1 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
2 Janis Johnson <janis187@us.ibm.com>
3 Ben Elliston <bje@au.ibm.com>
5 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
6 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
7 * target.h (struct gcc_target): Add decimal_float_supported_p.
8 * targhooks.c (default_scalar_mode_supported_p): Handle
10 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
11 of inf, nan, finite, isinf and isnan.
12 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
13 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
14 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
15 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
16 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
17 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
18 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
19 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
20 Pedwarn if decimal floating point types are used. Error if
21 decimal floating point is not supported by the target.
22 (finish_declspecs): Return type from DFP typespec_word.
23 * c-typeck.c (c_common_type): Choose the decimal floating point
24 type with the greater precision when determining a common type.
25 (convert_arguments): Warn if there is a mismatch between argument
26 and prototype for decimal float types. Warn of conversions with
27 binary float types and of precision narrowing due to prototype.
28 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
29 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
30 (c_token_starts_declspecs): Likewise.
31 (c_parser_attributes): Likewise.
32 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
33 RID_DFLOAT64, RID_DFLOAT128.
34 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
35 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
36 (shorten_compare): Convert DFP/BFP operands to a common type.
37 (c_common_modes_and_builtins): Register built-in decimal float
38 types if the target supports them.
39 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
40 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
41 inf, nan, finite, isinf and isnan builtins.
42 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
43 (builtin_define_float_constants): Assert non-decimal radix.
44 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
45 Call builtin_define_decimal_float_constants for each type.
46 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
47 flags. Use real_from_string3, which can handle binary or decimal
49 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
50 cts_dfloat64, cts_dfloat128.
51 * tree.c (build_common_tree_nodes_2): Add decimal float types.
52 * tree.h (enum tree_index): Add new enumeration values
53 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
54 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
55 (dfloat32_type_node): New macro.
56 (dfloat64_type_node, dfloat128_type_node): Likewise.
57 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
58 (dfloat128_ptr_type_node): Likewise.
59 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
60 bit decimal floating point types with "df", "dd" and "dl".
61 * c-format.h (enum format_lengths): Add new enumeration values
62 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
63 * c-format.c (printf_length_specs, scanf_length_specs): Add
65 (print_char_table, scan_char_table): Use new entries.
66 (asm_fprintf_char_table, gcc_diag_char_table,
67 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
69 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
70 (DECIMAL64_TYPE_SIZE): Likewise.
71 (DECIMAL128_TYPE_SIZE): Likewise.
72 (TARGET_DEC_EVAL_METHOD): Likewise.
73 * doc/extend.texi (Decimal Float): New node.
74 (Constructing Calls): Document decimal float built-ins.
75 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
76 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
77 * ginclude/decfloat.h: New file.
79 2005-12-16 Alan Modra <amodra@bigpond.net.au>
81 * reload.c (find_reloads): Fix comment typo.
82 * recog.h (recog_memoized): Correct comment.
84 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
86 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
87 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
88 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
89 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
90 * doc/invoke.texi, doc/tm.texi: Fix typos.
92 2005-12-16 Ben Elliston <bje@au.ibm.com>
94 * real.c (decimal_quad_format): Correct values for emin, emax.
96 2005-12-15 DJ Delorie <dj@redhat.com>
98 * config/m32c/predicates.md (m32c_psi_scale): New.
99 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
100 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
102 2005-12-16 Jan Hubicka <jh@suse.cz>
104 PR rtl-optimization/25224
105 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
108 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
109 Steven Bosscher <stevenb@suse.de>
111 * loop-invariant.c (df): New global variable.
112 (find_defs, check_dependencies, find_invariant_insn, record_uses,
113 find_invariants_bb, find_invariants_body, find_invariants,
114 find_invariants_to_move, move_invariants, free_inv_motion_data,
115 move_single_loop_invariants, move_loop_invariants): Do not pass df in
118 2005-12-15 Jakub Jelinek <jakub@redhat.com>
120 * varasm.c (default_unique_section_1): Use special section
121 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
123 2005-12-16 Ben Elliston <bje@au.ibm.com>
125 * doc/invoke.texi (Warning Options): Document -Walways-true being
128 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
131 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
132 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
133 __floatunditf): Use #error if type sizes don't match requirements
135 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
136 as wider floating-point type. Use #error if type sizes don't
137 match requirements of implementation. Avoid overflow in computing
138 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
139 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
140 (__floatundisf, __floatundidf): Likewise.
141 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
142 * config/ia64/ia64.c (ia64_init_libfuncs): Use
143 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
144 TFmode-TImode conversions.
145 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
147 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
149 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
150 Use builtin_define_with_int_value() instead of
151 adding a new check for every new major FreeBSD version.
153 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
155 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
157 2005-12-15 Richard Sandiford <richard@codesourcery.com>
159 * config/arm/predicates.md (call_memory_operand): New.
160 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
162 2005-12-15 Andrew Haley <aph@redhat.com>
164 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
165 against prev_cache_entry == NULL when moving a cache entry to the
168 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
170 * config/mt/mt.c (mt_override_options): Require lower case
171 architectures. Revert accidental default to ms2.
172 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
173 ENDFILE_SPEC): Require lower case architectures. Revert default
176 * doc/invoke.texi (MT Options): Rename and update.
177 * doc/md.texi (MorphoTech family): Rename and update.
179 2005-12-15 Olivier Hainque <hainque@adacore.com>
181 * stor-layout.c (layout_type): Don't complain about a too small
182 an array element type size compared to its alignment when the
185 2005-12-15 Jan Hubicka <jh@suse.cz>
188 * i386.c (classify_argument): Properly adjust offset of bitfield for
191 2005-12-15 Richard Sandiford <richard@codesourcery.com>
193 * final.c (final_scan_insn): Flip in_cold_section_p when changing
194 between the hot and cold sections. Use current_function_section
195 to get the new section.
196 * dwarf2out.c (output_line_info): Use in_cold_section_p to
197 determine whether we are assembling hot or cold code.
198 (secname_for_decl, dwarf2out_var_location): Likewise.
199 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
200 * varasm.c (last_text_section): Delete.
201 (in_cold_section_p): New variable.
202 (hot_function_section): New function.
203 (current_function_section): Pass in_cold_section_p as the
204 reloc argument to select_section. Use it to decide between
205 unlikely_function_section and hot_function_section.
206 (assemble_start_function): Use switch_to_section. Set
207 in_cold_section_p instead of last_text_section.
208 (assemble_end_function): Use switch_to_section.
209 (switch_to_section): Don't set last_text_section.
210 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
211 argument to make the right choice between hot and cold sections.
213 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
215 Second part of MS1->MT renaming
216 * config/mt/mt.md (doloop_end): Call mt_add_loop.
217 (movqi, movhi): Call mt_set_memflags.
218 (*movdf_internal): Call mt_split_words.
219 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
221 (cmpsi): Store to mt_compare_op[01].
222 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
223 bungt, bunle, bunlt): Call mt_emit_cbranch.
224 (prologue): Call mt_expand_prologue.
225 (epilogu): Call mt_expend_epilogue.
226 (eh_return): Call mt_expand_eh_return.
227 (eh_epilogue): Call me_emit_eh_epilogue.
228 (conditional_trap): Store to mt_compare_op[01].
229 * config/mt/crti.asm: Adjust comment.
230 * config/mt/crtn.asm: Adjust comment.
231 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
232 (mt_compare_op0, mt_compare_op1): Renamed.
233 (current_frame_info, zero_frame_info): Adjust type.
234 (mt_ucmpsi3_libcall): Renamed.
235 (mt_flag_delayed_branch): Renamed.
236 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
237 (mt_nops_required, mt_nop_reasons): Renamed.
238 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
239 mt_debug_stack, mt_print_operand_simple_address,
240 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
241 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
242 mt_function_arg_advance, mt_arg_partial_bytes,
243 mt_pass_by_reference, mt_function_arg_boundary,
244 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
245 mt_legitimate_address_p): Renamed, adjusted.
247 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
248 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
249 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
250 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
251 mt_expand_eh_return, mt_emit_eh_prologue,
252 mt_handl_interrupt_attribute): Renamed, adjusted.
253 (mt_attribute_table): Renamed, adjusted.
254 (mt_initial_elimination_offset, mt_generate_compare,
255 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
256 mt_secondary_reload_class, mt_function_value, mt_split_words,
257 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
258 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
259 (mt_labels): Renamed.
260 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
261 mt_machine_reorg): Renamed, adjusted.
262 (mt_attribute_table: Renamed.
263 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
264 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
265 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
266 * config/mt/mt.opt (march): Set mt_cpu_string.
267 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
268 (TARGET_CPU_CPP_BUILTINS): Adjust.
269 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
271 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
272 (MT_MIN_INT): Renamed.
273 (RETURN_ADDR_RTX): Adjust.
274 (struct mt_frame_info): Renamed.
275 (current_frame_info): Adjust type.
276 (INITIAL_ELIMINATION_OFFSET): Adjust.
277 (MT_NUM_ARG_REGS): Renamed.
278 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
279 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
280 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
281 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
282 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
283 (mt_compare_op0, mt_compare_op1): Renamed.
284 * config/mt/mt-protos.h: Rename prototypes.
286 2005-12-15 Richard Guenther <rguenther@suse.de>
288 * tree-flow.h (okay_component_ref_for_subvars): Remove.
289 (get_ref_base_and_extent): Declare.
290 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
291 (get_ref_base_and_extent): New function.
292 * tree-ssa-alias.c (find_used_portions): Use it.
293 * tree-ssa-structalias.c (get_constraint_for_component_ref):
295 * tree-ssa-operands.c (get_expr_operands): Likewise.
297 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
299 * combine.c: Remove force_to_mode's fourth parameter.
300 (force_to_mode): Do not handle REG.
301 (canon_reg_for_combine): New.
302 (make_field_assignment): Use it where the removed argument was non-NULL.
304 2005-12-15 Alan Modra <amodra@bigpond.net.au>
307 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
308 error_mark_node. Make alignment params unsigned.
309 * config/rs6000/rs6000-protos.h
310 (rs6000_special_round_type_align): Update prototype.
311 (rs6000_machopic_legitimize_pic_address): Remove arg names.
313 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
315 PR rtl-optimization/25310
316 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
317 of the eliminable register when substituting into a PLUS.
319 2005-12-14 Jakub Jelinek <jakub@redhat.com>
322 * config/i386/i386.c (ix86_force_to_memory): Always use
323 SImode push for HImode in -m32.
324 (ix86_free_from_memory): Likewise.
326 2005-12-14 Richard Sandiford <richard@codesourcery.com>
328 * gcc/config/arm/arm.md: Provide a big-endian version of the
329 (zero_extend:SI (subreg:QI ...)) splitter.
331 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
333 * struct-equiv.c (note_local_live): Handle hard regs with different
336 2005-12-14 Jeff Law <law@redhat.com>
338 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
339 to a structure containing state rather than a pointer to bool.
340 (case ARRAY_REF): New code to handle folding some array references.
341 (case ADDR_EXPR): Note when we are processing expressions found
342 within an ADDRE_EXPR.
343 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
344 for state variables rather than just a pointer to a boolean.
345 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
346 handling of constant string references.
348 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
350 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
351 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
352 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
353 Move other tst* patterns to retain partial order.
355 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
357 * config/s390/s390.md ("d0", "1"): New mode attributes.
358 ("<shift>di3", "<shift>si3"): Merge.
359 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
360 ("ashrdi3", "ashrsi3"): Merge.
361 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
362 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
363 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
364 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
365 ("*ashrdi3", "*ashrsi3"): Merge.
366 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
368 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
370 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
371 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
372 ("*extendqidi2", "*extendqisi2") Merge.
373 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
374 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
375 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
376 Move some patterns to retain partial ordering.
378 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
380 * config/s390/s390.md ("atype", "length"): Rewrite.
381 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
383 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
385 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
387 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
389 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
390 PARALLELs with a mode.
392 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
394 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
397 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
399 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
401 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
405 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
408 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
410 2005-12-14 Jakub Jelinek <jakub@redhat.com>
414 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
415 DECL_P, call get_section rather than get_named_section. Supply
418 2005-12-14 Ben Elliston <bje@au.ibm.com>
420 * c-common.c (c_common_truthvalue_conversion): Generalise warning
421 for addresses converted to booleans; not just function addresses.
422 * c-typeck.c (build_binary_op): Warn for address comparisons which
423 can never be NULL (eg. func == NULL or &var == NULL).
424 * common.opt (Walways-true): New option.
425 * c-opts.c (c_common_handle_option): Set it with -Wall.
426 * doc/invoke.texi: Document it.
428 2005-12-13 Paul Brook <paul@codesourcery.com>
430 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
431 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
433 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
435 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
436 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
438 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
439 (EXTRA_MULTILIB_PARTS): Define.
441 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
443 PR rtl-optimization/20070 / part1
444 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
445 count_or_remove_death_notes with kill == -1.
446 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
447 registers if PROP_POST_REGSTACK is set.
448 (mark_used_reg): Likewise.
449 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
450 REG_UNUSED notes for stack regs.
451 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
452 to match rtx_equiv_p machinery. Change caller.
453 (outgoing_edges_match): Likewise.
454 (try_crossjump_to_edge): Use struct_equiv_block_eq
455 instead of flow_find_cross_jump.
456 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
457 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
458 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
459 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
460 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
461 (insns_match_p): Update prototype.
462 (flow_find_cross_jump): Remove prototype.
463 (struct_equiv_block_eq, struct_equiv_init): Declare.
464 (rtx_equiv_p, condjump_equiv_p): Likewise.
465 * struct-equiv.c: Include reload.h.
466 (IMPOSSIBLE_MOVE_FACTOR): Define.
467 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
468 (struct_equiv_improve_checkpoint): Likewise.
469 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
470 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
471 (struct_equiv_merge, find_dying_input): Likewise.
472 (resolve_input_conflict, note_local_live): Likewise.
473 (death_notes_match_p): Change parameters and processing
474 to match rtx_equiv_p machinery. Change caller.
475 (insns_match_p): Likewise.
476 (flow_find_cross_jump): Replace with:
477 (struct_equiv_block_eq).
479 Back out this change:
480 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
481 * recog.c (verify_changes): Make it static.
482 * recog.h: Remove the corresponding prototype.
484 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
486 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
489 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
491 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
492 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
493 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
494 TARGET_MS1_64_001 appropriately.
495 (ms1_machine_reorg): Use TARGET_MS2.
497 2005-12-13 Jakub Jelinek <jakub@redhat.com>
501 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
502 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
503 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
504 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
505 Set mode to SI, adjust constraints.
506 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
507 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
510 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
512 * c-cppbuiltin.c (builtin_define_float_constants): Add
513 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
514 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
515 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
516 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
517 to "((double)%sL)" otherwise "%s".
519 2005-12-13 Paul Brook <paul@codesourcery.com>
521 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
524 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
526 * tree-flow.h: Allow compilation with a C++ compiler.
527 (struct edge_prediction): Prefix all field names with "ep_".
528 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
529 (tree_predict_edge, combine_predictions_for_bb): Likewise.
530 (remove_predictions_associated_with_edge): Likewise.
532 2005-12-12 Jeff Law <law@redhat.com>
534 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
536 * passes.c (init_optimization_passes): Run reassociation again
537 after loop optimizations.
539 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
541 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
543 (optimize_stmt): Ditto.
544 (canonicalize_comparison): New function.
545 * tree-ssa-operands.c (swap_tree_operands): Make external.
546 (get_expr_operands): Stop auto-canonicalization.
547 * tree-ssa-reassoc.c: Rewrite.
548 (init_optimization_passes):
549 * tree-flow.h (swap_tree_operands): Prototype.
550 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
552 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
554 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
555 indicate function epilogue has been output.
556 (pa_asm_output_mi_thunk): Likewise.
557 (output_deferred_plabels): Put plabels in readonly data section when
558 not generating PIC code.
559 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
560 information. Add assert.
561 (som_output_comdat_data_section_asm_op): New function.
562 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
563 instead of output_section_asm_op for COMDAT sections.
565 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
567 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
568 Fix whitespace in vincinity of to-be-installed changes.
569 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
570 (insns_match_p): Likewise.
572 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
574 * config.gcc (ms1): Replace with ...
576 * config/ms1: Rename to ...
577 * config/mt: ... here. Rename ms1 files to mt.
578 * config/mt/mt.c: Adjust gt-mt.h #include.
579 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
580 (crti.o, crtn.o): Adjust file names.
582 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
584 * varray.h: Allow compilation with a C++ compiler.
585 (union varray_data_tag): Prefix all field names with "vdt_".
586 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
587 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
588 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
589 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
590 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
591 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
592 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
593 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
594 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
595 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
596 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
597 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
598 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
599 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
600 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
601 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
602 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
603 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
604 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
605 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
606 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
607 VARRAY_TOP_TREE_PTR): Likewise.
608 * varray.c (varray_grow): Likewise.
609 (varray_clear): Likewise.
611 2005-12-12 Alan Modra <amodra@bigpond.net.au>
614 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
615 alignment to doubleword if the first field is a double array.
616 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
618 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
620 * tree-ssa-structalias.c (process_constraint): Remove code to
621 transform addressofs into scalar.
622 (create_variable_info_for): In whole-program IPA, globals don't
623 point to ANYTHING by default.
625 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
627 * timevar.def (TV_IPA_PTA): New.
628 * tree-pass.h (pass_ipa_pta): New
629 * tree-ssa-structalias.c: Include cgraph.h
631 (predbitmap_obstack): New.
632 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
633 (struct constraint_stats): Add num_edges.
634 (new_var_info): Don't call bitmap_clear.
635 (struct constraint_edge): Update docs.
636 (new_constraint_edge): Remove src param.
637 (struct constraint_graph): Add zero_weight_succs,
638 zero_weight_preds. Update docs.
639 (constraint_expr_equal): Reformat.
640 (constraint_edge_equal): Update for removal of src.
641 (constraint_edge_less): Ditto.
642 (constraint_edge_vec_find): Ditto.
643 (erase_graph_self_edge): Update for removal of src and and zero
645 (clear_edges_for_node): Ditto.
646 (add_graph_edge): Ditto.
647 (get_graph_weights): Ditto.
648 (allocate_graph_weights): Ditto.
649 (merge_graph_nodes): Ditto.
650 (int_add_graph_edge): Ditto.
651 (valid_graph_edge): Ditto.
652 (valid_weighted_graph_edge): Ditto.
653 (build_constraint_graph): Ditto.
655 (collapse_nodes): Ditto.
656 (process_unification_queue): Ditto.
658 (solve_graph): Ditto.
659 (do_structure_copy): Ditto.
660 (perform_var_substitution): Ditto.
661 Init and release obstack.
662 (handle_ptr_arith): Try to resolve directly.
663 (find_func_aliases): Don't call update_alias_info here
664 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
665 (do_sd_constraint): Add code for propagating faster.
667 (do_ds_constraint): Ditto.
668 (count_num_arguments): New function.
669 (create_function_info_for): Ditto.
670 (create_variable_info_for): Handle FUNCTION_DECL.
671 (intra_create_variable_infos): Use make_constraint_to_anything.
672 (init_alias_vars): Init obstacks here.
673 (need_to_solve): Handle zero weight graph changes.
674 (compute_points_to_sets): Call update_alias_info here.
675 (delete_points_to_sets): Free zero weight preds/succs here.
677 (ipa_pta_execute): New
679 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
681 * tree-ssa-structalias.c (var_anyoffset): Removed.
682 (anyoffset_tree): Ditto.
683 (anyoffset_id): Ditto.
684 (do_deref): Take vector of constraints, no return value.
685 Update to work on vector.
686 (get_constraint_for): Ditto.
687 (get_constraint_for_component_ref): Ditto.
688 (do_structure_copy): Ditto.
689 (handle_ptr_arith): Ditto.
690 (find_func_aliases): Ditto.
691 (set_uids_in_ptset): Remove anyoffset handling.
692 (init_base_vars): Ditto.
694 2005-12-10 Mark Mitchell <mark@codesourcery.com>
697 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
698 DECL_EXTERNAL functions have no bodies. Tidy.
700 2005-12-10 Andreas Schwab <schwab@suse.de>
702 * except.c (switch_to_exception_section): Only define if
703 TARGET_UNWIND_INFO is not defined.
705 2005-12-10 Richard Sandiford <richard@codesourcery.com>
707 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
708 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
710 2005-12-10 Richard Sandiford <richard@codesourcery.com>
712 * output.h (init_section, fini_section): Delete.
713 * varasm.c (init_section, fini_section): Delete.
714 (init_varasm_once): Don't initialize them.
715 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
716 there are no corresponding varasm.c variables.
718 2005-12-10 Richard Sandiford <richard@codesourcery.com>
720 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
721 of EH_FRAME_SECTION_NAME into...
722 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
724 * except.c (default_exception_section): Delete, moving most
726 (switch_to_exception_section): ...this new function. Set
727 exception_section if it is still null, then switch to it.
728 (output_function_exception_table): Use switch_to_exception_section.
729 * varasm.c (exception_section, eh_frame_section): Update comments.
730 (get_section): Hoist use of SECTION_NAMED.
731 (init_varasm_once): Don't set exception_section and eh_frame_section.
732 * output.h (default_exception_section): Delete.
733 (default_eh_frame_section): Delete.
735 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
737 * config/bfin/bfin.c: Include "cgraph.h".
738 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
739 Return the reg that holds the pointer to the GOT.
740 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
741 doing stack checking.
743 2005-12-09 Diego Novillo <dnovillo@redhat.com>
745 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
746 recompute_tree_invarant_for_addr_expr.
747 Update uses everywhere.
749 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
751 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
752 (MULTILIB_DIRNAMES): Define.
754 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
757 * config/s390/s390.c (struct s390_address): New field literal_pool.
758 (s390_decompose_address): Compute literal_pool field. Do not
759 assume register %r13 is always (and solely) used as pool base.
760 (s390_extra_constraint_str): Use literal_pool field.
762 2005-12-09 Thiemo Seufer <ths@networkno.de>
764 * config/mips/mips.c (override_options): Don't allow too small
765 integers in FP registers.
767 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
769 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
770 targetm.binds_local_p to check for local function calls.
772 2005-12-09 Alan Modra <amodra@bigpond.net.au>
775 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
776 call_used_regs can't be used to save reg in another reg.
778 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
779 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
781 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
783 * except.c (output_ttype): Likewise.
784 * tree-object-size.c (collect_object_sizes_for): Likewise.
785 (check_for_plus_in_loops_1): Likewise.
786 (check_for_plus_in_loops): Likewise.
787 (compute_object_sizes): Use gcc_unreachable instead of abort.
789 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
791 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
792 (loop_end, loop_init, doloop_end): New insns.
793 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
794 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
795 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
796 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
797 * config/ms1/ms1.c: #include basic-block.h
798 (struct machine_function): Add has_loops field.
800 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
801 (struct loop_info, struct loop_work): New.
802 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
803 (ms1_reorg_loops): New loop optimization.
804 (ms1_machine_reorg): Call it.
805 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
807 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
809 PR tree-optimization/25248
810 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
811 evolution_of_loop from the failed attempt. Remove handling
814 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
816 * tree.h (DECL_EXTERNAL): Clarify documentation.
818 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
819 Jakub Jelinek <jakub@redhat.com>
822 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
823 argument. Don't drop outer ANDs.
824 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
825 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
827 * config/s390/predicates.md (setmem_operand): Remove.
828 (shift_count_operand): Rename to...
829 (shift_count_or_setmem_operand): ... this. Adjust
830 s390_decompose_shift_count caller.
831 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
832 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
833 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
834 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
835 rotl<mode>3_and, setmem_long_and): New insns.
836 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
837 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
838 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
839 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
840 of shift_count_operand.
841 (setmem_long): Use shift_count_or_setmem_operand instead of
844 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
845 Andreas Tobler <a.tobler@schweiz.ch>
847 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
850 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
852 * expr.c (force_operand): Use convert_to_mode for conversions.
854 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
856 * reload.h (reg_equiv_invariant): Declare.
857 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
858 register also when reg_equiv_invariant[R] is set.
860 2005-12-07 Richard Sandiford <richard@codesourcery.com>
861 Andreas Tobler <a.tobler@schweiz.ch>
863 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
865 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
867 * tree-ssa-pre.c (bitmap_set_and): New function.
868 (bitmap_set_and_compl): New function.
869 (bitmap_set_empty_p): New function.
870 (insert_extra_phis): New function.
871 (compute_avail): Use insert_extra_phis.
873 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
875 * config/s390/s390.c (s390_expand_atomic): New function.
876 Adjust comment of helper functions.
877 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
878 * config/s390/s390.md ("ATOMIC"): New code macro.
879 ("atomic"): Corresponding new code attribute.
880 ("sync_lock_test_and_set[hq]i",
881 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
883 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
885 * config/s390/s390.c (s390_expand_mask_and_shift,
886 struct alignment_context, init_alignment_context,
887 s390_expand_cs_hqi): New.
888 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
889 * config/s390/s390.md ("sync_compare_and_swaphi",
890 "sync_compare_and_swapqi"): New pattern.
892 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
894 Fix PR tree-optimization/25291
895 * tree-ssa-operands.c (add_call_clobber_ops): Remove
896 redundant and crashing check.
898 2005-12-08 Alan Modra <amodra@bigpond.net.au>
901 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
902 tests further when !strict && reload_in_progress.
903 (print_operand): Check that both operands of indexed address are regs.
904 (print_operand_address): Likewise.
905 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
906 (INT_REG_OK_FOR_BASE_P): Correct.
908 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
910 Preparation for PR rtl-optimization/20070 / part1
911 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
912 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
913 outgoing_edges_match.
914 (outgoing_edges_match): Use condjump_equiv_p.
915 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
917 * struct-equiv.c: New file.
918 (death_notes_match_p) New function, broken out of insns_match_p.
919 * Makefile.in (OBJS-common): Add struct-equiv.o.
920 (struct-equiv.o): New target.
922 2005-12-07 Richard Sandiford <richard@codesourcery.com>
924 * coretypes.h: Revert previous change.
925 * config/darwin.h: Revert previous reversion.
926 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
928 2005-12-07 Richard Sandiford <richard@codesourcery.com>
930 * coretypes.h (section): Provide dummy definition for target files.
931 * config/darwin.h: Revert previous change.
933 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
935 * doc/sourcebuild.texi (all.build, install-normal): Remove.
936 * configure.ac: Remove all.build and install-normal from target_list
937 * configure: Regenerate.
938 * Makefile.in (install): Don't depend on install-normal.
940 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
942 * Makefile.in: Document the use of stamps.
944 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
946 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
947 * Makefile.in: Add code to compute some dependencies on s-gtype
948 automatically. Remove the declaration of those dependencies.
950 2005-12-07 Richard Sandiford <richard@codesourcery.com>
952 * gcc/reload.c (push_secondary_reload): Fix typo:
953 s/insn_constraint/scratch_constraint/.
955 2005-12-07 Richard Sandiford <richard@codesourcery.com>
957 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
959 2005-12-07 Richard Sandiford <richard@codesourcery.com>
961 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
962 (alpha_elf_select_rtx_section): Return the selected section rather
963 than emitting assembly code.
964 (alpha_write_linkage): Emit a ".link" directive directly and then
965 set in_section to NULL.
966 (vms_asm_out_constructor): Use switch_to_section.
967 (vms_asm_out_destructor): Likewise.
968 (unicosmk_output_common): Set in_section to NULL instead of calling
969 the dummy common_section function.
970 (unicosmk_text_section): Delete in favor of...
971 (unicosmk_output_text_section_asm_op): ...this new function.
972 (unicosmk_data_section): Delete in favor of...
973 (unicosmk_output_data_section_asm_op): ...this new function.
974 (unicosmk_init_sections): New function.
975 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
976 (unicosmk_output_ssib): Set in_section to NULL instead of calling
977 the dummy ssib_section function.
978 (unicosmk_section_buf): Delete.
979 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
980 (unicosmk_data_section): Delete.
981 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
982 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
983 (SECTION_FUNCTION_TEMPLATE): Delete.
984 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
985 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
986 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
987 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
988 (TARGET_ASM_INIT_SECTIONS): Define.
989 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
990 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
991 (link_section, literals_section): Delete.
992 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
993 set in_section to NULL.
995 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
996 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
997 (COMMON_SECTION): Delete.
998 (TARGET_ASM_INIT_SECTIONS): Define.
999 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1000 the dummy common_section function.
1001 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1002 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1003 between readonly_data_section and text_section to check whether
1004 read-only data is being put in the text section.
1005 (arm_output_function_epilogue): Use switch_to_section.
1006 (arm_elf_asm_constructor): Likewise.
1007 (thumb_call_via_reg): Replace call to in_text_section with
1008 a comparison between in_section and text_section.
1009 (arm_file_end): Use switch_to_section.
1010 (aof_text_section): Delete in favor of...
1011 (aof_output_text_section_asm_op): ...this new function.
1012 (aof_data_section): Delete in favor of...
1013 (aof_output_data_section_asm_op): ...this new function.
1014 (aof_asm_init_sections): New function.
1015 (zero_init_section): Moved from config/arm/aof.h.
1016 (aof_dump_imports, aof_file_start): Use switch_to_section.
1017 * config/arm/arm.h (thumb_call_via_label): Update comment.
1018 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1019 (common_section): Delete.
1020 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1021 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1022 global switch_to_section function instead of the old port-local one.
1023 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1024 (SWITCH_TO_SECTION_FUNCTION): Delete.
1025 (drectve_section): Redefine as a macro.
1026 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1027 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1030 * config/avr/avr.c (progmem_section): New variable.
1031 (avr_output_progmem_section_asm_op): New function.
1032 (avr_asm_init_sections): New function.
1033 (avr_output_addr_vec_elt): Use switch_to_section.
1034 * config/avr/avr.h (progmem_section): Declare.
1035 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1036 (READONLY_DATA_SECTION): Delete.
1037 (TARGET_ASM_INIT_SECTIONS): Define.
1038 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1039 * config/avr/avr-protos.h (progmem_section): Delete.
1041 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1043 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1044 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1046 * config/darwin-sections.def: New file.
1047 * config/darwin.c: Define all sections in darwin-sections.def.
1048 (output_objc_section_asm_op, darwin_init_sections): New functions.
1049 (machopic_output_indirection): Use switch_to_section.
1050 (machopic_select_section): Return the selected section rather than
1051 emitting assembly code. Replace the static function table with
1052 inline conditional expressions. Update the tests of last_text_section
1053 and move them into the FUNCTION_DECL block.
1054 (machopic_select_rtx_section): Return the selected section rather than
1055 emitting assembly code.
1056 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1057 (darwin_file_end): Use switch_to_section.
1058 * config/darwin.h: Use darwin-sections.def to declare sections.
1059 (INIT_SECTION_ASM_OP): Remove empty definition.
1060 (HAS_INIT_SECTION): Define this instead.
1061 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1062 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1063 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1064 (TARGET_ASM_INIT_SECTIONS): Define.
1065 * config/darwin-protos.h (darwin_init_sections): Declare.
1066 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1067 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1068 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1069 (constructor_section, destructor_section, mod_init_section): Delete.
1070 (mod_term_section): Delete.
1071 (darwin_exception_section, darwin_eh_frame_section): Delete.
1072 (machopic_select_section): Return a section.
1073 (machopic_select_rtx_section): Likewise.
1074 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1075 (const_section, const_coal_section, const_data_section): Delete.
1076 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1077 (literal4_section, literal8_section, constructor_section): Delete.
1078 (mod_init_section, mod_term_section, destructor_section): Delete.
1079 (objc_class_section, objc_meta_class_section, objc_category_section)
1080 (objc_class_vars_section, objc_instance_vars_section): Delete.
1081 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1082 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1083 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1084 (objc_symbols_section, objc_module_info_section): Delete.
1085 (objc_image_info_section, objc_protocol_section): Delete.
1086 (objc_string_object_section, objc_constant_string_object_section)
1087 (objc_class_names_section, objc_meth_var_names_section): Delete.
1088 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1089 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1090 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1091 (darwin_exception_section, darwin_eh_frame_section): Delete.
1092 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1094 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1095 (frv_asm_out_destructor): Likewise.
1096 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1097 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1098 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1100 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1101 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1102 (data_section): Delete.
1104 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1105 (DRECTVE_SECTION_FUNCTION): Delete.
1106 (drectve_section): Redefine as a macro that sets in_section after
1107 emitting the directive.
1108 (SWITCH_TO_SECTION_FUNCTION): Delete.
1109 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1110 in_text_section with comparison between in_section and text_section.
1111 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1112 rather than emitting assembly code. Use get_named_section.
1113 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1115 (machopic_output_stub): Use switch_to_section.
1116 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1117 (nwld_named_section_asm_out_destructor): Use get_section and
1120 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1121 rather than emitting assembly code.
1122 (ia64_rwreloc_select_section): Likewise.
1123 (ia64_rwreloc_select_rtx_section): Likewise.
1124 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1125 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1127 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1128 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1130 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1131 section rather than emitting assembly code.
1132 (iq2000_select_section): Likewise.
1133 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1134 (sbss_section): Delete.
1136 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1137 and get_named_section.
1138 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1140 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1141 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1142 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1143 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1145 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1146 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1147 global switch_to_section function instead of the old port-local one.
1148 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1149 (SWITCH_SECTION_FUNCTION): Delete.
1150 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1151 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1152 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1153 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1155 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1156 global switch_to_section function instead of the old port-local one.
1157 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1159 * config/mips/mips.c (mips_file_start): Update comment.
1160 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1161 (mips_output_aligned_decl_common): Use switch_to_section.
1162 (mips_select_rtx_section): Return the section rather than emitting
1163 assembly code. Use get_named_section.
1164 (mips_function_rodata_section: Likewise get_section.
1165 (build_mips16_function_stub): Use switch_to_section.
1166 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1167 (SDATA_SECTION_ASM_OP): Delete.
1168 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1169 (EXTRA_SECTION_FUNCTIONS): Delete.
1171 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1172 (mmix_asm_output_aligned_local): Use switch_to_section.
1174 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1175 (som_one_only_readonly_data_section): New variables.
1176 (pa_output_function_epilogue): Set in_section to NULL instead of
1177 calling forget_section.
1178 (output_deferred_plabels): Use select_section.
1179 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1180 of calling forget_section.
1181 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1182 (pa_asm_output_aligned_local): Use select_section.
1183 (som_text_section_asm_op): Delete in favor of...
1184 (som_output_text_section_asm_op): ...this new function.
1185 (pa_som_asm_init_sections): New function.
1186 (pa_select_section): Return the section rather than emitting
1188 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1189 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1190 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1191 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1192 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1193 (som_readonly_data_section, som_one_only_readonly_data_section)
1194 (som_one_only_data_section, forget_section): Delete.
1195 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1196 (TARGET_ASM_INIT_SECTIONS): Define.
1197 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1199 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1200 (private_data_section, read_only_private_data_section): New variables.
1201 (sdata2_section, toc_section): New variables.
1202 (rs6000_file_start): Use switch_to_section.
1203 (rs6000_assemble_integer): Use comparisons against in_section
1204 instead of calling in_toc_section and in_text_section. Use
1205 unlikely_text_section_p.
1206 (rs6000_elf_output_toc_section_asm_op): New function, derived
1207 from the old rs6000/sysv4.h toc_section function.
1208 (rs6000_elf_asm_init_sections): New function.
1209 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1210 the section rather than emitting assembly code.
1211 (machopic_output_stub): Use switch_to_section.
1212 (toc_section): Delete dummy function.
1213 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1214 switch_to_section and get_section.
1215 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1216 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1217 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1218 the old rs6000/xcoff.h toc_section function.
1219 (rs6000_xcoff_asm_init_sections): New function.
1220 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1221 the section rather than emitting assembly code.
1222 (rs6000_xcoff_file_start): Use switch_to_section.
1223 (rs6000_xcoff_file_end): Likewise.
1224 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1225 (sdata2_section, sbss_section, private_data_section): Delete.
1226 (read_only_data_section, read_only_private_data_section): Delete.
1227 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1228 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1229 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1230 (FINI_SECTION_FUNCTION): Delete.
1231 (TARGET_ASM_INIT_SECTIONS): Define.
1232 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1233 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1234 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1235 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1236 (READONLY_DATA_SECTION): Delete.
1237 (TARGET_ASM_INIT_SECTIONS): Define.
1238 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1239 to NULL rather than no_section.
1240 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1242 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1244 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1245 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1246 from call to current_function_section.
1248 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1249 (bss100_section): New variable.
1250 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1251 (xstormy16_asm_init_sections): New function.
1252 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1253 switch_to_section and get_section.
1254 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1255 from calls to current_function_section.
1256 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1257 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1258 (TARGET_ASM_INIT_SECTIONS): Define.
1259 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1261 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1262 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1263 (FINI_SECTION_FUNCTION): Delete.
1265 * config/v850/v850.c: Include gt-v850.h.
1266 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1267 (zbss_section): New variables.
1268 (v850_output_aligned_bss): Use switch_to_section.
1269 (v850_asm_init_sections): New function.
1270 (v850_select_section): Return the section rather than emitting
1272 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1273 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1274 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1275 (TARGET_ASM_INIT_SECTIONS): Define.
1276 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1277 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1278 (zbss_section): Delete.
1280 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1282 * config/vx-common.h (vxworks_exception_section): Delete.
1283 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1285 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1286 section rather than emitting assembly code.
1287 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1290 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1291 * coretypes.h (section): New union and typedef.
1292 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1293 from call to current_function_section.
1294 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1295 (dbxout_symbol_location): Use switch_to_section.
1296 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1297 most of the code into...
1298 (default_eh_frame_section): ...here. Return a section.
1299 (collect2_eh_frame_section): Delete, moving most of the code into..
1300 (switch_to_eh_frame_section): ...this new function.
1301 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1302 (debug_macinfo_section, debug_line_section, debug_loc_section)
1303 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1305 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1306 eh_frame_section. Use switch_to_section and get_section.
1307 (dwarf2out_begin_prologue): Use switch_to_section.
1308 (AT_string_form): Check the flags in debug_str_section instead of
1309 DEBUG_STR_SECTION_FLAGS.
1310 (output_comp_unit): Use switch_to_section, get_section, and
1312 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1313 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1314 from call to current_function_section.
1315 (dwarf2out_var_location): Use unlikely_text_section_p.
1316 (dwarf2out_source_line): Use switch_to_section. Remove argument
1317 from call to current_function_section.
1318 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1319 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1320 debug_macinfo_section.
1321 (dwarf2out_init): Initialize the new section variables. Use them
1322 instead of calls to named_section_flags. Use switch_to_section.
1323 (output_indirect_string): Use switch_to_section and debug_str_section.
1324 (dwarf2out_finish): Use switch_to_section and the new section
1326 * except.c (default_exception_section): Return the section instead
1327 of emitting assembly code.
1328 (output_function_exception_table): Use the global exception_section
1329 variable instead of the target hook. Use switch_to_section. Remove
1330 argument from call to current_function_section.
1331 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1332 (shorten_branches): Use pointer comparisons to detect whether the
1333 text section is the same as readonly_data_section.
1334 (profile_function): Use switch_to_section. Remove argument from
1335 call to current_function_section.
1336 (final_scan_insn): Likewise. Update use of last_text_section.
1337 * gengtype.c (open_base_files): Add an include of output.h.
1338 * output.h (text_section, data_section, readonly_data_section)
1339 (ctors_section, dtors_section, bss_section, init_section)
1340 (fini_section, sdata_section): Turn into section pointers.
1341 (in_text_section, in_unlikely_text_section, exports_section)
1342 (drectve_section, named_section, mergeable_string_section)
1343 (last_text_section_name): Delete.
1344 (default_exception_section, default_eh_frame_section): Return sections.
1345 (SECTION_DECLARED, SECTION_NAMED): New macros.
1346 (SECTION_MACH_DEP): Bump value.
1347 (section_common, named_section, unnamed_section): New structures.
1348 (unnamed_section_callback): New typedef.
1349 (section): New union.
1350 (sbss_section, exception_section, eh_frame_section): New variables.
1351 (in_section, last_text_section): Turn into section pointers.
1352 (get_unnamed_section, get_section, get_named_section): New functions.
1353 (mergeable_constant_section, function_section): Return a section.
1354 (unlikely_text_section): Likewise.
1355 (current_function_section): Likewise. Remove the decl argument.
1356 (unlikely_text_section_p, switch_to_section): New functions.
1357 (output_section_asm_op): New function.
1358 (set_named_section_flags, named_section_flags, named_section_real)
1359 (named_section_first_declaration): Delete.
1360 (default_select_section, default_elf_select_section): Return a section.
1361 (default_elf_select_section_1, default_function_rodata_section)
1362 (default_no_function_rodata_section, default_select_rtx_section)
1363 (default_elf_select_rtx_section): Likewise.
1364 * rtl.h (in_data_section): Delete.
1365 * sdbout.c (sdbout_one_type): Use switch_to_section.
1366 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1367 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1368 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1369 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1370 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1371 (TARGET_ASM_OUT): Update after above changes.
1372 * target.h (init_sections): New hook.
1373 (exception_section, eh_frame_section): Delete.
1374 (select_section, select_rtx_section, function_rodata_section): Return
1375 a section rather than emitting assembly code.
1376 * varasm.c (text_section, data_section, readonly_data_section)
1377 (ctors_section, dtors_section, bss_section, init_section)
1378 (fini_section): Turn into section pointers.
1379 (sdata_section, sbss_section, exception_section): New variables.
1380 (eh_frame_section): New variable.
1381 (in_section): Make global and turn into a section pointer.
1382 (last_text_section): Turn into a section pointer.
1383 (unnamed_sections): New variable.
1384 (in_named_name, last_text_section_name): Delete.
1385 (EXTRA_SECTION_FUNCTIONS): Delete.
1386 (in_named_entry): Delete.
1387 (section_htab): New variable, replacing...
1388 (in_named_htab): ...this deleted variable.
1389 (section_entry_eq, section_entry_hash): New functions, based on...
1390 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1391 (get_unnamed_section, get_section): New functions.
1392 (unlikely_text_section): Return a section instead of emitting
1394 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1395 (get_named_section_flags, named_section_first_declaration): Delete.
1396 (unlikely_text_section_p): New function.
1397 (named_section_real, named_section): Delete.
1398 (get_named_section): New function.
1399 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1400 (function_section): Return a section rather than emitting
1402 (current_function_section): Likewise. Remove argument. Use
1403 last_text_section if nonnull, otherwise use function_section.
1404 (default_function_rodata_section): Return a section rather than
1405 emitting assembly code. Use get_section.
1406 (default_no_function_rodata_section): Return a section rather than
1407 emitting assembly code.
1408 (variable_section): Use switch_to_section and get_named_section.
1409 (mergeable_string_section): Return a section rather than emitting
1410 assembly code. Use get_section. Make static. Don't take special
1411 countermeasures for empty strings.
1412 (mergeable_constant_section): Return a section rather than emitting
1413 assembly code. Use get_section.
1414 (default_named_section_asm_out_destructor): Use switch_to_section
1416 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1417 (default_named_section_asm_out_constructor): Use switch_to_section
1419 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1420 (assemble_start_function): Likewise. Set last_text_section to
1421 NULL rather than no_section. Change the type of save_section.
1422 (assemble_zeros, assemble_variable): Use the section flags to detect
1423 whether or not a section is text.
1424 (assemble_static_space): Use switch_to_section.
1425 (assemble_trampoline_template): Likewise.
1426 (output_constant_def_contents): Use switch_to_section and
1428 (output_constant_pool_1): Use switch_to_section. Use the section
1429 flags to see whether sections contain mergeable data.
1430 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1431 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1432 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1433 whether a section has already been declared.
1434 (default_select_section, default_elf_select_section): Return a
1435 section rather than emitting assembly code.
1436 (default_elf_select_section_1): Likewise. Use bss_section for
1437 SECCAT_BSS if nonnull. Use get_named_section.
1438 (default_select_rtx_section): Return a section rather than
1439 emitting assembly code.
1440 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1441 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1442 (output_section_asm_op, switch_to_section): New functions.
1443 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1446 * doc/tm.texi: Expand the introduction to the sections documentation.
1447 (TRAMPOLINE_SECTION): Document new interface.
1448 (SDATA_SECTION_ASM_OP): Document new macro.
1449 (READONLY_DATA_SECTION): Delete.
1450 (SDATA_SECTION_ASM_OP): Document new macro.
1451 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1452 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1453 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1454 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1455 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1457 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1459 * gcc.c (init_gcc_specs): Match braces inside conditionally
1462 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1464 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1466 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1469 * tree.c (integer_all_onesp): Always return true if all bits on.
1471 * testsuite/g++.dg/init/array0.C: New.
1473 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1475 * doc/md.texi: Adapt to implementation.
1477 2005-12-06 Andreas Schwab <schwab@suse.de>
1479 * opts.c (decode_options): Fix typo in message.
1481 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1484 * longlong.h: Merge PPC tests from upstream.
1486 2005-12-06 Richard Guenther <rguenther@suse.de>
1488 * fold-const.c (fold_convert): Do not build and fold
1489 CONVERT_EXPR, but always use NOP_EXPR.
1491 2005-12-06 Jan Beulich <jbeulich@novell.com>
1493 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1494 __builtin_ia32_paddq and __builtin_ia32_subq.
1495 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1496 __builtin_ia32_pshufw.
1497 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1499 2005-12-05 James E Wilson <wilson@specifix.com>
1502 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1505 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1507 * print-tree.c (print_node): Ditto.
1508 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1509 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1510 before accessing DECL_ARTIFICIAL.
1511 Handle new tag tree codes.
1512 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1514 (unmodifiable_var_p): Ditto.
1515 * tree-flow.h (mem_tag_kind): Remove.
1516 (struct var_ann_d): Remove mem_tag_kind member.
1517 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1518 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1519 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1520 (group_aliases): Ditto.
1521 (setup_pointers_and_addressables): Ditto.
1522 (is_escape_site): Ditto.
1523 (may_alias_p): Ditto.
1524 (create_tag_raw): New function.
1525 (create_memory_tag): Use it.
1526 (dump_alias_info): Update for tags.
1527 (may_be_aliased): Ditto.
1528 (add_type_alias): Ditto.
1529 (new_type_alias): Ditto.
1530 (create_sft): Ditto.
1531 (create_structure_vars): Ditto.
1532 * tree-ssa-ccp.c (get_default_value): Ditto.
1533 * tree-ssa-operands.c (get_expr_operands): Ditto.
1534 (add_stmt_operand): Ditto.
1535 (add_call_clobber_ops): Remove duplicated condition.
1536 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1538 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1539 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1540 * tree.c (init_ttree): Update structures for new tree codes.
1541 (tree_code_size): Update sizes for new tree codes.
1542 (make_node_stat): Don't try to set common things on minimal
1544 (tree_node_structure): Update for tags.
1545 (is_global_var): Ditto.
1546 * tree.def: Add new tree codes.
1547 * tree.h (MTAG_P): New macro.
1548 (TREE_MEMORY_TAG_CHECK): Ditto.
1549 (SSA_VAR_P): Update for tags.
1550 (struct tree_memory_tag): New structure.
1551 (MTAG_GLOBAL): New macro.
1552 (union tree_node): Add memory tag member.
1553 * treestruct.def (TS_MEMORY_TAG): New.
1555 2005-12-05 Dale Johannesen <dalej@apple.com>
1557 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1558 what was approved (PR 24323).
1560 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1562 * doc/c-tree.texi (Function Bodies): Remove description of
1565 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1567 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1568 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1569 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1570 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1571 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1572 __divxc3): Document.
1574 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1576 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1578 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1579 hook_bool_void_false.
1580 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1581 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1583 * config/darwin.c (machopic_select_section): It's not defined
1584 as weak if it's only marked as weak_import.
1586 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1589 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1590 A hidden weak object does bind locally. Strong linkonce data
1591 counts like any other strong symbol for binding.
1592 (weak_finish_1): Don't specially handle weakrefs, they no longer
1594 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1595 * c-common.c (handle_alias_attribute): Allow static aliases
1597 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1598 * gthr-dce.h: Make weakrefs static.
1599 * gthr-tpf.h: Likewise.
1600 * gthr-solaris.h: Likewise.
1601 * gthr-posix.h: Likewise.
1602 * gthr-posix95.h: Likewise.
1603 * config/darwin.c (darwin_encode_section_info): static weakref
1604 variables are not necessarily defined in this translation unit.
1605 * doc/extend.texi (Function Attributes): Mention that an alias
1606 attribute creates a definition for the thing it's attached to.
1607 Change the documentation for weakref to say that the thing
1608 it's attached to must be static.
1610 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1611 we don't go into an infinite loop.
1613 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1615 * config/rs6000/predicates.md (logical_const_operand): Split
1616 out of logical_operand.
1617 (logical_operand): Use it.
1618 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1619 logical_const_operand.
1621 2005-12-05 Jan Beulich <jbeulich@novell.com>
1623 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1624 and IX86_BUILTIN_CMPNESS.
1625 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1626 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1627 * config/i386/i386.md (movti_internal): Correct type attribute.
1628 Simplify mode attribute.
1629 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1630 Correct type attribute.
1631 (absxf2): Correct operator.
1632 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1633 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1634 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1636 (sse2_vmsqrtv2df2): Correct mode attribute.
1638 2005-12-05 Jan Beulich <jbeulich@novell.com>
1640 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1641 16 bits. Provide insn pattern for this case.
1643 2005-12-05 Jan Beulich <jbeulich@novell.com>
1645 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1647 (__popcountDI2): Likewise.
1649 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1652 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1653 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1654 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1657 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1659 * c-typeck.c (null_pointer_constant_p): New function.
1660 (build_conditional_expr, build_c_cast, convert_for_assignment,
1661 build_binary_op): Use it.
1663 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1665 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1666 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1668 (check_function_arguments_recurse): Allow both NOP_EXPR and
1669 CONVERT_EXPR but check conversions preserve precision.
1670 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1671 but check conversions preserve precision.
1672 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1675 2005-12-04 Roger Sayle <roger@eyesopen.com>
1678 * common.opt (Wstring-literal-comparison): New command line option.
1679 * c-opts.c (c_common_handle_option): Set it with -Wall.
1680 * c-typeck.c (parser_build_binary_op): Issue warning if either
1681 operand of a comparison operator is a string literal, except for
1682 testing equality or inequality against NULL.
1684 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1686 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1688 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1689 of building a NOP_EXPR.
1690 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1692 * c-convert.c (convert): Use fold_convert instead of building
1693 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1694 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1696 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1697 NOP_EXPR the same as CONVERT_EXPR.
1698 * c-typeck.c (build_function_call): Use fold_convert instead of
1699 building a NOP_EXPR directly.
1700 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1702 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1704 PR rtl-optimization/25197
1705 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1708 2005-12-02 Stuart Hastings <stuart@apple.com>
1710 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1713 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1715 * c-typeck.c (default_function_array_conversion,
1716 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1717 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1718 orig_op2. Don't check them for NOP_EXPR.
1719 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1720 around integer zero.
1722 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1724 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1725 toc_save_offset, toc_size, lr_size.
1726 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1727 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1728 Adjust for removal of unused rs6000_stack_t fields.
1729 (debug_stack_info): Adjust.
1730 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1731 first, and don't bother checking for set/inc of lr on sibcalls.
1732 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1734 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1737 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1738 5 if operand 1 is not aligned. Undo previous constraint change.
1739 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1741 2005-12-02 Richard Guenther <rguenther@suse.de>
1743 * tree.h (build): Remove prototype.
1744 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1745 * tree.c (build): Remove.
1746 (build0_stat): Update comment.
1748 2005-12-02 Richard Guenther <rguenther@suse.de>
1750 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1751 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1753 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1754 maybe_fold_offset_to_component_ref): Likewise.
1755 * tree-ssa-dom.c (thread_across_edge,
1756 simplify_rhs_and_lookup_avail_expr,
1757 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1759 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1760 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1761 lower_try_finally_switch): Likewise.
1762 * tree-if-conv.c (add_to_dst_predicate_list,
1763 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1764 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1765 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1766 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1767 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1768 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1769 gimplify_init_ctor_eval, gimplify_init_constructor,
1770 gimplify_variable_sized_compare, gimplify_boolean_expr,
1771 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1772 gimplify_expr, gimplify_body, gimplify_function_tree,
1773 force_gimple_operand): Likewise.
1774 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1775 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1776 mx_register_decls): Likewise.
1777 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1778 get_frame_field, finalize_nesting_tree_1): Likewise.
1779 * tree-inline.c (setup_one_parameter): Likewise.
1780 * tree-vect-transform.c (vectorizable_condition): Likewise.
1781 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1783 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1784 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1785 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1786 * tree-chrec.h (build_polynomial_chrec): Likewise.
1788 2005-12-02 Richard Guenther <rguenther@suse.de>
1790 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1791 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1792 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1793 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1794 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1795 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1796 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1798 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1799 sh_adjust_unroll_max): Likewise.
1800 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1801 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1802 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1804 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1806 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1809 2005-12-02 Richard Guenther <rguenther@suse.de>
1811 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1812 simplify_cond_using_ranges): Use buildN instead of build.
1813 * tree-tailcall.c (adjust_accumulator_values,
1814 adjust_return_value): Likewise.
1815 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1816 generate_element_copy, generate_element_zero,
1817 generate_one_element_init): Likewise.
1818 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1819 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1820 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1821 perfect_nestify): Likewise.
1823 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1825 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1827 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1829 * ggc.h (GGC_RESIZEVEC): New.
1831 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1833 * gcc.c (execute): Improve readability.
1835 2005-12-02 Richard Guenther <rguenther@suse.de>
1837 * tree-cfg.c (mark_used_vars): New function.
1838 (dump_function_to_file): Dump only used VAR_DECLs.
1840 2005-12-02 Richard Guenther <rguenther@suse.de>
1842 * convert.c (convert_to_integer): Fix compare for nonpositive
1843 constant to use tree_int_cst_sgn <= 0.
1845 2005-12-02 Richard Guenther <rguenther@suse.de>
1847 * convert.c (convert_to_integer): Use fold_convert instead
1848 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1849 instead of comparing against 0. Use build_int_cst instead
1850 of converting integer_zero_node.
1852 2005-12-02 Richard Guenther <rguenther@suse.de>
1854 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1857 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1860 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1863 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1866 * function.c (expand_function_end): Emit blockage for unwinder
1869 2005-12-01 Roger Sayle <roger@eyesopen.com>
1871 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1872 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1873 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1874 integer constant comparisons.
1876 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1877 Janis Johnson <janis187@us.ibm.com>
1878 David Edelsohn <dje@watson.ibm.com>
1879 Ben Elliston <bje@au.ibm.com>
1881 * dfp.h, dfp.c: New files.
1882 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1883 (DECNUM_H): Likewise.
1884 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1885 (INCLUDES): Append $(DECNUMINC).
1886 (OBJS-common): Add dfp.o.
1888 * real.h (EXP_BITS): Pinch one bit to ..
1889 (struct real_value): Add decimal field.
1890 (real_format): Change table size, update documentation.
1891 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1892 (real_from_string3): Declare.
1893 (decimal_single_format): Declare.
1894 (decimal_double_format): Declare.
1895 (decimal_quad_format): Declare.
1896 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1897 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1898 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1899 * real.c: Include dfp.h.
1900 (normalize): Early return for decimal floats.
1901 (do_add): Zero decimal field.
1902 (do_compare): Call do_decimal_compare for decimal floats.
1903 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1904 (real_arithmetic): Call decimal_real_arithmetic for decimal
1905 floating point operands.
1906 (real_identical): If a and b are of differing radix, return false.
1907 (real_to_integer): Call decimal_real_to_integer if the value is a
1909 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1910 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1911 (real_to_hexadecimal): Place "N/A" in the return string for
1913 (real_from_string3): New variant, given a mode.
1914 (real_maxval): Use decimal_real_maxval for decimal floats.
1915 (round_for_format): Use decimal_round_for_format for decimals.
1916 (real_convert): Use decimal_real_convert where appropriate.
1917 (significand_size): Handle base 10.
1918 (encode_decimal_single, decode_decimal_single,
1919 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1920 decode_decimal_quad): New functions.
1921 (decimal_single_format): New.
1922 (decimal_double_format): New.
1923 (decimal_quad_format): New.
1924 * machmode.def: Add SD, DD and TD decimal floating point modes.
1925 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1926 Include MODE_DECIMAL_FLOAT.
1927 (DECIMAL_FLOAT_MODE_P): New.
1928 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1929 * genmodes.c (struct mode_data): Add counter field.
1930 (struct mode_data): Update comment for format.
1931 (blank_mode): Initialise counter field.
1932 (new_mode): Increment counter field for each mode defined.
1933 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1935 (make_complex_modes): Handle modes containing `D'.
1936 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1937 (make_decimal_float_mode): New.
1938 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1939 (cmp_modes): Compare counter field if other characteristics
1941 (emit_real_format_for_mode): Support formats for decimal floats.
1942 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1943 Document MODE_DECIMAL_FLOAT.
1945 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1947 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1950 2005-12-01 Richard Henderson <rth@redhat.com>
1952 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1954 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1956 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1958 * config/pa/pa.c (pa_init_builtins): If we detect
1959 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1962 2005-12-01 Richard Guenther <rguenther@suse.de>
1964 * fold-const.c (fold_binary): Use fold_build2, not
1967 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1969 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1971 * vec.h (VEC_block_remove): New.
1973 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1976 * c-common.c (lvalue_error): Fix wording.
1978 2005-12-01 Richard Guenther <rguenther@suse.de>
1980 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1981 thinko in last patch.
1983 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1985 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1986 than -flat_namespace.
1988 2005-12-01 Ben Elliston <bje@au.ibm.com>
1990 * mklibgcc.in: Parameterise the script to build soft float
1991 functions by iterating over each type, rather than cloning the
1994 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1997 * builtins.c (fold_builtin_fputs): Defer check for missing
1998 replacement functions.
2000 2005-11-30 Kean Johnston <jkj@sco.com>
2002 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2003 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2005 2005-11-30 Richard Guenther <rguenther@suse.de>
2007 PR tree-optimization/22501
2008 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2009 function split out from ...
2010 (forward_propagate_addr_expr): ... here. Use it to propagate
2011 ADDR_EXPRs to all uses.
2013 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2015 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2016 * builtins.c (expand_builtin_mathfn): Use them.
2017 (expand_builtin_mathfn_2): Likewise.
2018 (expand_builtin_mathfn_3): Likewise.
2019 (expand_builtin_int_roundingfn): Likewise.
2020 (expand_builtin): Likewise.
2021 (integer_valued_real_p): Likewise.
2022 (fold_builtin_int_roundingfn): Likewise.
2023 (fold_builtin_bitop): Likewise.
2024 (fold_builtin_logarithm): Likewise.
2025 (fold_builtin_1): Likewise.
2026 * convert.c (convert_to_integer): Likewise.
2027 * fold-const.c (negate_mathfn_p): Likewise.
2028 (tree_expr_nonnegative_p): Likewise.
2030 2005-11-30 Dale Johannesen <dalej@apple.com>
2031 Andrew Pinski <pinskia@physics.uc.edu>
2033 * combine.c (find_split_point): Sign extend bitmask
2034 when changing bitfield assignment to IOR of AND.
2036 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2038 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2039 clobber to scratch reg.
2040 (*decrement_and_branch_until_zero_no_clobber): Remove.
2041 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2042 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2043 * config/ms1/ms1.opt (mmul): Remove.
2044 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2045 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2047 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2048 Bernd Schmidt <bernd.schmidt@analog.com>
2050 * pa/predicates.md (symbolic_operand): Add comment.
2051 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2052 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2053 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2054 (pa_secondary_reload_class): Delete.
2055 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2056 and pa_secondary_reload_class. Reorder some checks. Update inline
2057 copy of symbolic operand.
2058 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2060 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2062 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2065 2005-11-30 Jeff Law <law@redhat.com>
2067 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2068 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2070 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2072 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2073 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2074 (ia64_expand_move): Adjust caller.
2076 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2077 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2080 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2082 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2083 Always produce an output if we can remove NEGs or canonicalize
2084 (minus (minus ...)) expressions. Provide a fast path for the
2086 (simplify_gen_binary): Do not call simplify_plus_minus.
2087 (simplify_binary_operation_1): Reassociate at the end of the
2090 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2092 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2093 moves and unpack to speed up.
2095 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2097 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2098 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2099 (gen_v9_scc): Update callers.
2100 * config/sparc/sparc.md: Likewise.
2101 * config/sparc/sparc-protos.h: Update extern declaration.
2103 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2105 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2107 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2110 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2112 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2113 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2114 (negate_expr): Here.
2116 2005-11-29 Ben Elliston <bje@au.ibm.com>
2118 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2119 Fix typo in comment.
2121 2005-11-29 Ben Elliston <bje@au.ibm.com>
2123 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2124 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2126 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2130 * builtins.c (init_target_chars): New.
2131 (expand_builtin_printf, expand_builtin_fprintf,
2132 expand_builtin_sprintf, fold_builtin_sprintf,
2133 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2134 fold_builtin_snprintf_chk, fold_builtin_printf,
2135 fold_builtin_fprintf): Check for matching format strings using
2138 2005-11-29 Paul Brook <paul@codesourcery.com>
2140 * config.gcc: Do not use fixproto on m68k-elf.
2142 2005-11-28 Roger Sayle <roger@eyesopen.com>
2144 * expmed.c (div_cost): Replace with...
2145 (sdiv_cost, udiv_cost): New.
2146 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2147 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2148 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2149 (expand_divmod): Replace use of div_cost with either sdiv_cost
2150 or udiv_cost depending upon the signedness of the operation.
2152 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2155 * config/darwin.c (machopic_indirection_name,
2156 machopic_output_indirection): Follow transparent alias chain.
2158 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2160 * varasm.c (ultimate_transparent_alias_target): Add comment.
2162 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2164 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2165 SET_SRC instead of XEXP where appropriate.
2167 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2169 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2172 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2174 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2175 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2178 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2180 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2181 secondary_input_reload_class, made static. Adapt to new
2183 (secondary_output_reload_class): Delete.
2184 (TARGET_SECONDARY_RELOAD): New macro.
2185 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2186 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2188 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2191 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2192 when its natural alignment is > BITS_PER_UNIT.
2193 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2194 * c-common.c (handle_packed_attribute): Ignore packing on a field
2195 whose type is naturally char aligned.
2197 2005-11-28 Richard Guenther <rguenther@suse.de>
2199 * c-common.c (strict_aliasing_warning): Handle all
2200 component-ref like accesses.
2202 2005-11-28 Roger Sayle <roger@eyesopen.com>
2203 Uros Bizjak <uros@kss-loka.si>
2206 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2207 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2208 when flag_unsafe_math_optimizations is set and
2209 we don't care about NaNs or Infinities.
2211 Move x/expN(y) and x/pow(y,z) transformation into common
2212 flag_unsafe_math_optimizations section.
2214 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2216 * gcc.c (main): Change type of argv to "char **".
2218 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2220 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2221 small data sections.
2222 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2223 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2224 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2225 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2226 output locals to sbss if !rs6000_elf_in_small_data_p.
2227 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2229 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2232 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2233 generated by reload.
2234 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2235 indexed_or_indirect_address.
2236 (indexed_or_indirect_address): Don't test for base reg. Call
2237 address_operand last. Make it a special predicate.
2239 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2241 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2243 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2246 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2248 (negate_expr): Likewise.
2250 2005-11-27 Andreas Schwab <schwab@suse.de>
2252 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2255 2005-11-27 Steven Bosscher <stevenb@suse.de>
2257 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2258 has EH predecessor edges.
2260 2005-11-26 Eric Christopher <echristo@apple.com>
2262 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2263 register stalls by zero extending to the full register.
2265 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2267 * config/floatunsisf.c, config/floatunsidf.c,
2268 config/floatunsixf.c, config/floatunsitf.c: New files.
2269 * config/ia64/t-hpux: Add floatunsitf.c.
2270 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2271 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2273 2005-11-26 Richard Henderson <rth@redhat.com>
2275 * c-lex.c (pragma_lex): Rename from c_lex.
2276 * c-pch.c: Update for pragma_lex rename.
2277 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2278 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2279 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2280 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2281 * doc/tm.texi: Likewise.
2283 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2286 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2287 when overflow is undefined.
2289 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2291 * doc/md.texi (Insn Canonicalizations): Refer to the
2292 function commutative_operand_precedence for further rules.
2294 2005-11-25 Roger Sayle <roger@eyesopen.com>
2297 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2298 is less than zero. Limit mult_cost to a reasonable upper bound for
2299 the synthetic multiplication sequence.
2301 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2304 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2305 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2306 Lookup the explicit replacement functions for any unlocked
2307 stdio builtin transformations.
2309 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2311 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2313 * targhooks.c (default_secondary_reload): Don't require operand 2
2314 for an input reload to be earlyclobber.
2316 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2318 * fold-const.c (negate_mathfn_p): Fix comment and add support
2319 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2322 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2325 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2326 _Q_ulltoq for unsigned conversions from SImode and DImode to
2329 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2331 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2332 (__floatundidf, __floatundisf): Likewise.
2334 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2336 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2337 (rs6000_override_options): Remove initialization of
2338 rs6000_sr_alias_set.
2339 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2340 (rs6000_emit_stack_tie): Same.
2341 (emit_frame_save): Same.
2342 (gen_frame_mem_offset): Same.
2343 (rs6000_emit_prologue): Same.
2344 (rs6000_emit_epilogue): Same.
2346 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2349 * fold-const.c (fold_build): Convert bool_var != 1 and
2350 bool_var == 0 to !bool_var.
2352 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2355 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2356 for C being INTEGER_CST. Likewise for !=.
2358 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2361 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2362 unsigned conversions from SImode to TFmode.
2364 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2366 * expr.c (expand_expr_real_1): Fix error in last change.
2368 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2370 * caller-save.c: (this_insn_sets): Move into:
2371 (save_call_clobbered_regs).
2372 (mark_set_regs): Get this_insn_sets from data.
2374 (save_call_clobbered_regs): Take sets of the return value by
2375 sibcalls into account.
2377 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2380 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2381 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2382 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2383 (memory_move_secondary_cost, init_reg_autoinc): Remove
2384 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2385 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2386 secondary_reload_class call.
2387 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2389 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2390 (push_secondary_reload): Use secondary_reload target hook.
2391 (secondary_reload_class, scratch_reload_class): New functions.
2392 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2393 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2394 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2395 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2396 (secondary_reload_class, scratch_reload_class): Declare.
2397 * reload1.c: Include target.h.
2398 (reload_adjust_reg_for_temp): New function.
2399 (reload_adjust_reg_for_icode): Likewise.
2400 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2401 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2403 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2404 for inheritance. Support case when both secondary & tertiary reloads
2405 are for intermediate registers.
2406 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2407 with secondary_reload_class call. Support case when both secondary
2408 & tertiary reloads are for intermediate registers.
2409 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2410 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2411 * target.h (secondary_reload_info): New struct / typedef.
2412 (struct gcc_target): New member secondary_reload.
2413 * targhooks.c Include reload.h, optabs.h and recog.h.
2414 (default_secondary_reload): New function.
2415 * targhooks.h (default_secondary_reload): Declare.
2416 * doc/tm.texi: Document secondary_reload target hook. Update
2417 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2418 * doc/md.texi: Likewise.
2420 * sh-protos.h (sh_secondary_reload): Declare.
2421 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2422 (sh_secondary_reload): New function.
2423 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2424 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2425 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2426 (HAVE_SECONDARY_RELOADS): Define.
2427 * sh.md (reload_indf): Rename to:
2429 (reload_outdf): Rename to:
2430 (reload_outdf__RnFRm).
2431 (reload_insf): Rename to:
2433 (reload_insi): Rename to:
2434 (reload_insi__i_fpul).
2436 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2438 * configure.ac: Require at least texinfo 4.4.
2439 * configure: Regenerate.
2441 * doc/install.texi (Tools/packages necessary for building GCC):
2442 Update required version of texinfo to at least 4.4.
2443 (Installing GCC: Building): Update required version of texinfo
2445 (Installing GCC: Final installation): Update required version
2446 of texi2dvi to at least 4.4.
2447 (Host/target specific installation notes for GCC): Update required
2448 version of texinfo to at least 4.4.
2450 2005-11-24 Richard Guenther <rguenther@suse.de>
2451 Dirk Mueller <dmueller@suse.de>
2454 * c-common.h (strict_aliasing_warning): Declare.
2455 * c-common.c (strict_aliasing_warning): New function,
2457 * c-typeck.c (build_c_cast): ... here.
2459 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2461 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2463 (swap_commutative_operands_with_target): New.
2465 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2467 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2468 also when doing PRE, rather than only for global CPROP.
2470 2005-11-24 Ben Elliston <bje@au.ibm.com>
2472 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2473 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2475 (expand_twoval_unop): Likewise.
2476 (widen_clz): Likewise.
2477 (expand_parity): Likewise.
2478 (expand_unop): Likewise.
2479 (emit_cmp_and_jmp_insn_1): Likewise.
2480 (prepare_float_lib_cmp): Likewise.
2482 2005-11-24 Ben Elliston <bje@au.ibm.com>
2484 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2485 Remove unused `class' variable.
2487 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2490 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2491 C/C++ diagnostic function warn_array_subscript_with_type_char.
2492 * c-common.h (warn_array_subscript_with_type_char): Declare.
2493 * c-common.c (warn_array_subscript_with_type_char): Define.
2495 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2498 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2499 compiling at the intersection of C and C++.
2501 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2503 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2504 List @file in the option summary. Include the libiberty
2505 documentation for @file.
2506 * gcc.c (main): Call expandargv.
2507 * Makefile.in (gcc-vers.texi): Define srcdir.
2509 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2511 * passes.c (init_optimization_passes): Document
2512 sequencing of passes.
2514 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2516 * config/m68k/predicates.md (pcrel_address, extend_operator,
2517 post_inc_operand, pre_dec_operand): Remove redundant
2519 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2521 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2523 2005-11-23 Ben Elliston <bje@au.ibm.com>
2525 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2527 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2529 Preparatory work for PR target/21623:
2530 * alpha.c (secondary_reload_class): Rename to:
2531 (alpha_secondary_reload_class).
2532 * alpha.h, alpha-protos.h: Likewise.
2533 * mn10300.c (secondary_reload_class): Rename to:
2534 (mn10300_secondary_reload_class).
2535 * mn10300.h, mn10300-protos.h: Likewise.
2536 * pa.c (secondary_reload_class): Rename to:
2537 (pa_secondary_reload_class).
2538 * pa.h, pa-protos.h: Likewise.
2539 * rs6000.c (secondary_reload_class): Rename to:
2540 rs6000_secondary_reload_class.
2541 * rs6000.h, rs6000-protos.h: Likewise.
2543 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2546 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2548 2005-11-22 Ian Lance Taylor <ian@airs.com>
2550 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2552 (prepare_cmp_insn): Likewise.
2554 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2557 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2558 if both operands[0] and operands[1] are memory.
2560 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2563 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2564 COMPARISON_CLASS_P and an integral types create create a new
2565 expression with the new type and fold that.
2567 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2570 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2571 to SUBTARGET_OS_CPP_BUILTINS.
2573 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2575 * arm.c (emit_set_insn): New function.
2576 (arm_split_constant): Call it.
2577 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2578 (arm_legitimize_address): Likewise. Use plus_constant.
2579 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2580 (thumb_expand_prologue): Likewise.
2581 (arm_gen_load_multiple): Use VOIDmode in SET.
2582 (arm_gen_store_multiple): Likewise.
2583 (vfp_emit_fstmx): Likewise. Use plus_constant.
2584 (emit_multi_reg_push): Likewise.
2585 (emit_sfm): Use plus_constant.
2587 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2590 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2593 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2596 * expmed.c (store_bit_field): Don't attempt to insv a field
2597 larger than the reg.
2599 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2602 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2603 explicit sign extension, not a (char) cast.
2605 2005-11-22 Ben Elliston <bje@au.ibm.com>
2607 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2608 GET_MODE_CLASS (x) == MODE_FLOAT.
2609 * config/i386/i386.c: Likewise.
2610 * config/rs6000/xcoff.h: Likewise.
2611 * config/rs6000/linux64.h: Likewise.
2612 * config/rs6000/rs6000.c: Likewise.
2613 * config/rs6000/rs6000.h: Likewise.
2614 * config/rs6000/predicates.md: Likewise.
2615 * config/rs6000/sysv4.h: Likewise.
2617 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2619 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2622 * config/alpha/freebsd.h, config/alpha/linux.h,
2623 config/arm/linux-elf.h, config/bfin/bfin.h,
2624 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2625 config/i386/beos-elf.h, config/i386/gnu.h,
2626 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2627 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2628 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2629 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2630 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2631 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2632 config/sparc/linux.h, config/sparc/linux64.h,
2633 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2635 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2636 are both defined when either flag -fpic or -fPIC are used.
2638 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2640 * config/fp-bit.c (clzusi): New function.
2641 (si_to_float, usi_to_float): Use it to compute proper shift.
2642 (usi_to_float): Preserve guard bits when shifting right.
2643 * libgcc-std.ver (GCC_4.2.0): New version.
2644 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2645 __floatundisf): New functions.
2646 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2647 __floatundisf): Declare.
2648 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2649 _floatundixf, and _floatunditf.
2650 * optabs.c (expand_float): If target does not define a pattern for
2651 signed or unsigned conversion, use an unsigned libcall instead of
2653 (init_optabs): Initialize ufloat_optab.
2655 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2657 * config/rs6000/rs6000.opt (mmulhw): New option.
2658 * doc/invoke.texi (-mmulhw): Document.
2659 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2661 * config/rs6000/rs6000.md: Add half-word multiply and
2662 multiply-accumulate instructions for 405 and 440.
2664 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2666 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2667 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2668 default now includes a linker group which makes the RTEMS one nest.
2670 2005-11-22 Ben Elliston <bje@au.ibm.com>
2672 * cse.c (fold_rtx): Typo fix.
2673 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2675 2005-11-21 Richard Henderson <rth@redhat.com>
2677 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2678 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2680 * c-tree.h (lookup_name): Move declaration ...
2681 * c-common.h (lookup_name): ... here.
2682 * config/darwin-c.c: Include c-common.h.
2683 * config/t-darwin: Update dependencies.
2685 2005-11-22 Ben Elliston <bje@au.ibm.com>
2687 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2688 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2689 * genopinit.c (gen_insn): Likewise.
2690 * reload.c (find_equiv_reg): Likewise.
2691 * loop.c (load_mems): Likewise.
2692 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2693 * cse.c (find_comparison_args, fold_rtx): Likewise.
2694 * dwarf2out.c (add_const_value_attribute): Likewise.
2695 * expr.c (convert_move): Likewise.
2696 * recog.c (general_operand, register_operand): Likewise.
2697 * reg-stack.c (replace_reg): Likewise.
2698 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2699 * c-common.c (handle_vector_size_attribute): Likewise.
2700 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2701 (simplify_binary_operation_1): Likewise.
2702 (simplify_const_binary_operation): Likewise.
2703 (simplify_relational_operation): Likewise.
2704 (simplify_const_relational_operation): Likewise.
2705 (simplify_immed_subreg): Likewise.
2706 * emit-rtl.c (gen_lowpart_common): Likewise.
2707 * expmed.c (expand_mult): Likewise.
2708 * stor-layout.c (layout_type): Likewise.
2710 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2713 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2714 cst2 only for SPE vectors.
2716 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2719 * config/rs6000/predicates.md (vrsave_operation): Check
2720 UNSPEC_VOLATILE value.
2722 2005-11-21 Jan Hubicka <jh@suse.cz>
2724 PR tree-optimization/24653
2725 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2727 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2729 * config/i386/predicates.md (ax_reg_operand): New predicate.
2730 (memory_displacement_only_operand): New predicate.
2731 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2732 operand is AX register and the other operand is memory operand
2733 with displacement only.
2735 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2737 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2738 if we don't care about NaNs or Infinities.
2740 2005-11-20 Ian Lance Taylor <ian@airs.com>
2742 PR rtl-optimization/24883
2743 * combine.c (combinable_i3pat): When checking whether the
2744 destination of i3 is used in i3, consider paradoxical subregs.
2746 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2749 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2751 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2753 * combine.c (try_combine): Do not run subst on i1src and i2src in
2754 the case of generating a PARALLEL for a comparison.
2756 2005-11-20 Richard Henderson <rth@redhat.com>
2759 * tree-sra.c (struct sra_elt): Add all_no_warning.
2760 (struct sra_walk_fns) <use>: Add use_all argument.
2761 (sra_walk_expr): Pass it.
2762 (sra_walk_modify_expr): Likewise.
2763 (scalarize_ldst): Likewise.
2764 (scan_use): Update for new argument.
2765 (mark_no_warning): New.
2766 (scalarize_use): Use it.
2768 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2770 * expr.c (expand_expr_real): Use usmul_optab for widening
2771 signed * unsigned multiplies.
2772 * genopinit.c (optabs): Add usmul_widen_optab.
2773 * optabs.c (init_optabs): Likewise.
2774 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2775 (usmul_widen_optab): Define.
2776 * config/bfin/bfin.md (usmulhisi3): New pattern.
2778 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2780 2005-11-20 Graham Stott <btinternet.com>
2782 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2784 2005-11-20 Andreas Schwab <schwab@suse.de>
2787 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2790 2005-11-19 Richard Henderson <rth@redhat.com>
2793 * tree-gimple.c (is_gimple_id): Export.
2794 * tree-gimple.h (is_gimple_id): Declare.
2795 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2796 (get_default_value): Use it.
2797 (maybe_fold_stmt_indirect): Likewise.
2799 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2801 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2802 than VR1 or vice-versa.
2804 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2808 * reload.c (find_reloads_address_1): Mention dependency on
2810 * reload1.c (gen_reload): For IN with an unary operation, try
2811 moving inner expression to OUT if trivial SET is not valid.
2812 Confirm that the result is valid. Move common code block into...
2813 (emit_insn_if_valid_for_reload): New function.
2815 2005-11-19 Richard Guenther <rguenther@suse.de>
2817 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2818 ARRAY_REFs of constant strings.
2820 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2822 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2823 fatal format string.
2825 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2827 * combine.c (make_compound_operation): Swap operands of
2828 commutative operation if necessary before returning.
2830 2005-11-19 Richard Guenther <rguenther@suse.de>
2833 * fold-const.c (fold_plusminus_mult_expr): New function.
2834 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2835 cases, remove now unnecessary code.
2837 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2839 * gensupport.c (old_preds): Rename to std_preds, add special field.
2840 (struct old_pred_table): Rename to struct std_pred_table, add special
2842 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2843 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2844 (init_predicate_table): Adjust, and set along the way whether a
2845 predicate is special.
2847 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2849 * BASE-VER: Change to 4.2.0.
2851 2005-11-18 James E Wilson <wilson@specifix.com>
2853 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2856 2005-11-18 Mike Stump <mrs@apple.com>
2858 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2859 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2860 * c-decl.c (lookup_name_two) Remove.
2861 * c-tree.h (lookup_name_two): Remove.
2862 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2863 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2864 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2865 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2867 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2870 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2871 when not generating code to use that co-processor.
2873 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2875 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2876 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2877 these functions are now in tree-phinodes.c.
2879 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2881 * config/bfin/bfin.md (trap): New pattern.
2883 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2885 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2888 * expr.c (expand_expr_real): Don't call record_block_change unless
2889 ib_boundaries_block is non-null
2891 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2893 * fold-const.c (build_range_check): Use proper type for subtraction
2894 when merging lower bound.
2896 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2898 PR rtl-optimization/24497
2899 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2902 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2904 * tree-scalar-evolution.c (expression_expensive_p): New function.
2905 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2907 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2909 * config/bfin/crtlibid.s: New file.
2911 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2914 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2915 when not using sjlj exceptions.
2916 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2917 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2918 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2919 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2920 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2921 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2922 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2923 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2924 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2925 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2926 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2927 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2928 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2930 * config/pa/hpux-unwind.h: New file.
2932 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2934 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2935 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2936 * varasm.c (do_assemble_alias): Adjust call.
2937 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2939 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2941 2005-11-17 James E Wilson <wilson@specifix.com>
2943 * tree.def (FUNCTION_DECL): Correct typo in comment.
2945 2005-11-17 Richard Henderson <rth@redhat.com>
2947 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2948 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2949 and DW_CFA_def_cfa_sf.
2950 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2951 (dbx_reg_number): Don't assert particular registers here.
2952 (based_loc_descr): ... do it here instead. Fold in ...
2953 (eliminate_reg_to_offset): ... this function.
2954 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2955 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2956 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2957 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2958 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2959 (instantiate_virtual_regs): Likewise.
2960 * var-tracking.c (adjust_stack_reference): Likewise.
2961 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2963 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2965 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2966 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2967 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2969 ($(T)crtlibid.o): New rule.
2971 2005-11-16 Richard Guenther <rguenther@suse.de>
2974 * fold-const.c (extract_array_ref): Return byte offset
2976 (fold_binary): Fold &x[a] CMP &x[b] to
2977 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2980 2005-11-16 Richard Henderson <rth@redhat.com>
2983 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2984 parts of an SSA_NAME.
2986 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2989 * arm.md (split for movsf with immediate): Restrict split to insns
2990 that set a general register.
2992 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2994 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2996 * unwind-dw2.c (uw_advance_context): Likewise.
2997 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2998 _Unwind_SjLj_Unregister.
2999 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3001 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3003 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3005 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3007 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3008 langhook to get a DImode integer type.
3010 2005-11-16 Richard Henderson <rth@redhat.com>
3011 J"orn Rennecke <joern.rennecke@st.com>
3012 Ulrich Weigand <uweigand@de.ibm.com>
3016 * reload1.c (reg_equiv_invariant): New.
3017 (reload): Allocate, initialize, and free it.
3018 (calculate_needs_all_insns): Check it when skipping equivalence
3020 (alter_reg): Likewise.
3021 (eliminate_regs_1): Rename from eliminate_regs. Add new
3022 may_use_invariant argument; only use reg_equiv_invariant when true.
3023 (eliminate_regs): New.
3024 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3025 a context for which may_use_invariant may be true.
3027 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3029 * fold-const.c (const_binop): Don't constant fold the operation
3030 if the result has overflowed and flag_trapping_math.
3031 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3033 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3035 * config/arm/unwind-arm.c (abort): Add prototype here.
3036 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3037 (struct phase1_vrs): Add prev_sp.
3038 (unwind_phase2_forced): Save the original core registers instead of
3039 modifying entry_vrs. Take a new flag argument for resuming unwinding
3040 and set action flags accordingly. Always set _US_END_OF_STACK when
3041 get_eit_entry fails. Unwind before calling the stop function.
3042 (_Unwind_GetCFA): New function.
3043 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3044 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3045 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3046 just call unwind_phase2_forced.
3047 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3048 * config/arm/unwind-arm.h (abort): Remove prototype.
3049 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3051 (_Unwind_GetCFA): New prototype.
3052 * config/arm/pr-support.c (abort): Add prototype here.
3053 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3055 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3056 not schedule the prologue with non-call exceptions and EABI.
3058 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3060 * config/arm/unwind-arm.h: Reorder interface function declarations.
3061 (_URC_END_OF_STACK): New enumeration value.
3062 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3063 (struct _Unwind_Control_Block): Document reserved field use.
3064 (_Unwind_Stop_Fn): New typedef.
3065 (_Unwind_ForcedUnwind): Declare.
3066 (_Unwind_Resume_or_Rethrow): Declare.
3067 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3069 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3070 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3071 (UCB_FORCED_STOP_ARG): New.
3072 (search_EIT_table): Update boundary condition checks.
3073 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3074 (unwind_phase2): Replace for with do..while.
3075 (unwind_phase2_forced): New.
3076 (__gnu_Unwind_RaiseException): Replace for with do..while.
3077 (__gnu_Unwind_ForcedUnwind): New.
3078 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3079 Use appropriate phase2 unwinder.
3080 (__gnu_Unwind_Resume_or_Rethrow): New.
3081 (__gnu_unwind_pr_common): Cope with forced unwinding.
3083 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3086 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3088 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3089 roundsf2): Remove "s" from mnemonic.
3091 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3093 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3095 * config/bfin/crtn.s: Change epilogues to match.
3096 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3097 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3098 __PIC__ and __pic__.
3100 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3103 * doc/invoke.texi: Distinguish between free and fixed form instead of
3104 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3106 * gcc.c (default_compilers): Remove double entries, add entries for
3107 suffixes '.F90' and '.F95'.
3109 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3111 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3112 in the stack probing loop.
3114 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3116 * configure.ac: Use .machine power5 not power5x.
3117 * configure: Regenerate.
3119 2005-11-15 Mike Stump <mrs@apple.com>
3121 * c-decl.c (lookup_name_two): Add.
3122 * c-tree.h (lookup_name_two): Likewise.
3123 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3124 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3126 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3128 PR rtl-optimization/23392
3129 * regrename.c (enum scan_actions) Add mark_access.
3130 (scan_actions_name): Ditto.
3131 (scan_rtx_reg): Handle mark_access.
3132 (scan_rtx_address): Do nothing for mark_access.
3133 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3134 and regs in REG_INC notes before closing chains for dead regs.
3135 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3136 opening chains for new writes.
3138 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3140 * c.opt (ffixed-line-length-none): New.
3142 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3144 * mklibgcc.in: Change contents of eh_dummy.c.
3146 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3148 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3150 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3152 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3154 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3156 2005-11-15 Jan Hubicka <jh@suse.cz>
3158 * invoke.texi (large-unit-insns): Document.
3159 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3160 * params.def (large-unit-insns): New param.
3162 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3165 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3166 special register for operand 3. Reindent constraints to align
3169 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3171 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3172 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3173 * configure.ac: Add test for FP rounding instructions.
3174 * configure: Regenerate.
3175 * config.in: Regenerate.
3176 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3177 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3179 * config/rs6000/rs6000.opt (mfprnd): New.
3180 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3181 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3182 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3183 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3184 (TARGET_FPRND): New.
3185 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3187 (btrunc<mode>2): New.
3189 (floor<mode>2): New.
3190 (round<mode>2): New.
3192 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3194 * gcc.c (version_compare_spec_function): Use fatal() rather than
3197 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3198 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3199 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3201 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3204 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3205 on -mmacosx-version-min setting.
3207 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3210 * tree-vrp.c (infer_value_range): Return false if STMT is a
3211 block terminator and its basic block has no successors.
3213 2005-11-14 Mike Stump <mrs@apple.com>
3215 * config/i386/i386.c (override_options): -masm=intel isn't
3216 supported on darwin.
3217 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3219 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3221 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3222 vfork after including auto-host.h.
3224 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3226 PR rtl-optimization/22002
3227 * combine.c (distribute_notes): Detect cases where a reg dies
3228 two or more times in a bb, including on the insn we are combining,
3229 and place the death note on the correct range.
3231 2005-11-14 Dale Johannesen <dalej@apple.com>
3233 * expmed.c (store_bit_field): Add offset unconditionally for
3235 (extract_bit_field): Don't force extzv or extv operand into
3236 a register if field is too big.
3238 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3240 * config/arm/arm.c (pic_labelno): New.
3241 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3242 LABEL_REF. Pass only the labelno to PIC insns.
3243 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3244 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3245 * arm.md (UNSPEC_PIC_LABEL): New constant.
3246 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3247 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3248 Use the correct label prefix.
3250 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3252 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3255 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3257 * loop-invariant.c: Include tm_p.h.
3258 * Makefile.in: Updated.
3260 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3262 * pa.c (store_reg): Revise generation of frame notes in large frames.
3263 (set_reg_plus_d): Likewise.
3265 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3267 PR tree-optimization/24709
3268 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3271 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3273 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3274 and duplicate declaration of pthread_self.
3276 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3277 Ian Lance Taylor <ian@airs.com>
3280 * calls.c (expand_call): If TARGET is a MEM and some part of the
3281 argument area has been saved, force TARGET to a register.
3283 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3285 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3288 2005-11-13 Jason Merrill <jason@redhat.com>
3291 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3292 lazily declared methods.
3293 (force_decl_die): Stop if forcing out the context already make a
3295 (force_type_die): Likewise.
3297 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3300 * builtins.c (integer_valued_real_p): Add break in
3301 REAL_CST having TREE_OVERFLOW set.
3303 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3305 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3306 addressing modes during calculation of costs.
3308 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3310 * function.c (assign_stack_local_1): Restrict sanity check
3311 on frame size overflow to 32-bit and above platforms.
3313 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3315 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3316 * config/cris/cris.c: Include reload.h.
3317 (cris_initial_elimination_offset): New function.
3318 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3321 2005-11-12 Richard Guenther <rguenther@suse.de>
3323 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3325 2005-11-12 Jan Hubicka <jh@suse.cz>
3327 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3328 to compare against 0 when possible.
3330 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3332 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3333 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3334 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3335 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3338 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3340 * recog.c (constrain_operands) <case 'g'>: For a match, require
3341 that a non-register matches general_operand when strict >= 0.
3343 2005-11-11 Steven Bosscher <stevenb@suse.de>
3345 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3348 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3350 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3351 (memory_address_same): New.
3352 (dse_optimize_stmt): Call memory_address_same.
3354 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3357 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3358 ZERO_EXTEND>: New cases.
3360 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3362 * longlong.h (__clz_tab): Always provide.
3364 2005-11-11 Steven Bosscher <stevenb@suse.de>
3367 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3369 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3370 before check_maybe_invariant.
3371 (move_invariant_reg): Use gen_move_insn instead of replacing
3372 SET_DEST with the temporary for the invariant.
3373 (move_loop_invariants): If checking is enabled, do internal
3374 consistency checks after completing the pass.
3376 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3379 * common.opt (Wvolatile-register-var): New.
3380 * varasm.c (make_decl_rtl): Only emit warning when option
3381 specified. Clarify warning message.
3382 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3384 * doc/md.texi (copysign): Document standard named pattern.
3386 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3388 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3389 bytes when align is 2.
3390 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3391 by the first instruction of the loop.
3393 2005-11-11 Jason Merrill <jason@redhat.com>
3396 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3399 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3401 PR rtl-optimization/22509
3402 * local-alloc.c (memref_used_between_p): Check whether a function call
3403 could not reference the memref.
3405 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3407 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3408 algorithm so as to choose the best, not the worst, alternative.
3409 Reset accumulated register class before processing next alternative.
3411 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3414 * calls.c (expand_call): Copy a return value to a plain register
3417 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3420 * varasm.c (assemble_name): Recompute name only for transparent
3423 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3425 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3427 2005-11-04 Jeff Law <law@redhat.com>
3430 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3431 perform reassociation if the parent statement will not die as
3432 a result of the optimization.
3434 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3436 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3437 delete_old_heap_vars.
3438 * tree-dfa.c (referenced_var_remove): Remove function.
3439 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3440 (delete_tree_ssa): Remove call to delete_old_heapvars.
3441 Add call to delete_alias_heapvars.
3442 * tree-flow.h (referenced_var_remove): Remove prototype
3443 (init_alias_heapvars): New prototype.
3444 (delete_alias_heapvars): Ditto.
3445 * Makefile.in (tree-ssa-structalias.o): Add
3446 gt-tree-ssa-structalias.o
3447 (GTFILES): Add tree-ssa-structalias.h and
3448 tree-ssa-structalias.c.
3449 (s-gtype): Add gt-tree-ssa-structalias.h.
3450 * tree-ssa-structalias.c (heapvars): Remove.
3451 (oldheapvars): Remove.
3452 (heapvar_for_stmt): New variable.
3453 (heapvar_lookup): New function.
3454 (heapvar_insert): Ditto.
3455 (get_constraint_for): See if we have an old heapvar
3457 (init_alias_heapvars): New function.
3458 (delete_alias_heapvars): Ditto.
3459 Add include of gt-tree-ssa-structalias.h.
3461 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3464 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3466 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3468 * tree.c (int_fits_type_p): Only look at the base type
3469 if it has the same precision as the original type.
3471 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3474 * varasm.c (assemble_alias): Use %q+D in the error
3475 message instead of %J and %qD.
3477 2005-11-10 Richard Guenther <rguenther@suse.de>
3479 * gcse.c (free_ldst_entry): Only free hashtable if
3482 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3484 * function.c (assign_stack_local_1): Issue an error message if
3485 the frame size overflows in the signed target arithmetics.
3487 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3489 * tree.c (build_qualified_type): Chain the new type to the original
3490 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3491 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3492 (build_pointer_type_for_mode): Only return unqualified types.
3493 (build_reference_type_for_mode): Likewise.
3495 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3497 * Makefile.in (gnucompare): Do comparison of all files using one of
3498 the chosen methods and only afterwards decide if just warning should
3499 be issued or comparison failure raised.
3501 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3503 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3504 (noce_try_abs): Negate if the comparison is reversed.
3505 Look only one instruction backwards for a REG_EQUAL note.
3507 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3510 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3511 gthr-tpf.h: Define __gthrw. For all identifiers that might
3512 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3513 and prefix all uses with __ghtrw.
3515 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3518 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3519 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3520 * c-common.c (handle_weakref_attribute): New.
3521 (c_common_attribute_table): Add weakref.
3522 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3524 * configure, config.in: Rebuilt.
3525 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3526 * doc/extend.texi: Document weakref attribute.
3527 * varasm.c (ultimate_transparent_alias_target): New
3528 (assemble_name): Use it.
3529 (weak_finish_1): Split out of...
3530 (weak_finish): ... and deal with weakrefs in...
3531 (weakref_targets): ... new list.
3532 (globalize_decl): Clean up weakref_targets.
3533 (do_assemble_alias): Handle weakrefs.
3534 (finish_aliases_1): Do not reject weakrefs to external symbols.
3535 (assemble_alias): Handle weakrefs.
3537 2005-11-09 Richard Guenther <rguenther@suse.de>
3539 PR tree-optimization/24716
3540 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3541 t_bool to track results from follow_ssa_edge.
3543 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3545 * final.c (force_source_line): New global variable.
3546 (final_scan_insn): Set it to true instead of clearing last_filename.
3547 (notice_source_line): Return true if force_source_line is true,
3548 unless source info is absent.
3550 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3553 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3554 a linkage name for a variable if it a register variable.
3555 * c-decl.c (grokdeclarator): Global register variables
3556 should be set as PUBLIC.
3558 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3561 * config/s390/s390.c (struct s390_frame_layout): New fields
3562 first_save_gpr_slot and last_save_gpr_slot.
3563 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3564 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3565 first_save_gpr and last_save_gpr with the _slot variants.
3566 (s390_register_info): Calculate first_save_gpr_slot and
3567 last_save_gpr_slot using regs_ever_live.
3569 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3572 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3573 for a function containing a landing pad.
3575 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3578 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3581 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3583 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3584 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3586 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3589 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3591 (call,load,store): New insn types.
3592 (mem_access, branch_access): Adjust reservation conditions.
3593 (define_delay): Adjust condition.
3594 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3596 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3597 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3599 (call_internal, call_value_internal, return_internal,
3600 return_interrupt_internal, eh_return_internal, indirect_jump,
3601 tablejump): Set call insn type.
3602 (blockage, ei, di): Use appropriate unspec const.
3603 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3604 (ms1_get_attr_type): Adjust to give load & store types.
3605 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3606 backwards past a barrier.
3607 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3609 (struct branch_info, struct label_info): New.
3611 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3612 (ms1_machine_reorg): New.
3613 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3614 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3615 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3616 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3619 2005-11-09 Per Bothner <per@bothner.com>
3620 Uros Bizjak <uros@kss-loka.si>
3623 * toplev.c (process_options): Initialize debug_hooks early
3624 in case lang_hooks.post_options ends up calling a debug_hook.
3626 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3628 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3629 DBX_REGISTER_NUMBER being contiguous.
3631 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3632 Diego Novillo <dnovillo@redhat.com>
3635 * tree-vrp.c (register_edge_assert_for): Do not register
3636 always-false predicates.
3638 2005-11-08 Devang Patel <dpatel@apple.com>
3640 PR tree-optimization/23115
3641 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3644 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3646 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3649 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3651 Fix PR tree-optimization/23382
3653 * tree-ssa-alias.c (compute_may_aliases): Call
3654 delete_old_heap_vars.
3655 * tree-dfa.c (referenced_var_remove): New function.
3656 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3657 * tree-flow.h (referenced_var_remove): Add prototype.
3658 (delete_old_heap_vars): Ditto.
3659 * tree-ssa-structalias.c (heapvars): New variable.
3660 (oldheapvars): Ditto.
3661 (get_constraint_for): Put heap vars on heapvars list.
3662 (delete_old_heap_vars): New function.
3664 2005-11-08 Jason Merrill <jason@redhat.com>
3666 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3668 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3671 * reg-stack.c (reg_to_stack): Update register liveness also
3672 for flag_sched2_use_traces.
3674 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3677 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3678 override prior explicit -mno-powerpc-gfxopt.
3680 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3682 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3683 if the bitsize is zero.
3684 * doc/md.texi (Standard Pattern Names): Document it.
3686 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3687 (TARGET_PASS_BY_REFERENCE): Likewise.
3689 2005-11-07 Ian Lance Taylor <ian@airs.com>
3691 PR rtl-optimization/24683
3692 * config/i386/i386.c (legitimize_pic_address): If constant operand
3693 to PLUS is too large, put it in a register.
3695 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3697 * configure.ac: Enable checking assembler dwarf2 support for bfin
3699 * configure: Regenerate.
3701 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3705 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3706 gen_easy_vector_constant_add_self): Delete.
3707 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3709 (output_vec_const_move): Use gen_easy_altivec_constant.
3710 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3711 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3712 (easy_vector_constant_add_self): Rewritten.
3713 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3714 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3715 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3716 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3717 Macroize and adjust for the other changes.
3719 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3723 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3724 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3726 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3728 PR rtl-optimization/23567
3729 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3730 (noce_process_if_block): Don't do any optimizations except
3731 if (cond) x = x; if !set_b and write into orig_x may trap
3732 or fault. Remove the MEM_READONLY_P check.
3734 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3737 * tree-vrp.c (fix_equivalence_set): New.
3738 (extract_range_from_assert): Call it.
3740 2005-11-05 Ian Lance Taylor <ian@airs.com>
3743 * combine.c (apply_distributive_law): Don't distribute across a
3746 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3748 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3749 config/ms1/ms1.h, config/rs6000/predicates.md,
3750 config/s390/s390.c, params.def, postreload-gcse.c,
3751 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3752 tree-vrp.c, tree.c: Fix comment typos.
3753 * doc/invoke.texi: Fix typos.
3755 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3757 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3758 for testing whether the data_dependence_relation contains distance
3759 vectors. Iterate over all distance vectors of the ddr.
3760 * lambda.h: Define a vec of lambda_vector pointers.
3761 * tree-data-ref.c (dump_data_dependence_relation,
3762 dump_data_dependence_direction): Iterate over all distance and
3763 direction vectors of the ddr.
3764 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3766 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3767 of distance/direction vectors instead of a single one.
3768 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3769 lambda_vectors with a vec of lambda_vectors.
3770 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3771 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3772 DDR_NUM_DIST_VECTS): New.
3773 * tree-loop-linear.c (gather_interchange_stats): Test for the
3774 existence of distance vectors only after having checked that there
3775 is a dependence. Iterate over all distance vectors of the ddr.
3776 (linear_transform_loops): Use dump_data_dependence_relation.
3777 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3778 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3779 distance vectors of the ddr.
3781 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3783 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3784 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3785 IS_INTHANDLER; all callers changed.
3786 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3788 (do_link, do_unlink): New argument ALL; all callers changed.
3789 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3790 If function isn't leaf, save and restore all registers.
3791 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3794 2005-11-05 Jan Hubicka <jh@suse.cz>
3796 PR rtl-optimization/23490
3797 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3798 max-flow-memory-location): Document.
3799 * flow.c: Include params.h
3800 (MAX_MEM_SET_LIST_LEN): Kill.
3801 (add_to_mem_set_list): Use new param.
3802 * cse.c (cse_basic_block): Replace 1000 by new param.
3803 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3804 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3805 * predict.c (predict_loops): Use new param.
3806 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3808 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3809 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3810 Do not hold memory returned by cgraph_node_name across other call.
3812 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3815 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3818 2005-11-04 Jeff Law <law@redhat.com>
3821 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3822 * tree-ssa-dom.c: Include params.h.
3823 (thread_across_edge): If there are too many statements in the
3824 target block, then do not thread through it.
3825 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3826 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3828 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3831 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3832 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3834 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3837 * tree-scalar-evolution.c (instantiate_parameters_1,
3838 instantiate_parameters, resolve_mixers): Compute the size of an
3839 expression to be instantiated and give up the instantiation if the
3840 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3842 2005-11-04 Richard Guenther <rguenther@suse.de>
3844 * tree-flow.h (ref_contains_indirect_ref): Rename to
3845 array_ref_contains_indirect_ref.
3846 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3847 (array_ref_contains_indirect_ref): Make comment match the code
3849 (ref_contains_array_ref): Likewise.
3850 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3851 ref_contains_indirect_ref.
3852 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3853 Rename calls to ref_contains_indirect_ref.
3855 2005-11-04 Paul Brook <paul@codesourcery.com>
3857 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3858 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3859 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3860 * config/arm/arm.md: Use match_operand in peephole input templates
3861 and match_dup in peephole output templates.
3863 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3865 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3868 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3869 Daniel Jacobowitz <dan@codesourcery.com>
3871 * longlong.h (add_ssaaaa): Clobber condition code register
3873 (sub_ddmmss): Likewise.
3874 (umul_ppmm): Likewise.
3876 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3877 Paul Brook <paul@codesourcery.com>
3878 Phil Blundell <pb@reciva.com>
3880 * configure.ac: Add test for ARM TLS support.
3881 * configure: Regenerated.
3882 * config/arm/arm-protos.h (legitimize_tls_address)
3883 (arm_tls_referenced_p, tls_mentioned_p)
3884 (arm_output_addr_const_extra): New prototypes.
3885 (thumb_legitimize_pic_address): Delete.
3886 * config/arm/arm.c: Include "gt-arm.h".
3887 (enum tls_reloc): New.
3888 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3889 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3890 (arm_call_tls_get_addr, legitimize_tls_address)
3891 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3892 (arm_init_tls_builtins, arm_emit_tls_decoration)
3893 (arm_output_addr_const_extra): New functions.
3894 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3895 (TARGET_HAVE_TLS): Define.
3896 (target_thread_pointer): New.
3897 (arm_override_options): Handle -mtp=.
3898 (legitimize_pic_address): Ignore UNSPECs.
3899 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3901 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3902 (tls_get_addr_libfunc): New variable.
3903 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3904 (arm_init_builtins): Call arm_init_tls_builtins.
3905 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3906 (arm_encode_section_info): Call default_encode_section_info.
3907 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3908 (enum arm_tp_type): New.
3909 (target_thread_pointer): Add declaration.
3910 (LEGITIMATE_CONSTANT_P): Handle TLS.
3911 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3912 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3913 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3914 * config/arm/arm.md: Add UNSPEC_TLS.
3915 (movsi): Handle TLS.
3916 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3918 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3919 (load_tp_hard, load_tp_soft): New insns.
3920 * arm.opt: Add -mtp=.
3921 * doc/invoke.texi (ARM Options): Document -mtp.
3923 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3925 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3926 * config/arm/libunwind.S: Include "lib1funcs.asm".
3927 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3928 (LIB2ADDEH): Add libunwind.S.
3929 (LIB2ADDEHDEP): Add lib1funcs.asm.
3930 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3932 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3935 * gcc/c.opt: Add a -lang-fortran option.
3936 * gcc/c-opts.c: Add a lang_fortran flag.
3937 (c_common_init_options): Handling the -lang-fortran option.
3938 (c_common_handle_option): Add a case for Fortran options in
3939 preprocessing. Remove cases for -ffixed-form and
3940 -ffixed-line-length. Add a case for -lang-fortran.
3942 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3944 * config/rs6000/rs6000.c: Include params.h
3945 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3946 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3947 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3948 (UNSPEC_VPKUWSS): Delete.
3949 (altivec_vpkuhss): Delete.
3950 (altivec_vpkuwss): Delete.
3951 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3953 (neg_eq0<mode>): Remove final condition.
3954 (neg_eq<mode>): Remove condition and split-condition.
3956 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3958 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3959 Use associated print macros.
3961 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3964 * diagnostic.c (diagnostic_set_info_translated): New function.
3965 (diagnostic_set_info): Use it. Add comment.
3966 * diagnostic.h (diagnostic_set_info_translated): Declare.
3968 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3970 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3971 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3972 reference only if 'public' is true.
3973 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3974 emit the .hidden directive only if the indirect reference is public.
3975 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3976 Pass it to dw2_force_const_mem.
3977 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3978 * dwarf2out.c (output_cfi): Adjust calls to above function.
3979 (output_call_frame_info): Likewise.
3980 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3981 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3983 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3985 PR tree-optimization/24483
3986 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3987 field to elts if possible.
3989 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3992 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3995 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3997 Fix PR tree-optimization/24351
3999 * tree-ssa-structalias.c (struct variable_info): Add
4001 (get_varinfo_fc): New function to follow collapsing.
4002 (new_var_info): Set collapsed_to to NULL.
4003 (dump_constraint): Follow collapsing.
4004 (build_constraint_graph): Handle collapsing.
4005 (do_simple_structure_copy): Return false if something bad
4007 (collapse_rest_of_var): New function.
4008 (do_structure_copy): Collapse if do_simple_structure_copy returns
4011 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4014 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4015 expressions to a statement list instead of gimplifying them.
4017 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4019 PR rtl-optimization/23585
4020 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4021 that can't trap plus a constant integer, if the mode has zero size.
4023 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4026 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4028 ("*insv<mode>_reg_extimm"): Likewise.
4030 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4033 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4034 c_common_type_for_mode returns an unnamed type.
4036 2005-11-02 Richard Henderson <rth@redhat.com>
4040 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4041 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4042 * function.c (assign_parms): Use calls.internal_arg_pointer.
4043 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4045 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4046 (TARGET_CALLS): Add it.
4047 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4048 * targhooks.c (default_internal_arg_pointer): New.
4049 * targhooks.h (default_internal_arg_pointer): Declare.
4050 * tree.h (dwarf2out_reg_save_reg): Declare.
4051 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4052 * config/i386/i386.c (dbx_register_map): Add return column.
4053 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4054 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4055 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4056 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4057 (ix86_save_reg): Save force_align_arg_pointer.
4058 (ix86_emit_save_regs): Make regno unsigned.
4059 (ix86_emit_save_regs_using_mov): Likewise.
4060 (ix86_expand_prologue): Handle force_align_arg_pointer.
4061 (ix86_expand_epilogue): Likewise.
4062 * config/i386/i386.h: (dbx_register_map): Update.
4063 (dbx64_register_map, svr4_dbx_register_map): Update.
4064 (struct machine_function): Add force_align_arg_pointer.
4065 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4066 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4067 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4069 2005-11-02 Jan Hubicka <jh@suse.cz>
4072 * i386.md: Add peep2 for simplyfing array accesses.
4074 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4077 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4078 * config/s390/s390.c (s390_decompose_shift_count): New function.
4079 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4080 (print_shift_count_operand): Use s390_decompose_shift_count.
4081 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4082 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4084 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4087 * loop.c (loop_givs_rescan): Use force_operand to expand
4090 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4093 * fold-const.c (build_range_check): Use unsigned when signed
4094 overflow is undefined also. If etype is subtype, make sure that
4095 the subtraction is in the supertype.
4097 2005-11-02 Richard Henderson <rth@redhat.com>
4100 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4103 2005-11-01 Richard Henderson <rth@redhat.com>
4106 * loop.c (scan_loop): Do not propagate computations to a hard
4107 register destination with SMALL_REGISTER_CLASSES.
4109 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4111 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4112 costs for MULT inside PLUS or MINUS.
4114 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4116 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4117 (TRAMPOLINE_SIZE): Round up to 60.
4118 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4120 2005-10-31 James E. Wilson <wilson@specifix.com>
4123 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4124 ifdef. Put ifdefs around call in gen_subprogram_die.
4125 (compute_frame_pointer_to_cfa_displacement): Likewise.
4126 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4129 PR rtl-optimization/17356
4130 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4131 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4133 2005-10-31 Jan Hubicka <jh@suse.cz>
4136 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4139 * i386.c (legitimize_pic_address): Deal with large immediates.
4142 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4143 from symbol names while computing checkup.
4146 * predict.c (predict_loops): Do not estimate more than
4147 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4148 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4150 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4152 PR tree-optimization/19097
4153 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4155 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4157 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4159 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4162 * tree-inline.c (setup_one_parameter): If the init_stmt
4163 is NULL, don't insert the statement.
4165 2005-10-30 Jan Hubicka <jh@suse.cz>
4167 PR tree-optimization/24172
4168 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4170 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4172 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4173 constants for hosts with long != 32 bits.
4175 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4178 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4180 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4182 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4183 (TARGET_MS1_16_002): New.
4184 (TARGET_MS1_16_003): New.
4186 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4187 ("*decrement_and_branch_until_zero_no_clobber"): New.
4188 Add corresponding splitter for decrement_and_branch_until_zero
4190 Key all decrement_and_branch_until_zero patterns off of
4193 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4196 * tree-complex.c (extract_component): Treat RESULT_DECL
4197 like the rest of the decls.
4199 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4201 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4202 indirect call to _mcount if the function needs a static chain.
4204 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4205 Caroline Tice <ctice@apple.com>
4207 PR rtl-optimization/24460
4208 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4209 (dwarf2out_switch_text_section): Set it to true instead of
4210 incrementing separate_line_info_table_in_use.
4211 (output_loc_list): Additionally test have_switched_text_sections.
4212 (output_ranges): Likewise.
4213 (dwarf2out_finish): Likewise.
4214 * varasm.c (assemble_start_function): Do not call
4215 insert_section_boundary_note.
4216 (assemble_end_function): If flag_reorder_blocks_and_partition,
4217 switch to the function's section before emitting the .size directive.
4218 * bb-reorder.c (insert_section_boundary_note): Staticify.
4219 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4220 * output.h (insert_section_boundary_note): Delete.
4222 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4225 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4226 instead of pointer equality when comparing types.
4228 2005-10-24 James E. Wilson <wilson@specifix.com>
4230 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4231 add_dependence_list_and_free calls.
4233 2005-10-24 Steven Bosscher <stevenb@suse.de>
4235 * contrib.texi: Add the names of the LLNL folks who donated
4236 Cray pointer support for gfortran.
4238 2005-10-24 Steven Bosscher <stevenb@suse.de>
4240 PR tree-optimization/24225
4241 * profile.c (branch_prob): Look from end to start through a
4242 basic block when looking for a locus.
4244 2005-10-24 Richard Henderson <rth@redhat.com>
4246 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4248 (hppa_expand_prologue): Likewise.
4250 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4252 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4253 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4254 * pa.h (NO_PROFILE_COUNTERS): Define.
4255 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4256 (funcdef_nos): New vector to hold label numbers of deferred profile
4258 (output_deferred_profile_counters): New function.
4259 (hppa_profile_hook): Push label number onto funcdef_nos.
4260 (pa_hpux_file_end): Call output_deferred_profile_counters if
4261 NO_DEFERRED_PROFILE_COUNTERS is false.
4263 * pa-protos.h (get_deferred_plabel): New prototype.
4264 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4266 (output_call): Adjust calls.
4268 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4270 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4271 peculiarity of GOT/TOC section usage.
4273 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4276 * c-common.c (constant_string_class_name): Add documentation.
4278 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4281 * recog.c (peephole2_optimize): Increment peep2_current_count
4282 only when the slot is empty.
4284 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4287 * except.c (output_function_exception_table): Call
4288 assemble_external_libcall if we need a personality function.
4290 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4292 PR rtl-optimization/24460
4293 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4294 set the basic block for barriers.
4296 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4298 * var-tracking.c (vt_initialize): Initialize post.
4300 2005-10-21 Devang Patel <dpatel@apple.com>
4303 * c-common.c (vector_types_convertible_p): Check vector element type.
4305 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4307 * config/sh/sh.c (prepare_move_operands): Handle the address
4308 constant which is a tls symbolic address plus a constant.
4310 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4313 * gcc.c (main): Use the correct counter for erroring out
4314 about mulitple files.
4316 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4319 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4320 use r2 for 64-bit tls .got access.
4322 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4324 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4327 2005-10-20 Steven Bosscher <stevenb@suse.de>
4329 PR tree-optimization/24307
4330 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4332 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4335 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4337 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4338 is ready, stop marking functions, but still mark variables.
4340 2005-10-20 Richard Guenther <rguenther@suse.de>
4343 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4346 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4348 PR rtl-optimization/23585
4349 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4350 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4351 (may_trap_p_1): New predicate extracted from...
4352 (may_trap_p): ... here. Invoke may_trap_p_1.
4353 (may_trap_or_fault_p): New predicate.
4354 * rtl.h (may_trap_or_fault_p): Declare it.
4355 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4356 instead of may_trap_p.
4357 (steal_delay_list_from_fallthrough): Likewise.
4358 (fill_simple_delay_slots): Likewise.
4359 (fill_slots_from_thread): Likewise.
4360 * function.c (pad_to_arg_alignment): Rework comment about
4361 SPARC_STACK_BOUNDARY_HACK.
4362 * config/sparc/sparc.h: Likewise.
4364 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4366 * config/s390/s390.c (s390_expand_insv): New.
4367 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4368 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4369 ("icm_hi"): Remove mode attribute.
4370 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4372 ("*extracthi", "*extractqi"): Remove.
4373 (extv<mode>", "*extzv<mode>"): New.
4374 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4375 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4377 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4379 * cfgexpand.c (discover_nonconstant_array_refs_r,
4380 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4381 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4382 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4383 discover_nonconstant_array_refs.
4385 2005-10-19 Steven Bosscher <stevenb@suse.de>
4388 * c-decl.c (pop_scope): Don't warn about an unused variable
4389 if it is marked with TREE_NO_WARNING.
4390 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4391 somenow mismatch and olddecl is to be replaced.
4393 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4396 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4397 whether registers live on the edge can be saved/restored.
4399 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4401 * config/sh/sh.c (fixup_mova): Skip notes.
4403 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4405 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4406 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4407 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4408 (s390_initial_elimination_offset): Likewise.
4409 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4410 register on TARGET_ZARCH targets.
4411 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4412 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4413 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4414 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4416 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4418 * config/s390/s390.md: Comment describing output modifiers updated.
4419 * config/s390/s390.c (print_operand): Likewise.
4421 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4423 * config/s390/s390.c (override_options): Added check for -mstack-size
4425 * doc/invoke.texi: Mention that limit in the documenation.
4427 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4430 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4432 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4434 Fix PR tree-optimization/24231
4436 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4437 (compute_avail): Ditto.
4439 2005-10-18 Richard Henderson <rth@redhat.com>
4442 * config/i386/i386.c (legitimate_constant_p): Check
4443 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4445 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4446 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4447 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4449 (print_operand_address): Likewise.
4450 * config/i386/predicates.md (x86_64_immediate_operand): Test
4451 SYMBOL_REF_TLS_MODEL properly inside CONST.
4452 (x86_64_zext_immediate_operand): Likewise.
4453 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4454 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4455 * config/i386/i386-protos.h: Remove predicates.md entries.
4457 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4459 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4460 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4462 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4463 Ian Lance Taylor <ian@airs.com>
4466 * fold-const.c (fold_widened_comparison): Do not allow range based
4467 constant folding when right operand cannot be unwidened.
4469 2005-10-17 Richard Henderson <rth@redhat.com>
4471 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4472 with a memory clobber.
4474 2005-10-17 James E Wilson <wilson@specifix.com>
4476 PR rtl-optimization/17356
4477 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4478 checking for EDGE_EH.
4480 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4482 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4483 the slot on an even boundary for any type with 16-byte alignment.
4485 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4488 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4489 after register allocation.
4491 2005-10-17 DJ Delorie <dj@redhat.com>
4493 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4496 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4499 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4502 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4504 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4505 to 2 if it's already non-zero.
4506 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4507 is set and warn about it if flag_schedule_insns is 1.
4509 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4511 * config/crx/crx.md: Compare-and-branch instructions need to
4514 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4517 * config/i386/i386.md (*pushdi2_rex64 splitter)
4518 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4519 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4520 flow2 pass only when (optimize > 0 && flag_peephole2).
4522 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4525 * gcc.c (have_c): New static variable.
4527 (process_command): Remove declation of have_c.
4528 Set have_o to 1 when handling -o.
4529 (main): Add a fatel error if there are multiple
4530 files specified and -o and -c/-S is passed witout
4531 -combine or multiple languages.
4533 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4535 Fix PR tree-optimization/22444
4536 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4537 Assert that we don't hit something with subvars.
4538 (setup_pointers_and_addressables): Don't add things with subvars,
4539 because we'll already process the subvars for aliasing purposes.
4541 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4544 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4545 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4546 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4547 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4548 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4549 swapped, alternatives for the R constraint.
4552 * builtins.c (get_builtin_sync_mode): Make unlimited
4553 mode_for_size request.
4555 2005-10-15 Richard Henderson <rth@redhat.com>
4557 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4558 (gimplify_expr): ... here.
4559 (gimplify_compound_lval): Use it in initial scan loop. Allow
4560 fb_lvalue in base expression.
4562 2005-10-15 Richard Henderson <rth@redhat.com>
4565 * builtins.c (expand_builtin_trap): Export.
4566 * expr.h (expand_builtin_trap): Declare.
4567 * expr.c (expand_assignment): Emit a trap for integral offsets
4568 from registers that weren't reduced to bitpos.
4570 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4571 (mark_array_ref_addressable): Remove.
4572 * tree-flow.h (mark_array_ref_addressable): Remove.
4573 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4575 2005-10-15 James E Wilson <wilson@specifix.com>
4578 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4579 (add_dependence_list_and_free): Likewise.
4580 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4583 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4587 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4588 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4590 (vrp_visit_phi_node): Only prevent infinite iterations when
4591 the previous result and the new result are both VR_RANGEs.
4593 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4595 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4598 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4601 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4604 2005-10-14 Per Bothner <per@bothner.com>
4606 PR preprocessor/21250
4607 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4609 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4612 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4613 overflow flags. Refactor some conditionals.
4615 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4618 * tree-dfa.c (add_referenced_var): Only look at decls which
4619 have TREE_CONSTANT or TREE_READONLY set instead of if
4620 !TREE_PUBLIC or !TREE_CONSTANT.
4622 2005-10-13 James E Wilson <wilson@specifix.com>
4624 * doc/invoke.texi: For -x, add f95-cpp-input.
4625 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4627 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4629 PR tree-optimization/24262
4630 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4631 in loop all the time.
4633 2005-10-12 Richard Henderson <rth@redhat.com>
4636 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4637 * function.c (assign_parm_find_data_types): Don't support it.
4638 * print-tree.c (print_node): Likewise.
4639 * c-common.c (handle_transparent_union_attribute): Likewise.
4640 Use build_duplicate_type.
4641 * tree-inline.c (remap_type_1): Split out of remap_type;
4642 properly remap aggregate fields.
4643 (build_duplicate_type): New.
4644 * doc/extend.texi (Variable Attributes): Remove documentation
4645 for transparent_union.
4647 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4650 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4651 (gen_stack_pointer_dec): Likewise.
4653 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4657 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4659 (struct cxx): Add adjust_class_at_definition target hook.
4660 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4661 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4662 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4663 hook_void_tree. Add to TARGET_CXX.
4664 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4666 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4667 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4668 instead of attribute. Check for dllexport override. Warn if
4669 inconsistent dll linkage. Don't lose old dllimport if decl has
4670 had address referenced. Tweak lookup of dllimport atribute.
4671 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4672 for target specific rules. Don't add dllimport attribute if
4673 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4674 dllimport attribute.
4675 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4676 * varasm.c (initializer_constant_valid_p): Replace
4677 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4681 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4682 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4683 (i[34567]86-*-mingw32*): Likewise.
4685 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4686 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4688 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4689 C++-specific code. Change return value to bool.
4690 (i386_pe_dllimport_p): Likewise.
4691 (associated_type): Simplify and make language-independent
4692 (i386_pe_encode_section_info): Replace override of ambiguous
4693 dllimport symbol refs with a gcc_assert.
4694 (i386_pe_valid_dllimport_attribute_p): Define.
4695 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4696 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4697 i386_pe_adjust_class_at_definition.
4698 * config/i386/winnt-stubs.c: New file. Define stub versions of
4699 lang-specific functions.
4700 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4701 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4702 i386_pe_adjust_class_at_definition.
4703 (i386_pe_valid_dllimport_attribute_p): Declare.
4704 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4705 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4706 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4709 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4710 dllimport attribute with test of DECL_DLLIMPORT_P.
4712 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4714 * combine.c (make_extraction): Correct offset computation.
4716 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4718 * config/cris/t-linux (LIMITS_H_TEST): Define.
4720 2005-10-12 Richard Henderson <rth@redhat.com>
4723 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4725 2005-10-12 Richard Guenther <rguenther@suse.de>
4727 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4729 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4732 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4733 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4736 2005-10-12 Richard Guenther <rguenther@suse.de>
4739 * varasm.c (output_constant): Correct typo from previous
4742 2005-10-11 Ian Lance Taylor <ian@airs.com>
4744 PR rtl-optimization/13931
4745 * combine.c: Revert patch of 2003-05-14, and:
4746 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4747 completely killed in the appropriate insn.
4748 (distribute_notes): Don't skip multiple hard register test for
4749 elim_i1 and elim_i2.
4751 2005-10-11 Richard Henderson <rth@redhat.com>
4754 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4755 to initialize a transparent union instead of a nop_expr.
4757 2005-10-11 Richard Henderson <rth@redhat.com>
4759 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4760 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4761 (tree_ssa_dce_loop): Call scev_reset.
4764 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4765 * tree-ssa-dce.c: Include cfgloop.h.
4766 (tree_ssa_dce_loop, pass_dce_loop): New.
4767 * tree-pass.h (pass_dce_loop): Declare it.
4768 * passes.c (init_optimization_passes): Use it.
4770 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4773 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4774 Only apply the optimization for rounding builtins if the inner
4775 cast is also an extension.
4777 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4780 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4781 mark_new_vars_to_rename instead of update_stmt.
4783 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4785 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4787 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4789 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4790 for setting MMX register to 0 rather than mmx.
4792 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4795 * configure.ac: Move gas check from mips specific case to common case.
4796 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4797 * configure: Regenerate
4798 * doc/install.texi: Update.
4800 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4803 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4805 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4807 * gcc.c (do_spec_1): Accept numeric characters in file name
4810 2005-10-10 Nick Clifton <nickc@redhat.com>
4812 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4813 describing the deleted arm_gen_rotated_half_load function.
4815 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4817 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4820 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4822 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4824 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4825 (EXTRA_MULTILIB_PARTS): Define.
4826 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4827 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4828 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4829 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4830 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4831 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4833 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4835 PR tree-optimization/24226
4836 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4837 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4838 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4841 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4843 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4845 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4848 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4849 Rewrite for no need for the early clobber.
4851 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4853 Merge from csl-arm-branch:
4854 2005-09-07 Paul Brook <paul@codesourcery.com>
4855 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4858 2005-04-30 Paul Brook <paul@codesourcery.com>
4859 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4860 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4862 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4863 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4864 (arm_override_options): Use TARGET_AAPCS_BASED.
4865 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4866 (PTRDIFF_TYPE): Use int for AAPCS.
4867 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4868 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4869 (DEFAULT_SHORT_ENUMS): Delete.
4870 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4872 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4873 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4874 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4875 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4877 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4878 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4880 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4881 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4883 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4884 * config.gcc (arm*-*-linux-gnueabi): Add it.
4885 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4887 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4888 * config/arm/linux-eabi.h: New file.
4889 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4890 (LINUX_TARET_LINK_SPEC): Likewise.
4891 (LINK_SPEC): Use it.
4892 * config/arm/t-linux-eabi: New file.
4894 2005-10-08 Steven Bosscher <stevenb@suse.de>
4897 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4899 (PARAM_SMS_DFA_HISTORY): Likewise.
4901 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4904 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4905 (load_register_parameters): Call it.
4906 (check_sibcall_argument_overlap_1): Likewise.
4907 (store_one_arg): Likewise.
4909 2005-10-07 James E. Wilson <wilson@specifix.com>
4911 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4912 DImode not VECINT24 for operand 2.
4915 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4919 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4920 fr_spill): Use destination_operand for operand 0.
4922 2005-10-07 DJ Delorie <dj@redhat.com>
4924 * varasm.c (output_constant): Limit error to expanding
4927 2005-10-07 Richard Guenther <rguenther@suse.de>
4930 * fold-const.c (fold_binary): Fix operand types during folding
4931 of X op (A, Y). Evaluation order of the side-effects of
4932 X and A are frontend-defined, so ensure we honour that even for
4933 tcc_comparison class operands; eased by removing duplicate code.
4935 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4937 * stor-layout.c (layout_type): Do not allow alignment of array
4938 elements to be greater than their size.
4940 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4942 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4944 (hppa*-*-linux*): Ditto.
4945 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4946 * config/host-hpux.c: New.
4947 * config/x-hpux: New.
4948 * config/pa/x-hpux: Remove.
4949 * config/pa/x-linux: Remove.
4950 * config/pa/pa-host.c: Remove.
4952 2005-10-07 Jeff Law <law@redhat.com>
4954 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4955 determine whether or not to try and thread outgoing edges.
4957 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4959 * config/rs6000/rs6000.md (eqsi_power): New.
4960 (neg_eq0si): Add TARGET_POWER to final condition.
4963 2005-10-06 Richard Henderson <rth@redhat.com>
4965 * config/rs6000/rs6000.c: Revert last change.
4967 2005-10-06 Richard Henderson <rth@redhat.com>
4969 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4970 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4972 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4976 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4977 out return_label and naked_return_label.
4979 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4981 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4984 2005-10-06 Richard Henderson <rth@redhat.com>
4987 * tree-inline.c (declare_return_variable): Handle modify_dest not
4990 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4992 Fix PR tree-optimization/22488
4993 * tree-ssa-structalias.c (check_for_overlaps): New function.
4994 (create_variable_info_for): Use it.
4996 2005-10-06 Richard Henderson <rth@redhat.com>
4999 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5000 (dwarf2out_start_source_file): Print it.
5002 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5004 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5006 2005-10-06 Richard Henderson <rth@redhat.com>
5009 * mode-switching.c (optimize_mode_switching): Clear transp bit
5010 for block with incomming abnormal edges.
5012 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5013 (fpscr_set_from_mem): Use them.
5014 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5015 (fpscr postinc splitters): Rewrite as peephole2+split.
5017 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5019 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5020 (eq<mode>_compare): Same.
5022 2005-10-06 Richard Guenther <rguenther@suse.de>
5024 PR tree-optimization/24238
5025 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5027 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5029 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5030 here. Use AC_PATH_PROG for environment variables instead of
5032 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5034 * configure: Regenerated.
5036 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5039 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5040 then force it into a register.
5041 (call_value): Likewise.
5043 2005-10-06 Richard Henderson <rth@redhat.com>
5046 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5047 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5048 under pass_vectorize.
5050 2005-10-05 Devang Patel <dpatel@apple.com>
5053 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5054 handling constants. Check NAMESPACE_DECL context for constants.
5056 2005-10-05 Eric Christopher <echristo@apple.com>
5058 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5060 2005-10-05 Richard Henderson <rth@redhat.com>
5063 * tree-cfg.c (mark_array_ref_addressable_1): New.
5064 (mark_array_ref_addressable): New.
5065 * tree-flow.h (mark_array_ref_addressable): Declare.
5066 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5068 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5072 * reload.c (subst_reloads): When adding a REG_LABEL to a
5073 jump instruction, also update JUMP_LABEL.
5075 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5077 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5078 * bb-reorder.c (copy_bb_p): Use it.
5079 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5081 2005-10-05 Richard Henderson <rth@redhat.com>
5084 * toplev.c (process_options): Warn about unsupported combinations
5085 of unwind tables and omit-frame-pointer.
5086 * config/i386/i386.c (override_options): Similarly. Enable
5087 accumulate-outgoing-args if not explicitly disabled.
5089 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5091 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5092 Handle big endian vs. small endian.
5093 (vec_initv2sf): Handle big endian vs. small endian.
5094 (*vec_extractv2sf_1): Ditto.
5096 2005-10-05 Dale Johannesen <dalej@apple.com>
5098 * convert.c (convert_to_real): Don't convert
5099 (float)floor(double d) to floorf((float)d).
5101 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5103 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5105 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5107 PR tree-optimization/18587
5108 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5109 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5110 build_vuses): Change to VEC type.
5111 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5112 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5113 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5114 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5115 (get_name_decl): New. Return DECL_UID of base variable.
5116 (operand_build_cmp): New. qsort comparison routine.
5117 (operand_build_sort_virtual): New. Sort virtual build vector.
5118 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5119 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5120 (FINALIZE_BASE): Use get_name_decl.
5121 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5122 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5123 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5124 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5125 direct VEC_* manipulations.
5126 (build_ssa_operands): Call operand_build_sort_virtual.
5127 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5128 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5129 with direct VEC_* manipulations.
5130 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5131 with direct VEC manipulations.
5133 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5135 PR tree-optimization/21419
5136 PR tree-optimization/24146
5137 PR tree-optimization/24151
5139 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5140 (build_asm_expr): Call it if outputs are read-only.
5141 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5143 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5144 Paolo Bonzini <bonzini@gnu.org>
5148 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5149 enable the instructions and not just the built-ins.
5150 * doc/invoke.texi (x86 Options): Likewise.
5152 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5154 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5156 * doc/invoke.texi (Option Summary): Correct spelling
5157 of -mmacosx-version-min.
5159 2005-10-04 Devang Patel <dpatel@apple.com>
5161 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5164 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5166 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5167 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5169 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5171 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5172 ("TE","tg"): New mode attributes.
5173 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5174 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5175 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5176 dword_mode and one for GPRmode.
5178 2005-10-04 Ian Lance Taylor <ian@airs.com>
5180 PR preprocessor/13726
5181 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5182 any comments passed in.
5184 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5186 * tree.c (annotate_with_file_line): Fix typo.
5188 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5191 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5192 type used to access data in the inlined length == 1 case, use
5193 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5194 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5196 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5198 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5199 TARGET_SSE3 and only for TARGET_80387.
5200 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5201 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5202 Do not depend on TARGET_80387.
5204 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5206 * tree.c (last_annotated_node): Change type to location_t*.
5207 (annotate_with_file_line): Reflect the change of
5208 last_annotated_node type.
5210 2005-10-04 Richard Guenther <rguenther@suse.de>
5213 * c-decl.c (grokdeclarator): Don't write to fields
5216 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5219 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5221 * varasm.c (make_decl_rtl): If a register variable does not
5222 have a set user assmbler name, error out.
5223 Decode the asmspec is now name+1 bypassing '*'.
5225 2005-10-04 Steven Bosscher <stevenb@suse.de>
5227 PR tree-optimization/23049
5228 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5229 of a COND_EXPR is folded before calling fold on the whole rhs of a
5230 conditional assignment.
5231 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5232 document that a COND_EXPR may appear there.
5234 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5237 * tree-vrp.c (extract_range_from_assert): If the new numeric
5238 range created out of the assertion contradicts the existing
5239 numeric range of the ASSERT_EXPR variable, make the new range
5242 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5244 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5245 from T_REGS to FP register class.
5247 2005-10-03 Richard Henderson <rth@redhat.com>
5250 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5251 before creating a new one.
5253 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5255 * config/rs6000/t-aix43 (LDFLAGS): New.
5256 * config/rs6000/t-aix52 (LDFLAGS): New.
5258 2005-10-03 Ian Lance Taylor <ian@airs.com>
5260 * gimplify.c (find_single_pointer_decl_1): New static function.
5261 (find_single_pointer_decl): New static function.
5262 (internal_get_tmp_var): For a formal variable, set restrict base
5263 information if appropriate.
5264 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5266 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5267 (DECL_GET_RESTRICT_BASE): Define.
5268 (SET_DECL_RESTRICT_BASE): Define.
5269 (decl_restrict_base_lookup): Declare.
5270 (decl_restrict_base_insert): Declare.
5271 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5272 * tree.c (restrict_base_for_decl): New static variable.
5273 (init_ttree): Initialize restrict_base_for_decl.
5274 (copy_node_stat): Copy restrict base information.
5275 (decl_restrict_base_lookup): New function.
5276 (decl_restrict_base_insert): New function.
5277 (print_restrict_base_statistics): New static function.
5278 (dump_tree_statistics): Call print_restrict_base_statistics.
5280 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5283 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5284 case of anti-ranges.
5286 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5289 * c-typeck.c (tagged_tu_seen): Rename to ...
5290 (tagged_tu_seen_cache): this and add val field.
5291 (comptypes): Move functional to comptypes_internal
5292 and free tagged_tu_seen.
5293 (comptypes_internal): New function and call comptypes_internal
5294 instead of comptypes. Speed up by sibcalling
5295 tagged_types_tu_compatible_p.
5296 (alloc_tagged_tu_seen): New function
5297 (free_all_tagged_tu_seen_up_to): New function.
5298 (tagged_types_tu_compatible_p): Return the val of the seen two
5300 Add that the two types are the same to tagged_tu_seen_base
5301 if they are and call comptypes_internal instead of comptypes.
5302 <case UNION_TYPE>: Speed up common type where the fields are
5304 (function_types_compatible_p): Call comptypes_internal instead of
5306 (type_lists_compatible_p): Likewise.
5307 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5309 2005-10-02 Matthias Klose <doko@debian.org>
5311 * doc/invoke.texi: Fix typo and speling error.
5313 2005-10-01 Richard Henderson <rth@redhat.com>
5315 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5317 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5319 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5320 using --start-group and --end-group.
5322 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5324 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5325 FIXME note regarding quirky semantics.
5327 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5330 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5331 non-null range as a last resort.
5333 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5334 Diego Novillo <dnovillo@redhat.com>
5337 * tree-vrp.c (extract_range_from_assert): For !=
5338 assertions, only build an anti-range if LIMIT is a
5339 single-valued range.
5341 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5343 * arm.md (movqi): On thumb when optimizing, handle loading from
5344 memory by describing this as taking a subreg of a zero-extended load
5345 into an SImode register.
5348 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5350 * reload1.c (merge_assigned_reloads): Do not change any
5351 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5353 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5355 * Makefile.in (LIPO_FOR_TARGET): Define.
5356 (STRIP_FOR_TARGET): Define.
5358 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5359 before creating new ones. Do symlinks before creating the actual
5362 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5363 to work out which multilibs are actually being built.
5365 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5367 * tree-vect-transform.c, config/ms1/ms1.md,
5368 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5369 Follow spelling conventions.
5370 * doc/invoke.texi, doc/md.texi: Fix typos.
5372 2005-09-30 Andrew Macleod <amacleod@redat.com>
5374 PR tree-optimization/21430
5375 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5376 use operands, and set stmt pointer if need be.
5377 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5378 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5381 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5384 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5386 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5388 * optabs.c (expand_binop): Initialize first_pass_p.
5390 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5393 * c-decl.c (c_write_global_declarations_1): If any
5394 wrapup_global_declaration_2 call returned true, restart the loop.
5396 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5398 Fix PR tree-optimization/24117
5399 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5400 before considering whether to use anyoffset.
5402 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5406 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5408 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5410 (swap_commutative_operands_with_target): New.
5412 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5415 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5418 2005-09-29 Steven Bosscher <stevenb@suse.de>
5420 PR tree-optimization/23911
5421 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5422 and IMAGPART_EXPR too.
5424 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5427 * expmed.c (expand_shift): Move logic to reverse rotation
5428 direction when rotating by constants ...
5429 * optabs.c (expand_binop): ... here.
5430 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5431 (ix86_rotrdi3): New pattern.
5432 (rotldi3): Handle 32-bit mode.
5433 (ix86_rotldi3): New pattern.
5435 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5438 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5439 check for numbers that need no bit twiddle.
5441 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5443 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5444 multilib to be built.
5446 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5447 (stage1-start): Delete old libgcc and libunwind before moving
5448 anything into the stage directory.
5449 (stage2-start): Likewise.
5450 (stage3-start): Likewise.
5451 (stage4-start): Likewise.
5452 (stageprofile-start): Likewise.
5453 (stagefeedback-start): Likewise.
5454 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5455 header in tm_file and CPU-specific t-darwin in tmake_file.
5456 (i[34567]86-*-darwin*): Don't change tm_file.
5457 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5458 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5459 shared library stub for target OS version.
5460 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5461 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5462 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5463 (libgcc_s.%.dylib): New.
5465 (install-darwin-libgcc-stubs): New.
5466 (INSTALL_LIBGCC): New append.
5467 * config/i386/darwin-libgcc.10.4.ver: New.
5468 * config/i386/darwin-libgcc.10.5.ver: New.
5469 * config/i386/t-darwin: New.
5470 * config/rs6000/darwin-libgcc.10.4.ver: New.
5471 * config/rs6000/darwin-libgcc.10.5.ver: New.
5472 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5473 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5475 2005-09-28 Paul Brook <paul@codesourcery.com>
5477 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5480 2005-09-28 Richard Guenther <rguenther@suse.de>
5482 PR tree-optimization/23853
5483 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5484 host_integerp to verify misalignment value.
5486 2005-09-28 Richard Henderson <rth@redhat.com>
5488 * builtins.c (get_builtin_sync_mode): New.
5489 (expand_builtin_sync_operation): Pass in mode argument.
5490 (expand_builtin_compare_and_swap): Likewise.
5491 (expand_builtin_lock_test_and_set): Likewise.
5492 (expand_builtin_lock_release): Likewise.
5493 (expand_builtin): Update to match.
5495 2005-09-28 Nick Clifton <nickc@redhat.com>
5497 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5498 formatting. Add check to PLUS case to ensure that the offset is
5499 within an acceptable range.
5501 * config/v850/v850.md (casesi): Disable the generation of the
5502 switch pattern as it is not being handled properly at the moment.
5504 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5505 for when the high words are identical.
5507 2005-09-27 Richard Henderson <rth@redhat.com>
5509 * pretty-print.c (pp_base_format): Fix typo for %>.
5511 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5512 Devang Patel <dpatel@apple.com>
5514 PR tree-optimization/23625
5515 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5516 LABEL_EXPR, assertion check.
5518 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5520 * optabs.c (no_conflict_move_test): Check if a result of a
5521 to-be-moved insn would be clobbered by an originally
5524 2005-09-27 Jeff Law <law@redhat.com>
5526 * passes.c (init_optimization_passes): Replace copy propagation
5527 passes immediately after DOM with phi-only copy propagation
5528 pases. Add phi-only copy propagation pass after first DOM pass.
5529 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5530 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5531 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5532 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5533 to init_copy_prop. Callers updated.
5534 (do_phi_only_copy_prop): New function.
5535 (pass_phi_only_copy_prop): New pass descriptor.
5537 2005-09-27 Nick Clifton <nickc@redhat.com>
5539 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5541 2005-09-26 Jason Merrill <jason@redhat.com>
5544 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5546 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5548 2005-09-26 James E Wilson <wilson@specifix.com>
5550 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5551 copyright. Add gcc copyright plus libgcc exception.
5552 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5554 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5556 2005-09-26 Jeff Law <law@redhat.com>
5558 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5559 about when to iterate.
5561 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5564 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5565 for __complex__ double in -mcpu=G5 mode.
5567 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5569 PR tree-optimization/23942
5570 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5571 * tree-scalar-evolution.c: Include params.h.
5573 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5574 follow_ssa_edge_in_condition_phi_branch,
5575 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5576 Change return type to t_bool. Use a parameter to limit the size of
5577 trees that are walked before stopping
5578 (analyze_evolution_in_loop): Initialize the limit to 0.
5579 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5580 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5582 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5585 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5586 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5588 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5590 * combine.c (make_extraction): Check for valid use of subreg.
5592 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5595 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5596 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5597 ("fist<mode>2_with_temp"): Use only register operands.
5599 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5601 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5602 CALL_INSN_FUNCTION_USAGE.
5604 2005-09-26 Richard Guenther <rguenther@suse.de>
5607 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5608 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5609 (ldst_entry): Use the hashtable instead of list-walking.
5610 (find_rtx_in_ldst): Likewise.
5611 (free_ldst_entry): Free the hashtable.
5612 (compute_ld_motion_mems): Create the hashtable.
5613 (trim_ld_motion_mems): Remove entry from hashtable if
5614 removing it from list.
5615 (compute_store_table): Likewise^2.
5616 (store_motion): Free hashtable in case we did not see
5619 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5621 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5622 and arg1 if we are passing them to fold_build2.
5624 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5627 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5630 2005-09-25 Richard Henderson <rth@redhat.com>
5632 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5633 SYMBOL_REF_TLS_MODEL to be correct.
5635 2005-09-24 Richard Henderson <rth@redhat.com>
5637 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5638 end of function. Reindent.
5640 2005-09-24 Ian Lance Taylor <ian@airs.com>
5642 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5643 NEGATE_EXPR/BIT_NOT_EXPR case.
5645 2005-09-24 Richard Henderson <rth@redhat.com>
5647 * c-common.c (handle_mode_attribute): When not modifying in place,
5648 create subtypes for enumerations.
5649 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5650 * gimplify.c (create_tmp_from_val): Likewise.
5652 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5654 * config/i386/i386.md (*tls_global_dynamic_64,
5655 *tls_local_dynamic_base_64): Add missing mode to call.
5656 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5658 2005-09-24 Jan Hubicka <jh@suse.cz>
5660 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5661 (cgraph_clone_node): Likewise.
5662 * cgraph.h (cgraph_clone_edge): Update prototype.
5663 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5664 duplicated prototypes; add updating argument.
5665 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5666 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5668 (cgraph_mark_inline_edge): Likewise.
5669 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5670 (cgraph_flatten_node): Likewise.
5671 (cgraph_decide_recursive_inlining): Likewise.
5672 (cgraph_decide_inlining_of_small_function): Likewise.
5673 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5675 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5676 Pete Steinmetz <steinmtz@us.ibm.com>
5678 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5679 (rldic.): Set type to "compare".
5681 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5682 mfjmpr for MFCTR/MFLR.
5683 (movdf_hardfloat64): Same.
5684 (movdf_softfloat64): Same. Correct order of store and move types.
5685 (movti_string): Set type to store_ux/load_ux.
5686 (load_multiple): Set type to load_ux.
5687 (store_multiple): Set type to store_ux.
5688 (movmemsi): Set type to store_ux.
5689 (output_cbranch direct_return): Set type to jmpreg.
5690 (stmw): Set type to store_ux.
5691 (lmw): Set type to load_ux.
5692 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5693 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5694 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5695 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5696 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5697 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5698 (rios1-fpstore): Increase latency to 3.
5699 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5700 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5702 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5703 Andrew Pinski <pinskia@physics.uc.edu>
5705 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5706 operand2 constraint to "b".
5707 (sync_<fetchop_name>di_internal): Same.
5708 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5710 (sync_old_<fetchop_name>di_internal): Same.
5711 (sync_new_<fetchop_name>si_internal): Same.
5712 (sync_new_<fetchop_name>di_internal): Same.
5714 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5717 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5718 case, define as macros.
5720 PR rtl-optimization/23837
5721 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5722 clobber / clobber match between dest and p->first.
5724 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5725 (no_conflict_move_test): Update comments.
5727 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5729 * doc/install.texi: Update URL for Jacks.
5730 * doc/sourcebuild.texi: Likewise.
5732 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5735 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5736 registers when choosing register preferences.
5737 (movdf_hardfloat64): Same.
5739 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5741 * expmed.c (expand_shift): Don't use the target of the rotate as
5742 target for the first expanded shift insn.
5743 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5745 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5747 PR tree-optimization/22438
5748 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5749 preserved iv rhs rewriting specially.
5751 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5753 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5754 estimate_only is true.
5755 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5756 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5757 tree-ssa-structalias.c
5758 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5759 ref_contains_indirect_ref.
5760 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5762 2005-09-21 DJ Delorie <dj@redhat.com>
5764 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5766 (mn10300_return_in_memory): Support variable size types also.
5767 (mn10300_pass_by_reference): Likewise.
5768 (mn10300_function_value): New.
5769 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5770 (FUNCTION_OUTGOING_VALUE): Likewise.
5771 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5772 * doc/invoke.texi: Document it.
5774 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5777 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5778 force integer op1 into register for XFmode compares.
5780 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5783 * expmed.c (alg_code): Add alg_impossible.
5784 (alg_hash_entry): Add cost.
5785 (synth_mult): Record alg_impossible in the hash table if
5786 multiplication by a given integer is impossble within the
5787 limit. Speed up using alg_impossible.
5789 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5791 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5792 argument. Allow and set any offset if needs_anyoffset is passed
5794 (get_constraint_for): Add argument here too.
5796 (do_structure_copy): Pass NULL to get_constraint_for.
5797 (handle_ptr_arith): Ditto.
5798 (find_func_aliases): Ditto.
5800 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5802 PR rtl-optimization/23898
5803 * output.h (get_attr_min_length): Declare.
5804 * final.c (get_attr_length_1): New function, broken out of:
5806 (get_attr_min_length): New function.
5807 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5808 (duplicate_computed_gotos): Likewise.
5809 * genattr.c (insn_min_length): Generate declaration.
5810 * genattrtab.c (min_fn, min_attr_value): New functions.
5811 (make_length_attrs): Generate insn_min_length.
5813 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5815 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5817 2005-09-20 Richard Henderson <rth@redhat.com>
5819 PR tree-optimization/24059
5820 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5823 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5825 * c.opt (fextended-identifiers): New.
5826 * c-opts.c (c_common_handle_option): Handle
5827 -fextended-identifiers.
5828 * doc/cpp.texi: Update documentation of extended identifiers.
5829 * doc/cppopts.texi (-fextended-identifiers): Document.
5831 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5833 PR tree-optimization/23929
5834 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5837 PR tree-optimization/23818
5838 * tree-stdarg.c (execute_optimize_stdarg): Call
5839 calculate_dominance_info.
5841 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5843 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5844 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5845 (compute_overlap_steps_for_affine_1_2): Use
5846 get_number_of_iters_for_loop.
5847 (analyze_subscript_affine_affine): Check whether difference is
5849 Use get_number_of_iters_for_loop.
5850 Check whether overlap occurs outside of bounds.
5851 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5853 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5855 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5856 base register if possible.
5858 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5860 PR tree-optimization/18463
5861 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5862 converting it directly is not possible.
5863 (chrec_convert_aggressive): New function.
5864 * tree-chrec.h (chrec_convert_aggressive): Declare.
5865 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5866 Fold chrec conversions aggressively if asked to.
5867 (instantiate_parameters): Modified because of changes in
5868 instantiate_parameters_1.
5870 2005-09-19 Richard Henderson <rth@redhat.com>
5872 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5873 (reduc_splus_v2df): New.
5875 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5877 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5878 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5880 2005-09-19 Richard Henderson <rth@redhat.com>
5882 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5885 2005-09-19 Richard Henderson <rth@redhat.com>
5887 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5888 (ia64_expand_dot_prod_v8qi): New.
5889 * config/ia64/ia64-protos.h: Update.
5890 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5891 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5892 sdot_prodv8qi, sdot_prodv4hi): New.
5893 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5895 2005-09-19 Richard Henderson <rth@redhat.com>
5898 * real.c (exact_real_truncate): Return false if the format cannot
5899 represent the number as a normal.
5901 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5902 for a memory source.
5904 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5906 * tree-ssa-operands.c (swap_tree_operands): Export.
5907 * tree.h (swap_tree_operands): Declare.
5908 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5909 Call swap_tree_operands.
5911 2005-09-19 Richard Henderson <rth@redhat.com>
5913 * tree-flow.h (merge_alias_info): Declare.
5914 * tree-ssa-copy.c (merge_alias_info): Export.
5915 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5916 (vect_create_data_ref_ptr): Use create_iv directly.
5917 (vectorizable_load): Use correct types for integer constants.
5918 (vect_generate_tmps_on_preheader): Likewise.
5919 (vect_gen_niters_for_prolog_loop): Likewise.
5921 2005-09-19 Steven Bosscher <stevenb@suse.de>
5923 PR rtl-optimization/23943
5924 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5926 2005-09-18 Jan Hubicka <jh@suse.cz>
5928 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5930 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5932 * varasm.c (output_constant): Do not abort on conversions to union
5933 types between different sizes.
5935 2005-09-18 Richard Guenther <rguenther@suse.de>
5938 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5941 2005-09-18 Paul Brook <paul@codesourcery.com>
5943 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5945 2005-09-17 Richard Henderson <rth@redhat.com>
5947 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5948 * tree-ssa-loop.c (pass_vect_dce): Remove.
5949 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5952 2005-09-17 Richard Henderson <rth@redhat.com>
5954 * tree-pass.h (pass_vect_dce): Declare.
5955 * passes.c (init_optimization_passes): Add it.
5956 * tree-flow.h (tree_ssa_dce): Declare.
5957 * tree-ssa-dce.c (tree_ssa_dce): Export.
5958 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5959 (gate_tree_vectorize): ... here.
5960 (pass_vect_dce): New.
5962 2005-09-17 Jan Hubicka <jh@suse.cz>
5964 * except.c (struct eh_status): Turn region_array into vec.
5965 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5966 convert_from_eh_region_ranges, find_exception_handler_labels,
5967 current_function_has_exception_handlers, assign_filter_values,
5968 build_post_landing_pads, dw2_build_landing_pads,
5969 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5970 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5971 foreach_reachable_handler, can_throw_internal_1,
5972 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5974 (duplicate_eh_region_1): Update region_array.
5975 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5977 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5980 * expmed.c (expand_mult): Substitute simple register for op0 when
5983 2005-09-17 Richard Henderson <rth@redhat.com>
5985 * expr.c (emit_move_via_integer): Add force argument, pass it on
5986 to emit_move_change_mode. Update callers.
5987 (emit_move_complex): Pass true to new force argument.
5988 * function.c (expand_function_end): Move expand_eh_return call
5989 earlier. Merge sub-word complex values into a pseudo before
5990 copying to the return hard register.
5992 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5994 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5995 between different sizes.
5997 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6001 * passes.c (init_optimization_passes): Register dump files for
6004 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6006 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6007 * config/s390/s390.c (s390_overlap_p): New function.
6008 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6009 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6012 2005-09-16 Richard Guenther <rguenther@suse.de>
6014 * ipa-pure-const.c (static_execute): Free auxiliar information.
6015 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6016 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6018 2005-09-15 DJ Delorie <dj@redhat.com>
6020 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6022 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6024 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6026 (swap_commutative_operands_with_target): New.
6028 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6030 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6033 (estimate_iters_using_array): New function.
6034 * tree-data-ref.h (estimate_iters_using_array): Prototype
6035 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6036 Use estimate_iters_using_array instead of analyze_array.
6038 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6040 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6043 2005-09-15 Michael Matz <matz@suse.de>
6045 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6047 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6049 PR tree-optimization/23835
6050 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6051 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6053 2005-09-14 Richard Henderson <rth@redhat.com>
6055 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6056 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6058 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6060 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6061 in the ARRAY_TYPE case.
6063 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6065 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6067 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6070 * tree-vect-transform.c (vectorizable_operation): Return false for
6071 scalar shift operations and for vector shift operations with
6072 non-invariant shift arguments. Use scalar tree operand op1 as
6073 a shift operand when vector shift insn pattern uses scalar shift
6075 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6077 2005-09-14 Olivier Hainque <hainque@adacore.com>
6079 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6080 value if it has side-effects.
6082 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6085 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6087 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6089 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6090 passed as NAME as if it were label at start of function code.
6092 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6094 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6097 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6099 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6100 as early clobber. Rewrite so the PIC register is not implicitly used.
6102 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6104 * tree.c (annotate_with_file_line): Compare line numbers before
6107 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6110 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6111 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6113 2005-09-13 Ian Lance Taylor <ian@airs.com>
6115 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6116 than a HOST_WIDEST_INT to gen_doloop_begin.
6118 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6120 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6122 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6124 PR tree-optimize/23817
6125 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6127 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6130 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6131 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6132 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6133 (restore_stack_nonlocal): Likewise.
6134 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6136 2005-09-12 Ian Lance Taylor <ian@airs.com>
6139 * c.opt (ffriend-injection): New C++ option.
6140 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6141 (C++ Dialect Options): Document -ffriend-injection.
6143 2005-09-12 Josh Conner <jconner@apple.com>
6146 * ipa-reference.c (static_execute): Don't mark variables in
6147 named sections TREE_READONLY.
6149 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6151 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6154 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6156 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6157 V_MUST_DEF instead of just the first_use_p.
6158 Don't mark the virtual variables for renaming on the statement which
6160 (pass_dse): Remove TODO_update_ssa.
6162 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6165 * stor-layout.c (compute_record_mode): For records with a single
6166 field, actually check the field's mode size against the type size.
6168 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6169 registers for TARGET_SHMEDIA.
6170 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6171 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6172 of GENERAL_REGS and FP_REGS.
6174 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6176 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6178 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6180 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6181 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6182 are omitted. Exclude stack_tie insn too.
6184 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6186 PR rtl-optimization/23098
6187 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6189 * config/rs6000/rs6000.md (movdf splitter): Use
6190 const_double_operand predicate for TARGET_POWERPC64.
6191 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6192 SYMBOL_REF method to ABI_V4.
6194 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6195 replace_equiv_address.
6196 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6197 rs6000_sr_alias_set and MEM_NOTRAP.
6198 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6200 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6202 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6203 handle CALL_EXPR again.
6205 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6207 * arm/predicates.md (alignable_memory_operand): Delete.
6209 2005-09-10 Richard Henderson <rth@redhat.com>
6212 * dbxout.c (dbxout_expand_expr): New.
6213 (dbxout_symbol): Use it.
6215 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6217 * arm.c (arm_gen_rotated_half_load): Delete.
6218 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6219 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6220 (thumb_set_return_address): Likewise.
6221 (thumb_load_double_from_address): Use adjust_address.
6222 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6223 (extendhsisi2_mem, movhi_bytes): Use change_address.
6224 (movhi): Use widen_memory_access.
6225 (reload_out_df): Use replace_equiv_address.
6226 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6228 2005-09-09 Richard Henderson <rth@redhat.com>
6231 * dbxout.c: Include expr.h.
6232 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6233 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6234 * Makefile.in (dbxout.o): Add EXPR_H.
6236 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6238 PR tree-optimization/23509
6239 * tree-cfg.c (replace_uses_by): Use replace_exp.
6240 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6241 pointers have name_mem_tag or type_mem_tag set.
6243 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6245 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6246 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6247 of wrongly accessing operands.
6249 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6251 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6252 * tree-chrec.c: Include tree-scalar-evolution.h.
6253 (chrec_convert): Instantiate the base and step before calling
6254 scev_probably_wraps_p that would fail on parametric evolutions.
6255 Collect all the fails into a single section failed_to_convert,
6256 print a diagnostic, and return chrec_dont_know instead of calling
6258 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6259 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6261 (scev_const_prop): Don't replace the definition of a loop closed ssa
6262 phi node by itself, or by another loop closed ssa phi node.
6263 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6264 that base and step are defined.
6266 2005-09-09 Richard Guenther <rguenther@suse.de>
6269 * fold-const.c (fold_ternary): Check truth_value_p before
6270 calling invert_truthvalue.
6272 2005-09-09 Nick Clifton <nickc@redhat.com>
6274 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6275 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6276 dimension of these arrays.
6277 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6279 * longlong.h: Only provide a prototype for the __clz_tab[] array
6280 if this header has not been included from libgcc2.h.
6281 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6283 Provide prototypes for exported functions.
6284 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6287 2005-09-08 Josh Conner <jconner@apple.com>
6291 * expr.c (expand_expr_addr_expr_1): Don't invoke
6292 expand_simple_binop for EXPAND_INITIALIZER.
6294 2005-09-08 Richard Henderson <rth@redhat.com>
6297 * toplev.c (wrapup_global_declaration_1): Split out ...
6298 (wrapup_global_declaration_2): ... from ...
6299 (wrapup_global_declarations): ... here. Return bool.
6300 (check_global_declaration_1): Split out ...
6301 (check_global_declarations): from here.
6302 (emit_debug_global_declarations): New.
6303 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6304 check_global_declaration_1, emit_debug_global_declarations): Declare.
6305 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6306 of decls. Call wrapup_global_declaration_1,
6307 wrapup_global_declaration_2, check_global_declaration_1 directly.
6308 (c_write_global_declarations_2): New.
6310 (c_write_global_declarations): Call c_write_global_declarations_2.
6311 * langhooks.c (write_global_declarations): Call
6312 emit_debug_global_declarations.
6314 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6315 remove decls that have DECL_RTL_SET_P.
6316 * passes.c (rest_of_decl_compilation): Invoke
6317 cgraph_varpool_finalize_decl for all but functions.
6319 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6321 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6322 the result of a conversion if the new min and max cannot be compared.
6324 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6326 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6327 (override_options): Setting s390_sr_alias_set removed.
6328 (save_fpr, save_gprs): Set alias set to vararg or frame.
6329 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6330 s390_sr_alias_set with get_frame_alias_set ().
6331 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6332 get_varargs_alias_set ().
6334 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6338 * c-parser.c (c_parser_objc_method_definition): If the next
6339 token is not "{", error out and don't start the function.
6341 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6343 * tree-vrp.c (extract_range_from_expr): Move the check for non
6344 nullness after the check for gimple invariant.
6346 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6348 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6350 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6353 * config/m32r.md (movmemsi_internal): Canonicalize order of
6354 operands in PLUS component of template.
6356 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6358 * reload1.c (fixup_eh_region_note): Remove assertion.
6359 (fixup_abnormal_edges): Reverted removal of call to
6360 find_many_sub_basic_blocks made on 2005-08-31.
6362 2005-09-07 Richard Henderson <rth@redhat.com>
6364 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6365 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6366 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6367 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6368 rearrange for better packing.
6369 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6370 (lookup_cfa_1): Remove inline marker.
6371 (cfa_equal_p): Split out of ...
6372 (def_cfa_1): ... here. Use INVALID_REGNUM.
6373 (build_cfa_loc): Handle !cfa->indirect.
6374 (frame_pointer_cfa_offset): New.
6375 (dbx_reg_number): Assert register elimination performed; do
6376 leaf register remapping.
6377 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6378 (eliminate_reg_to_offset): New.
6379 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6380 for verifiably local stack frame addresses; re-base to CFA.
6381 (mem_loc_descriptor): Remove can_use_fbreg argument.
6382 (concat_loc_descriptor, loc_descriptor): Likewise.
6383 (containing_function_has_frame_base): Remove.
6384 (rtl_for_decl_location): Don't do register elimination or
6385 leaf register remapping here.
6386 (secname_for_decl): Split out from ..
6387 (add_location_or_const_value_attribute): ... here.
6388 (convert_cfa_to_loc_list): New.
6389 (compute_frame_pointer_to_cfa_displacement): New.
6390 (gen_subprogram_die): Use them.
6391 * tree.h (frame_base_decl): Remove.
6392 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6393 (prologue_stack_adjust): Remove.
6394 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6395 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6396 (set_frame_base_location): Remove.
6397 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6398 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6399 (vt_add_function_parameters): Don't eliminate_regs.
6400 (vt_initialize): Don't create frame_base_decl.
6402 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6404 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6405 version of GNU binutils for 4.x and later.
6407 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6409 * ggc-page.c (ggc_push_context): Remove.
6410 (ggc_pop_context): Likewise.
6411 * ggc.h (ggc_push_context): Remove.
6412 (ggc_pop_context): Likewise.
6414 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6417 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6418 returning from an interrupt handler.
6420 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6423 * config/arc/arc.c (output_shift): Add check for loop count when
6426 2005-09-06 Steven Bosscher <stevenb@suse.de>
6428 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6430 (abs_replacement): Likewise.
6431 (pass_phiopt): Remove TODO_update_ssa.
6433 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6436 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6437 if "return with no value, in function returning non-void" warning
6439 * tree-cfg.c (execute_warn_function_return): Don't look at
6440 RETURN_EXPRs with TREE_NO_WARNING set.
6443 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6444 for internal functions doesn't use registers used by global registers
6445 variables. Use fewer register parameters if there are global register
6448 2005-09-06 Olivier Hainque <hainque@adacore.com>
6449 Eric Botcazou <ebotcazou@adacore.com>
6452 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6453 when we would be extracting outside its bit span (bitpos+bitsize
6454 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6455 Ada unchecked conversions.
6457 2005-09-06 Steven Bosscher <stevenb@suse.de>
6459 * tree-ssa-pre.c (try_look_through_load): New function.
6460 (compute_avail): Use it to try to look through loads for some
6461 more useful expressions.
6463 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6465 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6466 condition for detecting cases like (a&a) and (a^a).
6468 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6470 * common.opt: Add option ftree-vect-loop-version.
6471 * params.def: Add --param vect-max-version-checks.
6472 * doc/invoke.texi: Document ftree-vect-loop-version and
6473 --param vect-max-version-checks.
6474 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6475 may_misalign_stmts and defines for accessors.
6476 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6477 LOOP_VINFO_MAY_MISALIGN_STMTS.
6478 (destroy_loop_vec_info): VEC_free for
6479 LOOP_VINFO_MAY_MISALIGN_STMTS.
6480 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6481 Update documentation.
6482 (vect_update_misalignment_for_peel): New.
6483 (vect_enhance_data_refs_alignment): Update to choose loop
6484 peeling or loop versioning if appropriate for the (potentially)
6485 unaligned data references in the loop.
6486 (vect_analyze_data_refs_alignment): Remove call to
6487 vect_enhance_data_refs_alignment so the checks can be done
6489 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6490 and move up call to vect_analyze_data_refs_alignment.
6491 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6492 (vect_transform_loop): Add call to loop_version.
6494 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6496 PR rtl-optimization/23098
6497 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6498 * simplify-rtx.c (constant_pool_reference_p): New function.
6499 * rtl.h (constant_pool_reference_p): New prototype.
6500 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6501 constant_pool_reference_p in condition and
6502 avoid_constant_pool_reference in preparation statements.
6504 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6506 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6507 STRICT_LOW_PART SETs.
6509 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6512 * except.c (sjlj_emit_function_enter): Find the function begin
6513 note even when it's not in first basic block.
6515 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6517 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6518 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6519 * aclocal.m4: Regenerate.
6521 2005-09-05 DJ Delorie <dj@redhat.com>
6523 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6526 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6528 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6529 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6530 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6531 Follow spelling conventions.
6532 * doc/invoke.texi: Follow spelling conventions.
6534 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6536 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6537 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6538 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6540 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6543 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6544 (output_stack_adjust): Use gen_tmp_stack_mem.
6545 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6546 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6547 (sh_get_pr_initial_val): Likewise.
6548 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6549 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6550 * sh.md (divsi_inv_m0): Use gen_const_mem.
6551 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6552 (movdf_i4+1): Use gen_tmp_stack_mem.
6553 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6554 (fpu_switch+2): Likewise.
6555 (movv4sf_i, movv16sf_i): Use adjust_address.
6556 (symGOT_load): Set MEM_NOTRAP_P bit.
6558 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6561 * pa.c (emit_move_sequence): Fix typo in last change.
6563 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6565 PR rtl-optimization/23454
6566 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6569 2005-09-03 Richard Henderson <rth@redhat.com>
6570 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6573 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6576 2005-09-02 Nicolas Pitre <nico@cam.org>
6578 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6579 to bit_count to 32 bits.
6581 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6584 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6585 generating synthetic loads from volatile lvalues.
6587 005-09-02 Nick Clifton <nickc@redhat.com>
6589 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6590 __ctzhi2, __clzhi2): New functions.
6592 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6595 * tree-nested.c (struct var_map_elt): Mark with GTY.
6596 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6598 (lookup_field_for_decl): Allocate new element in GC memory.
6599 (lookup_tramp_for_decl): Likewise.
6600 (convert_nl_goto_reference): Likewise
6601 (create_nesting_tree): Allocate info in GC memory. Likewise for
6603 (free_nesting_tree): Free with ggc_free instead of free.
6604 (root): New static variable.
6605 (lower_nested_functions): Remove root as local variable. And zero out
6606 root at the end of the function.
6608 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6610 PR rtl-optimization/20365
6611 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6612 to short. New member ix.
6613 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6614 (simplify_plus_minus): Initialize ix members before calling qsort.
6616 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6618 PR tree-optimization/23626
6619 * tree-cfg.c (replace_uses_by): Clean up eh info.
6621 2005-09-01 DJ Delorie <dj@redhat.com>
6623 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6626 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6628 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6629 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6632 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6634 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6635 do not issue warning for a variable definition following
6638 2005-09-01 Richard Henderson <rth@redhat.com>
6641 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6642 conversion to CONST_VECTOR.
6644 2005-09-01 Richard Henderson <rth@redhat.com>
6647 * reload1.c (reload_as_needed): Check !CALL_P before calling
6648 fixup_eh_region_note.
6649 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6651 2005-09-01 DJ Delorie <dj@redhat.com>
6653 * varasm.c (output_constant): Let the target resolve
6654 conversions of addresses to non-default pointer sizes.
6656 2005-09-01 Nicolas Pitre <nico@cam.org>
6658 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6659 to alow matching ARM pre-indexed addressing mode.
6660 (arm_override_options): Remove now irrelevant comment.
6662 2005-09-01 Phil Edwards <phil@codesourcery.com>
6664 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6665 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6666 * config/i386/vxworks.h: Likewise.
6667 * config/i386/t-vxworksae: New file, for VxWorks AE.
6668 * config/i386/vxworksae.h: Likewise.
6670 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6672 PR tree-optimization/23410
6673 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6674 sequence is not wrapping during the first step.
6676 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6679 * dwarf2out.c (base_type_die): Compare char_type_node with
6680 TYPE_MAIN_VARIANT (type), not type.
6682 2005-09-01 Richard Guenther <rguenther@suse.de>
6684 PR tree-optimization/15366
6685 * common.opt: Add -finline-functions-called-once.
6686 Put -fearly-inlining in alphabetically ordered place.
6687 * doc/invoke.texi: Document new option.
6688 * ipa-inline.c (cgraph_decide_inlining): Honour
6689 flag_inline_functions_called_once.
6691 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6693 PR rtl-optimization/23478
6694 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6695 (alloc_qty): Initialize it.
6696 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6697 (combine_regs): Combine also n_throwing_calls_crossed fields.
6698 (find_free_reg): Don't attempt to caller-save pseudos crossing
6699 calls that might throw.
6700 * global.c (struct allocno): Add throwing_calls_crossed field.
6701 (global_alloc): Revert 2005-08-22 change. Initialize
6702 throwing_calls_crossed.
6703 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6706 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6709 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6710 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6711 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6712 (and64_2_operand): Tweak to use predicate.
6713 (and_operand): Adjust for mask_operand changes.
6714 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6715 (print_operand): Likewise.
6716 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6717 (mask64_1or2_operand): Delete.
6718 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6719 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6720 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6721 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6722 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6723 (rotldi3_internal4): Likewise.
6724 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6725 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6726 (ashldi3_internal7): Likewise.
6727 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6728 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6729 (anddi3 split): Don't match mask64_operand.
6730 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6731 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6732 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6733 't' splitter predicate.
6734 (movdi_internal64 + 2): Revert 2005-06-11 change.
6736 2005-08-31 DJ Delorie <dj@redhat.com>
6738 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6739 (m32c_asm_integer): Add support for 32 bit pointers.
6741 2005-08-31 Richard Henderson <rth@redhat.com>
6743 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6744 component-like references for setting MEM_NOTRAP_P.
6746 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6747 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6749 2005-08-31 Richard Henderson <rth@redhat.com>
6751 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6752 into a pseudo before applying gen_lowpart.
6754 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6756 * doc/install.texi (Specific): Update cctools version required
6757 for full functionality.
6758 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6759 linkers as -macosx_version_min.
6761 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6764 * sh.c (print_operand, %R and %S): Add handling of floating point
6765 registers, memory, constants and invalid operands.
6767 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6769 * ipa-pure-const.c: Change dump name.
6771 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6774 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6775 to "reg_or_0_operand".
6776 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6778 2005-08-31 Dale Johannesen <dalej@apple.com>
6780 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6781 loops that count down.
6783 2005-08-31 Richard Henderson <rth@redhat.com>
6786 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6787 (fixup_eh_region_note): New.
6788 (reload_as_needed): Call it.
6789 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6790 don't call find_many_sub_basic_blocks; call verify_flow_info.
6791 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6792 (keep_stack_depressed): Likewise.
6793 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6795 2005-08-31 Richard Henderson <rth@redhat.com>
6797 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6800 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6802 * expr.c (expand_expr_real_1): Compare size of address
6803 mode to target's address mode size in deciding expansion of
6804 the constant address.
6806 2005-08-31 Richard Guenther <rguenther@suse.de>
6809 * expr.c (all_zeros_p): New function.
6810 (expand_expr_real_1): Handle the case of an all-zero
6811 non-addressable constructor separately.
6813 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6815 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6816 arguments, adjust all callers.
6817 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6819 2005-08-30 Richard Henderson <rth@redhat.com>
6822 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6823 whenever the mode sizes match.
6825 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6827 * calls.c (load_register_parameters): Fix comment typo.
6828 * expr.c (emit_push_insn): Comment formatting.
6830 2005-08-30 Ian Lance Taylor <ian@airs.com>
6832 * config/i386/x-cygwin (host-cygwin): Change dependency from
6833 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6835 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6837 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6840 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6843 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6844 call to ggc_collect.
6846 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6849 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6850 beginning. Remove $(INCLUDES) from all the rules, if following
6851 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6853 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6856 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6857 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6858 not constant, but maxlen is, don't set len to maxlen, rather
6859 set maxlen to len if len is a constant.
6861 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6863 PR tree-optimization/23475
6864 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6867 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6869 Fix PR middle-end/22455
6871 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6872 Checksum only the parts of the tree that exist for the tree code.
6874 2005-08-28 Dale Johannesen <dalej@apple.com>
6876 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6878 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6880 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6882 2005-08-28 Richard Henderson <rth@redhat.com>
6884 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6885 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6888 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6891 * builtins.c (get_memory_rtx): Don't strip nops
6892 in between COMPONENT_REFs.
6894 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6897 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6899 (gimplify_modify_expr): Check for zero sized types and gimplify the
6900 rhs and lhs as statements.
6902 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6905 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6906 state for return address column of signal frames.
6908 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6911 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6912 bytes >= 2 not bytes == 2.
6913 (expand_block_move): Same.
6915 2005-08-27 Richard Guenther <rguenther@suse.de>
6918 * config/i386/sse.md (sse2_movsd): Add missing closing
6921 2005-08-27 Paul Brook <paul@codesourcery.com>
6923 * genrecog.c (enum decision_type): Add DT_num_insns.
6924 (struct decision_test): Add u.num_insns.
6925 (add_to_sequence): Add DT_num_insns test.
6926 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6927 (write_cond, debug_decision_2): Ditto.
6928 (change_state): Assume peep2_next_insn never fails.
6929 Remove "afterward" argument.
6930 (write afterward, write_tree): Update to match.
6931 * recog.c (peep2_current_count): New variable.
6932 (peep2_next_insn): Check it.
6933 (peephole2_optimize): Set peep2_current_count.
6934 * recog.h (peep2_current_count): Declare.
6936 2005-08-26 Josh Conner <jconner@apple.com>
6939 * ipa-pure-const.c (check_tree): Check for volatile-ness
6940 when considering a dereference.
6942 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6944 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6946 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6948 PR rtl-optimization/23561
6949 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6950 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6951 at most LEN bytes long memory fits into the field.
6952 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6953 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6954 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6956 2005-08-26 Richard Henderson <rth@redhat.com>
6959 * loop.c (biased_biv_may_wrap_p): New.
6960 (maybe_eliminate_biv_1): Use it to suppress non-equality
6961 comparison transformations. Delete disabled code.
6963 2005-08-26 Ian Lance Taylor <ian@airs.com>
6965 * combine.c (make_extraction): Avoid reference outside object.
6967 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6969 * stor-layout.c (finalize_type_size): Restore behaviour for
6970 non-aggregate types to the status quo ante of the patch for
6971 pr 23467. Document why it matters.
6973 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6976 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6977 array by one element, initialize the BT_LAST element with NULL.
6979 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6981 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6982 optimizing for size.
6984 (compare_plus_eqsi): Same.
6985 (plus_eqsi_compare): Same.
6986 (neg_eq0<mode>): Same.
6987 (neg_eq<mode>): Same.
6989 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6992 2005-08-26 Nick Clifton <nickc@redhat.com>
6994 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6995 TARGET_EP is not defined.
6996 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6997 TARGET_EP is enabled.
6998 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6999 * config/v850/v850.md (save_all_interrupt): Only use the EP
7000 register if TARGET_EP is defined.
7001 (restore_all_interrupt): Likewise.
7002 * config/v850/lib1funcs.asm: Update functions so that the EP
7003 register is only used if __EP__ is defined.
7005 2005-08-26 David Ung <davidu@mips.com>
7007 * config/mips/mips.c (mips_expand_prologue): Handle case when
7008 generating for MIPS16 and the outgoing argument area is more than
7009 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7012 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7014 * config/crx/crx.md: Make doloop_end pattern usage controllable
7015 via mloop-nesting=<max-nesting> command line switch. Make sure
7016 the combiner cannot use doloop_end_<mode> in an illegal way.
7017 * config/crx/crx.c: Use regs up to r6 for argument passing.
7018 Refine crx_address_cost (non cst4 displacements are expensive).
7019 * config/crx/crx.opt: Add switch for mloop-nesting=.
7021 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7023 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7024 (UNSPEC_MVST): New constant.
7026 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7028 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7029 Reject operands containing eliminable registers.
7030 * testsuite/gcc.dg/20050825-1.c: New testcase.
7032 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7033 Jan Hubicka <jh@suse.cz>
7035 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7037 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7039 PR tree-optimization/23546
7040 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7043 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7045 * params.def (PARAM_MIN_SPEC_PROB): New.
7046 * sched-rgn.c (MIN_PROBABILITY): Delete.
7047 (compute_trg_info): Convert to PARAM_VALUE.
7048 * doc/invoke.texi (param): Document min-spec-prob.
7050 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7052 * config/darwin.h: define __PIC__
7053 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7054 TARGET_OS_CPP_BUILTINS macro.
7056 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7058 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7061 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7063 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7065 * cfghooks.c (duplicate_block): Added position where to place
7066 new block as argument.
7067 * cfghooks.h (duplicate_block): Declaration changed.
7068 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7070 * cfglayout.h (copy_bbs): Declaration changed.
7071 * cfgloop.h (loop_version): Declaration changed.
7072 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7073 position to copy_bbs.
7074 (loop_version): Pass position to duplicate_loop_to_header_edge.
7075 Add place_after argument and position new blocks according to
7077 * modulo-sched.c (sms_schedule): Pass place_after argument
7079 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7080 * tree-cfg.c (split_edge_bb_loc): New function.
7081 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7082 to determine position of new blocks.
7083 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7085 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7086 argument to duplicate_block.
7087 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7088 Pass position to copy_bbs.
7090 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7092 * fold-const.c (ptr_difference_const): Use
7093 cst_and_fits_in_hwi instead of host_integerp.
7095 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7097 * config/darwin.c (gen_pic_offset): New.
7098 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7101 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7103 PR tree-optimization/23486
7104 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7106 2005-08-23 Phil Edwards <phil@codesourcery.com>
7108 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7109 remove use_collect2.
7110 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7112 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7113 configuration files to override the default value.
7115 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7116 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7117 * config/vx-common.h: New file, split out from...
7118 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7119 * config/vxworksae.h: New file, for VxWorks AE.
7120 * config/vxworks.opt: New file.
7121 * config/vxlib.c: Update for VxWorks 6.
7123 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7124 other MULTILIB_* variables appropriately.
7125 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7126 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7127 * config/rs6000/vxworks.h: Update for VxWorks 6.
7128 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7130 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7133 * config/darwin.c (machopic_select_section): Remove the hack to
7134 mark "::operator new" and "::operator delete" for coalescing
7135 even though they are not weak.
7137 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7139 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7140 * configure: Regenerate.
7142 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7145 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7147 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7148 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7151 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7153 * config/rs6000/predicates.md (equality_operator): New.
7154 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7155 comparison with a large constant.
7157 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7159 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7161 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7163 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7164 registers is even, and we have a hardware double precision fp,
7166 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7167 size of current argument when checking if argument was passed in
7170 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7173 * stor-layout.c (finalize_type_size): Dont override
7174 existing alignment with a smaller alignment from the mode.
7176 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7178 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7179 * lambda.h (lambda_vector_lexico_pos): ... here.
7180 * tree-data-ref.c (build_classic_dist_vector): Return false when
7181 the distance vector is lexicographically negative.
7183 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7185 PR tree-optimization/23511
7186 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7187 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7189 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7191 PR tree-optimization/22043
7192 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7193 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7194 If ALLOW_FLEXARR, handle types ending with flexible array member.
7195 Pass false as second argument to recursive count_type_elements calls.
7196 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7197 argument to count_type_elements call.
7198 * tree-sra.c (decide_block_copy): Likewise.
7199 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7200 for a constant-sized object, set cleared as well. Pass true as
7201 second argument to count_type_elements call.
7203 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7206 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7207 from legitimate_small_data_p, and make global. Update use.
7208 Remove forward declaration.
7209 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7211 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7213 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7215 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7216 of scratch intermediates.
7217 (eq<mode>_compare): Same.
7218 (neg_eq0<mode>): New.
7219 (neg_eq<mode>): Convert to define_insn_and_split.
7221 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7224 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7225 stdarg functions, set/clear the fp marker even when no variable
7227 * config/rs6000/sysv4.opt (mprototype): Describe.
7229 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7231 PR rtl-optimization/23478
7232 * regs.h (reg_info): Add throw_calls_crossed.
7233 (REG_N_THROWING_CALLS_CROSSED): Define.
7234 * flow.c (allocate_reg_life_data): Initialize
7235 REG_N_THROWING_CALLS_CROSSED.
7236 (propagate_one_insn, attempt_auto_inc): Update
7237 REG_N_THROWING_CALLS_CROSSED.
7238 * global.c (global_alloc): Don't allocate pseudos across
7239 calls that may throw.
7241 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7244 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7245 value is inbetween the range if we did not find an exact match.
7247 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7249 * doc/invoke.texi (Option Summary): Add ms1 options.
7250 * doc/extend.texi: Document interrupt handler attribute for ms1.
7251 * doc/md.texi: Document ms1 constraints.
7252 * config.gcc: Add ms1-*-elf.
7253 * config/ms1/ms1.h: New.
7254 * config/ms1/ms1.c: New.
7255 * config/ms1/ms1.md: New.
7256 * config/ms1/ms1-protos.h: New.
7257 * config/ms1/ABI.txt: New.
7258 * config/ms1/crti.asm: New.
7259 * config/ms1/crtn.asm: New.
7260 * config/ms1/lib2extra-funcs.c: New.
7261 * config/ms1/t-ms1: New.
7262 * config/ms1/ms1.opt: New.
7264 2005-08-22 Ira Rosen <irar@il.ibm.com>
7266 * config/rs6000/altivec.md (xorv4sf3): New.
7267 (negv4sf2, neg<mode>2): Likewise.
7269 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7272 * config/ia64/ia64.md (divsi3): Check divide by zero.
7273 (udivsi3): Likewise.
7275 (udivdi3): Likewise.
7277 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7279 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7280 up to elem_bitsize bits, not max_bitsize.
7282 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7284 PR tree-optimization/23433
7285 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7286 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7288 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7290 PR tree-optimization/23434
7291 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7292 the iteration bound is not an INTEGER_CST.
7294 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7296 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7297 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7298 NULL if need_epilog_adjust is false.
7299 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7300 Case 3 always peels first itration, not just for PLUS case, and no need
7301 to use scalar_initial_def here. Create an epilog adjustment only if
7302 scalar_initial_def is not NULL.
7304 (vectorizable_reduction): Remove assert.
7306 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7309 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7310 (__moddi3): Likewise.
7311 (__udivdi3): Likewise.
7312 (__umoddi3): Likewise.
7313 (__divsi3): Likewise.
7314 (__modsi3): Likewise.
7315 (__udivsi3): Likewise.
7316 (__umodsi3): Likewise.
7318 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7320 * tree-pass.h (TDF_GRAPH): Define.
7321 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7322 * passes.c (finish_optimization_passes): Only call
7323 finish_graph_dump_file if TDF_GRAPH is set.
7324 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7325 NULL. Set TDF_GRAPH bit.
7326 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7328 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7330 * arm.h (arm_stack_offsets): Add locals_base field.
7331 * arm.c (arm_get_frame_offsets): Compute it.
7332 (thumb_compute_initial_elimination offset): Make the Thumb frame
7333 pointer point to the base of the local variables.
7334 (thumb_expand_prologue): Update accordingly.
7335 (thumb_expand_epilogue): Likewise.
7337 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7338 mode of clobbered scratch to DImode. Handle a case that's known to
7341 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7343 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7344 (gt0<mode>_compare): Delete.
7345 (neg_gt0<mode>): Delete.
7347 2005-08-19 Eric Christopher <echristo@apple.com>
7349 * optabs.h: Change CTI_ to COI_.
7352 2005-08-19 James E Wilson <wilson@specifix.com>
7354 * builtins.c (expand_builtin_return_addr): Set
7355 current_function_accesses_prior_frames when count != 0. Use
7356 frame_pointer_rtx when count == 0.
7357 * function.h (struct function): Add accesses_prior_frames field.
7358 (current_function_accesses_prior_frames): Define.
7359 * reload1.c (init_elim_table): Check
7360 current_function_accesses_prior_frames.
7361 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7363 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7365 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7366 indicator. Return true if the flowgraph changed during
7369 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7372 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7373 conditional expression before testing its value.
7375 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7377 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7379 2005-08-19 Devang Patel <dpatel@apple.com>
7381 PR tree-optimization/23048
7382 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7383 third parameter. Check whether latch is dominated by exit
7385 (if_convertible_loop_p): Supply exit block itself to
7386 if_convertible_bb_p.
7388 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7391 * arm.md (arm_load_pic_register): Change argument to the mask of
7392 saved registers. Call thumb_find_work_register if we need a
7393 scratch register on Thumb.
7394 (arm_expand_prologue): Pass empty register set to
7395 arm_load_pic_register.
7396 (thumb_expand_prologue): Pass live_regs_mask directly to
7397 arm_load_pic_register.
7398 * arm-protos.h (arm_load_pic_register): Update prototype.
7400 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7402 * sh.c (find_sole_member): New function.
7403 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7404 if the record's alignment is larger than the size of its only member.
7406 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7409 * arm.c (thumb_legitimize_reload_address): New function.
7410 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7411 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7413 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7415 * config/crx/crx.c: Implement crx_decompose_address. Reject
7416 symbolic displacements since CRX register relative adressing
7417 mode can't handle unsigned 32-bit values as displacements.
7418 * config/crx/crx.h: Simplify definitions, remove redundant
7419 parenthesis and obsolete macros.
7420 * config/crx/crx.opt: Add new switch for debugging addresses.
7421 * config/crx/crx-protos.h: Add new declarations for above.
7423 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7426 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7429 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7431 * collect2.c (dup2): Delete.
7432 * configure.ac: Don't check for dup2.
7434 * config.in, configure: Regenerate.
7436 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7438 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7439 record with the type of its only member.
7441 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7443 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7444 define_insn_and_split.
7445 (plus_ltu<mode>_compare): Same.
7446 (gtu<mode>_compare): Same.
7447 (plus_gtu<mode>_compare): Same.
7449 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7451 PR tree-optimization/22228
7452 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7454 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7455 are recorded in vect_vnames_to_rename for renaming.
7456 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7457 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7458 in vect_vnames_to_rename.
7459 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7460 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7462 2005-08-18 Jan Hubicka <jh@suse.cz>
7465 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7466 info only for local statics, not for member variables.
7468 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7470 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7472 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7474 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7476 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7479 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7481 2005-08-17 James E Wilson <wilson@specifix.com>
7483 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7486 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7488 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7489 (leu<mode>_compare): Same.
7490 (plus_leu<mode>): Same.
7491 (neg_leu<mode>): Same.
7492 (and_neg_leu<mode): Same.
7493 (ltu<mode>_compare): Same.
7494 (plus_ltu<mode>): Same.
7496 (geu<mode>_compare): Same.
7497 (plus_geu<mode>): Same.
7498 (neg_geu<mode>): Same.
7499 (and_neg_geu<mode>): Same.
7500 (plus_gt<mode>): Same.
7501 (gtu<mode>_compare): Same.
7502 (plus_gtu<mode>): Same.
7504 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7506 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7507 Move call_table_data to end. Delete spurious .text.
7508 (callt_save_all_interrupt): Fix comment typo.
7510 2005-08-17 James E Wilson <wilson@specifix.com>
7511 Kevin Winchester <winchester@amirix.com>
7514 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7516 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7519 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7520 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7522 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7524 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7525 record with the type of its only member if the modes don't match.
7527 * varasm.c (decode_reg_name): Skip empty additional register names.
7529 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7531 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7532 lsm_tmp_name_length): New.
7533 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7534 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7536 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7537 Andreas Krebbel <krebbel1@de.ibm.com>
7539 * config.gcc: Added z9-109 switch.
7540 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7541 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7542 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7543 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7544 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7545 for "z9_109" cpu attribute.
7546 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7547 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7548 (s390_handle_arch_option): Added z9-109 switch.
7549 (override_options): Set respective cost function for z9-109.
7550 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7551 (legitimate_reload_constant_p): Accept extended immediates.
7552 (print_operand): Three new output modifiers added: k, m and o.
7553 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7554 (s390_output_mi_thunk): Use extended immediate when possible.
7555 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7556 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7557 (CONSTRAINT_LEN): Added length of O constraint.
7558 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7559 * config/s390/s390.md ("cpu"): New value z9_109 added.
7560 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7561 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7562 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7563 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7564 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7565 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7566 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7567 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7568 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7569 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7570 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7571 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7572 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7573 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7574 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7576 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7577 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7578 insns for TARGET_EXTIMM.
7580 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7582 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7584 2005-08-17 Nick Clifton <nickc@redhat.com>
7586 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7587 Call default_encode_section_info.
7589 2005-08-17 Steven Bosscher <stevenb@suse.de>
7591 PR tree-optimization/21574
7592 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7593 constant, return CONSTANT.
7594 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7595 (ccp_fold, visit_assignment): Likewise.
7596 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7598 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7600 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7601 fold_buildN instead of buildN then fold_initializer or fold.
7602 (build_unary_op): Likewise.
7603 (build_binary_op): Likewise.
7604 * fold-const.c (fold_initializer): Remove.
7605 (fold_build1_initializer): New function.
7606 (fold_build2_initializer): New function.
7607 (fold_build3_initializer): New function.
7608 * tree.h (fold_initializer): Remove.
7609 (fold_build1_initializer): New function.
7610 (fold_build2_initializer): New function.
7611 (fold_build3_initializer): New function.
7613 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7615 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7616 (try_move_mult_to_index): Call fold_build2 instead of build2.
7617 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7618 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7619 fold_binary_to_constant.
7620 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7622 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7623 check if A == gcd (A, B). Remove TYPE argument.
7624 (analyze_offset) Use fold_build2 instead of fold (build.
7625 (create_data_ref): Likewise.
7626 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7627 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7630 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7632 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7633 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7635 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7638 * gimplify.c (zero_sized_type): New function.
7639 (gimplify_modify_expr_rhs): If we have a zero sized type,
7640 replace the statement with an empty statement.
7642 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7644 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7647 2005-08-16 Ian Lance Taylor <ian@airs.com>
7649 * doc/tm.texi (Label Output): Correct typo.
7651 2005-08-16 Steven Bosscher <stevenb@suse.de>
7654 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7655 force_operand will work later on using have_insn_for.
7657 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7659 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7661 2005-08-16 Ian Lance Taylor <ian@airs.com>
7664 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7665 vector type, don't try to construct it element by element. Add an
7666 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7668 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7670 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7672 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7674 * doc/invoke.texi (Precompiled Headers): Document some more options
7675 which are known to be safe.
7677 2005-08-16 James E Wilson <wilson@specifix.com>
7679 PR tree-optimization/21105
7680 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7681 TREE_OVERFLOW check.
7683 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7685 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7686 (neg_ltu<mode>): Same.
7688 (neg_gtu<mode>): Same.
7690 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7692 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7693 (fold_builtin_isdigit): Use fold_buildN.
7694 (build_function_call_expr): Likewise.
7695 * c-typeck.c (c_finish_loop): Likewise.
7697 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7698 Richard Shann <rshann@superh.com>
7700 PR middle-end/20396:
7701 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7703 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7705 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7707 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7710 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7711 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7714 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7717 * fold-const.c (build_range_check): Disable optimization for function
7718 pointer expressions on targets that require function pointer
7721 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7723 * simplify-rtx.c (simplify_const_relational_operation): When
7724 extracting arguments of a COMPARE, recompute the mode as well.
7726 2005-08-15 Ian Lance Taylor <ian@airs.com>
7728 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7730 2005-08-15 DJ Delorie <dj@redhat.com>
7732 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7734 (movsi_splittable): Allow, but split, moves to the stack.
7735 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7738 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7740 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7741 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7742 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7744 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7745 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7746 Delete HOST_PTR_PRINTF.
7748 * configure, config.in: Regenerate.
7750 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7752 * config/rs6000/rs6000.md (QHSI): New mode macro.
7753 (wd): Extend mode attr for QImode and HImode
7754 (dbits): New mode attr.
7755 (zero_extend<mode>di2): Convert to mode macro.
7757 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7760 * doc/invoke.texi (-mgnu-ld): Update description.
7763 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7766 * Makefile.in (tree-chrec.o): Depends on real.h.
7767 * tree-chrec.c: Include real.h.
7768 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7769 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7770 * tree-scalar-evolution.c (add_to_evolution_1,
7771 interpret_rhs_modify_expr): Ditto.
7773 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7776 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7777 step is negative compute the estimation from init downwards to zero.
7779 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7781 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7783 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7785 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7787 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7788 Accept double-word constants that can be split.
7789 * config/s390/s390.md ("movti"): Use 'P' constraint.
7790 ("*movdi_31", "*movdf_31"): Likewise.
7792 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7794 Fix PR tree-optimization/22615
7796 * tree-ssa-structalias.c (solution_set_add): Handle
7797 first_vi_for_offset returning NULL.
7798 (do_da_constraint): Ditto.
7799 (do_sd_constraint): Ditto.
7800 (do_ds_constraint): Ditto
7801 (find_func_aliases): Ditto.
7802 (build_constraint_graph): RHS is allowed be ANYTHING.
7803 (first_vi_for_offset): Return NULL if we couldn't find anything at
7806 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7808 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7809 over memory as first operand.
7811 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7814 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7815 available for setting it.
7817 2005-08-14 Ira Rosen <irar@il.ibm.com>
7819 PR tree-optimization/23320
7820 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7821 data-refs' types instead of base object nullness. Add check for
7822 pointer type data-refs before first location comparison. Remove
7825 2005-08-14 Andreas Schwab <schwab@suse.de>
7827 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7829 2005-08-13 James E Wilson <wilson@specifix.com>
7831 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7832 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7833 -fstack-protector-all, --param ssp-buffer-size): Document.
7834 (-Wvariadic-macros): Alphabetize.
7835 (-fsched-stalled-insns-dep): Add missing 'f'.
7837 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7840 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7842 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7843 or indirect address operand.
7844 (EXTRA_ADDRESS_CONSTRAINT): New.
7845 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7847 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7849 PR tree-optimization/22236
7850 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7851 successors and predecessors.
7852 * tree-chrec.c (chrec_convert): Before converting, check that
7853 sequences don't wrap.
7854 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7855 (analyze_array): Extern.
7856 (find_data_references_in_loop): Remove call to
7857 compute_estimated_nb_iterations.
7858 * tree-data-ref.h (analyze_array): Declared.
7859 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7860 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7861 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7862 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7864 * tree-ssa-loop-ivcanon.c: Fix documentation.
7865 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7866 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7867 (infer_loop_bounds_from_undefined): New.
7868 (estimate_numbers_of_iterations_loop): Use
7869 infer_loop_bounds_from_undefined.
7870 (used_in_pointer_arithmetic_p): New.
7871 (scev_probably_wraps_p): Pass an extra parameter. Call
7872 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7873 (convert_step): Fix documentation.
7874 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7875 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7876 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7877 scev_probably_wraps_p.
7879 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7881 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7882 (s390_register_info): Ignore clobbered_regs information for fixed
7883 registers, and only fixed registers.
7884 (s390_init_frame_layout): Remove redundant call.
7886 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7888 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7889 description of -Wold-style-casts.
7891 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7892 Jakub Jelinek <jakub@redhat.com>
7894 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7895 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7896 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7897 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7898 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7899 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7900 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7901 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7902 ("stack_protect_set", "stack_protect_test"): New expanders.
7903 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7904 "stack_protect_testdi"): New insn definitions.
7906 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7908 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7910 2005-08-12 Paul Brook <paul@codesourcery.com>
7912 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7914 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7916 * config/s390/predicates.md (setmem_operand): New predicate.
7917 (shift_count_operand): Accept ANDs with special constants as
7919 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7920 with special constants.
7921 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7922 shift_count_operand with setmem_operand.
7924 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7926 * config/s390/s390.c (s390_extract_part, s390_single_part):
7928 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7929 (s390_output_mi_thunk): Don't use lg on 31 bit.
7930 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7931 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7933 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7935 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7936 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7937 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7938 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7939 with one of the new macros.
7941 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7943 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7944 Don't set save_return_addr_p.
7945 (s390_register_info): Make clobbered_regs not depending on
7948 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7950 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7951 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7953 2005-08-11 James E. Wilson <wilson@specifix.com>
7955 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7957 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7959 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7960 locations gathered by var-tracking in single entry loc_list
7961 over loc_descriptor_from_tree.
7963 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7964 pass it down to loc_descriptor.
7965 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7966 (containing_function_has_frame_base): Move earlier in the file.
7967 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7968 instead of always assuming fbreg can't be used.
7970 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7972 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7973 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7974 Accept address wrapped in AND for Altivec.
7975 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7976 Strip AND wrapping offset address for Altivec.
7978 2005-08-11 Richard Henderson <rth@redhat.com>
7981 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7982 before using TYPE_IS_SIZETYPE.
7984 2005-08-11 Richard Henderson <rth@redhat.com>
7987 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7988 insn types not present on ev4.
7989 (alphaev5_insn_pipe): Similarly.
7991 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7994 * arm.c (arm_override_options): If the user has selected callee-super-
7995 interworking, then enable normal interworking.
7997 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7999 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8002 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8004 * doc/rtl.texi: Fix two typos.
8006 2005-08-11 Richard Guenther <rguenther@suse.de>
8009 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8010 cases where we call to/from functions returning void.
8012 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8015 * tree.c (build_pointer_type_for_mode): Robustify.
8017 2005-08-10 James E Wilson <wilson@specifix.com>
8019 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8020 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8022 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8025 2005-08-10 Eric Christopher <echristo@apple.com>
8027 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8028 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8031 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8034 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8035 for the high part when generating dynamic-no-pic code.
8037 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8039 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8040 (x86_64-*-linux*): Likewise.
8042 * config/i386/crtfastmath.c: New file.
8043 * config/i386/t-crtfm: Likewise.
8045 * config/i386/linux.h (ENDFILE_SPEC): New.
8046 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8048 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8051 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8053 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8054 (vec_shl, vec_shr): Document new operations.
8055 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8057 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8059 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8060 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8061 change predicate to indexed_or_indirect_address.
8063 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8065 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8066 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8067 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8068 and __aeabi_uwrite8.
8069 * config/arm/unaligned-funcs.c: New file.
8070 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8072 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8074 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8076 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8077 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8079 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8080 * final.c (pass_shorten_branches): Add dump.
8081 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8082 (pass_life): Rename dump.
8083 (rest_of_handle_flow2): Remove initial verify_flow_info.
8084 * function.c (pass_instantiate_virtual_regs): Add dump.
8085 * integrate.c (pass_initial_value_sets): Add dump.
8086 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8087 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8088 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8089 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8090 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8091 gate_rtl_unrool_and_peel_loops): New.
8092 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8093 rtl_doloop): Do not look at flags.
8094 * mode-switching.c (pass_mode_switching): Add dump.
8095 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8096 pass_split_before_regstack): Add dump.
8097 * regmove.c (pass_stack_adjustments): Add dump.
8098 * tree-optimize.c (pass_fixup_cfg): Add dump.
8100 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8103 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8104 deciding which instruction sequence to use.
8106 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8108 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8109 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8111 2005-08-09 Richard Guenther <rguenther@suse.de>
8113 * c-common.c (builtin_function_2): Remove.
8114 (def_builtin_1): New function.
8115 (c_common_nodes_and_builtins): Use def_builtin_1 to
8116 build builtin functions.
8118 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8120 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8121 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8122 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8125 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8127 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8128 fold_binary instead of fold_build2 since we don't care about the
8130 (loop_niter_by_eval): Likewise.
8131 (compare_trees): Likewise.
8132 (proved_non_wrapping_p): Likewise.
8134 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8138 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8139 if the if is really empty.
8141 2005-08-09 Steven Bosscher <stevenb@suse.de>
8143 PR tree-optimization/23234
8144 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8145 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8146 argument of the new enum.
8147 (execute_cse_reciprocals): Add reciprocals for function arguments
8148 on the unique successor edge of the entry block. Update other calls
8149 to execute_cse_reciprocals_1.
8151 2005-08-08 Richard Henderson <rth@redhat.com>
8154 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8156 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8158 * expr.c (write_complex_part): Return after handling MEM.
8160 2005-08-08 Josh Conner <jconner@apple.com>
8162 PR rtl-optimization/23241
8163 * combine.c (simplify_comparison): Fix error in determining
8164 whether to lift a subreg from comparison.
8166 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8169 * config/rs6000/altivec.md (vec_init<mode>): New.
8170 (vec_set<mode>): New.
8171 (vec_extract<mode>): New.
8172 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8173 (rs6000_expand_vector_set): New.
8174 (rs6000_expand_vector_extract): New.
8175 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8176 for Altivec modes before reload.
8177 (altivec_expand_vec_init_builtin): New.
8178 (get_element_number): New.
8179 (altivec_expand_vec_set_builtin): New.
8180 (altivec_expand_vec_ext_builtin): New.
8181 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8183 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8185 * config/rs6000/rs6000.h (rs6000_builtins): Add
8186 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8187 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8188 * config/rs6000/rs6000-protos.h: Declare new functions.
8190 2005-08-08 Jan Hubicka <jh@suse.cz>
8192 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8193 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8194 * i386.md (movdi*): Use pic_32bit_operand.
8195 * predicates.md (pic_32bit_operand): New.
8197 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8200 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8202 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8204 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8205 (test_for_singularity): Use fold_build2.
8207 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8209 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8211 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8213 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8214 (COMMON_ASM_OP) Define.
8215 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8216 (ix86_encode_section_info): Likewise.
8217 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8218 SUBTARGET_ENCODE_SECTION_INFO.
8220 2005-08-06 Richard Henderson <rth@redhat.com>
8223 * tree-nested.c (convert_local_reference): Save and restore val_only
8224 around component_ref and friends. Clear walk_subtrees by default.
8226 2005-08-06 Peter O'Gorman <peter@pogma.com>
8229 * gcc.c (process_command): Check the argument to -b has a dash.
8230 * doc/invoke.texi: Update -b and -V docs.
8232 2005-08-06 James E Wilson <wilson@specifix.com>
8234 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8236 2005-08-06 Michael Matz <matz@suse.de>
8238 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8239 member only if only one insn is associated with the value.
8241 2005-08-06 Nick Clifton <nickc@redhat.com>
8243 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8245 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8246 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8247 Check symbol flags instead of symbol name mangling.
8248 (xstormy16_asm_output_aligned_common): Likewise. Also
8249 simplify code since the bss100_section cass is the only case
8250 where the below100 code will be triggered.
8251 (xstormy16_encode_section_info): Encode below100 attribute
8252 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8254 (xstormy16_strip_name_encoding): Delete - this function is no
8256 (TARGET_STRIP_NAME_ENCODING): Undefine.
8257 * config/stormy16/stormy16-protos.h: Delete prototype for
8258 xstormy16_strip_name_encoding.
8260 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8262 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8263 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8264 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8265 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8266 config/alpha/predicates.md, config/arc/arc.h,
8267 config/arm/arm.h, config/arm/ieee754-df.S,
8268 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8269 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8270 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8271 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8272 config/m68hc11/m68hc11.h, config/mips/mips.c,
8273 config/mips/mips.h, config/mips/openbsd.h,
8274 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8275 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8276 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8277 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8278 config/sparc/linux.h, config/sparc/linux64.h,
8279 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8280 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8281 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8282 typos. Follow spelling conventions.
8284 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8287 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8288 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8289 specially. Check for side effects only for COND_EXPR.
8290 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8291 return with TREE_NO_WARNING.
8293 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8295 PR rtl-optimization/23233
8296 * loop.c (combine_movables): Require the modes to be the same.
8297 (move_movables): Remove handling of cases where the replacement
8298 had a different mode to the original.
8300 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8302 PR tree-optimization/23128
8303 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8304 subtraction wrap, and set TREE_OVERFLOW if they do.
8306 2005-08-05 Richard Henderson <rth@redhat.com>
8309 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8310 FORCED_LABEL labels.
8312 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8315 * reload.c (find_reloads_subreg_address): Pass down TYPE
8316 unchanged. Change all callers except find_reloads_toplev.
8318 2005-08-05 Michael Matz <matz@suse.de>
8320 * genattrtab.c (current_alternative_string): Remove.
8321 (SIMPLIFY_ALTERNATIVE): Ditto.
8322 (attr_alt_bit_p): Ditto.
8323 (alternative_name): Make const char *.
8324 (evaluate_eq_attr): Remove use of above things.
8325 (simplify_test_exp): Ditto.
8326 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8327 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8329 2005-08-04 James E Wilson <wilson@specifix.com>
8331 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8332 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8333 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8334 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8335 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8337 2005-08-04 Richard Henderson <rth@redhat.com>
8340 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8341 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8342 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8343 if we'd have to instantiate too many members.
8345 2005-08-04 Richard Henderson <rth@redhat.com>
8348 * tree-outof-ssa.c (coalesce_asm_operands): New.
8349 (coalesce_ssa_name): Use it. Split out ...
8350 (coalesce_phi_operands, coalesce_result_decls): ... these.
8352 2005-08-04 Paul Brook <paul@codesourcery.com>
8354 * read-rtl.c (read_quoted_string): Break if EOF.
8356 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8358 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8359 (fold_build2): Likewise.
8360 (fold_build3): Likewise.
8361 (fold_build1_stat): New function prototype.
8362 (fold_build2_stat): Likewise.
8363 (fold_build3_stat): Likewise.
8364 * fold-const.c (fold_build1): Rename to ..
8365 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8366 through to build1_stat.
8367 (fold_build2): Rename to ..
8368 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8369 through to build2_stat.
8370 (fold_build3): Rename to ..
8371 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8372 through to build3_stat.
8374 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8375 Ian Lance Taylor <ian@airs.com>
8377 * function.c (assign_stack_local_1): Do not correct stack slot
8378 address if allocation size is smaller than mode size.
8380 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8383 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8384 (tree_merge_blocks): Propagate anything allowed by
8386 Clarify documentation.
8387 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8388 SSA form, schedule an update if necessary.
8390 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8392 * doc/install.texi (Binaries): Remove broken link to
8393 Sinix/Reliant Unix binaries.
8395 2005-08-03 Richard Henderson <rth@redhat.com>
8398 * function.c (stack_protect_epilogue): Export.
8399 * tree.h (stack_protect_epilogue): Declare.
8400 * calls.c (expand_call): Call it.
8402 2005-08-03 Eric Christopher <echristo@apple.com>
8404 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8405 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8408 2005-08-04 Jan Hubicka <jh@suse.cz>
8410 * profile.c (branch_prob): Split edges with goto locus on them
8411 to get proper line counts.
8412 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8414 2005-08-03 Paul Brook <paul@codesourcery.com>
8416 * function.c (assign_parms): Round current_function_args_size
8417 to PARM_BOUNDARY, not STACK_BOUNDARY.
8419 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8421 * config/i386/i386.c (x86_elf_aligned_common)
8422 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8424 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8426 PR tree-optimization/23157
8427 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8428 before emitting them.
8430 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8432 PR tree-optimization/19899
8433 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8434 * tree-scalar-evolution.c: Include real.h.
8435 (add_to_evolution): Build constant -1 of correct type.
8437 2005-08-03 Jan Hubicka <jh@suse.cz>
8439 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8440 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8441 profile updating for complette unrolling.
8442 * loop-unroll.c (peel_loop_completely): Use it.
8443 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8444 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8447 2005-08-03 Paul Brook <paul@codesourcery.com>
8449 * combine.c (can_change_dest_mode): New function.
8450 (try_combine, simplify_set): Use it.
8452 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8454 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8457 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8459 * doc/install.texi (Specific): Adjust link to openavr.org.
8460 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8461 (Binaries): Adjust HP-UX Porting Center link.
8462 (Binaries): Adjust Free Software Foundation ordering link.
8464 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8466 * convert.c (convert_to_integer): Use fold_build1 instead of
8467 build1 when converting an integer to an integer.
8469 2005-08-02 Richard Henderson <rth@redhat.com>
8471 * combine.c (combine_instructions): Don't use reg_equal/equiv
8472 results if the mode doesn't match.
8474 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8476 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8477 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8479 2005-08-02 Richard Henderson <rth@redhat.com>
8482 * explow.c (memory_address): Remove special-case for
8483 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8485 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8488 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8489 number of calls to cleanup_tree_cfg_1.
8491 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8493 * doc/invoke.texi: document file extensions .F90 and .F95
8495 2005-08-02 Richard Guenther <rguenther@suse.de>
8497 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8498 positive if its first argument is positive.
8500 2005-08-02 Richard Guenther <rguenther@suse.de>
8502 PR tree-optimization/23177
8503 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8506 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8508 PR tree-optimization/23129
8509 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8510 varying for divisions with anti-ranges.
8512 2005-08-02 Jan Hubicka <jh@suse.cz>
8514 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8515 * tree-ssa-threadupdate.c (thread_block): Add it here.
8517 2005-08-01 James E Wilson <wilson@specifix.com>
8519 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8520 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8521 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8523 * config/mips/predicates.md (const_call_insn_operand): Add check for
8524 SYMBOL_REF_LONG_CALL_P.
8525 * doc/extend.texi (long_call): Document the new attribute.
8527 2005-08-01 Ian Lance Taylor <ian@airs.com>
8528 Richard Henderson <rth@redhat.com>
8530 * Makefile.in (RTL_BASE_H): Add real.h.
8531 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8533 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8535 * rtl.c (rtl_check_failed_code_mode): New.
8536 * rtl.h (struct rtx_def): Add u.rv.
8537 (XCMWINT, XCNMPRV): New.
8538 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8539 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8541 2005-08-01 Richard Henderson <rth@redhat.com>
8543 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8544 with auto-inc codes.
8546 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8548 2005-08-01 Jan Hubicka <jh@suse.cz>
8550 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8551 * i386.c: Include dwarf2.h
8552 (asm_preferred_eh_data_format): New.
8553 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8555 2005-08-01 Ian Lance Taylor <ian@airs.com>
8557 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8558 randomize_va_space for virtual address randomization control.
8560 2005-08-01 Steven Bosscher <stevenb@suse.de>
8562 * common.opt (flag_ipa_cp): Put in right place to maintain
8565 2005-08-01 Jan Hubicka <jh@suse.cz>
8567 * profile.c (compute_value_histograms): Fix thinko.
8568 * value-prof.c: Include toplev.h
8569 (check_counter): New function.
8570 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8571 tree_mod_subtract_transform): Add sanity check.
8573 2005-08-01 Richard Guenther <rguenther@suse.de>
8575 PR tree-optimization/23133
8576 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8577 current functions parameter decls to find defs to cse
8580 2005-08-01 Richard Guenther <rguenther@suse.de>
8582 PR tree-optimization/23109
8583 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8584 If trapping math is in effect, use post-dominator information
8585 to check if we'd in any case reach a trapping point before
8586 doing the reciprocal insertion.
8587 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8588 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8589 expressions are invariant only if trapping math is not in effect.
8591 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8593 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8594 cgraph_function_versioning): New declarations.
8595 * cgraphunit.c: Add include to ipa-prop.h.
8596 (update_call_expr, cgraph_copy_node_for_versioning,
8597 cgraph_function_versioning): New functions.
8598 * integrate.c (copy_decl_for_inlining): Remove.
8599 * ipa-prop.h (ipa_replace_map): New struct.
8600 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8601 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8602 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8603 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8604 ipcp_iterate_stage, ipcp_method_scale_print,
8605 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8606 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8607 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8608 ipcp_update_bb_counts, ipcp_update_profiling,
8609 ipcp_update_edges_counts): New functions.
8610 (ipcp_method_cval_init): Remove restriction regarding local methods.
8611 (ipcp_init_stage): Add ipcp_method_compute_scale.
8612 (ipcp_insert_stage): Add versioning.
8613 (ipcp_structures_print): Add ipcp_method_scale_print.
8614 (ipcp_driver): Dump profiling info.
8615 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8616 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8617 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8618 (struct inline_data): Add versioning_p, ipa_info, new fields.
8619 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8620 declare_return_variable): Replace calls to copy_decl_for_inlining with
8622 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8624 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8625 Add argument VERSIONING.
8626 (copy_arguments_for_versioning, copy_static_chain,
8627 function_versionable_p, tree_versionable_function_p,
8628 tree_function_versioning, replace_ref_tree): New functions.
8629 * tree-inline.h: Include varray.h.
8630 (tree_versionable_function_p, tree_function_versioning,
8631 tree copy_decl_for_dup): New declarations.
8633 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8635 * ipa-cp.c: New file. Contains IPCP specific functionality.
8636 * ipa-prop.h: New file. Contains structures/definitions that can be
8637 used by several interprocedural data flow optimizations (and also IPCP).
8638 * ipa-prop.c: New file.
8639 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8640 * common.opt: Add ipa-cp flag.
8641 * timevar.def: Add IPCP optimization.
8642 * tree-optimize.c (init_tree_optimization_passes): Schedule
8644 * tree-pass.h (pass_ipa_cp): Declare.
8646 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8648 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8649 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8650 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8651 config/i386/i386.c, config/mips/mips.h,
8652 config/rs6000/rs6000.h, config/sh/sh.c,
8653 config/stormy16/stormy16.c: Fix comment typos.
8655 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8658 * c-typeck.c (build_binary_op): Use common_type wrapper on
8660 (common_type): Update comment.
8662 2005-07-31 Steven Bosscher <stevenb@suse.de>
8665 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8666 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8667 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8669 2005-07-31 Jan Hubicka <jh@suse.cz>
8671 * pretty-print.h (pp_widest_integer): New macro.
8672 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8675 2005-07-31 Jan Hubicka <jh@suse.cz>
8677 * output.h (enum section_category): Export from varasm.c
8678 (categorize_decl_for_section): Likewise.
8679 * varasm.c (enum section_category): Kill.
8680 (categorize_decl_for_section): Make global.
8681 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8683 * i386.c (ix86_section_threshold): New static variable.
8684 (ix86_in_large_data_p, ix86_encode_section_info,
8685 x86_64_elf_unique_section,
8686 x86_64_elf_select_section): New functions.
8687 (TARGET_ENCODE_SECTION_INFO): Define
8688 (override_options): Enable medium model for PIC.
8689 (ix86_expand_prologue): Expand gen_set_got_rex64.
8690 (legitimate_constant_p): Handle new UNSPECs.
8691 (legitimate_pic_address_disp_p): Likewise.
8692 (legitimize_pic_address): Lower MEDIUM model addressing.
8693 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8694 (enum cmodel): Add MEDIUM_PIC.
8695 (SYMBOL_REF_FAR_ADDR_P): New macro.
8696 (SYMBOL_FLAG_FAR_ADDR): New flag.
8697 * i386.md (movdi): Support medium model.
8698 (set_got_rex64): New pattern.
8699 * i386.opt (mlarge-data-threshold): New flag.
8700 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8701 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8702 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8703 TARGET_ASM_UNIQUE_SECTION): New.
8705 * invoke.texi (-mlarge_data_threshold): Document
8707 2005-07-31 Jan Hubicka <jh@suse.cz>
8709 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8710 (coalesce_vars): Likewise.
8711 * tree-ssa-live.c (coalesce_cost): New.
8712 (build_tree_conflict_graph): Use coalesce_cost.
8713 * tree-ssa-live.h (coalesce_cost): Declare.
8715 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8717 * arm.md (all peepholes for post-increment operations): Delete.
8718 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8719 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8720 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8721 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8722 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8724 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8726 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8729 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8732 * doc/invoke.texi: Document -rdynamic.
8734 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8737 * c-parser.c (c_parser_parms_list_declarator): Call
8738 mark_forward_parm_decls.
8739 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8740 decls with visibility structure.
8742 2005-07-30 Paul Brook <paul@codesourcery.com>
8744 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8746 2005-07-30 Paul Brook <paul@codesourcery.com>
8748 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8750 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8752 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8754 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8757 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8758 nested function declarators.
8759 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8760 (grokparms): Call warn_if_shadowing for parameters used within the
8762 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8763 not used within the parameter list.
8764 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8766 2005-07-30 Jan Hubicka <jh@suse.cz>
8768 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8769 * i386.c (ix86_fixup_binary_operands): Likewise.
8770 (ix86_expand_unary_operator): Likewise.
8771 (ix86_expand_fp_absneg_operator): Likewise.
8772 * optabs.c (expand_vec_cond_expr): Validate dest.
8774 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8777 * real.c (real_from_string): Also set last bit if there is a
8778 nonzero hex digit beyond GCC's internal precision after ".".
8780 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8782 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8783 define_constants. Change duplicate values to unassigned numbers.
8784 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8785 (*altivec_vspltsf): New.
8786 (altivec_vperm_v4sf): Delete.
8787 (altivec_vperm_<mode>): Use mode macro V.
8788 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8789 (altivec_predicate_v4sf): Delete.
8790 (altivec_predicate_<mode>): Use mode macro V.
8791 (*altivec_lvesfx): New.
8792 (*altivec_stvesfx): New.
8793 (vec_realign_load_v4sf): Delete.
8794 (vec_realign_load_<mode>): Use mode macro V.
8795 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8798 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8801 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8803 * configure: Regenerated.
8805 2005-07-29 Paul Brook <paul@codesourcery.com>
8807 * doc/install.texi: Add link to GFortran binaries wiki page.
8809 2005-07-29 David Ung <davidu@mips.com>
8811 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8812 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8813 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8814 * config/mips/mips.md (cpu): Add 5kf name.
8815 (includes): Includes 5k.md.
8816 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8817 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8820 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8823 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8824 (cleanup_tree_cfg): ... here.
8825 Call cleanup_tree_cfg_1 until there are no more cleanups to
8828 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8830 * tree-vrp.c (compare_range_with_value): Return true or false
8831 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8832 EQ_EXPR respectively.
8834 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8836 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8839 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8841 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8842 (tree_ssa_dominator_optimize): Increment it.
8843 (dump_dominator_optimization_stats): Print it.
8845 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8846 Steven Bosscher <stevenb@suse.de>
8848 PR rtl-optimization/23117
8849 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8850 when head == tail. Tidy comment.
8852 2005-07-28 Richard Henderson <rth@redhat.com>
8854 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8855 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8856 * jump.c (rtx_renumbered_equal_p): Likewise.
8857 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8858 CONST_INT and CONST_DOUBLE.
8859 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8860 * reload.c (operands_match_p): Special case CONST_INT and
8861 CONST_DOUBLE; check mode earlier.
8863 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8866 * c-typeck.c (convert_for_assignment): Do not check
8867 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8869 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8872 * c-typeck.c (composite_type): Prefer constant size arrays to
8875 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8878 * real.c (real_from_string): Set last bit if there is a nonzero
8879 hex digit beyond GCC's internal precision.
8881 2005-07-28 Richard Henderson <rth@redhat.com>
8884 * cfgcleanup.c (try_forward_edges): Watch out for end of
8887 2005-07-28 James E Wilson <wilson@specifixinc.com>
8890 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8892 2005-07-28 Jan Hubicka <jh@suse.cz>
8894 * Makefile.in (rtl-profile.o): Kill all traces of it.
8895 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8896 * coverage.h (rtl_coverage_counter_ref): Kill.
8897 * opts.c (flag_speculative_prefetching_set): Kill.
8898 (flag_loop_optimize_set): New.
8899 (common_handle_option): Disable loop optimizer when profiling;
8900 do not handle speculative prefetching.
8901 * passes.c (init_optimization_passes): Replace pass_profiling combo
8902 by branch_prob pass.
8903 * profile.c (compute_value_histograms): Update for simplified value
8905 (rtl_register_profile_hooks): Kill.
8906 (pass_profiling): Kill.
8907 (rest_of_handle_branch_prob): Do not profile.
8908 * toplev.c (process_options): Remove speculative prefetching.
8909 * toplev.h (flag_tree_based_profiling): Kill.
8910 * tree-profile.c (prepare_instrumented_value,
8911 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8912 tree_gen_one_value_profiler, do_tree_profiling): Update for
8913 simplified datastructures.
8914 * value-prof.c: Add comment that speculative prefetching was dropped;
8915 update rest of file for simplified datastructures.
8916 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8917 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8918 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8919 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8920 rtl_mod_subtract, gen_speculative_prefetch,
8921 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8922 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8923 (gate_handle_value_profile_transformations,
8924 rest_of_handle_value_profile_transformations,
8925 pass_value_profile_transformations): Kill.
8926 * value-prof.h (histogram_value_t): Remove IL based unions.
8927 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8928 rtl_profile_hooks): Remove hooks.
8930 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8932 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8933 (cgraph_clone_node): Likewise.
8934 * cgraph.h (cgraph_clone_edge): Update prototype.
8935 (cgraph_clone_node): Likewise.
8936 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8938 (lookup_recursive_calls): Consider profile.
8939 (cgraph_decide_recursive_inlining): Fix updating; use new
8940 probability argument; use profile.
8941 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8942 * tree-inline.c (copy_bb): Update clal of clone_edge.
8943 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8945 * invoke.texi (min-inline-recursive-probability): Document.
8947 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8949 * doc/install.texi (Configuration): Update Valgrind homepage.
8951 2005-07-28 Richard Henderson <rth@redhat.com>
8954 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8955 labels we want to delete.
8956 (cfg_layout_merge_blocks): Likewise.
8958 2005-07-28 Richard Henderson <rth@redhat.com>
8961 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8962 when expanding to nothing.
8964 2005-07-28 Josh Conner <jconner@apple.com>
8966 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8967 (cgraph_decide_inlining_of_small_functions): Likewise.
8969 2005-07-28 Josh Conner <jconner@apple.com>
8971 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8972 direction of badness if negative.
8973 (cgraph_default_inline_p): Add reason to parameters, and assign it
8975 (cgraph_decide_inlining_of_small_functions): New parameter in call
8976 to cgraph_default_inline_p.
8977 (cgraph_decide_inlining_incrementally): Likewise.
8978 * cgraphunit.c (decide_is_function_needed): Likewise.
8979 * cgraph.h (cgraph_default_inline_p): Likewise.
8981 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8983 * builtins.c: Fix comment typo(s).
8984 * genautomata.c: Likewise.
8985 * gimplify.c: Likewise.
8986 * tree-dfa.c: Likewise.
8987 * tree-flow-inline.h: Likewise.
8988 * tree-into-ssa.c: Likewise.
8989 * tree-ssa-alias.c: Likewise.
8990 * tree-ssa-ccp.c: Likewise.
8991 * tree-ssa-copy.c: Likewise.
8992 * tree-ssa-dce.c: Likewise.
8993 * tree-ssa-dom.c: Likewise.
8994 * tree-ssa-operands.c: Likewise.
8995 * tree-tailcall.c: Likewise.
8996 * tree-vectorizer.c: Likewise.
8997 * tree-vrp.c: Likewise.
9000 2005-07-28 Jeff Law <law@redhat.com>
9002 * tree-vrp.c (test_for_singularity): Extracted from ...
9003 (simplify_cond_using_ranges): Attempt to simplify a relational
9004 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9006 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9008 PR tree-optimization/22506
9009 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9010 phis whose argument is constant.
9012 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9014 PR rtl-optimization/18992
9015 Back out this patch:
9016 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9017 PR optimization/12142
9018 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9019 uses of the register in the SET_SRC. Remove unnecessary argument.
9021 Replace it with this:
9022 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9023 if flag_non_call_exceptions is set and the insn may trap, pass
9024 pc_rtx as dest for recursion.
9025 In SET_SRC part of SET case, if dest is already set, pass it down
9028 2005-07-28 Jan Hubicka <jh@suse.cz>
9030 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9031 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9032 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9034 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9035 profile when available.
9037 2005-07-28 Jan Beulich <jbeulich@novell.com>
9039 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9040 (ia64_print_operand): Describe and handle 'X'.
9041 (ia64_register_move_cost): Also handle FP_REGS.
9042 (ia64_preferred_reload_class): Likewise.
9043 (ia64_secondary_reload_class): Likewise.
9044 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9045 it. Also check for ITANIUM_CLASS_FLDP.
9046 * config/ia64/ia64.h (FP_REGNO_P): New.
9047 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9048 (reg_class): Add FP_REGS.
9049 (REG_CLASS_NAMES): Adjust for it.
9050 (REG_CLASS_CONTENTS): Likewise.
9051 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9052 (REG_CLASS_FROM_LETTER): Handle 'x'.
9053 (CLASS_MAX_NREGS): Handle FP_REGS.
9054 (MEMORY_MOVE_COST): Likewise.
9055 * config/ia64/ia64.md (itanium_class): Add fldp.
9056 (type): Handle fldp.
9057 (movti_internal): More allowable operand combinations. Use ldfp8 when
9058 splitting unnecessary. Remove predicable attribute. Adjust
9059 itanium_class attribute.
9060 (smuldi3_highpart): Remove outdated comment.
9061 (mulditi3, umulditi3, rotlti3): New expanders.
9062 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9063 (absti2): Disabled new insn for future reference.
9064 Respective new splitters.
9065 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9066 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9067 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9069 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9071 PR rtl-optimization/23047
9072 * simplify-rtx.c (simplify_const_relational_operation): Respect
9073 flag_wrapv for comparisons with ABS.
9075 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9077 PR tree-optimization/22493
9078 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9079 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9081 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9083 * config/frv/frv.opt (moptimize-membar): New.
9085 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9087 * config/frv/frv.h: Remove machine_function definition.
9089 * config/frv/frv.c (struct frv_io): New.
9090 (struct machine_function): Moved from frv.h. Add has_membar_p.
9091 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9092 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9093 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9094 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9095 (frv_reorg): Call frv_optimize_membar when appropriate.
9096 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9097 (frv_expand_builtin): Adjust calls accordingly.
9098 (frv_io_address_cookie): New function.
9099 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9100 load or store rather than a special insn. Add ccnstant address and
9101 io-type operands to the membar.
9102 (frv_ifcvt_modify_tests): Unsign regno.
9103 (frv_ifcvt_modify_tests): Same.
9105 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9106 UNSPEC_OPTIONAL_MEMBAR constant.
9107 (builtin_read_<mode>): Delete.
9108 (builtin_write_<mode>): Delete.
9109 ("optional_membar_<mode>"): Add operand.
9111 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9112 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9113 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9114 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9115 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9116 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9117 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9118 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9119 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9121 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9123 * df.c (df_uses_record): Handle SCRATCH.
9125 2005-07-28 Steven Bosscher <stevenb@suse.de>
9128 * passes.c (rest_of_decl_compilation): If decl is a type and
9129 we have encountered errors, don't emit debug information.
9131 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9133 * params.def: Fixed comment.
9135 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9138 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9139 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9140 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9142 2005-07-27 Steven Bosscher <stevenb@suse.de>
9145 * varasm.c (assemble_start_function): Don't do anything that may
9146 require a CFG if the current function is a thunk.
9148 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9150 * doc/install.texi (Prerequisites): Mention that perl is needed
9151 to do export control in libstdc++ targetting Darwin.
9153 2005-07-27 Steven Bosscher <stevenb@suse.de>
9155 PR rtl-optimization/17808
9156 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9157 (sched_insns_conditions_mutex_p): Split out from...
9158 (add_dependence): ...here. But don't call it from here.
9159 (add_dependence_list): Check sched_insns_conditions_mutex_p
9160 before calling add_dependence.
9161 (add_dependence_list_and_free): Likewise.
9162 (fixup_sched_groups): Likewise.
9163 (sched_analyze_1): Likewise.
9164 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9165 (sched_analyze): Likewise.
9166 (sched_analyze_insn): Likewise.
9167 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9168 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9169 dependencies on all COND_EXEC insns to jumps ending basic blocks
9170 when doing intrablock scheduling.
9171 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9173 2005-07-27 Jeff Law <law@redhat.com>
9175 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9176 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9177 equivalency sets, correctly handle the case were vr0 has an
9178 equivalency set, but vr1 does not.
9180 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9182 PR tree-optimization/23073
9183 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9184 vect_print_dump_info before fprintf.
9186 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9188 PR tree-optimize/22348
9189 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9190 Fold the partial computation.
9192 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9194 PR tree-optimization/22325
9195 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9197 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9199 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9200 (force_var_cost): ... this function.
9201 (compute_phi_arg_on_exit): Export.
9203 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9205 PR tree-optimization/20773
9206 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9209 2005-07-27 Richard Guenther <rguenther@suse.de>
9211 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9212 Avoid pushing again if current struct contains only
9213 fields we decomposed.
9215 2005-07-27 Jan Hubicka <jh@suse.cz>
9217 PR tree-optimization/22574
9218 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9221 * tree-tailcall.c (decrease_profile): New function.
9222 (eliminate_tail_call): Use it.
9224 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9225 visibility flags correctly in whole program mode.
9227 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9229 PR rtl-optimization/22472
9230 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9232 2005-07-26 Steven Bosscher <stevenb@suse.de>
9234 PR tree-optimization/22504
9235 * tree-complex.c (expand_complex_addition): Use 'code' instead
9236 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9238 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9240 * config.gcc (cpu_type): Add frv case.
9241 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9242 (supported_defaults): Add fr550 case.
9244 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9247 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9248 whether a pointer of type T * may point to objects of type T *.
9250 2005-07-26 DJ Delorie <dj@redhat.com>
9252 * configure: Regenerate.
9254 2005-07-26 Dale Johannesen <dalej@apple.com>
9256 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9258 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9260 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9261 Clarify use of "build" in name.
9263 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9265 * doc/extend.texi (Raw read/write Functions): New section.
9266 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9267 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9268 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9269 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9270 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9271 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9272 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9273 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9274 * config/frv/frv.c: Add bdesc_loads global.
9275 Add bdesc_stores global.
9276 (frv_init_builtins): Add support for __builtin_{read/write}*.
9277 (frv_volatile_memref): New.
9278 (frv_expand_load_builtin): New.
9279 (frv_expand_store_builtin): New.
9280 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9281 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9282 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9283 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9284 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9285 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9286 (builtin_read_<mode>): New.
9287 (builtin_write_<mode>): New.
9288 (builtin_write64): New.
9289 (optional_membar_<mode>): New.
9291 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9293 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9294 (rather than units) against HOST_BITS_PER_WIDE_INT.
9296 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9298 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9299 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9300 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9301 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9304 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9305 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9306 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9308 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9310 2005-07-26 Richard Guenther <rguenther@suse.de>
9312 PR tree-optimization/22486
9313 * fold-const.c (fold_unary): Fold away useless component
9314 references of the form (T *)&T.x, if the address
9317 2005-07-25 James E Wilson <wilson@specifixinc.com>
9319 * dwarf2out.c (add_call_src_coords_attributes): New.
9320 (gen_inlined_subroutine_die): Call it.
9321 (maybe_emit_file, init_file_table): Add comments.
9322 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9324 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9325 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9326 * tree.h (BLOCK_SOURCE_LOCATION): New.
9327 (struct tree_block): New field locus.
9329 2005-07-26 Andreas Schwab <schwab@suse.de>
9331 PR rtl-optimization/23043
9332 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9333 when allocating a struct unoccr.
9335 2005-07-25 Richard Henderson <rth@redhat.com>
9338 * tree-complex.c (gate_no_optimization): True if errors.
9339 * Makefile.in (tree-complex.o): Update dependencies.
9341 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9343 * config/frv/predicates.md (integer_register_operand): Use
9346 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9349 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9351 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9353 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9355 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9356 types when flag_unsafe_math_optimizations is true.
9358 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9360 * gcc.c (option_map): Add --sysroot.
9361 (process_command): Handle --sysroot.
9362 (display_help): Document it.
9363 * doc/cppopts.tex (-isysroot): Document.
9364 * doc/invoke.texi (--sysroot): Document.
9365 * doc/install.texi (--with-build-sysroot): Document.
9367 * Makefile.in (inhibit_libc): New variable.
9368 (INHIBIT_LIBC_CFLAGS): Likewise.
9369 (LIBGCC2_CFLAGS): Include
9370 $(INHIBIT_LIBC_CFLAGS).
9371 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9372 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9373 ($(T)crtend.o): Likewise.
9374 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9375 ($(T)crtendS.o): Likewise.
9376 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9377 ($(T)crtendT.o): Likewise.
9378 (stmp-fixinc): Do not complain about missing headers if
9380 * configure.ac (inhibit_libc): Set it to true/false.
9381 (--with-build-sysroot): New option. Use it to set
9383 * configure: Regenerated.
9385 2005-07-25 Manfred Hollstein <mh@suse.com>
9387 * calls.c (store_one_arg): Fix unsigned comparison warning.
9389 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9392 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9393 (ggc_print_statistics): Initialize variable before use.
9395 2005-07-25 Richard Guenther <rguenther@suse.de>
9397 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9398 calling with a PHI_NODE argument.
9400 * tree-flow-inline.h (overlap_subvar): Protect against
9403 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9405 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9406 * configure: Regenerate.
9408 2005-07-25 Ira Rosen <irar@il.ibm.com>
9410 * expr.c (highest_pow2_factor): Make extern.
9411 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9412 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9413 record_array_differ_p, array_ptr_differ_p): Likewise.
9414 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9415 additional cases. Call the above functions.
9416 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9417 base_object_differ_p when there are two base objects. Otherwise, compare
9418 base address and offset. Call may_alias_p.
9419 (dump_data_reference): Use a correct field name.
9420 (analyze_array): Make static. Initialize new data-ref fields.
9421 (analyze_indirect_ref): New function.
9422 (init_data_ref): Initialize new data-ref fields.
9423 (strip_conversion): Moved from tree-vect-analyze.c.
9424 (analyze_offset_expr, get_ptr_offset, address_analysis,
9425 object_analysis): Likewise.
9426 (analyze_offset): New function.
9427 (create_data_ref): Likewise.
9428 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9429 dimensions for ARRAY_REFs only.
9430 (build_classic_dist_vector): Make static.
9431 (access_functions_are_affine_or_constant_p): Call macro to get the
9432 address of access functions.
9433 (compute_all_dependences): Add new parameter
9434 compute_self_and_read_read_dependences. Compute self and read-read
9435 dependences if it is true.
9436 (find_data_references_in_loop): Call create_data_ref. Initialize new
9438 (compute_data_dependences_for_loop): Add new parameter
9439 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9440 compute nb_loops. Call compute_all_dependences,
9441 build_classic_dist_vector and build_classic_dir_vector with correct
9443 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9444 with correct parameters. Compare dimensions for ARRAY_REFs only.
9445 (free_data_refs): Call macro to free access functions.
9446 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9447 fields from stmt_vinfo.
9448 (struct base_object_info): New structure.
9449 (struct data_reference): Move fields to base_object_info. Add fields
9450 first_location and object_info for above structures. Move fields from
9451 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9452 aligned_to. Add macros to access the new fields.
9453 Update functions declarations.
9454 * tree-flow.h (is_aliased_with): Declare.
9455 * tree-loop-linear.c (linear_transform_loops): Call
9456 compute_data_dependences_for_loop with correct parameters.
9457 * tree-ssa-alias.c (is_aliased_with): New function.
9458 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9459 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9460 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9461 vect_base_addr_differ_p, compute_subscript_distance and
9462 build_classic_dist_vector. Add printings. Check absolute value of
9464 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9466 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9467 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9468 to bytes. Add printing.
9469 (vect_compute_data_refs_alignment): Go through loads and stores in one
9471 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9472 vect_analyze_data_ref_access): Likewise.
9473 (vect_analyze_pointer_ref_access): Remove.
9474 (vect_address_analysis, vect_object_analysis): Likewise.
9475 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9476 and analyze data-refs in the loop.
9477 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9478 fields of data-ref instead of stmt. Add init to the offset from the
9480 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9481 (vect_update_init_of_dr): Likewise.
9482 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9483 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9485 (new_loop_vec_info): Initialize new fields.
9486 (destroy_loop_vec_info): Free new fields.
9487 (vect_strip_conversion): Remove.
9488 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9489 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9490 datarefs. Add new field ddrs.
9491 Add macros for the new fields access.
9492 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9493 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9494 Remove their macros.
9495 * tree.h (highest_pow2_factor): Declare.
9497 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9499 * calls.c (store_one_arg): Check for sibling call MEM arguments
9500 from already clobbered incoming argument area.
9502 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9504 * c-common.c (check_missing_format_attribute): New.
9505 * c-common.h (check_missing_format_attribute): Likewise.
9506 * c-typeck.c (convert_for_assignment): Use it.
9508 2005-07-24 Andreas Schwab <schwab@suse.de>
9510 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9511 register use a word move. Correct operand of ext.w in 68000 code.
9513 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9515 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9516 variables as declarations, rather than definitions.
9518 2005-07-24 Ira Rosen <irar@il.ibm.com>
9520 PR tree-optimization/22526
9521 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9524 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9526 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9527 that C99 reserve for future use. Use it to define clog10,
9528 clog10f and clog10l.
9530 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9532 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9533 * configure.ac: Check for -Wmissing-format-attribute.
9535 * configure: Regenerate.
9537 2005-07-23 Richard Henderson <rth@redhat.com>
9539 PR tree-optimization/22623
9540 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9542 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9545 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9547 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9549 * Makefile.in (C_TREE_H): Update dependencies.
9550 * c-tree.h: Include toplev.h.
9551 * diagnostic.h (diagnostic_set_info): Add format attribute.
9552 * rtl-error.c (diagnostic_for_asm): Likewise.
9554 2005-07-23 Chao-ying Fu <fu@mips.com>
9556 * config/mips/mips-dsp.md: New file.
9557 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9558 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9560 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9561 MIPS_BUILTIN_BPOSGE32.
9562 (mips_expand_builtin_direct): Add one parameter to indicate that
9563 builtin functions need to return a value.
9564 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9566 (mips_regno_to_class): Add classes for 12 new DSP registers.
9567 (mips_subword): Change to check four HI registers.
9568 (mips_output_move): Output move to and from 6 new DSP accumulators.
9569 (override_options): Make sure -mdsp and -mips16 are not used together.
9570 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9572 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9574 (print_operand): Add 'q' for printing DSP accumulators.
9575 (mips_cannot_change_mode_class): Check ACC_REGS.
9576 (mips_secondary_reload_class): Check ACC_REGS.
9577 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9578 (mips_register_move_cost): Check ACC_REGS.
9579 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9580 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9581 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9582 (dsp_bdesc): New array.
9583 (bdesc_arrays): Add DSP builtin function table.
9584 (mips_prepare_builtin_arg): Check predicate again after
9586 (mips_expand_builtin): Add one more parameter to
9587 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9588 MIPS_BUILTIN_BPOSGE32.
9589 (mips_init_builtins): Initialize new function types.
9590 (mips_expand_builtin_direct): Check if builtin functions need to
9591 return a value and pass operands properly.
9592 (mips_expand_builtin_bposge): New function.
9593 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9594 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9595 (FIRST_PSEUDO_REGISTER): Increase to 188.
9596 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9597 Update for 12 new DSP registers.
9598 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9599 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9600 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9601 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9602 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9603 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9604 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9605 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9606 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9607 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9608 (REGISTER_NAMES): Add names for 12 new DSP registers.
9609 * config/mips/mips.md: Include mips-dsp.md.
9610 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9611 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9612 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9613 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9614 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9615 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9616 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9617 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9618 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9619 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9620 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9621 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9622 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9623 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9624 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9625 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9626 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9627 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9628 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9629 (UNSPEC_RDDSP): New constants.
9630 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9631 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9633 * config/mips/mips.opt (-mdsp): New option.
9634 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9635 (reg_imm10_operand): New predicates.
9636 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9637 * doc/invoke.texi (-mdsp): Document new option.
9639 2005-07-22 DJ Delorie <dj@redhat.com>
9641 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9643 * tree-inline.c (inlinable_function_p): Likewise.
9645 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9648 * toplev.c (check_global_declarations): Do not mark undefined
9649 variables as DECL_IGNORED_P.
9650 * varasm.c (first_global_object_name): GTY it.
9651 (weak_global_object_name): Likewise.
9652 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9653 a string to go into {weak,first}_global_object_name.
9655 2005-07-22 DJ Delorie <dj@redhat.com>
9657 * c-format.c (check_function_format): Change warning control
9658 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9660 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9662 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9663 &PTR->FLD a dereference of PTR.
9664 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9665 a potential dereference of PTR.
9667 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9669 PR rtl-optimization/20370
9670 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9671 call allocate_reg_info if necessary.
9673 PR rtl-optimization/21848
9674 * calls.c (emit_library_call_value_1): For const functions, add
9675 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9677 PR rtl-optimization/22445
9678 * cselib.c (target.h): Include.
9679 (rtx_equal_for_cselib_p): Allow commutative matches.
9680 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9681 Remove MODE parameter. Changed all callers.
9683 PR rtl-optimization/22258
9684 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9686 (try_combine): Use likely_spilled_retval_p.
9688 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9690 * config.gcc: Add crx-elf support.
9692 * doc/contrib.texi: Mention crx.
9693 * doc/extend.texi: Document crx extensions.
9694 * doc/install.texi: Document crx install.
9695 * doc/invoke.texi: Document crx options.
9696 * doc/md.texi: Document crx constraints.
9698 * config/crx/crx-protos.h: New file.
9699 * config/crx/crx.c: New file.
9700 * config/crx/crx.h: New file.
9701 * config/crx/crx.md: New file.
9702 * config/crx/crx.opt: New file.
9703 * config/crx/t-crx: New file.
9705 2005-07-22 Manfred Hollstein <mh@suse.com>
9707 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9709 (int_add_graph_edge): Likewise.
9710 (collapse_nodes): Likewise.
9711 (process_unification_queue): Likewise.
9713 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9714 Laurent GUERBY <laurent@guerby.net>
9716 PR tree-optimization/22336
9717 * function.c (record_block_change): Check for
9718 cfun->ib_boundaries_block.
9720 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9722 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9723 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9725 2005-07-21 DJ Delorie <dj@redhat.com>
9727 * toplev.c (warn_deprecated_use): Add warning control to warning
9729 * c-typeck.c (parser_build_binary_op): Likewise.
9730 (c_finish_if_stmt): Likewise.
9731 * c-common.c (check_function_sentinel): Likewise.
9732 (check_nonnull_arg): Likewise.
9734 2005-07-21 Richard Henderson <rth@redhat.com>
9737 * tree-complex.c (complex_ssa_name_components): New.
9738 (cvc_lookup): Allow entry not found.
9739 (create_components): Remove.
9740 (create_one_component_var, get_component_var): New.
9741 (get_component_ssa_name, set_component_ssa_name): New.
9742 (extract_component): Use get_component_ssa_name.
9743 (update_complex_components): Use set_component_ssa_name.
9744 (update_complex_components_on_edge): Likewise.
9745 (update_phi_components): Create new PHI nodes directly, instead
9746 of adding insns to edges.
9747 (tree_lower_complex): Allocate and free complex_variable_components
9748 and complex_ssa_name_components here.
9750 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9752 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9753 revert to returning false.
9755 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9758 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9760 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9763 * config/i386/i386.md (cmpxf): Change operand constraints
9764 to "nonmemory_operand".
9766 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9768 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9770 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9773 * fold-const.c (fold_build1): Add checksum for the operands.
9774 (fold_build2): Likewise.
9775 (fold_build3): Likewise.
9777 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9780 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9782 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9784 * common.opt (-fforward-propagate): Committed by mistake,
9787 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9789 * reg-stack.c: Fix comment typo(s).
9790 * tree-ssa-operands.c: Likewise.
9791 * tree-vectorizer: Likewise.
9793 2005-07-21 Nick Clifton <nickc@redhat.com>
9795 * config/sh/symbian.c: Replace C++ style line comments with C
9796 style line comments.
9797 (symbian_add_attribute): Do not use a ? operator on the LHS of
9799 (sh_symbian_handle_dll_attribute): Change the type of the
9800 method vector to "VEC(tree,gc)*" and use vector accessor
9801 macros to walk over the elements.
9802 (symbian_export_vtable_and_rtti_p): Likewise.
9803 (symbian_class_needs_attribute_p): Likewise.
9805 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9808 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9809 initialize targetm.resolve_overloaded_builtin here.
9810 (altivec_expand_overloaded_builtin): Make it non-static.
9811 * config/rs6000/rs6000-protos.h
9812 (altivec_expand_overloaded_builtin): New prototype.
9813 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9814 targetm.resolve_overloaded_builtin here.
9815 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9817 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9818 Zdenek Dvorak <dvorakz@suse.cz>
9820 PR tree-optimization/19210
9821 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9823 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9824 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9825 rely on unproven assumptions.
9826 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9827 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9828 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9829 to number_of_iterations_exit.
9830 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9831 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9832 * tree-ssa-loop-niter.c (find_loop_niter,
9833 estimate_numbers_of_iterations_loop): Likewise.
9834 (number_of_iterations_exit): Honor the new options.
9835 * doc/invoke.texi (Wunsafe-loop-optimizations,
9836 funsafe-loop-optimizations): Document them.
9838 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9840 PR rtl-optimization/22167
9841 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9843 2005-07-20 Adam Nemet <anemet@lnxw.com>
9845 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9846 __do_global_dtors_aux longcall.
9848 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9850 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9851 (old_special_pred_table): Don't reference
9852 SPECIAL_MODE_PREDICATES.
9853 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9854 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9855 * config/sh/predicates.h: Don't mention
9856 SPECIAL_MODE_PREDICATES.
9857 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9860 2005-07-20 DJ Delorie <dj@redhat.com>
9862 * config.gcc: Add m32c-elf support.
9864 * doc/contrib.texi: Mention m32c.
9865 * doc/extend.texi: Document m32c extensions.
9866 * doc/install.texi: Mention m32c.
9867 * doc/invoke.texi: Document m32c options.
9868 * doc/md.texi: Document m32c constraints.
9870 * config/m32c/addsub.md: New file.
9871 * config/m32c/bitops.md: New file.
9872 * config/m32c/cond.md: New file.
9873 * config/m32c/jump.md: New file.
9874 * config/m32c/m32c-lib1.S: New file.
9875 * config/m32c/m32c-lib2.c: New file.
9876 * config/m32c/m32c-modes.def: New file.
9877 * config/m32c/m32c-pragma.c: New file.
9878 * config/m32c/m32c-protos.h: New file.
9879 * config/m32c/m32c.abi: New file.
9880 * config/m32c/m32c.c: New file.
9881 * config/m32c/m32c.h: New file.
9882 * config/m32c/m32c.md: New file.
9883 * config/m32c/m32c.opt: New file.
9884 * config/m32c/minmax.md: New file.
9885 * config/m32c/mov.md: New file.
9886 * config/m32c/muldiv.md: New file.
9887 * config/m32c/predicates.md: New file.
9888 * config/m32c/prologue.md: New file.
9889 * config/m32c/shift.md: New file.
9890 * config/m32c/t-m32c: New file.
9892 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9894 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9895 (stack_protect_set, stack_protect_test): New expanders.
9896 (stack_protect_set_si, stack_protect_set_si_media,
9897 stack_protect_set_di_media, stack_protect_test_si,
9898 stack_protect_test_si_media, stack_protect_test_di_media):
9901 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9903 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9905 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9907 * tree.h (tree_expr_nonzero_p): Export.
9908 * fold-const.c (tree_expr_nonzero_p): Likewise.
9909 Return true for CALL_EXPRs that are alloca calls.
9910 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9912 * tree-flow.h (expr_computes_nonzero): Remove.
9913 * tree-vrp.c (expr_computes_nonzero): Remove.
9914 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9915 (extract_range_from_unary_expr): Likewise.
9916 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9917 tree_expr_nonzero_p.
9919 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9921 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9922 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9923 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9924 All callers changed.
9925 (frame_related_constant_load): New arg "related" which controls
9926 setting of RTX_FRAME_RELATED_P. All callers changed.
9927 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9928 (bfin_expand_prologue): Add stack limit checking.
9929 * config/bfin/bfin.md (trapifcc): New pattern.
9931 * config/bfin/bfin.c: Include "langhooks.h".
9932 (def_builtin): Go through lang_hooks to call builtin_function.
9934 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9935 * config/bfin/predicates.md (symbol_ref_operand): New.
9936 (call_insn_operand): Delete. All callers changed to use
9937 register_no_elim_operand.
9938 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9940 (function_arg): Use it to generate the call's operand 2.
9941 (bfin_longcall_p): New function.
9942 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9943 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9944 determine if the address needs to be in a REG.
9945 (bfin_handle_longcall_attribute): New function.
9946 (bfin_attribute_table): Add "longcall" and "shortcall".
9947 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9948 (CUMULATIVE_ARGS): New member call_cookie.
9949 (PREDICATE_CODES): Add symbol_ref_operand.
9950 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9951 extra USE to the pattern.
9952 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9953 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9954 sibcall_value_insn; now the new patterns handle direct calls and the
9955 old ones indirect calls.
9956 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9958 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9960 * doc/trouble.texi: Update section on handling of empty loops.
9962 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9964 * config.gcc: Remove support for sparc-*-openbsd*,
9965 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9967 * config.host: Remove support for i860-*-sysv4* as a host.
9968 * config/i860/*, config/ip2k/*, config/ns32k/*,
9969 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9970 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9971 mention obsolete ports.
9973 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9975 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9977 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9978 of frame_pointer_rtx.
9979 (sh_expand_epilogue): Likewise.
9980 (sh_set_return_address): Likewise.
9981 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9982 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9983 offsets from FRAME_POINTER_REGNUM.
9984 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9985 (sh_register_names): Add initializer for sfp.
9986 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9987 (VALID_REGISTER_P): Likewise.
9988 (FIRST_PSEUDO_REGISTER): Update.
9989 (DWARF_FRAME_REGISTERS): Define.
9990 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9991 (HARD_FRAME_POINTER_REGNUM): Define.
9992 (FRAME_POINTER_REGNUM): Redefine.
9993 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9994 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9995 from FRAME_POINTER_REGNUM.
9996 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9997 FRAME_POINTER_REGNUM.
9998 (REG_CLASS_CONTENTS): Add sfp.
9999 (REG_ALLOC_ORDER): Likewise.
10000 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10001 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10002 of frame_pointer_rtx.
10003 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10005 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10007 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10008 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10009 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10011 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10014 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10016 Make CONSTRUCTOR use VEC to store initializers.
10017 * c-common.c (complete_array_type): Update to cope with VEC in
10019 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10020 (pp_c_constructor_elts): New function.
10021 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10022 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10023 struct constructor_stack, struct initializer_stack,
10024 constructor_elements, push_init_level, pop_init_level,
10025 add_pending_init, find_init_member, output_init_element): Update to
10026 cope with VEC in CONSTRUCTOR_ELTS.
10027 * coverage.c (build_fn_info_value, build_ctr_info_value,
10028 build_gcov_info): Likewise.
10029 * expr.c (categorize_ctor_elements_1, store_constructor,
10030 expand_expr_real_1): Likewise.
10031 * fold-const.c (fold_ternary): Likewise.
10032 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10033 gimplify_init_constructor, gimplify_expr): Likewise.
10034 * tree-dump.c (dequeue_and_dump): Likewise.
10035 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10037 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10039 * tree-sra.c (generate_element_init_1): Likewise.
10040 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10041 * tree-ssa-operands.c (get_expr_operands): Likewise.
10042 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10043 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10044 (get_initial_def_for_reduction): Likewise.
10045 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10046 value handle in annotations.
10047 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10048 tree_node_structure): Add support for constr_kind.
10049 (build_vector_from_ctor, build_constructor_single,
10050 build_constructor_from_list): New functions.
10051 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10052 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10053 Update to cope with VEC in CONSTRUCTOR_ELTS.
10054 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10055 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10056 CONSTRUCTOR_APPEND_ELT): New macros.
10057 (struct constructor_elt, struct tree_constructor): New data types.
10058 (union tree_node): Add tree_constructor field.
10059 * treestruct.def: Define TS_CONSTRUCTOR.
10060 * varasm.c (const_hash_1, compare_constant, copy_constant,
10061 compute_reloc_for_constant, output_addressed_constants,
10062 initializer_constant_valid_p, output_constant,
10063 array_size_for_constructor, output_constructor): Update to cope with
10064 VEC in CONSTRUCTOR_ELTS.
10065 * vec.h (VEC_empty, VEC_copy): New macros.
10067 2005-07-19 Devang Patel <dpatel@apple.com>
10069 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10071 2005-07-19 Richard Henderson <rth@redhat.com>
10074 * gimplify.c (gimplify_expr): Use main variant type for the temp
10075 destination for a discarded volatile read.
10076 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10077 casts between non-void types that change volatility.
10079 2005-07-15 DJ Delorie <dj@redhat.com>
10081 * toplev.h: Add comment about the first parameter for warning().
10082 * errors.h: Likewise.
10084 * c.opt (Wpragmas): New.
10085 * doc/invoke.texi: Document it.
10087 * function.c (do_warn_unused_parameter): Add warning control to
10089 * c-decl.c (warn_if_shadowing): Likewise.
10090 * c-lex.c (cb_def_pragma): Likewise.
10091 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10092 (pop_alignment): Likewise.
10093 (handle_pragma_pack): Likewise.
10094 (apply_pragma_weak): Likewise.
10095 (handle_pragma_weak): Likewise.
10096 (handle_pragma_redefine_extname): Likewise.
10097 (add_to_renaming_pragma_list): Likewise.
10098 (handle_pragma_extern_prefix): Likewise.
10099 (maybe_apply_renaming_pragma): Likewise.
10100 (handle_pragma_visibility): Likewise.
10102 * config/c4x/c4x-c.c (BAD): Likewise.
10103 (c4x_parse_pragma): Likewise.
10104 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10105 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10106 (rs6000_pragma_longcall): Likewise.
10107 * config/v850/v850-c.c (pop_data_area): Likewise.
10108 (ghs_pragma_section): Likewise.
10109 (ghs_pragma_section): Likewise.
10110 (ghs_pragma_interrupt): Likewise.
10111 (ghs_pragma_starttda): Likewise.
10112 (ghs_pragma_startsda): Likewise.
10113 (ghs_pragma_startzda): Likewise.
10114 (ghs_pragma_endtda): Likewise.
10115 (ghs_pragma_endsda): Likewise.
10116 (ghs_pragma_endzda): Likewise.
10118 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10119 Kenneth Zadeck <zadeck@naturalbridge.com>
10121 * Makefile.in: Removed tree-promote-statics.c
10122 * tree-promote-statics.c: Removed.
10123 * common.opt: Removed flag-promote-statics.
10125 * passes.c: Removed tree-promote-statics pass.
10126 * tree-pass.h: Ditto.
10127 * timevar.def: Removed TV_PROMOTE_STATICS.
10130 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10132 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10134 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10136 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10139 * c-common.c (check_function_arguments): Call
10140 'check_function_format' if either -Wformat or
10141 -Wmissing-format-attribute are specified.
10142 * c-format.c (check_function_format): Check -Wformat before
10143 calling 'check_format_info'.
10144 * c-opts.c (c_common_post_options): Don't warn for
10145 -Wmissing-format-attribute without -Wformat.
10146 * c-typeck.c (convert_for_assignment): Detect additional cases for
10147 -Wmissing-format-attribute.
10148 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10151 2005-07-19 Richard Guenther <rguenther@suse.de>
10153 * config/i386/i386.md (lrint<mode>2): Use temporary
10154 instead of clobbering non-existent memory.
10156 2005-07-19 Nick Clifton <nickc@redhat.com>
10158 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10159 statement to avoid displaying ASCII control characters.
10161 2005-07-19 Ben Elliston <bje@au.ibm.com>
10163 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10164 * cfganal.c (find_edge_index): Ditto.
10165 * combine.c (combine_instructions): Ditto.
10166 * ddg.c (create_scc): Ditto.
10167 (find_successors): Ditto.
10168 (find_predecessors): Ditto.
10169 (find_nodes_on_paths): Ditto.
10170 (longest_simple_path): Ditto.
10171 * flow.c (update_life_info): Ditto.
10172 (count_or_remove_death_notes): Ditto.
10173 (clear_log_links): Ditto.
10174 * modulo-sched.c (generate_reg_moves): Ditto.
10175 (find_max_asap): Ditto.
10176 (find_max_hv_min_mob): Ditto.
10177 (find_max_dv_min_mob): Ditto.
10178 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10179 * sched-rgn.c (extract_edgelst): Ditto.
10180 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10181 (dump_update_ssa): Ditto.
10182 (ssa_names_to_replace) Ditto.
10183 (switch_virtuals_to_full_rewrite): Ditto.
10184 (update_ssa): Ditto.
10185 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10187 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10189 Fix PR tree-optimization/22483
10191 * tree-complex.c (create_components): Use
10192 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10193 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10194 * tree-flow.h (safe_referenced_var_iterator): New structure.
10195 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10196 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10197 safe_referenced_var iterator.
10198 (add_type_alias): Ditto.
10200 2005-07-19 Steven Bosscher <stevenb@suse.de>
10202 * loop-init.c (rest_of_handle_loop2): Remove.
10203 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10204 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10205 (pass_rtl_loop_init, pass_rtl_loop_done,
10206 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10207 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10208 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10209 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10210 pass_tree_loop_done, and pass_tree_unswitch.
10211 (gate_loop): Rename to gate_tree_loop.
10212 * passes.c (init_optimization_passes): Update for renamed tree
10213 loop passes. Add the new loop2 passes as subpasses of loop2.
10214 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10215 Update for the renamed tree loop passes.
10217 2005-07-18 Ian Lance Taylor <ian@airs.com>
10219 PR middle-end/22057
10220 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10221 blocks when optimizing.
10223 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10225 * common.opt (frename-registers): Initialize to 2.
10227 (fgcse-after-reload): Ditto.
10228 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10229 (process_options): Only change flag_web, flag_rename_registers,
10230 and flag_rerun_cse_after_loop if not explicitly set by user.
10232 2005-07-18 Jan Beulich <jbeulich@novell.com>
10234 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10235 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10236 in 64-bit mode the same as DImode in 32-bit mode.
10237 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10238 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10239 mode. Add new mode parameter.
10240 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10241 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10242 x86_64_shift_adj): New expanders.
10243 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10244 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10246 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10247 DImode shift splitters.
10248 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10249 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10252 2005-07-18 Jan Beulich <jbeulich@novell.com>
10254 * i386.md (movdi_extzv_1): New.
10255 (zero_extendhidi2): Combine alternatives and never force use of
10257 (zero_extendqidi2): Likewise. Don't restrict input selection.
10259 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10261 Fix PR tree-optimization/22531
10262 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10265 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10267 * tree-promote-statics.c (pass_promote_statics): Change dump file
10270 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10272 * tree-optimize.c (init_tree_optimization_passes): Add
10273 pass_eliminate_useless_stores pass.
10274 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10275 * tree-ssa-pre.c (is_copy_stmt): New function.
10276 (follow_copies_till_vuse): Ditto.
10277 (do_eustores): Ditto.
10278 (gate_eustores): Ditto.
10280 2005-07-16 Richard Henderson <rth@redhat.com>
10282 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10284 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10285 Kenneth Zadeck <zadeck@naturalbridge.com>
10287 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10288 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10289 ipa-type-escape.h, tree-promote-statics.c
10290 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10291 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10292 tree-promote-statics.c: new files.
10293 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10294 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10295 int nonlocal_set_p, mark_constant_function): Deleted.
10296 (rest_of_handle_cfg): Removed call to mark_constant_function.
10297 (nonoverlapping_component_refs_p): Added calls to support
10298 type based aliasing.
10299 * tree-ssa-alias.c (may_alias_p,
10300 compute_flow_insensitive_aliasing): Ditto.
10301 * calls.c (flags_from_decl_or_type): Removed reference to
10303 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10304 too many arguments. This is necessary for Spec 2000.
10305 * cgraph.h (const_function, pure_function): Removed.
10306 * common.opt: Added "fipa-pure-const", "fipa-reference",
10307 "fipa-type-escape", and "ftree-promote-static".
10309 * passes.c: Added ipa and tree-promote-statics passes.
10310 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10311 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10312 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10313 * tree-flow.h: Added exposed sra calls and addition of
10314 reference_vars_info field for FUNCTION_DECLS.
10315 * tree-pass.h: Added passes.
10316 * tree-sra.c: (sra_init_cache): New function.
10317 (sra_insert_before, sra_insert_after) Made public.
10318 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10320 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10321 aliasing. (may_alias_p): Added code to use type escape analysis to
10322 improve alias sets.
10323 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10324 code to prune clobbers of static variables based on information
10325 produced in ipa-reference pass. Changed call clobbering so that
10326 statics are not marked as clobbered if the call does not clobber
10329 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10331 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10334 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10336 * doc/install.texi (*-*-solaris2*): Document recommended version
10337 of GNU binutils and mention GNU linker problem on Solaris 10.
10339 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10342 * c-decl.c (c_build_bitfield_integer_type): New function.
10343 (finish_struct): Call it.
10344 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10346 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10348 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10351 2005-07-16 Jan Hubicka <jh@suse.cz>
10353 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10354 (scale_bbs_frequencies_int): Watch roundoff errors.
10355 * predict.c (return_prediction): Initialize return_stmt.
10357 2005-07-16 Jan Hubicka <jh@suse.cz>
10359 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10360 after RTL profiling.
10362 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10364 PR middle-end/22398
10365 * fold-const.c (build_range_check): Convert high/low to etype
10366 if we are only comparing against exp.
10368 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10370 Fix PR tree-optimization/22376
10371 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10373 (need_to_solve): New function.
10374 (compute_points_to_sets): Use it.
10376 2005-07-15 Jan Hubicka <jh@suse.cz>
10378 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10379 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10381 2005-07-15 Richard Guenther <rguenther@suse.de>
10383 * c-common.c (handle_flatten_attribute): New function.
10384 Add flatten function attribute.
10385 * doc/extend.texi: Document flatten function attribute.
10386 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10387 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10389 (cgraph_decide_inlining): Handle functions with flatten
10392 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10394 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10395 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10396 UNSPEC_XCHG, UNSPEC_AND): New.
10397 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10398 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10399 * config/rs6000/sync.md (FETCHOP): New code macro.
10400 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10402 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10403 (sync_compare_and_swap<mode>): Same.
10404 (sync_lock_test_and_set<mode>): Same.
10405 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10406 for QImode and HImode, and not PPC405.
10407 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10408 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10409 (sync_<fetchop>{si,di}_internal): New.
10410 (sync_nand{si,di}_internal): New.
10411 (sync_old_<fetchop>{si,di}_internal): New.
10412 (sync_old_nand{si,di}_internal): New
10413 (sync_new_<fetchop>{si,di}_internal): New.
10414 (sync_new_nand{si,di}_internal): New.
10415 (atomic_and{si,di}): New.
10416 (sync_new_nand{si,di}_internal): New.
10417 (atomic_and{si,di}): New.
10418 (sync_add<mode>_internal): Delete.
10419 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10420 (sync_sub<mode>_internal): Delte.
10421 (sync_subshort_internal): New.
10422 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10423 (sync_anddi_internal): Delete.
10424 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10425 (sync_booldi_internal): Delete.
10426 (sync_boolc<mode>_internal): Delete.
10427 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10428 (sync_boolc<mode>_internal2): Delete.
10429 (sync_boolcc<mode>_internal): Delete.
10430 (isync, lwsync): Use unspec instead of unspec_volatile.
10431 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10432 Revert UNSPEC_VOLATILE.
10433 (rs6000_split_atomic_op): New.
10434 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10436 2005-07-14 Eric Christopher <echristo@redhat.com>
10438 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10439 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10441 2005-07-14 Eric Christopher <echristo@redhat.com>
10443 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10445 2005-07-14 Steven Bosscher <stevenb@suse.de>
10447 PR tree-optimization/22230
10448 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10449 the computation of the four cross productions for "range op range".
10451 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10452 Ulrich Weigand <uweigand@de.ibm.com>
10455 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10458 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10460 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10462 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10464 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10466 2005-07-14 Richard Guenther <rguenther@suse.de>
10468 PR middle-end/22347
10469 * config/i386/i386-protos.h (ix86_function_value): Change
10470 prototype to match new target hook.
10471 * config/i386/i386.c (ix86_value_regno): Change prototype
10472 to take extra type argument.
10473 (TARGET_FUNCTION_VALUE): Define.
10474 (ix86_function_ok_for_sibcall): Pass extra argument to
10475 ix86_value_regno, check return slot rtx for exact match.
10476 (ix86_function_value): Take extra parameter. Dispatch to
10477 ix86_value_regno with fndecl/fntype as provided.
10478 (ix86_value_regno): Handle extra type argument.
10479 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10481 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10482 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10483 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10484 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10485 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10487 2005-07-14 Richard Guenther <rguenther@suse.de>
10489 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10490 * calls.c (expand_call): Pass fntype to hard_function_value.
10491 (emit_library_call_value_1): Likewise.
10492 * explow.c: Include target.h.
10493 (hard_function_value): Take extra argument, the fntype.
10494 Use new target hook for function_value.
10495 * expr.h (hard_function_value): Change prototype.
10496 * function.c (aggregate_value_p): Pass 0 as fntype to
10497 hard_function_value.
10498 (assign_parms): Use new target hook for function_value.
10499 Pass 0 as fntype to hard_function_value.
10500 (expand_function_end): Likewise.
10501 * reg-stack.c: Include target.h.
10502 (stack_result): Use new target hook for function_value.
10503 * target-def.h: New target hook function_value.
10504 * target.h: Likewise.
10505 * targhooks.c (default_function_value): New function.
10506 * targhooks.h (default_function_value): Declare.
10508 2005-07-13 Ian Lance Taylor <ian@airs.com>
10510 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10512 2005-07-14 Jan Hubicka <jh@suse.cz>
10514 * tree-dfa.c (dump_variable): Use default_def function.
10515 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10516 * tree-ssa.c (verify_use): Likewise.
10517 * tree-ssanames.c (release_ssa_name): Likewise.
10518 * tree-tailcall.c (eliminate_tail_call): Likewise.
10519 (tree_optimize_tail_calls_1): Likewise.
10520 * tree-vrp.c (get_value_range): Likewise.
10522 2005-07-14 Ben Elliston <bje@au.ibm.com>
10524 * gcc.c (main): Compare language[0] with '*' when iterating over
10527 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10529 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10530 "s390_emit_compare". Add handling of CCZ1mode.
10531 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10532 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10534 (s390_branch_condition_mask): Add CCZ1mode handling.
10535 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10536 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10537 Use CCZ1mode instead of CCZmode.
10538 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10540 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10542 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10544 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10546 2005-07-13 Eric Christopher <echristo@redhat.com>
10548 * config/mips/mips.c (mips_canonicalize_comparison): New.
10549 (mips_emit_int_relational): Use.
10551 2005-07-13 Eric Christopher <echristo@redhat.com>
10553 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10554 static extra parts.
10555 * config/s390/s390.md: Include tpf.md. Move tpf specific
10557 * config/s390/tpf.md: To here.
10558 * config/s390/s390.opt: Move tpf specific options...
10559 * config/s390/tpf.opt: to here. Add mmain option.
10560 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10561 * config/s390/tpf.h: Rewrite.
10563 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10565 * doc/tm.texi: Remove @xref{Cross-profiling}.
10567 2005-07-13 Jeff Law <law@redhat.com>
10569 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10570 expressions, test their _DECL operands for pointer equality rather
10571 than using operand_equal_p.
10573 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10575 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10576 (TARGET_POSIX_IO): This.
10577 * config/darwin.h: Likewise.
10578 * config/freebsd.h: Likewise.
10579 * config/linux.h: Likewise.
10580 * config/lynx.h: Likewise.
10581 * config/netbsd.h: Likewise.
10582 * config/rs6000/linux64.h: Likewise.
10583 * config/rs6000/linux.h: Likewise.
10584 * config/s390/tpf.h: Likewise.
10585 * config/sh/embed-elf.h: Likewise.
10586 * config/sparc/linux64.h: Likewise.
10587 * config/sparc/linux.h: Likewise.
10588 * config/svr4.h: Likewise.
10589 * gcov-io.h: Likewise.
10591 * doc/tm.texi: Updated.
10593 * libgcov.c (create_file_directory): Defined only if
10594 TARGET_POSIX_IO is defined.
10595 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10598 2005-07-13 Jan Hubicka <jh@suse.cz>
10600 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10602 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10604 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10605 structure as argument.
10607 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10609 PR tree-optimization/21921
10610 * tree-iterator.c (tsi_link_before): Support the case when
10611 tsi_end_p (tsi) == true.
10613 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10615 PR tree-optimization/22442
10616 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10619 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10621 PR rtl-optimization/20376
10622 * toplev.c (process_options): Enable -fweb and -frename-registers when
10624 * doc/invoke.texi: Update the information about when -fweb and
10625 -frename-registers are enabled.
10627 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10630 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10631 if *rhs_p is not a SSA_NAME.
10633 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10635 Fix PR tree-optimization/22422
10636 * tree-ssa-structalias.c (struct variable_info): Add flag for
10638 (get_varinfo): Now a static function.
10639 (new_varinfo): init has_union and is_special_var to false.
10640 (solution_set_add): Check has_union.
10641 (do_da_constraint): Move temporary variable so it gets reset
10643 Also check for special variable.
10644 (do_ds_constraint): Ditto.
10645 (do_sd_constraint): Ditto.
10646 (do_structure_copy): Check for special variable.
10647 (find_func_aliases): Ditto.
10648 (init_base_vars): Set special vars properly.
10650 2005-07-13 Jan Hubicka <jh@suse.cz>
10652 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10655 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10656 (get_expr_operands): Fix thinko wrt flags and subvars.
10658 PR tree-optimize/22379
10659 * tree-inline.c (expand_call_inline): Do not output sorry in early
10662 2005-07-12 Dale Johannesen <dalej@apple.com>
10664 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10666 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10669 * host-linux.h: Include limits.h.
10671 2005-07-12 Dale Johannesen <dalej@apple.com>
10673 * expr.c (compress_float_constant): Add cost check.
10674 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10676 2005-07-12 Dale Johannesen <dalej@apple.com>
10678 * gcc.target/i386/compress-float-sse.c: New.
10679 * gcc.target/i386/compress-float-sse-pic.c: New.
10680 * gcc.target/i386/compress-float-387.c: New.
10681 * gcc.target/i386/compress-float-387-pic.c: New.
10682 * gcc.dg/compress-float-ppc.c: New.
10683 * gcc.dg/compress-float-ppc-pic.c: New.
10685 2005-07-12 Eric Christopher <echristo@redhat.com>
10687 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10688 static extra parts.
10689 * config/s390/s390.md: Include tpf.md. Move tpf specific
10691 * config/s390/tpf.md: To here.
10692 * config/s390/s390.opt: Move tpf specific options...
10693 * config/s390/tpf.opt: to here. Add mmain option.
10694 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10695 * config/s390/tpf.h: Rewrite.
10697 2005-07-12 Eric Christopher <echristo@redhat.com>
10699 * gcc.c (struct infile): Update comment for language.
10700 (main): Rewrite input file resetting code.
10702 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10705 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10706 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10707 (lookup_avail_expr): Use constant_boolean_node instead
10708 of boolean_false_node/boolean_true_node.
10710 2005-07-12 Ben Elliston <bje@au.ibm.com>
10712 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10713 and use it when printing num_edges.
10715 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10717 * doc/extend.texi (Blackfin Built-in Functions): New section.
10718 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10721 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10723 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10724 s/cmpstrsi/cmpstrnsi
10725 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10727 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10728 (init_optabs): Initialize cmpstrn_optab.
10729 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10730 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10731 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10732 * config/i386/i386.md: s/cmpstr/cmpstrn
10733 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10734 * doc/md.texi: Update documentation.
10736 2005-07-11 Richard Henderson <rth@redhat.com>
10738 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10739 build_va_arg_indirect_ref.
10740 (alpha_gimplify_va_arg): Likewise.
10741 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10742 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10743 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10744 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10745 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10746 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10748 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10750 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10752 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10753 * passes.c (init_optimization_passes): Add pass_empty_loop.
10754 * tree-pass.h (pass_empty_loop): Declare.
10755 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10756 try_remove_empty_loop, remove_empty_loops): New functions.
10757 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10758 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10760 2005-07-12 Peter Barada <peter@the-baradas.com>
10762 PR middle-end/16719
10763 PR middle-end/18421
10764 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10765 in address registers.
10766 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10767 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10768 alternative of addsi3_5200.
10770 2005-07-11 Ian Lance Taylor <ian@airs.com>
10772 * config/mips/mips.md (ffs<mode>2): Remove.
10774 2005-07-11 Ian Lance Taylor <ian@airs.com>
10776 * doc/tree-ssa.texi (Cleanups): Improve description of
10778 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10780 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10782 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10783 * tree.h (DECL_ARGUMENT_FLD): New macro.
10785 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10787 Fix PR tree-optimization/22404
10789 * tree-ssa-structalias.c (create_variable_info_for): Use
10792 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10794 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10795 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10796 for second comparison operand.
10797 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10799 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10800 (define_insn_reservation "alu"): Likewise.
10801 (csync, ssync): Now of type sync.
10802 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10803 -mcsync-anomaly -mspecld-anomaly.
10804 * config/bfin/bfin.opt (mcsync): Remove.
10805 (mcsync-anomaly, mspecld-anomaly): Add.
10806 * config/bfin/bfin.c: Include "insn-codes.h".
10807 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10808 (TARGET_DEFAULT_TARGET_FLAGS): New.
10809 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10811 2005-07-11 Steven Bosscher <stevenb@suse.de>
10813 * basic-block.h: Give the BB flags enum a name, bb_flags.
10814 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10815 * cfgcleanup.c (enum bb_flags): Remove here.
10816 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10817 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10818 (update_forwarder_flag): Likewise.
10819 (thread_jump): Likewise.
10820 (try_forward_edges): Likewise.
10821 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10822 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10823 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10825 2005-07-11 Richard Guenther <rguenther@suse.de>
10827 * config/i386/i386.opt: New target option -msseregparm.
10828 * config/i386/i386.c (override_options): Error out for
10829 -msseregparm but no SSE support.
10830 (ix86_function_sseregparm): Check for global sseregparm.
10831 * doc/invoke.texi: Document -msseregparm.
10833 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10835 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10836 (m32rle-*-linux*): Ditto.
10838 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10840 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10841 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10844 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10846 PR middle-end/22239
10848 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10849 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10851 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10853 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10854 (varmap): Heapify varmap.
10855 (constraints): Heapify constraints.
10856 (struct constraint_graph): Heapify succs and preds.
10857 (constraint_vec_find): Update for heapification.
10858 (constraint_set_union): Ditto.
10859 (insert_into_complex): Ditto.
10860 (constraint_edge_vec_find): Ditto.
10861 (erase_graph_self_edge): Ditto.
10862 (add_graph_edge): Ditto.
10863 (get_graph_weights): Ditto.
10864 (merge_graph_nodes): Ditto.
10865 (build_constraint_graph): Ditto.
10866 (topo_visit): Ditto.
10867 (solve_graph): Ditto.
10868 (create_variable_info_for): Ditto.
10869 (init_base_vars): Ditto.
10870 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10871 (condese_varmap_nodes): Free complex vector.
10872 (clear_edges_for_node): Clear succs and preds vector.
10874 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10876 * tree-ssa-structalias.c (update_alias_info): Change counting of
10877 references to not include vdefs.
10879 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10881 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10882 (up_insert): Ditto.
10884 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10886 * pa.c (pa_commutative_p): Make PLUS commutative when
10887 TARGET_NO_SPACE_REGS is true.
10889 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10891 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10892 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10893 * tree-dfa.c (dump_subvars_for): New.
10894 (debug_subvars_for): New.
10895 (dump_variable): Show subvariables if VAR has them.
10896 * tree-flow-inline.h (get_subvar_at): New.
10897 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10898 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10900 (struct subvar): Change fields offset and size to unsigned
10902 (dump_subvars_for): Declare.
10903 (debug_subvars_for): Declare.
10904 (get_subvar_at): Declare.
10905 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10906 to unsigned HOST_WIDE_INT *.
10907 (overlap_subvar): Likewise.
10908 * tree-gimple.c (is_gimple_reg): Always return false for
10909 SFTs and memory tags.
10910 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10911 Update all callers.
10912 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10913 (compute_may_aliases): Call compute_points_to_sets.
10914 (collect_points_to_info_for): Remove.
10915 (compute_points_to_and_addr_escape): Remove.
10916 (delete_alias_info): Call delete_points_to_sets.
10917 (compute_flow_sensitive_aliasing): If the call to
10918 find_what_p_points_to returns false, call set_pt_anything.
10919 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10920 (set_pt_anything): Clear pi->pt_vars.
10921 (set_pt_malloc): Remove.
10922 (merge_pointed_to_info): Remove.
10923 (add_pointed_to_expr): Remove.
10924 (add_pointed_to_var): Remove.
10925 (collect_points_to_info_r): Remove.
10926 (is_escape_site): Make extern.
10928 (create_overlap_variables_for): Call it.
10929 * tree-ssa-copy.c (merge_alias_info): Never merge
10930 flow-sensitive alias information.
10931 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10932 offset and size to be unsigned HOST_WIDE_INT.
10933 (add_to_addressable_set): Rename from note_addressable.
10934 Set TREE_ADDRESSABLE as the variables are added to the set.
10936 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10937 operands into VUSEs when adding V_MAY_DEFs for members in an
10939 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10940 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10941 (struct variable_info): Add bitfield is_heap_var.
10942 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10943 (new_var_info): Initialize is_heap_var.
10944 (get_constraint_for): Add HEAP variables to the symbol table.
10945 Mark them with is_heap_var.
10946 (update_alias_info): New. Taken mostly from the old
10947 compute_points_to_and_addr_escape.
10948 (handle_ptr_arith): New.
10949 (find_func_aliases): Call update_alias_info.
10950 Call handle_ptr_info for tcc_binary expressions.
10951 Call mark_stmt_modified.
10952 (create_variable_info_for): If DECL has subvars, do not create
10953 variables for its subvars. Always add all the fields.
10954 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10955 SFTs, then add all the SFTs of the structure.
10956 If VI->DECL is an aggregate with subvariables, add the SFT at
10958 (find_what_p_points_to): If VI is an artificial variable,
10959 translate to bitfields in SSA_NAME_PTR_INFO.
10960 If the solution is empty, set pi->pt_vars to NULL
10961 (init_base_vars): Create ANYOFFSET.
10962 (compute_points_to_sets): Rename from create_alias_vars.
10964 (pass_build_pta): Remove.
10965 (delete_points_to_sets): Rename from delete_alias_vars.
10966 (pass_del_pta): Remove.
10967 * tree-ssa-structalias.h (struct alias_info): Move from
10969 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10970 NUM_REFERENCES_SET): Likewise.
10971 (compute_points_to_sets, delete_points_to_sets): Declare.
10973 2005-07-09 Richard Henderson <rth@redhat.com>
10975 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10976 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10977 alpha_split_lock_test_and_set_12): New functions.
10978 * config/alpha/alpha-protos.h: Update.
10979 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10980 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10981 * config/alpha/sync.md (I12MODE): New.
10982 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10983 (sync_<fetchop_name><I48MODE>): Likewise.
10984 (sync_nand<I48MODE>): Likewise.
10985 (sync_old_<fetchop_name><I48MODE>): Likewise.
10986 (sync_new_<fetchop_name><I48MODE>): Likewise.
10987 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10988 (sync_compare_and_swap<I48MODE>): Likewise.
10989 (sync_lock_test_and_set<I48MODE>): Likewise.
10990 (sync_compare_and_swap<I12MODE>): New.
10991 (sync_compare_and_swap<I12MODE>_1): New.
10992 (sync_lock_test_and_set<I12MODE>): New.
10993 (sync_lock_test_and_set<I12MODE>_1): New.
10995 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10999 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11001 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11003 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11004 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11006 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11009 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11011 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11013 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11014 memory_operand constraint.
11015 (store_conditional_<mode>): Same.
11016 (sync_compare_and_swap<mode>): Same.
11017 (sync_lock_test_and_set<mode>): Same.
11019 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11021 Rewrite PIC support to more closely model actual instructions.
11022 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11023 (cris_symbol): Remove prototypes for removed functions.
11024 (cris_pic_symbol_type_of, cris_valid_pic_const)
11025 (cris_expand_pic_call_address): Prototypes for new functions.
11026 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11028 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11030 <case ':'>: Add case for new punctuation character.
11031 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11032 emitting (extra) PIC modifier.
11033 <case UNSPEC>: Do not assert for PLT.
11034 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11035 (cris_expand_prologue, cris_expand_epilogue): Check
11036 for pic_offset_table_rtx usage instead of taking
11037 current_function_uses_pic_offset_table as the final word.
11038 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11039 Remove flag_pic difference.
11040 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11041 the moral equivalents of...
11042 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11044 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11045 (cris_handle_option): Mark ARG as unused.
11046 (cris_expand_pic_call_address): New worker function for "call",
11048 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11049 output PIC constructs here.
11050 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11051 as symbol-specific modifers, not whole or part of operands.
11052 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11053 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11054 constants and flag_pic.
11055 (CONSTANT_INDEX_P): Adjust for new functions.
11056 (enum cris_pic_symbol_type): New helper type.
11057 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11058 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11059 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11061 ("movsi"): Emit actual instructions for GOT and relative access.
11062 ("*movsi_got_load"): New pattern to set up the register holding
11064 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11065 Adjust FIXME for 'S'.
11066 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11067 Use "movs" for -fpic cases.
11068 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11069 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11070 ("call", "call_value"): Just call cris_expand_pic_call_address for
11072 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11073 Remove special pattern.
11074 ("*expanded_call_side", "*expanded_call_value_side"): New
11076 (gotplt-to-plt, gotplt-to-plt-side-call)
11077 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11079 * config/cris/cris/predicates.md
11080 ("cris_general_operand_or_gotless_symbol"): Remove unused
11082 ("cris_general_operand_or_symbol"): Adjust for new functions.
11084 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11086 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11088 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11090 * Makefile.in (TREE_H): Add treestruct.def.
11091 (c-decl.o): Add pointer-set.h
11092 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11093 visibility on regular DECL's.
11094 (merge_decls): Fix the copying of decl nodes of various types for
11095 the new structures. Don't update RTL, section name, weak status,
11096 etc, on DECL's without RTL.
11097 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11098 Don't check volatile on non-variable types.
11099 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11100 to check whether we have seen arguments.
11101 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11102 flag is checked before field (flag is common, field is not).
11103 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11104 TS_DECL_COMMON could have an origin.
11105 (add_location_or_const_value_attribute): Don't check section name
11106 on non-var/function decls.
11107 (dwarf2out_var_location): Reverse order of tests.
11108 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11109 with DECL_WRTL_CHECK.
11110 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11111 * fold-const.c (fold_binary): Don't check weakness on
11112 non-var/function decls.
11113 (tree_expr_nonzero_p): Ditto.
11114 (fold_checksum_tree): Use tree_decl_extra as sizeof
11116 * ggc-page.c (extra_order_size_table): Add sizes for
11117 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11119 * gimplify.c (gimplify_bind_expr): Only set
11120 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11121 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11123 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11124 * langhooks.h (init_ts). New langhook.
11125 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11126 * print-tree.c (print_node): Update to only print fields that
11127 exist in the structures the passed decl has.
11128 * toplev.c (wrapup_global_declarations): Don't reset
11129 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11130 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11131 * tree-inline.c (remap_decl): Ditto.
11132 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11133 * tree-pretty-print.c (print_declaration): Don't print
11134 DECL_REGISTER on things that don't contain it.
11135 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11136 non-var/function decls.
11137 * tree.c (tree_contains_struct): New structure.
11138 (init_priority_for_decl): New hashtable.
11139 (tree_int_map): New structure.
11140 (tree_int_map_eq): New function.
11141 (tree_int_map_marked_p): Ditto.
11142 (tree_int_map_hash): Ditto.
11143 (tree_map): Move to tree.h.
11144 (tree_map_eq): Externalize.
11145 (tree_map_hash): Ditto.
11146 (tree_map_marked_p): Ditto.
11147 (init_ttree): Set up tree_contains_struct and call langhook.
11148 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11149 (tree_code_size): Update for new structures.
11150 (tree_node_structure): Update for new structures.
11151 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11153 (copy_node_stat): Copy init priority.
11154 (build_decl_stat): Ditto for visibility.
11155 (ts_enum_names): New.
11156 (tree_contains_struct_check_failed): New function.
11157 (decl_init_priority_lookup): Ditto.
11158 (decl_init_priority_insert): Ditto.
11159 * treestruct.def: New file.
11160 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11161 (CONTAINS_STRUCT_CHECK): Ditto.
11162 (tree_contains_struct_check_failed): New prototype.
11163 (DECL_CHECK): Removed.
11164 (DECL_MINIMAL_CHECK): New.
11165 (DECL_COMMON_CHECK): Ditto.
11166 (DECL_WRTL_CHECK): Ditto.
11167 (DECL_NON_COMMON_CHECK): Ditto.
11168 (DECL_WITH_VIS_CHECK): Ditto.
11169 (VAR_OR_FUNCTION_DECL_P): Ditto
11170 (struct tree_decl_minimal): New structure.
11171 (struct tree_decl_common): Ditto.
11172 (struct tree_decl_with_rtl): Ditto.
11173 (struct tree_decl_with_vis): Ditto.
11174 (struct tree_decl_non_common): Ditto.
11175 (struct tree_field_decl): Ditto.
11176 (struct tree_parm_decl): Ditto.
11177 (struct tree_var_decl): Ditto.
11178 (struct tree_function_decl): Ditto.
11179 (struct tree_const_decl): Ditto.
11180 (struct tree_result_decl): Ditto.
11181 (union tree_node): Add new structures.
11182 * var-tracking.c (track_expr_p): Reverse order of tests.
11184 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11186 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11188 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11189 * system.h: Poison FINALIZE_PIC.
11190 * doc/tm.texi (FINALIZE_PIC): Remove.
11192 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11195 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11196 to the correct type if we have a MODIFY_EXPR.
11198 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11200 PR tree-optimization/22360
11201 * tree.c (upper_bound_in_type): Fix calculations for casting
11202 to a non-wider signed type and casting a signed value to a
11203 wider unsigned type.
11204 (lower_bound_in_type): Fix calculations for casting to a
11205 non-wider signed type.
11207 PR tree-optimization/20139
11208 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11210 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11211 fold_cond_expr_cond.
11212 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11213 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11215 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11218 * tree-complex.c (expand_complex_libcall): Produce
11219 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11221 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11223 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11224 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11225 b" assert and inserted fastpath code for this case.
11226 (bitmap_ior): Removed "a != b" assert.
11228 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11230 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11231 (ENDFILE_SPEC): Likewise.
11232 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11234 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11235 a large stack frame at epilogue.
11237 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11239 * final.c: Include sdbout.h when required.
11241 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11243 * config.gcc (*-*-darwin*): Only one target-specific header file
11244 for generic darwin.
11245 (powerpc-*-darwin*): Add version-specific header files.
11246 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11247 * config.in: Regenerate.
11248 * configure: Regenerate.
11249 * gcc.c: Include xregex.h.
11250 (version_compare_spec_function): New.
11251 (spec_function): Add version-compare.
11252 (replace_outfile_spec_function): Reformat comment.
11253 (compare_version_strings): New.
11254 * config/darwin-c.c (version_as_macro): New.
11255 (builtin_define): New.
11256 (darwin_cpp_builtins): New.
11257 * config/darwin-protos.h (darwin_cpp_builtins): New.
11258 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11259 (LIB_SPEC): Make unconditional, update comment.
11260 (TARGET_C99_FUNCTIONS): Define.
11261 * config/darwin.opt: Sort.
11262 (mmacosx-version-min=): New.
11263 * config/darwin7.h: Delete.
11264 * config/darwin8.h: Delete.
11265 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11266 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11267 (TARGET_C99_FUNCTIONS): Define.
11268 * config/rs6000/darwin7.h: New.
11269 * config/rs6000/darwin8.h: New.
11270 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11271 (-mmacosx-version-min): Document.
11273 2005-07-07 Ian Lance Taylor <ian@airs.com>
11275 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11277 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11279 PR middle-end/22239
11280 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11282 2005-07-07 Khem Raj <kraj@mvista.com>
11284 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11285 in bytes, not words.
11287 2005-07-07 Paul Brook <paul@codesourcery.com>
11289 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11290 DEFAULT_FUNCTION_ARG_PADDING to upward.
11292 2005-07-07 Richard Henderson <rth@redhat.com>
11294 * function.c (locate_and_pad_parm): Record parameter alignment in
11295 stack_alignment_needed.
11297 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11299 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11300 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11301 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11302 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11303 (define_attr "type"): Add isync, sync, load_l, store_c.
11304 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11305 Create scratch volatile MEM.
11306 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11308 (load_locked_<mode>): New.
11309 (store_conditional_<mode>): New.
11310 (sync_compare_and_swap<mode>): Replace with splitter.
11311 (sync_lock_test_and_set<mode>): Replace with splitter.
11312 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11314 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11315 is ics. Attribute isync.
11316 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11318 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11319 and UNSPECV_SYNC_OP.
11320 (emit_unlikely_jump): New.
11321 (emit_load_locked): New.
11322 (emit_store_conditional): New.
11323 (rs6000_split_compare_and_swap): New.
11324 (rs6000_split_lock_test_and_set): New.
11325 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11326 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11327 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11328 rs6000_split_lock_test_and_set): Declare.
11329 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11330 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11331 store_c, isync, sync.
11333 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11335 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11336 filenames to gtyp-gen.h.
11337 (s-typ-gen): Use it in place of for loops.
11339 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11341 * hooks.c (hook_bool_rtx_int_false): New function.
11342 * hooks.h (hook_bool_rtx_int_false): Declare.
11343 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11344 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11345 * target.h (struct gcc_target): Add commutative_p member.
11346 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11347 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11348 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11349 (pa_commutative_p): New function.
11350 * jump.c (target.h): Include.
11351 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11352 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11354 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11356 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11357 (s390_expand_setmem): New.
11358 * config/s390/s390.c: Likewise.
11359 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11361 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11362 general_operand. Call new function "s390_expand_setmem".
11363 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11364 ("setmem_long", "*setmem_long"): ... this.
11366 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11368 * config/s390/s390.c: (optimization_options): Enable
11369 TARGET_MVCLE at -Os.
11370 * doc/invoke.texi: Document changes in default behaviour.
11371 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11373 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11375 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11376 defined by back-end.
11378 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11380 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11381 all sets in the pattern.
11382 * config/rs6000/rs6000.md (stack_protect_testsi,
11383 stack_protect_testdi): Likewise.
11385 2005-07-06 Jeff Law <law@redhat.com>
11387 * tree-vrp.c (simplify_using_ranges): Kill.
11388 (vrp_finalize): Remove call to simplify_using_ranges.
11389 (simplify_stmt_using_ranges): New function extracted from
11390 simplify_using_ranges.
11391 (simplify_div_or_mod_using_ranges): Likewise.
11392 (simplify_abs_using_ranges): Likewise.
11393 (simplify_cond_using_ranges): New function.
11394 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11395 * tree-ssa-propagate.c (substitute_and_fold): Call
11396 simplify_stmt_using_ranges if we have range information.
11398 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11400 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11401 ia64_flag_schedule_isns2.
11403 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11404 reading/writing general registers.
11405 (ia64_function_arg): Revert 2005-06-18 change.
11407 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11409 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11410 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11412 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11414 * function.c (expand_function_end): Revert part of 2005-06-27
11415 patch. Do sjlj_emit_function_exit_after after return_label.
11417 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11419 * doc/install.texi (--disable-libssp): New.
11421 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11423 * doc/invoke.texi: Update -fforce-mem documentation.
11424 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11425 code for -fforce-mem.
11426 * expmed.c: (store_bit_field,store_fixed_bit_field,
11427 extract_bit_field): Ditto.
11428 * expr.c: (convert_move): Ditto.
11429 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11430 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11431 emit_conditional_add,expand_float,expand_fix): Ditto.
11432 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11433 (common_handle_option): Issue warning when -fforce-mem specified.
11435 2005-07-06 Paul Brook <paul@codesourcery.com>
11437 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11439 * configure: Regenerate.
11441 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11443 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11445 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11447 Fix PR tree-optimization/22319
11448 Fix PR tree-optimization/22140
11449 Fix PR tree-optimization/22310
11451 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11452 variable sized types.
11453 Use correct type for intermediate structure on *a = *b structure
11456 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11458 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11460 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11461 (machine_function): Move typedef to...
11462 * config/rs6000/rs6000.c (machine_function): ... here. Add
11463 varargs_save_offset field.
11464 (rs6000_stack_t): Remove varargs_size field.
11465 (setup_incoming_varargs): Allocate varargs save area using
11466 assign_stack_local, try to make it as small as possible.
11467 Save offset from virtual_stack_vars_rtx to the save area
11468 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11469 instead of magic 8 when fp word byte size is used.
11470 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11471 instead of -RS6000_VARARGS_SIZE.
11472 (rs6000_stack_info, debug_stack_info,
11473 rs6000_initial_elimination_offset): Remove all traces of
11475 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11476 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11477 RS6000_VARARGS_AREA.
11479 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11481 PR tree-optimization/21963
11482 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11483 constant_multiple_of in the same way get_computation_cost_at does.
11485 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11487 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11488 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11489 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11490 and return its previous value.
11491 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11492 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11494 (stack_protect_set, stack_protect_test): New expanders.
11495 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11496 stack_protect_testdi): New insns.
11497 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11498 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11500 2005-07-06 Jeff Law <law@redhat.com>
11502 * tree-ssa-dce.c (cfg_altered): New global.
11503 (tree_dce_init): Initialize cfg_altered.
11504 (remove_dead_stmt): If we remove an edge in the CFG, then set
11506 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11509 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11511 * Makefile.in (stamp-collect-ld): Use
11512 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11513 ./collect-ld if it already exists.
11514 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11515 Don't remove ./nm if it already exists.
11517 2005-07-05 Devang Patel <dpatel@apple.com>
11519 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11520 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11521 * tree-vectorizer.c (vect_loop_location): New.
11522 (vect_print_dump_info): Use vect_loop_location.
11523 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11524 (vectorize_loops): Set vect_loop_location.
11525 * tree-vect-analyze.c (vect_analyze_offset_expr,
11526 vect_determin_vectorization_factor, vect_analyze_operations,
11527 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11528 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11529 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11530 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11531 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11532 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11533 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11534 vect_analyze_loop): Adjust vect_print_dump_info API.
11535 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11536 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11537 vect_finish_stmt_generation, vectorizable_assignment,
11538 vectorizable_operation, vectorizable_store, vectorizable_load,
11539 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11540 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11541 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11542 vect_transform_loop): Same.
11543 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11544 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11547 2005-07-05 Randolph Chung <tausq@debian.org>
11549 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11550 * configure: Regenerate.
11551 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11552 (pa_tls_referenced_p): Declare.
11553 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11554 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11555 (legitimize_tls_address): New.
11556 (hppa_legitimize_address): Handle TLS addresses.
11557 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11558 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11559 (emit_move_sequence): Handle TLS addresses.
11560 (pa_encode_section_info): Call default handler to handle common
11562 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11563 (CONSTANT_ADDRESS_P): Reject TLS operands.
11564 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11565 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11566 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11567 (UNSPEC_TLSLE): Define new constants.
11568 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11569 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11570 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11571 (tie_symbolic_operand, tle_symbolic_operand): New
11573 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11575 * aclocal.m4: Update macros for autoconf 2.59 style.
11576 * configure.ac: Likewise.
11578 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11580 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11581 (function_arg): Pass small aggregates in general registers on 32-bit
11583 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11585 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11587 * Makefile.in (final.o): Fix dependencies.
11589 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11593 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11594 * langhooks.c (lhd_expr_to_decl): New.
11595 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11597 (LANG_HOOKS_INITIALIZER): Update.
11598 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11599 expr_to_decl langhook.
11600 * c-tree.h (c_expr_to_decl): Declare.
11601 * c-typeck.c (c_expr_to_decl): New.
11602 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11604 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11606 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11609 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11610 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11612 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11614 * Makefile.in: Adjust dependencies.
11615 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11616 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11617 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11618 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11619 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11620 rest_of_compilation.
11622 * bb-reorder.c (gate_duplicate_computed_gotos,
11623 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11624 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11625 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11626 pass_partition_blocks): New.
11627 * bt-load.c (gate_handle_branch_target_load_optimize,
11628 rest_of_handle_branch_target_load_optimize,
11629 pass_branch_target_load_optimize): New.
11630 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11632 * cfglayout.c (pass_insn_locators_initialize): New.
11633 * cfgrtl.c (pass_free_cfg): New.
11634 * combine.c (gate_handle_combine, rest_of_handle_combine,
11635 pass_combine): New.
11636 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11637 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11638 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11639 * except.c (pass_set_nothrow_function_flags,
11640 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11642 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11643 rest_of_handle_shorten_branches, pass_shorten_branches,
11644 rest_of_clean_state, pass_clean_state): New.
11645 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11646 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11647 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11649 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11650 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11651 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11652 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11654 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11655 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11656 pass_rtl_ifcvt, gate_handle_if_after_combine,
11657 rest_of_handle_if_after_combine, pass_if_after_combine,
11658 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11659 pass_if_after_reload): New.
11660 * integrate.c (pass_initial_value_sets): New.
11661 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11662 pass_purge_lineno_notes): New.
11663 * mode-switching.c (rest_of_handle_mode_switching,
11664 pass_mode_switching): New.
11665 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11666 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11668 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11669 pass_loop_optimize): New.
11670 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11672 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11674 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11675 pass_postreload_cse): New.
11676 * profile.c (gate_handle_profiling, pass_profiling,
11677 rest_of_handle_branch_prob, pass_branch_prob): New.
11678 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11679 pass_split_before_regstack, gate_handle_split_before_regstack,
11680 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11681 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11682 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11683 pass_stack_regs): New.
11684 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11685 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11686 pass_stack_adjustments): New.
11687 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11688 pass_regrename): New.
11689 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11690 pass_delay_slots, gate_handle_machine_reorg,
11691 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11692 * rtl.h (extern void purge_line_number_notes): New.
11693 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11694 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11696 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11698 * value-prof.c (gate_handle_value_profile_transformations,
11699 rest_of_handle_value_profile_transformations,
11700 pass_value_profile_transformations): New.
11701 * var-tracking.c (gate_handle_var_tracking,
11702 pass_variable_tracking): New.
11703 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11705 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11706 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11707 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11708 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11709 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11710 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11711 rest_of_handle_gcse2, rest_of_handle_regmove,
11712 rest_of_handle_tracer, rest_of_handle_if_conversion,
11713 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11714 rest_of_handle_web, rest_of_handle_branch_prob,
11715 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11716 rest_of_handle_jump_bypass, rest_of_handle_combine,
11717 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11718 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11719 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11720 rest_of_handle_mode_switching, rest_of_handle_jump,
11721 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11722 rest_of_handle_flow2, rest_of_handle_jump2,
11723 rest_of_handle_peephole2, rest_of_handle_postreload,
11724 rest_of_handle_shorten_branches, rest_of_clean_state,
11725 rest_of_compilation): Remove.
11727 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11728 * passes.c (dump_flags, in_gimple_form, all_passes,
11729 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11730 register_dump_files, next_pass_1, last_verified, execute_todo,
11731 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11732 from tree-optimize.c.
11733 (init_optimization_passes): Moved from tree-optimize.c,
11734 adding the RTL optimizations.
11735 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11736 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11737 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11738 register_dump_files, next_pass_1, last_verified, execute_todo,
11739 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11740 init_tree_optimization_passes, ipa_passes): Delete.
11741 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11743 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11744 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11746 (ipa_passes): Remove.
11747 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11748 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11749 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11750 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11751 (dump_info_p, dump_flag): Moved to tree-dump.h.
11753 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11755 * passes.c (finish_optimization_passes): Use dump_begin
11756 and dump_end, TDI_end.
11757 (gate_rest_of_compilation): New.
11758 (pass_rest_of_compilation): Use it.
11759 (gate_postreload, pass_postreload): New.
11760 * toplev.c (general_init): Rename init_tree_optimization_passes.
11761 * toplev.h (init_tree_optimization_passes): Rename to
11762 init_optimizations_passes.
11763 * tree-dump.c (dump_flag): Make static.
11764 (dump_files): Remove RTL dumps.
11765 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11766 pass_cleanup_cfg, pass_free_cfg_annotations,
11767 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11768 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11769 * tree-pretty-print.c: Include tree-pass.h.
11770 * cgraph.c: Include tree-dump.h.
11772 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11774 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11775 Only fall back to saying it points to readonly memory if
11776 we can't do better.
11778 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11780 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11781 * config/m32r/m32r.c (m32r_compute_frame_size,
11782 m32r_expand_prologue): Take current_function_profile into
11783 account whenever we reference
11784 current_function_uses_pic_offset_table.
11785 (m32r_finalize_pic): Remove.
11786 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11788 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11790 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11791 instead of $<. Don't remove ./as if it already exists.
11793 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11796 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11797 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11798 for complex modes when generating code for PA 1.0.
11799 (VALID_FP_MODE_P): New macro.
11800 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11801 sets for all general and floating point modes. Align wide floating
11802 point modes to even register boundaries to comply with architectural
11804 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11805 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11806 (VALID_FP_MODE_P): New macro.
11807 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11808 sets for all general and floating point modes. Align wide floating
11809 point modes to even register boundaries to comply with architectural
11812 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11814 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11817 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11819 * tree-ssa-structalias.c: Don't include expr.h.
11821 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11823 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11826 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11828 Fix PR tree-optimization/22279
11830 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11833 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11835 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11837 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11839 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11840 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11841 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11842 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11843 config/stormy16/stormy16.c, config/v850/v850.c,
11844 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11845 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11846 Avoid "." or "\n" at end of diagnostics and capital letters at
11847 start of diagnostics.
11848 * combine.c, cse.c: Don't translate dump file output.
11849 * toplev.c (print_version): Only translate output if going to
11852 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11854 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11855 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11858 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11860 * pa.c (fix_range): Fix typo in comment.
11862 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11864 * tree-vrp.c (extract_range_from_assert): Replace
11865 fold (build (...)) with fold_build2.
11867 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11869 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11870 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11871 (format_types_orig, handle_format_attribute): Add support for
11874 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11876 * varasm.c (assemble_variable): Fix format specifier thinko.
11878 2005-07-03 Ira Rosen <irar@il.ibm.com>
11880 PR tree-optimization/22029 (and 22135)
11881 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11882 a phi node before calling dump_vops.
11884 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11886 * tree-dump.h (dump_string_field): Declare.
11887 * tree-dump.c: Use it instead of dump_string.
11888 (dump_string_field): Make non-static.
11890 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11892 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11893 up the minimal CFG stuff always when optimize > 0. Call
11894 split_all_insns_noflow in PIC case if needed.
11896 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11897 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11900 * c-decl.c (c_write_global_declarations): Dump contents of
11902 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11903 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11904 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11905 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11908 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11910 * c-common.h (GCC_DIAG_STYLE): Define.
11911 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11912 version for format checking to 4.1.
11913 * c-format.c: Include toplev.h after c-common.h.
11914 (enum format_type): Add gcc_tdiag_format_type.
11915 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11916 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11917 (format_types_orig): Add gcc_tdiag.
11918 (init_dynamic_diag_info): Support gcc_tdiag formats.
11919 (handle_format_attribute): Likewise.
11920 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11921 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11922 version for format checking to 4.1.
11923 (warning0, warning, error, pedwarn, sorry): Use
11924 ATTRIBUTE_GCC_DIAG.
11925 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11926 (finish_aliases_1): Do not use %qE.
11927 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11928 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11929 Correct format bugs.
11930 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11931 parameter to unsigned HOST_WIDE_INT.
11932 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11934 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11936 PR middle-end/21742
11937 * expr.c (write_complex_part): Use adjust_address for MEM.
11938 (read_complex_part): Same.
11940 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11942 Fix PR tree-optimization/22280
11944 * tree-sra.c (generate_element_init): Remove useless loop.
11946 2005-07-02 Richard Henderson <rth@redhat.com>
11948 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11950 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11952 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11954 PR middle-end/14490
11955 * fold-const.c (fold_binary): Handle the return value of
11956 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11957 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11959 2005-07-02 Jeff Law <law@redhat.com>
11961 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11962 a eliminate type conversion which feeds an equality comparison
11963 if the original type or either operand in the comparison is a
11966 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11968 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11969 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11971 * config/avr/avr.c: Do not use '`' as left quote.
11972 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11973 Remove "." from end of diagnostics. Make diagnostics start with
11976 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11977 Joseph S. Myers <joseph@codesourcery.com>
11979 * toplev.c (default_tree_printer): Handle setting location with
11981 * c-objc.common.c (c_tree_printer): Likewise.
11982 * c-format.c (gcc_diag_flag_specs): Add '+'.
11983 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11984 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11986 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11987 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11988 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11989 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11990 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11991 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11992 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11993 format arguments where %J is used without %D.
11995 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11997 * gcc.c (LINK_SSP_SPEC): Define.
11998 (link_ssp_spec): New variable.
11999 (LINK_COMMAND_SPEC): Add %(link_ssp).
12000 (static_specs): Add link_ssp_spec.
12001 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12002 * configure: Rebuilt.
12003 * config.in: Rebuilt.
12005 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12006 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12007 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12008 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12009 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12010 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12011 -0x7008(2) instead of reading __stack_chk_guard variable.
12012 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12014 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12015 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12016 if TARGET_THREAD_SSP_OFFSET is defined.
12017 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12018 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12021 2005-06-27 Richard Henderson <rth@redhat.com>
12022 * libgcc-std.ver (GCC_4.1.0): New.
12023 * libgcc.h (__stack_chk_guard): Declare.
12024 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12025 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12026 * mklibgcc.in (lib2funcs): Add them.
12028 2005-07-01 Richard Henderson <rth@redhat.com>
12030 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12031 void * before struct sigcontext *.
12032 (x86_fallback_frame_state): Likewise.
12034 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12036 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12038 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12041 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12042 we check for SSA_NAME for.
12044 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12046 Fix PR tree-optimization/22071
12048 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12050 (get_constraint_for_component_ref): Use it.
12052 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12055 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12056 print out the last new line.
12058 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12060 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12061 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12062 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12063 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12064 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12065 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12066 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12067 (enum reg_class): New member CC0_REGS.
12068 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12069 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12070 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12071 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12072 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12073 Adjust for register now described.
12075 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12078 * config/i386/i386.md (stack_protect_test_si,
12079 stack_protect_test_di): Add earlyclobber for scratch 3.
12080 * config/rs6000/rs6000.md (stack_protect_testsi,
12081 stack_protect_testdi): Add earlyclobber for scratch 3,
12082 remove earlyclobber from scratch 4.
12084 Older entries for 2005 can be found in ChangeLog-2005.