass_vectorize.
5123 2005-10-05 Devang Patel <dpatel@apple.com>
5126 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5127 handling constants. Check NAMESPACE_DECL context for constants.
5129 2005-10-05 Eric Christopher <echristo@apple.com>
5131 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5133 2005-10-05 Richard Henderson <rth@redhat.com>
5136 * tree-cfg.c (mark_array_ref_addressable_1): New.
5137 (mark_array_ref_addressable): New.
5138 * tree-flow.h (mark_array_ref_addressable): Declare.
5139 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5141 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5145 * reload.c (subst_reloads): When adding a REG_LABEL to a
5146 jump instruction, also update JUMP_LABEL.
5148 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5150 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5151 * bb-reorder.c (copy_bb_p): Use it.
5152 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5154 2005-10-05 Richard Henderson <rth@redhat.com>
5157 * toplev.c (process_options): Warn about unsupported combinations
5158 of unwind tables and omit-frame-pointer.
5159 * config/i386/i386.c (override_options): Similarly. Enable
5160 accumulate-outgoing-args if not explicitly disabled.
5162 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5164 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5165 Handle big endian vs. small endian.
5166 (vec_initv2sf): Handle big endian vs. small endian.
5167 (*vec_extractv2sf_1): Ditto.
5169 2005-10-05 Dale Johannesen <dalej@apple.com>
5171 * convert.c (convert_to_real): Don't convert
5172 (float)floor(double d) to floorf((float)d).
5174 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5176 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5178 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5180 PR tree-optimization/18587
5181 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5182 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5183 build_vuses): Change to VEC type.
5184 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5185 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5186 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5187 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5188 (get_name_decl): New. Return DECL_UID of base variable.
5189 (operand_build_cmp): New. qsort comparison routine.
5190 (operand_build_sort_virtual): New. Sort virtual build vector.
5191 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5192 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5193 (FINALIZE_BASE): Use get_name_decl.
5194 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5195 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5196 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5197 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5198 direct VEC_* manipulations.
5199 (build_ssa_operands): Call operand_build_sort_virtual.
5200 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5201 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5202 with direct VEC_* manipulations.
5203 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5204 with direct VEC manipulations.
5206 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5208 PR tree-optimization/21419
5209 PR tree-optimization/24146
5210 PR tree-optimization/24151
5212 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5213 (build_asm_expr): Call it if outputs are read-only.
5214 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5216 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5217 Paolo Bonzini <bonzini@gnu.org>
5221 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5222 enable the instructions and not just the built-ins.
5223 * doc/invoke.texi (x86 Options): Likewise.
5225 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5227 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5229 * doc/invoke.texi (Option Summary): Correct spelling
5230 of -mmacosx-version-min.
5232 2005-10-04 Devang Patel <dpatel@apple.com>
5234 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5237 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5239 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5240 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5242 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5244 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5245 ("TE","tg"): New mode attributes.
5246 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5247 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5248 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5249 dword_mode and one for GPRmode.
5251 2005-10-04 Ian Lance Taylor <ian@airs.com>
5253 PR preprocessor/13726
5254 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5255 any comments passed in.
5257 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5259 * tree.c (annotate_with_file_line): Fix typo.
5261 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5264 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5265 type used to access data in the inlined length == 1 case, use
5266 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5267 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5269 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5271 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5272 TARGET_SSE3 and only for TARGET_80387.
5273 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5274 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5275 Do not depend on TARGET_80387.
5277 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5279 * tree.c (last_annotated_node): Change type to location_t*.
5280 (annotate_with_file_line): Reflect the change of
5281 last_annotated_node type.
5283 2005-10-04 Richard Guenther <rguenther@suse.de>
5286 * c-decl.c (grokdeclarator): Don't write to fields
5289 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5292 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5294 * varasm.c (make_decl_rtl): If a register variable does not
5295 have a set user assmbler name, error out.
5296 Decode the asmspec is now name+1 bypassing '*'.
5298 2005-10-04 Steven Bosscher <stevenb@suse.de>
5300 PR tree-optimization/23049
5301 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5302 of a COND_EXPR is folded before calling fold on the whole rhs of a
5303 conditional assignment.
5304 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5305 document that a COND_EXPR may appear there.
5307 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5310 * tree-vrp.c (extract_range_from_assert): If the new numeric
5311 range created out of the assertion contradicts the existing
5312 numeric range of the ASSERT_EXPR variable, make the new range
5315 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5317 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5318 from T_REGS to FP register class.
5320 2005-10-03 Richard Henderson <rth@redhat.com>
5323 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5324 before creating a new one.
5326 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5328 * config/rs6000/t-aix43 (LDFLAGS): New.
5329 * config/rs6000/t-aix52 (LDFLAGS): New.
5331 2005-10-03 Ian Lance Taylor <ian@airs.com>
5333 * gimplify.c (find_single_pointer_decl_1): New static function.
5334 (find_single_pointer_decl): New static function.
5335 (internal_get_tmp_var): For a formal variable, set restrict base
5336 information if appropriate.
5337 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5339 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5340 (DECL_GET_RESTRICT_BASE): Define.
5341 (SET_DECL_RESTRICT_BASE): Define.
5342 (decl_restrict_base_lookup): Declare.
5343 (decl_restrict_base_insert): Declare.
5344 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5345 * tree.c (restrict_base_for_decl): New static variable.
5346 (init_ttree): Initialize restrict_base_for_decl.
5347 (copy_node_stat): Copy restrict base information.
5348 (decl_restrict_base_lookup): New function.
5349 (decl_restrict_base_insert): New function.
5350 (print_restrict_base_statistics): New static function.
5351 (dump_tree_statistics): Call print_restrict_base_statistics.
5353 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5356 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5357 case of anti-ranges.
5359 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5362 * c-typeck.c (tagged_tu_seen): Rename to ...
5363 (tagged_tu_seen_cache): this and add val field.
5364 (comptypes): Move functional to comptypes_internal
5365 and free tagged_tu_seen.
5366 (comptypes_internal): New function and call comptypes_internal
5367 instead of comptypes. Speed up by sibcalling
5368 tagged_types_tu_compatible_p.
5369 (alloc_tagged_tu_seen): New function
5370 (free_all_tagged_tu_seen_up_to): New function.
5371 (tagged_types_tu_compatible_p): Return the val of the seen two
5373 Add that the two types are the same to tagged_tu_seen_base
5374 if they are and call comptypes_internal instead of comptypes.
5375 <case UNION_TYPE>: Speed up common type where the fields are
5377 (function_types_compatible_p): Call comptypes_internal instead of
5379 (type_lists_compatible_p): Likewise.
5380 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5382 2005-10-02 Matthias Klose <doko@debian.org>
5384 * doc/invoke.texi: Fix typo and speling error.
5386 2005-10-01 Richard Henderson <rth@redhat.com>
5388 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5390 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5392 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5393 using --start-group and --end-group.
5395 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5397 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5398 FIXME note regarding quirky semantics.
5400 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5403 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5404 non-null range as a last resort.
5406 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5407 Diego Novillo <dnovillo@redhat.com>
5410 * tree-vrp.c (extract_range_from_assert): For !=
5411 assertions, only build an anti-range if LIMIT is a
5412 single-valued range.
5414 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5416 * arm.md (movqi): On thumb when optimizing, handle loading from
5417 memory by describing this as taking a subreg of a zero-extended load
5418 into an SImode register.
5421 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5423 * reload1.c (merge_assigned_reloads): Do not change any
5424 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5426 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5428 * Makefile.in (LIPO_FOR_TARGET): Define.
5429 (STRIP_FOR_TARGET): Define.
5431 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5432 before creating new ones. Do symlinks before creating the actual
5435 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5436 to work out which multilibs are actually being built.
5438 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5440 * tree-vect-transform.c, config/ms1/ms1.md,
5441 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5442 Follow spelling conventions.
5443 * doc/invoke.texi, doc/md.texi: Fix typos.
5445 2005-09-30 Andrew Macleod <amacleod@redat.com>
5447 PR tree-optimization/21430
5448 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5449 use operands, and set stmt pointer if need be.
5450 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5451 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5454 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5457 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5459 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5461 * optabs.c (expand_binop): Initialize first_pass_p.
5463 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5466 * c-decl.c (c_write_global_declarations_1): If any
5467 wrapup_global_declaration_2 call returned true, restart the loop.
5469 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5471 Fix PR tree-optimization/24117
5472 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5473 before considering whether to use anyoffset.
5475 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5479 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5481 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5483 (swap_commutative_operands_with_target): New.
5485 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5488 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5491 2005-09-29 Steven Bosscher <stevenb@suse.de>
5493 PR tree-optimization/23911
5494 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5495 and IMAGPART_EXPR too.
5497 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5500 * expmed.c (expand_shift): Move logic to reverse rotation
5501 direction when rotating by constants ...
5502 * optabs.c (expand_binop): ... here.
5503 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5504 (ix86_rotrdi3): New pattern.
5505 (rotldi3): Handle 32-bit mode.
5506 (ix86_rotldi3): New pattern.
5508 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5511 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5512 check for numbers that need no bit twiddle.
5514 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5516 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5517 multilib to be built.
5519 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5520 (stage1-start): Delete old libgcc and libunwind before moving
5521 anything into the stage directory.
5522 (stage2-start): Likewise.
5523 (stage3-start): Likewise.
5524 (stage4-start): Likewise.
5525 (stageprofile-start): Likewise.
5526 (stagefeedback-start): Likewise.
5527 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5528 header in tm_file and CPU-specific t-darwin in tmake_file.
5529 (i[34567]86-*-darwin*): Don't change tm_file.
5530 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5531 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5532 shared library stub for target OS version.
5533 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5534 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5535 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5536 (libgcc_s.%.dylib): New.
5538 (install-darwin-libgcc-stubs): New.
5539 (INSTALL_LIBGCC): New append.
5540 * config/i386/darwin-libgcc.10.4.ver: New.
5541 * config/i386/darwin-libgcc.10.5.ver: New.
5542 * config/i386/t-darwin: New.
5543 * config/rs6000/darwin-libgcc.10.4.ver: New.
5544 * config/rs6000/darwin-libgcc.10.5.ver: New.
5545 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5546 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5548 2005-09-28 Paul Brook <paul@codesourcery.com>
5550 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5553 2005-09-28 Richard Guenther <rguenther@suse.de>
5555 PR tree-optimization/23853
5556 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5557 host_integerp to verify misalignment value.
5559 2005-09-28 Richard Henderson <rth@redhat.com>
5561 * builtins.c (get_builtin_sync_mode): New.
5562 (expand_builtin_sync_operation): Pass in mode argument.
5563 (expand_builtin_compare_and_swap): Likewise.
5564 (expand_builtin_lock_test_and_set): Likewise.
5565 (expand_builtin_lock_release): Likewise.
5566 (expand_builtin): Update to match.
5568 2005-09-28 Nick Clifton <nickc@redhat.com>
5570 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5571 formatting. Add check to PLUS case to ensure that the offset is
5572 within an acceptable range.
5574 * config/v850/v850.md (casesi): Disable the generation of the
5575 switch pattern as it is not being handled properly at the moment.
5577 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5578 for when the high words are identical.
5580 2005-09-27 Richard Henderson <rth@redhat.com>
5582 * pretty-print.c (pp_base_format): Fix typo for %>.
5584 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5585 Devang Patel <dpatel@apple.com>
5587 PR tree-optimization/23625
5588 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5589 LABEL_EXPR, assertion check.
5591 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5593 * optabs.c (no_conflict_move_test): Check if a result of a
5594 to-be-moved insn would be clobbered by an originally
5597 2005-09-27 Jeff Law <law@redhat.com>
5599 * passes.c (init_optimization_passes): Replace copy propagation
5600 passes immediately after DOM with phi-only copy propagation
5601 pases. Add phi-only copy propagation pass after first DOM pass.
5602 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5603 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5604 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5605 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5606 to init_copy_prop. Callers updated.
5607 (do_phi_only_copy_prop): New function.
5608 (pass_phi_only_copy_prop): New pass descriptor.
5610 2005-09-27 Nick Clifton <nickc@redhat.com>
5612 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5614 2005-09-26 Jason Merrill <jason@redhat.com>
5617 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5619 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5621 2005-09-26 James E Wilson <wilson@specifix.com>
5623 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5624 copyright. Add gcc copyright plus libgcc exception.
5625 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5627 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5629 2005-09-26 Jeff Law <law@redhat.com>
5631 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5632 about when to iterate.
5634 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5637 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5638 for __complex__ double in -mcpu=G5 mode.
5640 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5642 PR tree-optimization/23942
5643 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5644 * tree-scalar-evolution.c: Include params.h.
5646 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5647 follow_ssa_edge_in_condition_phi_branch,
5648 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5649 Change return type to t_bool. Use a parameter to limit the size of
5650 trees that are walked before stopping
5651 (analyze_evolution_in_loop): Initialize the limit to 0.
5652 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5653 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5655 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5658 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5659 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5661 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5663 * combine.c (make_extraction): Check for valid use of subreg.
5665 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5668 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5669 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5670 ("fist<mode>2_with_temp"): Use only register operands.
5672 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5674 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5675 CALL_INSN_FUNCTION_USAGE.
5677 2005-09-26 Richard Guenther <rguenther@suse.de>
5680 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5681 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5682 (ldst_entry): Use the hashtable instead of list-walking.
5683 (find_rtx_in_ldst): Likewise.
5684 (free_ldst_entry): Free the hashtable.
5685 (compute_ld_motion_mems): Create the hashtable.
5686 (trim_ld_motion_mems): Remove entry from hashtable if
5687 removing it from list.
5688 (compute_store_table): Likewise^2.
5689 (store_motion): Free hashtable in case we did not see
5692 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5694 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5695 and arg1 if we are passing them to fold_build2.
5697 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5700 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5703 2005-09-25 Richard Henderson <rth@redhat.com>
5705 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5706 SYMBOL_REF_TLS_MODEL to be correct.
5708 2005-09-24 Richard Henderson <rth@redhat.com>
5710 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5711 end of function. Reindent.
5713 2005-09-24 Ian Lance Taylor <ian@airs.com>
5715 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5716 NEGATE_EXPR/BIT_NOT_EXPR case.
5718 2005-09-24 Richard Henderson <rth@redhat.com>
5720 * c-common.c (handle_mode_attribute): When not modifying in place,
5721 create subtypes for enumerations.
5722 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5723 * gimplify.c (create_tmp_from_val): Likewise.
5725 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5727 * config/i386/i386.md (*tls_global_dynamic_64,
5728 *tls_local_dynamic_base_64): Add missing mode to call.
5729 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5731 2005-09-24 Jan Hubicka <jh@suse.cz>
5733 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5734 (cgraph_clone_node): Likewise.
5735 * cgraph.h (cgraph_clone_edge): Update prototype.
5736 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5737 duplicated prototypes; add updating argument.
5738 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5739 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5741 (cgraph_mark_inline_edge): Likewise.
5742 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5743 (cgraph_flatten_node): Likewise.
5744 (cgraph_decide_recursive_inlining): Likewise.
5745 (cgraph_decide_inlining_of_small_function): Likewise.
5746 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5748 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5749 Pete Steinmetz <steinmtz@us.ibm.com>
5751 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5752 (rldic.): Set type to "compare".
5754 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5755 mfjmpr for MFCTR/MFLR.
5756 (movdf_hardfloat64): Same.
5757 (movdf_softfloat64): Same. Correct order of store and move types.
5758 (movti_string): Set type to store_ux/load_ux.
5759 (load_multiple): Set type to load_ux.
5760 (store_multiple): Set type to store_ux.
5761 (movmemsi): Set type to store_ux.
5762 (output_cbranch direct_return): Set type to jmpreg.
5763 (stmw): Set type to store_ux.
5764 (lmw): Set type to load_ux.
5765 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5766 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5767 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5768 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5769 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5770 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5771 (rios1-fpstore): Increase latency to 3.
5772 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5773 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5775 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5776 Andrew Pinski <pinskia@physics.uc.edu>
5778 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5779 operand2 constraint to "b".
5780 (sync_<fetchop_name>di_internal): Same.
5781 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5783 (sync_old_<fetchop_name>di_internal): Same.
5784 (sync_new_<fetchop_name>si_internal): Same.
5785 (sync_new_<fetchop_name>di_internal): Same.
5787 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5790 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5791 case, define as macros.
5793 PR rtl-optimization/23837
5794 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5795 clobber / clobber match between dest and p->first.
5797 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5798 (no_conflict_move_test): Update comments.
5800 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5802 * doc/install.texi: Update URL for Jacks.
5803 * doc/sourcebuild.texi: Likewise.
5805 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5808 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5809 registers when choosing register preferences.
5810 (movdf_hardfloat64): Same.
5812 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5814 * expmed.c (expand_shift): Don't use the target of the rotate as
5815 target for the first expanded shift insn.
5816 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5818 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5820 PR tree-optimization/22438
5821 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5822 preserved iv rhs rewriting specially.
5824 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5826 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5827 estimate_only is true.
5828 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5829 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5830 tree-ssa-structalias.c
5831 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5832 ref_contains_indirect_ref.
5833 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5835 2005-09-21 DJ Delorie <dj@redhat.com>
5837 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5839 (mn10300_return_in_memory): Support variable size types also.
5840 (mn10300_pass_by_reference): Likewise.
5841 (mn10300_function_value): New.
5842 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5843 (FUNCTION_OUTGOING_VALUE): Likewise.
5844 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5845 * doc/invoke.texi: Document it.
5847 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5850 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5851 force integer op1 into register for XFmode compares.
5853 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5856 * expmed.c (alg_code): Add alg_impossible.
5857 (alg_hash_entry): Add cost.
5858 (synth_mult): Record alg_impossible in the hash table if
5859 multiplication by a given integer is impossble within the
5860 limit. Speed up using alg_impossible.
5862 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5864 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5865 argument. Allow and set any offset if needs_anyoffset is passed
5867 (get_constraint_for): Add argument here too.
5869 (do_structure_copy): Pass NULL to get_constraint_for.
5870 (handle_ptr_arith): Ditto.
5871 (find_func_aliases): Ditto.
5873 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5875 PR rtl-optimization/23898
5876 * output.h (get_attr_min_length): Declare.
5877 * final.c (get_attr_length_1): New function, broken out of:
5879 (get_attr_min_length): New function.
5880 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5881 (duplicate_computed_gotos): Likewise.
5882 * genattr.c (insn_min_length): Generate declaration.
5883 * genattrtab.c (min_fn, min_attr_value): New functions.
5884 (make_length_attrs): Generate insn_min_length.
5886 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5888 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5890 2005-09-20 Richard Henderson <rth@redhat.com>
5892 PR tree-optimization/24059
5893 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5896 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5898 * c.opt (fextended-identifiers): New.
5899 * c-opts.c (c_common_handle_option): Handle
5900 -fextended-identifiers.
5901 * doc/cpp.texi: Update documentation of extended identifiers.
5902 * doc/cppopts.texi (-fextended-identifiers): Document.
5904 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5906 PR tree-optimization/23929
5907 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5910 PR tree-optimization/23818
5911 * tree-stdarg.c (execute_optimize_stdarg): Call
5912 calculate_dominance_info.
5914 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5916 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5917 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5918 (compute_overlap_steps_for_affine_1_2): Use
5919 get_number_of_iters_for_loop.
5920 (analyze_subscript_affine_affine): Check whether difference is
5922 Use get_number_of_iters_for_loop.
5923 Check whether overlap occurs outside of bounds.
5924 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5926 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5928 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5929 base register if possible.
5931 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5933 PR tree-optimization/18463
5934 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5935 converting it directly is not possible.
5936 (chrec_convert_aggressive): New function.
5937 * tree-chrec.h (chrec_convert_aggressive): Declare.
5938 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5939 Fold chrec conversions aggressively if asked to.
5940 (instantiate_parameters): Modified because of changes in
5941 instantiate_parameters_1.
5943 2005-09-19 Richard Henderson <rth@redhat.com>
5945 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5946 (reduc_splus_v2df): New.
5948 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5950 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5951 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5953 2005-09-19 Richard Henderson <rth@redhat.com>
5955 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5958 2005-09-19 Richard Henderson <rth@redhat.com>
5960 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5961 (ia64_expand_dot_prod_v8qi): New.
5962 * config/ia64/ia64-protos.h: Update.
5963 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5964 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5965 sdot_prodv8qi, sdot_prodv4hi): New.
5966 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5968 2005-09-19 Richard Henderson <rth@redhat.com>
5971 * real.c (exact_real_truncate): Return false if the format cannot
5972 represent the number as a normal.
5974 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5975 for a memory source.
5977 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5979 * tree-ssa-operands.c (swap_tree_operands): Export.
5980 * tree.h (swap_tree_operands): Declare.
5981 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5982 Call swap_tree_operands.
5984 2005-09-19 Richard Henderson <rth@redhat.com>
5986 * tree-flow.h (merge_alias_info): Declare.
5987 * tree-ssa-copy.c (merge_alias_info): Export.
5988 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5989 (vect_create_data_ref_ptr): Use create_iv directly.
5990 (vectorizable_load): Use correct types for integer constants.
5991 (vect_generate_tmps_on_preheader): Likewise.
5992 (vect_gen_niters_for_prolog_loop): Likewise.
5994 2005-09-19 Steven Bosscher <stevenb@suse.de>
5996 PR rtl-optimization/23943
5997 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5999 2005-09-18 Jan Hubicka <jh@suse.cz>
6001 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6003 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6005 * varasm.c (output_constant): Do not abort on conversions to union
6006 types between different sizes.
6008 2005-09-18 Richard Guenther <rguenther@suse.de>
6011 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6014 2005-09-18 Paul Brook <paul@codesourcery.com>
6016 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6018 2005-09-17 Richard Henderson <rth@redhat.com>
6020 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6021 * tree-ssa-loop.c (pass_vect_dce): Remove.
6022 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6025 2005-09-17 Richard Henderson <rth@redhat.com>
6027 * tree-pass.h (pass_vect_dce): Declare.
6028 * passes.c (init_optimization_passes): Add it.
6029 * tree-flow.h (tree_ssa_dce): Declare.
6030 * tree-ssa-dce.c (tree_ssa_dce): Export.
6031 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6032 (gate_tree_vectorize): ... here.
6033 (pass_vect_dce): New.
6035 2005-09-17 Jan Hubicka <jh@suse.cz>
6037 * except.c (struct eh_status): Turn region_array into vec.
6038 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6039 convert_from_eh_region_ranges, find_exception_handler_labels,
6040 current_function_has_exception_handlers, assign_filter_values,
6041 build_post_landing_pads, dw2_build_landing_pads,
6042 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6043 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6044 foreach_reachable_handler, can_throw_internal_1,
6045 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6047 (duplicate_eh_region_1): Update region_array.
6048 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6050 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6053 * expmed.c (expand_mult): Substitute simple register for op0 when
6056 2005-09-17 Richard Henderson <rth@redhat.com>
6058 * expr.c (emit_move_via_integer): Add force argument, pass it on
6059 to emit_move_change_mode. Update callers.
6060 (emit_move_complex): Pass true to new force argument.
6061 * function.c (expand_function_end): Move expand_eh_return call
6062 earlier. Merge sub-word complex values into a pseudo before
6063 copying to the return hard register.
6065 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6067 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6068 between different sizes.
6070 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6074 * passes.c (init_optimization_passes): Register dump files for
6077 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6079 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6080 * config/s390/s390.c (s390_overlap_p): New function.
6081 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6082 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6085 2005-09-16 Richard Guenther <rguenther@suse.de>
6087 * ipa-pure-const.c (static_execute): Free auxiliar information.
6088 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6089 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6091 2005-09-15 DJ Delorie <dj@redhat.com>
6093 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6095 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6097 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6099 (swap_commutative_operands_with_target): New.
6101 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6103 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6106 (estimate_iters_using_array): New function.
6107 * tree-data-ref.h (estimate_iters_using_array): Prototype
6108 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6109 Use estimate_iters_using_array instead of analyze_array.
6111 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6113 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6116 2005-09-15 Michael Matz <matz@suse.de>
6118 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6120 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6122 PR tree-optimization/23835
6123 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6124 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6126 2005-09-14 Richard Henderson <rth@redhat.com>
6128 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6129 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6131 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6133 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6134 in the ARRAY_TYPE case.
6136 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6138 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6140 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6143 * tree-vect-transform.c (vectorizable_operation): Return false for
6144 scalar shift operations and for vector shift operations with
6145 non-invariant shift arguments. Use scalar tree operand op1 as
6146 a shift operand when vector shift insn pattern uses scalar shift
6148 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6150 2005-09-14 Olivier Hainque <hainque@adacore.com>
6152 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6153 value if it has side-effects.
6155 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6158 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6160 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6162 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6163 passed as NAME as if it were label at start of function code.
6165 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6167 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6170 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6172 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6173 as early clobber. Rewrite so the PIC register is not implicitly used.
6175 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6177 * tree.c (annotate_with_file_line): Compare line numbers before
6180 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6183 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6184 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6186 2005-09-13 Ian Lance Taylor <ian@airs.com>
6188 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6189 than a HOST_WIDEST_INT to gen_doloop_begin.
6191 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6193 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6195 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6197 PR tree-optimize/23817
6198 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6200 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6203 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6204 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6205 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6206 (restore_stack_nonlocal): Likewise.
6207 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6209 2005-09-12 Ian Lance Taylor <ian@airs.com>
6212 * c.opt (ffriend-injection): New C++ option.
6213 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6214 (C++ Dialect Options): Document -ffriend-injection.
6216 2005-09-12 Josh Conner <jconner@apple.com>
6219 * ipa-reference.c (static_execute): Don't mark variables in
6220 named sections TREE_READONLY.
6222 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6224 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6227 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6229 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6230 V_MUST_DEF instead of just the first_use_p.
6231 Don't mark the virtual variables for renaming on the statement which
6233 (pass_dse): Remove TODO_update_ssa.
6235 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6238 * stor-layout.c (compute_record_mode): For records with a single
6239 field, actually check the field's mode size against the type size.
6241 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6242 registers for TARGET_SHMEDIA.
6243 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6244 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6245 of GENERAL_REGS and FP_REGS.
6247 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6249 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6251 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6253 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6254 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6255 are omitted. Exclude stack_tie insn too.
6257 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6259 PR rtl-optimization/23098
6260 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6262 * config/rs6000/rs6000.md (movdf splitter): Use
6263 const_double_operand predicate for TARGET_POWERPC64.
6264 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6265 SYMBOL_REF method to ABI_V4.
6267 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6268 replace_equiv_address.
6269 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6270 rs6000_sr_alias_set and MEM_NOTRAP.
6271 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6273 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6275 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6276 handle CALL_EXPR again.
6278 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6280 * arm/predicates.md (alignable_memory_operand): Delete.
6282 2005-09-10 Richard Henderson <rth@redhat.com>
6285 * dbxout.c (dbxout_expand_expr): New.
6286 (dbxout_symbol): Use it.
6288 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6290 * arm.c (arm_gen_rotated_half_load): Delete.
6291 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6292 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6293 (thumb_set_return_address): Likewise.
6294 (thumb_load_double_from_address): Use adjust_address.
6295 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6296 (extendhsisi2_mem, movhi_bytes): Use change_address.
6297 (movhi): Use widen_memory_access.
6298 (reload_out_df): Use replace_equiv_address.
6299 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6301 2005-09-09 Richard Henderson <rth@redhat.com>
6304 * dbxout.c: Include expr.h.
6305 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6306 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6307 * Makefile.in (dbxout.o): Add EXPR_H.
6309 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6311 PR tree-optimization/23509
6312 * tree-cfg.c (replace_uses_by): Use replace_exp.
6313 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6314 pointers have name_mem_tag or type_mem_tag set.
6316 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6318 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6319 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6320 of wrongly accessing operands.
6322 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6324 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6325 * tree-chrec.c: Include tree-scalar-evolution.h.
6326 (chrec_convert): Instantiate the base and step before calling
6327 scev_probably_wraps_p that would fail on parametric evolutions.
6328 Collect all the fails into a single section failed_to_convert,
6329 print a diagnostic, and return chrec_dont_know instead of calling
6331 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6332 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6334 (scev_const_prop): Don't replace the definition of a loop closed ssa
6335 phi node by itself, or by another loop closed ssa phi node.
6336 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6337 that base and step are defined.
6339 2005-09-09 Richard Guenther <rguenther@suse.de>
6342 * fold-const.c (fold_ternary): Check truth_value_p before
6343 calling invert_truthvalue.
6345 2005-09-09 Nick Clifton <nickc@redhat.com>
6347 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6348 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6349 dimension of these arrays.
6350 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6352 * longlong.h: Only provide a prototype for the __clz_tab[] array
6353 if this header has not been included from libgcc2.h.
6354 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6356 Provide prototypes for exported functions.
6357 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6360 2005-09-08 Josh Conner <jconner@apple.com>
6364 * expr.c (expand_expr_addr_expr_1): Don't invoke
6365 expand_simple_binop for EXPAND_INITIALIZER.
6367 2005-09-08 Richard Henderson <rth@redhat.com>
6370 * toplev.c (wrapup_global_declaration_1): Split out ...
6371 (wrapup_global_declaration_2): ... from ...
6372 (wrapup_global_declarations): ... here. Return bool.
6373 (check_global_declaration_1): Split out ...
6374 (check_global_declarations): from here.
6375 (emit_debug_global_declarations): New.
6376 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6377 check_global_declaration_1, emit_debug_global_declarations): Declare.
6378 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6379 of decls. Call wrapup_global_declaration_1,
6380 wrapup_global_declaration_2, check_global_declaration_1 directly.
6381 (c_write_global_declarations_2): New.
6383 (c_write_global_declarations): Call c_write_global_declarations_2.
6384 * langhooks.c (write_global_declarations): Call
6385 emit_debug_global_declarations.
6387 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6388 remove decls that have DECL_RTL_SET_P.
6389 * passes.c (rest_of_decl_compilation): Invoke
6390 cgraph_varpool_finalize_decl for all but functions.
6392 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6394 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6395 the result of a conversion if the new min and max cannot be compared.
6397 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6399 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6400 (override_options): Setting s390_sr_alias_set removed.
6401 (save_fpr, save_gprs): Set alias set to vararg or frame.
6402 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6403 s390_sr_alias_set with get_frame_alias_set ().
6404 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6405 get_varargs_alias_set ().
6407 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6411 * c-parser.c (c_parser_objc_method_definition): If the next
6412 token is not "{", error out and don't start the function.
6414 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6416 * tree-vrp.c (extract_range_from_expr): Move the check for non
6417 nullness after the check for gimple invariant.
6419 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6421 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6423 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6426 * config/m32r.md (movmemsi_internal): Canonicalize order of
6427 operands in PLUS component of template.
6429 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6431 * reload1.c (fixup_eh_region_note): Remove assertion.
6432 (fixup_abnormal_edges): Reverted removal of call to
6433 find_many_sub_basic_blocks made on 2005-08-31.
6435 2005-09-07 Richard Henderson <rth@redhat.com>
6437 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6438 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6439 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6440 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6441 rearrange for better packing.
6442 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6443 (lookup_cfa_1): Remove inline marker.
6444 (cfa_equal_p): Split out of ...
6445 (def_cfa_1): ... here. Use INVALID_REGNUM.
6446 (build_cfa_loc): Handle !cfa->indirect.
6447 (frame_pointer_cfa_offset): New.
6448 (dbx_reg_number): Assert register elimination performed; do
6449 leaf register remapping.
6450 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6451 (eliminate_reg_to_offset): New.
6452 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6453 for verifiably local stack frame addresses; re-base to CFA.
6454 (mem_loc_descriptor): Remove can_use_fbreg argument.
6455 (concat_loc_descriptor, loc_descriptor): Likewise.
6456 (containing_function_has_frame_base): Remove.
6457 (rtl_for_decl_location): Don't do register elimination or
6458 leaf register remapping here.
6459 (secname_for_decl): Split out from ..
6460 (add_location_or_const_value_attribute): ... here.
6461 (convert_cfa_to_loc_list): New.
6462 (compute_frame_pointer_to_cfa_displacement): New.
6463 (gen_subprogram_die): Use them.
6464 * tree.h (frame_base_decl): Remove.
6465 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6466 (prologue_stack_adjust): Remove.
6467 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6468 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6469 (set_frame_base_location): Remove.
6470 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6471 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6472 (vt_add_function_parameters): Don't eliminate_regs.
6473 (vt_initialize): Don't create frame_base_decl.
6475 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6477 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6478 version of GNU binutils for 4.x and later.
6480 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6482 * ggc-page.c (ggc_push_context): Remove.
6483 (ggc_pop_context): Likewise.
6484 * ggc.h (ggc_push_context): Remove.
6485 (ggc_pop_context): Likewise.
6487 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6490 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6491 returning from an interrupt handler.
6493 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6496 * config/arc/arc.c (output_shift): Add check for loop count when
6499 2005-09-06 Steven Bosscher <stevenb@suse.de>
6501 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6503 (abs_replacement): Likewise.
6504 (pass_phiopt): Remove TODO_update_ssa.
6506 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6509 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6510 if "return with no value, in function returning non-void" warning
6512 * tree-cfg.c (execute_warn_function_return): Don't look at
6513 RETURN_EXPRs with TREE_NO_WARNING set.
6516 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6517 for internal functions doesn't use registers used by global registers
6518 variables. Use fewer register parameters if there are global register
6521 2005-09-06 Olivier Hainque <hainque@adacore.com>
6522 Eric Botcazou <ebotcazou@adacore.com>
6525 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6526 when we would be extracting outside its bit span (bitpos+bitsize
6527 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6528 Ada unchecked conversions.
6530 2005-09-06 Steven Bosscher <stevenb@suse.de>
6532 * tree-ssa-pre.c (try_look_through_load): New function.
6533 (compute_avail): Use it to try to look through loads for some
6534 more useful expressions.
6536 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6538 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6539 condition for detecting cases like (a&a) and (a^a).
6541 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6543 * common.opt: Add option ftree-vect-loop-version.
6544 * params.def: Add --param vect-max-version-checks.
6545 * doc/invoke.texi: Document ftree-vect-loop-version and
6546 --param vect-max-version-checks.
6547 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6548 may_misalign_stmts and defines for accessors.
6549 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6550 LOOP_VINFO_MAY_MISALIGN_STMTS.
6551 (destroy_loop_vec_info): VEC_free for
6552 LOOP_VINFO_MAY_MISALIGN_STMTS.
6553 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6554 Update documentation.
6555 (vect_update_misalignment_for_peel): New.
6556 (vect_enhance_data_refs_alignment): Update to choose loop
6557 peeling or loop versioning if appropriate for the (potentially)
6558 unaligned data references in the loop.
6559 (vect_analyze_data_refs_alignment): Remove call to
6560 vect_enhance_data_refs_alignment so the checks can be done
6562 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6563 and move up call to vect_analyze_data_refs_alignment.
6564 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6565 (vect_transform_loop): Add call to loop_version.
6567 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6569 PR rtl-optimization/23098
6570 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6571 * simplify-rtx.c (constant_pool_reference_p): New function.
6572 * rtl.h (constant_pool_reference_p): New prototype.
6573 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6574 constant_pool_reference_p in condition and
6575 avoid_constant_pool_reference in preparation statements.
6577 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6579 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6580 STRICT_LOW_PART SETs.
6582 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6585 * except.c (sjlj_emit_function_enter): Find the function begin
6586 note even when it's not in first basic block.
6588 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6590 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6591 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6592 * aclocal.m4: Regenerate.
6594 2005-09-05 DJ Delorie <dj@redhat.com>
6596 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6599 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6601 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6602 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6603 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6604 Follow spelling conventions.
6605 * doc/invoke.texi: Follow spelling conventions.
6607 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6609 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6610 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6611 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6613 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6616 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6617 (output_stack_adjust): Use gen_tmp_stack_mem.
6618 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6619 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6620 (sh_get_pr_initial_val): Likewise.
6621 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6622 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6623 * sh.md (divsi_inv_m0): Use gen_const_mem.
6624 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6625 (movdf_i4+1): Use gen_tmp_stack_mem.
6626 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6627 (fpu_switch+2): Likewise.
6628 (movv4sf_i, movv16sf_i): Use adjust_address.
6629 (symGOT_load): Set MEM_NOTRAP_P bit.
6631 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6634 * pa.c (emit_move_sequence): Fix typo in last change.
6636 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6638 PR rtl-optimization/23454
6639 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6642 2005-09-03 Richard Henderson <rth@redhat.com>
6643 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6646 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6649 2005-09-02 Nicolas Pitre <nico@cam.org>
6651 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6652 to bit_count to 32 bits.
6654 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6657 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6658 generating synthetic loads from volatile lvalues.
6660 005-09-02 Nick Clifton <nickc@redhat.com>
6662 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6663 __ctzhi2, __clzhi2): New functions.
6665 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6668 * tree-nested.c (struct var_map_elt): Mark with GTY.
6669 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6671 (lookup_field_for_decl): Allocate new element in GC memory.
6672 (lookup_tramp_for_decl): Likewise.
6673 (convert_nl_goto_reference): Likewise
6674 (create_nesting_tree): Allocate info in GC memory. Likewise for
6676 (free_nesting_tree): Free with ggc_free instead of free.
6677 (root): New static variable.
6678 (lower_nested_functions): Remove root as local variable. And zero out
6679 root at the end of the function.
6681 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6683 PR rtl-optimization/20365
6684 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6685 to short. New member ix.
6686 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6687 (simplify_plus_minus): Initialize ix members before calling qsort.
6689 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6691 PR tree-optimization/23626
6692 * tree-cfg.c (replace_uses_by): Clean up eh info.
6694 2005-09-01 DJ Delorie <dj@redhat.com>
6696 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6699 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6701 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6702 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6705 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6707 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6708 do not issue warning for a variable definition following
6711 2005-09-01 Richard Henderson <rth@redhat.com>
6714 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6715 conversion to CONST_VECTOR.
6717 2005-09-01 Richard Henderson <rth@redhat.com>
6720 * reload1.c (reload_as_needed): Check !CALL_P before calling
6721 fixup_eh_region_note.
6722 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6724 2005-09-01 DJ Delorie <dj@redhat.com>
6726 * varasm.c (output_constant): Let the target resolve
6727 conversions of addresses to non-default pointer sizes.
6729 2005-09-01 Nicolas Pitre <nico@cam.org>
6731 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6732 to alow matching ARM pre-indexed addressing mode.
6733 (arm_override_options): Remove now irrelevant comment.
6735 2005-09-01 Phil Edwards <phil@codesourcery.com>
6737 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6738 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6739 * config/i386/vxworks.h: Likewise.
6740 * config/i386/t-vxworksae: New file, for VxWorks AE.
6741 * config/i386/vxworksae.h: Likewise.
6743 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6745 PR tree-optimization/23410
6746 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6747 sequence is not wrapping during the first step.
6749 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6752 * dwarf2out.c (base_type_die): Compare char_type_node with
6753 TYPE_MAIN_VARIANT (type), not type.
6755 2005-09-01 Richard Guenther <rguenther@suse.de>
6757 PR tree-optimization/15366
6758 * common.opt: Add -finline-functions-called-once.
6759 Put -fearly-inlining in alphabetically ordered place.
6760 * doc/invoke.texi: Document new option.
6761 * ipa-inline.c (cgraph_decide_inlining): Honour
6762 flag_inline_functions_called_once.
6764 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6766 PR rtl-optimization/23478
6767 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6768 (alloc_qty): Initialize it.
6769 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6770 (combine_regs): Combine also n_throwing_calls_crossed fields.
6771 (find_free_reg): Don't attempt to caller-save pseudos crossing
6772 calls that might throw.
6773 * global.c (struct allocno): Add throwing_calls_crossed field.
6774 (global_alloc): Revert 2005-08-22 change. Initialize
6775 throwing_calls_crossed.
6776 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6779 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6782 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6783 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6784 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6785 (and64_2_operand): Tweak to use predicate.
6786 (and_operand): Adjust for mask_operand changes.
6787 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6788 (print_operand): Likewise.
6789 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6790 (mask64_1or2_operand): Delete.
6791 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6792 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6793 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6794 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6795 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6796 (rotldi3_internal4): Likewise.
6797 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6798 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6799 (ashldi3_internal7): Likewise.
6800 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6801 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6802 (anddi3 split): Don't match mask64_operand.
6803 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6804 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6805 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6806 't' splitter predicate.
6807 (movdi_internal64 + 2): Revert 2005-06-11 change.
6809 2005-08-31 DJ Delorie <dj@redhat.com>
6811 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6812 (m32c_asm_integer): Add support for 32 bit pointers.
6814 2005-08-31 Richard Henderson <rth@redhat.com>
6816 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6817 component-like references for setting MEM_NOTRAP_P.
6819 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6820 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6822 2005-08-31 Richard Henderson <rth@redhat.com>
6824 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6825 into a pseudo before applying gen_lowpart.
6827 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6829 * doc/install.texi (Specific): Update cctools version required
6830 for full functionality.
6831 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6832 linkers as -macosx_version_min.
6834 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6837 * sh.c (print_operand, %R and %S): Add handling of floating point
6838 registers, memory, constants and invalid operands.
6840 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6842 * ipa-pure-const.c: Change dump name.
6844 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6847 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6848 to "reg_or_0_operand".
6849 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6851 2005-08-31 Dale Johannesen <dalej@apple.com>
6853 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6854 loops that count down.
6856 2005-08-31 Richard Henderson <rth@redhat.com>
6859 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6860 (fixup_eh_region_note): New.
6861 (reload_as_needed): Call it.
6862 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6863 don't call find_many_sub_basic_blocks; call verify_flow_info.
6864 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6865 (keep_stack_depressed): Likewise.
6866 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6868 2005-08-31 Richard Henderson <rth@redhat.com>
6870 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6873 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6875 * expr.c (expand_expr_real_1): Compare size of address
6876 mode to target's address mode size in deciding expansion of
6877 the constant address.
6879 2005-08-31 Richard Guenther <rguenther@suse.de>
6882 * expr.c (all_zeros_p): New function.
6883 (expand_expr_real_1): Handle the case of an all-zero
6884 non-addressable constructor separately.
6886 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6888 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6889 arguments, adjust all callers.
6890 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6892 2005-08-30 Richard Henderson <rth@redhat.com>
6895 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6896 whenever the mode sizes match.
6898 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6900 * calls.c (load_register_parameters): Fix comment typo.
6901 * expr.c (emit_push_insn): Comment formatting.
6903 2005-08-30 Ian Lance Taylor <ian@airs.com>
6905 * config/i386/x-cygwin (host-cygwin): Change dependency from
6906 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6908 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6910 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6913 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6916 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6917 call to ggc_collect.
6919 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6922 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6923 beginning. Remove $(INCLUDES) from all the rules, if following
6924 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6926 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6929 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6930 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6931 not constant, but maxlen is, don't set len to maxlen, rather
6932 set maxlen to len if len is a constant.
6934 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6936 PR tree-optimization/23475
6937 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6940 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6942 Fix PR middle-end/22455
6944 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6945 Checksum only the parts of the tree that exist for the tree code.
6947 2005-08-28 Dale Johannesen <dalej@apple.com>
6949 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6951 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6953 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6955 2005-08-28 Richard Henderson <rth@redhat.com>
6957 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6958 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6961 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6964 * builtins.c (get_memory_rtx): Don't strip nops
6965 in between COMPONENT_REFs.
6967 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6970 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6972 (gimplify_modify_expr): Check for zero sized types and gimplify the
6973 rhs and lhs as statements.
6975 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6978 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6979 state for return address column of signal frames.
6981 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6984 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6985 bytes >= 2 not bytes == 2.
6986 (expand_block_move): Same.
6988 2005-08-27 Richard Guenther <rguenther@suse.de>
6991 * config/i386/sse.md (sse2_movsd): Add missing closing
6994 2005-08-27 Paul Brook <paul@codesourcery.com>
6996 * genrecog.c (enum decision_type): Add DT_num_insns.
6997 (struct decision_test): Add u.num_insns.
6998 (add_to_sequence): Add DT_num_insns test.
6999 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7000 (write_cond, debug_decision_2): Ditto.
7001 (change_state): Assume peep2_next_insn never fails.
7002 Remove "afterward" argument.
7003 (write afterward, write_tree): Update to match.
7004 * recog.c (peep2_current_count): New variable.
7005 (peep2_next_insn): Check it.
7006 (peephole2_optimize): Set peep2_current_count.
7007 * recog.h (peep2_current_count): Declare.
7009 2005-08-26 Josh Conner <jconner@apple.com>
7012 * ipa-pure-const.c (check_tree): Check for volatile-ness
7013 when considering a dereference.
7015 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7017 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7019 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7021 PR rtl-optimization/23561
7022 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7023 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7024 at most LEN bytes long memory fits into the field.
7025 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7026 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7027 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7029 2005-08-26 Richard Henderson <rth@redhat.com>
7032 * loop.c (biased_biv_may_wrap_p): New.
7033 (maybe_eliminate_biv_1): Use it to suppress non-equality
7034 comparison transformations. Delete disabled code.
7036 2005-08-26 Ian Lance Taylor <ian@airs.com>
7038 * combine.c (make_extraction): Avoid reference outside object.
7040 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7042 * stor-layout.c (finalize_type_size): Restore behaviour for
7043 non-aggregate types to the status quo ante of the patch for
7044 pr 23467. Document why it matters.
7046 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7049 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7050 array by one element, initialize the BT_LAST element with NULL.
7052 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7054 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7055 optimizing for size.
7057 (compare_plus_eqsi): Same.
7058 (plus_eqsi_compare): Same.
7059 (neg_eq0<mode>): Same.
7060 (neg_eq<mode>): Same.
7062 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7065 2005-08-26 Nick Clifton <nickc@redhat.com>
7067 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7068 TARGET_EP is not defined.
7069 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7070 TARGET_EP is enabled.
7071 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7072 * config/v850/v850.md (save_all_interrupt): Only use the EP
7073 register if TARGET_EP is defined.
7074 (restore_all_interrupt): Likewise.
7075 * config/v850/lib1funcs.asm: Update functions so that the EP
7076 register is only used if __EP__ is defined.
7078 2005-08-26 David Ung <davidu@mips.com>
7080 * config/mips/mips.c (mips_expand_prologue): Handle case when
7081 generating for MIPS16 and the outgoing argument area is more than
7082 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7085 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7087 * config/crx/crx.md: Make doloop_end pattern usage controllable
7088 via mloop-nesting=<max-nesting> command line switch. Make sure
7089 the combiner cannot use doloop_end_<mode> in an illegal way.
7090 * config/crx/crx.c: Use regs up to r6 for argument passing.
7091 Refine crx_address_cost (non cst4 displacements are expensive).
7092 * config/crx/crx.opt: Add switch for mloop-nesting=.
7094 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7096 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7097 (UNSPEC_MVST): New constant.
7099 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7101 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7102 Reject operands containing eliminable registers.
7103 * testsuite/gcc.dg/20050825-1.c: New testcase.
7105 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7106 Jan Hubicka <jh@suse.cz>
7108 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7110 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7112 PR tree-optimization/23546
7113 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7116 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7118 * params.def (PARAM_MIN_SPEC_PROB): New.
7119 * sched-rgn.c (MIN_PROBABILITY): Delete.
7120 (compute_trg_info): Convert to PARAM_VALUE.
7121 * doc/invoke.texi (param): Document min-spec-prob.
7123 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7125 * config/darwin.h: define __PIC__
7126 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7127 TARGET_OS_CPP_BUILTINS macro.
7129 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7131 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7134 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7136 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7138 * cfghooks.c (duplicate_block): Added position where to place
7139 new block as argument.
7140 * cfghooks.h (duplicate_block): Declaration changed.
7141 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7143 * cfglayout.h (copy_bbs): Declaration changed.
7144 * cfgloop.h (loop_version): Declaration changed.
7145 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7146 position to copy_bbs.
7147 (loop_version): Pass position to duplicate_loop_to_header_edge.
7148 Add place_after argument and position new blocks according to
7150 * modulo-sched.c (sms_schedule): Pass place_after argument
7152 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7153 * tree-cfg.c (split_edge_bb_loc): New function.
7154 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7155 to determine position of new blocks.
7156 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7158 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7159 argument to duplicate_block.
7160 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7161 Pass position to copy_bbs.
7163 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7165 * fold-const.c (ptr_difference_const): Use
7166 cst_and_fits_in_hwi instead of host_integerp.
7168 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7170 * config/darwin.c (gen_pic_offset): New.
7171 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7174 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7176 PR tree-optimization/23486
7177 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7179 2005-08-23 Phil Edwards <phil@codesourcery.com>
7181 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7182 remove use_collect2.
7183 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7185 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7186 configuration files to override the default value.
7188 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7189 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7190 * config/vx-common.h: New file, split out from...
7191 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7192 * config/vxworksae.h: New file, for VxWorks AE.
7193 * config/vxworks.opt: New file.
7194 * config/vxlib.c: Update for VxWorks 6.
7196 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7197 other MULTILIB_* variables appropriately.
7198 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7199 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7200 * config/rs6000/vxworks.h: Update for VxWorks 6.
7201 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7203 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7206 * config/darwin.c (machopic_select_section): Remove the hack to
7207 mark "::operator new" and "::operator delete" for coalescing
7208 even though they are not weak.
7210 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7212 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7213 * configure: Regenerate.
7215 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7218 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7220 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7221 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7224 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7226 * config/rs6000/predicates.md (equality_operator): New.
7227 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7228 comparison with a large constant.
7230 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7232 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7234 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7236 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7237 registers is even, and we have a hardware double precision fp,
7239 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7240 size of current argument when checking if argument was passed in
7243 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7246 * stor-layout.c (finalize_type_size): Dont override
7247 existing alignment with a smaller alignment from the mode.
7249 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7251 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7252 * lambda.h (lambda_vector_lexico_pos): ... here.
7253 * tree-data-ref.c (build_classic_dist_vector): Return false when
7254 the distance vector is lexicographically negative.
7256 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7258 PR tree-optimization/23511
7259 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7260 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7262 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7264 PR tree-optimization/22043
7265 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7266 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7267 If ALLOW_FLEXARR, handle types ending with flexible array member.
7268 Pass false as second argument to recursive count_type_elements calls.
7269 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7270 argument to count_type_elements call.
7271 * tree-sra.c (decide_block_copy): Likewise.
7272 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7273 for a constant-sized object, set cleared as well. Pass true as
7274 second argument to count_type_elements call.
7276 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7279 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7280 from legitimate_small_data_p, and make global. Update use.
7281 Remove forward declaration.
7282 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7284 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7286 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7288 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7289 of scratch intermediates.
7290 (eq<mode>_compare): Same.
7291 (neg_eq0<mode>): New.
7292 (neg_eq<mode>): Convert to define_insn_and_split.
7294 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7297 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7298 stdarg functions, set/clear the fp marker even when no variable
7300 * config/rs6000/sysv4.opt (mprototype): Describe.
7302 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7304 PR rtl-optimization/23478
7305 * regs.h (reg_info): Add throw_calls_crossed.
7306 (REG_N_THROWING_CALLS_CROSSED): Define.
7307 * flow.c (allocate_reg_life_data): Initialize
7308 REG_N_THROWING_CALLS_CROSSED.
7309 (propagate_one_insn, attempt_auto_inc): Update
7310 REG_N_THROWING_CALLS_CROSSED.
7311 * global.c (global_alloc): Don't allocate pseudos across
7312 calls that may throw.
7314 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7317 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7318 value is inbetween the range if we did not find an exact match.
7320 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7322 * doc/invoke.texi (Option Summary): Add ms1 options.
7323 * doc/extend.texi: Document interrupt handler attribute for ms1.
7324 * doc/md.texi: Document ms1 constraints.
7325 * config.gcc: Add ms1-*-elf.
7326 * config/ms1/ms1.h: New.
7327 * config/ms1/ms1.c: New.
7328 * config/ms1/ms1.md: New.
7329 * config/ms1/ms1-protos.h: New.
7330 * config/ms1/ABI.txt: New.
7331 * config/ms1/crti.asm: New.
7332 * config/ms1/crtn.asm: New.
7333 * config/ms1/lib2extra-funcs.c: New.
7334 * config/ms1/t-ms1: New.
7335 * config/ms1/ms1.opt: New.
7337 2005-08-22 Ira Rosen <irar@il.ibm.com>
7339 * config/rs6000/altivec.md (xorv4sf3): New.
7340 (negv4sf2, neg<mode>2): Likewise.
7342 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7345 * config/ia64/ia64.md (divsi3): Check divide by zero.
7346 (udivsi3): Likewise.
7348 (udivdi3): Likewise.
7350 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7352 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7353 up to elem_bitsize bits, not max_bitsize.
7355 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7357 PR tree-optimization/23433
7358 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7359 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7361 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7363 PR tree-optimization/23434
7364 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7365 the iteration bound is not an INTEGER_CST.
7367 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7369 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7370 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7371 NULL if need_epilog_adjust is false.
7372 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7373 Case 3 always peels first itration, not just for PLUS case, and no need
7374 to use scalar_initial_def here. Create an epilog adjustment only if
7375 scalar_initial_def is not NULL.
7377 (vectorizable_reduction): Remove assert.
7379 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7382 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7383 (__moddi3): Likewise.
7384 (__udivdi3): Likewise.
7385 (__umoddi3): Likewise.
7386 (__divsi3): Likewise.
7387 (__modsi3): Likewise.
7388 (__udivsi3): Likewise.
7389 (__umodsi3): Likewise.
7391 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7393 * tree-pass.h (TDF_GRAPH): Define.
7394 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7395 * passes.c (finish_optimization_passes): Only call
7396 finish_graph_dump_file if TDF_GRAPH is set.
7397 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7398 NULL. Set TDF_GRAPH bit.
7399 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7401 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7403 * arm.h (arm_stack_offsets): Add locals_base field.
7404 * arm.c (arm_get_frame_offsets): Compute it.
7405 (thumb_compute_initial_elimination offset): Make the Thumb frame
7406 pointer point to the base of the local variables.
7407 (thumb_expand_prologue): Update accordingly.
7408 (thumb_expand_epilogue): Likewise.
7410 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7411 mode of clobbered scratch to DImode. Handle a case that's known to
7414 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7416 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7417 (gt0<mode>_compare): Delete.
7418 (neg_gt0<mode>): Delete.
7420 2005-08-19 Eric Christopher <echristo@apple.com>
7422 * optabs.h: Change CTI_ to COI_.
7425 2005-08-19 James E Wilson <wilson@specifix.com>
7427 * builtins.c (expand_builtin_return_addr): Set
7428 current_function_accesses_prior_frames when count != 0. Use
7429 frame_pointer_rtx when count == 0.
7430 * function.h (struct function): Add accesses_prior_frames field.
7431 (current_function_accesses_prior_frames): Define.
7432 * reload1.c (init_elim_table): Check
7433 current_function_accesses_prior_frames.
7434 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7436 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7438 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7439 indicator. Return true if the flowgraph changed during
7442 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7445 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7446 conditional expression before testing its value.
7448 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7450 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7452 2005-08-19 Devang Patel <dpatel@apple.com>
7454 PR tree-optimization/23048
7455 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7456 third parameter. Check whether latch is dominated by exit
7458 (if_convertible_loop_p): Supply exit block itself to
7459 if_convertible_bb_p.
7461 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7464 * arm.md (arm_load_pic_register): Change argument to the mask of
7465 saved registers. Call thumb_find_work_register if we need a
7466 scratch register on Thumb.
7467 (arm_expand_prologue): Pass empty register set to
7468 arm_load_pic_register.
7469 (thumb_expand_prologue): Pass live_regs_mask directly to
7470 arm_load_pic_register.
7471 * arm-protos.h (arm_load_pic_register): Update prototype.
7473 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7475 * sh.c (find_sole_member): New function.
7476 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7477 if the record's alignment is larger than the size of its only member.
7479 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7482 * arm.c (thumb_legitimize_reload_address): New function.
7483 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7484 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7486 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7488 * config/crx/crx.c: Implement crx_decompose_address. Reject
7489 symbolic displacements since CRX register relative adressing
7490 mode can't handle unsigned 32-bit values as displacements.
7491 * config/crx/crx.h: Simplify definitions, remove redundant
7492 parenthesis and obsolete macros.
7493 * config/crx/crx.opt: Add new switch for debugging addresses.
7494 * config/crx/crx-protos.h: Add new declarations for above.
7496 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7499 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7502 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7504 * collect2.c (dup2): Delete.
7505 * configure.ac: Don't check for dup2.
7507 * config.in, configure: Regenerate.
7509 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7511 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7512 record with the type of its only member.
7514 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7516 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7517 define_insn_and_split.
7518 (plus_ltu<mode>_compare): Same.
7519 (gtu<mode>_compare): Same.
7520 (plus_gtu<mode>_compare): Same.
7522 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7524 PR tree-optimization/22228
7525 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7527 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7528 are recorded in vect_vnames_to_rename for renaming.
7529 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7530 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7531 in vect_vnames_to_rename.
7532 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7533 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7535 2005-08-18 Jan Hubicka <jh@suse.cz>
7538 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7539 info only for local statics, not for member variables.
7541 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7543 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7545 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7547 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7549 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7552 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7554 2005-08-17 James E Wilson <wilson@specifix.com>
7556 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7559 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7561 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7562 (leu<mode>_compare): Same.
7563 (plus_leu<mode>): Same.
7564 (neg_leu<mode>): Same.
7565 (and_neg_leu<mode): Same.
7566 (ltu<mode>_compare): Same.
7567 (plus_ltu<mode>): Same.
7569 (geu<mode>_compare): Same.
7570 (plus_geu<mode>): Same.
7571 (neg_geu<mode>): Same.
7572 (and_neg_geu<mode>): Same.
7573 (plus_gt<mode>): Same.
7574 (gtu<mode>_compare): Same.
7575 (plus_gtu<mode>): Same.
7577 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7579 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7580 Move call_table_data to end. Delete spurious .text.
7581 (callt_save_all_interrupt): Fix comment typo.
7583 2005-08-17 James E Wilson <wilson@specifix.com>
7584 Kevin Winchester <winchester@amirix.com>
7587 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7589 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7592 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7593 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7595 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7597 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7598 record with the type of its only member if the modes don't match.
7600 * varasm.c (decode_reg_name): Skip empty additional register names.
7602 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7604 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7605 lsm_tmp_name_length): New.
7606 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7607 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7609 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7610 Andreas Krebbel <krebbel1@de.ibm.com>
7612 * config.gcc: Added z9-109 switch.
7613 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7614 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7615 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7616 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7617 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7618 for "z9_109" cpu attribute.
7619 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7620 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7621 (s390_handle_arch_option): Added z9-109 switch.
7622 (override_options): Set respective cost function for z9-109.
7623 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7624 (legitimate_reload_constant_p): Accept extended immediates.
7625 (print_operand): Three new output modifiers added: k, m and o.
7626 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7627 (s390_output_mi_thunk): Use extended immediate when possible.
7628 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7629 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7630 (CONSTRAINT_LEN): Added length of O constraint.
7631 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7632 * config/s390/s390.md ("cpu"): New value z9_109 added.
7633 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7634 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7635 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7636 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7637 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7638 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7639 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7640 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7641 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7642 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7643 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7644 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7645 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7646 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7647 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7649 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7650 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7651 insns for TARGET_EXTIMM.
7653 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7655 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7657 2005-08-17 Nick Clifton <nickc@redhat.com>
7659 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7660 Call default_encode_section_info.
7662 2005-08-17 Steven Bosscher <stevenb@suse.de>
7664 PR tree-optimization/21574
7665 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7666 constant, return CONSTANT.
7667 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7668 (ccp_fold, visit_assignment): Likewise.
7669 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7671 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7673 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7674 fold_buildN instead of buildN then fold_initializer or fold.
7675 (build_unary_op): Likewise.
7676 (build_binary_op): Likewise.
7677 * fold-const.c (fold_initializer): Remove.
7678 (fold_build1_initializer): New function.
7679 (fold_build2_initializer): New function.
7680 (fold_build3_initializer): New function.
7681 * tree.h (fold_initializer): Remove.
7682 (fold_build1_initializer): New function.
7683 (fold_build2_initializer): New function.
7684 (fold_build3_initializer): New function.
7686 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7688 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7689 (try_move_mult_to_index): Call fold_build2 instead of build2.
7690 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7691 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7692 fold_binary_to_constant.
7693 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7695 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7696 check if A == gcd (A, B). Remove TYPE argument.
7697 (analyze_offset) Use fold_build2 instead of fold (build.
7698 (create_data_ref): Likewise.
7699 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7700 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7703 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7705 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7706 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7708 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7711 * gimplify.c (zero_sized_type): New function.
7712 (gimplify_modify_expr_rhs): If we have a zero sized type,
7713 replace the statement with an empty statement.
7715 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7717 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7720 2005-08-16 Ian Lance Taylor <ian@airs.com>
7722 * doc/tm.texi (Label Output): Correct typo.
7724 2005-08-16 Steven Bosscher <stevenb@suse.de>
7727 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7728 force_operand will work later on using have_insn_for.
7730 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7732 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7734 2005-08-16 Ian Lance Taylor <ian@airs.com>
7737 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7738 vector type, don't try to construct it element by element. Add an
7739 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7741 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7743 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7745 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7747 * doc/invoke.texi (Precompiled Headers): Document some more options
7748 which are known to be safe.
7750 2005-08-16 James E Wilson <wilson@specifix.com>
7752 PR tree-optimization/21105
7753 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7754 TREE_OVERFLOW check.
7756 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7758 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7759 (neg_ltu<mode>): Same.
7761 (neg_gtu<mode>): Same.
7763 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7765 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7766 (fold_builtin_isdigit): Use fold_buildN.
7767 (build_function_call_expr): Likewise.
7768 * c-typeck.c (c_finish_loop): Likewise.
7770 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7771 Richard Shann <rshann@superh.com>
7773 PR middle-end/20396:
7774 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7776 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7778 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7780 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7783 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7784 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7787 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7790 * fold-const.c (build_range_check): Disable optimization for function
7791 pointer expressions on targets that require function pointer
7794 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7796 * simplify-rtx.c (simplify_const_relational_operation): When
7797 extracting arguments of a COMPARE, recompute the mode as well.
7799 2005-08-15 Ian Lance Taylor <ian@airs.com>
7801 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7803 2005-08-15 DJ Delorie <dj@redhat.com>
7805 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7807 (movsi_splittable): Allow, but split, moves to the stack.
7808 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7811 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7813 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7814 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7815 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7817 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7818 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7819 Delete HOST_PTR_PRINTF.
7821 * configure, config.in: Regenerate.
7823 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7825 * config/rs6000/rs6000.md (QHSI): New mode macro.
7826 (wd): Extend mode attr for QImode and HImode
7827 (dbits): New mode attr.
7828 (zero_extend<mode>di2): Convert to mode macro.
7830 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7833 * doc/invoke.texi (-mgnu-ld): Update description.
7836 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7839 * Makefile.in (tree-chrec.o): Depends on real.h.
7840 * tree-chrec.c: Include real.h.
7841 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7842 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7843 * tree-scalar-evolution.c (add_to_evolution_1,
7844 interpret_rhs_modify_expr): Ditto.
7846 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7849 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7850 step is negative compute the estimation from init downwards to zero.
7852 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7854 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7856 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7858 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7860 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7861 Accept double-word constants that can be split.
7862 * config/s390/s390.md ("movti"): Use 'P' constraint.
7863 ("*movdi_31", "*movdf_31"): Likewise.
7865 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7867 Fix PR tree-optimization/22615
7869 * tree-ssa-structalias.c (solution_set_add): Handle
7870 first_vi_for_offset returning NULL.
7871 (do_da_constraint): Ditto.
7872 (do_sd_constraint): Ditto.
7873 (do_ds_constraint): Ditto
7874 (find_func_aliases): Ditto.
7875 (build_constraint_graph): RHS is allowed be ANYTHING.
7876 (first_vi_for_offset): Return NULL if we couldn't find anything at
7879 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7881 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7882 over memory as first operand.
7884 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7887 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7888 available for setting it.
7890 2005-08-14 Ira Rosen <irar@il.ibm.com>
7892 PR tree-optimization/23320
7893 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7894 data-refs' types instead of base object nullness. Add check for
7895 pointer type data-refs before first location comparison. Remove
7898 2005-08-14 Andreas Schwab <schwab@suse.de>
7900 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7902 2005-08-13 James E Wilson <wilson@specifix.com>
7904 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7905 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7906 -fstack-protector-all, --param ssp-buffer-size): Document.
7907 (-Wvariadic-macros): Alphabetize.
7908 (-fsched-stalled-insns-dep): Add missing 'f'.
7910 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7913 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7915 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7916 or indirect address operand.
7917 (EXTRA_ADDRESS_CONSTRAINT): New.
7918 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7920 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7922 PR tree-optimization/22236
7923 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7924 successors and predecessors.
7925 * tree-chrec.c (chrec_convert): Before converting, check that
7926 sequences don't wrap.
7927 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7928 (analyze_array): Extern.
7929 (find_data_references_in_loop): Remove call to
7930 compute_estimated_nb_iterations.
7931 * tree-data-ref.h (analyze_array): Declared.
7932 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7933 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7934 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7935 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7937 * tree-ssa-loop-ivcanon.c: Fix documentation.
7938 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7939 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7940 (infer_loop_bounds_from_undefined): New.
7941 (estimate_numbers_of_iterations_loop): Use
7942 infer_loop_bounds_from_undefined.
7943 (used_in_pointer_arithmetic_p): New.
7944 (scev_probably_wraps_p): Pass an extra parameter. Call
7945 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7946 (convert_step): Fix documentation.
7947 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7948 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7949 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7950 scev_probably_wraps_p.
7952 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7954 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7955 (s390_register_info): Ignore clobbered_regs information for fixed
7956 registers, and only fixed registers.
7957 (s390_init_frame_layout): Remove redundant call.
7959 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7961 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7962 description of -Wold-style-casts.
7964 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7965 Jakub Jelinek <jakub@redhat.com>
7967 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7968 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7969 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7970 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7971 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7972 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7973 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7974 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7975 ("stack_protect_set", "stack_protect_test"): New expanders.
7976 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7977 "stack_protect_testdi"): New insn definitions.
7979 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7981 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7983 2005-08-12 Paul Brook <paul@codesourcery.com>
7985 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7987 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7989 * config/s390/predicates.md (setmem_operand): New predicate.
7990 (shift_count_operand): Accept ANDs with special constants as
7992 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7993 with special constants.
7994 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7995 shift_count_operand with setmem_operand.
7997 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7999 * config/s390/s390.c (s390_extract_part, s390_single_part):
8001 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8002 (s390_output_mi_thunk): Don't use lg on 31 bit.
8003 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8004 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8006 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8008 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8009 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8010 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8011 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8012 with one of the new macros.
8014 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8016 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8017 Don't set save_return_addr_p.
8018 (s390_register_info): Make clobbered_regs not depending on
8021 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8023 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8024 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8026 2005-08-11 James E. Wilson <wilson@specifix.com>
8028 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8030 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8032 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8033 locations gathered by var-tracking in single entry loc_list
8034 over loc_descriptor_from_tree.
8036 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8037 pass it down to loc_descriptor.
8038 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8039 (containing_function_has_frame_base): Move earlier in the file.
8040 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8041 instead of always assuming fbreg can't be used.
8043 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8045 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8046 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8047 Accept address wrapped in AND for Altivec.
8048 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8049 Strip AND wrapping offset address for Altivec.
8051 2005-08-11 Richard Henderson <rth@redhat.com>
8054 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8055 before using TYPE_IS_SIZETYPE.
8057 2005-08-11 Richard Henderson <rth@redhat.com>
8060 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8061 insn types not present on ev4.
8062 (alphaev5_insn_pipe): Similarly.
8064 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8067 * arm.c (arm_override_options): If the user has selected callee-super-
8068 interworking, then enable normal interworking.
8070 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8072 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8075 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8077 * doc/rtl.texi: Fix two typos.
8079 2005-08-11 Richard Guenther <rguenther@suse.de>
8082 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8083 cases where we call to/from functions returning void.
8085 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8088 * tree.c (build_pointer_type_for_mode): Robustify.
8090 2005-08-10 James E Wilson <wilson@specifix.com>
8092 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8093 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8095 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8098 2005-08-10 Eric Christopher <echristo@apple.com>
8100 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8101 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8104 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8107 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8108 for the high part when generating dynamic-no-pic code.
8110 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8112 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8113 (x86_64-*-linux*): Likewise.
8115 * config/i386/crtfastmath.c: New file.
8116 * config/i386/t-crtfm: Likewise.
8118 * config/i386/linux.h (ENDFILE_SPEC): New.
8119 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8121 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8124 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8126 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8127 (vec_shl, vec_shr): Document new operations.
8128 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8130 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8132 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8133 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8134 change predicate to indexed_or_indirect_address.
8136 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8138 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8139 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8140 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8141 and __aeabi_uwrite8.
8142 * config/arm/unaligned-funcs.c: New file.
8143 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8145 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8147 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8149 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8150 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8152 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8153 * final.c (pass_shorten_branches): Add dump.
8154 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8155 (pass_life): Rename dump.
8156 (rest_of_handle_flow2): Remove initial verify_flow_info.
8157 * function.c (pass_instantiate_virtual_regs): Add dump.
8158 * integrate.c (pass_initial_value_sets): Add dump.
8159 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8160 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8161 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8162 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8163 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8164 gate_rtl_unrool_and_peel_loops): New.
8165 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8166 rtl_doloop): Do not look at flags.
8167 * mode-switching.c (pass_mode_switching): Add dump.
8168 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8169 pass_split_before_regstack): Add dump.
8170 * regmove.c (pass_stack_adjustments): Add dump.
8171 * tree-optimize.c (pass_fixup_cfg): Add dump.
8173 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8176 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8177 deciding which instruction sequence to use.
8179 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8181 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8182 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8184 2005-08-09 Richard Guenther <rguenther@suse.de>
8186 * c-common.c (builtin_function_2): Remove.
8187 (def_builtin_1): New function.
8188 (c_common_nodes_and_builtins): Use def_builtin_1 to
8189 build builtin functions.
8191 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8193 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8194 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8195 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8198 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8200 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8201 fold_binary instead of fold_build2 since we don't care about the
8203 (loop_niter_by_eval): Likewise.
8204 (compare_trees): Likewise.
8205 (proved_non_wrapping_p): Likewise.
8207 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8211 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8212 if the if is really empty.
8214 2005-08-09 Steven Bosscher <stevenb@suse.de>
8216 PR tree-optimization/23234
8217 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8218 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8219 argument of the new enum.
8220 (execute_cse_reciprocals): Add reciprocals for function arguments
8221 on the unique successor edge of the entry block. Update other calls
8222 to execute_cse_reciprocals_1.
8224 2005-08-08 Richard Henderson <rth@redhat.com>
8227 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8229 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8231 * expr.c (write_complex_part): Return after handling MEM.
8233 2005-08-08 Josh Conner <jconner@apple.com>
8235 PR rtl-optimization/23241
8236 * combine.c (simplify_comparison): Fix error in determining
8237 whether to lift a subreg from comparison.
8239 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8242 * config/rs6000/altivec.md (vec_init<mode>): New.
8243 (vec_set<mode>): New.
8244 (vec_extract<mode>): New.
8245 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8246 (rs6000_expand_vector_set): New.
8247 (rs6000_expand_vector_extract): New.
8248 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8249 for Altivec modes before reload.
8250 (altivec_expand_vec_init_builtin): New.
8251 (get_element_number): New.
8252 (altivec_expand_vec_set_builtin): New.
8253 (altivec_expand_vec_ext_builtin): New.
8254 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8256 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8258 * config/rs6000/rs6000.h (rs6000_builtins): Add
8259 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8260 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8261 * config/rs6000/rs6000-protos.h: Declare new functions.
8263 2005-08-08 Jan Hubicka <jh@suse.cz>
8265 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8266 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8267 * i386.md (movdi*): Use pic_32bit_operand.
8268 * predicates.md (pic_32bit_operand): New.
8270 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8273 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8275 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8277 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8278 (test_for_singularity): Use fold_build2.
8280 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8282 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8284 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8286 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8287 (COMMON_ASM_OP) Define.
8288 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8289 (ix86_encode_section_info): Likewise.
8290 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8291 SUBTARGET_ENCODE_SECTION_INFO.
8293 2005-08-06 Richard Henderson <rth@redhat.com>
8296 * tree-nested.c (convert_local_reference): Save and restore val_only
8297 around component_ref and friends. Clear walk_subtrees by default.
8299 2005-08-06 Peter O'Gorman <peter@pogma.com>
8302 * gcc.c (process_command): Check the argument to -b has a dash.
8303 * doc/invoke.texi: Update -b and -V docs.
8305 2005-08-06 James E Wilson <wilson@specifix.com>
8307 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8309 2005-08-06 Michael Matz <matz@suse.de>
8311 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8312 member only if only one insn is associated with the value.
8314 2005-08-06 Nick Clifton <nickc@redhat.com>
8316 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8318 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8319 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8320 Check symbol flags instead of symbol name mangling.
8321 (xstormy16_asm_output_aligned_common): Likewise. Also
8322 simplify code since the bss100_section cass is the only case
8323 where the below100 code will be triggered.
8324 (xstormy16_encode_section_info): Encode below100 attribute
8325 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8327 (xstormy16_strip_name_encoding): Delete - this function is no
8329 (TARGET_STRIP_NAME_ENCODING): Undefine.
8330 * config/stormy16/stormy16-protos.h: Delete prototype for
8331 xstormy16_strip_name_encoding.
8333 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8335 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8336 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8337 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8338 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8339 config/alpha/predicates.md, config/arc/arc.h,
8340 config/arm/arm.h, config/arm/ieee754-df.S,
8341 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8342 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8343 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8344 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8345 config/m68hc11/m68hc11.h, config/mips/mips.c,
8346 config/mips/mips.h, config/mips/openbsd.h,
8347 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8348 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8349 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8350 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8351 config/sparc/linux.h, config/sparc/linux64.h,
8352 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8353 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8354 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8355 typos. Follow spelling conventions.
8357 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8360 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8361 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8362 specially. Check for side effects only for COND_EXPR.
8363 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8364 return with TREE_NO_WARNING.
8366 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8368 PR rtl-optimization/23233
8369 * loop.c (combine_movables): Require the modes to be the same.
8370 (move_movables): Remove handling of cases where the replacement
8371 had a different mode to the original.
8373 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8375 PR tree-optimization/23128
8376 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8377 subtraction wrap, and set TREE_OVERFLOW if they do.
8379 2005-08-05 Richard Henderson <rth@redhat.com>
8382 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8383 FORCED_LABEL labels.
8385 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8388 * reload.c (find_reloads_subreg_address): Pass down TYPE
8389 unchanged. Change all callers except find_reloads_toplev.
8391 2005-08-05 Michael Matz <matz@suse.de>
8393 * genattrtab.c (current_alternative_string): Remove.
8394 (SIMPLIFY_ALTERNATIVE): Ditto.
8395 (attr_alt_bit_p): Ditto.
8396 (alternative_name): Make const char *.
8397 (evaluate_eq_attr): Remove use of above things.
8398 (simplify_test_exp): Ditto.
8399 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8400 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8402 2005-08-04 James E Wilson <wilson@specifix.com>
8404 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8405 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8406 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8407 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8408 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8410 2005-08-04 Richard Henderson <rth@redhat.com>
8413 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8414 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8415 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8416 if we'd have to instantiate too many members.
8418 2005-08-04 Richard Henderson <rth@redhat.com>
8421 * tree-outof-ssa.c (coalesce_asm_operands): New.
8422 (coalesce_ssa_name): Use it. Split out ...
8423 (coalesce_phi_operands, coalesce_result_decls): ... these.
8425 2005-08-04 Paul Brook <paul@codesourcery.com>
8427 * read-rtl.c (read_quoted_string): Break if EOF.
8429 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8431 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8432 (fold_build2): Likewise.
8433 (fold_build3): Likewise.
8434 (fold_build1_stat): New function prototype.
8435 (fold_build2_stat): Likewise.
8436 (fold_build3_stat): Likewise.
8437 * fold-const.c (fold_build1): Rename to ..
8438 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8439 through to build1_stat.
8440 (fold_build2): Rename to ..
8441 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8442 through to build2_stat.
8443 (fold_build3): Rename to ..
8444 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8445 through to build3_stat.
8447 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8448 Ian Lance Taylor <ian@airs.com>
8450 * function.c (assign_stack_local_1): Do not correct stack slot
8451 address if allocation size is smaller than mode size.
8453 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8456 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8457 (tree_merge_blocks): Propagate anything allowed by
8459 Clarify documentation.
8460 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8461 SSA form, schedule an update if necessary.
8463 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8465 * doc/install.texi (Binaries): Remove broken link to
8466 Sinix/Reliant Unix binaries.
8468 2005-08-03 Richard Henderson <rth@redhat.com>
8471 * function.c (stack_protect_epilogue): Export.
8472 * tree.h (stack_protect_epilogue): Declare.
8473 * calls.c (expand_call): Call it.
8475 2005-08-03 Eric Christopher <echristo@apple.com>
8477 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8478 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8481 2005-08-04 Jan Hubicka <jh@suse.cz>
8483 * profile.c (branch_prob): Split edges with goto locus on them
8484 to get proper line counts.
8485 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8487 2005-08-03 Paul Brook <paul@codesourcery.com>
8489 * function.c (assign_parms): Round current_function_args_size
8490 to PARM_BOUNDARY, not STACK_BOUNDARY.
8492 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8494 * config/i386/i386.c (x86_elf_aligned_common)
8495 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8497 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8499 PR tree-optimization/23157
8500 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8501 before emitting them.
8503 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8505 PR tree-optimization/19899
8506 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8507 * tree-scalar-evolution.c: Include real.h.
8508 (add_to_evolution): Build constant -1 of correct type.
8510 2005-08-03 Jan Hubicka <jh@suse.cz>
8512 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8513 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8514 profile updating for complette unrolling.
8515 * loop-unroll.c (peel_loop_completely): Use it.
8516 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8517 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8520 2005-08-03 Paul Brook <paul@codesourcery.com>
8522 * combine.c (can_change_dest_mode): New function.
8523 (try_combine, simplify_set): Use it.
8525 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8527 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8530 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8532 * doc/install.texi (Specific): Adjust link to openavr.org.
8533 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8534 (Binaries): Adjust HP-UX Porting Center link.
8535 (Binaries): Adjust Free Software Foundation ordering link.
8537 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8539 * convert.c (convert_to_integer): Use fold_build1 instead of
8540 build1 when converting an integer to an integer.
8542 2005-08-02 Richard Henderson <rth@redhat.com>
8544 * combine.c (combine_instructions): Don't use reg_equal/equiv
8545 results if the mode doesn't match.
8547 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8549 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8550 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8552 2005-08-02 Richard Henderson <rth@redhat.com>
8555 * explow.c (memory_address): Remove special-case for
8556 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8558 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8561 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8562 number of calls to cleanup_tree_cfg_1.
8564 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8566 * doc/invoke.texi: document file extensions .F90 and .F95
8568 2005-08-02 Richard Guenther <rguenther@suse.de>
8570 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8571 positive if its first argument is positive.
8573 2005-08-02 Richard Guenther <rguenther@suse.de>
8575 PR tree-optimization/23177
8576 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8579 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8581 PR tree-optimization/23129
8582 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8583 varying for divisions with anti-ranges.
8585 2005-08-02 Jan Hubicka <jh@suse.cz>
8587 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8588 * tree-ssa-threadupdate.c (thread_block): Add it here.
8590 2005-08-01 James E Wilson <wilson@specifix.com>
8592 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8593 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8594 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8596 * config/mips/predicates.md (const_call_insn_operand): Add check for
8597 SYMBOL_REF_LONG_CALL_P.
8598 * doc/extend.texi (long_call): Document the new attribute.
8600 2005-08-01 Ian Lance Taylor <ian@airs.com>
8601 Richard Henderson <rth@redhat.com>
8603 * Makefile.in (RTL_BASE_H): Add real.h.
8604 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8606 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8608 * rtl.c (rtl_check_failed_code_mode): New.
8609 * rtl.h (struct rtx_def): Add u.rv.
8610 (XCMWINT, XCNMPRV): New.
8611 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8612 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8614 2005-08-01 Richard Henderson <rth@redhat.com>
8616 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8617 with auto-inc codes.
8619 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8621 2005-08-01 Jan Hubicka <jh@suse.cz>
8623 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8624 * i386.c: Include dwarf2.h
8625 (asm_preferred_eh_data_format): New.
8626 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8628 2005-08-01 Ian Lance Taylor <ian@airs.com>
8630 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8631 randomize_va_space for virtual address randomization control.
8633 2005-08-01 Steven Bosscher <stevenb@suse.de>
8635 * common.opt (flag_ipa_cp): Put in right place to maintain
8638 2005-08-01 Jan Hubicka <jh@suse.cz>
8640 * profile.c (compute_value_histograms): Fix thinko.
8641 * value-prof.c: Include toplev.h
8642 (check_counter): New function.
8643 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8644 tree_mod_subtract_transform): Add sanity check.
8646 2005-08-01 Richard Guenther <rguenther@suse.de>
8648 PR tree-optimization/23133
8649 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8650 current functions parameter decls to find defs to cse
8653 2005-08-01 Richard Guenther <rguenther@suse.de>
8655 PR tree-optimization/23109
8656 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8657 If trapping math is in effect, use post-dominator information
8658 to check if we'd in any case reach a trapping point before
8659 doing the reciprocal insertion.
8660 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8661 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8662 expressions are invariant only if trapping math is not in effect.
8664 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8666 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8667 cgraph_function_versioning): New declarations.
8668 * cgraphunit.c: Add include to ipa-prop.h.
8669 (update_call_expr, cgraph_copy_node_for_versioning,
8670 cgraph_function_versioning): New functions.
8671 * integrate.c (copy_decl_for_inlining): Remove.
8672 * ipa-prop.h (ipa_replace_map): New struct.
8673 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8674 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8675 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8676 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8677 ipcp_iterate_stage, ipcp_method_scale_print,
8678 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8679 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8680 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8681 ipcp_update_bb_counts, ipcp_update_profiling,
8682 ipcp_update_edges_counts): New functions.
8683 (ipcp_method_cval_init): Remove restriction regarding local methods.
8684 (ipcp_init_stage): Add ipcp_method_compute_scale.
8685 (ipcp_insert_stage): Add versioning.
8686 (ipcp_structures_print): Add ipcp_method_scale_print.
8687 (ipcp_driver): Dump profiling info.
8688 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8689 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8690 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8691 (struct inline_data): Add versioning_p, ipa_info, new fields.
8692 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8693 declare_return_variable): Replace calls to copy_decl_for_inlining with
8695 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8697 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8698 Add argument VERSIONING.
8699 (copy_arguments_for_versioning, copy_static_chain,
8700 function_versionable_p, tree_versionable_function_p,
8701 tree_function_versioning, replace_ref_tree): New functions.
8702 * tree-inline.h: Include varray.h.
8703 (tree_versionable_function_p, tree_function_versioning,
8704 tree copy_decl_for_dup): New declarations.
8706 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8708 * ipa-cp.c: New file. Contains IPCP specific functionality.
8709 * ipa-prop.h: New file. Contains structures/definitions that can be
8710 used by several interprocedural data flow optimizations (and also IPCP).
8711 * ipa-prop.c: New file.
8712 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8713 * common.opt: Add ipa-cp flag.
8714 * timevar.def: Add IPCP optimization.
8715 * tree-optimize.c (init_tree_optimization_passes): Schedule
8717 * tree-pass.h (pass_ipa_cp): Declare.
8719 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8721 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8722 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8723 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8724 config/i386/i386.c, config/mips/mips.h,
8725 config/rs6000/rs6000.h, config/sh/sh.c,
8726 config/stormy16/stormy16.c: Fix comment typos.
8728 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8731 * c-typeck.c (build_binary_op): Use common_type wrapper on
8733 (common_type): Update comment.
8735 2005-07-31 Steven Bosscher <stevenb@suse.de>
8738 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8739 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8740 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8742 2005-07-31 Jan Hubicka <jh@suse.cz>
8744 * pretty-print.h (pp_widest_integer): New macro.
8745 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8748 2005-07-31 Jan Hubicka <jh@suse.cz>
8750 * output.h (enum section_category): Export from varasm.c
8751 (categorize_decl_for_section): Likewise.
8752 * varasm.c (enum section_category): Kill.
8753 (categorize_decl_for_section): Make global.
8754 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8756 * i386.c (ix86_section_threshold): New static variable.
8757 (ix86_in_large_data_p, ix86_encode_section_info,
8758 x86_64_elf_unique_section,
8759 x86_64_elf_select_section): New functions.
8760 (TARGET_ENCODE_SECTION_INFO): Define
8761 (override_options): Enable medium model for PIC.
8762 (ix86_expand_prologue): Expand gen_set_got_rex64.
8763 (legitimate_constant_p): Handle new UNSPECs.
8764 (legitimate_pic_address_disp_p): Likewise.
8765 (legitimize_pic_address): Lower MEDIUM model addressing.
8766 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8767 (enum cmodel): Add MEDIUM_PIC.
8768 (SYMBOL_REF_FAR_ADDR_P): New macro.
8769 (SYMBOL_FLAG_FAR_ADDR): New flag.
8770 * i386.md (movdi): Support medium model.
8771 (set_got_rex64): New pattern.
8772 * i386.opt (mlarge-data-threshold): New flag.
8773 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8774 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8775 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8776 TARGET_ASM_UNIQUE_SECTION): New.
8778 * invoke.texi (-mlarge_data_threshold): Document
8780 2005-07-31 Jan Hubicka <jh@suse.cz>
8782 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8783 (coalesce_vars): Likewise.
8784 * tree-ssa-live.c (coalesce_cost): New.
8785 (build_tree_conflict_graph): Use coalesce_cost.
8786 * tree-ssa-live.h (coalesce_cost): Declare.
8788 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8790 * arm.md (all peepholes for post-increment operations): Delete.
8791 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8792 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8793 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8794 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8795 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8797 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8799 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8802 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8805 * doc/invoke.texi: Document -rdynamic.
8807 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8810 * c-parser.c (c_parser_parms_list_declarator): Call
8811 mark_forward_parm_decls.
8812 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8813 decls with visibility structure.
8815 2005-07-30 Paul Brook <paul@codesourcery.com>
8817 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8819 2005-07-30 Paul Brook <paul@codesourcery.com>
8821 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8823 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8825 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8827 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8830 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8831 nested function declarators.
8832 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8833 (grokparms): Call warn_if_shadowing for parameters used within the
8835 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8836 not used within the parameter list.
8837 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8839 2005-07-30 Jan Hubicka <jh@suse.cz>
8841 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8842 * i386.c (ix86_fixup_binary_operands): Likewise.
8843 (ix86_expand_unary_operator): Likewise.
8844 (ix86_expand_fp_absneg_operator): Likewise.
8845 * optabs.c (expand_vec_cond_expr): Validate dest.
8847 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8850 * real.c (real_from_string): Also set last bit if there is a
8851 nonzero hex digit beyond GCC's internal precision after ".".
8853 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8855 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8856 define_constants. Change duplicate values to unassigned numbers.
8857 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8858 (*altivec_vspltsf): New.
8859 (altivec_vperm_v4sf): Delete.
8860 (altivec_vperm_<mode>): Use mode macro V.
8861 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8862 (altivec_predicate_v4sf): Delete.
8863 (altivec_predicate_<mode>): Use mode macro V.
8864 (*altivec_lvesfx): New.
8865 (*altivec_stvesfx): New.
8866 (vec_realign_load_v4sf): Delete.
8867 (vec_realign_load_<mode>): Use mode macro V.
8868 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8871 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8874 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8876 * configure: Regenerated.
8878 2005-07-29 Paul Brook <paul@codesourcery.com>
8880 * doc/install.texi: Add link to GFortran binaries wiki page.
8882 2005-07-29 David Ung <davidu@mips.com>
8884 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8885 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8886 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8887 * config/mips/mips.md (cpu): Add 5kf name.
8888 (includes): Includes 5k.md.
8889 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8890 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8893 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8896 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8897 (cleanup_tree_cfg): ... here.
8898 Call cleanup_tree_cfg_1 until there are no more cleanups to
8901 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8903 * tree-vrp.c (compare_range_with_value): Return true or false
8904 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8905 EQ_EXPR respectively.
8907 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8909 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8912 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8914 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8915 (tree_ssa_dominator_optimize): Increment it.
8916 (dump_dominator_optimization_stats): Print it.
8918 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8919 Steven Bosscher <stevenb@suse.de>
8921 PR rtl-optimization/23117
8922 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8923 when head == tail. Tidy comment.
8925 2005-07-28 Richard Henderson <rth@redhat.com>
8927 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8928 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8929 * jump.c (rtx_renumbered_equal_p): Likewise.
8930 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8931 CONST_INT and CONST_DOUBLE.
8932 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8933 * reload.c (operands_match_p): Special case CONST_INT and
8934 CONST_DOUBLE; check mode earlier.
8936 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8939 * c-typeck.c (convert_for_assignment): Do not check
8940 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8942 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8945 * c-typeck.c (composite_type): Prefer constant size arrays to
8948 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8951 * real.c (real_from_string): Set last bit if there is a nonzero
8952 hex digit beyond GCC's internal precision.
8954 2005-07-28 Richard Henderson <rth@redhat.com>
8957 * cfgcleanup.c (try_forward_edges): Watch out for end of
8960 2005-07-28 James E Wilson <wilson@specifixinc.com>
8963 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8965 2005-07-28 Jan Hubicka <jh@suse.cz>
8967 * Makefile.in (rtl-profile.o): Kill all traces of it.
8968 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8969 * coverage.h (rtl_coverage_counter_ref): Kill.
8970 * opts.c (flag_speculative_prefetching_set): Kill.
8971 (flag_loop_optimize_set): New.
8972 (common_handle_option): Disable loop optimizer when profiling;
8973 do not handle speculative prefetching.
8974 * passes.c (init_optimization_passes): Replace pass_profiling combo
8975 by branch_prob pass.
8976 * profile.c (compute_value_histograms): Update for simplified value
8978 (rtl_register_profile_hooks): Kill.
8979 (pass_profiling): Kill.
8980 (rest_of_handle_branch_prob): Do not profile.
8981 * toplev.c (process_options): Remove speculative prefetching.
8982 * toplev.h (flag_tree_based_profiling): Kill.
8983 * tree-profile.c (prepare_instrumented_value,
8984 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8985 tree_gen_one_value_profiler, do_tree_profiling): Update for
8986 simplified datastructures.
8987 * value-prof.c: Add comment that speculative prefetching was dropped;
8988 update rest of file for simplified datastructures.
8989 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8990 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8991 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8992 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8993 rtl_mod_subtract, gen_speculative_prefetch,
8994 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8995 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8996 (gate_handle_value_profile_transformations,
8997 rest_of_handle_value_profile_transformations,
8998 pass_value_profile_transformations): Kill.
8999 * value-prof.h (histogram_value_t): Remove IL based unions.
9000 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9001 rtl_profile_hooks): Remove hooks.
9003 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9005 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9006 (cgraph_clone_node): Likewise.
9007 * cgraph.h (cgraph_clone_edge): Update prototype.
9008 (cgraph_clone_node): Likewise.
9009 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9011 (lookup_recursive_calls): Consider profile.
9012 (cgraph_decide_recursive_inlining): Fix updating; use new
9013 probability argument; use profile.
9014 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9015 * tree-inline.c (copy_bb): Update clal of clone_edge.
9016 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9018 * invoke.texi (min-inline-recursive-probability): Document.
9020 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9022 * doc/install.texi (Configuration): Update Valgrind homepage.
9024 2005-07-28 Richard Henderson <rth@redhat.com>
9027 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9028 labels we want to delete.
9029 (cfg_layout_merge_blocks): Likewise.
9031 2005-07-28 Richard Henderson <rth@redhat.com>
9034 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9035 when expanding to nothing.
9037 2005-07-28 Josh Conner <jconner@apple.com>
9039 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9040 (cgraph_decide_inlining_of_small_functions): Likewise.
9042 2005-07-28 Josh Conner <jconner@apple.com>
9044 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9045 direction of badness if negative.
9046 (cgraph_default_inline_p): Add reason to parameters, and assign it
9048 (cgraph_decide_inlining_of_small_functions): New parameter in call
9049 to cgraph_default_inline_p.
9050 (cgraph_decide_inlining_incrementally): Likewise.
9051 * cgraphunit.c (decide_is_function_needed): Likewise.
9052 * cgraph.h (cgraph_default_inline_p): Likewise.
9054 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9056 * builtins.c: Fix comment typo(s).
9057 * genautomata.c: Likewise.
9058 * gimplify.c: Likewise.
9059 * tree-dfa.c: Likewise.
9060 * tree-flow-inline.h: Likewise.
9061 * tree-into-ssa.c: Likewise.
9062 * tree-ssa-alias.c: Likewise.
9063 * tree-ssa-ccp.c: Likewise.
9064 * tree-ssa-copy.c: Likewise.
9065 * tree-ssa-dce.c: Likewise.
9066 * tree-ssa-dom.c: Likewise.
9067 * tree-ssa-operands.c: Likewise.
9068 * tree-tailcall.c: Likewise.
9069 * tree-vectorizer.c: Likewise.
9070 * tree-vrp.c: Likewise.
9073 2005-07-28 Jeff Law <law@redhat.com>
9075 * tree-vrp.c (test_for_singularity): Extracted from ...
9076 (simplify_cond_using_ranges): Attempt to simplify a relational
9077 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9079 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9081 PR tree-optimization/22506
9082 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9083 phis whose argument is constant.
9085 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9087 PR rtl-optimization/18992
9088 Back out this patch:
9089 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9090 PR optimization/12142
9091 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9092 uses of the register in the SET_SRC. Remove unnecessary argument.
9094 Replace it with this:
9095 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9096 if flag_non_call_exceptions is set and the insn may trap, pass
9097 pc_rtx as dest for recursion.
9098 In SET_SRC part of SET case, if dest is already set, pass it down
9101 2005-07-28 Jan Hubicka <jh@suse.cz>
9103 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9104 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9105 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9107 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9108 profile when available.
9110 2005-07-28 Jan Beulich <jbeulich@novell.com>
9112 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9113 (ia64_print_operand): Describe and handle 'X'.
9114 (ia64_register_move_cost): Also handle FP_REGS.
9115 (ia64_preferred_reload_class): Likewise.
9116 (ia64_secondary_reload_class): Likewise.
9117 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9118 it. Also check for ITANIUM_CLASS_FLDP.
9119 * config/ia64/ia64.h (FP_REGNO_P): New.
9120 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9121 (reg_class): Add FP_REGS.
9122 (REG_CLASS_NAMES): Adjust for it.
9123 (REG_CLASS_CONTENTS): Likewise.
9124 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9125 (REG_CLASS_FROM_LETTER): Handle 'x'.
9126 (CLASS_MAX_NREGS): Handle FP_REGS.
9127 (MEMORY_MOVE_COST): Likewise.
9128 * config/ia64/ia64.md (itanium_class): Add fldp.
9129 (type): Handle fldp.
9130 (movti_internal): More allowable operand combinations. Use ldfp8 when
9131 splitting unnecessary. Remove predicable attribute. Adjust
9132 itanium_class attribute.
9133 (smuldi3_highpart): Remove outdated comment.
9134 (mulditi3, umulditi3, rotlti3): New expanders.
9135 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9136 (absti2): Disabled new insn for future reference.
9137 Respective new splitters.
9138 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9139 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9140 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9142 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9144 PR rtl-optimization/23047
9145 * simplify-rtx.c (simplify_const_relational_operation): Respect
9146 flag_wrapv for comparisons with ABS.
9148 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9150 PR tree-optimization/22493
9151 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9152 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9154 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9156 * config/frv/frv.opt (moptimize-membar): New.
9158 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9160 * config/frv/frv.h: Remove machine_function definition.
9162 * config/frv/frv.c (struct frv_io): New.
9163 (struct machine_function): Moved from frv.h. Add has_membar_p.
9164 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9165 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9166 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9167 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9168 (frv_reorg): Call frv_optimize_membar when appropriate.
9169 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9170 (frv_expand_builtin): Adjust calls accordingly.
9171 (frv_io_address_cookie): New function.
9172 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9173 load or store rather than a special insn. Add ccnstant address and
9174 io-type operands to the membar.
9175 (frv_ifcvt_modify_tests): Unsign regno.
9176 (frv_ifcvt_modify_tests): Same.
9178 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9179 UNSPEC_OPTIONAL_MEMBAR constant.
9180 (builtin_read_<mode>): Delete.
9181 (builtin_write_<mode>): Delete.
9182 ("optional_membar_<mode>"): Add operand.
9184 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9185 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9186 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9187 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9188 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9189 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9190 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9191 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9192 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9194 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9196 * df.c (df_uses_record): Handle SCRATCH.
9198 2005-07-28 Steven Bosscher <stevenb@suse.de>
9201 * passes.c (rest_of_decl_compilation): If decl is a type and
9202 we have encountered errors, don't emit debug information.
9204 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9206 * params.def: Fixed comment.
9208 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9211 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9212 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9213 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9215 2005-07-27 Steven Bosscher <stevenb@suse.de>
9218 * varasm.c (assemble_start_function): Don't do anything that may
9219 require a CFG if the current function is a thunk.
9221 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9223 * doc/install.texi (Prerequisites): Mention that perl is needed
9224 to do export control in libstdc++ targetting Darwin.
9226 2005-07-27 Steven Bosscher <stevenb@suse.de>
9228 PR rtl-optimization/17808
9229 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9230 (sched_insns_conditions_mutex_p): Split out from...
9231 (add_dependence): ...here. But don't call it from here.
9232 (add_dependence_list): Check sched_insns_conditions_mutex_p
9233 before calling add_dependence.
9234 (add_dependence_list_and_free): Likewise.
9235 (fixup_sched_groups): Likewise.
9236 (sched_analyze_1): Likewise.
9237 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9238 (sched_analyze): Likewise.
9239 (sched_analyze_insn): Likewise.
9240 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9241 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9242 dependencies on all COND_EXEC insns to jumps ending basic blocks
9243 when doing intrablock scheduling.
9244 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9246 2005-07-27 Jeff Law <law@redhat.com>
9248 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9249 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9250 equivalency sets, correctly handle the case were vr0 has an
9251 equivalency set, but vr1 does not.
9253 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9255 PR tree-optimization/23073
9256 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9257 vect_print_dump_info before fprintf.
9259 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9261 PR tree-optimize/22348
9262 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9263 Fold the partial computation.
9265 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9267 PR tree-optimization/22325
9268 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9270 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9272 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9273 (force_var_cost): ... this function.
9274 (compute_phi_arg_on_exit): Export.
9276 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9278 PR tree-optimization/20773
9279 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9282 2005-07-27 Richard Guenther <rguenther@suse.de>
9284 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9285 Avoid pushing again if current struct contains only
9286 fields we decomposed.
9288 2005-07-27 Jan Hubicka <jh@suse.cz>
9290 PR tree-optimization/22574
9291 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9294 * tree-tailcall.c (decrease_profile): New function.
9295 (eliminate_tail_call): Use it.
9297 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9298 visibility flags correctly in whole program mode.
9300 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9302 PR rtl-optimization/22472
9303 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9305 2005-07-26 Steven Bosscher <stevenb@suse.de>
9307 PR tree-optimization/22504
9308 * tree-complex.c (expand_complex_addition): Use 'code' instead
9309 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9311 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9313 * config.gcc (cpu_type): Add frv case.
9314 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9315 (supported_defaults): Add fr550 case.
9317 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9320 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9321 whether a pointer of type T * may point to objects of type T *.
9323 2005-07-26 DJ Delorie <dj@redhat.com>
9325 * configure: Regenerate.
9327 2005-07-26 Dale Johannesen <dalej@apple.com>
9329 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9331 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9333 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9334 Clarify use of "build" in name.
9336 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9338 * doc/extend.texi (Raw read/write Functions): New section.
9339 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9340 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9341 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9342 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9343 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9344 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9345 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9346 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9347 * config/frv/frv.c: Add bdesc_loads global.
9348 Add bdesc_stores global.
9349 (frv_init_builtins): Add support for __builtin_{read/write}*.
9350 (frv_volatile_memref): New.
9351 (frv_expand_load_builtin): New.
9352 (frv_expand_store_builtin): New.
9353 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9354 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9355 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9356 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9357 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9358 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9359 (builtin_read_<mode>): New.
9360 (builtin_write_<mode>): New.
9361 (builtin_write64): New.
9362 (optional_membar_<mode>): New.
9364 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9366 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9367 (rather than units) against HOST_BITS_PER_WIDE_INT.
9369 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9371 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9372 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9373 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9374 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9377 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9378 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9379 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9381 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9383 2005-07-26 Richard Guenther <rguenther@suse.de>
9385 PR tree-optimization/22486
9386 * fold-const.c (fold_unary): Fold away useless component
9387 references of the form (T *)&T.x, if the address
9390 2005-07-25 James E Wilson <wilson@specifixinc.com>
9392 * dwarf2out.c (add_call_src_coords_attributes): New.
9393 (gen_inlined_subroutine_die): Call it.
9394 (maybe_emit_file, init_file_table): Add comments.
9395 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9397 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9398 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9399 * tree.h (BLOCK_SOURCE_LOCATION): New.
9400 (struct tree_block): New field locus.
9402 2005-07-26 Andreas Schwab <schwab@suse.de>
9404 PR rtl-optimization/23043
9405 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9406 when allocating a struct unoccr.
9408 2005-07-25 Richard Henderson <rth@redhat.com>
9411 * tree-complex.c (gate_no_optimization): True if errors.
9412 * Makefile.in (tree-complex.o): Update dependencies.
9414 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9416 * config/frv/predicates.md (integer_register_operand): Use
9419 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9422 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9424 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9426 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9428 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9429 types when flag_unsafe_math_optimizations is true.
9431 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9433 * gcc.c (option_map): Add --sysroot.
9434 (process_command): Handle --sysroot.
9435 (display_help): Document it.
9436 * doc/cppopts.tex (-isysroot): Document.
9437 * doc/invoke.texi (--sysroot): Document.
9438 * doc/install.texi (--with-build-sysroot): Document.
9440 * Makefile.in (inhibit_libc): New variable.
9441 (INHIBIT_LIBC_CFLAGS): Likewise.
9442 (LIBGCC2_CFLAGS): Include
9443 $(INHIBIT_LIBC_CFLAGS).
9444 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9445 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9446 ($(T)crtend.o): Likewise.
9447 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9448 ($(T)crtendS.o): Likewise.
9449 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9450 ($(T)crtendT.o): Likewise.
9451 (stmp-fixinc): Do not complain about missing headers if
9453 * configure.ac (inhibit_libc): Set it to true/false.
9454 (--with-build-sysroot): New option. Use it to set
9456 * configure: Regenerated.
9458 2005-07-25 Manfred Hollstein <mh@suse.com>
9460 * calls.c (store_one_arg): Fix unsigned comparison warning.
9462 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9465 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9466 (ggc_print_statistics): Initialize variable before use.
9468 2005-07-25 Richard Guenther <rguenther@suse.de>
9470 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9471 calling with a PHI_NODE argument.
9473 * tree-flow-inline.h (overlap_subvar): Protect against
9476 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9478 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9479 * configure: Regenerate.
9481 2005-07-25 Ira Rosen <irar@il.ibm.com>
9483 * expr.c (highest_pow2_factor): Make extern.
9484 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9485 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9486 record_array_differ_p, array_ptr_differ_p): Likewise.
9487 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9488 additional cases. Call the above functions.
9489 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9490 base_object_differ_p when there are two base objects. Otherwise, compare
9491 base address and offset. Call may_alias_p.
9492 (dump_data_reference): Use a correct field name.
9493 (analyze_array): Make static. Initialize new data-ref fields.
9494 (analyze_indirect_ref): New function.
9495 (init_data_ref): Initialize new data-ref fields.
9496 (strip_conversion): Moved from tree-vect-analyze.c.
9497 (analyze_offset_expr, get_ptr_offset, address_analysis,
9498 object_analysis): Likewise.
9499 (analyze_offset): New function.
9500 (create_data_ref): Likewise.
9501 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9502 dimensions for ARRAY_REFs only.
9503 (build_classic_dist_vector): Make static.
9504 (access_functions_are_affine_or_constant_p): Call macro to get the
9505 address of access functions.
9506 (compute_all_dependences): Add new parameter
9507 compute_self_and_read_read_dependences. Compute self and read-read
9508 dependences if it is true.
9509 (find_data_references_in_loop): Call create_data_ref. Initialize new
9511 (compute_data_dependences_for_loop): Add new parameter
9512 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9513 compute nb_loops. Call compute_all_dependences,
9514 build_classic_dist_vector and build_classic_dir_vector with correct
9516 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9517 with correct parameters. Compare dimensions for ARRAY_REFs only.
9518 (free_data_refs): Call macro to free access functions.
9519 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9520 fields from stmt_vinfo.
9521 (struct base_object_info): New structure.
9522 (struct data_reference): Move fields to base_object_info. Add fields
9523 first_location and object_info for above structures. Move fields from
9524 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9525 aligned_to. Add macros to access the new fields.
9526 Update functions declarations.
9527 * tree-flow.h (is_aliased_with): Declare.
9528 * tree-loop-linear.c (linear_transform_loops): Call
9529 compute_data_dependences_for_loop with correct parameters.
9530 * tree-ssa-alias.c (is_aliased_with): New function.
9531 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9532 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9533 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9534 vect_base_addr_differ_p, compute_subscript_distance and
9535 build_classic_dist_vector. Add printings. Check absolute value of
9537 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9539 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9540 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9541 to bytes. Add printing.
9542 (vect_compute_data_refs_alignment): Go through loads and stores in one
9544 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9545 vect_analyze_data_ref_access): Likewise.
9546 (vect_analyze_pointer_ref_access): Remove.
9547 (vect_address_analysis, vect_object_analysis): Likewise.
9548 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9549 and analyze data-refs in the loop.
9550 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9551 fields of data-ref instead of stmt. Add init to the offset from the
9553 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9554 (vect_update_init_of_dr): Likewise.
9555 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9556 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9558 (new_loop_vec_info): Initialize new fields.
9559 (destroy_loop_vec_info): Free new fields.
9560 (vect_strip_conversion): Remove.
9561 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9562 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9563 datarefs. Add new field ddrs.
9564 Add macros for the new fields access.
9565 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9566 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9567 Remove their macros.
9568 * tree.h (highest_pow2_factor): Declare.
9570 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9572 * calls.c (store_one_arg): Check for sibling call MEM arguments
9573 from already clobbered incoming argument area.
9575 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9577 * c-common.c (check_missing_format_attribute): New.
9578 * c-common.h (check_missing_format_attribute): Likewise.
9579 * c-typeck.c (convert_for_assignment): Use it.
9581 2005-07-24 Andreas Schwab <schwab@suse.de>
9583 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9584 register use a word move. Correct operand of ext.w in 68000 code.
9586 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9588 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9589 variables as declarations, rather than definitions.
9591 2005-07-24 Ira Rosen <irar@il.ibm.com>
9593 PR tree-optimization/22526
9594 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9597 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9599 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9600 that C99 reserve for future use. Use it to define clog10,
9601 clog10f and clog10l.
9603 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9605 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9606 * configure.ac: Check for -Wmissing-format-attribute.
9608 * configure: Regenerate.
9610 2005-07-23 Richard Henderson <rth@redhat.com>
9612 PR tree-optimization/22623
9613 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9615 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9618 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9620 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9622 * Makefile.in (C_TREE_H): Update dependencies.
9623 * c-tree.h: Include toplev.h.
9624 * diagnostic.h (diagnostic_set_info): Add format attribute.
9625 * rtl-error.c (diagnostic_for_asm): Likewise.
9627 2005-07-23 Chao-ying Fu <fu@mips.com>
9629 * config/mips/mips-dsp.md: New file.
9630 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9631 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9633 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9634 MIPS_BUILTIN_BPOSGE32.
9635 (mips_expand_builtin_direct): Add one parameter to indicate that
9636 builtin functions need to return a value.
9637 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9639 (mips_regno_to_class): Add classes for 12 new DSP registers.
9640 (mips_subword): Change to check four HI registers.
9641 (mips_output_move): Output move to and from 6 new DSP accumulators.
9642 (override_options): Make sure -mdsp and -mips16 are not used together.
9643 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9645 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9647 (print_operand): Add 'q' for printing DSP accumulators.
9648 (mips_cannot_change_mode_class): Check ACC_REGS.
9649 (mips_secondary_reload_class): Check ACC_REGS.
9650 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9651 (mips_register_move_cost): Check ACC_REGS.
9652 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9653 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9654 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9655 (dsp_bdesc): New array.
9656 (bdesc_arrays): Add DSP builtin function table.
9657 (mips_prepare_builtin_arg): Check predicate again after
9659 (mips_expand_builtin): Add one more parameter to
9660 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9661 MIPS_BUILTIN_BPOSGE32.
9662 (mips_init_builtins): Initialize new function types.
9663 (mips_expand_builtin_direct): Check if builtin functions need to
9664 return a value and pass operands properly.
9665 (mips_expand_builtin_bposge): New function.
9666 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9667 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9668 (FIRST_PSEUDO_REGISTER): Increase to 188.
9669 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9670 Update for 12 new DSP registers.
9671 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9672 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9673 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9674 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9675 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9676 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9677 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9678 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9679 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9680 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9681 (REGISTER_NAMES): Add names for 12 new DSP registers.
9682 * config/mips/mips.md: Include mips-dsp.md.
9683 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9684 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9685 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9686 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9687 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9688 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9689 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9690 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9691 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9692 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9693 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9694 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9695 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9696 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9697 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9698 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9699 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9700 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9701 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9702 (UNSPEC_RDDSP): New constants.
9703 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9704 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9706 * config/mips/mips.opt (-mdsp): New option.
9707 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9708 (reg_imm10_operand): New predicates.
9709 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9710 * doc/invoke.texi (-mdsp): Document new option.
9712 2005-07-22 DJ Delorie <dj@redhat.com>
9714 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9716 * tree-inline.c (inlinable_function_p): Likewise.
9718 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9721 * toplev.c (check_global_declarations): Do not mark undefined
9722 variables as DECL_IGNORED_P.
9723 * varasm.c (first_global_object_name): GTY it.
9724 (weak_global_object_name): Likewise.
9725 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9726 a string to go into {weak,first}_global_object_name.
9728 2005-07-22 DJ Delorie <dj@redhat.com>
9730 * c-format.c (check_function_format): Change warning control
9731 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9733 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9735 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9736 &PTR->FLD a dereference of PTR.
9737 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9738 a potential dereference of PTR.
9740 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9742 PR rtl-optimization/20370
9743 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9744 call allocate_reg_info if necessary.
9746 PR rtl-optimization/21848
9747 * calls.c (emit_library_call_value_1): For const functions, add
9748 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9750 PR rtl-optimization/22445
9751 * cselib.c (target.h): Include.
9752 (rtx_equal_for_cselib_p): Allow commutative matches.
9753 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9754 Remove MODE parameter. Changed all callers.
9756 PR rtl-optimization/22258
9757 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9759 (try_combine): Use likely_spilled_retval_p.
9761 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9763 * config.gcc: Add crx-elf support.
9765 * doc/contrib.texi: Mention crx.
9766 * doc/extend.texi: Document crx extensions.
9767 * doc/install.texi: Document crx install.
9768 * doc/invoke.texi: Document crx options.
9769 * doc/md.texi: Document crx constraints.
9771 * config/crx/crx-protos.h: New file.
9772 * config/crx/crx.c: New file.
9773 * config/crx/crx.h: New file.
9774 * config/crx/crx.md: New file.
9775 * config/crx/crx.opt: New file.
9776 * config/crx/t-crx: New file.
9778 2005-07-22 Manfred Hollstein <mh@suse.com>
9780 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9782 (int_add_graph_edge): Likewise.
9783 (collapse_nodes): Likewise.
9784 (process_unification_queue): Likewise.
9786 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9787 Laurent GUERBY <laurent@guerby.net>
9789 PR tree-optimization/22336
9790 * function.c (record_block_change): Check for
9791 cfun->ib_boundaries_block.
9793 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9795 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9796 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9798 2005-07-21 DJ Delorie <dj@redhat.com>
9800 * toplev.c (warn_deprecated_use): Add warning control to warning
9802 * c-typeck.c (parser_build_binary_op): Likewise.
9803 (c_finish_if_stmt): Likewise.
9804 * c-common.c (check_function_sentinel): Likewise.
9805 (check_nonnull_arg): Likewise.
9807 2005-07-21 Richard Henderson <rth@redhat.com>
9810 * tree-complex.c (complex_ssa_name_components): New.
9811 (cvc_lookup): Allow entry not found.
9812 (create_components): Remove.
9813 (create_one_component_var, get_component_var): New.
9814 (get_component_ssa_name, set_component_ssa_name): New.
9815 (extract_component): Use get_component_ssa_name.
9816 (update_complex_components): Use set_component_ssa_name.
9817 (update_complex_components_on_edge): Likewise.
9818 (update_phi_components): Create new PHI nodes directly, instead
9819 of adding insns to edges.
9820 (tree_lower_complex): Allocate and free complex_variable_components
9821 and complex_ssa_name_components here.
9823 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9825 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9826 revert to returning false.
9828 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9831 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9833 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9836 * config/i386/i386.md (cmpxf): Change operand constraints
9837 to "nonmemory_operand".
9839 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9841 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9843 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9846 * fold-const.c (fold_build1): Add checksum for the operands.
9847 (fold_build2): Likewise.
9848 (fold_build3): Likewise.
9850 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9853 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9855 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9857 * common.opt (-fforward-propagate): Committed by mistake,
9860 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9862 * reg-stack.c: Fix comment typo(s).
9863 * tree-ssa-operands.c: Likewise.
9864 * tree-vectorizer: Likewise.
9866 2005-07-21 Nick Clifton <nickc@redhat.com>
9868 * config/sh/symbian.c: Replace C++ style line comments with C
9869 style line comments.
9870 (symbian_add_attribute): Do not use a ? operator on the LHS of
9872 (sh_symbian_handle_dll_attribute): Change the type of the
9873 method vector to "VEC(tree,gc)*" and use vector accessor
9874 macros to walk over the elements.
9875 (symbian_export_vtable_and_rtti_p): Likewise.
9876 (symbian_class_needs_attribute_p): Likewise.
9878 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9881 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9882 initialize targetm.resolve_overloaded_builtin here.
9883 (altivec_expand_overloaded_builtin): Make it non-static.
9884 * config/rs6000/rs6000-protos.h
9885 (altivec_expand_overloaded_builtin): New prototype.
9886 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9887 targetm.resolve_overloaded_builtin here.
9888 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9890 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9891 Zdenek Dvorak <dvorakz@suse.cz>
9893 PR tree-optimization/19210
9894 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9896 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9897 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9898 rely on unproven assumptions.
9899 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9900 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9901 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9902 to number_of_iterations_exit.
9903 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9904 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9905 * tree-ssa-loop-niter.c (find_loop_niter,
9906 estimate_numbers_of_iterations_loop): Likewise.
9907 (number_of_iterations_exit): Honor the new options.
9908 * doc/invoke.texi (Wunsafe-loop-optimizations,
9909 funsafe-loop-optimizations): Document them.
9911 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9913 PR rtl-optimization/22167
9914 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9916 2005-07-20 Adam Nemet <anemet@lnxw.com>
9918 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9919 __do_global_dtors_aux longcall.
9921 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9923 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9924 (old_special_pred_table): Don't reference
9925 SPECIAL_MODE_PREDICATES.
9926 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9927 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9928 * config/sh/predicates.h: Don't mention
9929 SPECIAL_MODE_PREDICATES.
9930 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9933 2005-07-20 DJ Delorie <dj@redhat.com>
9935 * config.gcc: Add m32c-elf support.
9937 * doc/contrib.texi: Mention m32c.
9938 * doc/extend.texi: Document m32c extensions.
9939 * doc/install.texi: Mention m32c.
9940 * doc/invoke.texi: Document m32c options.
9941 * doc/md.texi: Document m32c constraints.
9943 * config/m32c/addsub.md: New file.
9944 * config/m32c/bitops.md: New file.
9945 * config/m32c/cond.md: New file.
9946 * config/m32c/jump.md: New file.
9947 * config/m32c/m32c-lib1.S: New file.
9948 * config/m32c/m32c-lib2.c: New file.
9949 * config/m32c/m32c-modes.def: New file.
9950 * config/m32c/m32c-pragma.c: New file.
9951 * config/m32c/m32c-protos.h: New file.
9952 * config/m32c/m32c.abi: New file.
9953 * config/m32c/m32c.c: New file.
9954 * config/m32c/m32c.h: New file.
9955 * config/m32c/m32c.md: New file.
9956 * config/m32c/m32c.opt: New file.
9957 * config/m32c/minmax.md: New file.
9958 * config/m32c/mov.md: New file.
9959 * config/m32c/muldiv.md: New file.
9960 * config/m32c/predicates.md: New file.
9961 * config/m32c/prologue.md: New file.
9962 * config/m32c/shift.md: New file.
9963 * config/m32c/t-m32c: New file.
9965 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9967 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9968 (stack_protect_set, stack_protect_test): New expanders.
9969 (stack_protect_set_si, stack_protect_set_si_media,
9970 stack_protect_set_di_media, stack_protect_test_si,
9971 stack_protect_test_si_media, stack_protect_test_di_media):
9974 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9976 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9978 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9980 * tree.h (tree_expr_nonzero_p): Export.
9981 * fold-const.c (tree_expr_nonzero_p): Likewise.
9982 Return true for CALL_EXPRs that are alloca calls.
9983 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9985 * tree-flow.h (expr_computes_nonzero): Remove.
9986 * tree-vrp.c (expr_computes_nonzero): Remove.
9987 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9988 (extract_range_from_unary_expr): Likewise.
9989 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9990 tree_expr_nonzero_p.
9992 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9994 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9995 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9996 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9997 All callers changed.
9998 (frame_related_constant_load): New arg "related" which controls
9999 setting of RTX_FRAME_RELATED_P. All callers changed.
10000 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10001 (bfin_expand_prologue): Add stack limit checking.
10002 * config/bfin/bfin.md (trapifcc): New pattern.
10004 * config/bfin/bfin.c: Include "langhooks.h".
10005 (def_builtin): Go through lang_hooks to call builtin_function.
10007 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10008 * config/bfin/predicates.md (symbol_ref_operand): New.
10009 (call_insn_operand): Delete. All callers changed to use
10010 register_no_elim_operand.
10011 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10013 (function_arg): Use it to generate the call's operand 2.
10014 (bfin_longcall_p): New function.
10015 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10016 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10017 determine if the address needs to be in a REG.
10018 (bfin_handle_longcall_attribute): New function.
10019 (bfin_attribute_table): Add "longcall" and "shortcall".
10020 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10021 (CUMULATIVE_ARGS): New member call_cookie.
10022 (PREDICATE_CODES): Add symbol_ref_operand.
10023 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10024 extra USE to the pattern.
10025 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10026 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10027 sibcall_value_insn; now the new patterns handle direct calls and the
10028 old ones indirect calls.
10029 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10031 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10033 * doc/trouble.texi: Update section on handling of empty loops.
10035 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10037 * config.gcc: Remove support for sparc-*-openbsd*,
10038 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10040 * config.host: Remove support for i860-*-sysv4* as a host.
10041 * config/i860/*, config/ip2k/*, config/ns32k/*,
10042 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10043 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10044 mention obsolete ports.
10046 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10048 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10049 soft frame pointer.
10050 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10051 of frame_pointer_rtx.
10052 (sh_expand_epilogue): Likewise.
10053 (sh_set_return_address): Likewise.
10054 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10055 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10056 offsets from FRAME_POINTER_REGNUM.
10057 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10058 (sh_register_names): Add initializer for sfp.
10059 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10060 (VALID_REGISTER_P): Likewise.
10061 (FIRST_PSEUDO_REGISTER): Update.
10062 (DWARF_FRAME_REGISTERS): Define.
10063 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10064 (HARD_FRAME_POINTER_REGNUM): Define.
10065 (FRAME_POINTER_REGNUM): Redefine.
10066 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10067 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10068 from FRAME_POINTER_REGNUM.
10069 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10070 FRAME_POINTER_REGNUM.
10071 (REG_CLASS_CONTENTS): Add sfp.
10072 (REG_ALLOC_ORDER): Likewise.
10073 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10074 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10075 of frame_pointer_rtx.
10076 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10078 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10080 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10081 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10082 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10084 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10087 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10089 Make CONSTRUCTOR use VEC to store initializers.
10090 * c-common.c (complete_array_type): Update to cope with VEC in
10092 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10093 (pp_c_constructor_elts): New function.
10094 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10095 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10096 struct constructor_stack, struct initializer_stack,
10097 constructor_elements, push_init_level, pop_init_level,
10098 add_pending_init, find_init_member, output_init_element): Update to
10099 cope with VEC in CONSTRUCTOR_ELTS.
10100 * coverage.c (build_fn_info_value, build_ctr_info_value,
10101 build_gcov_info): Likewise.
10102 * expr.c (categorize_ctor_elements_1, store_constructor,
10103 expand_expr_real_1): Likewise.
10104 * fold-const.c (fold_ternary): Likewise.
10105 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10106 gimplify_init_constructor, gimplify_expr): Likewise.
10107 * tree-dump.c (dequeue_and_dump): Likewise.
10108 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10110 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10112 * tree-sra.c (generate_element_init_1): Likewise.
10113 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10114 * tree-ssa-operands.c (get_expr_operands): Likewise.
10115 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10116 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10117 (get_initial_def_for_reduction): Likewise.
10118 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10119 value handle in annotations.
10120 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10121 tree_node_structure): Add support for constr_kind.
10122 (build_vector_from_ctor, build_constructor_single,
10123 build_constructor_from_list): New functions.
10124 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10125 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10126 Update to cope with VEC in CONSTRUCTOR_ELTS.
10127 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10128 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10129 CONSTRUCTOR_APPEND_ELT): New macros.
10130 (struct constructor_elt, struct tree_constructor): New data types.
10131 (union tree_node): Add tree_constructor field.
10132 * treestruct.def: Define TS_CONSTRUCTOR.
10133 * varasm.c (const_hash_1, compare_constant, copy_constant,
10134 compute_reloc_for_constant, output_addressed_constants,
10135 initializer_constant_valid_p, output_constant,
10136 array_size_for_constructor, output_constructor): Update to cope with
10137 VEC in CONSTRUCTOR_ELTS.
10138 * vec.h (VEC_empty, VEC_copy): New macros.
10140 2005-07-19 Devang Patel <dpatel@apple.com>
10142 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10144 2005-07-19 Richard Henderson <rth@redhat.com>
10147 * gimplify.c (gimplify_expr): Use main variant type for the temp
10148 destination for a discarded volatile read.
10149 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10150 casts between non-void types that change volatility.
10152 2005-07-15 DJ Delorie <dj@redhat.com>
10154 * toplev.h: Add comment about the first parameter for warning().
10155 * errors.h: Likewise.
10157 * c.opt (Wpragmas): New.
10158 * doc/invoke.texi: Document it.
10160 * function.c (do_warn_unused_parameter): Add warning control to
10162 * c-decl.c (warn_if_shadowing): Likewise.
10163 * c-lex.c (cb_def_pragma): Likewise.
10164 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10165 (pop_alignment): Likewise.
10166 (handle_pragma_pack): Likewise.
10167 (apply_pragma_weak): Likewise.
10168 (handle_pragma_weak): Likewise.
10169 (handle_pragma_redefine_extname): Likewise.
10170 (add_to_renaming_pragma_list): Likewise.
10171 (handle_pragma_extern_prefix): Likewise.
10172 (maybe_apply_renaming_pragma): Likewise.
10173 (handle_pragma_visibility): Likewise.
10175 * config/c4x/c4x-c.c (BAD): Likewise.
10176 (c4x_parse_pragma): Likewise.
10177 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10178 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10179 (rs6000_pragma_longcall): Likewise.
10180 * config/v850/v850-c.c (pop_data_area): Likewise.
10181 (ghs_pragma_section): Likewise.
10182 (ghs_pragma_section): Likewise.
10183 (ghs_pragma_interrupt): Likewise.
10184 (ghs_pragma_starttda): Likewise.
10185 (ghs_pragma_startsda): Likewise.
10186 (ghs_pragma_startzda): Likewise.
10187 (ghs_pragma_endtda): Likewise.
10188 (ghs_pragma_endsda): Likewise.
10189 (ghs_pragma_endzda): Likewise.
10191 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10192 Kenneth Zadeck <zadeck@naturalbridge.com>
10194 * Makefile.in: Removed tree-promote-statics.c
10195 * tree-promote-statics.c: Removed.
10196 * common.opt: Removed flag-promote-statics.
10198 * passes.c: Removed tree-promote-statics pass.
10199 * tree-pass.h: Ditto.
10200 * timevar.def: Removed TV_PROMOTE_STATICS.
10203 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10205 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10207 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10209 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10212 * c-common.c (check_function_arguments): Call
10213 'check_function_format' if either -Wformat or
10214 -Wmissing-format-attribute are specified.
10215 * c-format.c (check_function_format): Check -Wformat before
10216 calling 'check_format_info'.
10217 * c-opts.c (c_common_post_options): Don't warn for
10218 -Wmissing-format-attribute without -Wformat.
10219 * c-typeck.c (convert_for_assignment): Detect additional cases for
10220 -Wmissing-format-attribute.
10221 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10224 2005-07-19 Richard Guenther <rguenther@suse.de>
10226 * config/i386/i386.md (lrint<mode>2): Use temporary
10227 instead of clobbering non-existent memory.
10229 2005-07-19 Nick Clifton <nickc@redhat.com>
10231 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10232 statement to avoid displaying ASCII control characters.
10234 2005-07-19 Ben Elliston <bje@au.ibm.com>
10236 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10237 * cfganal.c (find_edge_index): Ditto.
10238 * combine.c (combine_instructions): Ditto.
10239 * ddg.c (create_scc): Ditto.
10240 (find_successors): Ditto.
10241 (find_predecessors): Ditto.
10242 (find_nodes_on_paths): Ditto.
10243 (longest_simple_path): Ditto.
10244 * flow.c (update_life_info): Ditto.
10245 (count_or_remove_death_notes): Ditto.
10246 (clear_log_links): Ditto.
10247 * modulo-sched.c (generate_reg_moves): Ditto.
10248 (find_max_asap): Ditto.
10249 (find_max_hv_min_mob): Ditto.
10250 (find_max_dv_min_mob): Ditto.
10251 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10252 * sched-rgn.c (extract_edgelst): Ditto.
10253 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10254 (dump_update_ssa): Ditto.
10255 (ssa_names_to_replace) Ditto.
10256 (switch_virtuals_to_full_rewrite): Ditto.
10257 (update_ssa): Ditto.
10258 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10260 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10262 Fix PR tree-optimization/22483
10264 * tree-complex.c (create_components): Use
10265 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10266 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10267 * tree-flow.h (safe_referenced_var_iterator): New structure.
10268 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10269 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10270 safe_referenced_var iterator.
10271 (add_type_alias): Ditto.
10273 2005-07-19 Steven Bosscher <stevenb@suse.de>
10275 * loop-init.c (rest_of_handle_loop2): Remove.
10276 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10277 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10278 (pass_rtl_loop_init, pass_rtl_loop_done,
10279 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10280 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10281 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10282 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10283 pass_tree_loop_done, and pass_tree_unswitch.
10284 (gate_loop): Rename to gate_tree_loop.
10285 * passes.c (init_optimization_passes): Update for renamed tree
10286 loop passes. Add the new loop2 passes as subpasses of loop2.
10287 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10288 Update for the renamed tree loop passes.
10290 2005-07-18 Ian Lance Taylor <ian@airs.com>
10292 PR middle-end/22057
10293 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10294 blocks when optimizing.
10296 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10298 * common.opt (frename-registers): Initialize to 2.
10300 (fgcse-after-reload): Ditto.
10301 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10302 (process_options): Only change flag_web, flag_rename_registers,
10303 and flag_rerun_cse_after_loop if not explicitly set by user.
10305 2005-07-18 Jan Beulich <jbeulich@novell.com>
10307 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10308 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10309 in 64-bit mode the same as DImode in 32-bit mode.
10310 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10311 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10312 mode. Add new mode parameter.
10313 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10314 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10315 x86_64_shift_adj): New expanders.
10316 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10317 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10319 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10320 DImode shift splitters.
10321 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10322 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10325 2005-07-18 Jan Beulich <jbeulich@novell.com>
10327 * i386.md (movdi_extzv_1): New.
10328 (zero_extendhidi2): Combine alternatives and never force use of
10330 (zero_extendqidi2): Likewise. Don't restrict input selection.
10332 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10334 Fix PR tree-optimization/22531
10335 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10338 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10340 * tree-promote-statics.c (pass_promote_statics): Change dump file
10343 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10345 * tree-optimize.c (init_tree_optimization_passes): Add
10346 pass_eliminate_useless_stores pass.
10347 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10348 * tree-ssa-pre.c (is_copy_stmt): New function.
10349 (follow_copies_till_vuse): Ditto.
10350 (do_eustores): Ditto.
10351 (gate_eustores): Ditto.
10353 2005-07-16 Richard Henderson <rth@redhat.com>
10355 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10357 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10358 Kenneth Zadeck <zadeck@naturalbridge.com>
10360 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10361 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10362 ipa-type-escape.h, tree-promote-statics.c
10363 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10364 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10365 tree-promote-statics.c: new files.
10366 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10367 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10368 int nonlocal_set_p, mark_constant_function): Deleted.
10369 (rest_of_handle_cfg): Removed call to mark_constant_function.
10370 (nonoverlapping_component_refs_p): Added calls to support
10371 type based aliasing.
10372 * tree-ssa-alias.c (may_alias_p,
10373 compute_flow_insensitive_aliasing): Ditto.
10374 * calls.c (flags_from_decl_or_type): Removed reference to
10376 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10377 too many arguments. This is necessary for Spec 2000.
10378 * cgraph.h (const_function, pure_function): Removed.
10379 * common.opt: Added "fipa-pure-const", "fipa-reference",
10380 "fipa-type-escape", and "ftree-promote-static".
10382 * passes.c: Added ipa and tree-promote-statics passes.
10383 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10384 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10385 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10386 * tree-flow.h: Added exposed sra calls and addition of
10387 reference_vars_info field for FUNCTION_DECLS.
10388 * tree-pass.h: Added passes.
10389 * tree-sra.c: (sra_init_cache): New function.
10390 (sra_insert_before, sra_insert_after) Made public.
10391 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10393 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10394 aliasing. (may_alias_p): Added code to use type escape analysis to
10395 improve alias sets.
10396 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10397 code to prune clobbers of static variables based on information
10398 produced in ipa-reference pass. Changed call clobbering so that
10399 statics are not marked as clobbered if the call does not clobber
10402 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10404 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10407 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10409 * doc/install.texi (*-*-solaris2*): Document recommended version
10410 of GNU binutils and mention GNU linker problem on Solaris 10.
10412 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10415 * c-decl.c (c_build_bitfield_integer_type): New function.
10416 (finish_struct): Call it.
10417 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10419 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10421 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10424 2005-07-16 Jan Hubicka <jh@suse.cz>
10426 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10427 (scale_bbs_frequencies_int): Watch roundoff errors.
10428 * predict.c (return_prediction): Initialize return_stmt.
10430 2005-07-16 Jan Hubicka <jh@suse.cz>
10432 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10433 after RTL profiling.
10435 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10437 PR middle-end/22398
10438 * fold-const.c (build_range_check): Convert high/low to etype
10439 if we are only comparing against exp.
10441 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10443 Fix PR tree-optimization/22376
10444 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10446 (need_to_solve): New function.
10447 (compute_points_to_sets): Use it.
10449 2005-07-15 Jan Hubicka <jh@suse.cz>
10451 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10452 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10454 2005-07-15 Richard Guenther <rguenther@suse.de>
10456 * c-common.c (handle_flatten_attribute): New function.
10457 Add flatten function attribute.
10458 * doc/extend.texi: Document flatten function attribute.
10459 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10460 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10462 (cgraph_decide_inlining): Handle functions with flatten
10465 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10467 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10468 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10469 UNSPEC_XCHG, UNSPEC_AND): New.
10470 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10471 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10472 * config/rs6000/sync.md (FETCHOP): New code macro.
10473 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10475 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10476 (sync_compare_and_swap<mode>): Same.
10477 (sync_lock_test_and_set<mode>): Same.
10478 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10479 for QImode and HImode, and not PPC405.
10480 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10481 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10482 (sync_<fetchop>{si,di}_internal): New.
10483 (sync_nand{si,di}_internal): New.
10484 (sync_old_<fetchop>{si,di}_internal): New.
10485 (sync_old_nand{si,di}_internal): New
10486 (sync_new_<fetchop>{si,di}_internal): New.
10487 (sync_new_nand{si,di}_internal): New.
10488 (atomic_and{si,di}): New.
10489 (sync_new_nand{si,di}_internal): New.
10490 (atomic_and{si,di}): New.
10491 (sync_add<mode>_internal): Delete.
10492 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10493 (sync_sub<mode>_internal): Delte.
10494 (sync_subshort_internal): New.
10495 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10496 (sync_anddi_internal): Delete.
10497 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10498 (sync_booldi_internal): Delete.
10499 (sync_boolc<mode>_internal): Delete.
10500 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10501 (sync_boolc<mode>_internal2): Delete.
10502 (sync_boolcc<mode>_internal): Delete.
10503 (isync, lwsync): Use unspec instead of unspec_volatile.
10504 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10505 Revert UNSPEC_VOLATILE.
10506 (rs6000_split_atomic_op): New.
10507 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10509 2005-07-14 Eric Christopher <echristo@redhat.com>
10511 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10512 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10514 2005-07-14 Eric Christopher <echristo@redhat.com>
10516 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10518 2005-07-14 Steven Bosscher <stevenb@suse.de>
10520 PR tree-optimization/22230
10521 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10522 the computation of the four cross productions for "range op range".
10524 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10525 Ulrich Weigand <uweigand@de.ibm.com>
10528 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10531 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10533 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10535 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10537 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10539 2005-07-14 Richard Guenther <rguenther@suse.de>
10541 PR middle-end/22347
10542 * config/i386/i386-protos.h (ix86_function_value): Change
10543 prototype to match new target hook.
10544 * config/i386/i386.c (ix86_value_regno): Change prototype
10545 to take extra type argument.
10546 (TARGET_FUNCTION_VALUE): Define.
10547 (ix86_function_ok_for_sibcall): Pass extra argument to
10548 ix86_value_regno, check return slot rtx for exact match.
10549 (ix86_function_value): Take extra parameter. Dispatch to
10550 ix86_value_regno with fndecl/fntype as provided.
10551 (ix86_value_regno): Handle extra type argument.
10552 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10554 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10555 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10556 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10557 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10558 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10560 2005-07-14 Richard Guenther <rguenther@suse.de>
10562 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10563 * calls.c (expand_call): Pass fntype to hard_function_value.
10564 (emit_library_call_value_1): Likewise.
10565 * explow.c: Include target.h.
10566 (hard_function_value): Take extra argument, the fntype.
10567 Use new target hook for function_value.
10568 * expr.h (hard_function_value): Change prototype.
10569 * function.c (aggregate_value_p): Pass 0 as fntype to
10570 hard_function_value.
10571 (assign_parms): Use new target hook for function_value.
10572 Pass 0 as fntype to hard_function_value.
10573 (expand_function_end): Likewise.
10574 * reg-stack.c: Include target.h.
10575 (stack_result): Use new target hook for function_value.
10576 * target-def.h: New target hook function_value.
10577 * target.h: Likewise.
10578 * targhooks.c (default_function_value): New function.
10579 * targhooks.h (default_function_value): Declare.
10581 2005-07-13 Ian Lance Taylor <ian@airs.com>
10583 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10585 2005-07-14 Jan Hubicka <jh@suse.cz>
10587 * tree-dfa.c (dump_variable): Use default_def function.
10588 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10589 * tree-ssa.c (verify_use): Likewise.
10590 * tree-ssanames.c (release_ssa_name): Likewise.
10591 * tree-tailcall.c (eliminate_tail_call): Likewise.
10592 (tree_optimize_tail_calls_1): Likewise.
10593 * tree-vrp.c (get_value_range): Likewise.
10595 2005-07-14 Ben Elliston <bje@au.ibm.com>
10597 * gcc.c (main): Compare language[0] with '*' when iterating over
10600 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10602 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10603 "s390_emit_compare". Add handling of CCZ1mode.
10604 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10605 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10607 (s390_branch_condition_mask): Add CCZ1mode handling.
10608 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10609 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10610 Use CCZ1mode instead of CCZmode.
10611 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10613 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10615 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10617 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10619 2005-07-13 Eric Christopher <echristo@redhat.com>
10621 * config/mips/mips.c (mips_canonicalize_comparison): New.
10622 (mips_emit_int_relational): Use.
10624 2005-07-13 Eric Christopher <echristo@redhat.com>
10626 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10627 static extra parts.
10628 * config/s390/s390.md: Include tpf.md. Move tpf specific
10630 * config/s390/tpf.md: To here.
10631 * config/s390/s390.opt: Move tpf specific options...
10632 * config/s390/tpf.opt: to here. Add mmain option.
10633 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10634 * config/s390/tpf.h: Rewrite.
10636 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10638 * doc/tm.texi: Remove @xref{Cross-profiling}.
10640 2005-07-13 Jeff Law <law@redhat.com>
10642 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10643 expressions, test their _DECL operands for pointer equality rather
10644 than using operand_equal_p.
10646 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10648 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10649 (TARGET_POSIX_IO): This.
10650 * config/darwin.h: Likewise.
10651 * config/freebsd.h: Likewise.
10652 * config/linux.h: Likewise.
10653 * config/lynx.h: Likewise.
10654 * config/netbsd.h: Likewise.
10655 * config/rs6000/linux64.h: Likewise.
10656 * config/rs6000/linux.h: Likewise.
10657 * config/s390/tpf.h: Likewise.
10658 * config/sh/embed-elf.h: Likewise.
10659 * config/sparc/linux64.h: Likewise.
10660 * config/sparc/linux.h: Likewise.
10661 * config/svr4.h: Likewise.
10662 * gcov-io.h: Likewise.
10664 * doc/tm.texi: Updated.
10666 * libgcov.c (create_file_directory): Defined only if
10667 TARGET_POSIX_IO is defined.
10668 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10671 2005-07-13 Jan Hubicka <jh@suse.cz>
10673 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10675 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10677 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10678 structure as argument.
10680 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10682 PR tree-optimization/21921
10683 * tree-iterator.c (tsi_link_before): Support the case when
10684 tsi_end_p (tsi) == true.
10686 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10688 PR tree-optimization/22442
10689 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10692 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10694 PR rtl-optimization/20376
10695 * toplev.c (process_options): Enable -fweb and -frename-registers when
10697 * doc/invoke.texi: Update the information about when -fweb and
10698 -frename-registers are enabled.
10700 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10703 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10704 if *rhs_p is not a SSA_NAME.
10706 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10708 Fix PR tree-optimization/22422
10709 * tree-ssa-structalias.c (struct variable_info): Add flag for
10711 (get_varinfo): Now a static function.
10712 (new_varinfo): init has_union and is_special_var to false.
10713 (solution_set_add): Check has_union.
10714 (do_da_constraint): Move temporary variable so it gets reset
10716 Also check for special variable.
10717 (do_ds_constraint): Ditto.
10718 (do_sd_constraint): Ditto.
10719 (do_structure_copy): Check for special variable.
10720 (find_func_aliases): Ditto.
10721 (init_base_vars): Set special vars properly.
10723 2005-07-13 Jan Hubicka <jh@suse.cz>
10725 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10728 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10729 (get_expr_operands): Fix thinko wrt flags and subvars.
10731 PR tree-optimize/22379
10732 * tree-inline.c (expand_call_inline): Do not output sorry in early
10735 2005-07-12 Dale Johannesen <dalej@apple.com>
10737 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10739 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10742 * host-linux.h: Include limits.h.
10744 2005-07-12 Dale Johannesen <dalej@apple.com>
10746 * expr.c (compress_float_constant): Add cost check.
10747 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10749 2005-07-12 Dale Johannesen <dalej@apple.com>
10751 * gcc.target/i386/compress-float-sse.c: New.
10752 * gcc.target/i386/compress-float-sse-pic.c: New.
10753 * gcc.target/i386/compress-float-387.c: New.
10754 * gcc.target/i386/compress-float-387-pic.c: New.
10755 * gcc.dg/compress-float-ppc.c: New.
10756 * gcc.dg/compress-float-ppc-pic.c: New.
10758 2005-07-12 Eric Christopher <echristo@redhat.com>
10760 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10761 static extra parts.
10762 * config/s390/s390.md: Include tpf.md. Move tpf specific
10764 * config/s390/tpf.md: To here.
10765 * config/s390/s390.opt: Move tpf specific options...
10766 * config/s390/tpf.opt: to here. Add mmain option.
10767 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10768 * config/s390/tpf.h: Rewrite.
10770 2005-07-12 Eric Christopher <echristo@redhat.com>
10772 * gcc.c (struct infile): Update comment for language.
10773 (main): Rewrite input file resetting code.
10775 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10778 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10779 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10780 (lookup_avail_expr): Use constant_boolean_node instead
10781 of boolean_false_node/boolean_true_node.
10783 2005-07-12 Ben Elliston <bje@au.ibm.com>
10785 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10786 and use it when printing num_edges.
10788 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10790 * doc/extend.texi (Blackfin Built-in Functions): New section.
10791 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10794 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10796 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10797 s/cmpstrsi/cmpstrnsi
10798 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10800 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10801 (init_optabs): Initialize cmpstrn_optab.
10802 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10803 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10804 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10805 * config/i386/i386.md: s/cmpstr/cmpstrn
10806 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10807 * doc/md.texi: Update documentation.
10809 2005-07-11 Richard Henderson <rth@redhat.com>
10811 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10812 build_va_arg_indirect_ref.
10813 (alpha_gimplify_va_arg): Likewise.
10814 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10815 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10816 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10817 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10818 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10819 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10821 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10823 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10825 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10826 * passes.c (init_optimization_passes): Add pass_empty_loop.
10827 * tree-pass.h (pass_empty_loop): Declare.
10828 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10829 try_remove_empty_loop, remove_empty_loops): New functions.
10830 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10831 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10833 2005-07-12 Peter Barada <peter@the-baradas.com>
10835 PR middle-end/16719
10836 PR middle-end/18421
10837 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10838 in address registers.
10839 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10840 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10841 alternative of addsi3_5200.
10843 2005-07-11 Ian Lance Taylor <ian@airs.com>
10845 * config/mips/mips.md (ffs<mode>2): Remove.
10847 2005-07-11 Ian Lance Taylor <ian@airs.com>
10849 * doc/tree-ssa.texi (Cleanups): Improve description of
10851 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10853 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10855 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10856 * tree.h (DECL_ARGUMENT_FLD): New macro.
10858 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10860 Fix PR tree-optimization/22404
10862 * tree-ssa-structalias.c (create_variable_info_for): Use
10865 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10867 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10868 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10869 for second comparison operand.
10870 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10872 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10873 (define_insn_reservation "alu"): Likewise.
10874 (csync, ssync): Now of type sync.
10875 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10876 -mcsync-anomaly -mspecld-anomaly.
10877 * config/bfin/bfin.opt (mcsync): Remove.
10878 (mcsync-anomaly, mspecld-anomaly): Add.
10879 * config/bfin/bfin.c: Include "insn-codes.h".
10880 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10881 (TARGET_DEFAULT_TARGET_FLAGS): New.
10882 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10884 2005-07-11 Steven Bosscher <stevenb@suse.de>
10886 * basic-block.h: Give the BB flags enum a name, bb_flags.
10887 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10888 * cfgcleanup.c (enum bb_flags): Remove here.
10889 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10890 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10891 (update_forwarder_flag): Likewise.
10892 (thread_jump): Likewise.
10893 (try_forward_edges): Likewise.
10894 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10895 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10896 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10898 2005-07-11 Richard Guenther <rguenther@suse.de>
10900 * config/i386/i386.opt: New target option -msseregparm.
10901 * config/i386/i386.c (override_options): Error out for
10902 -msseregparm but no SSE support.
10903 (ix86_function_sseregparm): Check for global sseregparm.
10904 * doc/invoke.texi: Document -msseregparm.
10906 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10908 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10909 (m32rle-*-linux*): Ditto.
10911 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10913 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10914 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10917 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10919 PR middle-end/22239
10921 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10922 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10924 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10926 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10927 (varmap): Heapify varmap.
10928 (constraints): Heapify constraints.
10929 (struct constraint_graph): Heapify succs and preds.
10930 (constraint_vec_find): Update for heapification.
10931 (constraint_set_union): Ditto.
10932 (insert_into_complex): Ditto.
10933 (constraint_edge_vec_find): Ditto.
10934 (erase_graph_self_edge): Ditto.
10935 (add_graph_edge): Ditto.
10936 (get_graph_weights): Ditto.
10937 (merge_graph_nodes): Ditto.
10938 (build_constraint_graph): Ditto.
10939 (topo_visit): Ditto.
10940 (solve_graph): Ditto.
10941 (create_variable_info_for): Ditto.
10942 (init_base_vars): Ditto.
10943 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10944 (condese_varmap_nodes): Free complex vector.
10945 (clear_edges_for_node): Clear succs and preds vector.
10947 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10949 * tree-ssa-structalias.c (update_alias_info): Change counting of
10950 references to not include vdefs.
10952 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10954 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10955 (up_insert): Ditto.
10957 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10959 * pa.c (pa_commutative_p): Make PLUS commutative when
10960 TARGET_NO_SPACE_REGS is true.
10962 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10964 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10965 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10966 * tree-dfa.c (dump_subvars_for): New.
10967 (debug_subvars_for): New.
10968 (dump_variable): Show subvariables if VAR has them.
10969 * tree-flow-inline.h (get_subvar_at): New.
10970 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10971 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10973 (struct subvar): Change fields offset and size to unsigned
10975 (dump_subvars_for): Declare.
10976 (debug_subvars_for): Declare.
10977 (get_subvar_at): Declare.
10978 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10979 to unsigned HOST_WIDE_INT *.
10980 (overlap_subvar): Likewise.
10981 * tree-gimple.c (is_gimple_reg): Always return false for
10982 SFTs and memory tags.
10983 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10984 Update all callers.
10985 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10986 (compute_may_aliases): Call compute_points_to_sets.
10987 (collect_points_to_info_for): Remove.
10988 (compute_points_to_and_addr_escape): Remove.
10989 (delete_alias_info): Call delete_points_to_sets.
10990 (compute_flow_sensitive_aliasing): If the call to
10991 find_what_p_points_to returns false, call set_pt_anything.
10992 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10993 (set_pt_anything): Clear pi->pt_vars.
10994 (set_pt_malloc): Remove.
10995 (merge_pointed_to_info): Remove.
10996 (add_pointed_to_expr): Remove.
10997 (add_pointed_to_var): Remove.
10998 (collect_points_to_info_r): Remove.
10999 (is_escape_site): Make extern.
11001 (create_overlap_variables_for): Call it.
11002 * tree-ssa-copy.c (merge_alias_info): Never merge
11003 flow-sensitive alias information.
11004 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11005 offset and size to be unsigned HOST_WIDE_INT.
11006 (add_to_addressable_set): Rename from note_addressable.
11007 Set TREE_ADDRESSABLE as the variables are added to the set.
11009 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11010 operands into VUSEs when adding V_MAY_DEFs for members in an
11012 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11013 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11014 (struct variable_info): Add bitfield is_heap_var.
11015 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11016 (new_var_info): Initialize is_heap_var.
11017 (get_constraint_for): Add HEAP variables to the symbol table.
11018 Mark them with is_heap_var.
11019 (update_alias_info): New. Taken mostly from the old
11020 compute_points_to_and_addr_escape.
11021 (handle_ptr_arith): New.
11022 (find_func_aliases): Call update_alias_info.
11023 Call handle_ptr_info for tcc_binary expressions.
11024 Call mark_stmt_modified.
11025 (create_variable_info_for): If DECL has subvars, do not create
11026 variables for its subvars. Always add all the fields.
11027 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11028 SFTs, then add all the SFTs of the structure.
11029 If VI->DECL is an aggregate with subvariables, add the SFT at
11031 (find_what_p_points_to): If VI is an artificial variable,
11032 translate to bitfields in SSA_NAME_PTR_INFO.
11033 If the solution is empty, set pi->pt_vars to NULL
11034 (init_base_vars): Create ANYOFFSET.
11035 (compute_points_to_sets): Rename from create_alias_vars.
11037 (pass_build_pta): Remove.
11038 (delete_points_to_sets): Rename from delete_alias_vars.
11039 (pass_del_pta): Remove.
11040 * tree-ssa-structalias.h (struct alias_info): Move from
11042 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11043 NUM_REFERENCES_SET): Likewise.
11044 (compute_points_to_sets, delete_points_to_sets): Declare.
11046 2005-07-09 Richard Henderson <rth@redhat.com>
11048 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11049 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11050 alpha_split_lock_test_and_set_12): New functions.
11051 * config/alpha/alpha-protos.h: Update.
11052 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11053 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11054 * config/alpha/sync.md (I12MODE): New.
11055 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11056 (sync_<fetchop_name><I48MODE>): Likewise.
11057 (sync_nand<I48MODE>): Likewise.
11058 (sync_old_<fetchop_name><I48MODE>): Likewise.
11059 (sync_new_<fetchop_name><I48MODE>): Likewise.
11060 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11061 (sync_compare_and_swap<I48MODE>): Likewise.
11062 (sync_lock_test_and_set<I48MODE>): Likewise.
11063 (sync_compare_and_swap<I12MODE>): New.
11064 (sync_compare_and_swap<I12MODE>_1): New.
11065 (sync_lock_test_and_set<I12MODE>): New.
11066 (sync_lock_test_and_set<I12MODE>_1): New.
11068 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11072 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11074 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11076 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11077 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11079 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11082 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11084 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11086 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11087 memory_operand constraint.
11088 (store_conditional_<mode>): Same.
11089 (sync_compare_and_swap<mode>): Same.
11090 (sync_lock_test_and_set<mode>): Same.
11092 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11094 Rewrite PIC support to more closely model actual instructions.
11095 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11096 (cris_symbol): Remove prototypes for removed functions.
11097 (cris_pic_symbol_type_of, cris_valid_pic_const)
11098 (cris_expand_pic_call_address): Prototypes for new functions.
11099 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11101 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11103 <case ':'>: Add case for new punctuation character.
11104 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11105 emitting (extra) PIC modifier.
11106 <case UNSPEC>: Do not assert for PLT.
11107 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11108 (cris_expand_prologue, cris_expand_epilogue): Check
11109 for pic_offset_table_rtx usage instead of taking
11110 current_function_uses_pic_offset_table as the final word.
11111 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11112 Remove flag_pic difference.
11113 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11114 the moral equivalents of...
11115 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11117 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11118 (cris_handle_option): Mark ARG as unused.
11119 (cris_expand_pic_call_address): New worker function for "call",
11121 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11122 output PIC constructs here.
11123 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11124 as symbol-specific modifers, not whole or part of operands.
11125 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11126 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11127 constants and flag_pic.
11128 (CONSTANT_INDEX_P): Adjust for new functions.
11129 (enum cris_pic_symbol_type): New helper type.
11130 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11131 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11132 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11134 ("movsi"): Emit actual instructions for GOT and relative access.
11135 ("*movsi_got_load"): New pattern to set up the register holding
11137 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11138 Adjust FIXME for 'S'.
11139 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11140 Use "movs" for -fpic cases.
11141 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11142 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11143 ("call", "call_value"): Just call cris_expand_pic_call_address for
11145 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11146 Remove special pattern.
11147 ("*expanded_call_side", "*expanded_call_value_side"): New
11149 (gotplt-to-plt, gotplt-to-plt-side-call)
11150 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11152 * config/cris/cris/predicates.md
11153 ("cris_general_operand_or_gotless_symbol"): Remove unused
11155 ("cris_general_operand_or_symbol"): Adjust for new functions.
11157 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11159 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11161 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11163 * Makefile.in (TREE_H): Add treestruct.def.
11164 (c-decl.o): Add pointer-set.h
11165 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11166 visibility on regular DECL's.
11167 (merge_decls): Fix the copying of decl nodes of various types for
11168 the new structures. Don't update RTL, section name, weak status,
11169 etc, on DECL's without RTL.
11170 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11171 Don't check volatile on non-variable types.
11172 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11173 to check whether we have seen arguments.
11174 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11175 flag is checked before field (flag is common, field is not).
11176 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11177 TS_DECL_COMMON could have an origin.
11178 (add_location_or_const_value_attribute): Don't check section name
11179 on non-var/function decls.
11180 (dwarf2out_var_location): Reverse order of tests.
11181 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11182 with DECL_WRTL_CHECK.
11183 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11184 * fold-const.c (fold_binary): Don't check weakness on
11185 non-var/function decls.
11186 (tree_expr_nonzero_p): Ditto.
11187 (fold_checksum_tree): Use tree_decl_extra as sizeof
11189 * ggc-page.c (extra_order_size_table): Add sizes for
11190 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11192 * gimplify.c (gimplify_bind_expr): Only set
11193 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11194 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11196 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11197 * langhooks.h (init_ts). New langhook.
11198 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11199 * print-tree.c (print_node): Update to only print fields that
11200 exist in the structures the passed decl has.
11201 * toplev.c (wrapup_global_declarations): Don't reset
11202 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11203 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11204 * tree-inline.c (remap_decl): Ditto.
11205 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11206 * tree-pretty-print.c (print_declaration): Don't print
11207 DECL_REGISTER on things that don't contain it.
11208 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11209 non-var/function decls.
11210 * tree.c (tree_contains_struct): New structure.
11211 (init_priority_for_decl): New hashtable.
11212 (tree_int_map): New structure.
11213 (tree_int_map_eq): New function.
11214 (tree_int_map_marked_p): Ditto.
11215 (tree_int_map_hash): Ditto.
11216 (tree_map): Move to tree.h.
11217 (tree_map_eq): Externalize.
11218 (tree_map_hash): Ditto.
11219 (tree_map_marked_p): Ditto.
11220 (init_ttree): Set up tree_contains_struct and call langhook.
11221 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11222 (tree_code_size): Update for new structures.
11223 (tree_node_structure): Update for new structures.
11224 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11226 (copy_node_stat): Copy init priority.
11227 (build_decl_stat): Ditto for visibility.
11228 (ts_enum_names): New.
11229 (tree_contains_struct_check_failed): New function.
11230 (decl_init_priority_lookup): Ditto.
11231 (decl_init_priority_insert): Ditto.
11232 * treestruct.def: New file.
11233 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11234 (CONTAINS_STRUCT_CHECK): Ditto.
11235 (tree_contains_struct_check_failed): New prototype.
11236 (DECL_CHECK): Removed.
11237 (DECL_MINIMAL_CHECK): New.
11238 (DECL_COMMON_CHECK): Ditto.
11239 (DECL_WRTL_CHECK): Ditto.
11240 (DECL_NON_COMMON_CHECK): Ditto.
11241 (DECL_WITH_VIS_CHECK): Ditto.
11242 (VAR_OR_FUNCTION_DECL_P): Ditto
11243 (struct tree_decl_minimal): New structure.
11244 (struct tree_decl_common): Ditto.
11245 (struct tree_decl_with_rtl): Ditto.
11246 (struct tree_decl_with_vis): Ditto.
11247 (struct tree_decl_non_common): Ditto.
11248 (struct tree_field_decl): Ditto.
11249 (struct tree_parm_decl): Ditto.
11250 (struct tree_var_decl): Ditto.
11251 (struct tree_function_decl): Ditto.
11252 (struct tree_const_decl): Ditto.
11253 (struct tree_result_decl): Ditto.
11254 (union tree_node): Add new structures.
11255 * var-tracking.c (track_expr_p): Reverse order of tests.
11257 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11259 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11261 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11262 * system.h: Poison FINALIZE_PIC.
11263 * doc/tm.texi (FINALIZE_PIC): Remove.
11265 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11268 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11269 to the correct type if we have a MODIFY_EXPR.
11271 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11273 PR tree-optimization/22360
11274 * tree.c (upper_bound_in_type): Fix calculations for casting
11275 to a non-wider signed type and casting a signed value to a
11276 wider unsigned type.
11277 (lower_bound_in_type): Fix calculations for casting to a
11278 non-wider signed type.
11280 PR tree-optimization/20139
11281 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11283 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11284 fold_cond_expr_cond.
11285 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11286 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11288 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11291 * tree-complex.c (expand_complex_libcall): Produce
11292 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11294 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11296 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11297 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11298 b" assert and inserted fastpath code for this case.
11299 (bitmap_ior): Removed "a != b" assert.
11301 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11303 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11304 (ENDFILE_SPEC): Likewise.
11305 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11307 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11308 a large stack frame at epilogue.
11310 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11312 * final.c: Include sdbout.h when required.
11314 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11316 * config.gcc (*-*-darwin*): Only one target-specific header file
11317 for generic darwin.
11318 (powerpc-*-darwin*): Add version-specific header files.
11319 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11320 * config.in: Regenerate.
11321 * configure: Regenerate.
11322 * gcc.c: Include xregex.h.
11323 (version_compare_spec_function): New.
11324 (spec_function): Add version-compare.
11325 (replace_outfile_spec_function): Reformat comment.
11326 (compare_version_strings): New.
11327 * config/darwin-c.c (version_as_macro): New.
11328 (builtin_define): New.
11329 (darwin_cpp_builtins): New.
11330 * config/darwin-protos.h (darwin_cpp_builtins): New.
11331 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11332 (LIB_SPEC): Make unconditional, update comment.
11333 (TARGET_C99_FUNCTIONS): Define.
11334 * config/darwin.opt: Sort.
11335 (mmacosx-version-min=): New.
11336 * config/darwin7.h: Delete.
11337 * config/darwin8.h: Delete.
11338 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11339 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11340 (TARGET_C99_FUNCTIONS): Define.
11341 * config/rs6000/darwin7.h: New.
11342 * config/rs6000/darwin8.h: New.
11343 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11344 (-mmacosx-version-min): Document.
11346 2005-07-07 Ian Lance Taylor <ian@airs.com>
11348 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11350 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11352 PR middle-end/22239
11353 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11355 2005-07-07 Khem Raj <kraj@mvista.com>
11357 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11358 in bytes, not words.
11360 2005-07-07 Paul Brook <paul@codesourcery.com>
11362 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11363 DEFAULT_FUNCTION_ARG_PADDING to upward.
11365 2005-07-07 Richard Henderson <rth@redhat.com>
11367 * function.c (locate_and_pad_parm): Record parameter alignment in
11368 stack_alignment_needed.
11370 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11372 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11373 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11374 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11375 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11376 (define_attr "type"): Add isync, sync, load_l, store_c.
11377 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11378 Create scratch volatile MEM.
11379 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11381 (load_locked_<mode>): New.
11382 (store_conditional_<mode>): New.
11383 (sync_compare_and_swap<mode>): Replace with splitter.
11384 (sync_lock_test_and_set<mode>): Replace with splitter.
11385 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11387 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11388 is ics. Attribute isync.
11389 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11391 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11392 and UNSPECV_SYNC_OP.
11393 (emit_unlikely_jump): New.
11394 (emit_load_locked): New.
11395 (emit_store_conditional): New.
11396 (rs6000_split_compare_and_swap): New.
11397 (rs6000_split_lock_test_and_set): New.
11398 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11399 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11400 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11401 rs6000_split_lock_test_and_set): Declare.
11402 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11403 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11404 store_c, isync, sync.
11406 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11408 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11409 filenames to gtyp-gen.h.
11410 (s-typ-gen): Use it in place of for loops.
11412 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11414 * hooks.c (hook_bool_rtx_int_false): New function.
11415 * hooks.h (hook_bool_rtx_int_false): Declare.
11416 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11417 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11418 * target.h (struct gcc_target): Add commutative_p member.
11419 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11420 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11421 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11422 (pa_commutative_p): New function.
11423 * jump.c (target.h): Include.
11424 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11425 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11427 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11429 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11430 (s390_expand_setmem): New.
11431 * config/s390/s390.c: Likewise.
11432 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11434 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11435 general_operand. Call new function "s390_expand_setmem".
11436 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11437 ("setmem_long", "*setmem_long"): ... this.
11439 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11441 * config/s390/s390.c: (optimization_options): Enable
11442 TARGET_MVCLE at -Os.
11443 * doc/invoke.texi: Document changes in default behaviour.
11444 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11446 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11448 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11449 defined by back-end.
11451 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11453 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11454 all sets in the pattern.
11455 * config/rs6000/rs6000.md (stack_protect_testsi,
11456 stack_protect_testdi): Likewise.
11458 2005-07-06 Jeff Law <law@redhat.com>
11460 * tree-vrp.c (simplify_using_ranges): Kill.
11461 (vrp_finalize): Remove call to simplify_using_ranges.
11462 (simplify_stmt_using_ranges): New function extracted from
11463 simplify_using_ranges.
11464 (simplify_div_or_mod_using_ranges): Likewise.
11465 (simplify_abs_using_ranges): Likewise.
11466 (simplify_cond_using_ranges): New function.
11467 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11468 * tree-ssa-propagate.c (substitute_and_fold): Call
11469 simplify_stmt_using_ranges if we have range information.
11471 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11473 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11474 ia64_flag_schedule_isns2.
11476 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11477 reading/writing general registers.
11478 (ia64_function_arg): Revert 2005-06-18 change.
11480 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11482 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11483 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11485 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11487 * function.c (expand_function_end): Revert part of 2005-06-27
11488 patch. Do sjlj_emit_function_exit_after after return_label.
11490 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11492 * doc/install.texi (--disable-libssp): New.
11494 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11496 * doc/invoke.texi: Update -fforce-mem documentation.
11497 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11498 code for -fforce-mem.
11499 * expmed.c: (store_bit_field,store_fixed_bit_field,
11500 extract_bit_field): Ditto.
11501 * expr.c: (convert_move): Ditto.
11502 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11503 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11504 emit_conditional_add,expand_float,expand_fix): Ditto.
11505 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11506 (common_handle_option): Issue warning when -fforce-mem specified.
11508 2005-07-06 Paul Brook <paul@codesourcery.com>
11510 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11512 * configure: Regenerate.
11514 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11516 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11518 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11520 Fix PR tree-optimization/22319
11521 Fix PR tree-optimization/22140
11522 Fix PR tree-optimization/22310
11524 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11525 variable sized types.
11526 Use correct type for intermediate structure on *a = *b structure
11529 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11531 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11533 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11534 (machine_function): Move typedef to...
11535 * config/rs6000/rs6000.c (machine_function): ... here. Add
11536 varargs_save_offset field.
11537 (rs6000_stack_t): Remove varargs_size field.
11538 (setup_incoming_varargs): Allocate varargs save area using
11539 assign_stack_local, try to make it as small as possible.
11540 Save offset from virtual_stack_vars_rtx to the save area
11541 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11542 instead of magic 8 when fp word byte size is used.
11543 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11544 instead of -RS6000_VARARGS_SIZE.
11545 (rs6000_stack_info, debug_stack_info,
11546 rs6000_initial_elimination_offset): Remove all traces of
11548 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11549 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11550 RS6000_VARARGS_AREA.
11552 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11554 PR tree-optimization/21963
11555 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11556 constant_multiple_of in the same way get_computation_cost_at does.
11558 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11560 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11561 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11562 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11563 and return its previous value.
11564 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11565 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11567 (stack_protect_set, stack_protect_test): New expanders.
11568 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11569 stack_protect_testdi): New insns.
11570 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11571 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11573 2005-07-06 Jeff Law <law@redhat.com>
11575 * tree-ssa-dce.c (cfg_altered): New global.
11576 (tree_dce_init): Initialize cfg_altered.
11577 (remove_dead_stmt): If we remove an edge in the CFG, then set
11579 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11582 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11584 * Makefile.in (stamp-collect-ld): Use
11585 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11586 ./collect-ld if it already exists.
11587 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11588 Don't remove ./nm if it already exists.
11590 2005-07-05 Devang Patel <dpatel@apple.com>
11592 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11593 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11594 * tree-vectorizer.c (vect_loop_location): New.
11595 (vect_print_dump_info): Use vect_loop_location.
11596 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11597 (vectorize_loops): Set vect_loop_location.
11598 * tree-vect-analyze.c (vect_analyze_offset_expr,
11599 vect_determin_vectorization_factor, vect_analyze_operations,
11600 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11601 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11602 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11603 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11604 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11605 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11606 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11607 vect_analyze_loop): Adjust vect_print_dump_info API.
11608 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11609 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11610 vect_finish_stmt_generation, vectorizable_assignment,
11611 vectorizable_operation, vectorizable_store, vectorizable_load,
11612 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11613 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11614 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11615 vect_transform_loop): Same.
11616 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11617 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11620 2005-07-05 Randolph Chung <tausq@debian.org>
11622 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11623 * configure: Regenerate.
11624 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11625 (pa_tls_referenced_p): Declare.
11626 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11627 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11628 (legitimize_tls_address): New.
11629 (hppa_legitimize_address): Handle TLS addresses.
11630 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11631 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11632 (emit_move_sequence): Handle TLS addresses.
11633 (pa_encode_section_info): Call default handler to handle common
11635 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11636 (CONSTANT_ADDRESS_P): Reject TLS operands.
11637 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11638 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11639 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11640 (UNSPEC_TLSLE): Define new constants.
11641 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11642 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11643 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11644 (tie_symbolic_operand, tle_symbolic_operand): New
11646 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11648 * aclocal.m4: Update macros for autoconf 2.59 style.
11649 * configure.ac: Likewise.
11651 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11653 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11654 (function_arg): Pass small aggregates in general registers on 32-bit
11656 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11658 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11660 * Makefile.in (final.o): Fix dependencies.
11662 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11666 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11667 * langhooks.c (lhd_expr_to_decl): New.
11668 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11670 (LANG_HOOKS_INITIALIZER): Update.
11671 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11672 expr_to_decl langhook.
11673 * c-tree.h (c_expr_to_decl): Declare.
11674 * c-typeck.c (c_expr_to_decl): New.
11675 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11677 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11679 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11682 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11683 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11685 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11687 * Makefile.in: Adjust dependencies.
11688 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11689 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11690 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11691 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11692 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11693 rest_of_compilation.
11695 * bb-reorder.c (gate_duplicate_computed_gotos,
11696 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11697 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11698 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11699 pass_partition_blocks): New.
11700 * bt-load.c (gate_handle_branch_target_load_optimize,
11701 rest_of_handle_branch_target_load_optimize,
11702 pass_branch_target_load_optimize): New.
11703 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11705 * cfglayout.c (pass_insn_locators_initialize): New.
11706 * cfgrtl.c (pass_free_cfg): New.
11707 * combine.c (gate_handle_combine, rest_of_handle_combine,
11708 pass_combine): New.
11709 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11710 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11711 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11712 * except.c (pass_set_nothrow_function_flags,
11713 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11715 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11716 rest_of_handle_shorten_branches, pass_shorten_branches,
11717 rest_of_clean_state, pass_clean_state): New.
11718 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11719 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11720 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11722 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11723 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11724 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11725 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11727 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11728 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11729 pass_rtl_ifcvt, gate_handle_if_after_combine,
11730 rest_of_handle_if_after_combine, pass_if_after_combine,
11731 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11732 pass_if_after_reload): New.
11733 * integrate.c (pass_initial_value_sets): New.
11734 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11735 pass_purge_lineno_notes): New.
11736 * mode-switching.c (rest_of_handle_mode_switching,
11737 pass_mode_switching): New.
11738 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11739 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11741 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11742 pass_loop_optimize): New.
11743 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11745 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11747 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11748 pass_postreload_cse): New.
11749 * profile.c (gate_handle_profiling, pass_profiling,
11750 rest_of_handle_branch_prob, pass_branch_prob): New.
11751 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11752 pass_split_before_regstack, gate_handle_split_before_regstack,
11753 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11754 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11755 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11756 pass_stack_regs): New.
11757 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11758 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11759 pass_stack_adjustments): New.
11760 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11761 pass_regrename): New.
11762 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11763 pass_delay_slots, gate_handle_machine_reorg,
11764 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11765 * rtl.h (extern void purge_line_number_notes): New.
11766 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11767 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11769 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11771 * value-prof.c (gate_handle_value_profile_transformations,
11772 rest_of_handle_value_profile_transformations,
11773 pass_value_profile_transformations): New.
11774 * var-tracking.c (gate_handle_var_tracking,
11775 pass_variable_tracking): New.
11776 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11778 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11779 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11780 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11781 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11782 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11783 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11784 rest_of_handle_gcse2, rest_of_handle_regmove,
11785 rest_of_handle_tracer, rest_of_handle_if_conversion,
11786 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11787 rest_of_handle_web, rest_of_handle_branch_prob,
11788 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11789 rest_of_handle_jump_bypass, rest_of_handle_combine,
11790 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11791 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11792 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11793 rest_of_handle_mode_switching, rest_of_handle_jump,
11794 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11795 rest_of_handle_flow2, rest_of_handle_jump2,
11796 rest_of_handle_peephole2, rest_of_handle_postreload,
11797 rest_of_handle_shorten_branches, rest_of_clean_state,
11798 rest_of_compilation): Remove.
11800 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11801 * passes.c (dump_flags, in_gimple_form, all_passes,
11802 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11803 register_dump_files, next_pass_1, last_verified, execute_todo,
11804 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11805 from tree-optimize.c.
11806 (init_optimization_passes): Moved from tree-optimize.c,
11807 adding the RTL optimizations.
11808 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11809 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11810 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11811 register_dump_files, next_pass_1, last_verified, execute_todo,
11812 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11813 init_tree_optimization_passes, ipa_passes): Delete.
11814 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11816 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11817 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11819 (ipa_passes): Remove.
11820 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11821 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11822 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11823 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11824 (dump_info_p, dump_flag): Moved to tree-dump.h.
11826 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11828 * passes.c (finish_optimization_passes): Use dump_begin
11829 and dump_end, TDI_end.
11830 (gate_rest_of_compilation): New.
11831 (pass_rest_of_compilation): Use it.
11832 (gate_postreload, pass_postreload): New.
11833 * toplev.c (general_init): Rename init_tree_optimization_passes.
11834 * toplev.h (init_tree_optimization_passes): Rename to
11835 init_optimizations_passes.
11836 * tree-dump.c (dump_flag): Make static.
11837 (dump_files): Remove RTL dumps.
11838 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11839 pass_cleanup_cfg, pass_free_cfg_annotations,
11840 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11841 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11842 * tree-pretty-print.c: Include tree-pass.h.
11843 * cgraph.c: Include tree-dump.h.
11845 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11847 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11848 Only fall back to saying it points to readonly memory if
11849 we can't do better.
11851 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11853 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11854 * config/m32r/m32r.c (m32r_compute_frame_size,
11855 m32r_expand_prologue): Take current_function_profile into
11856 account whenever we reference
11857 current_function_uses_pic_offset_table.
11858 (m32r_finalize_pic): Remove.
11859 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11861 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11863 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11864 instead of $<. Don't remove ./as if it already exists.
11866 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11869 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11870 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11871 for complex modes when generating code for PA 1.0.
11872 (VALID_FP_MODE_P): New macro.
11873 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11874 sets for all general and floating point modes. Align wide floating
11875 point modes to even register boundaries to comply with architectural
11877 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11878 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11879 (VALID_FP_MODE_P): New macro.
11880 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11881 sets for all general and floating point modes. Align wide floating
11882 point modes to even register boundaries to comply with architectural
11885 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11887 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11890 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11892 * tree-ssa-structalias.c: Don't include expr.h.
11894 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11896 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11899 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11901 Fix PR tree-optimization/22279
11903 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11906 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11908 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11910 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11912 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11913 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11914 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11915 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11916 config/stormy16/stormy16.c, config/v850/v850.c,
11917 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11918 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11919 Avoid "." or "\n" at end of diagnostics and capital letters at
11920 start of diagnostics.
11921 * combine.c, cse.c: Don't translate dump file output.
11922 * toplev.c (print_version): Only translate output if going to
11925 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11927 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11928 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11931 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11933 * pa.c (fix_range): Fix typo in comment.
11935 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11937 * tree-vrp.c (extract_range_from_assert): Replace
11938 fold (build (...)) with fold_build2.
11940 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11942 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11943 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11944 (format_types_orig, handle_format_attribute): Add support for
11947 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11949 * varasm.c (assemble_variable): Fix format specifier thinko.
11951 2005-07-03 Ira Rosen <irar@il.ibm.com>
11953 PR tree-optimization/22029 (and 22135)
11954 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11955 a phi node before calling dump_vops.
11957 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11959 * tree-dump.h (dump_string_field): Declare.
11960 * tree-dump.c: Use it instead of dump_string.
11961 (dump_string_field): Make non-static.
11963 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11965 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11966 up the minimal CFG stuff always when optimize > 0. Call
11967 split_all_insns_noflow in PIC case if needed.
11969 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11970 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11973 * c-decl.c (c_write_global_declarations): Dump contents of
11975 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11976 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11977 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11978 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11981 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11983 * c-common.h (GCC_DIAG_STYLE): Define.
11984 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11985 version for format checking to 4.1.
11986 * c-format.c: Include toplev.h after c-common.h.
11987 (enum format_type): Add gcc_tdiag_format_type.
11988 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11989 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11990 (format_types_orig): Add gcc_tdiag.
11991 (init_dynamic_diag_info): Support gcc_tdiag formats.
11992 (handle_format_attribute): Likewise.
11993 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11994 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11995 version for format checking to 4.1.
11996 (warning0, warning, error, pedwarn, sorry): Use
11997 ATTRIBUTE_GCC_DIAG.
11998 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11999 (finish_aliases_1): Do not use %qE.
12000 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12001 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12002 Correct format bugs.
12003 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12004 parameter to unsigned HOST_WIDE_INT.
12005 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12007 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12009 PR middle-end/21742
12010 * expr.c (write_complex_part): Use adjust_address for MEM.
12011 (read_complex_part): Same.
12013 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12015 Fix PR tree-optimization/22280
12017 * tree-sra.c (generate_element_init): Remove useless loop.
12019 2005-07-02 Richard Henderson <rth@redhat.com>
12021 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12023 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12025 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12027 PR middle-end/14490
12028 * fold-const.c (fold_binary): Handle the return value of
12029 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12030 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12032 2005-07-02 Jeff Law <law@redhat.com>
12034 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12035 a eliminate type conversion which feeds an equality comparison
12036 if the original type or either operand in the comparison is a
12039 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12041 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12042 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12044 * config/avr/avr.c: Do not use '`' as left quote.
12045 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12046 Remove "." from end of diagnostics. Make diagnostics start with
12049 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12050 Joseph S. Myers <joseph@codesourcery.com>
12052 * toplev.c (default_tree_printer): Handle setting location with
12054 * c-objc.common.c (c_tree_printer): Likewise.
12055 * c-format.c (gcc_diag_flag_specs): Add '+'.
12056 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12057 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12059 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12060 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12061 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12062 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12063 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12064 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12065 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12066 format arguments where %J is used without %D.
12068 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12070 * gcc.c (LINK_SSP_SPEC): Define.
12071 (link_ssp_spec): New variable.
12072 (LINK_COMMAND_SPEC): Add %(link_ssp).
12073 (static_specs): Add link_ssp_spec.
12074 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12075 * configure: Rebuilt.
12076 * config.in: Rebuilt.
12078 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12079 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12080 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12081 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12082 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12083 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12084 -0x7008(2) instead of reading __stack_chk_guard variable.
12085 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12087 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12088 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12089 if TARGET_THREAD_SSP_OFFSET is defined.
12090 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12091 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12094 2005-06-27 Richard Henderson <rth@redhat.com>
12095 * libgcc-std.ver (GCC_4.1.0): New.
12096 * libgcc.h (__stack_chk_guard): Declare.
12097 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12098 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12099 * mklibgcc.in (lib2funcs): Add them.
12101 2005-07-01 Richard Henderson <rth@redhat.com>
12103 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12104 void * before struct sigcontext *.
12105 (x86_fallback_frame_state): Likewise.
12107 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12109 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12111 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12114 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12115 we check for SSA_NAME for.
12117 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12119 Fix PR tree-optimization/22071
12121 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12123 (get_constraint_for_component_ref): Use it.
12125 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12128 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12129 print out the last new line.
12131 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12133 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12134 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12135 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12136 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12137 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12138 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12139 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12140 (enum reg_class): New member CC0_REGS.
12141 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12142 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12143 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12144 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12145 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12146 Adjust for register now described.
12148 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12151 * config/i386/i386.md (stack_protect_test_si,
12152 stack_protect_test_di): Add earlyclobber for scratch 3.
12153 * config/rs6000/rs6000.md (stack_protect_testsi,
12154 stack_protect_testdi): Add earlyclobber for scratch 3,
12155 remove earlyclobber from scratch 4.
12157 Older entries for 2005 can be found in ChangeLog-2005.